1 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
3 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
4 swapped, and reversed optabs exist before trying to use them.
6 2009-05-15 Paul Brook <paul@codesourcery.com>
7 Sandra Loosemore <sandra@codesourcery.com>
9 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
11 (output_move_neon): Handle PRE_DEC.
12 (arm_print_operand): Add 'A' for neon structure loads.
13 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
14 * config/arm/neon.md (neon_mov): Update comment.
15 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
19 2009-05-15 Jan Hubicka <jh@suse.cz>
21 Revert the following patch until testsuite fallout is fixed:
22 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
23 * cgraph.h (struct inline_summary): New filed self_wize,
24 size_inlining_benefit, self_time and time_inlining_benefit.
25 (struct cgraph_global_info): Replace insns by time ans size fields.
26 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
27 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
28 (ipcp_update_callgraph): Do not touch function bodies.
29 * ipa-inline.c: Include except.h
30 MAX_TIME: New constant.
31 (overall_insns): Remove
32 (overall_size, max_benefit): New static variables.
33 (cgraph_estimate_time_after_inlining): New function.
34 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
35 (cgraph_clone_inlined_nodes): Update size.
36 (cgraph_mark_inline_edge): Update size.
37 (cgraph_estimate_growth): Use size info.
38 (cgraph_check_inline_limits): Check size.
39 (cgraph_default_inline_p): Likewise.
40 (cgraph_edge_badness): Compute badness based on benefit and size cost.
41 (cgraph_decide_recursive_inlining): Check size.
42 (cgraph_decide_inlining_of_small_function): Update size; dump sizes and times.
43 (cgraph_decide_inlining): Likewise.
44 (cgraph_decide_inlining_incrementally): Likewise; honor PARAM_EARLY_INLINING_INSNS.
45 (likely_eliminated_by_inlining_p): New predicate.
46 (estimate_function_body_sizes): New function.
47 (compute_inline_parameters): Use it.
48 * except.c (must_not_throw_labels): New function.
49 * except.h (must_not_throw_labels): Declare.
50 * tree-inline.c (init_inline_once): Kill inlining_weigths
51 * tree-ssa-structalias.c: Avoid uninitialized warning.
52 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
53 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
54 (PARAM_INLINE_CALL_COST): Remove.
55 (PARAM_EARLY_INLINING_INSNS): New.
57 2009-05-15 Richard Guenther <rguenther@suse.de>
59 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
62 2009-05-15 Richard Guenther <rguenther@suse.de>
64 PR tree-optimization/39999
65 * gimple.h (gimple_expr_type): Use the expression type looking
66 through useless conversions.
67 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
68 (vn_nary_op_insert_stmt): Likewise.
69 (simplify_binary_expression): Likewise.
71 2009-05-15 Richard Guenther <rguenther@suse.de>
73 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
74 New options, enabled by default.
75 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
77 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
78 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
79 * tree-ssa-structalias.c (gate_tree_pta): New function.
80 (pass_build_alias): Use it.
82 2009-05-15 Joseph Myers <joseph@codesourcery.com>
84 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
85 recurse on an invariant address if a conversion from a pointer
86 type to a wider integer type is involved.
88 2009-05-15 Jan Hubicka <jh@suse.cz>
90 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
91 * cgraph.h (struct inline_summary): New filed self_wize,
92 size_inlining_benefit, self_time and time_inlining_benefit.
93 (struct cgraph_global_info): Replace insns by time ans size fields.
94 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
95 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
96 (ipcp_update_callgraph): Do not touch function bodies.
97 * ipa-inline.c: Include except.h
98 MAX_TIME: New constant.
99 (overall_insns): Remove
100 (overall_size, max_benefit): New static variables.
101 (cgraph_estimate_time_after_inlining): New function.
102 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
103 (cgraph_clone_inlined_nodes): Update size.
104 (cgraph_mark_inline_edge): Update size.
105 (cgraph_estimate_growth): Use size info.
106 (cgraph_check_inline_limits): Check size.
107 (cgraph_default_inline_p): Likewise.
108 (cgraph_edge_badness): Compute badness based on benefit and size cost.
109 (cgraph_decide_recursive_inlining): Check size.
110 (cgraph_decide_inlining_of_small_function): Update size; dump sizes and times.
111 (cgraph_decide_inlining): Likewise.
112 (cgraph_decide_inlining_incrementally): Likewise; honor PARAM_EARLY_INLINING_INSNS.
113 (likely_eliminated_by_inlining_p): New predicate.
114 (estimate_function_body_sizes): New function.
115 (compute_inline_parameters): Use it.
116 * except.c (must_not_throw_labels): New function.
117 * except.h (must_not_throw_labels): Declare.
118 * tree-inline.c (init_inline_once): Kill inlining_weigths
119 * tree-ssa-structalias.c: Avoid uninitialized warning.
120 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
121 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
122 (PARAM_INLINE_CALL_COST): Remove.
123 (PARAM_EARLY_INLINING_INSNS): New.
124 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
125 (inline-call-cost): Remove.
126 (early-inlining-insns): New.
128 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
130 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
132 (print_int_cst_bounds_in_octal_p): Likewise.
133 (dbxout_type): Adjust calls to above functions. Be prepared to deal
135 * dwarf2out.c (base_type_die): Likewise.
136 (is_subrange_type): Delete.
137 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
138 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
139 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it if
140 the destination type is boolean.
141 (build_range_check): Do not special-case subtypes.
142 (fold_sign_changed_comparison): Likewise.
143 (fold_unary): Likewise.
144 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
145 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
146 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
147 * tree.c (subrange_type_for_debug_p): New predicate based on the former
149 * tree.h (subrange_type_for_debug_p): Declare.
150 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
151 (convert_affine_scev): Remove call to above function.
152 (chrec_convert_aggressive): Likewise.
153 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
154 false for conversions involving subtypes.
155 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
156 (vrp_val_min): Likewise.
157 (needs_overflow_infinity): Likewise.
158 (extract_range_from_unary_expr): Likewise.
160 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
162 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
163 * config/frv/frv.c: Likewise.
164 * config/s390/s390.c: Likewise.
165 * config/sparc/sparc.h: Likewise.
166 * config/i386/i386.h: Likewise.
167 * config/i386/i386.c: Likewise.
168 * config/crx/crx.c: Likewise.
169 * config/m68hc11/m68hc11.h: Likewise.
170 * config/iq2000/iq2000.c: Likewise.
171 * config/mn10300/mn10300.h: Likewise.
172 * config/mn10300/mn10300.c: Likewise.
173 * config/m68k/m68k.c: Likewise.
174 * config/rs6000/rs6000.c: Likewise.
175 * config/rs6000/xcoff.h: Likewise.
176 * config/rs6000/linux64.h: Likewise.
177 * config/rs6000/sysv4.h: Likewise.
178 * config/score/score3.c: Likewise.
179 * config/score/score7.c: Likewise.
180 * config/score/score.c: Likewise.
181 * config/arm/arm.md: Likewise.
182 * config/mips/mips.c: Likewise.
183 * config/mips/mips.md: Likewise.
184 * config/bfin/bfin.h: Likewise.
185 * config/pa/pa.c: Likewise.
186 * config/pa/constraints.md: Likewise.
188 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
189 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
190 * config/pdp11/pdp11.h: Use memory_address_p instead.
192 2009-05-14 Ian Lance Taylor <iant@google.com>
194 * passes.c (finish_optimization_passes): Change i to int.
195 * plugin.c (plugins_active_p): Change event to int.
196 (dump_active_plugins): Likewise.
197 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
199 * tree.c (tree_range_check_failed): Change c to unsigned int.
200 (omp_clause_range_check_failed): Likewise.
201 (build_common_builtin_nodes): Change mode to int. Add cast.
202 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
203 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
205 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
206 ++ or -- with a variable of enum type.
208 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
211 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
213 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
215 * store-motion.c: Do not include params.h
216 * Makefile.in: Fix dependencies for various files.
218 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
220 * auto-inc-dec.c: Fix pass description, remove apparent
221 accidental duplication.
223 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
226 * ipa-utils.h (memory_identifier_string): Moved to ...
227 * tree.h (memory_identifier_string): Here. Add GTY(()).
229 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
231 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
232 in the former documentation of...
233 (GO_IF_LEGITIMATE_ADDRESS): ... this.
234 * ira-conflicts.c (get_dup_num): Use address_operand.
235 * targhooks.c (default_legitimate_address_p): New.
236 * targhooks.h (default_legitimate_address_p): New.
237 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
239 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
240 * target.h (struct target): Add legitimate_address_p.
241 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
242 (TARGET_INITIALIZER): Include it.
244 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
245 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
246 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
247 (TARGET_LEGITIMATE_ADDRESS_P): New.
249 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
250 (REG_OK_STRICT_P): Delete.
251 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
252 (frv_legitimate_address_p_1): ... this.
253 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
254 (frv_legitimate_address_p_1): ... the renamed old
255 frv_legitimate_address_p.
256 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
257 (TARGET_LEGITIMATE_ADDRESS_P): New.
259 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
260 * config/s390/s390-protos.h (legitimate_address_p): Remove.
261 * config/s390/s390.c (legitimate_address_p): Rename to...
262 (s390_legitimate_address_p): ... this, make static.
263 (legitimize_address): Adjust call.
264 (TARGET_LEGITIMATE_ADDRESS_P): New.
265 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
267 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
268 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
269 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
270 (TARGET_LEGITIMATE_ADDRESS_P): New.
272 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
273 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
274 * config/spu/spu.c (spu_legitimate_address): Rename to...
275 (spu_legitimate_address_p): ... this, make static.
276 (TARGET_LEGITIMATE_ADDRESS_P): New.
278 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
279 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
280 * config/sparc/sparc.c (legitimate_address_p): Rename to...
281 (sparc_legitimate_address_p): ... this, make static and return bool.
282 (legitimize_address): Adjust call.
283 (TARGET_LEGITIMATE_ADDRESS_P): New.
285 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
286 * config/i386/i386-protos.h (legitimate_address_p): Remove.
287 * config/i386/i386.c (legitimate_address_p): Rename to...
288 (ix86_legitimate_address_p): ... this, make static.
289 (constant_address_p): Move after it, adjust call.
290 (TARGET_LEGITIMATE_ADDRESS_P): New.
292 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
293 * config/avr/avr-protos.h (legitimate_address_p): Remove.
294 * config/avr/avr.c (legitimate_address_p): Rename to...
295 (avr_legitimate_address_p): ... this, make static.
296 (legitimize_address): Adjust call.
297 (TARGET_LEGITIMATE_ADDRESS_P): New.
299 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
300 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
301 * config/crx/crx.c (crx_legitimate_address_p): Make static.
302 (TARGET_LEGITIMATE_ADDRESS_P): New.
304 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
305 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
306 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
307 (TARGET_LEGITIMATE_ADDRESS_P): New.
309 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
310 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
312 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
314 (TARGET_LEGITIMATE_ADDRESS_P): New.
316 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
317 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
319 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
321 (m68hc11_legitimate_address_p): ... this, make static.
322 (go_if_legitimate_address_internal): Rename to...
323 (m68hc11_legitimate_address_p_1): ... this.
324 (legitimize_address): Adjust call.
325 (TARGET_LEGITIMATE_ADDRESS_P): New.
327 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
328 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p):
330 * config/iq2000/iq2000.c (iq2000_legitimate_address_p):
332 (TARGET_LEGITIMATE_ADDRESS_P): New.
334 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
335 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
336 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
337 (mn10300_legitimate_address_p): ... this, make static.
338 (TARGET_LEGITIMATE_ADDRESS_P): New.
340 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
341 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
342 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
343 (TARGET_LEGITIMATE_ADDRESS_P): New.
345 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
346 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
347 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
348 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
349 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
350 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
351 (rs6000_legitimate_address_p): ... this, make static.
352 (TARGET_LEGITIMATE_ADDRESS_P): New.
353 (REG_MODE_OK_FOR_BASE_P): Delete.
354 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
356 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
357 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
359 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
360 static, adjust types.
361 (TARGET_LEGITIMATE_ADDRESS_P): New.
363 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
364 * config/score/score.c (score_address_p): Rename to...
365 (score_legitimate_address_p): ... this.
366 (TARGET_LEGITIMATE_ADDRESS_P): New.
367 * config/score/score3.c (score3_address_p): Rename to...
368 (score3_legitimate_address_p): ... this.
369 * config/score/score7.c (score7_address_p): Rename to...
370 (score7_legitimate_address_p): ... this.
372 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
373 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
374 GO_IF_LEGITIMATE_ADDRESS): Delete.
375 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
376 thumb2_legitimate_address_p): Delete.
377 (arm_legitimate_address_p): Rename to...
378 (arm_legitimate_address_outer_p): ... this.
379 * config/arm/constraints.md ("Uq"): Adjust call.
380 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
381 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one to...
382 (arm_legitimate_address_outer_p): ... this.
383 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make static.
384 (TARGET_LEGITIMATE_ADDRESS_P): New.
386 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
387 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
388 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
389 (TARGET_LEGITIMATE_ADDRESS_P): New.
391 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
392 * config/vax/vax-protos.h (legitimate_address_p): Remove.
393 * config/vax/vax.c (legitimate_address_p): Rename to...
394 (vax_legitimate_address_p): ... this, make static.
395 (TARGET_LEGITIMATE_ADDRESS_P): New.
397 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
398 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
399 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
400 (TARGET_LEGITIMATE_ADDRESS_P): New.
402 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
403 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
404 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
405 (mmix_legitimate_address_p): ... this, make static.
406 (TARGET_LEGITIMATE_ADDRESS_P): New.
408 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
409 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
410 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
411 (TARGET_LEGITIMATE_ADDRESS_P): New.
413 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
415 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
418 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
420 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
421 LCT_NORMAL in function call.
422 * mips-tdump.c (print_file_desc): Add cast to enum type.
423 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
424 (mark_stabs): Add casts to enum types.
425 (parse_stabs_common): Add casts to enum types.
427 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
429 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
430 Check for invalid values of LETTER.
432 2009-05-13 Taras Glek <tglek@mozilla.com>
434 * attribs.c (register_attribute): moved out attribute registration into
436 * doc/plugins.texi: Documented register_attribute and PLUGIN_ATTRIBUTES.
437 * gcc-plugin.h: Added forward decl for register_attribute.
438 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
439 * plugin.c (register_callback, invoke_plugin_callbacks): Added
440 PLUGIN_ATTRIBUTES boilerplate.
442 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
444 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
445 values even in sentinel and empty entries.
446 (ms_printf_flag_specs): Likewise.
447 (ms_scanf_flag_specs): Likewise.
448 (ms_strftime_flag_specs): Likewise.
449 (ms_print_char_table): Likewise.
450 (ms_scan_char_table): Likewise.
451 (ms_time_char_table): Likewise.
453 2009-05-13 Doug Kwan <dougkwan@google.com>
455 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
457 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
459 * config/mips/mips.md (store): Add attributes for QI and HI.
461 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
462 (truncdi<mode>2): ... this new pattern.
464 2009-05-13 Brad Hards <bradh@kde.org>
466 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
468 2009-05-14 Jakub Jelinek <jakub@redhat.com>
469 Ben Elliston <bje@au.ibm.com>
472 * dse.c (check_mem_read_rtx): Guard against width == -1.
474 2009-05-13 Michael Matz <matz@suse.de>
477 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
478 (trivially_conflicts_p): New function.
479 (insert_backedge_copies): Use it.
481 2009-05-13 Janis Johnson <janis187@us.ibm.com>
483 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
484 (handle_stdc_pragma): Use new enum constant names.
485 (handle_pragma_float_const_decimal64): Ditto.
487 2009-05-13 Ian Lance Taylor <iant@google.com>
489 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
492 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
494 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
495 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
497 * config/m68k/m68k.h (FL_UCLINUX): Define.
499 2009-05-13 Jan Hubicka <jh@suse.cz>
501 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
503 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
505 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
506 unless -fschedule-insns is specified.
508 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
511 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
512 TARGET_EXPAND_CBRANCHDI4.
513 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
514 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
515 (cmpeqdi): Fix comment.
517 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
519 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
520 (sh_legitimate_address_p): Likewise.
521 * config/sh/sh.c (sh_legitimate_index_p): New.
522 (sh_legitimate_address_p): Likewise.
523 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
524 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
525 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
526 (MAYBE_BASE_REGISTER_RTX_P): New macro.
527 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
528 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
529 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
530 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
531 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
533 2009-05-12 Jan Hubicka <jh@suse.cz>
535 * tree-inline.c (estimate_operator_cost): Add operands;
536 when division happens by constant, it is cheap.
537 (estimate_num_insns): Loads and stores are not having cost of 0;
538 EH magic stuff is cheap; when computing runtime cost of switch,
539 use log2 base of amount of its cases; builtin_expect has cost of 0;
540 compute cost for moving return value of call.
541 (init_inline_once): Initialize time_based flags.
542 * tree-inline.h (eni_weights_d): Add time_based flag.
544 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
546 * df-core.c: Update head documentation.
548 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
551 * rs6000.c (rs6000_generate_compare): Use op1b instead of
552 shadowing exisiting variable op1.
554 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
557 * config/i386/driver-i386.c (processor_signatures): New enum.
558 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
559 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
560 processor signature to detect geode processor.
562 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
566 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
568 * optabs.c (prepare_cmp_insn): Temporarily disable test that
569 causes spurious differences between trunk and cond-optab branch.
571 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
573 * dojump.c (compare_from_rtx): Delete.
574 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
575 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
576 if the comparison does not satisfy the predicate; test predicates for
577 operands 2 and 3 of a cstore pattern. Don't try cstore optab
578 further if one existing pattern fails.
579 * expr.h (compare_from_rtx): Delete.
580 (prepare_operand): Declare it.
581 * optabs.c: Change "lib call" to "libcall" throughout.
582 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
583 HAVE_conditional_trap, emit_cmp_insn): Delete.
584 (can_compare_p): Delete cmp_optab case.
585 (prepare_float_lib_cmp): Return an rtx and a machine mode.
586 Accept other parameters by value.
587 (prepare_operand): Make non-static.
588 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
589 other parameters by value. Try to widen operands here based on
590 an optab_methods argument and looking at cbranch_optab.
591 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
592 loop. Use cbranch_optab directly.
593 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
594 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
596 (emit_conditional_move, emit_conditional_add): Inline what's needed
597 of compare_from_rtx, using new prepare_cmp_insn for the rest.
598 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
599 with COMPARE. Move cmov_optab and cstore_optab above
600 with cbranch_optab, move cmp_optab down with ucmp_optab,
601 remove tst_otpab. Do not initialize trap_rtx.
602 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
603 for trap code. Do not check HAVE_conditional_trap. Use
604 prepare_cmp_insn. Accept no predicate for operand 3.
605 * optabs.h (OTI_cmp): Mark as used only for libcalls.
606 (OTI_ctrap, ctrap_optab): New.
608 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
609 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
610 with lookup of ctrap_optab.
611 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn,
612 setcc_gen_code): Delete.
615 * combine.c (combine_simplify_rtx, simplify_set): Do not
616 special case comparing against zero for cc0 machines.
617 * simplify-rtx.c (simplify_binary_operation_1): Never remove
618 COMPARE on cc0 machines.
619 (simplify_relational_operation): Return a new expression when
620 a COMPARE could be removed.
621 * final.c (final_scan_insn): Compare cc_status values
622 against LHS of a (compare FOO (const_int 0)) cc0 source.
623 Also check if cc_status.value is the full compare.
625 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
626 (cstoreMM4): Document.
627 (conditional_trap): Document ctrapMM4 instead.
628 (sync_compare_and_swapMM): Refer to cbranchcc4.
629 (Dependent Patterns): Eliminate obsolete information referring to
630 the old jump optimization phase.
631 (Canonicalization): Include cbranchcc4 case, omit canonicalization
632 of compares with 0 on cc0 machines.
633 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
634 avoiding references to cc0. Remove text about storing operands
636 * doc/tm.texi (Condition Codes): Include blurb on different
637 condition code representations, separate into subsections for
638 CC0, MODE_CC and conditional execution.
640 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
641 alpha_emit_setcc): Accept operands and a machine mode.
642 * config/alpha/alpha.c (alpha_emit_conditional_branch):
643 Get code/op0/op1 from operands, use machine mode argument
644 instead of alpha_compare.fp_p. Emit the branch here.
645 (alpha_emit_setcc): Likewise, and return boolean.
646 (alpha_emit_conditional_move): Likewise. Assert that
647 cmp_op_mode == cmp_mode, and simplify accordingly.
648 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
649 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
650 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
652 (stack probe test): Use cbranchdi4.
653 * config/alpha/predicates.md (alpha_cbranch_operator): New.
655 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
656 * config/arc/arc.h (movsicc, movsfcc): Use it.
657 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
658 (cbranchsi4, cstoresi4): New.
659 (cmpsi, bCC and sCC expanders): Remove.
661 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
662 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
663 * config/arm/predicates.md (arm_comparison_operator): Only include
664 floating-point operators if there is a hardware floating-point unit.
665 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
666 deferring to cbranch_cc and cstore_cc respectively.
667 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
668 cbranch_cc, cstore_cc): New.
669 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
671 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
673 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
674 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
676 (adjust_insn_length): Adjust calls.
677 (avr_reorg): Handle (compare (foo) (const_int 0)).
678 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
679 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
680 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
681 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
683 (cbranchqi4, cbranchhi4, cbranchsi4): New.
684 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
686 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
687 (cbranchsi4, cstorebi4, cstoresi4): New.
688 (movbisi): This insn is duplicate, split it to zero_extend.
689 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
690 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
691 (bfin_optimize_loop): Use cbranch expander.
692 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
693 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
694 (bfin_bimode_comparison_operator): ... this.
695 (bfin_direct_comparison_operator): New.
697 * config/cris/cris.c (cris_normal_notice_update_cc): Look
698 inside (compare FOO (const_int 0)).
699 (cris_rtx_costs): Handle ZERO_EXTRACT.
700 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
701 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
702 (*tstdi_v32): Delete.
703 (*cmpdi_non_v32): Add M alternative for operand 1.
704 (cmpsi, cmp<mode>): Make private.
705 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
707 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
709 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
710 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
711 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
712 (cc_reg_operand): New.
714 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
715 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
716 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
717 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
718 crx_expand_scond): Delete.
720 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
722 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
723 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
725 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
726 cstoresi4, cstoresf4, cstoredf4): New.
727 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
728 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
729 Receive the entire operands array.
730 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
731 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
732 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
733 Get test/op0/op1 from the operands array.
734 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
736 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
737 (h8300_expand_store): New.
738 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
740 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
741 (h8300_expand_store): New.
742 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
743 or do not try to produce (set (cc0) REG).
744 (peepholes): Wrap arguments with COMPARE. Add a peephole to
745 change a compare into a move to a scratch register. Disable some
746 peepholes when comparing with zero.
747 (tstsi, tsthi, tstsi, cmpqi): Make private.
750 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
753 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
754 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
755 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
756 (ix86_emit_i387_log1p): Use cbranchxf2.
757 (ix86_expand_setcc): Return void.
758 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
759 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
760 cmp<MODEF>, cmpcc): Remove.
761 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
762 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
763 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
764 (sCC and bCC expanders): Remove.
765 (stack_protect_test): Use cbranchcc4.
767 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
769 (ia64_expand_compare): Accept three rtx by reference and return void.
770 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
771 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
772 from *expr. Update *expr with the BImode comparison to do.
773 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
774 cmptf, bCC, sCC, conditional_trap): Delete.
775 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
776 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
777 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
778 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
779 * config/ia64/predicates.md (ia64_cbranch_operator): New.
781 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
782 type of last argument.
783 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
784 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
785 use machine mode argument instead of branch_type. Remove dead
786 code for floating-point comparisons.
787 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
788 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
790 (cbranchsi4, cstoresi4): New.
791 * config/iq2000/predicates.md (reg_or_const_operand): New.
793 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
794 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
795 (b<code>_op): Rewrite to...
796 (bcc_op): ... this, using match_operator.
797 (s<code>_op): Rewrite to...
798 (scc_op): ... this, using match_operator.
799 (s<code>_24_op): Rewrite to...
800 (scc_op_24): ... this, using match_operator.
801 (s<code>_<mode>): Rewrite to...
802 (cstore<mode>4): ... this, using match_operator.
803 (s<code>_<mode>_24): Rewrite to...
804 (cstore<mode>4_24): ... this, using match_operator.
805 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
806 m32c_unpend_compare, m32c_expand_scc): Delete.
807 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
808 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
809 (m32c_expand_movcc): Change NE to EQ if necessary.
810 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
812 * config/m32r/m32r-protos.h (gen_cond_store): New.
813 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
814 (gen_cond_store): New, from sCC patterns.
815 (m32r_expand_block_move): Use cbranchsi4.
816 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
817 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
818 (cbranchsi4, cstoresi4): New.
820 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
822 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
823 (m68hc11_notice_update_cc): Look into a compare with 0.
824 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
826 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
827 cmphi, cmpqi, bCC): Delete.
828 (cbranchsi4, cbranchhi4, cbranchqi4): New.
829 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
830 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
833 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
834 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
835 * config/m68k/constraints.md (H): New.
836 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
837 the define_insn below.
838 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
839 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
840 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
841 patterns): Wrap RHS with COMPARE.
842 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
843 (*cmpdi_internal): Name this pattern.
844 (cmpdi): Change to define_insn.
845 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
846 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
847 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
849 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
850 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
851 (conditional_trap): Change to...
852 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
853 (*conditional_trap): Use the ordered_comparison_operator and
854 const1_operand predicates.
855 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
856 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
857 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
858 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
860 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
861 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
862 (mcore_gen_compare): New.
863 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
864 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
865 (mcore_gen_compare): ... this.
866 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
867 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
868 (stack probe pattern): Use cbranchsi4.
870 * config/mips/predicates.md (mips_cstore_operator): New.
871 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
872 * config/mips/mips.md (any_cond): Delete.
873 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
875 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
876 fixuns_truncsfdi2): Use cbranch patterns.
877 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
878 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
879 Adjust call to mips_expand_conditional_branch.
880 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
882 * config/mips/mips-protos.h (mips_expand_conditional_branch,
883 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
884 * config/mips/mips.c (cmp_operands): Delete.
885 (mips_emit_compare): Get comparison operands from *op0/*op1.
886 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
887 that it succeeds. Use op0/op1 instead of cmp_operands.
888 (mips_expand_conditional_branch, mips_expand_conditional_move,
889 mips_expand_conditional_trap): Likewise.
890 (mips_block_move_loop): Use cbranch patterns.
891 * config/mips/mips.h (cmp_operands): Delete.
893 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
894 (mmix_gen_compare_reg): Just return a register in the right CC mode.
895 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
896 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
897 (*cmpcc_folded): Rename to...
898 (*cmpdi_folded): this.
899 (*cmpcc): Rename to...
901 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
904 (cbranchdf4): New. Handle invalid comparisons here.
905 * config/mmix/predicates.md (float_comparison_operator): New.
907 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
908 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
909 * config/mn10300/mn10300.md (tst): Delete.
910 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
911 Name these patterns and wrap RHS in a compare.
912 (*cmpsi): Make this pattern private. Include tst.
913 (*cmpsf): Make this pattern private.
914 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
915 (compare with zero peepholes): Likewise.
917 (cbranchsi4, cbranchsf4): New.
918 (casesi): Use cbranchsi4.
920 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
921 hppa_branch_type): Delete.
922 (return_addr_rtx): Use cbranchsi4.
923 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
924 Emit CCFPmode comparison here.
925 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
926 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
927 hppa_branch_type): Delete.
928 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
929 (movsicc, movdicc): Remove references to hppa_compare_op0,
930 hppa_compare_op1 and compare_from_rtx.
931 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
932 (casesi): Use cbranchsi4.
934 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
935 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
936 * config/pdp11/pdp11.md (register_or_const0_operand): New.
937 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
938 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
940 (cbranchdf4, cbranchhi4, cbranchqi4): New.
941 (*branch, *branch_inverted): New.
943 * config/picochip/picochip.md (cbranchhi4): Use
944 ordered_comparison_operator.
945 (cmphi, bCC): Remove.
947 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
948 (trap_comparison_operator): Delete.
949 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
950 rs6000_emit_cbranch): Accept mode and operands.
951 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
952 rs6000_compare_fp_p): Delete.
953 (rs6000_generate_compare): Accept mode and comparison. Extract code
954 and op0/op1 from there. Replace references to rs6000_compare_op0
955 and rs6000_compare_op1.
956 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
957 extract result from passed operands.
958 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
959 extract loc from passed operands.
960 (rs6000_emit_cmove): Likewise.
961 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
962 rs6000_compare_fp_p): Delete.
963 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
964 (cbranch<GPR>4, cbranch<FP>4): New.
965 (cstore<mode>4): New. Consolidate here all choices about when to use
966 portable or specialized sCC sequences.
967 (stack_protect_test): Use cbranchsi4.
968 (conditional_trap): Replace with ctrap<GPR>4.
969 (conditional trap insn): Replace trap_comparison_operator with
970 ordered_comparison_operator.
972 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
973 (s390_emit_prologue): Use ctrap.
974 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
975 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
976 New predicates replacing...
977 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
978 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
979 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
980 (add<mode>cc): Do not use s390_compare_op0/op1.
981 (s<code>): Change to...
982 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
984 (cstorecc4): ... this. Handle EQ or NE equally.
985 (*sne): Un-privatize for use in cstorecc4.
986 (b<code>): Change to...
987 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
988 (conditional_trap): Replace with...
989 (ctrap<GPR>4, ctrap<FP>4): ... these.
990 (stack_protect): Use cbranchcc4.
992 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
993 * config/score/score-protos.h (score_gen_cmp): Delete.
994 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
995 (score_block_move-loop): Use cbranchsi4.
996 * config/score/score.md (cbranchsi4): New.
997 (cmpsi, bCC): Delete.
998 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
999 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
1000 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
1001 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
1002 * config/score/score3.h (score3_gen_cmp): Delete.
1003 * config/score/score7.h (score7_gen_cmp): Delete.
1005 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
1006 (sh_emit_scc_to_t): ... this. Return void.
1007 (from_compare): Rename to...
1008 (sh_emit_compare_and_branch): ... this.
1009 (sh_emit_compare_and_set): New.
1010 (sh_expand_t_scc): Accept operands.
1011 * config/sh/predicates.md (sh_float_comparison_operator): New.
1012 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
1013 (prepare_scc_operands): Rename to...
1014 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
1016 (sh_emit_cheap_store_flag): New.
1017 (sh_emit_set_t_insn): New.
1018 (from_compare): Rename to...
1019 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
1020 handling of TARGET_SH2E floating point to avoid recursive call.
1021 Generate branch here.
1022 (sh_emit_compare_and_set): New.
1023 (sh_expand_t_scc): Get op0/op1 from arguments.
1024 (sh_emit_cheap_store_flag): New.
1025 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
1027 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
1028 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
1029 (movsicc, movdicc): Do nothing when it recreated operands from
1030 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
1031 prepare_scc_operands (now sh_emit_scc_to_t).
1032 (udivdi3): Use cstoresi4.
1033 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
1034 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
1035 (cbranchint4_media, cbranchfp4_media): New.
1036 (casesi): Use cbranchdi4.
1037 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
1039 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
1040 (movnegt): Remove second operand.
1041 (cbranchsf4, cbranchdf4): New.
1042 (stack_protect): Use cbranchdi4/cbranchsi4.
1044 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
1045 (gen_compare_reg): Accept comparison, extract part of it to...
1046 (gen_compare_reg_1): ... this.
1047 (gen_compare_operator): Delete.
1048 (gen_v9_scc): Accept separate destination, comparison code and arms.
1049 Do not use sparc_compare_op0/sparc_compare_op1.
1050 (emit_scc_insn, emit_conditional_branch_insn): New.
1051 (emit_v9_brxx): Make static. Remove useless assertion.
1052 (sparc_emit_float_lib_cmp): Return RTL instead of calling
1054 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
1055 * config/sparc/sparc-protos.h (gen_compare_reg,
1056 sparc_emit_float_lib_cmp): Adjust prototype.
1057 (emit_scc_insn, emit_conditional_branch_insn): New.
1058 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
1059 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
1060 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
1061 iterators to the top.
1062 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
1063 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
1064 snedi_special_trunc): Delete.
1065 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
1066 and snedi_special_trunc.
1067 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
1068 cbranchdi4, cbranch<F:mode>4): New.
1069 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
1070 here. Use gen_compare_reg instead of gen_compare_operator.
1071 (conditional_trap): Replace with...
1072 (ctrapsi4, ctrapdi4): ... this.
1073 (stack_protect_test): Use cbranchcc4.
1075 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
1077 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
1078 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
1079 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
1080 from operands[0] or operands[3] depending on is_set.
1081 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
1082 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
1083 cmpdf, bCC), sCC: Remove.
1084 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
1085 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
1087 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
1088 spu_emit_branch_or_set.
1090 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
1092 * config/stormy16/stormy16.h (xstormy16_compare_op0,
1093 xstormy16_compare_op1): Delete.
1094 * config/stormy16/stormy16.c (xstormy16_compare_op0,
1095 xstormy16_compare_op1): Delete.
1096 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
1098 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
1099 (cmphi, cmpsi, bCC): Remove.
1101 * config/v850/v850.md (tstsi, cmpsi): Fold into...
1102 (*cmpsi): ... this one.
1103 (cbranchsi4, cstoresi4): New.
1104 (bCC expanders): Delete.
1105 (sCC insns): Fold into...
1106 (*setcc): ... this one.
1107 (casesi): Do not use gen_cmpsi and gen_bgtu.
1108 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
1109 (movsicc): Simplify.
1110 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
1112 * config/vax/vax-protos.h (cond_name): New.
1113 (vax_output_conditional_branch): Remove.
1114 * config/vax/vax.c (cond_name): New.
1115 (vax_output_conditional_branch): Remove.
1116 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
1117 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
1118 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
1119 (bit<VAXint>): Wrap source with (compare).
1120 (b<code> and following unnamed pattern): Rename to *branch and
1121 *branch_reversed. Change macroization to match_operator.
1122 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
1124 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
1125 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
1126 Change last argument to machine_mode.
1127 (xtensa_expand_scc): Add machine_mode argument.
1128 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
1129 (gen_conditional_move, xtensa_expand_conditional_branch,
1130 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
1131 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
1132 Adjust operand numbers.
1133 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
1135 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
1136 (cmpsi, cmpsf, b<code>, s<code>): Delete.
1137 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
1139 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
1141 * optabs.c (prepare_cmp_insn): Temporarily disable test that
1142 causes spurious differences between trunk and cond-optab branch.
1144 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
1147 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
1149 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
1151 * tree.c (iterative_hash_pointer): Delete.
1152 (iterative_hash_expr): Short-circuit handling of NULL pointer.
1153 Hash UIDs and versions of SSA names. Don't special-case built-in
1154 function declarations.
1156 2009-05-11 Ian Lance Taylor <iant@google.com>
1159 * graphite.c: Force -Wc++-compat to only be a warning before
1160 #including "cloog/cloog.h".
1162 2009-05-11 Martin Jambor <mjambor@suse.cz>
1164 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
1166 2009-05-11 Jan Hubicka <jh@suse.cz>
1168 * tree-ssa-loop-ivcanon.c: Include target.h
1169 (struct loop_size): new structure.
1170 (constant_after_peeling): New predicate.
1171 (tree_estimate_loop_size): New function.
1172 (estimated_unrolled_size): Rewrite for new estimates.
1173 (try_unroll_loop_completely): Use new estimates.
1174 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
1176 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
1178 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
1179 libcpp interface change.
1180 (spu_macro_to_expand): Likewise.
1182 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
1184 PR tree-optimization/40026
1185 * gimplify.c (gimplify_init_constructor): Change initial conditional
1186 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
1187 optimize_compound_literals_in_ctor.
1189 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
1191 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
1193 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
1195 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
1197 * tree-vect-data-refs.c (vect_analyze_group_access): Use
1198 HOST_WIDE_INT for gap.
1200 2009-05-11 Ira Rosen <irar@il.ibm.com>
1202 PR tree-optimization/40074
1203 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
1204 account in group size and step comparison.
1206 2009-05-11 Richard Guenther <rguenther@suse.de>
1208 * passes.c (init_optimization_passes): Strip now incorrect comment.
1209 (execute_function_todo): Do not set PROP_alias.
1210 * tree-pass.h (PROP_alias): Remove.
1211 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
1212 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
1213 * tree-nrv.c (pass_return_slot): Likewise.
1214 * tree-object-size.c (pass_object_sizes): Likewise.
1215 * tree-ssa-dom.c (pass_dominator): Likewise.
1216 (pass_phi_only_cprop): Likewise.
1217 * tree-ssa-dse.c (pass_dse): Likewise.
1218 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
1219 (pass_cselim): Likewise.
1220 * tree-ssa-pre.c (pass_pre): Likewise.
1221 (pass_fre): Likewise.
1222 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
1223 * tree-ssa-sink.c (pass_sink_code): Likewise.
1224 * tree-stdarg.c (pass_stdarg): Likewise.
1225 * tree-tailcall.c (pass_tail_calls): Likewise.
1226 * tree-vrp.c (pass_vrp): Likewise.
1228 2009-05-10 Ian Lance Taylor <iant@google.com>
1230 * basic-block.h (enum profile_status): Break out of struct
1232 * cgraph.h (struct inline_summary): Break out of struct
1234 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
1235 of struct cgraph_order_sort.
1236 * combine.c (enum undo_kind): New enum, broken out of struct undo.
1237 * cse.c (struct branch_path): Break out of struct
1238 cse_basic_block_data.
1239 * except.h (enum eh_region_type): Break out of struct eh_region.
1240 * gcc.c (enum add_del): Break out of struct modify_target.
1241 * genrecog.c (enum decision_type): Break out of struct decision_test.
1242 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
1244 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
1245 * regmove.c (enum match_use): New enum, broken out of struct match.
1246 * sched-int.h (enum post_call_group): New enum, broken out of
1248 (struct deps_reg): Break out of struct deps.
1249 * target.h (struct asm_int_op): Break out of struct gcc_target.
1250 * tree-eh.c (struct goto_queue_node): Break out of struct
1252 * tree-inline.h (enum copy_body_cge_which): Break out of
1254 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
1256 * c-decl.c (in_struct, struct_types): New static variables.
1257 (pushtag): Add loc parameter. Change all callers.
1258 (lookup_tag): Add ploc parameter. Change all callers.
1259 (check_compound_literal_type): New function.
1260 (parser_xref_tag): Add loc parameter. Change all callers. If
1261 -Wc++-compat, warn about struct/union/enum types defined within a
1263 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
1264 and loc parameters. Change all callers. Change error calls to
1265 error_at, using loc. For a redefinition, if the location of the
1266 original definition is known, report it. Set in_struct and
1267 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
1268 (finish_struct): Add new parameters enclosing_in_struct and
1269 enclosing_struct_types. Change all callers. Set
1270 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
1271 in the struct. If in a struct, add this struct to struct_types.
1272 (start_enum): Add loc parameter. Change all callers. Use
1273 error_at for errors, using loc. For a redefinition, if the
1274 location of the original definition is known, report it. If in a
1275 struct, add this enum type to struct_types. If -Wc++-compat warn
1276 if in sizeof, typeof, or alignof.
1277 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
1278 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
1279 (c_parser_enum_specifier): Get enum location for start_enum.
1280 (c_parser_struct_or_union_specifier): Get struct location for
1281 start_struct. Save in_struct and struct_types status between
1282 start_struct and finish_struct.
1283 (c_parser_cast_expression): Get location of cast.
1284 (c_parser_alignof_expression): Get location of type.
1285 (c_parser_postfix_expression): Likewise.
1286 (c_parser_postfix_expression_after_paren_type): Add type_loc
1287 parameter. Change all callers. Call check_compound_literal_type.
1288 Use type_loc for error about variable size type.
1289 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
1290 of an enum constant from an enum type defined in a struct or union.
1291 (c_cast_expr): Add loc parameter. Change all callers. If
1292 -Wc++-compat, warn about defining a type in a cast.
1293 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
1294 (start_enum, start_struct, finish_struct): Update declarations.
1295 (parser_xref_tag, c_cast_expr): Update declarations.
1296 (check_compound_literal_type): Declare.
1298 2009-05-11 Ben Elliston <bje@au.ibm.com>
1300 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
1301 for recent libcpp interface change.
1302 (rs6000_macro_to_expand): Likewise.
1304 2009-05-10 Michael Matz <matz@suse.de>
1307 * config/arm/arm.c (require_pic_register): Emit on entry edge,
1308 not at entry of function.
1310 2009-05-10 Richard Guenther <rguenther@suse.de>
1312 PR tree-optimization/40081
1314 * tree-sra.c (instantiate_element): Instantiate scalar replacements
1315 using the main variant of the element type. Do not fiddle with
1316 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
1318 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
1319 structs with volatile fields.
1321 2009-05-10 Jan Hubicka <jh@suse.cz>
1323 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
1324 (estimate_move_cost): Assert that it does not get called for
1326 (estimate_num_insns): Skip VOID types in argument handling.
1327 (optimize_inline_calls): Delete unreachable blocks and verify that
1330 2009-05-10 Jan Hubicka <jh@suse.cz>
1332 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
1333 * cgraph.c (cgraph_mark_address_taken_node): New function.
1334 (dump_cgraph_node): Dump new flag.
1335 * cgraph.h (struct cgraph_node): Add address_taken.
1336 (cgraph_mark_address_taken_node): New function.
1337 * ipa.c (cgraph_postorder): Prioritize functions with address taken
1338 since new direct calls can be born.
1340 2009-05-10 Joseph Myers <joseph@codesourcery.com>
1342 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
1345 2009-05-10 Jan Hubicka <jh@suse.cz>
1348 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
1350 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
1351 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
1352 * tree-inline.c (copy_bb): Set frequency correctly.
1353 (fold_marked_statements): Update call to
1354 cgraph_update_edges_for_call_stmt.
1356 2009-05-10 Joseph Myers <joseph@codesourcery.com>
1358 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
1359 identifiers in diagnostics.
1360 * config/arm/arm.c (arm_handle_fndecl_attribute,
1361 arm_handle_isr_attribute): Likewise.
1362 * config/avr/avr.c (avr_handle_progmem_attribute,
1363 avr_handle_fndecl_attribute, avr_handle_fntype_attribute):
1365 * config/bfin/bfin.c (handle_int_attribute,
1366 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
1367 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
1368 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
1370 * config/darwin.c (darwin_handle_kext_attribute,
1371 darwin_handle_weak_import_attribute): Likewise.
1372 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
1373 h8300_handle_eightbit_data_attribute,
1374 h8300_handle_tiny_data_attribute): Likewise.
1375 * config/i386/i386.c (ix86_handle_cconv_attribute,
1376 ix86_handle_abi_attribute, ix86_handle_struct_attribute):
1378 * config/i386/winnt.c (ix86_handle_shared_attribute,
1379 ix86_handle_selectany_attribute): Likewise.
1380 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
1381 * config/m32c/m32c.c (function_vector_handler): Likewise.
1382 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
1383 m68hc11_handle_fntype_attribute): Likewise.
1384 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
1385 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
1386 * config/mips/mips.c (mips_insert_attributes,
1387 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
1388 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
1389 rs6000_handle_struct_attribute): Likewise.
1390 * config/sh/sh.c (sh_insert_attributes,
1391 sh_handle_resbank_handler_attribute,
1392 sh_handle_interrupt_handler_attribute,
1393 sh2a_handle_function_vector_handler_attribute,
1394 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
1396 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
1397 * config/spu/spu.c (spu_handle_fndecl_attribute,
1398 spu_handle_vector_attribute): Likewise.
1399 * config/stormy16/stormy16.c
1400 (xstormy16_handle_interrupt_attribute): Likewise.
1401 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
1402 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
1404 2009-05-10 Joseph Myers <joseph@codesourcery.com>
1406 * pretty-print.h (struct pretty_print_info): Add
1407 translate_identifiers.
1408 (pp_translate_identifiers): New.
1409 (pp_identifier): Only conditionally translate identifier to locale
1411 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
1412 (pp_base_tree_identifier): Only conditionally translate identifier
1413 to locale character set.
1414 * c-pretty-print.c (M_): Define.
1415 (pp_c_type_specifier, pp_c_primary_expression): Mark English
1416 fragments for conditional translation with M_.
1417 * tree-pretty-print.c (maybe_init_pretty_print): Disable
1418 identifier translation.
1420 2009-05-10 Richard Guenther <rguenther@suse.de>
1422 PR tree-optimization/40081
1423 * tree-sra.c (instantiate_element): Instantiate scalar replacements
1424 using the main variant of the element type. Do not fiddle with
1425 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
1427 2009-05-09 Jan Hubicka <jh@suse.cz>
1430 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
1431 indirect calls; verify cgraph afterwards.
1433 2009-05-09 Jan Hubicka <jh@suse.cz>
1436 * ipa.c (update_inlined_to_pointer): New function.
1437 (cgraph_remove_unreachable_nodes): Use it.
1439 2009-05-09 Jan Hubicka <jh@suse.cz>
1441 * tree-eh.c (struct leh_state): Remove prev_try.
1442 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
1444 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
1445 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
1446 remove_eh_handler_and_replace, foreach_reachable_handler,
1447 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
1448 * except.h (struct eh_region): Remove eh_region_u_cleanup.
1449 (gen_eh_region_cleanup): Update prototype.
1451 2009-05-09 Jan Hubicka <jh@suse.cz>
1454 * except.c (copy_eh_region): Always set prev_try.
1455 (redirect_eh_edge_to_label): Find outer try.
1456 (foreach_reachable_handler): When looking for prev try
1457 handle case where previous try is not going to be taken.
1459 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1461 PR tree-optimization/40049
1462 * tree-vect-stmts.c (vectorizable_operation): If the machine has
1463 only vector/vector shifts, convert the type of the constant to the
1464 appropriate type to avoid building incorrect trees, which
1465 eventually have problems with garbage collection.
1467 2009-05-08 Joseph Myers <joseph@codesourcery.com>
1469 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
1470 -1 for complex floating-point types if honoring signed zeros.
1472 2009-05-08 Jan Hubicka <jh@suse.cz>
1474 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
1475 argument; handle correctly when profile is absent.
1476 (build_cgraph_edges): Update.
1477 (rebuild_cgraph_edges): Update.
1478 * cgraph.c: Do not include varray.h.
1479 (cgraph_set_call_stmt_including_clones): New function.
1480 (cgraph_create_edge_including_clones): Likewise
1481 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
1482 (cgraph_update_edges_for_call_stmt): Handle clones.
1483 (cgraph_remove_node): Handle clone tree.
1484 (cgraph_remove_node_and_inline_clones): New function.
1485 (dump_cgraph_node): Dump clone tree.
1486 (cgraph_clone_node): Handle clone tree.
1487 (clone_function_name): Bring here from tree-inline.c.
1488 (cgraph_create_virtual_clone): New function.
1489 * cgraph.h (ipa_replace_map): Move here from ipa.h.
1490 (cgraph_clone_info): New function.
1491 (strut cgraph_node): Add clone_info and new clone tree pointers.
1492 (cgraph_remove_node_and_inline_clones,
1493 cgraph_set_call_stmt_including_clones,
1494 cgraph_create_edge_including_clones,
1495 cgraph_create_virtual_clone): Declare.
1496 (cgraph_function_versioning): Use VEC argument.
1497 (compute_call_stmt_bb_frequency): Update prototype.
1498 (cgraph_materialize_all_clones): New function.
1499 * ipa-cp.c (ipcp_update_cloned_node): Remove.
1500 (ipcp_create_replace_map): Update to VECtors.
1501 (ipcp_update_callgraph): Use virtual clones.
1502 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
1503 (ipcp_update_profiling): Do not update local profiling.
1504 (ipcp_insert_stage): Use VECtors and virtual clones.
1505 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
1506 (clone_of_p): New function.
1507 (cgraph_preserve_function_body_p): Use clone tree.
1508 (cgraph_optimize): Materialize clones.
1509 (cgraph_function_versioning): Update for VECtors.
1510 (save_inline_function_body): Use clone tree.
1511 (cgraph_materialize_clone): New function.
1512 (cgraph_materialize_all_clones): Likewise.
1513 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
1514 * ipa.c: Include gimple.h.
1515 (cgraph_remove_unreachable_nodes): Use clone tree.
1516 * ipa-prop.c (ipa_note_param_call): Update call to
1517 compute_call_stmt_bb_frequencycall.
1518 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
1519 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
1520 (copy_bb): Handle updating of clone tree; add new edge when new call
1522 (expand_call_inline): Be strict about every call having edge.
1523 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
1524 (delete_unreachable_blocks_update_callgraph): New function.
1525 (tree_function_versioning): Use VECtors; always remove unreachable
1526 blocks and fold conditionals.
1527 * tree-inline.h: Do not include varray.h.
1528 (tree_function_versioning): Remove.
1529 * Makefile.in (GTFILES): Remove tree-inline.c
1530 * passes.c (do_per_function): Do only functions having body.
1531 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
1534 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
1535 Andrew Morrow <acm@google.com>
1538 * c-common.c (c_common_attribute_table): Permit deprecated
1539 attribute to take an optional argument.
1540 (handle_deprecated_attribute): If the optional argument to
1541 __attribute__((deprecated)) is not a string ignore the attribute
1544 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
1545 * c-typeck.c (build_component_ref): Likewise.
1546 (build_external_ref): Likewise.
1548 * toplev.c (warn_deprecated_use): Add an attribute argument.
1549 Emit the message associated with __attribute__((deprecated)).
1551 * toplev.h (warn_deprecated_use): Updated.
1553 * doc/extend.texi: Document new optional parameter to
1554 __attribute__((deprecated))
1556 2009-05-08 Michael Eager <eager@eagercon.com>
1558 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
1559 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
1561 2009-05-08 Richard Guenther <rguenther@suse.de>
1563 PR tree-optimization/40062
1564 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
1565 Avoid exponential behavior.
1567 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
1569 PR rtl-optimization/33928
1571 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
1572 process_uses, build_single_def_use_links): New.
1573 (update_df): Update use_def_ref.
1574 (forward_propagate_into): Use get_def_for_use instead of use-def
1576 (fwprop_init): Call build_single_def_use_links and let it initialize
1578 (fwprop_done): Free use_def_ref.
1579 (fwprop_addr): Eliminate duplicate call to df_set_flags.
1580 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
1581 df_rd_simulate_one_insn): New.
1582 (df_rd_bb_local_compute_process_def): Update head comment.
1583 (df_chain_create_bb): Use the new RD simulation functions.
1584 * df.h (df_rd_simulate_artificial_defs_at_top,
1585 df_rd_simulate_one_insn): New.
1586 * opts.c (decode_options): Enable fwprop at -O1.
1587 * doc/invoke.texi (-fforward-propagate): Document this.
1589 2009-05-08 Joseph Myers <joseph@codesourcery.com>
1592 * c-typeck.c (build_binary_op): Handle arithmetic between one real
1593 and one complex operand specially.
1594 * tree-complex.c (some_nonzerop): Do not identify a real value as
1595 zero if flag_signed_zeros.
1597 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
1599 PR rtl-optimization/33928
1600 * loop-invariant.c (record_use): Fix && vs. || mishap.
1602 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
1604 PR rtl-optimization/33928
1605 * loop-invariant.c (struct use): Add addr_use_p.
1606 (struct def): Add n_addr_uses.
1607 (struct invariant): Add cheap_address.
1608 (create_new_invariant): Set cheap_address.
1609 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
1610 (record_uses): Pass df_ref to record_use.
1611 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
1614 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
1616 * config/sh/sh.c: Do not include c-pragma.h.
1618 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
1620 * config/spu/spu.c: Remove include of c-common.h.
1622 2009-05-07 Janis Johnson <janis187@us.ibm.com>
1625 * c-common.h (mark_valid_location_for_stdc_pragma,
1626 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
1627 clear_float_const_decimal64, float_const_decimal64_p): New.
1628 * c.opt (Wunsuffixed-float-constants): New.
1629 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
1630 unsuffixed float constant, handle new warning.
1631 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
1632 * c-decl.c (c_scope): New flag float_const_decimal64.
1633 (set_float_const_decimal64, clear_float_const_decimal64,
1634 float_const_decimal64_p): New.
1635 (push_scope): Set new flag.
1636 * c-parser.c (c_parser_translation_unit): Mark when it's valid
1637 to use STDC pragmas.
1638 (c_parser_external_declaration): Ditto.
1639 (c_parser_compound_statement_nostart): Ditto.
1640 * c-pragma.c (valid_location_for_stdc_pragma,
1641 mark_valid_location_for_stdc_pragma,
1642 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
1643 handle_pragma_float_const_decimal64): New.
1644 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
1645 * cp/semantics.c (valid_location_for_stdc_pragma_p,
1646 set_float_const_decimal64, clear_float_const_decimal64,
1647 float_const_decimal64_p): New dummy functions.
1648 * doc/extend.texi (Decimal Float): Remove statement that the
1649 pragma, and suffix for double constants, are not supported.
1650 * doc/invoke.texi (Warning Options): List new option.
1651 (-Wunsuffixed-float-constants): New.
1653 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
1655 * config/i386/i386.c: Do not include c-common.h.
1657 2009-05-07 Mark Heffernan <meheff@google.com>
1659 * doc/invoke.texi (Debugging Options): Document change of debugging
1661 * opts.c (decode_options): Make dump_base_name relative to
1662 aux_base_name directory.
1664 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
1666 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
1667 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
1669 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
1671 * Makefile.in (install-plugin): Simplify a bit.
1673 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
1675 * Makefile.in (OBJS-common): Add regcprop.o.
1677 * timevar.def (TV_CPROP_REGISTERS): New.
1678 * regrename.c (regrename_optimize): Return 0.
1679 (rest_of_handle_regrename): Delete.
1680 (pass_rename_registers): Point to regrename_optimize.
1681 (struct value_data_entry, struct value_data,
1682 kill_value_one_regno, kill_value_regno, kill_value,
1683 set_value_regno, init_value_data, kill_clobbered_value,
1684 kill_set_value, kill_autoinc_value, copy_value,
1685 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
1686 replace_oldest_value_reg, replace_oldest_value_addr,
1687 replace_oldest_value_mem, copyprop_hardreg_forward_1,
1688 debug_value_data, validate_value_data): Move...
1689 * regcprop.c: ... here.
1690 (rest_of_handle_cprop): Delete.
1691 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
1693 2009-05-07 Jakub Jelinek <jakub@redhat.com>
1696 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
1697 GEN_INT for 1 << bitnum.
1698 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
1701 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
1703 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
1704 Remove wrong description of "nand" operation.
1706 2009-05-06 Richard Guenther <rguenther@suse.de>
1707 Adam Nemet <anemet@caviumnetworks.com>
1709 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
1710 comment. Add that if LHS is not a gimple register, then RHS1 has
1711 to be a single object (GIMPLE_SINGLE_RHS).
1713 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
1715 * expr.c (get_def_for_expr): Move it up in the file.
1716 (store_field): When expanding a bit-field store, look at the
1717 defining gimple stmt for the masking conversion.
1719 2009-05-06 Janis Johnson <janis187@us.ibm.com>
1722 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
1723 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
1724 32-bit memcpy into long.
1726 2009-05-06 Jakub Jelinek <jakub@redhat.com>
1728 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
1729 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
1731 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
1732 instead of appending DW_OP_deref*.
1734 2009-05-06 Michael Matz <matz@suse.de>
1737 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
1738 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
1740 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
1742 * Makefile.in (install-plugin): Fix srcdir handling.
1744 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
1746 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
1747 when processing for not_regs_needed bitmap.
1748 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
1749 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
1750 handling it for rhs.
1752 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
1754 * config/i386/i386.md (unnamed inc/dec peephole): Use
1755 optimize_insn_for_size_p instead of optimize_size.
1756 * config/i386/predicates.md (incdec_operand): Likewise.
1757 (aligned_operand): Likewise.
1758 * config/i386/sse.md (divv8sf3): Likewise.
1759 (sqrtv8sf2): Likewise.
1761 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
1763 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
1765 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
1767 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
1769 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
1770 ssemodesuffixf2c with avxmodesuffixf2c.
1772 2009-05-06 Joseph Myers <joseph@codesourcery.com>
1775 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
1777 2009-05-05 Jakub Jelinek <jakub@redhat.com>
1779 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
1780 (struct tree_base): Adjust spacing for 8 bit boundaries.
1781 (struct tree_decl_common): Add decl_by_reference_flag bit.
1782 (DECL_BY_REFERENCE): Adjust.
1783 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
1784 print DECL_BY_REFERENCE bit.
1785 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
1786 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
1787 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
1788 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
1792 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
1793 range of the type, but default label is missing, add it with one
1794 of the existing labels instead of adding a new label for it.
1796 2009-05-05 Joseph Myers <joseph@codesourcery.com>
1800 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
1802 * Makefile.in (enable_plugin, plugin_includedir): New.
1803 (install): Depend on install-plugin.
1804 (PLUGIN_HEADERS): New.
1805 (install-plugin): New.
1806 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
1808 2009-05-05 Richard Guenther <rguenther@suse.de>
1810 PR tree-optimization/40022
1811 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
1813 (phivn_valid_p): Fix tuplification error, simplify.
1814 (phiprop_insert_phi): Add dumps.
1815 (propagate_with_phi): Simplify.
1817 2009-05-05 Richard Guenther <rguenther@suse.de>
1820 * builtins.c (gimplify_va_arg_expr): Properly build the address.
1822 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
1824 * tree.h (strip_float_extensions): Remove duplicate declaration.
1825 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
1826 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
1827 block_ultimate_origin): Rearrange the declarations line to match the
1828 comment that indicates the .c file which the functions are defined.
1829 (dwarf2out_*, set_decl_rtl): Add comment.
1830 (get_base_address): Adjust comment.
1831 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
1832 declarations line and add comment.
1833 (is_builtin_name): Add blank after function name, for clarity.
1835 2009-05-04 Joseph Myers <joseph@codesourcery.com>
1837 * attribs.c (decl_attributes): Use %qE for identifiers in
1839 * cgraphunit.c (verify_cgraph_node): Translate function names to
1840 locale character set in diagnostics.
1841 * coverage.c (get_coverage_counts): Use %qE for identifiers in
1843 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
1844 Document that functions are named in UTF-8.
1845 * expr.c (expand_expr_real_1): Translate function names to locale
1846 character set in diagnostics.
1847 * gimplify.c (omp_notice_variable, omp_is_private,
1848 gimplify_scan_omp_clauses): Use %qE for identifiers in
1850 * langhooks.c (lhd_print_error_function): Translate function names
1851 to locale character set.
1852 * langhooks.h (decl_printable_name): Document that return value is
1853 in internal character set.
1854 * stmt.c: Include pretty-print.h
1855 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
1857 (resolve_operand_name_1): Translate named operand name to locale
1859 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
1861 * toplev.c (announce_function): Translate function names to locale
1863 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
1864 (default_tree_printer): Use pp_identifier or translate identifiers
1865 to locale character set. Mark "<anonymous>" for translation.
1866 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
1867 for identifiers in diagnostics.
1868 * tree.c (handle_dll_attribute): Use %qE for identifiers in
1870 * varasm.c (output_constructor): Use %qE for identifiers in
1873 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
1875 * configure.ac: use ` ` instead of $()
1876 * configure: Regenerate.
1878 2009-05-05 Ben Elliston <bje@au.ibm.com>
1880 * config/pa/linux-atomic.c: Eliminate conditional include of
1881 errno.h on non-LP64 systems to simplify build requirements.
1883 2009-05-04 Joseph Myers <joseph@codesourcery.com>
1885 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
1887 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
1888 and pass value to identifier_to_locale.
1889 (warn_variable_length_array): Make name a tree.
1890 (grokdeclarator): Separate diagnostic texts for named and unnamed
1891 declarators. Use %qE for named declarators.
1892 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
1894 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
1895 identifiers in diagnostics.
1896 * c-typeck.c (push_member_name, start_init): Pass identifiers to
1897 identifier_to_locale. Mark "anonymous" strings for translation.
1899 2009-05-04 Michael Eager <eager@eagercon.com>
1901 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
1902 address for DImode/DFmode only if double-precision FP regs.
1904 2009-05-04 Michael Eager <eager@eagercon.com>
1906 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
1907 TARGET_SINGLE_FLOAT check.
1909 2009-05-04 Michael Eager <eager@eagercon.com>
1911 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
1913 2009-05-04 Michael Eager <eager@eagercon.com>
1915 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
1916 * config/rs6000/t-xilinx: New
1918 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
1920 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
1921 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
1922 * gcc/explow.c (memory_address): Use target hook.
1923 * gcc/targhooks.c (default_legitimize_address): New.
1924 * gcc/targhooks.h (default_legitimize_address): New.
1925 * gcc/target.h (legitimize_address): New.
1926 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
1927 (TARGET_INITIALIZER): Include it.
1928 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
1930 * config/bfin/bfin-protos.h (legitimize_address): Remove.
1931 * config/bfin/bfin.c (legitimize_address): Remove.
1932 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
1933 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
1935 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
1936 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
1938 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
1939 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
1940 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
1941 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
1942 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
1943 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
1944 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
1945 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
1946 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
1947 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
1948 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
1949 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
1950 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
1951 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
1952 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
1953 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
1954 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
1955 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
1956 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
1957 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
1958 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
1959 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
1960 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
1962 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
1963 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
1964 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
1965 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
1966 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
1967 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
1968 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
1969 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
1970 (thumb_legitimize_address): Delete.
1971 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
1972 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
1973 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
1974 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
1975 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
1976 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
1978 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
1981 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
1982 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
1983 * config/m32r/m32r.c (m32r_legitimize_address): New.
1984 * config/m68k/m68k.c (m68k_legitimize_address): New.
1985 * config/score/score.c (score_legitimize_address): Standardize.
1986 * config/score/score3.c (score3_legitimize_address): Standardize.
1987 * config/score/score3.h (score3_legitimize_address): Adjust.
1988 * config/score/score7.c (score7_legitimize_address): Standardize.
1989 * config/score/score7.h (score7_legitimize_address): Adjust.
1990 * config/sh/sh.c (sh_legitimize_address): New.
1991 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
1993 * gcc/config/s390/s390.c (legitimize_address): Rename to...
1994 (s390_legitimize_address): ... this.
1995 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
1996 (sparc_legitimize_address): ... this.
1997 * gcc/config/i386/i386.c (legitimize_address): Rename to...
1998 (ix86_legitimize_address): ... this.
1999 * gcc/config/avr/avr.c (legitimize_address): Rename to...
2000 (avr_legitimize_address): ... this.
2001 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
2002 (mn10300_legitimize_address): ... this.
2003 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
2004 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
2005 (alpha_expand_mov): Adjust call.
2007 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
2008 * config/spu/spu.c (spu_legitimize_address): Likewise.
2009 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
2010 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
2012 2009-05-04 Joseph Myers <joseph@codesourcery.com>
2014 * intl.c (locale_encoding, locale_utf8): New.
2015 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
2016 * intl.h (locale_encoding, locale_utf8): Declare.
2017 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
2018 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
2020 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
2022 (pp_tree_identifier): Define to call pp_base_tree_identifier.
2023 (pp_base_tree_identifier): Declare as function.
2024 (identifier_to_locale): Declare.
2025 * Makefile.in (pretty-print.o): Update dependencies.
2026 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
2028 2009-05-04 Richard Guenther <rguenther@suse.de>
2031 * builtins.c (fold_builtin_memory_op): Do not decay to element
2032 type if the size matches the whole array.
2034 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
2036 * expmed.c (synth_mult): When trying out a shift, pass the result
2039 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
2041 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
2042 (shiftsub1_cost): New.
2043 (init_expmed): Compute shiftsub1_cost.
2044 (synth_mult): Optimize multiplications by constants of the form
2045 -(2^^m-1) for some constant positive integer m.
2047 2009-05-03 Richard Guenther <rguenther@suse.de>
2050 * c-typeck.c (array_to_pointer_conversion): Do not built
2051 ADDR_EXPRs of arrays of pointer-to-element type.
2052 * c-gimplify.c (c_gimplify_expr): Revert change fixing
2053 up wrong ADDR_EXPRs after-the-fact.
2054 * c-common.c (strict_aliasing_warning): Strip pointer
2055 conversions for obtaining the original type.
2056 * builtins.c (fold_builtin_memset): Handle array types.
2057 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
2060 2009-05-03 Richard Guenther <rguenther@suse.de>
2063 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
2064 Do not lose casts from array types with unknown extent to array
2065 types with known extent.
2066 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
2067 alias set compatibility.
2069 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
2071 * flags.h (extra_warnings): Delete.
2072 * toplev.c (process_options): Handle Wuninitialized here.
2073 * opts.c (extra_warnings): Delete.
2074 (set_Wextra): Delete.
2075 (common_handle_option): -Wextra can be handled automatically.
2076 * c-opts.c (c_common_handle_option): Delete obsolete code.
2077 (c_common_post_options): Simplify comment.
2078 * common.opt (W): Add Var.
2080 (Wuninitialized): Initialize to -1.
2082 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
2083 Richard Guenther <rguenther@suse.de>
2085 * expr.c (get_def_for_expr): New function.
2086 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
2087 SSA rather than trees.
2088 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
2089 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
2091 2009-05-03 Joseph Myers <joseph@codesourcery.com>
2093 * c-common.c (reswords): Add _Imaginary.
2094 * c-common.c (enum rid): Add RID_IMAGINARY.
2096 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
2098 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
2099 Patch by Richard Guenther.
2101 2009-05-03 Anatoly Sokolov <aesok@post.ru>
2103 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
2104 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
2105 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
2106 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
2107 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
2108 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
2109 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
2110 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
2111 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
2112 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
2113 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
2114 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
2115 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
2116 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
2117 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
2118 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
2119 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
2120 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
2122 2009-05-02 Richard Guenther <rguenther@suse.de>
2124 PR tree-optimization/39940
2125 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
2128 2009-05-02 Richard Guenther <rguenther@suse.de>
2131 * tree-ssa.c (execute_update_addresses_taken): Properly check
2132 if we can mark a variable DECL_GIMPLE_REG_P.
2133 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
2134 back to the end of the function.
2135 (is_gimple_reg_type): Remove complex type special casing.
2136 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
2139 2009-05-02 Ben Elliston <bje@au.ibm.com>
2141 * doc/collect2.texi (Collect2): Document search path behaviour
2142 when configured with --with-ld.
2144 2009-05-02 Jan Hubicka <jh@suse.cz>
2146 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
2147 parameter; update callers.
2148 (coalesce_cost_edge): EH edges are costier because they needs
2149 splitting even if not critical and even more costier when there are
2150 multiple EH predecestors.
2152 2009-05-02 Jan Hubicka <jh@suse.cz>
2154 * except.c (remove_eh_handler_and_replace): Handle updating after
2155 removing TRY blocks.
2157 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
2159 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
2161 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
2163 * varasm.c: Do not include c-pragma.h.
2164 * attribs.c: Do not incude c-common.h.
2166 2009-05-01 Michael Matz <matz@suse.de>
2168 * calls.c (initialize_argument_information): Handle SSA names like
2169 decls with a non MEM_P DECL_RTL.
2171 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
2173 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
2174 * ipa-utils.c: Likewise.
2175 * ipa-type-escape.c: Likewise.
2176 * cgraphunit.c Do not include c-common.h.
2177 * ipa-pure-const.c: Likewise.
2178 * tree-if-conv.c: Likewise.
2179 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
2180 * ipa-struct-reorg.c: Likewise.
2181 * tree-nomudflap.c: Likewise.
2182 * tree-ssa-structalias.c: Likewise.
2184 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
2186 * store-motion.c: Many cleanups to make this pass a first-class
2187 citizen instead of an appendix to gcse load motion. Add TODO list
2188 to make this pass faster/cleaner/better.
2190 (struct ls_expr): Post gcse.c-split cleanups.
2191 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
2192 "stores" field to "avail_stores".
2193 (pre_ldst_mems): Rename to store_motion_mems.
2194 (pre_ldst_table): Rename to store_motion_mems_table.
2195 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
2196 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
2197 (ldst_entry): Rename to st_expr_entry, update users.
2198 (free_ldst_entry): Rename to free_st_expr_entry, update users.
2199 (free_ldst_mems): Rename to free_store_motion_mems, update users.
2200 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
2202 (first_ls_expr): Rename to first_st_expr, update users.
2203 (next_ls_expr): Rename to next_st_expr, update users.
2204 (print_ldst_list): Rename to print_store_motion_mems. Print names of
2205 fields properly for store motion instead of names inherited from load
2207 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
2208 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
2211 (ae_kill): Rename to st_kill, update users.
2212 (ae_gen): Rename to st_avloc, update users.
2213 (transp): Rename to st_transp, update users.
2214 (pre_insert_map): Rename to st_insert_map, update users.
2215 (pre_delete_map): Rename to st_delete_map, update users.
2216 (insert_store, build_store_vectors, free_store_memory,
2217 one_store_motion_pass): Update for abovementioned changes.
2219 (gcse_subst_count, gcse_create_count): Remove.
2220 (one_store_motion_pass): New statistics counters "n_stores_deleted"
2221 and "n_stores_created", local variables.
2223 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
2226 (regvec, compute_store_table_current_insn): Remove.
2227 (reg_set_info, reg_clear_last_set): Remove.
2228 (compute_store_table): Use DF caches instead of local dataflow
2231 2009-05-01 Joseph Myers <joseph@codesourcery.com>
2233 * c-objc-common.c (c_tree_printer): Print identifiers with
2234 pp_identifier, not pp_string. Mark "({anonymous})" for
2236 * c-pretty-print.c (pp_c_ws_string): New.
2237 (pp_c_cv_qualifier, pp_c_type_specifier,
2238 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
2239 pp_c_storage_class_specifier, pp_c_function_specifier,
2240 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
2241 pp_c_primary_expression, pp_c_postfix_expression,
2242 pp_c_unary_expression, pp_c_shift_expression,
2243 pp_c_relational_expression, pp_c_equality_expression,
2244 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
2245 use pp_string and pp_c_ws_string in place of pp_identifier and
2246 pp_c_identifier for non-identifiers. Mark English strings for
2248 * c-pretty-print.h (pp_c_ws_string): Declare.
2250 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
2251 Roland McGrath <roland@redhat.com>
2253 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
2254 (ENABLE_LD_BUILDID): New configuration option.
2255 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
2256 (LINK_BUILDID_SPEC): New macro.
2257 (init_spec): If defined, prepend it between LINK_EH_SPEC and
2259 * doc/install.texi: Document --enable-linker-build-id option.
2260 * configure: Rebuild.
2261 * config.in: Rebuild.
2263 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
2265 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
2266 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
2267 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
2268 MIPS_GP_SAVE_AREA_SIZE.
2269 * config/mips/mips.c (struct mips_frame_info): Update comment
2270 before arg_pointer_offset and hard_frame_pointer_offset.
2271 (mips_compute_frame_info): Update diagram before function: to
2272 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
2273 indicate the position of frame_pointer_rtx with -fstack-protector and
2274 to show args_size. Don't allocate cprestore area for leaf functions
2275 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
2277 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
2279 2009-04-30 Michael Matz <matz@suse.de>
2281 PR tree-optimization/39955
2282 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
2284 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
2286 * ira.c (setup_cover_and_important_classes): Use safe macro
2287 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
2289 * genpreds.c (write_tm_preds_h): Output suitable definition of
2290 REG_CLASS_FOR_CONSTRAINT.
2292 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
2294 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
2296 * bitmap.c (bitmap_descriptor): Likewise.
2297 * ggc-common.c (loc_descriptor): Likewise.
2298 * varray.c (varray_descriptor): Likewise.
2299 * vec.c (vec_descriptor): Likewise.
2301 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
2303 * Makefile.in (dce.o): Add $(EXCEPT_H).
2304 * dce.c: Include except.h and delete redundant vector definitions.
2305 (deletable_insn_p): Return false for non-call insns that can throw
2308 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
2310 * gcse.c (ae_gen): Remove.
2311 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
2312 and make non-static function to make it available in store-motion.c.
2313 Update call sites with search-and-replace.
2314 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
2315 extract_mentioned_regs, extract_mentioned_regs_helper,
2316 find_moveable_store, compute_store_table, load_kills_store, find_loads,
2317 store_killed_in_insn, store_killed_after, store_killed_before,
2318 build_store_vectors, insert_insn_start_basic_block, insert-store,
2319 remove_reachable_equiv_notes, replace_store_insn, delete_store,
2320 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
2321 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
2322 * store-motion.c: ...new file. Also copy data structures from gcse.c
2323 and clean up to remove parts not used by store motion.
2324 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
2325 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
2327 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2330 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
2331 when optimizing for size.
2333 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
2335 * gcse.c (gcse_constant_p): Fix typo in last change.
2337 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
2339 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
2341 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
2343 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
2345 2009-04-29 James E. Wilson <wilson@codesourcery.com>
2347 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
2348 CONST_HIGH_PART result.
2350 2009-04-29 Anatoly Sokolov <aesok@post.ru>
2352 * config/avr/avr.c (initial_elimination_offset): Rename to
2353 avr_initial_elimination_offset.
2354 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
2355 change return type to bool.
2356 (avr_can_eliminate): New function.
2357 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
2358 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
2359 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
2360 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
2361 avr_initial_elimination_offset.
2362 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
2363 (avr_initial_elimination_offset): Define.
2365 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
2366 Steven Bosscher <steven@gcc.gnu.org>
2368 PR rtl-optimization/39938
2369 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
2370 * cfgrtl.c: Include insn-attr.h.
2371 (rest_of_pass_free_cfg): New function.
2372 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
2373 * resource.c (init_resource_info): Remove call to df_analyze.
2375 2009-04-29 Richard Guenther <rguenther@suse.de>
2378 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
2379 allow conversion to signed integers.
2381 2009-04-29 Richard Guenther <rguenther@suse.de>
2383 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
2384 shifts of floating point vectors if the shift amount is
2385 a constant multiple of the element size.
2387 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
2388 Michael Matz <matz@suse.de>
2392 * tree-outof-ssa.c (emit_partition_copy): New function.
2393 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2394 insert_part_to_rtx_on_edge): Perform the partition base var
2395 copy using emit_partition_copy.
2396 (insert_value_copy_on_edge): Convert constants to the right mode.
2397 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
2398 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
2400 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2402 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
2403 scan backwards to try to find a constant to initialize it.
2405 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
2406 insn before the loop_end instruction, don't look past labels.
2408 2009-04-29 Richard Guenther <rguenther@suse.de>
2411 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
2412 loose type conversions.
2413 (forward_propagate_addr_expr): Fix tuplification bug. Remove
2414 stmts only if there are no uses of its definition.
2416 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2418 * config/bfin/bfin.h (splitting_loops): Declare.
2419 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
2420 Reorder bit definitions to be ascending.
2421 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
2422 * config/bfin/bfin.c (splitting_loops): New variable.
2423 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
2424 (struct loop_info): Remove members INIT and LOOP_INIT.
2425 (bfin_optimize_loop): Don't set them. Reorder the code that generates
2426 the LSETUP sequence. Allow LC to be loaded from any register, but
2427 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
2428 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
2430 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
2431 of reload_completed.
2434 * config/bfin/bfin.md (movsi_insn): Refine constraints.
2436 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
2438 * Makefile.in (PLUGIN_VERSION_H): New.
2439 (OBJS-common): Remove plugin-version.o.
2440 (plugin.o): Depend on (PLUGIN_VERSION_H).
2441 (plugin-version.o): Remove.
2442 * configure: Regenerate
2443 * configure.ac: Create plugin-version.h.
2444 * gcc-plugin.h (plugin_gcc_version): Remove.
2445 (plugin_default_version_check): Change signature.
2446 * plugin-version.c: Remove.
2447 * plugin.c: Include plugin-version.h.
2448 (str_plugin_gcc_version_name): Remove.
2449 (try_init_one_plugin): Pass gcc version to plugin_init.
2450 (plugin_default_version_check): Both gcc and plugin versions are now
2453 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2455 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
2456 problematic last insns. Test for TYPE_CALL rather than CALL_P.
2457 Remove special case testing for last insn of inner loops. Don't fail
2458 if the loop ends with a jump, emit an extra nop instead.
2460 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
2461 DREGS rather than comparing directly. Remove code that tries to
2462 account for latencies.
2464 2009-04-29 Richard Guenther <rguenther@suse.de>
2466 PR tree-optimization/39941
2467 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
2468 eliminating an indirect call.
2470 2009-04-29 Richard Guenther <rguenther@suse.de>
2472 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
2473 parameter. Allow invariants as base if !require_lvalue.
2474 (verify_gimple_assign_single): Adjust.
2476 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2478 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
2479 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
2480 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
2481 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
2482 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
2484 * config/bfin/bfin.c (bfin_expand_builtin,
2485 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
2487 2009-04-28 Richard Guenther <rguenther@suse.de>
2489 * tree-vect-loop.c (get_initial_def_for_induction): Use
2490 correct types for pointer increment.
2492 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2494 * toplev.c (print_version): Update GMP version string calculation.
2496 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
2498 PR rtl-optimization/39938
2499 * resource.c (init_resource_info): Add call to df_analyze.
2501 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2503 * config/alpha/alpha.md (usegp): Cast the result of
2504 alpha_find_lo_sum_using_gp to enum attr_usegp.
2505 * config/alpha/alpha.c (override_options): Remove end-of-structure
2506 marker element from cpu_table. Use array size of cpu_table to handle
2507 -mcpu and -mtune options.
2508 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
2510 2009-04-28 Joseph Myers <joseph@codesourcery.com>
2512 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
2513 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
2514 tune_32 and tune_64.
2515 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
2517 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
2518 * config/rs6000/option-defaults.h: ... here. New file.
2519 (OPT_64, OPT_32): Define.
2520 (MASK_64BIT): Define to 0 if not already defined.
2521 (OPT_ARCH64, OPT_ARCH32): Define.
2522 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
2525 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2527 * config/arm/arm.c (arm_override_options): Emit error on using
2530 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2532 PR rtl-optimization/39914
2533 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
2534 registers for allocnos created from user-defined variables only
2535 when not optimizing.
2537 2009-04-28 Richard Guenther <rguenther@suse.de>
2540 * fold-const.c (fold_binary): Use distribute_real_division only
2543 2009-04-28 Steve Ellcey <sje@cup.hp.com>
2545 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
2546 add hpux-stdint.h to tm_file.
2547 (hppa[12]*-*-hpux11*): Ditto.
2548 (ia64*-*-hpux*): Ditto.
2549 * config/hpux-stdint.h: New.
2550 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
2551 __STDC_EXT__ for all compiles.
2552 * config/pa/pa-hpux.h: Ditto.
2553 * config/pa/pa-hpux10.h: Ditto.
2554 * config/pa/pa-hpux11.h: Ditto.
2556 2009-04-28 Catherine Moore <clm@codesourcery.com>
2558 * debug.h (set_name): Add comment.
2560 2009-04-28 Andrew Pinski <pinskia@gmail.com>
2563 * config/darwin.c (machopic_gen_offset): Check
2564 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
2565 * config/arm/arm.c (require_pic_register): Likewise.
2567 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
2569 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
2570 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
2571 m32c_promote_prototypes): Delete.
2573 2009-04-28 Michael Matz <matz@suse.de>
2576 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
2579 2009-04-28 Richard Guenther <rguenther@suse.de>
2581 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
2583 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2585 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
2586 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
2587 * config/arm/arm-tune.md: Regenerate.
2589 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
2591 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
2592 block if there are complex incoming edges.
2593 (sel_merge_blocks): Remove useless assert.
2594 (sel_redirect_edge_and_branch): Check that edge was redirected.
2595 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
2596 (sel_find_rgns): Delete declaration.
2597 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
2598 the region when it is not a preheader.
2600 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2603 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
2605 2009-04-28 Richard Guenther <rguenther@suse.de>
2607 * tree.h (SSA_NAME_VALUE): Remove.
2608 (struct tree_ssa_name): Remove value_handle member.
2609 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
2610 array for jump threading.
2611 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
2613 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
2614 * tree-flow.h (threadedge_initialize_values): Declare.
2615 (threadedge_finalize_values): Likewise.
2616 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
2617 (SSA_NAME_VALUE): Define.
2618 (threadedge_initialize_values): New function.
2619 (threadedge_finalize_values): Likewise.
2620 * tree-ssa-dom.c (ssa_name_values): New global variable.
2621 (SSA_NAME_VALUE): Define.
2622 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
2624 2009-04-28 Ira Rosen <irar@il.ibm.com>
2626 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
2627 Use REPORT_VECTORIZED_LOCATIONS instead
2628 REPORT_VECTORIZED_LOOPS.
2629 * tree-vectorizer.c (vect_verbosity_level): Make static.
2630 (vect_loop_location): Rename to vect_location.
2631 (vect_set_verbosity_level): Update comment.
2632 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
2634 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
2635 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
2636 instead REPORT_UNVECTORIZED_LOOPS.
2637 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
2638 and vect_loop_def to vect_external_def and vect_internal_def.
2639 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
2640 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
2641 REPORT_UNVECTORIZED_LOCATIONS.
2642 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
2643 and vect_used_in_loop and to vect_unused_in_scope and
2645 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
2646 (vect_verbosity_level): Remove declaration.
2647 (vect_analyze_operations): Likewise.
2648 (vect_analyze_stmt): Declare.
2649 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
2650 REPORT_UNVECTORIZED_LOCATIONS.
2651 (vect_get_loop_niters): Fix indentation.
2652 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
2653 (vect_analyze_loop_operations): New function.
2654 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
2655 vect_analyze_operations.
2656 (vect_is_simple_reduction): Use new names.
2657 (vectorizable_live_operation, vect_transform_loop): Likewise.
2658 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
2659 to specify whether the data references can be a part of interleaving
2661 (vect_analyze_data_ref_dependence): Use new names.
2662 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
2663 (vect_create_addr_base_for_vector_ref): Remove redundant code.
2664 * tree-vect-patterns.c (widened_name_p): Use new names.
2665 (vect_recog_dot_prod_pattern): Likewise.
2666 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
2667 (process_use, vect_mark_stmts_to_be_vectorized,
2668 vect_model_simple_cost, vect_model_store_cost,
2669 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
2670 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
2671 vectorizable_operation, vectorizable_type_demotion,
2672 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
2673 vectorizable_condition): Likewise.
2674 (vect_analyze_operations): Split into vect_analyze_loop_operations
2676 (vect_analyze_stmt): ... new function.
2677 (new_stmt_vec_info): Use new names.
2678 (vect_is_simple_use): Use new names and fix comment.
2679 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
2680 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
2682 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2685 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
2686 and integer modes for x87 operands. Do not ICE for unsupported size,
2687 generate error instead. Generate error for unsupported operand types.
2688 ['z']: Do not handle HImode memory operands specially. Warning
2689 for floating-point operands. Fallthru to 'Z' for unsupported operand
2690 types. Do not ICE for unsupported size, generate error instead.
2691 (output_387_binary_op): Use %Z to output operands.
2692 (output_fp_compare): Ditto.
2693 (output_387_reg_move): Ditto.
2695 2009-04-28 Ben Elliston <bje@au.ibm.com>
2700 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2702 * builtins.c (c_strlen): Do not warn here.
2703 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
2704 * c-common.c (pointer_int_sum): Take an explicit location.
2705 Warn about offsets out of bounds.
2706 * c-common.h (pointer_int_sum): Adjust declaration.
2708 2009-04-27 Ian Lance Taylor <iant@google.com>
2710 * collect2.c (is_ctor_dtor): Change type of ret field in struct
2712 * dce.c (run_fast_df_dce): Change type of old_flags to int.
2713 * df-core.c (df_set_flags): Change return type to int. Change
2714 type of old_flags to int.
2715 (df_clear_flags): Likewise.
2716 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
2717 (df_get_conditional_uses): Likewise.
2718 * df.h (df_set_flags, df_clear_flags): Update declarations.
2719 * dwarf2out.c (struct indirect_string_node): Change type of form
2720 field to enum dwarf_form.
2721 (AT_string_form): Change return type to enum dwarf_form.
2722 * fixed-value.c (fixed_compare): Add cast to enum type.
2723 * fwprop.c (update_df): Change 0 to VOIDmode.
2724 * gensupport.c: Change 0 to UNKNOWN.
2725 * gimple.h (gimple_cond_code): Add cast to enum type.
2726 * haifa-sched.c (reemit_notes): Add cast to enum type.
2727 * hooks.c (hook_int_void_no_regs): Remove function.
2728 * hooks.h (hook_int_void_no_regs): Remove declaration.
2729 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
2730 * predict.c (combine_predictions_for_insn): Add casts to enum type.
2731 * real.c (real_arithmetic): Add cast to enum type.
2732 (real_compare): Likewise.
2733 * target.h (struct gcc_target): Change return type of
2734 branch_target_register_class to enum reg_class.
2735 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
2736 default_branch_target_register_class.
2737 * targhooks.c (default_branch_target_register_class): New function.
2738 * targhooks.h (default_branch_target_register_class): Declare.
2739 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
2740 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
2742 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
2744 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
2745 vect_uninitialized_def. Change 0 to ERROR_MARK.
2746 * tree-vect-stmts.c (supportable_widening_operation): Don't
2747 initialize icode1 and icode2.
2748 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
2749 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
2751 (cmn_err_flag_specs): Change 0 to STD_C89.
2752 (cmn_err_char_table): Likewise.
2753 * config/arm/arm.c (get_arm_condition_code): Change type of code
2754 to enum arm_cond_code.
2755 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
2756 (IWMMXT_BUILTIN2): Likewise.
2757 (neon_builtin_type_bits): Don't define typedef.
2758 (neon_builtin_datum): Change type of bits field to int.
2759 (arm_expand_neon_args): Add cast to enum type.
2760 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
2762 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
2764 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
2766 * config/mips/mips.md (jal_macro): Return enum constant.
2767 (single_insn): Likewise.
2768 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
2770 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2772 * config/s390/s390.c (s390_tune_flags): Change type to int.
2773 (s390_arch_flags): Likewise.
2774 (s390_handle_arch_option): Change flags field of struct pta to int.
2775 * config/s390/s390.h (s390_tune_flags): Update declaration.
2776 (s390_arch_flags): Likewise.
2777 * config/sh/sh.c (prepare_move_operands): Compare
2778 tls_symbolic_operand result with enum constant.
2779 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
2780 (sh_expand_prologue): Add cast to enum type.
2781 (sh_expand_epilogue): Likewise.
2782 (tls_symbolic_operand): Change return type to enum tls_model.
2783 (fpscr_set_from_mem): Add cast to enum type.
2784 (legitimize_pic_address): Compare tls_symbolic_operand result with
2786 (sh_target_reg_class): Change return type to enum reg_class.
2787 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
2789 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
2790 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
2791 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
2792 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
2793 (delayed_branch, tls_call_delay): Likewise.
2794 (eligible_for_sibcall_delay): Likewise.
2795 (eligible_for_return_delay): Likewise.
2796 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
2797 (spu_expand_builtin_1): Likewise.
2799 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
2800 for all types of conversions.
2801 (output_init_element): Issue -Wc++-compat warning if needed when
2802 initializing a bitfield with enum type.
2803 * c-parser.c (c_parser_expression): Set original_type to
2804 original_type of right hand operand of comman operator.
2806 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2808 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
2810 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
2811 * doc/cpp.texi (Standard Predefined Macros)
2812 (Implementation-defined behavior): Likewise.
2813 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
2814 * doc/gimple.texi (GIMPLE Exception Handling)
2815 (@code{GIMPLE_ASSIGN}): Likewise.
2816 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
2817 * doc/invoke.texi (Warning Options, Optimize Options)
2818 (AVR Options, Darwin Options): Likewise.
2819 (Optimize Options): Reformulate -fwhole-program description.
2820 * doc/loop.texi (Lambda): Likewise.
2821 * doc/md.texi (Output Template, Define Constraints)
2822 (Standard Names, Insn Splitting): Likewise.
2823 * doc/options.texi (Option properties): Likewise.
2824 * doc/passes.texi (Tree-SSA passes): Likewise.
2825 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
2826 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
2827 (File Names and DBX): Likewise.
2828 * doc/trouble.texi (Incompatibilities): Likewise.
2830 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2832 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
2833 instruction is correct.
2835 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2837 Allow non-constant arguments to conversion intrinsics.
2838 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
2839 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
2840 * spu.c (print_operand): Handle 'v' and 'w'.
2841 (exp2_immediate_p, spu_gen_exp2): Define.
2842 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
2843 spu_convtf_1): Update parameter descriptions.
2844 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
2845 * constraints.md ('v', 'w'): New.
2846 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
2848 (i2f, I2F): New define_mode_attr.
2849 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
2850 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
2851 fixuns_truncv4sfv4si2): Update to use mode attribute.
2852 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
2853 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
2854 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
2855 patterns for combine.
2857 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
2859 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
2860 (cprop, hoist, pre, store_motion): New debug counters.
2861 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
2862 is not an RTL pass anymore.
2863 (pass_profiling): Remove extern decl for pass removed in 2005.
2864 (pass_gcse, pass_jump_bypass): Remove.
2865 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
2866 to 0 for clean state.
2867 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
2868 * cse.c (gate_handle_cse_after_global_opts,
2869 rest_of_handle_cse_after_global_opts): New functions.
2870 (pass_cse_after_global_opts): New pass, does local CSE.
2871 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
2872 (TV_CPROP): New timevar.
2873 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
2874 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
2875 (gcse_main, recompute_all_luids): Remove.
2876 (compute_hash_table_work): Call max_reg_num instead of reading
2878 (cprop_jump): Don't set run_jump_opt_after_gcse.
2879 (constprop_register): Always allow to alter jumps.
2880 (cprop_insn): Likewise.
2881 (do_local_cprop): Likewise.
2882 (local_cprop_pass): Likewise. Return non-zero if something changed.
2883 (cprop): Remove function, fold interesting bits into one_cprop_pass.
2884 (find_implicit_sets): Add note about missed optimization opportunity.
2885 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
2886 pass_rtl_cprop execute function.
2887 Don't bother tracking the pass number, each pass gets its own dumpfile
2889 Always allow to alter jumpsand bypass jumps.
2890 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
2891 will just find no suitable set.
2892 (pre_edge_insert): Fix dumping, this function is for PRE only.
2893 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
2894 pass_rtl_pre execute function.
2895 (hoist_code): Return non-zero if something changed. Keep track of
2896 substitutions and insertions for statistics gathering similar to PRE.
2897 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
2898 called from the pass_rtl_hoist execute function. Show pass statistics.
2899 (compute_store_table): Use max_reg_num directly instead of using the
2900 formerly global max_gcse_regno.
2901 (build_store_vectors): Likewise.
2902 (replace_store_insn): Fix dumping.
2903 (store_motion): Rename to ...
2904 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
2905 pass, called from the pass_rtl_store_motion execute function. Keep
2906 track of substitutions and insertions for statistics gathering similar
2908 (bypass_jumps): Remove, fold interesting bits into ...
2909 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
2910 from the pass_rtl_cprop execute function.
2911 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
2912 pass_jump_bypass): Remove.
2913 (gate_handle_gcse, rest_of_handle_gcse): Remove.
2914 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
2915 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
2916 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
2917 (gate_rtl_store_motion, execute_rtl_store_motion,
2918 pass_rtl_store_motion): New.
2919 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
2920 make it clear that -fcse-skip-blocks is a no-op for backward compat.
2921 * passes.c (init_optimization_passes): Remove pass_gcse and
2922 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
2923 and cse_after_global_opts in place of pass_gcse. Schedule cprop
2924 instead of pass_jump_bypass.
2926 2009-04-27 Richard Guenther <rguenther@suse.de>
2929 * gimplify.c (gimplify_expr): If we are required to create
2930 a temporary make sure it ends up as register.
2932 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
2935 * config/i386/i386.c (construct_container): Don't call
2936 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
2937 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
2939 2009-04-27 Michael Matz <matz@suse.de>
2941 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
2942 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
2943 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
2944 (dump_replaceable_exprs): Take a bitmap.
2945 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
2947 (expand_gimple_basic_block): Likewise.
2948 * tree-ssa-ter.c (struct temp_expr_table_d): Make
2949 replaceable_expressions member a bitmap.
2950 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
2951 (mark_replaceable): Likewise.
2952 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
2953 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
2955 2009-04-27 Richard Guenther <rguenther@suse.de>
2957 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
2958 (verify_stmts): Dispatch to gimple/type verification code.
2959 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
2960 issue with call argument types.
2962 2009-04-27 Michael Matz <matz@suse.de>
2964 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
2965 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
2968 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
2969 Eric Botcazou <ebotcazou@adacore.com>
2971 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
2972 a label's basic block.
2973 (mark_target_live_regs): Tidy and rework obsolete comments.
2974 Change back DF problem to LIVE. If a label starts a basic block,
2975 assume that all registers that used to be live then still are.
2976 (init_resource_info): If a label starts a basic block, set its
2977 BLOCK_FOR_INSN accordingly.
2978 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
2980 2009-04-27 Richard Guenther <rguenther@suse.de>
2982 * tree-flow-inline.h (function_ann): Remove.
2983 (get_function_ann): Likewise.
2984 * tree-dfa.c (create_function_ann): Remove.
2985 * tree-flow.h (struct static_var_ann_d): Remove.
2986 (struct function_ann_d): Likewise.
2987 (union tree_ann_d): Remove fdecl member.
2988 (function_ann_t): Remove.
2989 (function_ann, get_function_ann, create_function_ann): Remove
2992 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
2994 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
2996 2009-04-27 Jan Hubicka <jh@suse.cz>
2998 * ipa-pure-const.c (struct funct_state_d): New fields
2999 state_previously_known, looping_previously_known; remove
3000 state_set_in_source.
3001 (analyze_function): Use new fields.
3002 (propagate): Avoid assumption that state_set_in_source imply
3005 * tree-ssa-loop-niter.c (finite_loop_p): New function.
3006 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
3007 * cfgloop.h (finite_loop_p): Declare.
3009 2009-04-26 Michael Matz <matz@suse.de>
3011 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
3013 2009-04-26 Michael Matz <matz@suse.de>
3015 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
3016 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
3017 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
3018 pass_mark_used_blocks): Remove.
3019 * tree-optimize.c (pass_free_datastructures,
3020 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
3021 * passes.c (init_optimization_passes): Don't call
3022 pass_mark_used_blocks, remove dead code.
3024 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
3026 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
3027 * tree-ssa-live.h (register_ssa_partition): Likewise.
3029 2009-04-26 Michael Matz <matz@suse.de>
3032 * builtins.c (fold_builtin_next_arg): Handle SSA names.
3033 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
3034 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
3036 (compare_pairs): Swap cost comparison.
3037 (coalesce_ssa_name): Don't use change_partition_var.
3038 * tree-nrv.c (struct nrv_data): Add modified member.
3039 (finalize_nrv_r): Set it.
3040 (tree_nrv): Use it to update statements.
3041 (pass_nrv): Require PROP_ssa.
3042 * tree-mudflap.c (mf_decl_cache_locals,
3043 mf_build_check_statement_for): Use make_rename_temp.
3044 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
3045 * alias.c (find_base_decl): Handle SSA names.
3046 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
3047 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
3048 * rtl.h (set_reg_attrs_for_parm): Declare.
3049 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
3050 to "optimized", remove unused locals at finish.
3051 (execute_free_datastructures): Make global, call
3052 delete_tree_cfg_annotations.
3053 (execute_free_cfg_annotations): Don't call
3054 delete_tree_cfg_annotations.
3056 * ssaexpand.h: New file.
3057 * expr.c (toplevel): Include ssaexpand.h.
3058 (expand_assignment): Handle SSA names the same as register variables.
3059 (expand_expr_real_1): Expand SSA names.
3060 * cfgexpand.c (toplevel): Include ssaexpand.h.
3061 (SA): New global variable.
3062 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
3063 (SSAVAR): New macro.
3064 (set_rtl): New helper function.
3065 (add_stack_var): Deal with SSA names, use set_rtl.
3066 (expand_one_stack_var_at): Likewise.
3067 (expand_one_stack_var): Deal with SSA names.
3068 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
3069 before unique numbers.
3070 (expand_stack_vars): Use set_rtl.
3071 (expand_one_var): Accept SSA names, add asserts for them, feed them
3072 to above subroutines.
3073 (expand_used_vars): Expand all partitions (without default defs),
3074 then only the local decls (ignoring those expanded already).
3075 (expand_gimple_cond): Remove edges when jumpif() expands an
3077 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
3078 or remove abnormal edges. Ignore insns setting the LHS of a TERed
3080 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
3081 members of SA; deal with PARM_DECL partitions here; expand
3082 all PHI nodes, free tree datastructures and SA. Commit instructions
3083 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
3084 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
3085 info and statements at start, collect garbage at finish.
3086 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
3087 (VAR_ANN_PARTITION) Remove.
3088 (change_partition_var): Don't declare.
3089 (partition_to_var): Always return SSA names.
3090 (var_to_partition): Only accept SSA names.
3091 (register_ssa_partition): Only check argument.
3092 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
3094 (delete_var_map): Don't free it.
3095 (var_union): Only accept SSA names, simplify.
3096 (partition_view_init): Mark only useful SSA names as used.
3097 (partition_view_fini): Only deal with SSA names.
3098 (change_partition_var): Remove.
3099 (dump_var_map): Use ssa_name instead of partition_to_var member.
3100 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
3102 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
3103 (struct _elim_graph): New member const_dests; nodes member vector of
3105 (set_location_for_edge): New static helper.
3106 (create_temp): Remove.
3107 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
3108 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
3109 (new_elim_graph): Allocate const_dests member.
3110 (clean_elim_graph): Truncate const_dests member.
3111 (delete_elim_graph): Free const_dests member.
3112 (elim_graph_size): Adapt to new type of nodes member.
3113 (elim_graph_add_node): Likewise.
3114 (eliminate_name): Likewise.
3115 (eliminate_build): Don't take basic block argument, deal only with
3116 partition numbers, not variables.
3117 (get_temp_reg): New static helper.
3118 (elim_create): Use it, deal with RTL temporaries instead of trees.
3119 (eliminate_phi): Adjust all calls to new signature.
3120 (assign_vars, replace_use_variable, replace_def_variable): Remove.
3121 (rewrite_trees): Only do checking.
3122 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
3123 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
3124 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
3125 contains_tree_r, MAX_STMTS_IN_LATCH,
3126 process_single_block_loop_latch, analyze_edges_for_bb,
3127 perform_edge_inserts): Remove.
3128 (expand_phi_nodes): New global function.
3129 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
3130 functions, initialize new parameter, remember partitions having a
3132 (finish_out_of_ssa): New global function.
3133 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
3134 don't reset in_ssa_p here, don't disable TER when mudflap.
3135 (pass_del_ssa): Remove.
3136 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
3138 (execute_free_datastructures): Declare.
3139 * Makefile.in (SSAEXPAND_H): New variable.
3140 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
3141 * basic-block.h (commit_one_edge_insertion): Declare.
3142 * passes.c (init_optimization_passes): Move pass_nrv and
3143 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
3144 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
3145 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
3146 (redirect_branch_edge): Deal with super block when expanding, split
3147 out jump patching itself into ...
3148 (patch_jump_insn): ... here, new static helper.
3150 2009-04-26 Michael Matz <matz@suse.de>
3152 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
3153 beyond num_ssa_names.
3154 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
3155 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
3157 2009-04-26 Jakub Jelinek <jakub@redhat.com>
3160 * fwprop.c (forward_propagate_asm): New function.
3161 (forward_propagate_and_simplify): Propagate also into __asm, if it
3162 doesn't increase the number of referenced registers.
3165 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
3167 2009-04-26 Jakub Jelinek <jakub@redhat.com>
3169 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
3170 note_nonlocal_vla_type for nonlocal VLAs.
3171 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
3172 contains_remapped_vars, remap_vla_decls): New functions.
3173 (convert_nonlocal_reference_stmt): If not optimizing, call
3174 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
3175 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
3176 if it wasn't found in var_map.
3177 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
3178 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
3179 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
3181 * gimplify.c (nonlocal_vlas): New variable.
3182 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
3184 (gimplify_body): Create and destroy nonlocal_vlas.
3186 * dwarf2out.c (loc_descr_plus_const): New function.
3187 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
3188 mem_loc_descriptor, loc_descriptor_from_tree_1,
3189 descr_info_loc, gen_variable_die): Use it.
3191 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
3192 !TREE_STATIC VAR_DECLs.
3193 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
3194 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
3195 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
3196 DECL_BY_REFERENCE is valid.
3197 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
3198 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
3199 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
3200 Copy DECL_BY_REFERENCE.
3201 (struct nesting_copy_body_data): New type.
3202 (nesting_copy_decl): New function.
3203 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
3204 if they have variable length.
3206 2009-04-26 Michael Matz <matz@suse.de>
3208 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
3209 mark new temporaries for renaming.
3211 2009-04-26 Joseph Myers <joseph@codesourcery.com>
3214 * c-decl.c (global_bindings_p): Return negative value.
3215 (c_variable_size): New. Based on variable_size from
3217 (grokdeclarator): Call c_variable_size not variable_size.
3219 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
3221 * config/i386/i386.c (print_operand) ['z']: Fix typo.
3223 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
3225 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
3226 Redefine it to just use mingw/include.
3227 (ASM_SPEC): Rules for -m32 and -m64.
3228 (LINK_SPEC): Use Likewise.
3229 (SPEC_32): New define.
3230 (SPEC_64): Likewise.
3231 (SUB_LINK_SPEC): Likewise.
3232 (MULTILIB_DEFAULTS): New define.
3233 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
3234 Add multilib options.
3235 (MULTILIB_DIRNAMES): Likewise.
3236 (MULTILIB_OSDIRNAMES): Likewise.
3238 (INSTALL_LIBGCC): Likewise.
3240 2009-04-26 Joseph Myers <joseph@codesourcery.com>
3243 * c-tree.h (enum c_inline_static_type): New.
3244 (record_inline_static): Declare.
3245 * c-decl.c (struct c_inline_static, c_inline_statics,
3246 record_inline_static, check_inline_statics): New.
3247 (pop_file_scope): Call check_inline_statics.
3248 (start_decl): Call record_inline_static instead of pedwarning
3249 directly for static in inline function.
3250 * c-typeck.c (build_external_ref): Call record_inline_static
3251 instead of pedwarning directly for static referenced in inline
3254 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
3256 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
3257 not new but only being rescanned.
3258 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
3259 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
3260 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
3261 record_set_info, compute_set, grealloc): Remove.
3262 (recompute_all_luids): New function.
3263 (gcse_main): Don't compute sets, and don't do related memory
3264 allocations/free-ing. If something changed before the end of the
3265 pass, update LUIDs using recompute_all_luids.
3266 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
3267 (free_gcse_mem): Don't free it either.
3268 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
3269 Use the df insn LUIDs.
3270 (load_killed_in_block): Likewise.
3271 (compute_hash_table_work): Don't compute reg_set_in_block.
3272 (compute_transp): Use DF_REG_DEF_CHAINs.
3273 (local_cprop_pass): Don't use compute_sets and related functions.
3274 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
3275 Use get_max_uid() instead of max_cuid.
3276 (insert_insn_end_basic_block, pre_insert_copy_insn,
3277 update_ld_motion_stores): Don't try to
3278 keep reg_set tables up to date.
3279 (pre_insert_copies): Use df insn LUIDs.
3280 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
3281 (reg_set_info): Don't use extra bitmap argument.
3282 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
3283 information to compute regs_set_in_block.
3284 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
3285 (bypass_jumps): Don't use compute_sets and friends.
3287 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3290 * opts.c (undocumented_msg): Do not leave blank even with
3293 2009-04-25 Joseph Myers <joseph@codesourcery.com>
3295 * c-decl.c (build_enumerator): Allow values folding to integer
3296 constants but not integer constant expressions with a pedwarn if
3299 2009-04-25 Joseph Myers <joseph@codesourcery.com>
3302 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
3303 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
3304 type is an integer constant.
3306 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
3309 * config/i386/i386.c (print_operand) ['z']: Revert handling of
3312 2009-04-25 Joseph Myers <joseph@codesourcery.com>
3315 * c-decl.c (grokdeclarator): Diagnose declarations of functions
3316 with variably modified return type and no storage class
3317 specifiers, except for the case of nested functions. Distinguish
3318 extern declarations of functions with variably modified return
3319 types from those of objects with variably modified types.
3321 2009-04-25 Jan Hubicka <jh@suse.cz>
3323 * tree.c (list_equal_p): New function.
3324 * tree.h (list_equal_p): Declare.
3325 * coretypes.h (edge_def, edge, const_edge, basic_block_def
3326 basic_block_def, basic_block, const_basic_block): New.
3327 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
3328 (redirect_eh_edge): New function.
3329 (make_eh_edge_update_phi): EH edges are not abnormal.
3330 * except.c: Include tree-flow.h.
3331 (list_match): New function.
3332 (eh_region_replaceable_by_p): New function.
3333 (replace_region): New function.
3334 (hash_type_list): New function.
3335 (hash_eh_region): New function.
3336 (eh_regions_equal_p): New function.
3337 (merge_peers): New function.
3338 (remove_unreachable_regions): Verify EH tree when checking;
3340 (copy_eh_region_1): New function.
3341 (copy_eh_region): New function.
3342 (push_reachable_handler): New function.
3343 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
3344 regions without label but with live RESX.
3345 * except.h (redirect_eh_edge_to_label): New.
3346 * tree-flow.h (redirect_eh_edge): New.
3347 * coretypes.h (edge_def, edge, const_edge, basic_block_def
3348 basic_block_def, basic_block, const_basic_block): Remove.
3349 * Makefile.in (except.o): Add dependency on tree-flow.h
3350 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
3351 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
3354 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
3357 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
3358 on the destination of memcpy.
3360 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
3362 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
3363 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
3364 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
3366 2009-04-25 Jan Hubicka <jh@suse.cz>
3368 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
3369 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
3370 to be reached by different label than left.
3371 (update_eh_edges): Update comment; remove edge_to_remove if possible
3372 and return true if suceeded.
3373 (cleanup_empty_eh): Accept sharing map; handle shared regions.
3374 (cleanup_eh): Compute sharing map.
3375 * except.c (remove_eh_handler_and_replace): Add argument if we should
3377 (remove_unreachable_regions): Update for label sharing.
3378 (label_to_region_map): Likewise.
3379 (get_next_region_sharing_label): New function.
3380 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
3382 (remove_eh_handler): Update.
3383 (remove_eh_region_and_replace_by_outer_of): New function.
3384 * except.h (struct eh_region): Add next_region_sharing_label.
3385 (remove_eh_region_and_replace_by_outer_of,
3386 get_next_region_sharing_label): Declare.
3387 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
3389 2009-04-25 Jan Hubicka <jh@suse.cz>
3391 * tree-cfg.c (split_critical_edges): Split also edges where we can't
3392 insert code even if they are not critical.
3394 2009-04-25 Jan Hubicka <jh@suse.cz>
3396 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
3397 (gimple_can_remove_branch_p): EH edges won't remove branch by
3399 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
3400 updating of non-abnormal EH edges.
3401 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
3402 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
3403 (split_critical_edges): Split also edges where emitting code on them
3404 will lead to splitting later.
3406 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
3407 H.J. Lu <hongjiu.lu@intel.com>
3410 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
3411 the configured assembler supports fildq and fistpq mnemonics.
3412 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
3413 * configure: Regenerated.
3416 * config/i386/i386.c (print_operand): Handle 'Z'.
3417 ['z']: Remove handling of special fild/fist suffixes.
3418 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
3419 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
3420 suffix of fild insn.
3421 (*floatsi<mode>2_vector_mixed): Ditto.
3422 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
3423 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
3424 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
3425 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
3426 * config/i386/gas.h (GAS_MNEMONICS): Remove.
3428 2009-04-25 Ben Elliston <bje@au.ibm.com>
3430 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
3431 the source of a set operation.
3433 2009-04-25 Anatoly Sokolov <aesok@post.ru>
3435 * target.h (struct gcc_target): Add case_values_threshold field.
3436 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
3437 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
3438 * targhooks.c (default_case_values_threshold): New function.
3439 * targhooks.h (default_case_values_threshold): Declare function.
3440 * stmt.c (expand_case): Use case_values_threshold target hook.
3441 * expr.h (case_values_threshold): Remove declartation.
3442 * expr.c (case_values_threshold): Remove function.
3443 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
3445 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
3446 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
3447 (avr_case_values_threshold): Declare as static.
3448 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
3450 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
3451 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
3452 (mn10300_case_values_threshold): New function.
3454 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
3456 * ira.c (setup_cover_and_important_classes): Add enum cast.
3458 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
3460 * genpreds.c (write_enum_constraint_num): Output definition of
3461 CONSTRAINT_NUM_DEFINED_P macro.
3462 * ira.c (setup_cover_and_important_classes): Use
3463 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
3465 2009-04-24 DJ Delorie <dj@redhat.com>
3467 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
3468 __SH2A_SINGLE_ONLY__ also.
3470 2009-04-24 Steve Ellcey <sje@cup.hp.com>
3472 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
3473 (movdf_internal): Ditto.
3474 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
3475 SFmode and DFmode constants.
3476 (ia64_print_operand): Add 'G' format for printing
3477 floating point constants.
3479 2009-04-24 Richard Guenther <rguenther@suse.de>
3481 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
3482 from unsigned additions.
3484 2009-04-24 Joseph Myers <joseph@codesourcery.com>
3486 * c-typeck.c (set_init_index): Allow array designators that are
3487 not integer constant expressions with a pedwarn if pedantic.
3489 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
3491 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
3492 zero if no overlap in nonzero bits between the operands.
3494 2009-04-24 Ian Lance Taylor <iant@google.com>
3496 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
3497 (record_dead_and_set_regs): Likewise.
3498 * df.h (struct df_mw_hardreg): Change flags field to int.
3499 (struct df_base_ref): Likewise.
3500 (struct df): Change changeable_flags field to int.
3501 * df-scan.c (df_defs_record): Change clobber_flags to int.
3502 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
3503 constants rather than #define macros.
3504 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
3505 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
3506 (enum dwarf_calling_convention): Likewise.
3507 (enum dwarf_line_number_x_ops): Likewise.
3508 (enum dwarf_call_frame_info): Likewise.
3509 (enum dwarf_source_language): Likewise.
3510 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
3511 (add_calling_convention_attribute): Likewise.
3512 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
3513 (combine_comparisons): Change compcode to int. Add cast to enum type.
3514 * genrecog.c (maybe_both_true_2): Change c to int.
3515 (write_switch): Likewise. Add cast to enum type.
3516 * gimplify.c (gimplify_omp_for): Handle return values from
3517 gimplify_expr using MIN rather than bitwise or.
3518 (gimplify_expr): Add cast to enum type.
3519 * ipa-prop.c (update_jump_functions_after_inlining): Change
3520 IPA_BOTTOM to IPA_JF_UNKNOWN.
3521 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
3522 Add casts to enum type.
3523 (setup_cover_and_important_classes): Change cl to int. Add casts
3525 (setup_class_translate): Change cl and mode to int.
3526 (ira_init_once): Change mode to int.
3527 (free_register_move_costs): Likewise.
3528 (setup_prohibited_mode_move_regs): Add casts to enum type.
3529 * langhooks.c (add_builtin_function_common): Rework assertion that
3530 value fits bitfield.
3531 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
3532 * omega.c (omega_do_elimination): Avoid math on enum types.
3533 * optabs.c (expand_vec_shift_expr): Remove casts to int.
3534 * opts.c (set_debug_level): Change 2 to enum constant. Use new
3535 int local to handle integral_argment value.
3536 * regmove.c (try_auto_increment): Change PUT_MODE to
3538 * reload.c (push_secondary_reload): Add casts to enum type.
3539 (secondary_reload_class, find_valid_class): Likewise.
3540 * reload1.c (emit_input_reload_insns): Likewise.
3541 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
3542 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
3543 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
3545 * tree.c (build_common_builtin_nodes): Add casts to enum type.
3546 * tree-complex.c (complex_lattice_t): Typedef to int rather than
3548 (expand_complex_libcall): Add casts to enum type.
3549 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
3550 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
3551 with ERROR_MARK, not NUM_TREE_CODES.
3552 (vect_create_epilog_for_reduction): Likewise.
3553 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
3554 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
3555 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
3557 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
3558 vect_unused_in_loop. Change 0 to loop_vect.
3559 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
3560 * var-tracking.c (get_init_value): Change return type to enum
3562 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
3563 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
3565 (arm_override_options): Add casts to enum type.
3566 (arm_emit_tls_decoration): Likewise.
3567 * config/i386/i386.c (ix86_function_specific_restore): Add casts
3569 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
3570 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
3571 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
3573 * config/s390/s390.c (code_for_builtin_64): Change to array of
3575 (code_for_builtin_31): Likewise.
3576 (s390_expand_builtin): Change code_for_builtin to enum insn_code
3578 * config/sparc/sparc.c (sparc_override_options): Change value
3579 field in struct code_model to enum cmodel. In initializer change
3580 0 to NULL and add cast to enum type.
3582 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
3583 Change all callers. Issue a -Wc++-compat warning using
3584 lhs_origtype if necessary.
3585 (convert_for_assignment): Issue -Wc++-compat warnings about
3586 invalid conversions to enum type on assignment.
3587 * c-common.h (build_modify_expr): Update declaration.
3589 2009-04-24 Nick Clifton <nickc@redhat.com>
3591 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
3592 (function_arg_advance): Likewise.
3593 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
3596 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
3598 * config/s390/constraints.md ('I', 'J'): Fix condition.
3600 2009-04-24 Diego Novillo <dnovillo@google.com>
3602 * gengtype-parse.c (parse_error): Add newline after message.
3604 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
3606 * config/i386/sse.md (avxmodesuffixs): Removed.
3607 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
3608 (*avx_pinsr<ssevecsize>): This.
3610 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
3612 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
3613 follow chains of regs with a single definition, and allow expressions
3614 that are function_invariant_p.
3615 (simple_rhs_p): Allow expressions that are function_invariant_p.
3617 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
3620 * fold-const.c (fold_cond_expr_with_comparison): When folding
3621 > and >= to MAX, make sure the MAX uses the same type as the
3622 comparison's operands.
3624 2009-04-24 Nick Clifton <nickc@redhat.com>
3626 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
3627 addressing for DImode accesses.
3628 (frv_print_operand_address): Handle PLUS case.
3629 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
3631 2009-04-24 Jakub Jelinek <jakub@redhat.com>
3633 PR rtl-optimization/39794
3634 * alias.c (canon_true_dependence): Add x_addr argument.
3635 * rtl.h (canon_true_dependence): Adjust prototype.
3636 * cse.c (check_dependence): Adjust canon_true_dependence callers.
3637 * cselib.c (cselib_invalidate_mem): Likewise.
3638 * gcse.c (compute_transp): Likewise.
3639 * dse.c (scan_reads_nospill): Likewise.
3640 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
3641 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
3642 canon_base_addr of the group, plus optional offset.
3643 (struct group_info): Rename canon_base_mem to
3645 (get_group_info): Set canon_base_addr to canon_rtx of base, not
3646 canon_rtx of base_mem.
3648 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
3650 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
3651 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
3653 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3655 * config/spu/spu-builtins.h: Delete file.
3657 * config/spu/spu.h (enum spu_builtin_type): Move here from
3659 (struct spu_builtin_description): Likewise. Add GTY marker.
3660 Do not use enum spu_function_code or enum insn_code.
3661 (spu_builtins): Add extern declaration.
3663 * config/spu/spu.c: Do not include "spu-builtins.h".
3664 (enum spu_function_code, enum spu_builtin_type_index,
3665 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
3666 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
3667 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
3668 unsigned_V2DI_type_node): Move here from spu-builtins.h.
3669 (spu_builtin_types): Make static. Add GTY marker.
3670 (spu_builtins): Add extern declaration with GTY marker.
3673 * config/spu/spu-c.c: Do not include "spu-builtins.h".
3674 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
3675 Check programmatically whether all parameters are scalar.
3677 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
3679 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
3681 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
3682 assignment from the constructor either if the target is volatile.
3684 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
3686 * config/arm/arm.md (insv): Do not share operands[0].
3688 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
3690 * config/vxlib-tls.c (active_tls_threads): Delete.
3691 (delete_hook_installed): New.
3692 (tls_delete_hook): Don't delete the delete hook.
3693 (tls_destructor): Delete it here.
3694 (__gthread_set_specific): Adjust installing the delete hook.
3695 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
3696 __gthread_leave_tsd_dtor_context.
3698 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
3700 * c-format.c (gcc_tdiag_char_table): Add support for %E.
3702 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
3704 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
3706 (alpha_rtx_costs): Ditto.
3707 (emit_unlikely_jump): Use add_reg_note.
3708 (emit_frame_store_1): Ditto.
3709 (alpha_expand_prologue): Ditto.
3710 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
3711 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
3713 2009-04-23 Nick Clifton <nickc@redhat.com>
3715 * config/v850/v850.md (epilogue): Remove suppressed code.
3716 (return): Rename to return_simple and remove test of frame size.
3717 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
3718 to gen_return_simple.
3720 2009-04-22 Jing Yu <jingyu@google.com>
3723 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
3725 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
3728 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
3729 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
3730 value is a VECTOR_CST, the element type is the element type of the
3733 2009-04-22 DJ Delorie <dj@redhat.com>
3735 * config/m32c/m32c.h: Update GTY annotations to new syntax.
3737 2009-04-22 Jakub Jelinek <jakub@redhat.com>
3739 * alias.c (find_base_term): Move around LO_SUM case, so that
3740 CONST falls through into PLUS/MINUS handling.
3743 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
3744 into 0, use omit_one_operand.
3746 2009-04-23 Ben Elliston <bje@au.ibm.com>
3748 * config/rs6000/linux-unwind.h (get_regs): Remove type
3749 puns. Change the type of `pc' to an array of unsigned ints and
3750 update all users. Constify frame24.
3752 2009-04-22 DJ Delorie <dj@redhat.com>
3754 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
3755 declarations before code.
3756 (current_function_special_page_vector): Likewise.
3757 (m32c_expand_insv): Silence a warning.
3759 2009-04-21 Taras Glek <tglek@mozilla.com>
3761 * alias.c: Update GTY annotations to new syntax.
3762 * basic-block.h: Likewise.
3763 * bitmap.h: Likewise.
3764 * c-common.h: Likewise.
3765 * c-decl.c: Likewise.
3766 * c-parser.c: Likewise.
3767 * c-pragma.c: Likewise.
3768 * c-tree.h: Likewise.
3769 * cfgloop.h: Likewise.
3770 * cgraph.h: Likewise.
3771 * config/alpha/alpha.c: Likewise.
3772 * config/arm/arm.h: Likewise.
3773 * config/avr/avr.h: Likewise.
3774 * config/bfin/bfin.c: Likewise.
3775 * config/cris/cris.c: Likewise.
3776 * config/darwin.c: Likewise.
3777 * config/frv/frv.c: Likewise.
3778 * config/i386/i386.c: Likewise.
3779 * config/i386/i386.h: Likewise.
3780 * config/i386/winnt.c: Likewise.
3781 * config/ia64/ia64.h: Likewise.
3782 * config/iq2000/iq2000.c: Likewise.
3783 * config/mips/mips.c: Likewise.
3784 * config/mmix/mmix.h: Likewise.
3785 * config/pa/pa.c: Likewise.
3786 * config/pa/pa.h: Likewise.
3787 * config/rs6000/rs6000.c: Likewise.
3788 * config/s390/s390.c: Likewise.
3789 * config/sparc/sparc.c: Likewise.
3790 * config/xtensa/xtensa.c: Likewise.
3791 * cselib.h: Likewise.
3792 * dbxout.c: Likewise.
3793 * dwarf2out.c: Likewise.
3794 * except.c: Likewise.
3795 * except.h: Likewise.
3796 * fixed-value.h: Likewise.
3797 * function.c: Likewise.
3798 * function.h: Likewise.
3799 * gimple.h: Likewise.
3800 * integrate.c: Likewise.
3801 * optabs.c: Likewise.
3802 * output.h: Likewise.
3805 * stringpool.c: Likewise.
3806 * tree-data-ref.c: Likewise.
3807 * tree-flow.h: Likewise.
3808 * tree-scalar-evolution.c: Likewise.
3809 * tree-ssa-address.c: Likewise.
3810 * tree-ssa-alias.h: Likewise.
3811 * tree-ssa-operands.h: Likewise.
3814 * varasm.c: Likewise.
3815 * varray.h: Likewise.
3817 * coretypes.h: Do not define GTY macro if it is already defined.
3818 * doc/gty.texi: Update GTY documentation to new syntax.
3819 * gengtype-lex.l: Enforce attribute-like syntax for GTY
3820 annotations on structs.
3821 * gengtype-parse.c: Likewise.
3823 2009-04-22 Mark Heffernan <meheff@google.com>
3825 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
3827 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
3829 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
3832 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
3834 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
3835 the same as a PLUS without a shift. Increase the cost of a
3838 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3840 * Makefile.in: Update dependencies.
3841 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
3842 * errors.h: Remove bogus comment about compatibility.
3843 (warning): Update declaration.
3844 * genautomata.c: Update all calls to warning.
3845 * gimple.c: Do not include errors.h. Include toplev.h.
3846 * tree-ssa-structalias.c: Do not include errors.h.
3847 * omega.c: Likewise.
3848 * tree-ssa-reassoc.c: Likewise.
3849 * config/spu/spu-c.c: Likewise.
3850 * config/spu/t-spu-elf: Update dependencies.
3852 2009-04-22 Richard Guenther <rguenther@suse.de>
3854 PR tree-optimization/39824
3855 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
3856 make sure the types are compatible.
3858 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3861 * c-common.c (c_parse_error): Take a token_flags parameter.
3862 Use token_type for the token type instead.
3863 Pass token_flags to cpp_type2name.
3864 * c-common.h (c_parse_error): Update declaration.
3865 * c-parser.c (c_parser_error): Pass 0 as token flags.
3867 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
3869 PR rtl-optimization/39580
3870 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
3872 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3874 * function.c (expand_function_end): Do not emit a jump to the "naked"
3875 return label for fall-through returns.
3876 * except.c (sjlj_emit_function_exit): Always place the call to the
3877 unregister function at the location installed by expand_function_end.
3879 2009-04-22 Richard Guenther <rguenther@suse.de>
3881 PR tree-optimization/39845
3882 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
3883 (gen_inbound_check): Likewise.
3885 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
3887 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
3889 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
3890 * config/vxlib.c (__gthread_once): Add race guard for PPC.
3892 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
3894 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
3895 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
3896 shift counts to avoid out-of-bounds array accesses.
3898 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
3900 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
3901 (Pmode): Move above.
3903 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
3905 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
3906 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
3907 GET_CODE macro. Use IN_RANGE macro where appropriate.
3908 * config/alpha/alpha.h: Ditto.
3909 * config/alpha/alpha.md: Ditto.
3910 * config/alpha/constraints.md: Ditto.
3911 * config/alpha/predicates.md: Ditto.
3913 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
3915 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
3916 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3917 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3918 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3919 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3920 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3921 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3922 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3923 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3924 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3925 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3926 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3927 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3928 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3929 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3930 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3931 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3932 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3933 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3934 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3935 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3936 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3937 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3938 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3939 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3940 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3941 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3943 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3945 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
3946 references from comments.
3947 * cfgbuild.c: (count_basic_blocks): Delete.
3948 (find_basic_blocks_1): Delete.
3949 (find_basic_blocks): Delete.
3950 * except.c (finish_eh_generation): Make static. Move comment from
3951 except.h here. Remove find_basic_blocks references from comments.
3952 * except.h (finish_eh_generation): Delete.
3953 * basic-block.h (find_basic_blocks): Delete.
3954 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
3956 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
3958 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
3959 (sdbout_parms): Likewise.
3961 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
3963 * config/sh/sh.c (prepare_cbranch_operands): Use
3964 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
3965 (expand_cbranchdi4): Likewise.
3966 (from_compare): Add cast to enum type.
3967 (expand_cbranchsi4): Use add_reg_note.
3968 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
3969 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
3970 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
3971 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
3972 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
3973 instead of CODE_FOR_nothing.
3974 (cbranchdi4): Likewise. Fix the order of arguments for
3976 (push_fpscr): Use add_reg_note.
3977 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
3978 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
3980 2009-04-21 Joseph Myers <joseph@codesourcery.com>
3982 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
3983 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
3984 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
3985 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
3986 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
3987 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
3988 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
3989 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
3990 config/alpha/x-vms, config/arc/t-arc,
3991 config/arm/README-interworking, config/arm/arm-c.c,
3992 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
3993 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
3994 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
3995 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
3996 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
3997 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
3998 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
3999 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
4000 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
4001 config/cris/t-elfmulti, config/crx/t-crx,
4002 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
4003 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
4004 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
4005 config/h8300/t-h8300, config/i386/athlon.md,
4006 config/i386/darwin-libgcc.10.4.ver,
4007 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
4008 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
4009 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
4010 config/i386/t-linux64, config/i386/t-nwld,
4011 config/i386/t-rtems-i386, config/i386/t-sol2-10,
4012 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
4013 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
4014 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
4015 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
4016 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
4017 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
4018 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
4019 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
4020 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
4021 config/m68k/t-uclinux, config/mcore/t-mcore,
4022 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
4023 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
4024 config/mips/crtn.asm, config/mips/irix-crti.asm,
4025 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
4026 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
4027 config/mips/mips-fixed.md, config/mips/sb1.md,
4028 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
4029 config/mips/t-iris6, config/mips/t-isa3264,
4030 config/mips/t-libgcc-mips16, config/mips/t-linux64,
4031 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
4032 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
4033 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
4034 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
4035 config/mn10300/t-linux, config/mn10300/t-mn10300,
4036 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
4037 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
4038 config/picochip/libgccExtras/clzsi2.asm,
4039 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
4040 config/rs6000/darwin-libgcc.10.4.ver,
4041 config/rs6000/darwin-libgcc.10.5.ver,
4042 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
4043 config/rs6000/t-aix43, config/rs6000/t-aix52,
4044 config/rs6000/t-darwin, config/rs6000/t-fprules,
4045 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
4046 config/rs6000/t-lynx, config/rs6000/t-netbsd,
4047 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
4048 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
4049 config/rs6000/t-rtems, config/rs6000/t-spe,
4050 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
4051 config/score/t-score-elf, config/sh/divcost-analysis,
4052 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
4053 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
4054 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
4055 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
4056 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
4057 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
4058 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
4059 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
4060 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
4061 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
4062 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
4063 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
4064 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
4065 limitx.h, version.c, xcoff.h: Add copyright and license notices.
4066 * config/h8300/genmova.sh: Include copyright and license notices
4067 in generated output.
4068 * config/h8300/mova.md: Regenerate.
4069 * doc/install.texi2html: Include word "Copyright" in copyright
4070 notice and use name "Free Software Foundation, Inc.".
4071 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
4072 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
4073 ChangeLog-2007, ChangeLog-2008: Correct dates.
4075 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
4077 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
4078 NE_EXPR operations as well.
4079 * c-parser.c (c_parser_condition): Do not set location information on
4081 (c_parser_conditional_expression): Likewise.
4082 (c_parser_binary_expression): Set location information on operators.
4083 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
4084 TRUTH_NOT_EXPR has been folded.
4085 * fold-const.c (fold_truth_not_expr): Copy location information from
4086 the incoming expression to the outgoing one.
4087 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
4088 recursive calls on the LHS of the operator but pass that of the
4089 operator to recursive calls on the RHS of the operator. Set it
4091 (shortcut_cond_expr): Set the locus of the operator on the second
4092 COND_EXPR and that of the expression on the first in degenerate cases.
4093 Pass the locus of the expression to calls to shortcut_cond_r.
4094 Set the locus of the 'then' block on the associated jump, if any.
4095 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
4096 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
4097 expression to call to gimplify_boolean_expr.
4099 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
4101 * config.gcc: Add additional configuration for
4102 i686-w64-mingw* and x86_64-w64-mingw* triplet.
4103 * config/i386/mingw-w64.h: New mingw-w64 specific header.
4104 (CPP_SPEC): Redefine for allowing -municode option.
4105 (STARTFILE_SPEC): Likewise.
4106 * config/i386/t-mingw-w64: New.
4107 * config/i386/mingw-w64.opt: New.
4108 (municode): Add new target option.
4109 * doc/invoke.texi (municode): Add documentation for new option.
4111 2009-04-21 Ian Lance Taylor <iant@google.com>
4113 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4114 Correct test for number of arguments.
4115 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
4117 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
4119 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
4120 argument of emit_library_call.
4122 2009-04-21 Richard Guenther <rguenther@suse.de>
4125 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
4126 inside VIEW_CONVERT_EXPRs.
4128 2009-04-21 Martin Jambor <mjambor@suse.cz>
4130 * tree-switch-conversion.c (build_constructors): Split a long line.
4131 (constructor_contains_same_values_p): New function.
4132 (build_one_array): Create assigns of constants if possible, do not
4133 call mark_sym_for_renaming, call update_stmt.
4134 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
4135 make_rename_temp. Do not call mark_symbols_for_renaming, call
4137 (gen_def_assigns): Do not call mark_symbols_for_renaming or
4138 find_new_referenced_vars, call update_stmt.
4139 (gen_inbound_check): Use create_tmp_var and create ssa names manually
4140 instead of calling make_rename_temp. Do not call
4141 find_new_referenced_vars or mark_symbols_for_renaming, call
4144 2009-04-21 Richard Guenther <rguenther@suse.de>
4146 PR tree-optimization/39827
4147 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
4148 (tree_ssa_phiprop): Pass the correct array size.
4150 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
4152 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
4154 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
4157 * c-typeck.c (lvalue_p): Move declaration ...
4158 * c-common.h (lvalue_p): ... to here.
4159 * c-common.c (candidate_equal_p): New.
4160 (add_tlist): Use it.
4161 (merge_tlist): Use it.
4162 (warn_for_collisions_1): Likewise.
4163 (warning_candidate_p): Accept more candidates.
4164 (verify_tree): A warning candidate can be an expression. Use
4167 2009-04-21 Ben Elliston <bje@au.ibm.com>
4170 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
4171 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
4172 options. Remove -mcall-solaris documentation.
4174 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4177 * doc/invoke.texi (-Wlong-long): Update description.
4178 * c-lex (interpret_integer): Only warn if there was no previous
4179 overflow and -Wlong-long is enabled.
4180 * c-decl.c (declspecs_add_type): Drop redundant flags.
4181 * c.opt (Wlong-long): Init to -1.
4182 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
4183 and front-end warn_long_long. Wlong-long only depends on other
4184 flags if it is uninitialized.
4185 * c-parser.c (disable_extension_diagnostics): warn_long_long is
4186 the same for CPP and FE.
4187 (restore_extension_diagnostics): Likewise.
4189 2009-04-20 Ian Lance Taylor <iant@google.com>
4191 Fix enum conversions which are invalid in C++:
4192 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
4193 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
4194 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
4195 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
4196 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
4197 (dbxout_parms): Likewise.
4198 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
4199 (df_clear_flags): Likewise.
4200 * df-problems.c (df_rd_bb_local_compute_process_def): Change
4201 top_flag parameter to int.
4202 (df_chain_create_bb_process_use): Likewise.
4203 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
4205 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
4206 (df_ref_create_structure, df_def_record_1): Likewise.
4207 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
4208 (df_notes_rescan): Change 0 to VOIDmode in function call.
4209 (df_get_call_refs, df_insn_refs_collect): Likewise.
4210 (df_bb_regs_collect): Likewise.
4211 (df_entry_block_defs_collect): Likewise.
4212 (df_exit_block_uses_collect): Likewise.
4213 * df.h: Update declarations.
4214 * double-int.c (double_int_divmod): Add cast to enum type.
4215 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
4216 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
4217 (based_loc_descr): Likewise.
4218 (loc_descriptor_from_tree_1): Change first_op and second_op to
4219 enum dwarf_location_atom. Add cast to enum type.
4220 * expmed.c (init_expmed): Change 0 to SET in function call.
4221 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
4222 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
4223 (do_store_flag): Likewise.
4224 * fixed-value.h (struct fixed_value): Change mode to enum
4226 * function.c (assign_parms): Change 0 to VOIDmode in function call.
4227 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
4229 (insert_insn_decl, insert_decl, insert_state): Likewise.
4230 (automata_list_finish): Likewise.
4231 * genrecog.c (process_define_predicate): Add cast to enum type.
4232 * gensupport.c (init_predicate_table): Add cast to enum type.
4233 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
4235 (gimple_build_call_1, gimple_build_label): Likewise.
4236 (gimple_build_goto, gimple_build_asm_1): Likewise.
4237 (gimple_build_switch_1, gimple_build_cdt): Likewise.
4238 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
4239 (enum fallback): Rename from enum fallback_t.
4240 (fallback_t): Typedef as int.
4241 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
4242 GSI_SAME_STMT in function call.
4243 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
4245 (setup_reg_class_relations): Likewise.
4246 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
4247 (setup_prohibited_class_mode_regs): Add cast to enum type.
4248 (setup_prohibited_mode_move_regs): Likewise.
4249 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
4250 (record_address_regs): Change i to enum reg_class.
4251 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
4252 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
4253 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
4254 (GET_MODE_2XWIDER_MODE): Likewise.
4255 (GET_CLASS_NARROWEST_MODE): Likewise.
4256 * omp-low.c (expand_omp_for): Add cast to enum type.
4257 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
4258 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
4259 * postreload.c (reload_cse_simplify_operands): Change rclass local
4261 * predict.c (combine_predictions_for_insn): Change best_predictor
4262 and predictor to enum br_predictor.
4263 (combine_predictions_for_bb): Likewise.
4264 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
4265 use SET_PREDICT_EXPR_OUTCOME.
4266 * real.c (real_arithmetic): Change icode to code in function call.
4267 * reginfo.c (init_move_cost): Add casts to enum type.
4268 (init_reg_sets_1, init_fake_stack_mems): Likewise.
4269 * regmove.c (regclass_compatible_p): Change class0 and class1 to
4271 * reload.c (find_valid_class): Add casts to enum type.
4272 (push_reload): Change 0 to NO_REGS in function call.
4273 (find_reloads): Change this_alternative to array of enum
4274 reg_class. Remove some now-unnecessary casts.
4275 (make_memloc): Change 0 to VOIDmode in function call.
4276 * reload1.c (reload): Change 0 to VOIDmode in function call.
4277 (eliminate_regs_1, elimination_effects): Likewise.
4278 (eliminate_regs_in_insn): Likewise.
4279 (emit_input_reload_insns): Add cast to enum type.
4280 (delete_output_reload): Change 0 to VOIDmode in function call.
4281 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
4282 to enum type in function call.
4283 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
4284 (SET_PREDICT_EXPR_OUTCOME): Define.
4285 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
4286 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
4287 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
4288 (dump_function): Likewise.
4289 * tree-dump.h: Update declarations.
4290 * tree-pass.h: Update declarations.
4291 * varasm.c (assemble_integer): Change mclass to enum mode_class.
4292 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
4294 (arm_rtx_costs_1): Correct parenthesization.
4295 (arm_rtx_costs): Add casts to enum type.
4296 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
4297 (vfp_emit_fstmd): Use add_rg_note.
4298 (emit_multi_reg_push, emit_sfm): Likewise.
4299 (thumb_set_frame_pointer): Likewise.
4300 (arm_expand_prologue): Likewise.
4301 (arm_regno_class): Change return type to enum reg_class.
4302 (thumb1_expand_prologue): Use add_reg_note.
4303 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
4304 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
4306 * config/arm/gentune.sh: Add cast to enum type.
4307 * config/arm/arm-tune.md: Rebuild.
4308 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
4309 (ix86_split_fp_branch, predict_jump): Likewise.
4310 (ix86_expand_multi_arg_builtin): Change sub_code from enum
4311 insn_code to enum rtx_code.
4312 (ix86_builtin_vectorized_function): Add cast to enum type.
4313 * config/i386/i386.md (truncdfsf2): Change slot to enum
4315 (truncxf<mode>2, isinf<mode>2): Likewise.
4316 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
4318 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
4319 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
4320 (insert_bundle_state): Change 1 to INSERT in function call.
4321 (ia64_add_bundle_selector_before): Likewise.
4322 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
4323 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
4324 (restore_stack_nonlocal): Likewise.
4325 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
4327 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
4329 (mips_rtx_costs): Likewise.
4330 (mips_override_options): Add casts to enum type.
4331 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
4333 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
4334 (store_reg, set_reg_plus_d): Likewise.
4335 (hppa_expand_prologue, hppa_profile_hook): Likewise.
4336 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
4338 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
4340 (emit_unlikely_jump): Use add_reg_note.
4341 (rs6000_emit_allocate_stack): Likewise.
4342 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
4343 (output_toc): Change 1 to INSERT in function call.
4344 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
4345 (rs6000_initialize_trampoline): Likewise.
4346 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
4348 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
4349 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
4350 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
4351 (save_gprs): Use add_reg_note.
4352 (s390_emit_prologue): Likewise.
4353 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
4354 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
4355 (sparc_fold_builtin): Add cast to enum type.
4356 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
4358 (spu_expand_prologue): Use add_reg_note.
4359 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
4361 2009-04-20 Ian Lance Taylor <iant@google.com>
4363 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
4364 (c_parser_postfix_expression_after_primary): Get VEC for list of
4365 arguments. Get original types of arguments. Call
4366 build_function_call_vec.
4367 (cached_expr_list_1, cached_expr_list_2): New static variables.
4368 (c_parser_expr_list): Change return type to VEC *. Add
4369 p_orig_types parameter. Change all callers.
4370 (c_parser_release_expr): New static function.
4371 (c_parser_vec_to_tree_list): New static function.
4372 * c-typeck.c (build_function_call): Rewrite to build a VEC and
4373 call build_function_call_vec.
4374 (build_function_call_vec): New function, based on old
4375 build_function_call.
4376 (convert_arguments): Remove nargs and argarray parameters. Change
4377 values to a VEC. Add origtypes parameter.
4378 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
4379 (convert_for_assignment): Add origtype parameter. Change all
4380 callers. If warn_cxx_compat, check for conversion to an enum
4381 type when calling a function.
4382 (store_init_value): Add origtype parameter. Change all callers.
4383 (digest_init): Likewise.
4384 (struct init_node): Add origtype field.
4385 (add_pending_init): Add origtype parameter. Change all callers.
4386 (output_init_element): Likewise.
4387 (output_pending_init_elements): Pass origtype from init_node to
4388 output_init_element.
4389 (process_init_element): Pass origtype from c_expr to
4390 output_init_element.
4391 (c_finish_return): Add origtype parameter. Change all callers.
4392 * c-common.c (sync_resolve_size): Change params to VEC *. Change
4394 (sync_resolve_params): Likewise.
4395 (sync_resolve_return): Change params to first_param. Change caller.
4396 (resolve_overloaded_builtins): Change params to VEC *. Change
4397 callers. Save first parameter around call to build_function_call_vec.
4398 * c-decl.c (finish_decl): Add origtype parameter. Change all
4399 callers. Call build_function_call_vec rather than
4400 build_function_call for cleanup.
4401 * c-tree.h: Update declarations.
4402 * c-common.h: Update declarations.
4403 * stub-objc.c (objc_rewrite_function_call): Change parameter from
4404 params to first_param.
4405 * target.h (struct gcc_target): Change resolve_overloaded_builtin
4406 params parameter from tree to void *.
4407 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4408 Change arglist parameter to have type void *, and to be a pointer
4410 * config/rs6000/rs6000-protos.h
4411 (altivec_resolve_overloaded_builtin): Update declaration.
4412 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
4413 fnargs parameter to have type void *, and to be a pointer to a
4414 VEC. Call build_function_call_vec instead of
4415 build_function_call.
4416 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
4418 2009-04-20 Joey Ye <joey.ye@intel.com>
4419 Xuepeng Guo <xuepeng.guo@intel.com>
4420 H.J. Lu <hongjiu.lu@intel.com>
4422 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
4424 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
4425 (IX86_LEA_PRIORITY): Likewise.
4426 (distance_non_agu_define): New function.
4427 (distance_agu_use): Likewise.
4428 (ix86_lea_for_add_ok): Likewise.
4429 (ix86_dep_by_shift_count): Likewise.
4431 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
4432 should split for LEA.
4434 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
4436 (ix86_dep_by_shift_count): Likewise.
4438 2009-04-20 Richard Guenther <rguenther@suse.de>
4440 * expr.c (handled_component_p): Move ...
4441 * tree.h (handled_component_p): ... here.
4442 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
4443 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
4444 and REALPART_EXPR to be in one group.
4446 2009-04-20 Richard Guenther <rguenther@suse.de>
4448 * basic-block.h (get_all_dominated_blocks): Declare.
4449 * dominance.c (get_all_dominated_blocks): New function.
4450 * tree-cfg.c (get_all_dominated_blocks): Remove.
4451 (remove_edge_and_dominated_blocks): Adjust.
4452 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
4453 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
4454 instead of recursing.
4456 2009-04-20 Doug Kwan <dougkwan@google.com>
4458 * cgraph.h (cgraph_node_ptr): New type for vector functions.
4459 (struct cgraph_node_set_def): New type.
4460 (cgraph_node_set) New type. Also declare vector functions.
4461 (struct cgraph_node_set_element_def): New type.
4462 (cgraph_node_set_element): Ditto.
4463 (cgraph_node_set_iterator): New iterator type.
4464 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
4465 cgraph_node_set_remove, dump_cgraph_node_set,
4466 debug_cgraph_node_set): New prototypes.
4467 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
4468 cgraph_node_set_size): New inlines.
4469 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
4471 (struct ipa_opt_pass): Add struct cgraph_node_set_def
4472 argument to function 'write_summary'.
4473 * ipa.c: Include ggc.h.
4474 (hash_cgraph_node_set_element,
4475 eq_cgraph_node_set_element, cgraph_node_set_new,
4476 cgraph_node_set_add, cgraph_node_set_remove,
4477 cgraph_node_set_find, dump_cgraph_node_set,
4478 debug_cgraph_node_set): New functions.
4479 * Makefile.in (ipa.o): Add dependency on GGC_H.
4481 2009-04-20 Ira Rosen <irar@il.ibm.com>
4483 PR tree-optimization/39675
4484 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
4485 check of the return code of vect_schedule_slp. Check that
4486 stmt_vec_info still exists for the statement, before checking its
4489 2009-04-20 Michael Matz <matz@suse.de>
4491 * Makefile.in (generated_files): Take out $(simple_generated_c).
4493 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
4495 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
4496 (UINTPTR_TYPE): Likewise.
4498 2009-04-19 Joseph Myers <joseph@codesourcery.com>
4501 * c-typeck.c (digest_init): Check for initializing an array with a
4504 2009-04-19 Joseph Myers <joseph@codesourcery.com>
4507 * c-semantics.c (pop_stmt_list): Propagate
4508 STATEMENT_LIST_HAS_LABEL to parent statement list.
4510 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
4512 * config/mips/mips.h (mips_tune_attr): New macro.
4513 * config/mips/mips.md (cpu): Use it.
4515 2009-04-19 Joseph Myers <joseph@codesourcery.com>
4518 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
4521 2009-04-19 Diego Novillo <dnovillo@google.com>
4523 * toplev.c (compile_file): Move call to coverage_finish ...
4524 * cgraphunit.c (ipa_passes): ... here.
4525 Call cgraph_process_new_functions.
4526 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
4527 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
4529 2009-04-19 Jan Hubicka <jh@suse.cz>
4531 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
4533 (dump_cgraph_node): Dump can throw external flag.
4534 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
4536 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4540 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
4541 * common.opt (Wlogical-op): Move from here...
4542 * c.opt (Wlogical-op): ... to here.
4543 * c-typeck.c (parser_build_binary_op): Update call to
4544 warn_logical_operator.
4545 * c-opts.c (c_common_post_options): Enable warn_logical_op with
4547 * c-common.c (warn_logical_op): Update.
4548 * c-common.h (warn_logical_op): Update declaration.
4550 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
4552 * tree.c (protected_set_expr_location): Fix formatting.
4554 2009-04-18 Joseph Myers <joseph@codesourcery.com>
4557 * c-typeck.c (readonly_warning): new.
4558 (build_unary_op, build_modify_expr): Use readonly_warning for
4559 storing into something readonly but not const-qualified.
4561 2009-04-18 Joseph Myers <joseph@codesourcery.com>
4564 * c-typeck.c (build_unary_op): Check for taking address of
4565 expression of type void.
4567 2009-04-18 Joseph Myers <joseph@codesourcery.com>
4570 * c-typeck.c (build_function_call): Check for calling a function
4571 with qualified void return types. Call require_complete_type when
4574 2009-04-18 Jan Hubicka <jh@suse.cz>
4576 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
4578 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
4579 can_throw_external flag.
4580 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
4581 * ipa-pure-const.c (ignore_edge): New function.
4582 (propagate): Compute order for NOTHROW computation; set NOTHROWs
4583 only over can_throw_external edges.
4584 (local_pure_const): Add nothrow flag.
4585 * ipa-utils.c (searchc): Add ignore_edge callback.
4586 (ipa_utils_reduced_inorder): Add ignore_edge callback.
4587 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
4588 (set_nothrow_function_flags): Update cgraph.
4589 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
4591 2009-04-18 Richard Guenther <rguenther@suse.de>
4594 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
4595 (fold_stmt): ... this and ...
4596 (fold_stmt_inplace): ... this.
4597 (fold_stmt_1): Fold references in calls and asms.
4598 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
4600 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4602 * tree-vrp.c (ssa_name_nonzero_p): Remove.
4603 * tree.h: Remove the prototype for ssa_name_nonzero_p.
4605 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4607 * tree.c (function_args_count): Remove.
4608 * tree.h: Remove the prototype for function_args_count.
4610 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4612 * tree-iterator.c (expr_only): Remove.
4613 * tree.h: Remove the prototype for expr_only.
4615 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4617 * reginfo.c (cannot_change_mode_set_regs): Remove.
4618 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
4620 2009-04-08 Anatoly Sokolov <aesok@post.ru>
4622 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
4623 whether operands 0 and 1 overlaps.
4625 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
4628 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
4629 pointer. Use warning_at instead of warning.
4630 (search_for_addr_array): Likewise.
4631 (check_array_bounds): Likewise.
4632 (check_all_array_refs): Check that the incoming edge is not in the
4633 list of edges to be removed.
4634 (check_all_array_refs): Avoid the temporal pointer.
4635 (vrp_visit_cond_stmt): Fix typo.
4636 (simplify_switch_using_ranges): Handle the case where the switch
4637 index is an integer constant.
4639 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
4641 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
4643 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4645 * doc/extend.texi, doc/invoke.texi: Fix typos.
4647 2009-04-17 Cary Coutant <ccoutant@google.com>
4649 * tree-flow-inline.h (get_lineno): Fix inverted test.
4651 2009-04-17 Diego Novillo <dnovillo@google.com>
4653 * tree-ssa-pre.c (create_expression_by_pieces): Remove
4654 assertion for AVAIL_OUT.
4656 2009-04-17 Mike Frysinger <vapier@gentoo.org>
4659 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
4660 * config/sh/linux-atomic.asm: Likewise.
4662 2009-04-17 Diego Novillo <dnovillo@google.com>
4664 * except.c (debug_eh_tree): New.
4665 (struct eh_region, struct eh_status): Move ...
4666 * except.h: ... here.
4667 (add_type_for_runtime): Declare extern.
4668 (lookup_type_for_runtime): Likewise.
4669 (debug_eh_tree): Declare.
4670 * Makefile.in (GTFILES): List except.h before except.c
4672 2009-04-17 Diego Novillo <dnovillo@google.com>
4674 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
4675 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
4676 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
4677 (find_vars_r): ... here.
4678 * tree-flow.h (find_referenced_vars_in): Declare.
4679 * tree-ssa-pre.c (create_expression_by_pieces): Assert
4680 that AVAIL_OUT exists for BLOCK.
4681 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
4682 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
4683 (tree-parloops.o): Likewise.
4685 2009-04-17 Simon Baldwin <simonb@google.com>
4687 * toplev.c (default_tree_printer): Add handling for %E format.
4689 2009-04-17 Diego Novillo <dnovillo@google.com>
4691 * tree-pretty-print.c (dump_generic_node): Add break after
4692 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
4693 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
4694 FUNCTION_TYPE together. Call print_struct_decl when printing
4695 structures and TDF_SLIM is not given.
4696 (print_struct_decl): Fix logic for detecting recursion.
4698 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
4701 * gcc.c (create_at_file): New.
4702 (compile_input_file_p): New.
4703 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
4704 * main.c (main): Update call to toplev_main.
4705 * toplev.c (toplev_main): Change signature. Call expandargv.
4706 * toplev.h (toplev_main): Change signature.
4708 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
4710 * dwarf2out.c (field_byte_offset): Use the type size as the field size
4711 if the latter is not constant.
4713 2009-04-17 David Edelsohn <edelsohn@gnu.org>
4715 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
4717 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
4719 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
4720 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
4722 2009-04-17 Richard Guenther <rguenther@suse.de>
4724 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4725 Handle component references view-converting an invariant address.
4727 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
4729 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
4730 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
4731 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
4732 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
4733 Use @deftypevr rather than @deftypevar.
4735 2009-04-17 Richard Guenther <rguenther@suse.de>
4737 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
4738 (get_prop_source_stmt): Likewise.
4739 (can_propagate_from): Likewise.
4741 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
4743 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
4744 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
4745 (--with-multilib-list): Add default value.
4746 * configure: Regenerate.
4747 * Makefile.in (TM_ENDIAN_CONFIG): Define.
4748 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
4749 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
4750 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
4751 Don't add default cpu to multilib list unnecessarily, but do enable
4752 the relevant compiler option..
4753 Add support for --with-multilib-list=<blank> and
4754 --with-multilib-list=!<somelib> to supress unwanted multilibs.
4755 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
4756 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
4757 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
4759 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
4760 (MULTILIB_OSDIRNAMES): New variable.
4761 * config/sh/t-1e: Delete file.
4762 * config/sh/t-mlib-sh1: Delete file.
4763 * config/sh/t-mlib-sh2: Delete file.
4764 * config/sh/t-mlib-sh2a: Delete file.
4765 * config/sh/t-mlib-sh2a-nofpu: Delete file.
4766 * config/sh/t-mlib-sh2a-single: Delete file.
4767 * config/sh/t-mlib-sh2a-single-only: Delete file.
4768 * config/sh/t-mlib-sh2e: Delete file.
4769 * config/sh/t-mlib-sh3e: Delete file.
4770 * config/sh/t-mlib-sh4: Delete file.
4771 * config/sh/t-mlib-sh4-nofpu: Delete file.
4772 * config/sh/t-mlib-sh4-single: Delete file.
4773 * config/sh/t-mlib-sh4-single-only: Delete file.
4774 * config/sh/t-mlib-sh4a: Delete file.
4775 * config/sh/t-mlib-sh4a-nofpu: Delete file.
4776 * config/sh/t-mlib-sh4a-single: Delete file.
4777 * config/sh/t-mlib-sh4a-single-only: Delete file.
4778 * config/sh/t-mlib-sh4al: Delete file.
4779 * config/sh/t-mlib-sh5-32media: Delete file.
4780 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
4781 * config/sh/t-mlib-sh5-64media: Delete file.
4782 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
4783 * config/sh/t-mlib-sh5-compact: Delete file.
4784 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
4785 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
4786 * doc/install.texi (Options specification): Add
4787 --with-multilib-list and --with-endian.
4789 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
4791 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
4793 (OBJS-common): Add plugin-version.o.
4794 (plugin-version.o): New.
4795 * gcc-plugin.h (plugin_gcc_version): New.
4796 (plugin_default_version_check): New.
4797 (plugin_init_func, plugin_init): Add version argument.
4798 * plugin-version.c: New.
4799 * plugin.c (str_plugin_gcc_version_name): New.
4800 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
4801 pass it to the init function.
4802 (plugin_default_version_check): New.
4804 2009-04-17 Richard Guenther <rguenther@suse.de>
4806 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
4807 for decl-vs-decl disambiguation.
4809 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
4811 * config/s390/s390.h (s390_tune_attr): New macro definition.
4812 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
4814 2009-04-17 Richard Guenther <rguenther@suse.de>
4816 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
4817 (fold_stmt_r): Likewise.
4818 (maybe_fold_reference): New function.
4819 (fold_gimple_assign): Handle cases fold_stmt_r did.
4820 (fold_stmt): Do not use fold_stmt_r.
4821 (fold_stmt_inplace): Likewise.
4823 2009-04-17 Richard Guenther <rguenther@suse.de>
4825 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
4826 (record_equivalences_from_stmt): Remove useless checks and
4828 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
4829 the type is already suitable.
4831 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
4833 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
4835 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
4837 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
4838 (CMPtype): Define as __gcc_CMPtype.
4840 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
4842 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
4843 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
4845 2009-04-17 Richard Guenther <rguenther@suse.de>
4847 PR tree-optimization/39746
4848 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
4849 special-casing for builtins and static variable use/def.
4850 (call_may_clobber_ref_p_1): Likewise.
4852 2009-04-16 Ian Lance Taylor <iant@google.com>
4854 * df.h: Include "timevar.h".
4855 (struct df_problem): Change tv_id field to timevar_id_t.
4856 * tree-pass.h: Include "timevar.h".
4857 (struct opt_pass): Change tv_id field to timevar_id_t.
4858 * timevar.h (timevar_id_t): Define TV_NONE.
4859 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
4860 TV_NONE rather than tv_id != 0.
4861 (execute_one_pass): Likewise.
4862 * Makefile.in (DF_H): Add $(TIMEVAR_H).
4863 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
4864 dependencies to $(TREE_PASS_H).
4865 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
4867 (pass_branch_target_load_optimize2): Likewise.
4868 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
4869 (pass_outof_cfg_layout_mode): Likewise.
4870 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
4871 (pass_rebuild_cgraph_edges): Likewise.
4872 (pass_remove_cgraph_callee_edges): Likewise.
4873 * df-core.c (pass_df_initialize_opt): Likewise.
4874 (pass_df_initialize_no_opt): Likewise.
4875 (pass_df_finish): Likewise.
4876 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
4877 * except.c (pass_set_nothrow_function_flags): Likewise.
4878 (pass_convert_to_eh_region_ranges): Likewise.
4879 * final.c (pass_compute_alignments): Likewise.
4880 * function.c (pass_instantiate_virtual_regs): Likewise.
4881 (pass_init_function): Likewise.
4882 (pass_leaf_regs): Likewise.
4883 (pass_match_asm_constraints): Likewise.
4884 * gimple-low.c (pass_lower_cf): Likewise.
4885 (pass_mark_used_blocks): Likewise.
4886 * init-regs.c (pass_initialize_regs): Likewise.
4887 * integrate.c (pass_initial_value_sets): Likewise.
4888 * ira.c (pass_ira): Likewise.
4889 * jump.c (pass_cleanup_barriers): Likewise.
4890 * omp-low.c (pass_expand_omp): Likewise.
4891 (pass_lower_omp): Likewise.
4892 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
4893 * recog.c (pass_split_all_insns): Likewise.
4894 (pass_split_after_reload): Likewise.
4895 (pass_split_before_regstack): Likewise.
4896 (pass_split_before_sched2): Likewise.
4897 (pass_split_for_shorten_branches): Likewise.
4898 * reginfo.c (pass_reginfo_init): Likewise.
4899 (pass_subregs_of_mode_init): Likewise.
4900 (pass_subregs_of_mode_finish): Likewise.
4901 * passes.c (pass_postreload): Likewise.
4902 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
4903 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
4904 (pass_warn_function_return): Likewise.
4905 (pass_warn_function_noreturn): Likewise.
4906 * tree-complex.c (pass_lower_complex): Likewise.
4907 (pass_lower_complex_O0): Likewise.
4908 * tree-if-conv.c (pass_if_conversion): Likewise.
4909 * tree-into-ssa.c (pass_build_ssa): Likewise.
4910 * tree-mudflap.c (pass_mudflap_1): Likewise.
4911 (pass_mudflap_2): Likewise.
4912 * tree-nomudflap.c (pass_mudflap_1): Likewise.
4913 (pass_mudflap_2): Likewise.
4914 * tree-nrv.c (pass_return_slot): Likewise.
4915 * tree-object-size.c (pass_object_sizes): Likewise.
4916 * tree-optimize.c (pass_all_optimizations): Likewise.
4917 (pass_early_local_passes): Likewise.
4918 (pass_all_early_optimizations): Likewise.
4919 (pass_cleanup_cfg): Likewise.
4920 (pass_cleanup_cfg_post_optimizing): Likewise.
4921 (pass_free_datastructures): Likewise.
4922 (pass_free_cfg_annotations): Likewise.
4923 (pass_fixup_cfg): Likewise.
4924 (pass_init_datastructures): Likewise.
4925 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
4926 (pass_late_warn_uninitialized): Likewise.
4927 (pass_update_address_taken): Likewise.
4928 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
4929 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
4930 (pass_cse_sincos): Likewise.
4931 (pass_convert_to_rsqrt): Likewise.
4932 * tree-ssa-structalias.c (pass_build_alias): Likewise.
4933 * tree-stdarg.c (pass_stdarg): Likewise.
4934 * tree-tailcall.c (pass_tail_recursion): Likewise.
4935 (pass_tail_calls): Likewise.
4936 * tree-vect-generic.c (pass_lower_vector): Likewise.
4937 (pass_lower_vector_ssa): Likewise.
4938 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
4940 2009-04-16 Joseph Myers <joseph@codesourcery.com>
4942 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
4944 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
4946 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
4947 logical and signext.
4949 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
4952 * config/sh/predicates.md (arith_operand): Check if the operand
4953 of TRUNCATE is a REG.
4955 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4957 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
4958 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
4960 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4962 * tree-iterator.c (tsi_split_statement_list_after,
4963 tsi_split_statement_list_before): Remove.
4964 * tree-iterator.h: Remove the prototypes for
4965 tsi_split_statement_list_after and tsi_split_statement_list_before.
4967 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4969 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
4970 * tree-ssa-propagate.h: Remove the prototype for
4971 stmt_makes_single_load.
4973 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4975 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
4976 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
4978 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4980 * tree-iterator.c (EXPR_LAST_BODY): Remove.
4982 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4984 * except.c (eh_region_outer_p): Remove.
4985 * except.h: Remove the prototype for eh_region_outer_p.
4987 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4989 * function.c (current_function_assembler_name): Remove.
4990 * function.h: Remove the prototype for
4991 current_function_assembler_name.
4993 2009-04-16 Ian Lance Taylor <iant@google.com>
4995 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
4996 (add_reg_note): Call alloc_reg_note.
4997 * rtl.h (alloc_reg_note): Declare.
4998 * combine.c (try_combine): Use alloc_reg_note.
4999 (recog_for_combine, move_deaths): Likewise.
5000 (distribute_notes): Use alloc_reg_note and add_reg_note.
5001 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
5002 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
5003 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
5005 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
5007 PR rtl-optimization/39762
5008 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
5009 ira_may_move_out_cost): Add comments about way of their usage.
5010 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
5012 * ira-conflicts.c (process_regs_for_copy): Use function
5013 ira_get_register_move_cost instead of global
5014 ira_register_move_cost.
5016 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
5017 color_pass, move_spill_restore, update_curr_costs): Ditto.
5019 * ira-lives.c (process_single_reg_class_operands): Ditto.
5021 * ira-emit.c (emit_move_list): Ditto.
5023 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
5024 (record_reg_classes): Ditto. Use functions
5025 ira_get_register_move_cost and ira_get_may_move_cost instead of
5026 global vars ira_register_move_cost, ira_may_move_out_cost and
5027 ira_may_move_in_cost.
5028 (record_address_regs): Don't call ira_init_register_move_cost.
5029 Use function ira_get_may_move_cost instead of global
5030 ira_may_move_in_cost.
5031 (process_bb_node_for_hard_reg_moves): Use function
5032 ira_get_register_move_cost instead of global ira_register_move_cost.
5033 (ira_costs): Don't call ira_init_register_move_cost.
5035 2009-04-16 Richard Guenther <rguenther@suse.de>
5037 * tree-cfg.c (verify_gimple_assign_binary):
5038 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
5039 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
5040 (create_general_new_stmt): Note that this function is broken.
5042 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
5044 * common.opt (fhelp): Add Var(help_flag).
5045 * gcc-plugin.h (plugin_info): Add help.
5046 * plugin.c (plugin_name_args): Add help.
5047 (register_plugin_info): Set plugin->help.
5048 (print_help_one_plugin): New.
5049 (print_plugins_help): New.
5050 * plugin.h (print_plugins_help): New.
5051 * toplev.c (toplev_main): Call print_plugins_help if needed.
5053 2009-04-16 Richard Guenther <rguenther@suse.de>
5055 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
5056 (gimple_ior_addresses_taken_1): New function.
5057 (gimple_ior_addresses_taken): Likewise.
5058 * gimple.h (struct gimple_statement_with_ops_base): Remove
5059 addresses_taken member.
5060 (gimple_ior_addresses_taken): Declare.
5061 (gimple_addresses_taken, gimple_addresses_taken_ptr,
5062 gimple_set_addresses_taken): Remove.
5063 * ipa-reference.c (mark_address): New function.
5064 (scan_stmt_for_static_refs): Use it for marking addresses taken.
5065 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
5066 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
5067 (gimple_add_to_addresses_taken): Remove.
5068 (get_tmr_operands): Call mark_address_taken.
5069 (get_asm_expr_operands): Likewise.
5070 (get_expr_operands): Likewise.
5071 (build_ssa_operands): Do not clear the addresses_taken bitmap.
5072 (free_stmt_operands): Do not free it.
5073 * tree-ssa.c (delete_tree_ssa): Likewise.
5074 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
5076 2009-04-16 Richard Guenther <rguenther@suse.de>
5078 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
5079 (walk_stmt_load_store_ops): Likewise.
5080 * gimple.c (get_base_loadstore): New function.
5081 (walk_stmt_load_store_addr_ops): Likewise.
5082 (walk_stmt_load_store_ops): Likewise.
5083 * ipa-pure-const.c (check_op): Simplify.
5084 (check_load, check_store): New functions.
5085 (check_stmt): Use walk_stmt_load_store_ops.
5086 * ipa-reference.c (mark_load): Adjust signature.
5087 (mark_store): Likewise.
5088 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
5090 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
5092 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
5094 * opts.c (common_handle_option): Don't call print_version.
5095 * plugin.c (plugin_name_args): Add version.
5096 (register_plugin_info): New.
5097 (register_callback): Handle PLUGIN_INFO.
5098 (try_init_one_plugin): New.
5099 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
5101 (finalize_one_plugin): New.
5102 (finalize_plugins): New.
5103 (print_one_plugin): New.
5104 (print_plugins_versions): New.
5105 * plugin.h (print_plugins_versions): New.
5106 (finalize_plugins): New.
5107 * toplev.c (compile_file): Don't call initialize_plugins.
5108 (print_version): Call print_plugins_versions.
5109 (toplev_main): Call initialize_plugins. Print version if needed.
5110 Call finalize_plugins.
5112 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
5114 * common.opt (fversion): New.
5115 * gcc.c (print_version): New.
5116 (process_command): Don't print the version. Just set print_version.
5117 (main): Print version. Call subprocesses if print_version and
5118 verbose_flag are set.
5119 * opts.c (common_handle_option): Handle OPT_fversion.
5121 2009-04-16 Richard Guenther <rguenther@suse.de>
5122 Ira Rosen <irar@il.ibm.com>
5124 PR tree-optimization/39698
5125 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
5126 type of the reduction variable. Only generate the def if
5129 * omp-low.c (expand_omp_for_generic): When converting to a pointer
5130 make sure to first convert to an integer of the same precision.
5131 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
5132 the type of the evolution correctly in computing the new
5133 induction variable base.
5135 2009-04-16 Richard Guenther <rguenther@suse.de>
5138 * tree-cfg.c (make_blocks): Split statements with to-be
5139 abnormal SSA names on the lhs.
5141 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
5143 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
5144 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
5145 * c-typeck.c (really_start_incremental_init): Likewise.
5146 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
5147 (TARGET_INITIALIZER): Remove it.
5148 * target.h (struct target): Remove vector_opaque_p.
5149 * tree.c (build_opaque_vector_type): New.
5150 * tree.h (TYPE_VECTOR_OPAQUE): New.
5151 (build_opaque_vector_type): Declare.
5152 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
5153 * config/rs6000/rs6000.c (build_opaque_vector_type,
5154 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
5155 (rs6000_init_builtins): Use build_opaque_vector_type for
5156 opaque_V4SI_type_node.
5158 2009-04-15 Catherine Moore <clm@codesourcery.com>
5160 * debug.h (set_name): Declare.
5161 * dwarf2out.c (dwarf2out_set_name): Declare.
5162 (dwarf2_debug_hooks): Add set_name.
5163 (find_AT_string): New.
5164 (add_AT_string): Call find_AT_string.
5165 (dwarf2out_set_name): New.
5166 * cp/decl.c (grokdeclarator): Call set_name.
5167 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
5168 * debug.c (do_nothing_debug_hooks): Likewise.
5169 * dbxout.c (dbx_debug_hooks): Likewise.
5170 * sdbout.c (sdb_debug_hooks): Likewise.
5172 2009-04-15 Michael Eager <eager@eagercon.com>
5174 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
5175 reg for single-precision FPU.
5176 * config/rs6000/rs6000.md (movsi_internal1): Only for
5178 (movsi_internal1_single): New. Add pattern to move SI values to/from
5179 single-precision FP regs.
5181 2009-04-15 Richard Guenther <rguenther@suse.de>
5183 * omp-low.c (lower_rec_input_clauses): Build correct address
5185 (expand_omp_for_generic): Fix multiplication type.
5186 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
5187 (generate_memset_zero): Fix types.
5188 * tree-profile.c (prepare_instrumented_value): Correctly
5191 2009-04-15 Ian Lance Taylor <iant@google.com>
5193 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
5194 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
5195 for -Wall and for -Wc++-compat.
5196 (c_common_post_options): For C++, set warn_enum_compare if not
5198 * c-tree.h (struct c_expr): Add field original_type.
5199 (build_external_ref): Update declaration.
5200 * c-parser.c (c_parser_braced_init): Set original_type.
5201 (c_parser_initelt): Likewise.
5202 (c_parser_expr_no_commas): Likewise.
5203 (c_parser_conditional_expression): Likewise.
5204 (c_parser_cast_expression): Likewise.
5205 (c_parser_unary_expression): Likewise. Pull setting of
5206 original_code to top of function.
5207 (c_parser_sizeof_expression): Set original_type.
5208 (c_parser_alignof_expression): Likewise.
5209 (c_parser_postfix_expression): Likewise. Pull setting of
5210 original_code to top of function.
5211 (c_parser_postfix_expression_after_paren_type): Set original_type.
5212 (c_parser_postfix_expression_after_primary): Likewise.
5213 (c_parser_expression): Likewise.
5214 * c-typeck.c (build_external_ref): Add type parameter. Change all
5216 (c_expr_sizeof_expr): Set original_type field.
5217 (parser_build_unary_op): Likewise.
5218 (parser_build_binary_op): Likewise. Optionally warn about
5219 comparisons of enums of different types.
5220 (digest_init): Set original_type field.
5221 (really_start_incremental_init): Likewise.
5222 (push_init_level, pop_init_level): Likewise.
5223 * doc/invoke.texi (Warning Options): -Wenum-compare now
5226 2009-04-15 Richard Guenther <rguenther@suse.de>
5228 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
5229 out a necessary conversion.
5230 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
5231 names we didn't value number.
5232 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
5234 2009-04-15 Richard Guenther <rguenther@suse.de>
5236 PR tree-optimization/39764
5237 * tree-ssa-ccp.c (get_value): Canonicalize value with
5238 canonicalize_float_value.
5240 2009-04-15 Jan Hubicka <jh@suse.cz>
5242 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
5243 Wrong version of patch.
5245 2009-04-15 Jan Hubicka <jh@suse.cz>
5247 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
5249 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
5251 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
5252 our distinct integral and vector types.
5254 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
5256 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
5257 * init.c (build_vtbl_address): Remove call to assemble_external.
5259 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
5261 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
5262 output for other floating point modes.
5264 2009-04-14 Diego Novillo <dnovillo@google.com>
5266 * diagnostic.c (diagnostic_report_diagnostic): Do not
5267 warn about loaded plugins for DK_ERROR and DK_WARNING.
5268 * c-decl.c (declspecs_add_type): Move call to
5269 invoke_plugin_callbacks ...
5270 * c-parser.c (c_parser_declspecs): ... here.
5271 * plugin.c (dump_active_plugins): Tidy output.
5273 2009-04-14 Diego Novillo <dnovillo@google.com>
5274 Le-Chun Wu <lcwu@google.com>
5276 * configure.ac: Add --enable-plugin support.
5277 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
5278 * Makefile.in (PLUGIN_H): Define.
5279 Export ENABLE_PLUGIN and GMPINC to site.exp.
5280 Add PLUGINLIBS to link command.
5281 Add/modify dependencies for plugin.o and files including plugin.h.
5283 * config.in: Regenerate.
5285 * opts.c (common_handle_option): Handle OPT_fplugin_ and
5288 2009-04-14 Le-Chun Wu <lcwu@google.com>
5290 * tree-pass.h (register_one_dump_file): Add a prototype for
5291 register_one_dump_file.
5292 * toplev.c (compile_file): Call initialize_plugins.
5293 (do_compile): Call invoke_plugin_callbacks.
5294 (toplev_main): Call invoke_plugin_callbacks.
5295 * common.opt: Add -fplugin= and -fplugin-arg-.
5296 * gcc-plugin.h: New public header file for plugins to include.
5297 * plugin.c: New source file.
5298 * plugin.h: New internal header file.
5299 * passes.c (register_one_dump_file): Make it external.
5301 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
5303 2009-04-14 Diego Novillo <dnovillo@google.com>
5305 * doc/plugins.texi: New.
5306 * doc/gccint.texi: Add reference to Plugins chapter.
5307 * doc/invoke.texi: Document -fplugin and -fplugin-arg
5308 * diagnostic.c (diagnostic_report_diagnostic): Warn about
5309 loaded plugins, if any.
5310 * timevar.def (TV_PLUGIN_INIT): Define.
5311 (TV_PLUGIN_RUN): Define.
5312 * plugin.c: Include timevar.h
5313 (plugins_active_p): New.
5314 (dump_active_plugins): New.
5315 (debug_active_plugins): New.
5317 2009-04-14 Joseph Myers <joseph@codesourcery.com>
5319 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
5321 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
5323 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
5325 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
5326 the same as a minus without a shift.
5328 2009-04-14 Nick Clifton <nickc@redhat.com>
5330 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
5331 comparisons with small integers will always produce a short
5334 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
5337 2008-12-19 Diego Novillo <dnovillo@google.com>
5339 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
5341 2009-04-14 Richard Guenther <rguenther@suse.de>
5343 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
5345 (verify_gimple_assign_binary): Likewise. Handle shifts and
5347 (verify_gimple_phi): Print the mismatched argument position.
5348 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
5350 (vect_update_init_of_dr): Likewise.
5351 * matrix-reorg.c (transform_access_sites): Do what the
5353 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
5355 2009-04-13 Michael Eager <eager@eagercon.com>
5357 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
5358 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
5359 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
5360 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
5361 remove duplicate config
5363 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5365 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
5366 file_name:line_number type locator of the call site.
5368 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
5370 * genautomata.c: Put blank after comma.
5371 (automaton_decls): New.
5372 (struct unit_usage): Add comments to member next.
5373 (store_alt_unit_usage): Keep the list ordered.
5374 (unit_present_on_list_p, equal_alternatives_p): New.
5375 (check_regexp_units_distribution): Check units distribution
5376 correctness correctly.
5377 (main): Don't write automata if error is found. Return correct
5380 * config/m68k/cf.md (cfv4_ds): Remove.
5381 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
5382 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
5384 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
5385 power4-load-ext, power4-store, power4-store-update,
5386 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
5387 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
5388 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
5389 power4-sqrt, power4-isync): Modify reservation to make correct
5390 unit distribution to automata.
5392 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
5393 power5-store-update, power5-two, power5-three, power5-lmul,
5394 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
5396 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
5398 * except.c (pass_set_nothrow_function_flags): Set name and add
5400 (set_nothrow_function_flags): Mention in the dump file when
5401 changing a function to nothrow.
5403 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
5406 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
5407 instead of unsigned long.
5409 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5411 * config/arm/arm.c (return_used_this_function): Remove.
5412 (arm_output_function_prologue): Remove use of
5413 return_used_this_function.
5414 (output_return_instruction): Replace use of
5415 return_used_this_function
5416 by cfun->machine->return_used_this_function.
5417 (arm_output_epilogue): Likewise.
5418 (arm_output_function_epilogue): Likewise.
5419 (thumb_unexpanded_epilogue): Likewise.
5420 * config/arm/arm.h (struct machine_function):
5421 New member return_used_this_function.
5423 2009-04-12 Mark Mitchell <mark@codesourcery.com>
5425 * doc/install.texi: Correct description of default directory for
5426 --with-gxx-include-dir.
5428 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
5430 * fold-const.c (build_range_check): Properly deal with enumeral and
5433 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
5435 * doc/invoke.texi (max_gcse_passes): Remove documentation.
5436 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
5437 * params.h (MAX_GCSE_PASSES): Remove.
5438 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
5439 in sequence. Remove ability to run multiple passes.
5440 (bypass_jumps): Report run as third CPROP pass.
5442 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
5445 * except.c (can_throw_external): Look at each insn in a SEQUENCE
5446 when deciding whether the whole SEQUENCE can throw.
5448 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
5451 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
5452 offseted label references.
5454 2009-04-11 Jan Hubicka <jh@suse.cz>
5456 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
5458 2009-04-11 Richard Guenther <rguenther@suse.de>
5461 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
5462 return variables as TREE_ADDRESSABLE.
5464 2009-04-11 Richard Guenther <rguenther@suse.de>
5466 PR tree-optimization/39713
5467 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
5468 reference trees have SSA_NAME operands.
5470 2009-04-11 Richard Guenther <rguenther@suse.de>
5473 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
5474 address expressions.
5476 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
5478 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
5479 match changes in Cygwin 1.7
5480 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
5481 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
5483 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
5485 PR tree-optimization/39701
5486 * doc/invoke.texi (Optimization Options): Document change in
5487 meaning and initialization of -fdelete-null-pointer-checks.
5489 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
5492 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
5494 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
5497 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
5499 2009-04-10 Chao-ying Fu <fu@mips.com>
5501 * doc/tm.texi (Instruction Output): Document
5502 TARGET_ASM_FINAL_POSTSCAN_INSN.
5503 * target.h (final_postscan_insn): New field in asm_out.
5504 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
5505 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
5506 * final.c (final_scan_insn): Call
5507 targetm.asm_out.final_postscan_insn after outputting
5508 an asm macro and a normal instruction.
5510 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
5511 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
5512 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
5513 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
5514 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
5516 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
5519 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
5520 variables as non-NULL even with -fdelete-null-pointer-checks.
5522 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
5524 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
5526 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
5529 * config/i386/i386.c (classify_argument): Handle SCmode with
5530 (bit_offset % 64) != 0.
5532 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
5534 * doc/invoke.texi (Optimize Options): Add cross-reference to
5535 -Q --help=optimizers examples.
5537 2009-04-10 Ben Elliston <bje@au.ibm.com>
5540 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
5541 regalign for the reg == fpr and TDmode case.
5543 2009-04-09 David Ayers <ayers@fsfe.org>
5546 * objc/objc-act.c (warn_with_method): Remove helper function.
5547 (check_duplicates): Call warning and inform directly.
5548 (really_start_method): Likewise.
5550 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
5552 * expmed.c (expand_divmod): Always use a comparison for a division
5553 by a large unsigned integer.
5555 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
5556 for things others than variables or functions as nonzero.
5558 2009-04-09 Nick Clifton <nickc@redhat.com>
5560 * unwind-compat.c: Change copyright header to refer to version
5561 3 of the GNU General Public License with version 3.1 of the
5562 GCC Runtime Library Exception and to point readers at the
5563 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
5564 * config/alpha/crtfastmath.c: Likewise.
5565 * config/alpha/linux-unwind.h: Likewise.
5566 * config/alpha/qrnnd.asm: Likewise.
5567 * config/alpha/vms-crt0-64.c: Likewise.
5568 * config/alpha/vms-crt0.c: Likewise.
5569 * config/alpha/vms-dwarf2.asm: Likewise.
5570 * config/alpha/vms-dwarf2eh.asm: Likewise.
5571 * config/alpha/vms-psxcrt0-64.c: Likewise.
5572 * config/alpha/vms-psxcrt0.c: Likewise.
5573 * config/alpha/vms_tramp.asm: Likewise.
5574 * config/arc/initfini.c: Likewise.
5575 * config/arc/lib1funcs.asm: Likewise.
5576 * config/arm/bpabi-v6m.S: Likewise.
5577 * config/arm/bpabi.S: Likewise.
5578 * config/arm/bpabi.c: Likewise.
5579 * config/arm/crti.asm: Likewise.
5580 * config/arm/crtn.asm: Likewise.
5581 * config/arm/ieee754-df.S: Likewise.
5582 * config/arm/ieee754-sf.S: Likewise.
5583 * config/arm/lib1funcs.asm: Likewise.
5584 * config/arm/libunwind.S: Likewise.
5585 * config/arm/linux-atomic.c: Likewise.
5586 * config/arm/mmintrin.h: Likewise.
5587 * config/arm/pr-support.c: Likewise.
5588 * config/arm/unaligned-funcs.c: Likewise.
5589 * config/arm/unwind-arm.c: Likewise.
5590 * config/arm/unwind-arm.h: Likewise.
5591 * config/avr/libgcc.S: Likewise.
5592 * config/bfin/crti.s: Likewise.
5593 * config/bfin/crtlibid.s: Likewise.
5594 * config/bfin/crtn.s: Likewise.
5595 * config/bfin/lib1funcs.asm: Likewise.
5596 * config/bfin/linux-unwind.h: Likewise.
5597 * config/cris/arit.c: Likewise.
5598 * config/cris/cris_abi_symbol.c: Likewise.
5599 * config/darwin-64.c: Likewise.
5600 * config/darwin-crt2.c: Likewise.
5601 * config/darwin-crt3.c: Likewise.
5602 * config/darwin.h: Likewise.
5603 * config/dbxelf.h: Likewise.
5604 * config/dfp-bit.c: Likewise.
5605 * config/dfp-bit.h: Likewise.
5606 * config/elfos.h: Likewise.
5607 * config/fixed-bit.c: Likewise.
5608 * config/fixed-bit.h: Likewise.
5609 * config/fp-bit.c: Likewise.
5610 * config/fp-bit.h: Likewise.
5611 * config/fr30/crti.asm: Likewise.
5612 * config/fr30/crtn.asm: Likewise.
5613 * config/fr30/lib1funcs.asm: Likewise.
5614 * config/freebsd-spec.h: Likewise.
5615 * config/frv/cmovd.c: Likewise.
5616 * config/frv/cmovh.c: Likewise.
5617 * config/frv/cmovw.c: Likewise.
5618 * config/frv/frvbegin.c: Likewise.
5619 * config/frv/frvend.c: Likewise.
5620 * config/frv/lib1funcs.asm: Likewise.
5621 * config/glibc-stdint.h: Likewise.
5622 * config/h8300/clzhi2.c: Likewise.
5623 * config/h8300/crti.asm: Likewise.
5624 * config/h8300/crtn.asm: Likewise.
5625 * config/h8300/ctzhi2.c: Likewise.
5626 * config/h8300/fixunssfsi.c: Likewise.
5627 * config/h8300/lib1funcs.asm: Likewise.
5628 * config/h8300/parityhi2.c: Likewise.
5629 * config/h8300/popcounthi2.c: Likewise.
5630 * config/i386/ammintrin.h: Likewise.
5631 * config/i386/att.h: Likewise.
5632 * config/i386/avxintrin.h: Likewise.
5633 * config/i386/biarch64.h: Likewise.
5634 * config/i386/bmmintrin.h: Likewise.
5635 * config/i386/cpuid.h: Likewise.
5636 * config/i386/cross-stdarg.h: Likewise.
5637 * config/i386/crtfastmath.c: Likewise.
5638 * config/i386/crtprec.c: Likewise.
5639 * config/i386/cygming-crtbegin.c: Likewise.
5640 * config/i386/cygming-crtend.c: Likewise.
5641 * config/i386/cygwin.asm: Likewise.
5642 * config/i386/emmintrin.h: Likewise.
5643 * config/i386/gmm_malloc.h: Likewise.
5644 * config/i386/gthr-win32.c: Likewise.
5645 * config/i386/i386.h: Likewise.
5646 * config/i386/immintrin.h: Likewise.
5647 * config/i386/linux-unwind.h: Likewise.
5648 * config/i386/linux64.h: Likewise.
5649 * config/i386/mm3dnow.h: Likewise.
5650 * config/i386/mmintrin-common.h: Likewise.
5651 * config/i386/mmintrin.h: Likewise.
5652 * config/i386/nmmintrin.h: Likewise.
5653 * config/i386/pmm_malloc.h: Likewise.
5654 * config/i386/pmmintrin.h: Likewise.
5655 * config/i386/smmintrin.h: Likewise.
5656 * config/i386/sol2-c1.asm: Likewise.
5657 * config/i386/sol2-ci.asm: Likewise.
5658 * config/i386/sol2-cn.asm: Likewise.
5659 * config/i386/sol2-gc1.asm: Likewise.
5660 * config/i386/tmmintrin.h: Likewise.
5661 * config/i386/unix.h: Likewise.
5662 * config/i386/w32-unwind.h: Likewise.
5663 * config/i386/wmmintrin.h: Likewise.
5664 * config/i386/x86-64.h: Likewise.
5665 * config/i386/x86intrin.h: Likewise.
5666 * config/i386/xmmintrin.h: Likewise.
5667 * config/ia64/crtbegin.asm: Likewise.
5668 * config/ia64/crtend.asm: Likewise.
5669 * config/ia64/crtfastmath.c: Likewise.
5670 * config/ia64/crti.asm: Likewise.
5671 * config/ia64/crtn.asm: Likewise.
5672 * config/ia64/fde-glibc.c: Likewise.
5673 * config/ia64/lib1funcs.asm: Likewise.
5674 * config/ia64/linux-unwind.h: Likewise.
5675 * config/ia64/quadlib.c: Likewise.
5676 * config/ia64/unwind-ia64.c: Likewise.
5677 * config/linux.h: Likewise.
5678 * config/m32c/m32c-lib1.S: Likewise.
5679 * config/m32c/m32c-lib2-trapv.c: Likewise.
5680 * config/m32c/m32c-lib2.c: Likewise.
5681 * config/m32r/initfini.c: Likewise.
5682 * config/m68hc11/larith.asm: Likewise.
5683 * config/m68hc11/m68hc11-crt0.S: Likewise.
5684 * config/m68k/cf.md: Likewise.
5685 * config/m68k/crti.s: Likewise.
5686 * config/m68k/crtn.s: Likewise.
5687 * config/m68k/lb1sf68.asm: Likewise.
5688 * config/m68k/linux-unwind.h: Likewise.
5689 * config/mcore/crti.asm: Likewise.
5690 * config/mcore/crtn.asm: Likewise.
5691 * config/mcore/lib1.asm: Likewise.
5692 * config/mips/linux-unwind.h: Likewise.
5693 * config/mips/loongson.h: Likewise.
5694 * config/mips/mips16.S: Likewise.
5695 * config/mmix/crti.asm: Likewise.
5696 * config/mmix/crtn.asm: Likewise.
5697 * config/pa/fptr.c: Likewise.
5698 * config/pa/hpux-unwind.h: Likewise.
5699 * config/pa/lib2funcs.asm: Likewise.
5700 * config/pa/linux-atomic.c: Likewise.
5701 * config/pa/linux-unwind.h: Likewise.
5702 * config/pa/milli64.S: Likewise.
5703 * config/pa/quadlib.c: Likewise.
5704 * config/pa/stublib.c: Likewise.
5705 * config/picochip/libgccExtras/adddi3.asm: Likewise.
5706 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
5707 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
5708 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
5709 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
5710 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
5711 * config/picochip/libgccExtras/divmod15.asm: Likewise.
5712 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
5713 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
5714 * config/picochip/libgccExtras/longjmp.asm: Likewise.
5715 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
5716 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
5717 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
5718 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
5719 * config/picochip/libgccExtras/setjmp.asm: Likewise.
5720 * config/picochip/libgccExtras/subdi3.asm: Likewise.
5721 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
5722 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
5723 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
5724 * config/rs6000/750cl.h: Likewise.
5725 * config/rs6000/altivec.h: Likewise.
5726 * config/rs6000/biarch64.h: Likewise.
5727 * config/rs6000/crtresfpr.asm: Likewise.
5728 * config/rs6000/crtresgpr.asm: Likewise.
5729 * config/rs6000/crtresxfpr.asm: Likewise.
5730 * config/rs6000/crtresxgpr.asm: Likewise.
5731 * config/rs6000/crtsavfpr.asm: Likewise.
5732 * config/rs6000/crtsavgpr.asm: Likewise.
5733 * config/rs6000/darwin-asm.h: Likewise.
5734 * config/rs6000/darwin-fallback.c: Likewise.
5735 * config/rs6000/darwin-fpsave.asm: Likewise.
5736 * config/rs6000/darwin-ldouble.c: Likewise.
5737 * config/rs6000/darwin-tramp.asm: Likewise.
5738 * config/rs6000/darwin-unwind.h: Likewise.
5739 * config/rs6000/darwin-vecsave.asm: Likewise.
5740 * config/rs6000/darwin-world.asm: Likewise.
5741 * config/rs6000/e500crtres32gpr.asm: Likewise.
5742 * config/rs6000/e500crtres64gpr.asm: Likewise.
5743 * config/rs6000/e500crtres64gprctr.asm: Likewise.
5744 * config/rs6000/e500crtrest32gpr.asm: Likewise.
5745 * config/rs6000/e500crtrest64gpr.asm: Likewise.
5746 * config/rs6000/e500crtresx32gpr.asm: Likewise.
5747 * config/rs6000/e500crtresx64gpr.asm: Likewise.
5748 * config/rs6000/e500crtsav32gpr.asm: Likewise.
5749 * config/rs6000/e500crtsav64gpr.asm: Likewise.
5750 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
5751 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
5752 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
5753 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
5754 * config/rs6000/eabi-ci.asm: Likewise.
5755 * config/rs6000/eabi-cn.asm: Likewise.
5756 * config/rs6000/eabi.asm: Likewise.
5757 * config/rs6000/linux-unwind.h: Likewise.
5758 * config/rs6000/linux64.h: Likewise.
5759 * config/rs6000/paired.h: Likewise.
5760 * config/rs6000/paired.md: Likewise.
5761 * config/rs6000/ppc64-fp.c: Likewise.
5762 * config/rs6000/ppu_intrinsics.h: Likewise.
5763 * config/rs6000/rs6000.h: Likewise.
5764 * config/rs6000/si2vmx.h: Likewise.
5765 * config/rs6000/sol-ci.asm: Likewise.
5766 * config/rs6000/sol-cn.asm: Likewise.
5767 * config/rs6000/spe.h: Likewise.
5768 * config/rs6000/spu2vmx.h: Likewise.
5769 * config/rs6000/sysv4.h: Likewise.
5770 * config/rs6000/tramp.asm: Likewise.
5771 * config/rs6000/vec_types.h: Likewise.
5772 * config/s390/linux-unwind.h: Likewise.
5773 * config/s390/tpf-unwind.h: Likewise.
5774 * config/score/crti.asm: Likewise.
5775 * config/score/crtn.asm: Likewise.
5776 * config/sh/crt1.asm: Likewise.
5777 * config/sh/crti.asm: Likewise.
5778 * config/sh/crtn.asm: Likewise.
5779 * config/sh/divtab-sh4-300.c: Likewise.
5780 * config/sh/divtab-sh4.c: Likewise.
5781 * config/sh/divtab.c: Likewise.
5782 * config/sh/lib1funcs-4-300.asm: Likewise.
5783 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
5784 * config/sh/lib1funcs.asm: Likewise.
5785 * config/sh/lib1funcs.h: Likewise.
5786 * config/sh/linux-atomic.asm: Likewise.
5787 * config/sh/linux-unwind.h: Likewise.
5788 * config/sh/shmedia.h: Likewise.
5789 * config/sh/sshmedia.h: Likewise.
5790 * config/sh/ushmedia.h: Likewise.
5791 * config/sparc/crtfastmath.c: Likewise.
5792 * config/sparc/linux-unwind.h: Likewise.
5793 * config/sparc/sol2-c1.asm: Likewise.
5794 * config/sparc/sol2-ci.asm: Likewise.
5795 * config/sparc/sol2-cn.asm: Likewise.
5796 * config/spu/divmodti4.c: Likewise.
5797 * config/spu/divv2df3.c: Likewise.
5798 * config/spu/float_disf.c: Likewise.
5799 * config/spu/float_unsdidf.c: Likewise.
5800 * config/spu/float_unsdisf.c: Likewise.
5801 * config/spu/float_unssidf.c: Likewise.
5802 * config/spu/mfc_multi_tag_release.c: Likewise.
5803 * config/spu/mfc_multi_tag_reserve.c: Likewise.
5804 * config/spu/mfc_tag_release.c: Likewise.
5805 * config/spu/mfc_tag_reserve.c: Likewise.
5806 * config/spu/mfc_tag_table.c: Likewise.
5807 * config/spu/multi3.c: Likewise.
5808 * config/spu/spu_internals.h: Likewise.
5809 * config/spu/spu_intrinsics.h: Likewise.
5810 * config/spu/spu_mfcio.h: Likewise.
5811 * config/spu/vec_types.h: Likewise.
5812 * config/spu/vmx2spu.h: Likewise.
5813 * config/stormy16/stormy16-lib2.c: Likewise.
5814 * config/svr4.h: Likewise.
5815 * config/sync.c: Likewise.
5816 * config/v850/lib1funcs.asm: Likewise.
5817 * config/vxlib-tls.c: Likewise.
5818 * config/vxlib.c: Likewise.
5819 * config/vxworks-dummy.h: Likewise.
5820 * config/xtensa/crti.asm: Likewise.
5821 * config/xtensa/crtn.asm: Likewise.
5822 * config/xtensa/ieee754-df.S: Likewise.
5823 * config/xtensa/ieee754-sf.S: Likewise.
5824 * config/xtensa/lib1funcs.asm: Likewise.
5825 * config/xtensa/lib2funcs.S: Likewise.
5826 * config/xtensa/linux-unwind.h: Likewise.
5827 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
5828 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
5829 * coretypes.h: Likewise.
5830 * crtstuff.c: Likewise.
5831 * defaults.h: Likewise.
5832 * dwarf2.h: Likewise.
5833 * emutls.c: Likewise.
5834 * gbl-ctors.h: Likewise.
5835 * gcov-io.h: Likewise.
5836 * ginclude/float.h: Likewise.
5837 * ginclude/iso646.h: Likewise.
5838 * ginclude/stdarg.h: Likewise.
5839 * ginclude/stdbool.h: Likewise.
5840 * ginclude/stddef.h: Likewise.
5841 * ginclude/stdfix.h: Likewise.
5842 * ginclude/stdint-gcc.h: Likewise.
5843 * ginclude/tgmath.h: Likewise.
5844 * gthr-aix.h: Likewise.
5845 * gthr-dce.h: Likewise.
5846 * gthr-gnat.c: Likewise.
5847 * gthr-gnat.h: Likewise.
5848 * gthr-lynx.h: Likewise.
5849 * gthr-mipssde.h: Likewise.
5850 * gthr-nks.h: Likewise.
5851 * gthr-posix.c: Likewise.
5852 * gthr-posix.h: Likewise.
5853 * gthr-posix95.h: Likewise.
5854 * gthr-rtems.h: Likewise.
5855 * gthr-single.h: Likewise.
5856 * gthr-solaris.h: Likewise.
5857 * gthr-tpf.h: Likewise.
5858 * gthr-vxworks.h: Likewise.
5859 * gthr-win32.h: Likewise.
5861 * libgcc2.c: Likewise.
5862 * libgcc2.h: Likewise.
5863 * libgcov.c: Likewise.
5864 * tsystem.h: Likewise.
5865 * typeclass.h: Likewise.
5866 * unwind-c.c: Likewise.
5867 * unwind-compat.h: Likewise.
5868 * unwind-dw2-fde-compat.c: Likewise.
5869 * unwind-dw2-fde-darwin.c: Likewise.
5870 * unwind-dw2-fde-glibc.c: Likewise.
5871 * unwind-dw2-fde.c: Likewise.
5872 * unwind-dw2-fde.h: Likewise.
5873 * unwind-dw2.c: Likewise.
5874 * unwind-dw2.h: Likewise.
5875 * unwind-generic.h: Likewise.
5876 * unwind-pe.h: Likewise.
5877 * unwind-sjlj.c: Likewise.
5878 * unwind.inc: Likewise.
5879 * config/arm/neon-gen.ml: Change generated copyright header to
5880 refer to version 3 of the GNU General Public License with
5881 version 3.1 of the GCC Runtime Library Exception and to point
5882 readers at the COPYING3 and COPYING3.RUNTIME files and the
5883 FSF's license web page.
5884 * config/arm/arm_neon.h: Regenerate.
5886 2009-04-09 Jakub Jelinek <jakub@redhat.com>
5888 * config/cris/cris.md: Change copyright header to refer to version
5889 3 of the GNU General Public License.
5890 * doc/install.texi2html: Change copyright header to refer to version
5891 3 of the GNU General Public License and to point readers at the
5892 COPYING3 file and the FSF's license web page.
5893 * config/vax/linux.h: Likewise.
5895 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
5897 * config/i386/i386.md (cmpcc): New.
5898 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
5899 (sync_compare_and_swap_cc*): Delete.
5901 * config/s390/s390.c (s390_compare_emitted): Remove.
5902 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
5903 s390_compare_emitted used to be handled. Assert that modes match.
5904 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
5905 refer to sync_compare_and_swap_ccsi.
5906 * config/s390/s390.h (s390_compare_emitted): Remove.
5907 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
5908 instead of s390_compare_emitted.
5909 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
5910 instead of s390_compare_emitted.
5911 * config/s390/s390.md (cmpcc): New.
5912 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
5913 CC_REGNUM, do not pretend it's set.
5914 (sync_compare_and_swap_cc*): Delete.
5915 * config/s390/predicates.md (cc_reg_operand): New.
5917 * expr.c (sync_compare_and_swap_cc): Delete.
5918 * optabs.h (sync_compare_and_swap_cc): Delete.
5919 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
5920 is being used with can_compare_p.
5921 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
5923 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
5924 look for a MODE_CC set instead. Use emit_store_flag.
5925 (expand_compare_and_swap_loop): Likewise, with some additional
5926 complication to avoid a force_reg when useless. Use
5927 emit_cmp_and_jump_insns.
5928 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
5929 * doc/md.texi (sync_compare_and_swap_cc): Merge with
5930 sync_compare_and_swap documentation.
5932 2009-04-09 Jan Hubicka <jh@suse.cz>
5934 * except.c (find_prev_try): Break out from ....
5935 (duplicate_eh_regions): ... here; properly update prev_try pointers
5936 when duplication part of tree.
5937 (dump_eh_tree): Improve dumping.
5938 (verify_eh_region): New.
5939 (verify_eh_tree): Use it.
5941 2009-04-06 Richard Guenther <rguenther@suse.de>
5943 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
5944 &ARRAY addresses by adjusting their types and prepending
5946 * tree-cfg.c (verify_gimple_assign_single): Verify that
5947 addresses are correct.
5949 2009-04-09 Richard Guenther <rguenther@suse.de>
5951 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
5952 indices into an array reference if possible.
5953 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
5954 Fold POINTER_PLUS_EXPR statements with invariant address.
5956 2009-04-09 Alan Modra <amodra@bigpond.net.au>
5959 * config.gcc (powerpc64-*-linux*): Always build biarch.
5961 2009-04-09 Joseph Myers <joseph@codesourcery.com>
5964 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
5965 it and pedwarn if this results in an INTEGER_CST.
5967 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5969 * doc/install.texi: Update minimum GMP version. Remove obsolete
5970 text in MPFR section.
5972 2009-04-08 Jakub Jelinek <jakub@redhat.com>
5974 * dwarf2out.c (class_scope_p): New static inline.
5975 (class_or_namespace_scope_p): Use it.
5976 (gen_variable_die): Use DW_TAG_member tag for static data member
5977 declarations instead of DW_TAG_variable.
5980 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
5983 2009-04-08 Richard Guenther <rguenther@suse.de>
5985 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
5986 valueize random data.
5988 2009-04-08 David Edelsohn <edelsohn@gnu.org>
5990 * config.gcc (aix tm_file): Add aix-stdint.h.
5991 (aix tm clause use_gcc_stdint): Set to wrap.
5992 * config/rs6000/aix-stdint.h: New file.
5994 2009-04-08 Richard Guenther <rguenther@suse.de>
5997 * tree-dfa.c (add_referenced_var): Do not recurse into
5998 global initializers.
5999 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
6001 (fold_const_aggregate_ref): Likewise.
6003 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
6005 * recog.c (ordered_comparison_operator): New.
6006 * gensupport.c (std_preds): Add it.
6007 * doc/md.texi (Machine-Independent Predicates): Document it.
6009 2009-04-08 Jan Hubicka <jh@suse.cz>
6011 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
6012 * function.h (rtl_eh): Remove exception_handler_label_map.
6013 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
6014 remove_exception_handler_label, for_each_eh_label_1): Remove.
6015 (rtl_remove_unreachable_regions): Remove.
6016 (convert_from_eh_region_ranges): Do not remove unreachable regions.
6017 (find_exception_handler_labels): Don't build the hashtable.
6018 (maybe_remove_eh_handler): Remove.
6019 (for_each_eh_label): Rewrite to walk the tree.
6020 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
6021 * except.h (maybe_remove_eh_handler): Remove.
6022 * passes.c (init_optimization_passes): Schedule second EH cleanup
6024 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
6025 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
6027 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
6029 * genoutput.c (validate_optab_operands): New.
6030 (gen_insn, gen_expand): Call it.
6032 * genflags.c (gen_insn): Detect misused iterators.
6033 (main): Pass line_no to gen_insn, exit with status 1 on error.
6035 * genextract.c (line_no): Make global.
6036 (VEC_safe_set_locstr): Change assertion to error message.
6037 (main): Exit with status 1 on error.
6039 2009-04-08 Joseph Myers <joseph@codesourcery.com>
6043 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
6044 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
6045 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
6046 * c-convert.c (convert): Do not call fold on results of conversion
6047 functions when the result is a C_MAYBE_CONST_EXPR.
6048 * c-parser.c (c_parser_postfix_expression): Do not fold condition
6049 of __builtin_choose_expr.
6050 * c-typeck.c (remove_c_maybe_const_expr): New.
6051 (build_unary_op, build_conditional_expr, build_compound_expr,
6052 build_binary_op, c_objc_common_truthvalue_conversion): Call
6053 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
6056 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
6058 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
6059 CODE to produce a new one. Add a prototype to use fold_convert_const
6061 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
6064 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
6065 mix declarations and code.
6067 2009-04-08 Ben Elliston <bje@au.ibm.com>
6069 * gcc.c: Replace `CC' with `GCC' throughout.
6071 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
6073 * doc/invoke.texi: Document Atom support.
6075 2009-04-07 Jason Merrill <jason@redhat.com>
6078 * c-common.h, c-common.c: Add flag_pretty_templates.
6079 * c-opts.c (c_common_handle_option): Set it.
6080 * c.opt: Add -fno-pretty-templates.
6081 * doc/invoke.texi (C++ Dialect Options): Likewise.
6083 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
6085 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
6086 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
6087 (ia64_expand_builtin): Likewise.
6089 2009-04-07 Martin Jambor <mjambor@suse.cz>
6091 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
6092 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
6093 ADDR_EXPRS are include too.
6095 2009-04-07 Richard Guenther <rguenther@suse.de>
6097 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
6098 decls are only used if passes as parameters or if they are
6099 local statics and the call is not to a builtin.
6100 (call_may_clobber_ref_p_1): Likewise.
6102 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
6104 * expr.c (do_store_flag): Remove last argument. Simplify code
6105 to avoid duplication of tests already done by can_compare_p.
6106 (expand_expr_real_1): Adjust caller.
6108 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
6110 * optabs.c (can_compare_p): Test the predicate of a
6111 cbranch and cstore pattern.
6113 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
6115 * expr.c (convert_move): Use emit_store_flag instead of
6118 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
6120 * config/i386/i386.c (ix86_compare_emitted): Remove.
6121 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
6122 ix86_compare_op0 like ix86_compare_emitted used to be handled.
6123 * config/i386/i386.h (ix86_compare_emitted): Remove.
6124 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
6125 instead of ix86_compare_emitted.
6126 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
6128 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
6130 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
6131 Add t-sysroot-suffix to tmake_file.
6132 * config/print-sysroot-suffix.sh: New file.
6133 * config/t-sysroot-suffix: New file.
6135 2009-04-07 Ben Elliston <bje@au.ibm.com>
6137 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
6138 as the latter produces a warning when the target does not support
6141 2009-04-07 Ben Elliston <bje@au.ibm.com>
6143 * dfp.c: Replace type punning assignments with memcpy throughout.
6144 * Makefile.in (dfp.o-warn): Remove.
6146 2009-04-07 Alan Modra <amodra@bigpond.net.au>
6149 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
6150 Include soft-fp/t-softfp after rs6000/t-linux64.
6152 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
6154 * stor-layout.c (set_sizetype): Use the full precision of their
6155 machine mode for bitsize types.
6157 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
6159 * config/i386/i386.md: Revert 2 accidental checkins.
6161 2009-04-06 Joey Ye <joey.ye@intel.com>
6162 Xuepeng Guo <xuepeng.guo@intel.com>
6163 H.J. Lu <hongjiu.lu@intel.com>
6165 Atom pipeline model, tuning and insn selection.
6166 * config.gcc (atom): Add atom config options and target.
6168 * config/i386/atom.md: New.
6170 * config/i386/i386.c (atom_cost): New cost.
6171 (m_ATOM): New macro flag.
6172 (initial_ix86_tune_features): Set m_ATOM.
6173 (x86_accumulate_outgoing_args): Likewise.
6174 (x86_arch_always_fancy_math_387): Likewise.
6175 (processor_target): Add Atom cost.
6176 (cpu_names): Add Atom cpu name.
6177 (override_options): Set Atom ISA.
6178 (ix86_issue_rate): New case PROCESSOR_ATOM.
6179 (ix86_adjust_cost): Likewise.
6181 * config/i386/i386.h (TARGET_ATOM): New target macro.
6182 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
6183 (TARGET_OPT_AGU): New target option.
6184 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
6185 (processor_type): Add PROCESSOR_ATOM.
6187 * config/i386/i386.md (cpu): Add new value "atom".
6188 (use_carry, movu): New attr.
6189 (atom.md): Include atom.md.
6190 (adddi3_carry_rex64): Set attr "use_carry".
6191 (addqi3_carry): Likewise.
6192 (addhi3_carry): Likewise.
6193 (addsi3_carry): Likewise.
6194 (*addsi3_carry_zext): Likewise.
6195 (subdi3_carry_rex64): Likewise.
6196 (subqi3_carry): Likewise.
6197 (subhi3_carry): Likewise.
6198 (subsi3_carry): Likewise.
6199 (x86_movdicc_0_m1_rex64): Likewise.
6200 (*x86_movdicc_0_m1_se): Likewise.
6201 (x86_movsicc_0_m1): Likewise.
6202 (*x86_movsicc_0_m1_se): Likewise.
6203 (*adddi_1_rex64): Emit add insn as much as possible.
6204 (*addsi_1): Likewise.
6205 (return_internal): Set atom_unit.
6206 (return_internal_long): Likewise.
6207 (return_pop_internal): Likewise.
6208 (*rcpsf2_sse): Set atom_sse_attr attr.
6209 (*qrt<mode>2_sse): Likewise.
6210 (*prefetch_sse): Likewise.
6212 * config/i386/i386-c.c (ix86_target_macros_internal): New case
6214 (ix86_target_macros_internal): Likewise.
6216 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
6217 (*prefetch_sse_rex): Likewise.
6218 (sse_rcpv4sf2): Likewise.
6219 (sse_vmrcpv4sf2): Likewise.
6220 (sse_sqrtv4sf2): Likewise.
6221 (<sse>_vmsqrt<mode>2): Likewise.
6222 (sse_ldmxcsr): Likewise.
6223 (sse_stmxcsr): Likewise.
6224 (*sse_sfence): Likewise.
6225 (sse2_clflush): Likewise.
6226 (*sse2_mfence): Likewise.
6227 (*sse2_lfence): Likewise.
6228 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
6229 (<sse>_movup<ssemodesuffixf2c>): Likewise.
6230 (avx_movdqu<avxmodesuffix>): Likewise.
6231 (avx_lddqu<avxmodesuffix>): Likewise.
6232 (sse2_movntv2di): Change attr "type" to "ssemov".
6233 (sse2_movntsi): Likewise.
6234 (rsqrtv8sf2): Change attr "type" to "sseadd".
6235 (sse3_addsubv2df3): Set attr "atom_unit".
6236 (sse3_h<plusminus_insn>v4sf3): Likewise.
6237 (*sse2_pmaddwd): Likewise.
6238 (*vec_extractv2di_1_rex64): Likewise.
6239 (*vec_extractv2di_1_avx): Likewise.
6240 (sse2_psadbw): Likewise.
6241 (ssse3_phaddwv8hi3): Likewise.
6242 (ssse3_phaddwv4hi3): Likewise.
6243 (ssse3_phadddv4si3): Likewise.
6244 (ssse3_phadddv2si3): Likewise.
6245 (ssse3_phaddswv8hi3): Likewise.
6246 (ssse3_phaddswv4hi3): Likewise.
6247 (ssse3_phsubwv8hi3): Likewise.
6248 (ssse3_phsubwv4hi3): Likewise.
6249 (ssse3_phsubdv4si3): Likewise.
6250 (ssse3_phsubdv2si3): Likewise.
6251 (ssse3_phsubswv8hi3): Likewise.
6252 (ssse3_phsubswv4hi3): Likewise.
6253 (ssse3_pmaddubsw128): Likewise.
6254 (sse3_pmaddubsw: Likewise.
6255 (ssse3_palignrti): Likewise.
6256 (ssse3_palignrdi): Likewise.
6258 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
6260 * doc/install.texi (Specific): Fix two cross-references to MinGW.
6262 2009-04-06 Richard Guenther <rguenther@suse.de>
6264 PR tree-optimization/28868
6265 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
6266 of which PHI results we inserted.
6267 (insert_into_preds_of_block): Record inserted PHIs.
6268 (eliminate): Eliminate redundant PHI nodes.
6269 (init_pre): Init inserted_phi_names.
6271 2009-04-06 Richard Guenther <rguenther@suse.de>
6273 PR tree-optimization/39643
6274 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
6275 IMAGPART_EXPRs of complex constants.
6276 (execute_fold_all_builtins): If we folded a call queue
6277 TODO_update_address_taken.
6279 2009-04-06 Jan Hubicka <jh@suse.cz>
6282 * except.c (remove_unreachable_regions): Propagate may_contain_throw
6285 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
6287 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
6289 (ic_invalidate_array): Likewise.
6291 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
6293 * calls.c (emit_library_call_value_1): Fix a problem with parameter
6294 alignment for library calls.
6296 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
6298 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
6299 (mingw32 tm clause use_gcc_stdint): Set to wrap.
6300 * config/i386/mingw-stdint.h: New file.
6302 2009-04-05 Richard Guenther <rguenther@suse.de>
6304 PR tree-optimization/39648
6305 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
6306 our &A vs. &A[0] IL deficiencies.
6308 2009-04-04 Jan Hubicka <jh@suse.cz>
6310 * except.c (sjlj_find_directly_reachable_regions): Be ready for
6311 removed toplevel regions.
6312 (sjlj_mark_call_sites): Likewise.
6314 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
6316 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
6317 (cygwin tm clause use_gcc_stdint): Set to wrap.
6318 * config/i386/cygwin-stdint.h: New file.
6320 2009-04-04 Richard Guenther <rguenther@suse.de>
6322 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
6323 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
6324 single-argument PHIs if we are in loop-closed SSA form.
6325 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
6326 for the pre-condition.
6327 (slpeel_tree_peel_loop_to_edge): Likewise.
6328 (vect_build_loop_niters): Take an optional sequence to append stmts.
6329 (vect_generate_tmps_on_preheader): Likewise.
6330 (vect_do_peeling_for_loop_bound): Take extra guards for the
6332 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
6333 the cost model check.
6334 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
6335 guards if we are going to peel. Do not apply versioning in that case.
6336 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
6337 (vect_do_peeling_for_loop_bound): Likewise.
6338 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
6339 loop bound only record extra pre-conditions, do not apply loop
6342 2009-04-04 Richard Guenther <rguenther@suse.de>
6344 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
6347 2009-04-04 Jan Hubicka <jh@suse.cz>
6349 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
6350 last_basic_block for size of bb->index indexed array.
6351 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
6352 compute_out, link_btr_uses, build_btr_def_use_webs,
6353 build_btr_def_use_webs, migrate_btr_defs): Likewise.
6355 2009-04-04 Jan Hubicka <jh@suse.cz>
6357 * except.c (remove_eh_handler_and_replace): Break out from ...
6358 (remove_eh_handler): ... here.
6359 (bring_to_root): New function.
6360 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
6361 handled ones, bring others to root of tree.
6363 2009-04-04 Jan Hubicka <jh@suse.cz>
6365 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
6366 (all_phis_safe_to_merge): New function.
6367 (update_info): New structure.
6368 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
6369 (cleanup_empty_eh): Update SSA if possible.
6371 2009-04-04 Richard Guenther <rguenther@suse.de>
6373 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
6374 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
6375 (append_vuse): Likewise.
6377 2009-04-04 Jakub Jelinek <jakub@redhat.com>
6379 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
6380 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
6381 instead of REG_UNSAVED for DW_CFA_undefined.
6382 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
6383 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
6386 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
6389 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
6390 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
6391 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
6393 2009-04-04 Richard Guenther <rguenther@suse.de>
6395 PR tree-optimization/8781
6396 PR tree-optimization/37892
6397 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
6398 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
6399 (valueize_refs): Call it for *& valueizations.
6400 (shared_reference_ops_from_ref): Rename to ...
6401 (valueize_shared_reference_ops_from_ref): ... this and valueize.
6402 (shared_reference_ops_from_call): Rename to ...
6403 (valueize_shared_reference_ops_from_call): ... this and valueize.
6404 (vn_reference_lookup): Update.
6405 (visit_reference_op_call): Likewise.
6406 * tree-ssa-pre.c (phi_translate_1): Fold *&.
6407 (eliminate): Value-replace the call address in call statements.
6409 2009-04-04 Richard Guenther <rguenther@suse.de>
6411 PR tree-optimization/39636
6412 * tree-ssa-forwprop.c
6413 (forward_propagate_addr_into_variable_array_index): Check for
6414 GIMPLE_ASSIGN before accessing the rhs code.
6416 2009-04-03 Jason Merrill <jason@redhat.com>
6418 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
6420 2009-04-03 Steve Ellcey <sje@cup.hp.com>
6422 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
6423 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
6424 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
6425 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
6426 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
6427 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
6428 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
6429 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
6430 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
6431 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
6432 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
6433 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
6434 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
6435 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
6436 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
6437 Use fr_reg_or_fp01_operand instead of fr_register_operand
6439 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
6440 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
6441 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
6443 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
6445 PR rtl-optimization/39607
6446 PR rtl-optimization/39631
6450 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
6451 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
6452 instead of DF_LR_OUT.
6453 * ira-lives.c (process_bb_node_lives): Ditto.
6454 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
6455 instead of DF_LR_{OUT,IN}.
6456 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
6457 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
6459 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
6461 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
6462 (execute_lower_omp): Always run but take the short way out if -fopenmp
6464 (gate_lower_omp): Remove, forcing the pass manager to always run the
6465 pass and always set PROP_gimple_lomp.
6466 (pass_lower_omp): Remove gate function.
6467 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
6468 PROP_trees. Instead, require it.
6469 * ipa-cp.c (pass_ipa_cp): Likewise.
6470 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
6471 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
6472 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
6473 and PROP_gimple_leh.
6475 2009-04-03 Richard Guenther <rguenther@suse.de>
6478 PR tree-optimization/23940
6479 PR tree-optimization/33237
6482 PR tree-optimization/36201
6483 PR tree-optimization/36230
6484 PR tree-optimization/38049
6485 PR tree-optimization/38207
6486 PR tree-optimization/38230
6487 PR tree-optimization/38301
6488 PR tree-optimization/38585
6490 PR tree-optimization/38985
6491 PR tree-optimization/39299
6492 * tree-ssa-structalias.h: Remove.
6493 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
6494 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
6495 (struct vuse_element_d): Remove.
6496 (struct vuse_vec_d): Likewise.
6497 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
6498 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
6499 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
6500 VUSE_ELEMENT_VAR): Likewise.
6501 (struct voptype_d): Likewise.
6502 (NUM_VOP_FREE_BUCKETS): Likewise.
6503 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
6504 (struct stmt_operands_d): Remove.
6505 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
6506 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
6507 VDEF_NUM, VDEF_VECT): Likewise.
6508 (copy_virtual_operands): Remove.
6509 (operand_build_cmp): Likewise.
6510 (create_ssa_artificial_load_stmt): Likewise.
6511 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
6512 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
6513 vuse_index and mayuse_index members. Pack and move done and iter_type
6514 members to the front.
6515 (SSA_OP_VMAYUSE): Remove.
6516 (SSA_OP_VIRTUAL_USES): Adjust.
6517 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
6518 (unlink_stmt_vdef): Declare.
6519 (add_to_addressable_set): Remove.
6520 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
6521 (vrp_visit_stmt): Likewise.
6522 * doc/tree-ssa.texi (Alias analysis): Update.
6523 * doc/invoke.texi (max-aliased-vops): Remove docs.
6524 (avg-aliased-vops): Likewise.
6525 * tree-into-ssa.c (syms_to_rename): Remove.
6526 (need_to_update_vops_p): Likewise.
6527 (need_to_initialize_update_ssa_p): Rename to ...
6528 (update_ssa_initialized_fn): ... this. Track function we are
6530 (symbol_marked_for_renaming): Simplify.
6531 (add_new_name_mapping): Do not set need_to_update_vops_p.
6532 (dump_currdefs): Use SYMS_TO_RENAME.
6533 (rewrite_update_stmt): Always walk all uses/defs.
6534 (dump_update_ssa): Adjust.
6535 (init_update_ssa): Take function argument. Track what we are
6537 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
6538 (create_new_def_for): Initialize for cfun, assert we are initialized
6540 (mark_sym_for_renaming): Simplify.
6541 (mark_set_for_renaming): Do not initialize update-ssa.
6542 (need_ssa_update_p): Simplify. Take function argument.
6543 (name_mappings_registered_p): Assert we ask for the correct function.
6544 (name_registered_for_update_p): Likewise.
6545 (ssa_names_to_replace): Likewise.
6546 (release_ssa_name_after_update_ssa): Likewise.
6547 (update_ssa): Likewise. Use SYMS_TO_RENAME.
6548 (dump_decl_set): Do not print a newline.
6549 (debug_decl_set): Do it here.
6550 (dump_update_ssa): And here.
6551 * tree-ssa-loop-im.c (move_computations): Adjust.
6552 (movement_possibility): Likewise.
6553 (determine_max_movement): Likewise.
6554 (gather_mem_refs_stmt): Likewise.
6555 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
6557 * tree-complex.c (update_all_vops): Remove.
6558 (expand_complex_move): Adjust.
6559 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
6560 Simplify test for memory referencing statement. Exclude
6561 non-invariant ADDR_EXPRs.
6562 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
6563 * tree-loop-distribution.c (generate_memset_zero): Adjust.
6564 (rdg_flag_uses): Likewise.
6565 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
6567 (tree_optimize_tail_calls_1): Also split the
6568 edge from the entry block if we have degenerate PHI nodes in
6569 the first basic block.
6570 * tree.c (init_ttree): Remove memory-tag related code.
6571 (tree_code_size): Likewise.
6572 (tree_node_structure): Likewise.
6573 (build7_stat): Re-write to be build6_stat.
6574 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
6575 (SSA_VAR_P): Adjust.
6576 (struct tree_memory_tag): Remove.
6577 (struct tree_memory_partition_tag): Likewise.
6578 (union tree_node): Adjust.
6579 (build7): Re-write to be build6.
6580 * tree-pass.h (pass_reset_cc_flags): Remove.
6581 (TODO_update_address_taken): New flag.
6582 (pass_simple_dse): Remove.
6583 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
6584 * params.h (MAX_ALIASED_VOPS): Remove.
6585 (AVG_ALIASED_VOPS): Likewise.
6586 * omp-low.c (expand_omp_taskreg): Update SSA form.
6587 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
6588 aliases the lhs in a copy stmt.
6589 * tree-ssa-dse.c (struct address_walk_data): Remove.
6590 (memory_ssa_name_same): Likewise.
6591 (memory_address_same): Likewise.
6592 (get_kill_of_stmt_lhs): Likewise.
6593 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
6594 unused stores. Look through PHI nodes into post-dominated regions.
6595 (dse_optimize_stmt): Simplify. Properly remove stores.
6596 (tree_ssa_dse): Compute dominators.
6597 (execute_simple_dse): Remove.
6598 (pass_simple_dse): Likewise.
6599 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
6600 gimple_loaded_syms and gimple_stored_syms computation.
6601 * toplev.c (dump_memory_report): Dump alias and pta stats.
6602 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
6603 (vn_reference_eq): Likewise.
6604 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
6605 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
6606 valueize_vuses): Remove.
6607 (get_def_ref_stmt_vuses): Simplify. Rename to ...
6608 (get_def_ref_stmt_vuse): ... this.
6609 (vn_reference_lookup_2): New function.
6610 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
6611 walking equivalent vuses. Simplify.
6612 (vn_reference_lookup): Likewise.
6613 (vn_reference_insert): Likewise.
6614 (vn_reference_insert_pieces): Likewise.
6615 (visit_reference_op_call): Simplify.
6616 (visit_reference_op_load): Likewise.
6617 (visit_reference_op_store): Likewise.
6618 (init_scc_vn): Remove shared_lookup_vuses initialization.
6619 (free_scc_vn): Remove shared_lookup_vuses freeing.
6620 (sort_vuses, sort_vuses_heap): Remove.
6621 (get_ref_from_reference_ops): Export.
6622 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
6623 vector with single vuse pointer.
6624 (vn_reference_lookup_pieces, vn_reference_lookup,
6625 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
6626 (shared_vuses_from_stmt): Remove.
6627 (get_ref_from_reference_ops): Declare.
6628 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
6629 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
6630 memory-tag related code.
6631 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
6632 (likely_value): Add comment, skip static-chain of call statements.
6633 (surely_varying_stmt_p): Adjust.
6634 (gimplify_and_update_call_from_tree): Likewise.
6635 (execute_fold_all_builtins): Do not rebuild alias info.
6636 (gimplify_and_update_call_from_tree): Properly update VOPs.
6637 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
6638 (copy_ref_info): Remove memory-tag related code.
6639 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
6640 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
6641 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
6643 * tree-ssa-dom.c (gimple_p): Remove typedef.
6644 (eliminate_redundant_computations): Adjust.
6645 (record_equivalences_from_stmt): Likewise.
6646 (avail_expr_hash): Likewise.
6647 (avail_expr_eq): Likewise.
6648 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
6649 (stmt_makes_single_load): Likewise.
6650 (stmt_makes_single_store): Likewise.
6651 * tree-ssa-alias.c: Rewrite completely.
6652 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
6653 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
6654 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
6655 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
6656 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
6657 Remove public functions.
6658 (pass_reset_cc_flags): Remove.
6659 (pass_build_alias): Move ...
6660 * tree-ssa-structalias.c (pass_build_alias): ... here.
6661 * tree-ssa-alias.c (may_be_aliased): Move ...
6662 * tree-flow-inline.h (may_be_aliased): ... here.
6663 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
6664 count_uses_and_derefs): Move ...
6665 * gimple.c: ... here.
6666 * gimple.h (count_uses_and_derefs): Declare.
6667 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
6668 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
6669 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
6670 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
6671 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
6672 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
6673 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
6675 * tree-dfa.c (refs_may_alias_p): Move ...
6676 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
6677 * tree-ssa-alias.h: New file.
6678 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
6679 (statement_sink_location): Likewise.
6680 * opts.c (decode_options): Do not adjust max-aliased-vops or
6681 avg-aliased-vops values.
6682 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
6683 (TV_CALL_CLOBBER): Likewise.
6684 (TV_FLOW_SENSITIVE): Likewise.
6685 (TV_FLOW_INSENSITIVE): Likewise.
6686 (TV_MEMORY_PARTITIONING): Likewise.
6687 (TV_ALIAS_STMT_WALK): New timevar.
6688 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
6689 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
6690 (get_address_description): Remove memory-tag related code.
6691 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
6692 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
6693 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
6694 and immediate uses in statements. Document.
6695 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
6696 (dump_symbols): Remove.
6697 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
6698 * alias.c (get_deref_alias_set): New function split out from ...
6699 (get_alias_set): ... here.
6700 * alias.h (get_deref_alias_set): Declare.
6701 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
6702 type parameter. Remove restrict pointer handling. Create a
6703 ref-all pointer in case type-based alias sets do not conflict.
6704 (vect_analyze_data_refs): Remove SMT related code.
6705 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
6706 (vectorizable_load): Likewise.
6707 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
6708 (DR_SYMBOL_TAG, DR_VOPS): Remove.
6709 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
6710 Ignore vops and SMTs.
6711 (dr_analyze_alias): Likewise..
6712 (free_data_ref): Likewise.
6713 (create_data_ref): Likewise.
6714 (analyze_all_data_dependences): Likewise.
6715 (get_references_in_stmt): Adjust.
6716 * tree-flow-inline.h (gimple_aliases_computed_p,
6717 gimple_addressable_vars, gimple_call_clobbered_vars,
6718 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
6719 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
6720 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
6721 gimple_mem_ref_stats): Remove.
6722 (gimple_vop): New function.
6723 (op_iter_next_use): Remove vuses and mayuses cases.
6724 (op_iter_next_def): Remove vdefs case.
6725 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
6726 (clear_and_done_ssa_iter): Do not set removed fields.
6727 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
6728 Assert we are not iterating over vuses or vdefs if not also
6729 iterating over uses or defs.
6730 (op_iter_init_use): Likewise.
6731 (op_iter_init_def): Likewise.
6732 (op_iter_next_vdef): Remove.
6733 (op_iter_next_mustdef): Likewise.
6734 (op_iter_init_vdef): Likewise.
6735 (compare_ssa_operands_equal): Likewise.
6736 (link_use_stmts_after): Handle vuse operand.
6737 (is_call_used): Use is_call_clobbered.
6738 (is_call_clobbered): Global variables are always call clobbered,
6739 query the call-clobbers bitmap.
6740 (mark_call_clobbered): Ignore global variables.
6741 (clear_call_clobbered): Likewise.
6742 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
6743 virtual operands sanity check.
6744 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
6746 (TARGET_MEM_REF): Remove TMR_TAG operand.
6747 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
6748 Remove call-clobber related code.
6749 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
6750 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
6751 partitions or escape reason.
6752 (get_single_def_stmt, get_single_def_stmt_from_phi,
6753 get_single_def_stmt_with_phi): Remove.
6754 (dump_referenced_vars): Tidy.
6755 (get_ref_base_and_extent): Allow bare decls.
6756 (collect_dfa_stats): Adjust.
6757 * graphite.c (rename_variables_in_stmt): Adjust.
6758 (graphite_copy_stmts_from_block): Likewise.
6759 (translate_clast): Likewise.
6760 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
6762 (translate_vuse_through_block): Use the oracle.
6763 (phi_translate_1): Adjust.
6764 (value_dies_in_block_x): Use the oracle. Cache the outcome
6766 (valid_in_sets): Check if the VUSE for
6767 a REFERENCE is available.
6768 (eliminate): Do not remove stmts during elimination,
6769 instead queue and remove them afterwards.
6770 (do_pre): Do not rebuild alias info.
6771 (pass_pre): Run TODO_rebuild_alias before PRE.
6772 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
6773 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
6774 (mark_all_v_defs_stmt): Remove.
6775 (mark_all_v_defs_seq): Adjust.
6776 (sra_replace): Likewise.
6777 (scalarize_use): Likewise.
6778 (scalarize_copy): Likewise.
6779 (scalarize_init): Likewise.
6780 (scalarize_ldst): Likewise.
6781 (todoflags): Remove.
6782 (tree_sra): Do not rebuild alias info.
6783 (tree_sra_early): Adjust.
6784 (pass_sra): Run TODO_update_address_taken before SRA.
6785 * tree-predcom.c (set_alias_info): Remove.
6786 (prepare_initializers_chain): Do not call it.
6787 (mark_virtual_ops_for_renaming): Adjust.
6788 (mark_virtual_ops_for_renaming_list): Remove.
6789 (initialize_root_vars): Adjust.
6790 (initialize_root_vars_lm): Likewise.
6791 (prepare_initializers_chain): Likewise.
6792 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
6793 (may_propagate_copy_into_stmt): Likewise.
6794 (merge_alias_info): Do nothing for now.
6795 (propagate_tree_value_into_stmt): Adjust.
6796 (stmt_may_generate_copy): Likewise.
6797 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
6798 not mark symbols for renaming.
6799 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
6800 with the same statement, make sure to update the new pointed-to one.
6801 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
6802 call statements, do not mark symbols for renaming.
6803 (mark_operand_necessary): Dump something.
6804 (ref_may_be_aliased): New function.
6805 (mark_aliased_reaching_defs_necessary_1): New helper function.
6806 (mark_aliased_reaching_defs_necessary): Likewise.
6807 (mark_all_reaching_defs_necessary_1): Likewise.
6808 (mark_all_reaching_defs_necessary): Likewise.
6809 (propagate_necessity): Do not process virtual PHIs. For
6810 non-aliased loads mark all reaching definitions as necessary.
6811 For aliased loads and stores mark the immediate dominating
6812 aliased clobbers as necessary.
6813 (visited): New global static.
6814 (perform_tree_ssa_dce): Free visited bitmap after propagating
6816 (remove_dead_phis): Perform simple dead virtual PHI removal.
6817 (remove_dead_stmt): Properly unlink virtual operands when
6819 (eliminate_unnecessary_stmts): Schedule PHI removal after
6821 * tree-ssa-ter.c (is_replaceable_p): Adjust.
6822 (process_replaceable): Likewise.
6823 (find_replaceable_in_bb): Likewise.
6824 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
6825 based on the single gimple vop.
6826 (verify_flow_insensitive_alias_info): Remove.
6827 (verify_flow_sensitive_alias_info): Likewise.
6828 (verify_call_clobbering): Likewise.
6829 (verify_memory_partitions): Likewise.
6830 (verify_alias_info): Likewise.
6831 (verify_ssa): Adjust..
6832 (execute_update_addresses_taken): Export. Update SSA
6833 manually. Optimize only when optimizing. Use a local bitmap.
6834 (pass_update_address_taken): Remove TODO_update_ssa, add
6836 (pass_update_address_taken): Just use TODO_update_address_taken.
6837 (init_tree_ssa): Do not initialize addressable_vars.
6838 (verify_ssa): Verify new VUSE / VDEF properties.
6839 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
6840 Do not call verify_alias_info.
6841 (delete_tree_ssa): Clear the VUSE, VDEF operands.
6842 Do not free the loaded and stored syms bitmaps. Reset the escaped
6843 and callused solutions. Do not free addressable_vars.
6844 Remove memory-tag related code.
6845 (warn_uninitialized_var): Aliases are always available.
6846 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
6847 * lambda-code.c (can_put_in_inner_loop): Adjust.
6848 (can_put_after_inner_loop): Likewise.
6849 (perfect_nestify): Likewise.
6850 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
6851 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
6852 (vectorizable_conversion): Do not mark symbols for renaming.
6853 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
6854 (expand_call_inline): Unlink the calls virtual operands before
6856 (tree_function_versioning): Do not call update_ssa if we are not
6857 updating clones. Simplify.
6858 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
6859 (propagate_with_phi): Likewise..
6860 * tree-outof-ssa.c (create_temp): Remove memory tag and call
6861 clobber code. Assert we are not aliased or global.
6862 * tree-flow.h: Include tree-ssa-alias.h
6863 (enum escape_type): Remove.
6864 (struct mem_sym_stats_d): Likewise.
6865 (struct mem_ref_stats_d): Likewise.
6866 (struct gimple_df): Add vop member. Remove global_var,
6867 call_clobbered_vars, call_used_vars, addressable_vars,
6868 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
6869 escaped and callused members.
6870 (struct ptr_info_def): Remove all members, add points-to solution
6872 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
6873 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
6874 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
6875 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
6876 (tree-ssa-alias.o): Likewise.
6877 (toplev.o): Add tree-ssa-alias.h
6878 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
6879 * gimple.c (gimple_set_bb): Fix off-by-one error.
6880 (is_gimple_reg): Do not handle memory tags.
6881 (gimple_copy): Also copy virtual operands.
6882 Delay updating the statement. Do not reset loaded and stored syms.
6883 (gimple_set_stored_syms): Remove.
6884 (gimple_set_loaded_syms): Likewise.
6885 (gimple_call_copy_skip_args): Copy the virtual operands
6886 and mark the new statement modified.
6887 * tree-ssa-structalias.c (may_alias_p): Remove.
6888 (set_uids_in_ptset): Take the alias set to prune with as
6889 parameter. Fold in the alias test of may_alias_p.
6890 (compute_points_to_sets): Compute whether a ptr is dereferenced
6892 (process_constraint): Deal with &ANYTHING on the lhs, reject all
6893 other ADDRESSOF constraints on the lhs.
6894 (get_constraint_for_component_ref): Assert that we don't get
6895 ADDRESSOF constraints from the base of the reference.
6896 Properly generate UNKNOWN_OFFSET for DEREF if needed.
6897 (struct variable_info): Remove collapsed_to member.
6898 (get_varinfo_fc): Remove.
6899 (new_var_info): Do not set collapsed_to.
6900 (dump_constraint): Do not follow cycles.
6901 (dump_constraint_graph): Likewise.
6902 (build_pred_graph): Likewise.
6903 (build_succ_graph): Likewise.
6904 (rewrite_constraints): Likewise.
6905 (do_simple_structure_copy): Remove.
6906 (do_rhs_deref_structure_copy): Remove.
6907 (do_lhs_deref_structure_copy): Remove.
6908 (collapse_rest_of_var): Remove.
6909 (do_structure_copy): Re-implement.
6910 (pta_stats): New global variable.
6911 (dump_pta_stats): New function.
6912 (struct constraint_expr): Make offset signed.
6913 (UNKNOWN_OFFSET): Define special value.
6914 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
6915 (solution_set_expand): New helper function split out from ...
6916 (do_sd_constraint): ... here.
6917 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
6918 (do_ds_constraint): Likewise.
6919 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
6920 and CALLUSED = *CALLUSED.
6921 (set_union_with_increment): Make inc argument signed.
6922 (type_safe): Remove.
6923 (get_constraint_for_ptr_offset): Handle unknown and negative
6925 (first_vi_for_offset): Handle offsets before start. Bail
6926 out early for offsets beyond the variable extent.
6927 (first_or_preceding_vi_for_offset): New function.
6928 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
6929 Together with ESCAPED = *ESCAPED this properly computes reachability.
6930 (find_what_var_points_to): New function.
6931 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
6932 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
6933 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
6934 pt_solutions_intersect): New functions.
6935 (compute_call_used_vars): Remove.
6936 (compute_may_aliases): New main entry into PTA computation.
6937 * gimple.h (gimple_p): New typedef.
6938 (struct gimple_statement_base): Remove references_memory_p.
6939 (struct gimple_statement_with_memory_ops_base): Remove
6940 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
6942 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
6943 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
6944 gimple_set_references_memory): Remove.
6945 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
6946 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
6948 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
6949 (verify_expr): Allow RESULT_DECL.
6950 (gimple_duplicate_bb): Do not copy virtual operands.
6951 (gimple_duplicate_sese_region): Adjust.
6952 (gimple_duplicate_sese_tail): Likewise.
6953 (mark_virtual_ops_in_region): Remove.
6954 (move_sese_region_to_fn): Do not call it.
6955 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
6956 and pass_simple_dse.
6957 (execute_function_todo): Handle TODO_update_address_taken,
6958 call execute_update_addresses_taken for TODO_rebuild_alias.
6959 (execute_todo): Adjust.
6960 (execute_one_pass): Init dump files early.
6961 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
6963 (create_general_new_stmt): Clear vops.
6964 * tree-ssa-reassoc.c (get_rank): Adjust.
6965 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
6966 symbols for renaming.
6967 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
6968 (PARAM_AVG_ALIASED_VOPS): Likewise.
6969 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
6970 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
6971 * tree-ssa-operands.c: Simplify for new virtual operand representation.
6972 (operand_build_cmp, copy_virtual_operands,
6973 create_ssa_artificial_load_stmt, add_to_addressable_set,
6974 gimple_add_to_addresses_taken): Remove public functions.
6975 (unlink_stmt_vdef): New function.
6977 2009-04-03 Alan Modra <amodra@bigpond.net.au>
6979 * config.gcc (powerpc-*-linux*): Merge variants.
6981 2009-04-02 Chao-ying Fu <fu@mips.com>
6982 James Grosbach <james.grosbach@microchip.com>
6984 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
6985 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
6987 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
6988 keep_interrupts_masked_p, use_debug_exception_return_p.
6989 (mips_attribute_table): Add interrupt, use_shadow_register_set,
6990 keep_interrupts_masked, use_debug_exception_return.
6991 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
6992 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
6994 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
6995 (mips_print_operand): Process COP0 registers to print $0 .. $31
6996 correctly for GAS to process.
6997 (mips_interrupt_extra_call_saved_reg_p): New function.
6998 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
7000 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
7001 (mips_compute_frame_info): Add supports for interrupt context that
7002 includes doubleword accumulators and COP0 registers.
7003 (mips_for_each_saved_acc): New function.
7004 (mips_for_each_saved_gpr_and_fpr): Change the function name from
7005 mips_for_each_saved_reg.
7006 (mips_save_reg): Save accumulators.
7007 (mips_kernel_reg_p): A new for_each_rtx callback.
7008 (mips_expand_prologue): Support interrupt handlers.
7009 (mips_restore_reg): Restore accumulators.
7010 (mips_expand_epilogue): Support interrupt handlers.
7011 (mips_can_use_return_insn): Return false for interrupt handlers.
7012 (mips_epilogue_uses): New function.
7013 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
7014 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
7015 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
7016 cop0_move): New instructions.
7017 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
7018 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
7020 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
7022 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
7023 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
7024 interrupt handlers, we use K0 as the temporary register.
7025 (EPILOGUE_USES): Change to a function call.
7026 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
7027 handlers, we use K0 as the temporary register.
7029 * doc/extend.texi (Function Attributes): Document interrupt,
7030 use_shadow_register_set, keep_interrupts_masked,
7031 use_debug_exception_return for MIPS attributes.
7033 2009-04-03 Alan Modra <amodra@bigpond.net.au>
7035 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
7036 Remove a number of t-files from tmake_file.
7037 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
7038 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
7039 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
7040 target_prototype, not TARGET_PROTOTYPE.
7041 (LINK_OS_GNU_SPEC): Define.
7042 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
7043 and darwin-ldoubdle.c.
7045 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
7048 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
7049 (cpp_options): Ditto.
7050 (default_compilers): Ditto.
7051 (display_help): Ditto.
7052 (process_command): Ditto.
7054 (set_input): Use lbasename instead of duplicate code.
7055 (save_temps_prefix): New static for -save-temps=obj.
7056 (save_temps_length): Ditto.
7058 * doc/invoke.texi (-save-temps=obj): Document new variant to
7061 2009-04-02 Jeff Law <law@redhat.com>
7063 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
7066 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
7068 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
7069 * configure: Regenerated.
7071 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
7073 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
7074 share the argument list.
7076 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
7080 2009-02-12 Diego Novillo <dnovillo@google.com>
7082 * varpool.c (debug_varpool): New.
7083 * cgraph.h (debug_varpool): Declare.
7085 2009-04-02 Jan Hubicka <jh@suse.cz>
7087 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
7090 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
7092 * config/i386/i386.c (ix86_abi): Move initialization to ...
7093 (override_options): Here.
7095 2009-04-02 Christian Bruel <christian.bruel@st.com>
7097 * config/sh/sh.c (sh_dwarf_register_span): New function.
7098 (TARGET_DWARF_REGISTER_SPAN): Define.
7099 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
7101 2009-04-02 Ira Rosen <irar@il.ibm.com>
7103 PR tree-optimization/39595
7104 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
7105 interleaved loads group is not greater than the SLP group size.
7107 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
7109 * builtins.c (is_builtin_name): New.
7110 (called_as_built_in): Use is_builtin_name.
7111 * tree.h (is_builtin_name): New.
7112 * varasm.c (incorporeal_function_p): Use is_builtin_name
7114 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
7116 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
7118 2009-04-02 Dodji Seketeli <dodji@redhat.com>
7121 * c-decl.c (clone_underlying_type): Move this ...
7122 * c-common.c (set_underlying_type): ... here.
7123 Also, make sure the function properly sets TYPE_STUB_DECL() on
7124 the newly created typedef variant type.
7125 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
7126 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
7129 2009-04-02 Richard Guenther <rguenther@suse.de>
7131 PR tree-optimization/37221
7132 * tree-flow.h (degenerate_phi_result): Declare.
7133 * tree-ssa-dom.c (degenerate_phi_result): Export.
7134 * tree-scalar-evolution.c (analyze_initial_condition): If
7135 the initial condition is defined by a degenerate PHI node
7136 use the degenerate value.
7138 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
7140 PR rtl-optimization/39588
7141 * combine.c (merge_outer_ops): Do not set the constant when this
7143 (simplify_shift_const_1): Do not modify it either in this case.
7145 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
7147 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
7148 tuning is deprecated if -mtune value is set to an Itanium1 variant.
7150 2009-04-01 Janis Johnson <janis187@us.ibm.com>
7153 * c-lex.c (interpret_float): Default (no suffix) is double.
7155 2009-04-1 Xinliang David Li <davidxl@google.com>
7157 * config/i386/i386.c (legitimate_constant_p): Recognize
7158 all one vector constant.
7160 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
7162 * config/vax/vax.c: Add #includes to silence warnings.
7163 Change #include order to silence two warnings.
7165 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
7167 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
7168 (ASM_SPEC): Pass -k to the assembler for PIC code.
7170 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
7172 * config.gcc: Add vax-*-linux* to the switch.
7173 * config/vax/linux.h: New file. (TARGET_VERSION,
7174 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
7176 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
7178 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
7179 Use predicate macros instead of GET_CODE() == foo.
7180 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
7181 ashlsi3, rotrsi3, <unnamed>): Likewise.
7183 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
7185 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
7186 jbbccihi, jbbccisi): Remova trailing whitespace.
7187 * config/vax/constraints.md: Likewise.
7188 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
7189 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
7190 * config/vax/predicates.md: Likewise.
7191 * config/vax/vax.c (print_operand_address, vax_output_int_move,
7192 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
7193 * config/vax/vax.h: Likewise.
7194 * config/vax/vax.md (nonlocal_goto): Likewise.
7196 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
7198 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
7199 (indirectable_address_p, adjacent_operands_p): Add spaces around
7201 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
7203 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
7205 * config/vax/vax.c (legitimate_constant_address_p,
7206 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
7207 index_term_p, reg_plus_index_p, legitimate_address_p,
7208 vax_mode_dependent_address_p): Update comments to match functions
7209 modified by the recent int->bool conversion.
7211 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
7213 * config/vax/builtins.md: Update copyright message.
7214 * config/vax/constraints.md: Likewise.
7215 * config/vax/netbsd-elf.h: Likewise.
7216 * config/vax/predicates.md: Likewise.
7217 * config/vax/vax-protos.h: Likewise.
7218 * config/vax/vax.c: Likewise.
7219 * config/vax/vax.h: Likewise.
7220 * config/vax/vax.md: Likewise.
7221 * config/vax/vax.opt: Likewise.
7223 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
7225 * config/vax/builtins.md (ffssi2, ffssi2_internal,
7226 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
7227 * config/vax/constraints.md (B, R): Likewise.
7228 * config/vax/predicates.md (external_memory_operand,
7229 nonimmediate_addsub_di_operand): Likewise.
7230 * config/vax/vax.c (vax_output_int_add): Likewise.
7231 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
7232 untyped_call): Likewise.
7234 2009-04-01 Matt Thomas <matt@3am-software.com>
7236 * config/vax/predicates.md: New file.
7237 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
7238 external_const_operand, nonsymbolic_operand, external_memory_operand,
7239 indirect_memory_operand, indexed_memory_operand,
7240 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
7241 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
7243 * config/vax/constraints.md: New file.
7244 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
7246 * config/vax/builtins.md: New file.
7247 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
7248 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
7250 * config/vax/vax.opt (mqmath): Add option.
7251 * config/vax/vax.md (isfx): Extend with DI.
7252 (VAXintQH, VAXintQHSD): Define.
7253 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
7254 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
7255 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
7256 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
7257 (movdi): Update constraints and use vax_output_int_move().
7258 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
7259 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
7260 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
7261 nonlocal_goto): New.
7262 (mov<mode>): Extend accepted operand types.
7263 (subdi3_old): Rename from subdi3, change update constraints and use
7264 a new implementation.
7265 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
7266 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
7267 MOVE_RATIO, CLEAR_RATIO): Define.
7268 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
7269 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
7270 (PRINT_OPERAND): Redefine using a function instead of inlined code.
7271 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
7272 (split_quadword_operands): Make static and really allow variable
7274 (print_operand_address): Update for PIC generation.
7275 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
7276 indexable_address_p, fixup_mathdi_operand,
7277 vax_expand_addsub_di_operands, adjacent_operands_p): New.
7278 (vax_float_literal, legitimate_constant_p,
7279 indirectable_constant_address_p, index_term_p,
7280 reg_plus_index_p): Return bool instead of int.
7281 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
7283 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
7285 (vax_output_conditional_branch): Indent.
7286 (legitimate_constant_address_p, indirectable_constant_address_p,
7287 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
7288 vax_mode_dependent_address_p): Return bool instead of int, update for
7290 * config/vax/vax-protos.h (legitimate_constant_address_p,
7291 legitimate_constant_p, legitimate_address_p,
7292 vax_mode_dependent_address_p): Change declaration to bool.
7293 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
7294 vax_expand_addsub_di_operands, vax_output_int_subtract,
7295 vax_output_movmemsi): Declare.
7296 (split_quadword_operands, vax_float_literal): Delete declaration.
7297 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
7298 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
7299 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
7300 ASM_OUTPUT_DWARF_PCREL): Define.
7301 (ASM_SPEC): Change definition to allow PIC generation.
7303 2009-04-01 Steve Ellcey <sje@cup.hp.com>
7305 * doc/sourcebuild.texi: Update front-end requirements.
7307 2009-04-01 Jakub Jelinek <jakub@redhat.com>
7310 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
7311 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
7312 (booldi3_internal3): Use boolean_or_operator instead of
7315 2009-04-01 Joseph Myers <joseph@codesourcery.com>
7318 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
7319 declarator whose size is not an integer constant expression but
7320 folds to an integer constant, then treat it as a constant
7323 2009-04-01 Richard Guenther <rguenther@suse.de>
7325 * fold-const.c (fold_plusminus_mult_expr): Do not fold
7326 i * 4 + 2 to (i * 2 + 1) * 2.
7328 2009-04-01 Jakub Jelinek <jakub@redhat.com>
7331 * c-parser.c (c_parser_asm_statement): Skip until close paren and
7332 return if c_parser_asm_string_literal returned NULL.
7334 2009-04-01 Nick Clifton <nickc@redhat.com>
7336 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
7338 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
7339 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
7340 other typedefs to avoid conflicts with libgcc2.c. Define labels
7341 to gain 16-bit bit-manipulation functions from libgcc2.c and then
7343 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
7344 to gain 16-bit trapping arithmetic functions from libgcc2.c and
7347 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
7349 * varasm.c (default_function_rodata_section): Declare DOT as
7352 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
7353 Andrey Galkin <agalkin@hypercom.com>
7356 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
7357 Make object_name unique for each process.
7359 2009-04-01 Jakub Jelinek <jakub@redhat.com>
7362 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
7363 addressable variables in the parallel that could go out of scope while
7364 running queued tasks.
7366 2009-04-01 Anatoly Sokolov <aesok@post.ru>
7368 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
7369 (CASE_VALUES_THRESHOLD): Redefine.
7370 * config/avr/avr.c (avr_override_options): Remove initialization of
7371 avr_case_values_threshold variable.
7372 (avr_case_values_threshold): Remove variable. Add new function.
7373 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
7374 * config/avr/avr.opt (mno-tablejump): Remove option.
7375 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
7377 2009-04-01 DJ Delorie <dj@redhat.com>
7379 * varasm.c (default_function_rodata_section): Don't assume
7380 anything about where the first '.' in the section name is.
7382 2009-04-01 Alan Modra <amodra@bigpond.net.au>
7384 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
7385 rs6000_emit_stack_tie.
7387 2009-03-31 Ian Lance Taylor <iant@google.com>
7389 * tree-eh.c (tree_remove_unreachable_handlers): Compare
7390 gimple_code with GIMPLE_RESX, not RESX.
7392 2009-03-31 Joseph Myers <joseph@codesourcery.com>
7394 * c-common.c (c_get_ident): New.
7395 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
7397 2009-04-01 Ben Elliston <bje@au.ibm.com>
7399 * config/rs6000/sysv4.opt (msdata): Improve option description.
7401 2009-03-31 Steve Ellcey <sje@cup.hp.com>
7403 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
7404 (divdf3_internal_lat): Remove.
7405 (divxf3_internal_lat): Remove.
7406 (divxf3_internal_thr): Remove.
7407 (divxf): Use divxf3_internal.
7408 * config/ia64/div.md (divsf3_internal_lat): New.
7409 (divdf3_internal_lat): New.
7410 (divxf3_internal): New.
7412 2009-03-31 Joseph Myers <joseph@codesourcery.com>
7415 * Makefile.in (USE_GCC_STDINT): Define.
7416 (stmp-int-hdrs): Install stdint.h if applicable.
7417 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
7419 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
7420 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
7421 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
7422 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7423 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7424 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7425 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7426 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7427 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7428 (c_common_nodes_and_builtins): Initialize
7429 underlying_wchar_type_node. Do not initialize
7430 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
7431 nodes for new types.
7432 (c_stddef_cpp_builtins): Define macros for new types.
7433 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
7435 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
7436 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
7437 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
7438 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
7439 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
7440 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
7441 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
7442 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
7443 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
7444 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
7445 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
7446 int16_type_node, int32_type_node, int64_type_node,
7447 uint8_type_node, uint16_type_node, c_uint32_type_node,
7448 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
7449 int_least32_type_node, int_least64_type_node,
7450 uint_least8_type_node, uint_least16_type_node,
7451 uint_least32_type_node, uint_least64_type_node,
7452 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
7453 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
7454 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
7455 uintptr_type_node): Define.
7456 * c-cppbuiltin.c (builtin_define_constants,
7457 builtin_define_type_minmax): New.
7458 (builtin_define_stdint_macros): Define more macros.
7459 (c_cpp_builtins): Define more limit macros.
7461 (builtin_define_type_max): Define in terms of
7462 builtin_define_type_minmax. Remove is_long parameter. All
7464 * config.gcc (use_gcc_stdint): Define.
7465 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
7466 Add newlib-stdint.h for generic targets.
7467 * config/glibc-stdint.h, config/newlib-stdint.h,
7468 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
7469 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
7470 * config/score/score.h (UINTPTR_TYPE): Define.
7471 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
7472 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
7473 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7474 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7475 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7476 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7477 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7478 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7479 * config/spu/spu.h (STDINT_LONG32): Define.
7480 * configure.ac (use_gcc_stdint): Substitute.
7481 * configure: Regenerate.
7482 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
7483 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
7484 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
7485 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
7486 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
7487 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
7488 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
7489 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
7490 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
7491 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
7492 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
7493 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
7494 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
7495 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
7496 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
7497 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
7498 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
7499 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
7500 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
7501 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
7502 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
7503 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
7504 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
7505 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7506 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7507 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7508 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7509 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7510 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
7512 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
7514 * loop-iv.c (suitable_set_for_replacement): Renamed from
7515 simplify_using_assignment; changed to return bool and to accept new
7516 args DEST and SRC. Return true iff we find a source/destination pair
7517 that can be used to make a replacement, and fill SRC and DEST if so.
7518 Remove arg ALTERED. Don't deal with altered regs here. All callers
7520 (simplify_using_initial_values): Deal with altered regs here and track
7521 more precisely the effect they have on the validity of our expression.
7523 * loop-iv.c (simplify_using_condition): A condition of the form
7524 (EQ REG CONST) can be used to simply make a substitution.
7525 (simplify_using_initial_values): Keep track of conditions we have seen
7526 and keep using them to simplify new expressions, while applying the
7527 same substitutions to them as to the expression.
7529 * simplify-rtx.c (simplify_relational_operation_1): Simplify
7530 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
7533 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
7534 changed. Use this when trying to improve the upper bound.
7535 Generate the comparison by using simplify_gen_relational.
7537 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
7539 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
7541 (simplify_using_assignment, simplify_using_initial_values): Call
7542 replace_in_expr to make replacements. Call replace_single_def_regs
7543 once on the initial version of the expression.
7545 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7548 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
7550 2009-03-31 Richard Guenther <rguenther@suse.de>
7553 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
7554 equality comparisons. Fold C - X CMP X if C % 2 == 1.
7556 2009-03-31 Richard Guenther <rguenther@suse.de>
7558 * tree.h (div_if_zero_remainder): Declare.
7559 * fold-const.c (div_if_zero_remainder): Export.
7560 * tree-ssa-forwprop.c
7561 (forward_propagate_addr_into_variable_array_index): Handle
7562 constant array index addition outside of the variable index.
7564 2009-03-31 Joseph Myers <joseph@codesourcery.com>
7567 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
7568 define_splits, floatunssi<mode>2): Require x87 conversions from
7569 DImode to be permitted.
7571 2009-03-31 Joseph Myers <joseph@codesourcery.com>
7573 PR preprocessor/15638
7574 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
7576 2009-03-31 Richard Guenther <rguenther@suse.de>
7580 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
7581 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
7582 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
7583 a separate statement.
7584 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
7585 (lookup_tmp_var): Likewise.
7586 (is_gimple_formal_tmp_or_call_rhs): Remove.
7587 (is_gimple_reg_or_call_rhs): Rename to ...
7588 (is_gimple_reg_rhs_or_call): ... this.
7589 (is_gimple_mem_or_call_rhs): Rename to ...
7590 (is_gimple_mem_rhs_or_call): ... this.
7591 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
7592 DECL_GIMPLE_REG_P only if is_formal is true.
7593 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
7594 for non-proper post-modify expression gimplification.
7595 (gimplify_self_mod_expr): For post-modify expressions gimplify
7596 the lvalue to a minimal lvalue.
7597 (rhs_predicate_for): Remove formal temp case.
7598 (gimplify_modify_expr_rhs): Likewise.
7599 (gimplify_addr_expr): Use is_gimple_reg.
7600 (gimplify_expr): Remove formal temp cases.
7601 (gimple_regimplify_operands): Likewise.
7602 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
7603 and FILTER_EXPR like constants.
7604 * gimple.c (walk_gimple_op): Fix val_only initialization, use
7606 (is_gimple_formal_tmp_rhs): Remove.
7607 (is_gimple_reg_rhs): Remove special casing.
7608 (is_gimple_mem_rhs): Fix.
7609 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
7610 (is_gimple_formal_tmp_var): Remove.
7611 (is_gimple_formal_tmp_reg): Likewise.
7612 (is_gimple_min_lval): Allow invariant component ref parts.
7613 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
7614 is_gimple_formal_tmp_reg): Remove declarations.
7615 * tree-cfg.c (verify_expr): Verify that variables with address
7616 taken do not have DECL_GIMPLE_REG_P set.
7617 * tree-mudflap.c (mf_build_check_statement_for): Use
7618 force_gimple_operand instead of gimplify_expr.
7620 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
7622 * modulo-sched.c (sms_schedule_by_order): Pass the actual
7623 schedulable rows to compute_split_row.
7625 2009-03-31 Ben Elliston <bje@au.ibm.com>
7628 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
7631 2009-03-31 Alan Modra <amodra@bigpond.net.au>
7633 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
7634 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
7635 * configure: Regenerate.
7636 * config.in: Regenerate.
7637 * config/rs6000/rs6000.opt (mtls-markers): Add.
7638 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
7639 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
7640 (tls_ld_aix, tls_ld_sysv): Likewise.
7641 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
7642 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
7644 2009-03-31 Alan Modra <amodra@bigpond.net.au>
7646 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
7648 2009-03-30 Jan Hubicka <jh@suse.cz>
7650 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
7652 (tree_remove_unreachable_handlers): Cleanup EH predecestor
7653 detection and label handling.
7655 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
7657 * ira-int.h (ira_allocno): Rename left_conflicts_num to
7658 left_conflicts_size.
7659 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
7660 ALLOCNO_LEFT_CONFLICTS_SIZE.
7662 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
7663 remove_allocno_from_bucket_and_push,
7664 allocno_spill_priority_compare, push_allocnos_to_stack,
7665 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
7666 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
7667 (setup_allocno_left_conflicts_num): Ditto. Rename to
7668 setup_allocno_left_conflicts_size.
7669 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
7670 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
7671 setup_allocno_left_conflicts_size instead of
7672 setup_allocno_left_conflicts_num.
7674 * ira-build.c (ira_create_allocno): Use
7675 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
7676 ALLOCNO_LEFT_CONFLICTS_NUM.
7678 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
7680 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
7681 instead of DF_LR_OUT.
7683 * ira-lives.c (process_bb_node_lives): Ditto.
7685 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
7686 instead of DF_LR_{OUT,IN}.
7688 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
7690 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
7692 2009-03-30 Jan Hubicka <jh@suse.cz>
7694 * except.c (label_to_region_map): Fix thinko.
7696 2009-03-30 Steve Ellcey <sje@cup.hp.com>
7699 * tree.h (tree_find_value): New declaration.
7700 * tree.c (tree_find_value): New function.
7701 * varasm.c (assemble_external): Avoid duplicate entries on lists.
7703 2009-03-30 Jakub Jelinek <jakub@redhat.com>
7706 * c-decl.c (struct c_binding): Add locus field.
7707 (bind): Add locus argument, set locus field from it.
7708 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
7709 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
7710 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
7711 implicitly_declare, undeclared_variable, lookup_label,
7712 declare_label, c_make_fname_decl, c_builtin_function,
7713 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
7716 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
7719 * config/i386/i386.c (classify_argument): Check total size of
7722 2009-03-30 Martin Jambor <mjambor@suse.cz>
7724 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
7725 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
7726 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
7729 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
7730 seen_variable_array_ref while also traversing a union.
7732 * tree-inline.c (optimize_inline_calls): Do not call
7733 cgraph_node_remove_callees.
7734 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
7735 (pass_remove_cgraph_callee_edges): New variable.
7736 * passes.c (init_optimization_passes): Add
7737 pass_remove_cgraph_callee_edges after early inlining and before all
7738 late intraprocedural passes.
7740 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
7742 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7744 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
7747 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7749 * combine.c (simplify_comparison): Use have_insn_for.
7750 * dojump.c (do_jump): Likewise.
7752 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7754 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
7755 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
7756 sparc_compare_op0 like sparc_compare_emitted used to be handled.
7757 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
7758 instead of sparc_compare_emitted.
7759 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
7760 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
7761 instead of sparc_compare_emitted.
7763 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7765 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
7766 enter/exit cfglayout mode.
7767 (pass_partition_block): Require it.
7768 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
7769 (combine_instructions): Track basic blocks instead of labels.
7770 (update_cfg_for_uncondjump): New.
7771 (try_combine): Use it. Update jumps after rescanning.
7772 (pass_combine): Require PROP_cfglayout.
7773 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
7775 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7777 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
7778 Provide/destroy PROP_cfglayout respectively.
7779 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
7780 * tree-pass.h (PROP_cfglayout): New.
7782 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7784 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
7785 fold_convert_const_fixed_from_fixed,
7786 fold_convert_const_fixed_from_int,
7787 fold_convert_const_fixed_from_real, fold_negate_const): Do not
7788 set TREE_CONSTANT_OVERFLOW.
7789 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
7790 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
7792 2009-03-30 Ira Rosen <irar@il.ibm.com>
7794 * tree-vect-loop-manip.c: New file.
7795 * tree-vectorizer.c: Update documentation and included files.
7796 (vect_loop_location): Make extern.
7797 (rename_use_op): Move to tree-vect-loop-manip.c
7798 (rename_variables_in_bb, rename_variables_in_loop,
7799 slpeel_update_phis_for_duplicate_loop,
7800 slpeel_update_phi_nodes_for_guard1,
7801 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
7802 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
7803 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
7804 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
7805 find_loop_location): Likewise.
7806 (new_stmt_vec_info): Move to tree-vect-stmts.c.
7807 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
7808 get_vectype_for_scalar_type, vect_is_simple_use,
7809 supportable_widening_operation, supportable_narrowing_operation):
7811 (bb_in_loop_p): Move to tree-vect-loop.c.
7812 (new_loop_vec_info, destroy_loop_vec_info,
7813 reduction_code_for_scalar_code, report_vect_op,
7814 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
7815 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
7816 (vect_supportable_dr_alignment): Likewise.
7817 * tree-vectorizer.h (tree-data-ref.h): Include.
7818 (vect_loop_location): Declare.
7819 Reorganize function declarations according to the new file structure.
7820 * tree-vect-loop.c: New file.
7821 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
7822 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
7823 * tree-vect-data-refs.c: New file.
7824 * tree-vect-patterns.c (timevar.h): Don't include.
7825 * tree-vect-stmts.c: New file.
7826 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
7827 tree-vect-slp.c, tree-vect-loop.c.
7828 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
7829 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
7830 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
7831 (tree-vect-analyze.o): Remove.
7832 (tree-vect-transform.o): Likewise.
7833 (tree-vect-data-refs.o): Add rule.
7834 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
7835 tree-vect-slp.o): Likewise.
7836 (tree-vect-patterns.o): Remove redundant dependencies.
7837 (tree-vectorizer.o): Likewise.
7838 * tree-vect-slp.c: New file.
7840 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7842 * optc-gen.awk: Warn if an option flag has multiple different
7845 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
7847 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
7848 -floop-block): Document dependences on PPL, CLooG and Graphite.
7850 2009-03-30 Joseph Myers <joseph@codesourcery.com>
7852 PR rtl-optimization/323
7853 * c-common.c (c_fully_fold, convert_and_check,
7854 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
7855 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
7856 * c-common.def (EXCESS_PRECISION_EXPR): New.
7857 * c-cppbuiltin.c (builtin_define_float_constants): Define
7858 constants with enough digits for long double.
7859 * c-lex.c (interpret_float): Interpret constant with excess
7860 precision where appropriate.
7861 * c-opts.c (c_common_post_options): Set
7862 flag_excess_precision_cmdline. Give an error for
7863 -fexcess-precision=standard for C++ for processors where the
7864 option is significant.
7865 * c-parser.c (c_parser_conditional_expression): Handle excess
7866 precision in condition.
7867 * c-typeck.c (convert_arguments): Handle arguments with excess
7869 (build_unary_op): Move excess precision outside operation.
7870 (build_conditional_expr): Likewise.
7871 (build_compound_expr): Likewise.
7872 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
7873 (build_modify_expr): Handle excess precision in RHS.
7874 (convert_for_assignment): Handle excess precision in converted
7876 (digest_init, output_init_element, process_init_element): Handle
7877 excess precision in initializer.
7878 (c_finish_return): Handle excess precision in return value.
7879 (build_binary_op): Handle excess precision in operands and add
7880 excess precision as needed for operation.
7881 * common.opt (-fexcess-precision=): New option.
7882 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
7883 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
7884 For standard excess precision, output explicit conversion to and
7885 truncation from XFmode.
7886 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
7887 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
7888 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
7889 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
7890 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
7891 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
7892 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
7893 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
7894 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
7895 define_splits, sqrt<mode>2): Disable where appropriate for
7896 standard excess precision.
7897 * convert.c (convert_to_real): Do not shorten arithmetic to type
7898 for which excess precision would be used.
7899 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
7900 * doc/invoke.texi (-fexcess-precision=): Document option.
7901 (-mfpmath=): Correct index entry.
7902 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
7903 flag_excess_precision): New.
7904 * langhooks.c (lhd_post_options): Set
7905 flag_excess_precision_cmdline.
7906 * opts.c (common_handle_option): Handle -fexcess-precision=.
7907 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
7908 init_excess_precision): New.
7909 (lang_dependent_init_target): Call init_excess_precision.
7910 * tree.c (excess_precision_type): New.
7911 * tree.h (excess_precision_type): Declare.
7913 2009-03-30 Joseph Myers <joseph@codesourcery.com>
7916 * c-typeck.c (build_component_ref): Do not copy qualifiers from
7917 non-lvalue to component.
7919 2009-03-29 Joseph Myers <joseph@codesourcery.com>
7921 PR preprocessor/34695
7922 * Makefile.in (c-opts.o): Depend on c-tree.h.
7923 * c-common.c: Move down include of diagnostic.h.
7924 (done_lexing, c_cpp_error): New.
7925 * c-common.h (done_lexing): Declare.
7926 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
7928 * c-opts.c: Include c-tree.h.
7929 (c_common_init_options): Set preprocessor error callback.
7930 (c_common_handle_option): Do not set preprocessor
7931 inhibit_warnings, warnings_are_errors, warn_system_headers,
7932 pedantic_errors or inhibit_warnings flags.
7933 (c_common_post_options): Do not check cpp_errors (parse_in).
7934 (c_common_finish): Do not output dependencies if there were
7935 errors. Do not check return value of cpp_finish.
7936 * c-ppoutput.c (pp_file_change): Set input_location.
7937 * c-tree.h (c_cpp_error): Declare.
7938 * diagnostic.c (diagnostic_set_info_translated): Also initialize
7940 (diagnostic_build_prefix): Check override_column.
7941 * diagnostic.h (diagnostic_info): Add override_column field.
7942 (diagnostic_override_column): Define.
7944 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
7946 * c-common.c (c_expand_expr, c_staticp): Remove.
7947 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
7948 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
7949 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
7950 * c-gimplify.c (gimplify_compound_literal_expr,
7951 optimize_compound_literals_in_ctor): Remove.
7952 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
7953 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
7954 * c-semantics.c (emit_local_var): Remove.
7956 * langhooks-def.h (lhd_expand_expr): Remove.
7957 * langhooks.c (lhd_expand_expr): Remove.
7958 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
7960 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
7961 handling from c-semantics.c; don't call into langhook.
7962 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
7963 * gimplify.c (gimplify_compound_literal_expr,
7964 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
7965 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
7966 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
7967 as was done in c-gimplify.c.
7968 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
7969 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
7970 Move from c-common.h.
7971 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
7973 * tree.c (staticp): Do not call langhook.
7974 * langhooks.c (lhd_staticp): Delete.
7975 * langhooks-def.h (lhd_staticp): Delete prototype.
7976 (LANG_HOOKS_STATICP): Delete.
7977 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
7979 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
7980 instead of DECL_STMTs.
7982 2009-03-29 Joseph Myers <joseph@codesourcery.com>
7990 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
7992 (fold_call_expr): Return a NOP_EXPR from folding rather than the
7993 contained expression.
7994 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
7995 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
7996 conditional expressions for C.
7997 (decl_constant_value_for_optimization): Move from
7998 decl_constant_value_for_broken_optimization in c-typeck.c. Check
7999 whether optimizing and that the expression is a VAR_DECL not of
8000 array type instead of doing such checks in the caller. Do not
8001 check pedantic. Call gcc_unreachable for C++.
8002 * c-common.def (C_MAYBE_CONST_EXPR): New.
8003 * c-common.h (c_fully_fold, c_save_expr,
8004 decl_constant_value_for_optimization): New prototypes.
8005 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
8006 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
8007 EXPR_INT_CONST_OPERANDS): Define.
8008 * c-convert.c (convert): Strip nops from expression.
8009 * c-decl.c (groktypename): Take extra parameters expr and
8010 expr_const_operands. Update call to grokdeclarator.
8011 (start_decl): Update call to grokdeclarator. Add statement for
8012 expressions used in type of decl.
8013 (grokparm): Update call to grokdeclarator.
8014 (push_parm_decl): Update call to grokdeclarator.
8015 (build_compound_literal): Add parameter non_const and build a
8016 C_MAYBE_COSNT_EXPR if applicable.
8017 (grokdeclarator): Take extra parameters expr and
8018 expr_const_operands. Track expressions used in declaration
8019 specifiers and declarators. Fold array sizes and track whether
8020 they are constant expressions and whether they are integer
8021 constant expressions.
8022 (parser_xref_tag): Set expr and expr_const_operands fields in
8024 (grokfield): Update call to grokdeclarator.
8025 (start_function): Update call to grokdeclarator.
8026 (build_null_declspecs): Set expr and expr_const_operands fields in
8028 (declspecs_add_type): Handle expressions in typeof specifiers.
8029 * c-parser.c (c_parser_declspecs): Set expr and
8030 expr_const_operands fields for declaration specifiers.
8031 (c_parser_enum_specifier): Likewise.
8032 (c_parser_struct_or_union_specifier): Likewise.
8033 (c_parser_typeof_specifier): Likewise. Update call to
8034 groktypename. Fold expression as needed. Return expressions with
8035 type instead of adding statements.
8036 (c_parser_attributes): Update calls to c_parser_expr_list.
8037 (c_parser_statement_after_labels): Fold expression before passing
8038 to objc_build_throw_stmt.
8039 (c_parser_condition): Fold expression.
8040 (c_parser_asm_operands): Fold expression.
8041 (c_parser_conditional_expression): Use c_save_expr. Update call
8042 to build_conditional_expr.
8043 (c_parser_alignof_expression): Update call to groktypename.
8044 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
8045 original_code. Fold expression argument of va_arg. Create
8046 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
8047 argument to va_arg. Update calls to groktypename. Fold array
8048 index for offsetof. Verify that first argument to
8049 __builtin_choose_expr has integer type.
8050 (c_parser_postfix_expression_after_paren_type): Update calls to
8051 groktypename and build_compound_literal. Handle expressions with
8052 side effects in type name.
8053 (c_parser_postfix_expression_after_primary): Update call to
8054 c_parser_expr_list. Set original_code for calls to
8055 __builtin_constant_p.
8056 (c_parser_expr_list): Take extra parameter fold_p. Fold
8057 expressions if requested.
8058 (c_parser_objc_type_name): Update call to groktypename.
8059 (c_parser_objc_synchronized_statement): Fold expression.
8060 (c_parser_objc_receiver): Fold expression.
8061 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
8062 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
8063 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
8064 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
8065 (struct c_typespec): Add elements expr and expr_const_operands.
8066 (struct c_declspecs): Add elements expr and expr_const_operands.
8067 (groktypename, build_conditional_expr, build_compound_literal):
8069 (in_late_binary_op): Declare.
8070 * c-typeck.c (note_integer_operands): New function.
8071 (in_late_binary_op): New variable.
8072 (decl_constant_value_for_broken_optimization): Move to c-common.c
8073 and rename to decl_constant_value_for_optimization.
8074 (default_function_array_conversion): Do not strip nops.
8075 (default_conversion): Do not call
8076 decl_constant_value_for_broken_optimization.
8077 (build_array_ref): Do not fold result.
8078 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
8079 result when operand is a VLA.
8080 (c_expr_sizeof_type): Update call to groktypename. Handle
8081 expressions included in type name. Use C_MAYBE_CONST_EXPR for
8082 result when operand names a VLA type.
8083 (build_function_call): Update call to build_compound_literal.
8084 Only fold result for calls to __builtin_* functions. Strip
8085 NOP_EXPR from INTEGER_CST returned from such functions. Fold
8086 the function designator.
8087 (convert_arguments): Fold arguments. Update call to
8088 convert_for_assignment.
8089 (build_unary_op): Handle increment and decrement of
8090 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
8091 decrement earlier. Fold operand of increment and decrement.
8092 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
8093 built for integer operand. Wrap returns that are INTEGER_CSTs
8094 without being integer constant expressions or that have integer
8095 constant operands without being INTEGER_CSTs.
8096 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
8097 (build_conditional_expr): Add operand ifexp_bcp. Track whether
8098 result is an integer constant expression or can be used in
8099 unevaluated parts of one and avoid folding and wrap as
8100 appropriate. Fold operands before possibly doing -Wsign-compare
8102 (build_compound_expr): Wrap result for C99 if operands can be used
8103 in integer constant expressions.
8104 (build_c_cast): Update call to digest_init. Do not ignore
8105 overflow from casting floating-point constants to integers. Wrap
8106 results that could be confused with integer constant expressions,
8107 null pointer constants or floating-point constants.
8108 (c_cast_expr): Update call to groktypename. Handle expressions
8109 included in type name.
8110 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
8111 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
8112 Update calls to convert_for_assignment.
8113 (convert_for_assignment): Take new parameter
8114 null_pointer_constant. Do not strip nops or call
8115 decl_constant_value_for_broken_optimization. Set
8116 in_late_binary_op for conversions to boolean.
8117 (store_init_value): Update call to digest_init.
8118 (digest_init): Take new parameter null_pointer_constant. Do not
8119 call decl_constant_value_for_broken_optimization. pedwarn for
8120 initializers not constant expressions. Update calls to
8121 convert_for_assignment.
8122 (constructor_nonconst): New.
8123 (struct constructor_stack): Add nonconst element.
8124 (really_start_incremental_init, push_init_level, pop_init_level):
8125 Handle constructor_nonconst and nonconst element.
8126 (set_init_index): Call constant_expression_warning for array
8128 (output_init_element): Fold value. Set constructor_nonconst as
8129 applicable. pedwarn for initializers not constant expressions.
8130 Update call to digest_init. Call constant_expression_warning
8131 where constant initializers are required.
8132 (process_init_element): Use c_save_expr.
8133 (c_finish_goto_ptr): Fold expression.
8134 (c_finish_return): Fold return value. Update call to
8135 convert_for_assignment.
8136 (c_start_case): Fold switch expression.
8137 (c_process_expr_stmt): Fold expression.
8138 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
8139 ensure statement expression is not evaluated in constant expression.
8140 (build_binary_op): Track whether results are integer constant
8141 expressions or may occur in such, disable folding and wrap results
8142 as applicable. Fold operands for -Wsign-compare warnings unless
8144 (c_objc_common_truthvalue_conversion): Handle results folded to
8145 integer constants that are not integer constant expressions.
8146 * doc/extend.texi: Document when typeof operands are evaluated,
8147 that condition of __builtin_choose_expr is an integer constant
8148 expression, and more about use of __builtin_constant_p in
8151 2009-03-29 Richard Guenther <rguenther@suse.de>
8153 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
8154 propagate addresses of array references.
8156 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
8158 * regmove.c (perhaps_ends_bb_p): Remove.
8159 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
8160 from INSN and check that the main loop stays within that basic block.
8161 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
8162 (regmove_forward_pass): Split out from regmove_optimize. Use
8163 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
8164 (regmove_backward_pass): Split out from regmove_optimize. Use
8165 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
8166 (regmove_optimize): Simplify.
8168 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
8171 * config/i386/i386.c (classify_argument): Ignore flexible array
8172 member in struct and warn ABI change.
8174 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
8176 * config/i386/i386-protos.h (ix86_agi_dependent): New.
8178 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
8179 (ix86_adjust_cost): Updated.
8181 2009-03-29 Jan Hubicka <jh@suse.cz>
8184 * tree-pass.h (pass_cleanup_eh): New function.
8185 (remove_unreachable_regions): Break code handling RTL
8186 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
8187 that can not be reached by runtime.
8188 (can_be_reached_by_runtime): New function.
8189 (label_to_region_map): New function.
8190 (num_eh_regions): New function.
8191 (rtl_remove_unreachable_regions): New function.
8192 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
8193 (remove_eh_region): New function.
8194 * except.h: Include sbitmap and vecprim.
8195 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
8196 num_eh_regions): Declare.
8197 * passes.c (init_optimization_passes): Schedule cleanup_eh.
8198 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
8199 * tree-eh.c (tree_remove_unreachable_handlers): New function.
8200 (tree_empty_eh_handler_p): New function.
8201 (cleanup_empty_eh): New function.
8202 (cleanup_eh): New function.
8203 (pass_cleanup_eh): New function.
8205 2009-03-29 Jan Hubicka <jh@suse.cz>
8207 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
8208 for removed regions.
8210 2009-03-29 Jan Hubicka <jh@suse.cz>
8212 * except.c (dump_eh_tree): Dump all datastructures.
8214 2009-03-29 Jan Hubicka <jh@suse.cz>
8216 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
8217 (duplicate_eh_regions_1): Likewise.
8218 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
8219 vector; call EH verification.
8220 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
8221 Be ready for region being removed.
8223 2009-03-29 Jan Hubicka <jh@suse.cz>
8225 * bitmap.c (bitmap_last_set_bit): New function.
8226 * bitmap.h (bitmap_last_set_bit): Declare.
8228 2009-03-29 David Ayers <ayers@fsfe.org>
8231 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
8232 by calling objc_compare_types and surpress warnings about
8233 incompatible C pointers that are compatible ObjC pointers.
8235 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
8237 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
8238 call initialize_inline_failed.
8239 (initialize_inline_failed): Move it from here ...
8240 * cgraph.c (initialize_inline_failed): ... to here.
8241 (cgraph_create_edge): Call initialize_inline_failed rather than
8242 setting inline_failed directly.
8244 2009-03-29 Ben Elliston <bje@au.ibm.com>
8247 * sysv4.opt (msdata): Improve comment.
8248 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
8249 * sysv4.h (SVR4_ASM_SPEC): Likewise.
8251 2009-03-29 Ben Elliston <bje@au.ibm.com>
8254 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
8255 load and store attributes.
8257 2009-03-29 Ben Elliston <bje@au.ibm.com>
8259 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
8260 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
8261 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
8262 * doc/extend.texi (X86 Built-in Functions): Add index entries for
8263 __builtin_infq and __builtin_huge_valq.
8265 2009-03-28 Anatoly Sokolov <aesok@post.ru>
8267 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
8269 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8270 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
8272 2009-03-28 Xinliang David Li <davidxl@google.com>
8274 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
8275 (do_dbg_cnt): New function.
8277 2009-03-28 Jan Hubicka <jh@suse.cz>
8279 Merge from pretty-ipa:
8281 2009-03-27 Jan Hubicka <jh@suse.cz>
8283 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
8284 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
8285 * passes.c (function_called_by_processed_nodes_p): New.
8286 * ipa-pure-const.c (check_call): Fix handling of operands.
8287 (analyze_function): Dump debug output for skipped bodies.
8288 (local_pure_const): Use function_called_by_processed_nodes_p.
8289 * dwarf2out.c (reference_to_unused): Use output.
8290 * passes.c (do_per_function_toporder): Likewise.
8292 2008-11-12 Jan Hubicka <jh@suse.cz>
8294 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
8295 * ipa-pure-const.c (funct_state_d): Add can throw field; make
8296 state_set_in_source enum
8297 (check_decl): Ignore memory tags; do not set fake looping flags;
8299 (check_operand, check_tree, check_rhs_var, check_lhs_var,
8300 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
8301 (check_call, analyze_function): Rewrite.
8303 (add_new_function): Update call of analyze_function.
8304 (generate_summary): Add call of analyze_function.
8305 (propagate): Propagate can_throw; handle state_set_in_source correctly.
8306 (local_pure_const): New function.
8307 (pass_local_pure_const): New pass.
8308 * ipa-inline.c (inline_transform): Set after_inlining.
8309 * tree-eh.c (stmt_can_throw_external): New.
8310 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
8311 work with aliasing built.
8312 * tree-flow.h (stmt_can_throw_external): New.
8313 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
8314 and local pure/const pass in early and late optimization queue.
8316 2009-03-28 Martin Jambor <mjambor@suse.cz>
8318 * fold-const.c (get_pointer_modulus_and_residue): New parameter
8320 (fold_binary): Allow function decl aligment consideration is the
8321 second argument is integer constant one.
8322 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
8323 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
8324 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
8326 2009-03-28 Jan Hubicka <jh@suse.cz>
8328 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
8329 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
8330 * function.h (rtl_data): Add nothrow flag.
8331 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
8332 set DECL_NOTHROW for AVAILABLE functions.
8334 2009-03-28 Jakub Jelinek <jakub@redhat.com>
8336 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
8337 following vector keyword has expansion starting with pixel or bool
8338 keyword, expand vector to __vector and pixel or bool to __pixel or
8342 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
8343 warn_if_disallowed_function_p): Removed.
8344 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
8345 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
8346 warning_if_disallowed_function_p.
8347 * flags.h (warn_if_disallowed_function_p,
8348 warn_disallowed_functions): Removed.
8349 * common.opt (Wdisallowed-function-list=): Removed.
8350 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
8352 2009-03-28 Richard Guenther <rguenther@suse.de>
8354 PR tree-optimization/38723
8355 * tree-ssa-pre.c (compute_avail): Add all default definitions to
8358 2009-03-28 Jan Hubicka <jh@suse.cz>
8360 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
8361 test introduced by my previous patch.
8363 2009-03-28 Richard Guenther <rguenther@suse.de>
8365 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
8366 the PHIs value undefined.
8368 2009-03-28 Jan Hubicka <jh@suse.cz>
8370 * tree-pass.h (pass_fixup_cfg): New pass.
8371 * ipa-inline.c (inline_transform): Set
8372 always_inline_functions_inlined/after_inlining.
8373 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
8374 (pass_fixup_cfg): New pass.
8375 * passes.c (init_optimization_passes): Add fixup_cfg.
8377 2009-03-28 Richard Guenther <rguenther@suse.de>
8379 PR tree-optimization/38458
8380 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
8381 argument use the arguments copy-of value.
8383 2009-03-28 Richard Guenther <rguenther@suse.de>
8385 PR tree-optimization/38180
8386 * tree-ssa-ccp.c (get_default_value): Simplify.
8387 (likely_value): Likewise.
8388 (surely_varying_stmt_p): Properly handle VOP case.
8389 (ccp_initialize): Likewise.
8390 (ccp_fold): Handle propagating through *&.
8391 (fold_const_aggregate_ref): Also handle decls.
8393 2009-03-28 Jan Hubicka <jh@suse.cz>
8395 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
8396 * cgraph.h (cgraph_node): Likewise.
8397 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
8398 (cgraph_reset_node): Use process flag.
8399 (cgraph_mark_functions_to_output): Likewise.
8400 (cgraph_expand_function): Likewise.
8401 (cgraph_expand_all_functions): Likewise.
8402 (cgraph_output_in_order): Likewise.
8403 * dwarf2out.c (reference_to_unused): Likewise.
8404 * passes.c do_per_function_toporder): Likewise.
8406 2009-03-28 Jan Hubicka <jh@suse.cz>
8408 Bring from lto-branch:
8410 2008-09-03 Doug Kwan <dougkwan@google.com>
8412 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
8413 enums instead of reason strings.
8414 * cgraph.c (cgraph_create_edge): Same.
8415 (cgraph_inline_failed_string): New function.
8416 * cgraph.h (cgraph_inline_failed_t): New enum type.
8417 (cgraph_inline_failed_string): New prototype.
8418 (struct cgraph_edge): Change type of INLINED_FAILED from constant
8419 char pointer to cgraph_inline_failed_t.
8420 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
8421 (cgraph_default_inline_p): Ditto.
8422 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
8423 to cgraph_inline_failed_t pointer.
8424 * cif-code.def: New file.
8425 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
8427 (cgraph_check_inline_limits): Change type of REASON to pointer to
8428 cgraph_inline_failed_t. Replace reason strings with enums.
8429 (cgraph_default_inline_p): Ditto.
8430 (cgraph_recursive_inlining_p): Ditto.
8431 (update_caller_keys): Change type of FAILED_REASON to
8432 cgraph_inline_failed_t.
8433 (cgraph_set_inline_failed): Change type of REASON to pointer to
8434 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
8435 convert enums to strings for text output.
8436 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
8437 to be of type cgraph_inline_failed_t. Replace reason strings with
8438 enums. Call cgraph_inline_failed_string to covert enums
8439 to strings for text output.
8440 (cgraph_decide_inlining): Replace reason strings with enums.
8441 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
8442 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
8444 * tree-inline.c (expand_call_inline): Change type of REASON
8445 to cgraph_inline_failed_t. Replace reason strings with enums.
8446 Call cgraph_inline_failed_string for text output.
8447 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
8450 2009-03-28 Jan Hubicka <jh@suse.cz>
8452 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
8453 cgraph_clone_node): Remove master clone handling.
8454 (cgraph_is_master_clone, cgraph_master_clone): Remove.
8455 * cgraph.h (master_clone): Remove.
8456 (cgraph_is_master_clone, cgraph_master_clone): Remove.
8457 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
8458 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
8460 2009-03-28 Jan Hubicka <jh@suse.cz>
8462 * cgraph.c (cgraph_function_body_availability): Functions declared
8463 inline are always safe to assume that it is not going to be replaced.
8465 2009-03-28 Richard Guenther <rguenther@suse.de>
8467 PR tree-optimization/38513
8468 * tree-ssa-pre.c (eliminate): Remove redundant stores.
8469 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
8470 EXC_PTR_EXPR and FILTER_EXPR.
8471 (get_ref_from_reference_ops): Likewise.
8473 2009-03-28 Richard Guenther <rguenther@suse.de>
8475 PR tree-optimization/38968
8476 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
8477 Use FLOOR_MOD_EXPR to compute misalignment.
8479 2009-03-28 Richard Guenther <rguenther@suse.de>
8481 PR tree-optimization/37795
8482 * tree.h (combine_comparisons): Declare.
8483 * fold-const.c (combine_comparisons): Export.
8484 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
8486 (ifcombine_iforif): Use combine_comparisons.
8488 2009-03-28 Jan Hubicka <jh@suse.cz>
8490 * tree-eh.c (inlinable_call_p): New function.
8491 (make_eh_edges): Use it.
8492 (verify_eh_edges): Use it.
8493 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
8494 * except.c (reachable_next_level): Add inlinable_function argument
8495 (sjlj_find_directly_reachable_regions): Update.
8496 (add_reachable_handler): Do not set saw_any_handlers.
8497 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
8498 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
8499 Add new inlinable call parameter.
8500 (can_throw_internal, can_throw_external): Update.
8501 * except.h (can_throw_internal_1, can_throw_external_1,
8502 foreach_reachable_handler): Update declaration.
8504 2009-03-28 Joseph Myers <joseph@codesourcery.com>
8506 * config/arm/t-arm-coff, config/h8300/coff.h,
8507 config/i386/i386-aout.h, config/i386/i386-coff.h,
8508 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
8509 config/pdp11/2bsd.h, config/rs6000/aix41.h,
8510 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
8511 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
8512 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
8513 sys-types.h: Remove.
8514 * Makefile.in: Remove protoize and fixproto support and references
8516 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
8517 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
8519 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
8520 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
8521 unprotoize$(exeext).
8522 (rest.encap): Don't depend on $(STMP_FIXPROTO)
8523 (.PHONY): Don't depend on proto.
8524 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
8525 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
8526 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
8527 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
8528 build/gen-protos.o, build/scan.o, xsys-protos.h,
8529 build/fix-header$(build_exeext), build/fix-header.o,
8530 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
8531 stmp-install-fixproto): Remove.
8532 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
8533 SYSCALLS.c or fixproto files.
8534 (install-common): Don't install protoize.
8535 (install-headers-tar, install-headers-cpio, install-headers-cp):
8536 Don't depend on $(STMP_FIXPROTO).
8537 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
8538 install fixproto files or write out fixproto settings.
8539 (uninstall): Don't uninstall protoize.
8540 * config.gcc (use_fixproto): Remove.
8541 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
8542 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
8543 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
8544 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
8545 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
8546 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
8547 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
8548 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
8549 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
8550 * config/t-vxworks (STMP_FIXPROTO): Remove.
8551 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
8552 STMP_FIXPROTO): Remove.
8553 * config.in, configure: Regenerate.
8554 * crtstuff.c (gid_t, uid_t): Don't undefine.
8555 * doc/install.texi: Change m68k-coff to m68k-elf in example.
8556 (arm-*-coff, arm-*-aout: Remove target entries.
8557 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
8558 Remove mention of AIX 4.1.
8559 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
8560 * doc/invoke.texi (Running Protoize): Remove.
8561 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
8562 (Protoize Caveats): Remove.
8563 * tsystem.h: Update comments on headers assumed to exist.
8565 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
8567 * genautomata.c: Add a new year to the copyright. Add a new
8569 (struct insn_reserv_decl): Add comments for member bypass_list.
8570 (find_bypass): Remove.
8571 (insert_bypass): New.
8572 (process_decls): Use insert_bypass.
8573 (output_internal_insn_latency_func): Output all bypasses with the
8574 same input insn in one switch case.
8576 * rtl.def (define_bypass): Describe bypass choice.
8577 * doc/md.texi (define_bypass): Ditto.
8579 2009-03-27 Richard Guenther <rguenther@suse.de>
8581 * gimplify.c (mark_addressable): Export.
8582 * tree-flow.h (mark_addressable): Declare.
8583 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
8584 * tree-ssa.c (verify_phi_args): Verify that address taken
8585 variables have TREE_ADDRESSABLE set.
8587 2009-03-27 Richard Guenther <rguenther@suse.de>
8589 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
8590 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
8591 Do not mark decls TREE_ADDRESSABLE.
8592 (build_fold_addr_expr): Adjust.
8593 (fold_addr_expr): Remove.
8594 (fold_unary): Use build_fold_addr_expr.
8595 (fold_comparison): Likewise.
8596 (split_address_to_core_and_offset): Likewise.
8597 * coverage.c (tree_coverage_counter_addr): Mark the array decl
8599 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
8600 (gimplify_modify_expr_to_memcpy): Mark source and destination
8602 * omp-low.c (create_omp_child_function): Mark the object decl
8604 (lower_rec_input_clauses): Mark the var we take the address of
8606 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
8608 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8611 * cfgexpand.c (expand_one_stack_var_at): Change alignment
8612 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
8614 2009-03-27 Richard Guenther <rguenther@suse.de>
8616 PR tree-optimization/39120
8617 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
8619 (handle_lhs_call): Process return constraints. Add escape
8620 constraints if necessary.
8621 (handle_const_call): Fill out return constraints. Make nested
8622 case more precise. Avoid consttmp if possible.
8623 (handle_pure_call): Fill out return constraints. Avoid
8624 callused if possible.
8625 (find_func_aliases): Simplify call handling.
8627 2009-03-27 Richard Guenther <rguenther@suse.de>
8629 PR tree-optimization/39120
8630 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
8631 as a representative.
8632 (solve_graph): Do propagate CALLUSED.
8633 (handle_pure_call): Use a scalar constraint from CALLUSED for
8635 (find_what_p_points_to): CALLUSED shall not appear in poins-to
8638 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8641 * c-common.c (handle_aligned_attribute): Properly check alignment
8642 overflow. Use (1U << i) instead of (1 << i).
8644 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
8646 * expr.h (get_mem_align_offset): Updated.
8648 * tree.h (tree_decl_common): Change align to "unsigned int" and
8649 move it before pointer_alias_set.
8651 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8652 Jakub Jelinek <jakub@redhat.com>
8655 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
8656 gr_register_operand with gr_reg_or_0_operand.
8657 (cmpxchg_rel_di): Likewise.
8658 (sync_lock_test_and_set<mode>): Likewise.
8660 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8662 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
8663 (true_regnum): Likewise.
8665 * rtlanal.c (subreg_info): Moved to ...
8666 * rtl.h (subreg_info): Here. New.
8667 (subreg_get_info): New.
8669 * rtlanal.c (subreg_get_info): Make it extern.
8671 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8674 * config/i386/i386.c (ix86_abi): New.
8675 (override_options): Handle -mabi=.
8676 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
8677 (ix86_call_abi_override): Likewise.
8678 (init_cumulative_args): Likewise.
8679 (function_arg_advance): Likewise.
8680 (function_arg_64): Likewise.
8681 (function_arg): Likewise.
8682 (ix86_pass_by_reference): Likewise.
8683 (ix86_function_value_regno_p): Likewise.
8684 (ix86_build_builtin_va_list_abi): Likewise.
8685 (setup_incoming_varargs_64): Likewise.
8686 (is_va_list_char_pointer): Likewise.
8687 (ix86_init_machine_status): Likewise.
8688 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
8689 (ix86_function_type_abi): Return enum calling_abi. Rewrite
8690 for 64bit. Replace DEFAULT_ABI with ix86_abi.
8691 (ix86_function_abi): Make it static and return enum calling_abi.
8692 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
8694 (ix86_fn_abi_va_list): Updated.
8696 * config/i386/i386.h (ix86_abi): New.
8697 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
8698 (CONDITIONAL_REGISTER_USAGE): Likewise.
8699 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
8700 (machine_function): Likewise.
8702 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
8704 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
8705 (STACK_BOUNDARY): Likewise.
8706 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
8708 * config/i386/i386.opt (mabi=): New.
8710 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
8711 return enum calling_abi.
8712 (ix86_function_type_abi): Likewise.
8713 (ix86_function_abi): Removed.
8715 * doc/invoke.texi: Document -mabi= option for x86.
8717 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8719 * builtins.c (real_dconstp): Delete.
8720 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
8722 2009-03-27 Dodji Seketeli <dodji@redhat.com>
8723 Jakub Jelinek <jakub@redhat.com>
8726 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
8727 (gen_subprogram_die): When a function is explicit, generate the
8728 DW_AT_explicit attribute.
8729 * langhooks.h (struct lang_hooks_for_decls): Add
8730 function_decl_explicit_p langhook.
8731 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
8732 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
8734 2009-03-27 Jakub Jelinek <jakub@redhat.com>
8736 * builtins.c (fold_builtin_memory_op): Optimize memmove
8737 into memcpy if we can prove source and destination don't overlap.
8739 * tree-inline.c: Include gt-tree-inline.h.
8740 (clone_fn_id_num): New variable.
8741 (clone_function_name): New function.
8742 (tree_function_versioning): Use it.
8743 * Makefile.in (GTFILES): Add tree-inline.c.
8745 2009-03-27 Mark Mitchell <mark@codesourcery.com>
8747 * BASE-VER: Change to 4.5.0.
8749 2009-03-27 Xinliang David Li <davidxl@google.com>
8751 PR tree-optimization/39557
8752 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
8754 2009-03-27 Xinliang David Li <davidxl@google.com>
8756 PR tree-optimization/39548
8757 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
8760 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8762 * c-common.c (pointer_int_sum): Use %wd on return from
8765 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8767 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
8768 on return from tree_low_cst.
8770 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
8773 * ginclude/stdarg.h (va_copy): Define also for
8774 __GXX_EXPERIMENTAL_CXX0X__.
8776 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8779 * builtins.h (c_strlen): Do not warn here.
8780 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
8781 * c-common.c (pointer_int_sum): Take an explicit location.
8782 Warn about offsets out of bounds.
8783 * c-common.h (pointer_int_sum): Adjust declaration.
8785 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8787 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
8790 2009-03-26 Jakub Jelinek <jakub@redhat.com>
8793 * opts.c (warn_if_disallowed_function_p): Don't assume
8794 get_callee_fndecl must return non-NULL.
8796 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
8798 PR rtl-optimization/39522
8799 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
8800 when reg_reloaded_valid is set.
8802 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8804 * config/spu/divv2df3.c: New file.
8805 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
8806 (DPBIT_FUNCS): Filter out _div_df.
8808 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
8810 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
8811 a jump insn, count that jump in the distance to the loop start.
8813 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
8816 * config/sh/sh.c (calc_live_regs): Fix condition for global
8817 registers except PIC_OFFSET_TABLE_REGNUM.
8819 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
8822 * doc/invoke.texi (-mconsole): New.
8826 (-mnop-fun-dllimport): New.
8830 (sub section "i386 and x86-64 Windows Options"): New.
8832 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
8834 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
8835 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
8837 2009-03-25 Richard Guenther <rguenther@suse.de>
8840 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
8843 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
8845 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
8846 neither of haifa/selective schedulers are working.
8848 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8850 * doc/invoke.texi (Debugging Options): Fix description of
8851 -fno-merge-debug-strings.
8853 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
8855 * config/cris/libgcc.ver: New version-script.
8856 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
8858 * configure.ac <GAS features, nop mnemonic>: Add pattern
8859 crisv32-*-* for "nop".
8860 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
8861 * configure: Regenerate.
8863 2009-03-24 Ira Rosen <irar@il.ibm.com>
8865 PR tree-optimization/39529
8866 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
8867 mark_sym_for_renaming for the tag copied to the new vector
8870 2009-03-24 Arthur Loiret <aloiret@debian.org>
8872 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
8873 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
8874 EXTRA_SPEC_FUNCTIONS.
8875 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
8876 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
8877 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
8878 -march and -mtune options.
8880 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
8882 * config/m68k/t-rtems: Add m5329 multilib.
8884 2009-03-24 Dodji Seketeli <dodji@redhat.com>
8885 Jakub Jelinek <jakub@redhat.com>
8888 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
8891 2009-03-23 Jakub Jelinek <jakub@redhat.com>
8894 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
8895 instead of c_parser_expression_conv, if original_code isn't one of the
8896 4 allowed comparison codes, fail.
8898 2009-03-23 Richard Guenther <rguenther@suse.de>
8900 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
8901 * tree.h (struct tree_type): Likewise.
8902 * reload.h (struct insn_chain): Likewise.
8903 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
8904 * function.h (struct function): Likewise.
8905 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
8907 2009-03-23 Jakub Jelinek <jakub@redhat.com>
8909 PR tree-optimization/39516
8910 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
8912 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
8914 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
8915 should be set true if BITS_PER_WORD of target is bigger than 32
8917 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
8919 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
8920 Translate -B-options to -rpath-link. Correct existing
8921 rpath-link and conditionalize on !nostdlib.
8923 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8925 * doc/extend.texi (Function Attributes, Variable Attributes):
8927 * doc/invoke.texi (Debugging Options, Optimize Options)
8928 (i386 and x86-64 Options, MCore Options): Likewise.
8930 2009-03-20 Jakub Jelinek <jakub@redhat.com>
8933 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
8934 it for block local namespace aliases.
8935 (gen_decl_die): Pass context_die to gen_namespace_die.
8937 2009-03-19 Jakub Jelinek <jakub@redhat.com>
8940 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
8941 minimum or maximum value.
8943 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
8945 * reginfo.c (globalize_reg): Recompute derived reg sets.
8947 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
8950 * libgcc2.c (mprotect): Do not use signed arguments for
8951 VirtualProtect, use DWORD arguments. Also fix the 'may
8952 be used uninitialized' warning for the np variable.
8954 2009-03-19 Jakub Jelinek <jakub@redhat.com>
8957 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
8958 functions using regparm calling conventions when not optimizing.
8959 (ix86_function_sseregparm): Similarly for sseregparm calling
8962 2009-03-19 Li Feng <nemokingdom@gmail.com>
8965 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
8966 dependence if the first conflict is after niter iterations.
8968 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
8971 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
8972 functions with dynamic stack-pointer adjustments.
8974 2009-03-19 Ben Elliston <bje@au.ibm.com>
8976 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
8977 option; change to -msdata=data.
8979 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8981 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
8984 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
8987 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
8989 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
8991 * doc/invoke.texi (Code Gen Options): Expand discussion of
8994 2009-03-18 Jakub Jelinek <jakub@redhat.com>
8996 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
8997 * matrix-reorg.c (struct matrix_info): Likewise.
8998 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
8999 * rtl.h (struct mem_attrs): Likewise.
9000 * df.h (struct df): Likewise.
9001 * tree-data-ref.h (struct data_dependence_relation): Likewise.
9002 * ira-int.h (struct ira_allocno): Likewise.
9003 * df-scan.c (struct df_collection_rec): Likewise.
9004 * ira.c (struct equivalence): Likewise.
9005 * function.c (struct temp_slot): Likewise.
9006 * cfgloop.h (struct loop): Likewise.
9009 * function.c (use_register_for_decl): When not optimizing, disregard
9010 register keyword for variables with types containing methods.
9012 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
9015 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
9016 (is_simple_operand): Call contains_component_ref_p before calling data
9017 reference analysis that would fail on COMPONENT_REFs.
9019 * tree-vrp.c (search_for_addr_array): Fix formatting.
9021 2009-03-18 Richard Guenther <rguenther@suse.de>
9023 * tree-vect-transform.c (vect_loop_versioning): Fold the
9024 generated comparisons.
9025 * tree-vectorizer.c (set_prologue_iterations): Likewise.
9026 (slpeel_tree_peel_loop_to_edge): Likewise.
9028 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9031 * opts.c (print_specific_help): In addition to `undocumented',
9032 accept `separate' and `joined' flags if passed alone. Describe
9033 output by the first matched one of those.
9034 (common_handle_option): Skip over empty strings.
9035 * gcc.c (display_help): Fix help string for `--help='.
9036 * doc/invoke.texi (Option Summary, Overall Options): With
9037 `--help=', classes and qualifiers can both be repeated, but
9038 only the latter can be negated. One should not pass only
9039 negated qualifiers. Fix markup and examples.
9042 2008-10-14 Jakub Jelinek <jakub@redhat.com>
9044 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
9045 and -fhelp=separate.
9047 2009-03-17 Jing Yu <jingyu@google.com>
9050 * function.h (struct rtl_data): Move is_thunk from here...
9051 (struct function): ...to here.
9052 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
9053 * varasm.c (assemble_start_function): Change is_thunk from crtl to
9055 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
9057 (alpha_does_function_need_gp, alpha_start_function): Likewise.
9058 (alpha_output_function_end_prologue): Likewise.
9059 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
9060 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
9061 (rs6000_output_function_epilogue): Likewise.
9062 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
9064 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
9067 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
9068 from different units in a single alternative.
9069 (*truncdfsf_i387): Ditto.
9070 (*truncxfsf2_mixed): Ditto.
9071 (*truncxfdf2_mixed): Ditto.
9073 2009-03-17 Jakub Jelinek <jakub@redhat.com>
9075 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
9076 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
9079 * tree-ssa-live.c (remove_unused_locals): Don't remove local
9080 unused non-artificial variables when not optimizing.
9083 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
9084 DW_TAG_imported_module even if decl is IMPORTED_DECL with
9085 NAMESPACE_DECL in its DECL_INITIAL.
9088 * optabs.c (set_user_assembler_libfunc): New function.
9089 * expr.h (set_user_assembler_libfunc): New prototype.
9090 * c-common.c: Include libfuncs.h.
9091 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
9092 for memcmp, memset, memcpy, memmove and abort.
9093 * Makefile.in (c-common.o): Depend on libfuncs.h.
9096 * dwarf2out.c (gen_inlined_enumeration_type_die,
9097 gen_inlined_structure_type_die, gen_inlined_union_type_die,
9098 gen_tagged_type_instantiation_die): Removed.
9099 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
9102 2009-03-17 Janis Johnson <janis187@us.ibm.com>
9105 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
9107 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
9108 (check-parallel-%): Ditto.
9109 (check-consistency): Ditto.
9111 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
9113 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
9114 local variable rhs by NULL_TREE.
9116 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
9119 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
9121 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
9124 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
9126 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
9129 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
9130 for ms->sysv ABI calls only in 64bit mode.
9132 * config/i386/i386.md (untyped_call): Support 32bit.
9134 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
9136 * doc/extend.texi: Replace x86_65 with x86_64.
9138 2009-03-16 Jakub Jelinek <jakub@redhat.com>
9140 PR tree-optimization/39455
9141 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
9142 mismatches for POINTER_TYPE_P (type).
9143 (number_of_iterations_le): Likewise.
9145 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
9147 * config/picochip/picochip.c: Removed profiling support.
9148 * config/picochip/picochip.md: Removed profiling instruction.
9149 * config/picochip/picochip.h: Removed profiling builtin.
9151 2009-03-16 Joseph Myers <joseph@codesourcery.com>
9153 * doc/install.texi (--with-host-libstdcxx): Document.
9155 2009-03-14 Anatoly Sokolov <aesok@post.ru>
9158 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
9159 generate a warning if the function name does not begin with
9160 "__vector" and the function has either the 'signal' or 'interrupt'
9161 attribute, from here to ...
9162 (avr_declare_function_name): ...here. New function.
9163 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
9164 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
9166 2009-03-14 Jakub Jelinek <jakub@redhat.com>
9169 * cse.c (fold_rtx): Don't modify original const_arg1 when
9170 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
9171 separate variable instead.
9172 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
9173 from out of range shift counts.
9174 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
9176 2009-03-13 Catherine Moore <clm@codesourcery.com>
9178 * config/i386/x-mingw32 (host-mingw32.o): Replace
9179 diagnostic.h with $(DIAGNOSTIC_H).
9181 2009-03-12 Jakub Jelinek <jakub@redhat.com>
9184 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
9186 * config/i386/sync.md (sync_compare_and_swap<mode>,
9187 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
9188 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
9190 (sync_double_compare_and_swapdi_pic,
9191 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
9192 cmpxchg8b_pic_memory_operand instead of just memory_operand.
9194 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
9197 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
9199 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
9202 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
9203 (avx_addsubv4df3): Likewise.
9204 (*avx_addsubv4sf3): Likewise.
9205 (sse3_addsubv4sf3): Likewise.
9207 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
9210 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
9212 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
9215 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
9216 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
9217 registers for allocnos created from user-defined variables.
9219 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9222 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
9223 of non-integer mode as well.
9225 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
9227 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
9228 for functions for which the parameter types are unknown.
9230 2009-03-11 Jakub Jelinek <jakub@redhat.com>
9233 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
9234 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
9235 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
9236 * config/i386/i386.c (ix86_local_alignment): For
9237 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
9238 long long variables on the stack to avoid dynamic realignment.
9239 Allow the first argument to be a decl rather than type.
9240 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
9242 2009-03-11 Nick Clifton <nickc@redhat.com>
9245 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
9247 Add description to mno-lsim option.
9248 * config/mcore/mcore.h: Remove comment about deprecated m4align
9250 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
9251 * doc/invoke.texi: Add description of mno-lsim and
9252 mstack-increment options.
9254 * config/fr30/fr30.opt: Document the -mno-lsim option.
9255 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
9256 and -mno-lsim options.
9258 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9260 * fold-const.c (fold_comparison): Only call fold_inf_compare
9261 if the mode supports infinities.
9263 2009-03-11 Jason Merrill <jason@redhat.com>
9266 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
9267 end already did. Notice GIMPLE_CALL modifications of the result.
9268 Don't copy debug information from an ignored decl or a decl from
9271 2009-03-10 Richard Guenther <rguenther@suse.de>
9272 Nathan Froyd <froydnj@codesourcery.com>
9275 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
9276 (__divMODE3): Likewise.
9278 2009-03-09 Jakub Jelinek <jakub@redhat.com>
9280 PR tree-optimization/39394
9281 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
9282 DECL_SIZE_UNIT of variable length FIELD_DECLs.
9284 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9286 * recog.c (verfiy_changes): Disallow renaming of hard regs in
9287 inline asms for register asm ("") declarations.
9289 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
9291 * fold-const.c (fold_unary): Fix comment.
9293 2009-03-07 Jan Hubicka <jh@suse.cz>
9296 * tree-inline.c (setup_one_parameter): Do replacement of const
9297 argument by constant in SSA form.
9299 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9302 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
9303 determine alignment passed to assign_stack_local.
9304 (assign_parms_unsplit_complex): Likewise.
9305 * except.c (sjlj_build_landing_pads): Likewise.
9307 2009-03-06 Jakub Jelinek <jakub@redhat.com>
9310 * tree-flow.h (add_referenced_var): Return bool instead of void.
9311 * tree-dfa.c (add_referenced_var): Return result of
9312 referenced_var_check_and_insert call.
9313 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
9314 of referenced_var_check_and_insert.
9317 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
9318 (gen_variable_die): Emit DW_AT_location on abstract static variable's
9319 DIE, don't emit it if abstract origin already has it.
9320 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
9321 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
9323 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
9325 * genpreds.c (needs_variable): Fix parentheses at variable name
9327 (write_tm_constrs_h): Indent generated code.
9329 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9331 * doc/extend.texi (Function Attributes): Add documentation
9334 2009-03-06 Jakub Jelinek <jakub@redhat.com>
9337 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
9338 take locus from its DECL_SOURCE_LOCATION instead of input_location.
9340 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
9342 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
9345 2009-03-05 Jakub Jelinek <jakub@redhat.com>
9348 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
9349 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
9351 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
9353 * config/i386/i386.md (R8_REG, R9_REG): New constants.
9354 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
9355 constants instead of magic numbers.
9356 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
9358 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
9359 (x86_64_ms_abi_int_parameter_registers): Ditto.
9360 (x86_64_int_return_registers): Ditto.
9361 (ix86_maybe_switch_abi): Ditto.
9362 (ix86_expand_call): Ditto for clobbered_registers array.
9363 (ix86_hard_regno_mode_ok): Ditto.
9364 (x86_extended_QIreg_mentioned_p): Ditto.
9366 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
9368 PR tree-optimization/39349
9369 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
9371 * combine.c (gen_lowpart_for_combine): Use omode when generating
9374 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
9376 PR rtl-optimization/39235
9377 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
9379 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
9381 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
9383 2009-03-04 Richard Guenther <rguenther@suse.de>
9385 PR tree-optimization/39362
9386 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
9387 that occur in abnormal PHIs should be varying.
9389 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
9391 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
9393 (simple_iv): Take loop as an argument instead of statement.
9394 * tree-scalar-evolution.h (simple_iv): Declaration changed.
9395 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
9397 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
9399 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
9400 * matrix-reorg.c (analyze_transpose): Ditto.
9401 * tree-data-ref.c (dr_analyze_innermost): Ditto.
9402 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
9403 * tree-predcom.c (ref_at_iteration): Ditto.
9404 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
9406 2009-03-04 Richard Guenther <rguenther@suse.de>
9408 PR tree-optimization/39358
9409 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
9410 escaped_id and callused_id.
9411 (solve_graph): Likewise.
9413 2009-03-04 Richard Guenther <rguenther@suse.de>
9415 PR tree-optimization/39339
9416 * tree-sra.c (try_instantiate_multiple_fields): Make it
9417 no longer ICE on the above.
9419 2009-03-03 Joseph Myers <joseph@codesourcery.com>
9421 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
9422 that fits within Pmode.
9424 2009-03-03 Steve Ellcey <sje@cup.hp.com>
9427 * tm.texi (LIBCALL_VALUE): Update description.
9429 2009-03-03 Steve Ellcey <sje@cup.hp.com>
9432 * doc/extend.texi (section): Update description.
9434 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
9437 * tree-inline.c (remapped_type): New.
9438 (can_be_nonlocal): Call remapped_type instead of remap_type.
9440 2009-03-03 Jakub Jelinek <jakub@redhat.com>
9443 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
9444 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
9446 2009-03-03 Richard Guenther <rguenther@suse.de>
9449 * tree.c (tree_nonartificial_location): New function.
9450 * tree.h (tree_nonartificial_location): Declare.
9451 * builtins.c (expand_builtin_memory_chk): Provide location
9452 of the call location for artificial function pieces.
9453 (maybe_emit_chk_warning): Likewise.
9454 (maybe_emit_sprintf_chk_warning): Likewise.
9455 (maybe_emit_free_warning): Likewise.
9456 * expr.c (expand_expr_real_1): Likewise.
9458 2009-03-03 Jakub Jelinek <jakub@redhat.com>
9460 PR tree-optimization/39343
9461 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
9462 COMPONENT_REF t has ARRAY_TYPE.
9464 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
9467 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
9468 when the type precision of the induction variable should be
9469 larger than the type precision of nit.
9470 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
9471 * graphite.c (graphite_loop_normal_form): Same.
9472 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
9474 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
9476 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
9477 (*call_1_rex64_ms_sysv): Use named constants instead of magic
9478 numbers to describe clobbered registers.
9479 (*call_value_0_rex64_ms_sysv): Ditto.
9480 * config/i386/mmx.md (mmx_emms): Ditto.
9483 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
9485 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
9488 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9490 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
9491 (spu_section_type_flags): New function.
9493 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
9495 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
9496 reg_class_contents of FLOAT_REGS into a temporary.
9498 2009-03-02 Richard Guenther <rguenther@suse.de>
9499 Ira Rosen <irar@il.ibm.com>
9501 PR tree-optimization/39318
9502 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
9503 information to the vectorized statement.
9505 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
9507 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
9508 variable. Use defined names instead of magic constants for REX SSE
9511 2009-03-01 Richard Guenther <rguenther@suse.de>
9513 PR tree-optimization/39331
9514 * omp-low.c (lower_send_shared_vars): Do not receive new
9515 values for the reference of DECL_BY_REFERENCE parms or results.
9517 2009-03-01 Jan Hubicka <jh@suse.cz>
9520 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
9521 BLOCK_NONLOCALIZED_VAR): New macros.
9522 (tree_block): Add nonlocalized_vars.
9523 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
9524 gen_decl_die): Add origin argument. Allow generation of die with
9525 origin at hand only.
9526 (gen_member_die, gen_type_die_with_usage, force_decl_die,
9527 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
9529 (gen_block_die): Fix checking for unused blocks.
9530 (process_scope_var): Break out from .... ; work with origins only.
9531 (decls_for_scope) ... here; process nonlocalized list.
9532 (dwarf2out_ignore_block): Look for nonlocalized vars.
9533 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
9535 (dump_scope_block): Dump them.
9536 * tree-inline.c (remap_decls): Handle nonlocalized vars.
9537 (remap_block): Likewise.
9538 (can_be_nonlocal): New predicate.
9539 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
9541 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9543 * configure: Regenerate.
9545 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9547 * optc-gen.awk: No need to duplicate option flags twice.
9548 Reuse help texts for duplicate options which do not have any.
9550 * gcc.c (display_help): Document --version.
9552 * gcc.c (main): If print_help_list and verbose_flag, ensure
9553 driver output comes before subprocess output.
9555 * optc-gen.awk: Assign all remaining fields to help string,
9556 space-separated, for multi-line help in *.opt.
9558 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
9559 -Wno-pedantic-ms-format is for MinGW targets only.
9561 * doc/options.texi (Option file format): Fix bad indentation,
9562 restoring dropped sentence.
9564 2009-02-28 Jan Hubicka <jh@suse.cz>
9566 * tree-inline.c (tree_function_versioning): Output debug info.
9568 2009-02-28 Jan Hubicka <jh@suse.cz>
9571 * tree-inline.c (setup_one_parameter): Do not copy propagate
9572 arguments when not optimizing.
9574 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
9577 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
9578 (avx_addsubv4df3): Likewise.
9579 (*avx_addsubv4sf3): Likewise.
9580 (sse3_addsubv4sf3): Likewise.
9581 (*avx_addsubv2df3): Likewise.
9582 (sse3_addsubv2df3): Likewise.
9583 (avx_unpckhps256): Correct item selectors.
9584 (avx_unpcklps256): Likewise.
9585 (avx_unpckhpd256): Likewise.
9586 (avx_unpcklpd256): Likewise.
9588 2009-02-28 Jan Hubicka <jh@suse.cz>
9590 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
9592 (copy_arguments_for_versioning): If var is declared don't declare it.
9593 (tree_function_versioning): First setup substitutions and then copy
9596 2009-02-27 Jan Hubicka <jh@suse.cz>
9599 * cgraph.h (varpool_output_debug_info): Remove.
9600 * cgraphunit.c (varpool_output_debug_info): Remove.
9601 * dwarf2out.c (deferred_locations_struct): New struct
9602 (deferred_locations): New type.
9603 (deferred_locations_list): New static var.
9604 (deffer_location): New function.
9605 (gen_variable_die): Use it.
9606 (decls_for_scope): Output info on local static vars.
9607 (dwarf2out_finish): Process deferred locations.
9608 * varpool.c (varpool_output_debug_info): Remove.
9610 2009-02-27 Jan Hubicka <jh@suse.cz>
9613 * tree.h (TREE_PROTECTED): Fix comment.
9614 (BLOCK_HANDLER_BLOCK): Remove.
9615 (struct tree_block): Remove handler_block add body_block.
9616 (inlined_function_outer_scope_p): New.
9617 (is_body_block): Remove.
9618 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
9619 * dwarf2out.c (is_inlined_entry_point): Remove.
9620 (add_high_low_attributes): Use inlined_function_outer_scope_p.
9621 (gen_block_die): Use is_inlined_entry_point check. Remove body block
9623 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
9624 * gimplify.c (gimplify_expr): Gimplify body blocks.
9625 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
9626 block with multiple subblocks.
9627 (dump_scope_block): Prettier output; dump more flags and info.
9628 (dump_scope_blocks): New.
9629 (remove_unused_locals): Use dump_scope_blocks.
9630 * tree-flow.h (dump_scope_blocks): Declare.
9631 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
9632 * stmt.c (is_body_block): Remove.
9633 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
9634 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
9636 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
9639 * graphite.c (graphite_loop_normal_form): Do not call
9640 number_of_iterations_exit from a gcc_assert.
9642 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9644 * config/s390/s390.c (s390_swap_cmp): Look for conditional
9645 jumps if COND is NULL.
9646 (find_cond_jump): New function.
9647 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
9648 * config/s390/s390.md: Remove z10_cobra attribute value.
9650 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
9652 * config/alpha/alpha.h (alpha_expand_mov): Return false if
9653 force_const_mem returns NULL_RTX.
9655 2009-02-26 Jan Hubicka <jh@suse.cz>
9658 * cgraph.h (varpool_output_debug_info): Remove.
9659 * cgraphunit.c (varpool_output_debug_info): Remove.
9660 * dwarf2out.c (deferred_locations_struct): New struct
9661 (deferred_locations): New type.
9662 (deferred_locations_list): New static var.
9663 (deffer_location): New function.
9664 (gen_variable_die): Use it.
9665 (decls_for_scope): Output info on local static vars.
9666 (dwarf2out_finish): Process deferred locations.
9667 * varpool.c (varpool_output_debug_info): Remove.
9669 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
9671 PR rtl-optimization/39241
9672 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
9673 to subreg_offset_representable_p.
9675 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
9677 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
9678 execute function prototype. Get f and nregs from max_reg_num
9679 and get_insns. Remove the first backward pass as it's dead,
9680 guard the forward pass by flag_expensive_optimizations.
9681 (rest_of_handle_regmove): Delete.
9682 (pass_regmove): Replace it with regmove_optimize.
9684 2009-02-25 Martin Jambor <mjambor@suse.cz>
9686 PR tree-optimization/39259
9687 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
9688 calls_alloca function flags.
9689 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
9692 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
9694 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
9695 flags_set_1_rtx, flags_set_1_set): Delete.
9696 (regmove_optimize): Do not call mark_flags_life_zones.
9698 2009-02-24 Julian Brown <julian@codesourcery.com>
9701 * config/arm/arm.c (require_pic_register): Only set
9702 cfun->machine->pic_reg once per function.
9704 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
9706 * doc/invoke.texi (Link Options): Document an easier way to pass
9707 options that take arguments to the GNU linker using -Xlinker and -Wl.
9709 2009-02-24 Steve Ellcey <sje@cup.hp.com>
9712 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
9714 2009-02-24 Richard Guenther <rguenther@suse.de>
9717 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
9719 2009-02-24 Richard Guenther <rguenther@suse.de>
9720 Zdenek Dvorak <ook@ucw.cz>
9722 PR tree-optimization/39233
9723 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
9724 from converting them to a generic type.
9726 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
9728 PR tree-optimization/39260
9729 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
9730 contains a condition with a real type.
9731 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
9733 2009-02-23 Jason Merrill <jason@redhat.com>
9736 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
9737 narrowing_initializer_constant_valid_p.
9738 (narrowing_initializer_constant_valid_p): Don't return
9739 null_pointer_node for adding a pointer to itself.
9741 2009-02-23 Jan Hubicka <jh@suse.cz>
9744 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
9747 2009-02-23 Jan Hubicka <jh@suse.cz>
9749 PR tree-optimization/37709
9750 * tree.c (block_ultimate_origin): Move here from dwarf2out.
9751 * tree.h (block_ultimate_origin): Declare.
9752 * dwarf2out.c (block_ultimate_origin): Move to tree.c
9753 * tree-ssa-live.c (remove_unused_scope_block_p):
9754 Eliminate blocks containig no instructions nor live variables nor
9756 (dump_scope_block): New function.
9757 (remove_unused_locals): Enable removal of dead blocks by default;
9758 enable dumping at TDF_DETAILS.
9760 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
9762 * config/i386/i386.c (classify_argument): Don't allow COImode
9764 (function_arg_advance_32): Don't allow OImode.
9765 (function_arg_32): Likewise.
9766 (function_value_32): Likewise.
9767 (return_in_memory_32): Likewise.
9768 (function_arg_64): Remove OImode comment.
9770 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
9773 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
9774 ix86_expand_vector_set for V4DImode in 64bit mode only.
9775 (ix86_expand_vector_init_one_var): Likewise.
9777 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
9779 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
9781 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
9784 * loop-iv.c: Revert last change.
9785 * emit-rtl.c: Likewise.
9787 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
9790 * config/i386/i386.c (type_natural_mode): Remove an extra
9791 space in the warning message.
9792 (function_value_32): Handle 32-byte vector modes.
9793 (return_in_memory_32): Likewise.
9795 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
9797 * loop-iv.c (truncate_value): New function.
9798 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
9800 (lowpart_subreg): Move to...
9801 * emit-rtl.c: ...here.
9803 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
9805 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
9806 accidental and undocumented change at revision 140860.
9808 2009-02-21 Joseph Myers <joseph@codesourcery.com>
9810 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
9811 take gimple_seq * arguments.
9812 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
9813 types_compatible_p langhook.
9815 2009-02-20 Mark Mitchell <mark@codesourcery.com>
9816 Joseph Myers <joseph@codesourcery.com>
9818 * config/arm/arm.c (arm_builtin_va_list): New function.
9819 (arm_expand_builtin_va_start): Likewise.
9820 (arm_gimplify_va_arg_expr): Likewise.
9821 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
9822 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
9823 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
9824 (va_list_type): New variable.
9825 (arm_mangle_type): Mangle va_list_type appropriately.
9827 2009-02-20 Jakub Jelinek <jakub@redhat.com>
9830 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
9831 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
9832 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
9833 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
9834 parameter to 1000 for -O1 by default.
9835 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
9837 * loop-invariant.c: Include params.h.
9838 (move_loop_invariants): Don't call move_single_loop_invariants on
9841 2009-02-20 Jaka Mocnik <jaka@xlab.si>
9843 * calls.c (emit_library_call_value_1): Use slot_offset instead of
9844 offset when calculating bounds for indexing stack_usage_map. Fixes
9845 a buffer overflow with certain target setups.
9847 2009-02-20 Jakub Jelinek <jakub@redhat.com>
9850 * calls.c (expand_call): Clear try_tail_call if caller and callee
9851 disagree in promotion of function return value.
9853 2009-02-19 Jakub Jelinek <jakub@redhat.com>
9856 * c-common.c (c_determine_visibility): If visibility changed and
9857 DECL_RTL has been already set, call make_decl_rtl to update symbol
9860 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
9863 * varasm.c (assemble_variable): Don't check DECL_NAME when
9864 globalizing a variable.
9866 2009-02-19 Joseph Myers <joseph@codesourcery.com>
9869 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
9870 expression before any __builtin_trap call.
9871 * c-typeck.c (build_function_call): Convert and check function
9872 arguments before generating a call to a trap. Evaluate the
9873 function arguments before the trap.
9875 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
9878 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
9879 (UNSPEC_FXAM_MEM): New unspec.
9880 (fxam<mode>2_i387_with_temp): New insn and split pattern.
9881 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
9882 memory using fxam<mode>2_i387_with_temp to remove excess precision.
9884 2009-02-19 Richard Guenther <rguenther@suse.de>
9886 PR tree-optimization/39207
9887 PR tree-optimization/39074
9888 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
9889 storedanything_tree): New.
9890 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
9891 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
9892 (build_succ_graph): Add edges from STOREDANYTHING to all
9894 (init_base_vars): Initialize STOREDANYTHING.
9895 (compute_points_to_sets): Free substitution info after
9896 building the succ graph.
9897 (ipa_pta_execute): Likewise.
9899 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
9901 (do_ds_constraint): Do not add to special var or non-pointer
9903 (type_could_have_pointers): Split out from ...
9904 (could_have_pointers): ... here. For arrays use the element type.
9905 (create_variable_info_for): Initialize may_have_pointers.
9906 (new_var_info): Likewise.
9907 (handle_lhs_call): Make the HEAP variable unknown-sized.
9908 (intra_create_variable_infos): Use a type with pointers for
9909 PARM_NOALIAS, make it unknown-sized.
9911 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
9914 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
9916 2009-02-18 Jason Merrill <jason@redhat.com>
9919 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
9920 value if DECL_EXTERNAL.
9921 * tree-sra.c (sra_walk_gimple_assign): Likewise.
9922 * target.h (gcc_target::binds_local_p): Clarify "module".
9923 * tree.h (TREE_PUBLIC): Clarify "module".
9925 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
9928 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
9929 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
9931 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
9934 * c.opt (Wabi): Support C and ObjC.
9937 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
9939 * config/i386/i386.c (classify_argument): Warn once about the ABI
9940 change when passing union with long double.
9942 * doc/invoke.texi: Update -Wabi for warning psABI changes.
9944 2009-02-18 Joseph Myers <joseph@codesourcery.com>
9947 * c-parser.c (c_parser_compound_statement): Always enter and leave
9950 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9953 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
9955 2009-02-18 Jakub Jelinek <jakub@redhat.com>
9957 PR tree-optimization/36922
9958 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
9959 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
9962 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
9964 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
9967 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
9969 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
9971 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
9973 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
9976 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
9977 Richard Sandiford <rdsandiford@googlemail.com>
9979 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
9980 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
9981 (loongson_biadd): ...this.
9983 2009-02-17 Richard Guenther <rguenther@suse.de>
9985 PR tree-optimization/39202
9986 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
9987 a var make sure to follow existing collapses.
9989 2009-02-17 Richard Guenther <rguenther@suse.de>
9992 * langhooks.c (lhd_print_error_function): Check for NULL block.
9994 2009-02-17 Richard Guenther <rguenther@suse.de>
9996 PR tree-optimization/39204
9997 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
10000 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
10002 * config/soft-fp/double.h: Update from glibc CVS.
10004 2009-02-17 Richard Guenther <rguenther@suse.de>
10006 PR tree-optimization/39207
10007 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
10008 strict-aliasing warnings for pointers pointing to NULL.
10010 2009-02-16 Joseph Myers <joseph@codesourcery.com>
10013 * c-parser.c (c_parser_braced_init): Call pop_init_level when
10014 skipping until next close brace.
10016 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
10019 * config/i386/i386.c (ix86_expand_push): Set memory alignment
10020 to function argument boundary.
10022 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
10024 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
10025 in the lea_add. Reload eventually constraints it properly.
10026 * config/picochip/constraints.md: Remove the target constraint
10027 "b", since it is not needed anymore.
10029 2009-02-16 Jakub Jelinek <jakub@redhat.com>
10031 * gthr-dce.h: Uglify function parameter and local variable names.
10032 * gthr-gnat.h: Likewise.
10033 * gthr-mipssde.h: Likewise.
10034 * gthr-nks.h: Likewise.
10035 * gthr-posix95.h: Likewise.
10036 * gthr-posix.h: Likewise.
10037 * gthr-rtems.h: Likewise.
10038 * gthr-single.h: Likewise.
10039 * gthr-solaris.h: Likewise.
10040 * gthr-tpf.h: Likewise.
10041 * gthr-vxworks.h: Likewise.
10042 * gthr-win32.h: Likewise.
10044 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
10047 * config/i386/i386.md: Restrict the new peephole2 to move
10048 between MMX/SSE registers.
10050 2009-02-15 Richard Guenther <rguenther@suse.de>
10053 2009-02-13 Richard Guenther <rguenther@suse.de>
10055 * configure.ac: Enable LFS.
10056 * configure: Re-generate.
10057 * config.in: Likewise.
10059 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10061 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
10062 spu_srqwbyte, spu_srqwbytebc): Define.
10063 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
10064 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
10065 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
10066 "shrqby_<mode>"): New insn-and-split patterns.
10067 * config/spu/spu.c (expand_builtin_args): Determine and return
10068 number of operands using spu_builtin_description data.
10069 (spu_expand_builtin_1): Use it.
10071 2009-02-13 Steve Ellcey <sje@cup.hp.com>
10074 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
10077 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
10080 * config/i386/i386.c (override_options): Correct warning
10081 messages for -malign-loops, -malign-jumps and -malign-functions.
10083 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
10086 * config/i386/i386.md: Restrict the new peephole2 to move
10087 between the general purpose registers.
10089 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
10092 * config/i386/i386.c (type_natural_mode): Add a new argument.
10093 Return the original mode and warn ABI change if vector size is 32byte.
10094 (function_arg_advance): Updated.
10095 (function_arg): Likewise.
10096 (ix86_function_value): Likewise.
10097 (ix86_return_in_memory): Likewise.
10098 (ix86_sol10_return_in_memory): Likewise.
10099 (ix86_gimplify_va_arg): Likewise.
10100 (function_arg_32): Don't warn ABX ABI change here.
10101 (function_arg_64): Likewise.
10103 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
10105 * loop-iv.c (implies_p): In the final case, test that operands 0
10106 of the two comparisons match.
10108 * config/bfin/bfin.c (find_prev_insn_start): New function.
10109 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
10110 (find_next_insn_start): Move.
10112 2009-02-13 Richard Guenther <rguenther@suse.de>
10114 * configure.ac: Enable LFS.
10115 * configure: Re-generate.
10116 * config.in: Likewise.
10118 2009-02-13 Joseph Myers <joseph@codesourcery.com>
10121 * c-parser.c (c_parser_parms_list_declarator): Discard pending
10122 sizes on syntax error after some arguments have been parsed.
10124 2009-02-12 Jakub Jelinek <jakub@redhat.com>
10126 * doc/invoke.texi (-fira): Remove.
10128 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
10130 * caller-save.c: Replace regclass.c with reginfo.c in comments.
10131 * recog.c: Likewise.
10134 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
10136 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
10137 (umul_ppmm): Likewise.
10138 (count_leading_zeros): Likewise.
10139 (count_trailing_zeros): Likewise.
10140 (UMUL_TIME): Likewise.
10142 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
10144 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
10145 soft-fp/t-softfp to tmake_file.
10147 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
10148 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
10149 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
10150 IA64_BUILTIN_INFQ]: New.
10151 (ia64_init_builtins): Initialize __builtin_infq,
10152 __builtin_fabsq and __builtin_copysignq if not HPUX.
10153 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
10154 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
10156 * config/ia64/lib1funcs.asm (__divtf3): Define only if
10158 (__fixtfti): Likewise.
10159 (__fixunstfti): Likewise.
10160 (__floattitf): Likewise.
10162 * config/ia64/libgcc-glibc.ver: New.
10163 * config/ia64/t-fprules-softfp: Likewise.
10164 * config/ia64/sfp-machine.h: Likewise.
10166 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
10167 (LIBGCC2_TF_CEXT): Likewise.
10168 (TF_SIZE): Likewise.
10169 (TARGET_INIT_LIBFUNCS): Likewise.
10171 * config/ia64/t-glibc (SHLINB_MAPFILES):
10172 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
10174 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
10176 * config/i386/i386.c (construct_container): Rewrite processing
10177 BLKmode with X86_64_SSE_CLASS.
10179 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
10182 * config/i386/i386.md: Replace simplify_replace_rtx with
10183 replace_rtx in the new peephole2.
10185 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
10187 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
10188 loop unrolling do not happen at -O2.
10190 2009-02-12 Michael Matz <matz@suse.de>
10192 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
10194 2009-02-12 Jakub Jelinek <jakub@redhat.com>
10196 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
10199 2009-02-12 Ben Elliston <bje@au.ibm.com>
10201 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
10202 patterns when updating the back chain. Missed in the 2009-02-10
10205 2009-02-11 Janis Johnson <janis187@us.ibm.com>
10207 * doc/extend.texi (Decimal Floating Types): Update identifier of
10208 draft TR and list of missing support.
10210 2009-02-11 Jakub Jelinek <jakub@redhat.com>
10212 PR middle-end/39154
10213 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
10214 bit to variable length decl's flags, add it also to its
10215 pointer replacement variable.
10217 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
10218 Jakub Jelinek <jakub@redhat.com>
10221 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
10222 (memory_blockage): New expander.
10223 (*memory_blockage): New insn pattern.
10224 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
10225 instead of general blockage at the end of function prologue when
10226 frame pointer is used to access red zone area. Do not emit blockage
10227 when profiling, it is emitted in generic code.
10228 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
10229 function epilogue when frame pointer is used to access red zone area.
10231 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
10234 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
10235 by arithmetic with memory operands.
10236 * config/i386/predicates.md (commutative_operator): New.
10238 2009-02-10 Janis Johnson <janis187@us.ibm.com>
10240 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
10243 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
10245 * alias.h (record_alias_subset): Declare.
10246 * alias.c (record_alias_subset): Make global.
10248 2009-02-10 Nick Clifton <nickc@redhat.com>
10250 * tree-parloops.c: Change license to GPLv3.
10251 * ipa-struct-reorg.c: Change license to GPLv3.
10252 * ipa-struct-reorg.h: Change license to GPLv3.
10254 2009-02-10 Steve Ellcey <sje@cup.hp.com>
10257 * c-decl.c (start_struct): Return NULL on error.
10259 2009-02-10 Jakub Jelinek <jakub@redhat.com>
10261 PR middle-end/39124
10262 * cfgloopmanip.c (remove_path): Call remove_bbs after
10263 cancel_loop_tree, not before it.
10266 * function.h (struct function): Add has_local_explicit_reg_vars bit.
10267 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
10268 VAR_DECLs were seen.
10269 * tree-ssa-live.c (remove_unused_locals): Recompute
10270 cfun->has_local_explicit_reg_vars.
10271 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
10272 copies or clearings if cfun->has_local_explicit_reg_vars.
10274 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
10277 * config/i386/i386.c (expand_prologue): Emit blockage at the end
10278 of function prologue when frame pointer is used to access
10281 2009-02-10 Richard Guenther <rguenther@suse.de>
10283 PR middle-end/39127
10284 * gimplify.c (gimple_regimplify_operands): Always look if
10285 we need to create a temporary.
10287 2009-02-10 Richard Guenther <rguenther@suse.de>
10289 PR tree-optimization/39132
10290 * tree-loop-distribution.c (todo): New global var.
10291 (generate_memset_zero): Trigger TODO_rebuild_alias.
10292 (tree_loop_distribution): Return todo.
10294 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
10297 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
10298 (x86_64_reg_class_name): Removed.
10299 (classify_argument): Return 0 if bytes > 32. Return 0 if the
10300 first one isn't X86_64_SSE_CLASS or any other ones aren't
10301 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
10302 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
10303 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
10304 and 3 X86_64_SSEUP_CLASS.
10305 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
10306 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
10308 2009-02-10 Ben Elliston <bje@au.ibm.com>
10310 * config/rs6000/rs6000.md (allocate_stack): Always use an update
10311 form instruction to update the stack back chain word, even if the
10312 user has disabled the generation of update instructions.
10313 (movdi_<mode>_update_stack): New.
10314 (movsi_update_stack): Likewise.
10315 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
10316 always use an update form instruction to update the stack back
10319 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
10321 PR middle-end/38953
10322 * graphite.c (if_region_set_false_region): After moving a region in
10323 the false branch of a condition, remove the empty dummy basic block.
10324 (gloog): Remove wrong fix for PR38953.
10326 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10328 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
10329 generation due to implicit sign extension.
10331 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
10333 PR middle-end/38981
10334 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
10335 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
10337 2009-02-09 Richard Guenther <rguenther@suse.de>
10339 PR middle-end/35202
10340 * convert.c (convert_to_real): Disable (float)fn((double)x)
10341 to fnf(x) conversion if errno differences may occur and
10342 -fmath-errno is set.
10344 2009-02-07 Anatoly Sokolov <aesok@post.ru>
10346 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
10347 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10348 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10350 2009-02-06 Joseph Myers <joseph@codesourcery.com>
10353 * c-common.c (handle_alias_attribute): Disallow attribute for
10354 anything not a FUNCTION_DECL or VAR_DECL.
10356 2009-02-06 Janis Johnson <janis187@us.ibm.com>
10359 * real.c (do_compare): Special-case compare of zero against
10360 decimal float value.
10362 2009-02-06 Joseph Myers <joseph@codesourcery.com>
10365 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
10366 as indicating flexible array members unless the field itself is
10367 being declarared as the incomplete array.
10369 2009-02-06 Jan Hubicka <jh@suse.cz>
10371 PR tree-optimization/38844
10372 * ipa-inline.c (try_inline): Stop inlining recursion when edge
10373 is already inlined.
10375 2009-02-06 Richard Guenther <rguenther@suse.de>
10377 PR middle-end/38977
10378 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
10379 fork because we may expand it as __gcov_fork.
10381 2009-02-06 Nick Clifton <nickc@redhat.com>
10383 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
10385 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
10387 PR tree-optimization/35659
10388 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
10389 vn_phi_eq): Shortcut if hashcode does not match.
10390 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
10392 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
10393 and avoid iterative_hash_expr.
10394 (FOR_EACH_VALUE_ID_IN_SET): New.
10395 (value_id_compare): Remove.
10396 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
10397 sort expressions by value id.
10399 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
10402 * config/sh/predicates.md (general_movsrc_operand): Don't check
10403 the subreg of system registers here.
10405 2009-02-05 Jakub Jelinek <jakub@redhat.com>
10408 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
10409 on the copied decl.
10411 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
10413 PR rtl-optimization/39110
10414 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
10415 addresses, not aligned ones.
10417 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
10418 Richard Guenther <rguenther@suse.de>
10420 PR tree-optimization/39100
10421 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
10422 comment says and add edges.
10424 2009-02-05 Joseph Myers <joseph@codesourcery.com>
10427 * c-common.c (handle_tls_model_attribute): Ignore attribute for
10428 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
10430 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
10432 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
10433 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
10434 register_bb_in_sese, new_sese, free_sese): Moved.
10435 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
10436 outermost_loop_in_scop, build_scop_iteration_domain,
10437 expand_scalar_variables_ssa_name, get_vdef_before_scop,
10438 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
10439 Use loop_in_sese_p instead of loop_in_scop_p.
10440 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
10441 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
10442 (scopdet_basic_block_info): Fix bug in scop detection.
10443 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
10444 eq_loop_to_cloog_loop): Remove.
10445 (nb_loops_around_loop_in_scop, nb_loop
10446 ref_nb_loops): Moved here...
10447 * graphite.h (ref_nb_loops): ... from here.
10448 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
10449 (loop_domain_dim, loop_iteration_vector_dim): Remove.
10450 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
10451 * testsuite/gcc.dg/graphite/scop-19.c: New
10453 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
10454 Hans-Peter Nilsson <hp@axis.com>
10456 PR rtl-optimization/37889
10457 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
10458 Move offset handling from PLUS to before the switch. Use new
10459 arguments when considering SYMBOL_REFs too.
10460 (rtx_addr_can_trap_p): Pass dummy offset and size.
10461 (enum may_trap_p_flags): Remove.
10462 (may_trap_p_1): Pass size from MEM_SIZE.
10464 PR rtl-optimization/38921
10465 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
10466 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
10467 * rtlanal.c (may_trap_after_code_motion_p): Delete.
10468 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
10470 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
10472 AVX Programming Reference (January, 2009)
10473 * config/i386/sse.md (*vpclmulqdq): New.
10475 2009-02-04 Jakub Jelinek <jakub@redhat.com>
10477 PR tree-optimization/38977
10478 PR gcov-profile/38292
10479 * calls.c (special_function_p): Disregard __builtin_ prefix.
10481 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
10483 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
10484 non-indexable addresses even before reload.
10486 2009-02-03 Joseph Myers <joseph@codesourcery.com>
10489 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
10490 as having variable size. Do not give an error for unnamed
10491 parameters with [*] declarators. Give a warning for type names
10492 with [*] declarators and mark them as variable size.
10493 * c-parser.c (c_parser_sizeof_expression): Do not give an error
10494 for sizeof applied to [*] type names.
10496 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10499 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
10501 2009-02-03 Jakub Jelinek <jakub@redhat.com>
10503 * gcc.c (process_command): Update copyright notice dates.
10504 * gcov.c (print_version): Likewise.
10505 * gcov-dump.c (print_version): Likewise.
10506 * mips-tfile.c (main): Likewise.
10507 * mips-tdump.c (main): Likewise.
10509 2009-02-03 Joseph Myers <joseph@codesourcery.com>
10512 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
10513 for composite type involving a zero-length array type.
10515 2009-02-03 Jakub Jelinek <jakub@redhat.com>
10518 * function.c (match_asm_constraints_1): Skip over
10519 initial optional % in the constraint.
10521 PR inline-asm/39059
10522 * c-parser.c (c_parser_postfix_expression): If fixed point is not
10523 supported, don't accept FIXED_CSTs.
10524 * c-decl.c (finish_declspecs): Error if fixed point is not supported
10525 and _Sat is used without _Fract/_Accum. Set specs->type to
10526 integer_type_node for cts_fract/cts_accum if fixed point is not
10529 2009-02-02 Catherine Moore <clm@codesourcery.com>
10531 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
10533 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
10535 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
10536 (ABI_HAS_64BIT_SYMBOLS): Use it.
10537 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
10539 2009-02-02 Paul Brook <paul@codesourcery.com>
10541 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
10543 2009-02-02 Jakub Jelinek <jakub@redhat.com>
10545 PR inline-asm/39058
10546 * recog.h (asm_operand_ok): Add constraints argument.
10547 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
10548 recurse on matching constraint.
10549 (check_asm_operands): Pass constraints as 3rd argument to
10550 asm_operand_ok. Don't look up matching constraint here.
10551 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
10554 2009-02-02 Ben Elliston <bje@au.ibm.com>
10556 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
10557 TARGET_NARROW_VOLATILE_BITFIELD macro names.
10559 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10561 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
10562 information. Remove some obsolete information. Reorganize.
10564 * config/pa/fptr.c: Revert license to GPL 2.
10565 * config/pa/milli64.S: Likewise.
10567 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
10570 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
10571 LIBRARY name in, instead of hard-coding it.
10572 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
10573 extra target make frag to tmake_files according to EH model.
10574 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
10575 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
10576 frags that define makefile variable EH_MODEL appropriately.
10577 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
10578 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
10579 to "-sjlj" according to type of EH configured.
10580 (LIBGCC_SONAME): Concatenate it to shared library base name.
10581 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
10582 to "_sjlj" according to type of EH configured.
10583 (LIBGCC_SONAME): Concatenate it to shared library base name.
10584 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
10585 (SHLIB_LINK): Add missing semicolon to if-else construct.
10586 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
10587 string value of "pe_dll" command-line option.
10588 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
10589 (SHLIB_SONAME): Use it when overriding t-cygming default.
10590 (SHLIB_IMPLIB): Override t-cygming default.
10591 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
10592 string value of "pe_dll" command-line option.
10594 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
10597 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
10598 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
10600 2009-01-31 Richard Guenther <rguenther@suse.de>
10602 PR tree-optimization/38937
10603 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
10604 computing the transitive closure.
10606 2009-01-30 Richard Guenther <rguenther@suse.de>
10608 PR tree-optimization/39041
10609 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
10610 Propagate variable indices only if the types match for this stmt.
10612 2009-01-30 Jakub Jelinek <jakub@redhat.com>
10615 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
10616 inline but never defined.
10618 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
10620 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
10621 (*insv_h_di_reg_extimm): New insn.
10622 (*insv_l<mode>_reg_extimm): New insn.
10624 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
10626 * config/picochip/picochip.c (flag_conserve_stack): set
10627 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
10628 fconserve-stack. Reduce call-overhead used by inliner.
10630 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
10633 * common.opt (flag_conserve_stack): Initialised to zero.
10635 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
10638 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
10639 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
10642 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
10644 * ira-color.c (allocno_reload_assign): Update comments.
10645 * regmove.c (regmove_optimize): Likewise.
10649 2009-01-29 Robert Millan <rmh@aybabtu.com>
10651 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
10652 * config/i386/kopensolaris-gnu.h: New file. Undefine
10653 `MD_UNWIND_SUPPORT'.
10654 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
10656 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
10658 PR tree-optimization/39007
10659 * tree-loop-distribution.c (generate_builtin): Use
10660 recompute_dominator to compute the immediate dominator of the
10661 basic block just after the loop.
10663 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10665 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
10666 (ASM_OUTPUT_DWARF_PCREL): Define.
10668 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
10670 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
10671 * doc/passes.texi: Remove entries about regclass, local-alloc, and
10672 global. Modify entries about regmove and IRA.
10674 * ra-conflict.c: Remove the file.
10676 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
10678 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
10679 (pass_regclass_init): Rename to pass_reginfo_init.
10681 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
10683 * toplev.h (flag_ira): Remove.
10685 * caller-save.c (setup_save_areas): Remove flag_ira.
10687 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
10689 * global.c: Remove the file.
10691 * opts.c (decode_options): Remove flag_ira.
10693 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
10695 * regmove.c: Modify file description.
10696 (find_use_as_address, try_auto_increment): Define them only if
10697 AUTO_INC_DEC is defined.
10698 (replacement_quality, replace_in_call_usage, fixup_match_1,
10699 stable_and_no_regs_but_for_p): Remove.
10700 (reg_set_in_bb): Make it static.
10701 (regmove_optimize): Remove flag_ira and code which worked for
10704 * local-alloc.c: Remove the file.
10706 * common.opt (fira): Remove.
10708 * ira.c: Include except.h.
10709 (eliminable_regset): Move from global.c.
10710 (mark_elimination): Ditto. Remove flag_ira.
10711 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
10712 equiv_mem_modified, validate_equiv_mem_from_store,
10713 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
10714 contains_replace_regs, memref_referenced_p, memref_used_between_p,
10715 no_equiv, recorded_label_ref): Move from local-alloc.c.
10716 (update_equiv_regs): Ditto. Make it static.
10717 (print_insn_chain, print_insn_chains): Move it from global.c.
10718 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
10719 (build_insn_chain): Ditto. Make it static.
10720 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
10721 Rename to init_live_subregs.
10722 (gate_ira): Remove flag_ira.
10724 * regclass.c: Rename reginfo.c. Change file description.
10725 (FORBIDDEN_INC_DEC_CLASSES): Remove.
10726 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
10727 (init_reg_sets_1): Remove code for evaluation of
10728 reg_class_superclasses and losing_caller_save_reg_set.
10729 (init_regs): Remove init_reg_autoinc.
10730 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
10731 ok_for_base_p_nonstrict): Remove.
10732 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
10733 (pass_regclass_init): Rename to pass_reginfo_init. Modify
10734 corresponding entries.
10735 (dump_regclass, record_operand_costs, scan_one_insn,
10736 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
10737 record_address_regs, auto_inc_dec_reg_p): Remove.
10738 (gt-regclass.h): Rename to gt-reginfo.h.
10740 * rtl.h (dump_global_regs, retry_global_alloc,
10741 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
10743 * Makefile.in (RA_H): Remove.
10744 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
10745 Rename regclass.o to reginfo.o.
10746 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
10748 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
10749 (GTFILES): Rename regclass.c to reginfo.c.
10751 * passes.c (init_optimization_passes): Remove pass_local_alloc and
10752 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
10754 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
10755 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
10757 (finish_spills): Ditto. Remove code for !flag_ira.
10759 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
10761 PR middle-end/35854
10762 * doc/invoke.texi (rtl debug options): Complete rewrite.
10763 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
10765 * mode-switching.c (pass_mode_switching): Rename pass from
10766 "mode-sw" to "mode_sw".
10767 * except.c (pass_convert_to_eh_ranges): Rename pass from
10768 "eh-ranges" to "eh_ranges".
10769 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
10773 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
10774 Alexander Monakov <amonakov@ispras.ru>
10776 PR middle-end/38857
10777 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
10779 (move_exprs_to_boundary): Change return type and pass through
10780 should_move from move_op. Relax assert. Update usage ...
10781 (schedule_expr_on_boundary): ... here. Use should_move instead of
10783 (move_op_orig_expr_found): Indicate that insn was disconnected from
10785 (code_motion_process_successors): Do not call after_merge_succs
10786 callback if original expression was not found when traversing any of
10788 (code_motion_path_driver): Change return type. Update prototype.
10789 (move_op): Update comment. Add a new parameter (should_move). Update
10790 prototype. Set *should_move based on indication provided by
10791 move_op_orig_expr_found.
10793 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
10795 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
10796 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
10797 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
10798 * config/rs6000/rs6000.c (rs6000_override_options): Default
10799 avoid-indexed-addresses on for Power6, off for everything else.
10800 (avoiding_indexed_address_p): New function.
10801 (rs6000_legitimize_address): Use it.
10802 (rs6000_legitimate_address): Likewise.
10803 * config/rs6000/rs6000.md (movXX_updateX): Likewise
10805 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
10807 PR tree-optimization/38997
10808 * tree-loop-distribution.c (generate_memset_zero): Use
10809 POINTER_PLUS_EXPR for a pointer addition.
10811 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
10813 * config/s390/s390.md (bswap<mode>2): New pattern added.
10815 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
10817 * config/s390/s390.md (*tls_load_31): Added type attribute.
10819 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
10821 * config/s390/s390.md: Fix a few comments.
10823 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
10825 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
10826 (*tm<mode>_full): Fixed z10prop attribute.
10827 (*tst<mode>_extimm): Fixed z10prop attribute.
10828 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
10829 (*tstqiCCT_cconly): Fixed z10prop attribute.
10830 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
10831 (*movsi_larl): Fixed z10prop attribute.
10832 (*movsi_zarch): Fixed z10prop attribute.
10833 (*movsi_eas): Fixed z10prop attribute.
10834 (*movhi): Fixed z10prop attribute.
10835 (*movqi): Fixed z10prop attribute.
10836 (*movstrictqi): Fixed z10prop attribute.
10837 (*mov<mode>): Fixed z10prop attribute.
10838 (*movcc): Fixed z10prop attribute.
10839 (*sethighpartdi_64): Fixed z10prop attribute.
10840 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
10841 (*negdi2_sign_cc): Fixed z10prop attribute.
10842 (*negdi2_sign): Fixed z10prop attribute.
10843 (*absdi2_sign_cc): Fixed z10prop attribute.
10844 (*absdi2_sign): Fixed z10prop attribute.
10845 (*negabsdi2_sign_cc): Fixed z10prop attribute.
10846 (*negabsdi2_sign): Fixed z10prop attribute.
10847 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
10848 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
10849 (doloop_si64): Fixed z10prop attribute.
10850 (doloop_si31): Fixed z10prop attribute.
10851 (doloop_long): Fixed z10prop attribute.
10852 (indirect_jump): Fixed z10prop attribute.
10853 (nop): Fixed z10prop attribute.
10854 (main_base_64): Fixed z10prop attribute.
10855 (reload_base_64): Fixed z10prop attribute.
10857 2009-01-28 Jakub Jelinek <jakub@redhat.com>
10859 PR rtl-optimization/38740
10860 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
10862 * config/mips/mips.c (mips_reorg): Likewise.
10864 2009-01-28 Richard Guenther <rguenther@suse.de>
10866 PR tree-optimization/38926
10867 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
10868 with the correct value id to a value.
10869 (do_regular_insertion): Use the value number of edoubleprime
10870 for the value number of the expr.
10873 2008-08-21 Richard Guenther <rguenther@suse.de>
10875 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
10876 a PHI ask VN if it is already available.
10877 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
10878 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
10880 2009-01-28 Jakub Jelinek <jakub@redhat.com>
10882 PR middle-end/38934
10883 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
10884 set to varying whenever max has TREE_OVERFLOW set, similarly
10885 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
10887 2009-01-28 Richard Guenther <rguenther@suse.de>
10889 PR middle-end/38908
10890 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
10891 uninitialized aggregate uses in call arguments.
10893 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
10895 PR tree-optimization/38984
10896 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
10897 the nothing_id variable if -fno-delete-null-pointer-checks.
10899 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
10902 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
10903 (set_got_offset_rex64): Ditto.
10905 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
10908 * doc/extend.texi: Improve local variable with asm reg.
10910 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
10912 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
10913 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
10914 was not supplied then set warn_packed_bitfield_compat to the
10915 default value of 1.
10916 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
10919 2009-01-27 Richard Guenther <rguenther@suse.de>
10921 PR tree-optimization/38503
10922 * cfgexpand.c (expand_gimple_basic_block): Ignore
10923 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
10924 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
10925 variables that cannot have TBAA applied.
10926 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
10929 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
10931 PR middle-end/38969
10932 * calls.c (initialize_argument_information): Do not wrap complex
10933 arguments in SAVE_EXPR.
10935 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
10937 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
10938 (INSTALL_LIBGCC): Revert typo commit.
10940 2009-01-26 Richard Guenther <rguenther@suse.de>
10942 PR tree-optimization/38745
10943 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
10944 from special handling.
10946 2009-01-26 Richard Guenther <rguenther@suse.de>
10948 PR tree-optimization/38745
10949 * tree-ssa.c (execute_update_addresses_taken): Do not include
10950 variables that cannot possibly be a register in not_reg_needs.
10951 Do not clear TREE_ADDRESSABLE on vars that may not become
10953 * tree-ssa.c (update_alias_info_1): Include those in the set
10954 of addressable vars.
10956 2009-01-26 Richard Guenther <rguenther@suse.de>
10958 PR middle-end/38851
10959 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
10960 * tree-ssa-dse.c: Include langhooks.h
10961 (execute_simple_dse): Remove stores with zero size.
10963 2009-01-24 Jakub Jelinek <jakub@redhat.com>
10966 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
10969 2009-01-24 Julian Brown <julian@codesourcery.com>
10971 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
10972 config/arm/linux-atomic.c.
10973 * config/arm/linux-atomic.c: New.
10975 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
10977 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
10978 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
10979 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
10981 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
10984 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
10987 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
10989 PR tree-optimization/38953
10990 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
10991 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
10992 (gloog): Split the exit of the scop when the scop exit is a loop exit.
10993 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
10996 2009-01-24 Paul Brook <paul@codesourcery.com>
10998 * config/arm/neon.md (neon_type): Move to arm.md.
10999 (neon_mov<VSTRUCT>): Add neon_type attribute.
11000 * config/arm/arm.md (neon_type): Move to here.
11001 (conds): Add "unconditioal" and use as default for NEON insns.
11003 2009-01-24 Ben Elliston <bje@au.ibm.com>
11005 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
11006 void *' warning from -Wc++-compat.
11007 * Makefile.in (dominance.o-warn): Remove.
11009 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
11011 PR tree-optimization/38932
11012 * fold-const.c (fold_unary_ignore_overflow): New.
11013 * tree.h (fold_unary_ignore_overflow): Declare.
11014 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
11015 * tree-ssa-sccvn.c (visit_reference_op_load,
11016 simplify_unary_expression): Likewise.
11018 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
11020 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
11021 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
11022 regardless of their type.
11023 * c-common.c (handle_packed_attribute): Don't ignore packed on
11025 * c.opt (Wpacked-bitfield-compat): New warning option.
11026 * stor-layout.c (place_field): Warn if offset of a field changed.
11027 * doc/extend.texi (packed): Mention the ABI change.
11028 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
11029 (Warning Options): Add it to the list.
11031 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
11033 * c-opts.c (c_common_post_options): Fix a typo in comments.
11035 2009-01-22 Steve Ellcey <sje@cup.hp.com>
11037 PR middle-end/38615
11038 * gimplify.c (gimplify_init_constructor): Fix promotion of const
11039 variables to static.
11040 * doc/invoke.texi (-fmerge-all-constants): Update description.
11042 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
11045 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
11046 (*movdi_1_rex64): Use type "mmx" for alternative 5.
11048 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
11050 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
11052 (LOCAL_ALIGNMENT): Similarly.
11054 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
11055 Joseph Myers <joseph@codesourcery.com>
11057 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
11058 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
11059 * config/arm/arm-tune.md: Regenerate.
11060 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
11063 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
11065 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
11066 version number to five.
11068 2009-01-22 Dodji Seketeli <dodji@redhat.com>
11071 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
11072 * c-common.c (set_underlying_type): Likewise.
11073 (is_typedef_decl ): Likewise
11075 (set_underlying_type): Likewise.
11076 (is_typedef_type): Likewise.
11078 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
11080 PR middle-end/38587
11081 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
11084 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
11087 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
11088 (LIBGCC_SPEC): Don't define.
11089 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
11091 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
11093 PR rtl-optimization/38879
11094 * alias.c (base_alias_check): Unaligned access via AND address can
11095 alias all surrounding object types except those with sizes equal
11096 or wider than the size of unaligned access.
11098 2009-01-21 Dodji Seketeli <dodji@redhat.com>
11101 * c-decl.c (clone_underlying_type): Move this ...
11102 * c-common.c (set_underlying_type): ... here.
11103 Also, make sure the function properly sets TYPE_STUB_DECL() on
11104 the newly created typedef variant type.
11105 (is_typedef_decl ): New entry point.
11106 * tree.h: Added a new member member_types_needing_access_check to
11107 struct tree_decl_non_common.
11108 (set_underlying_type): New entry point.
11109 (is_typedef_type): Likewise.
11111 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
11113 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
11114 Check whether two instructions have memory references that
11115 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
11116 are helper functions for traversing.
11117 * alias.h (insn_alias_sets_confilict_p): New prototypes.
11118 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
11119 not to draw dependency edge for instructions with non-conflicting
11122 2009-01-20 Joseph Myers <joseph@codesourcery.com>
11125 * longlong.h: Update copyright years. Use soft-fp license notice.
11126 Sync __clz_tab declaration with glibc.
11128 2009-01-20 Steve Ellcey <sje@cup.hp.com>
11131 * doc/extend.texi (syscall_linkage): New.
11132 (version_id): Modify.
11134 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
11135 Richard Guenther <rguenther@suse.de>
11137 PR tree-optimization/38747
11138 PR tree-optimization/38748
11139 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
11140 conversion if the base address is an indirect reference and the
11141 aliasing sets could cause issues.
11143 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
11145 * common.opt (fgraphite, fgraphite-identity): Add comment for
11146 explaining why these options are not documented.
11148 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
11150 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
11151 gimple_call_lhs is NULL.
11153 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
11156 * emit-rtl.c (adjust_address_1): Make sure memref is never
11159 2009-01-20 Ben Elliston <bje@au.ibm.com>
11161 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
11162 const qualifier from arg parameter. Remove unnecessary cast to char *.
11163 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
11164 const qualifier from arg 2.
11166 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
11168 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
11170 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
11173 * rtl.h (reinit_regs): New prototype.
11174 * regclass.c: Include ira.h.
11175 (reinit_regs): New.
11176 * Makefile.in (regclass.o): Add ira.h.
11177 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
11179 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
11182 * c-common.c (handle_aligned_attribute): Use
11183 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
11184 default alignment value.
11186 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
11188 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
11189 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
11191 * doc/extend.texi: Update __attribute__ ((aligned)). Document
11192 __BIGGEST_ALIGNMENT__.
11194 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
11196 2009-01-18 Richard Guenther <rguenther@suse.de>
11198 PR tree-optimization/38819
11199 * tree-flow.h (operation_could_trap_helper_p): Declare.
11200 * tree-eh.c (operation_could_trap_helper_p): Export.
11201 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
11202 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
11203 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
11204 are about to insert a possibly trapping instruction and fail
11207 2009-01-18 Andreas Schwab <schwab@suse.de>
11209 * doc/install.texi (Configuration): Remove obsolete paragraph
11210 about use of --with-gnu-ld with --with-gnu-as.
11212 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
11214 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
11215 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
11216 Follow spelling conventions.
11218 2009-01-18 Ben Elliston <bje@au.ibm.com>
11220 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
11221 C++ warning about implicit conversion from void * to struct
11223 (bitmap_obstack_free): Likewise for bitmap_element *.
11224 * Makefile.in (bitmap.o-warn): Remove.
11226 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
11228 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
11230 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
11231 Tobias Grosser <tobi.grosser@amd.com>
11233 * graphite.c (graphite_trans_scop_block): Do not block single
11236 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
11238 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
11239 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
11240 test with assertion.
11242 2009-01-16 Richard Guenther <rguenther@suse.de>
11244 PR tree-optimization/38835
11245 PR middle-end/36227
11246 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
11247 and INT + PTR -> (INT)(PTR p+ INT) folding.
11248 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
11250 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
11253 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
11254 the subreg from a lowpart subreg if it is also casting the value.
11256 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
11257 Tobias Grosser <tobi.grosser@amd.com>
11259 * graphite.c (compare_prefix_loops): New.
11260 (build_scop_canonical_schedules): Rewritten.
11261 (graphite_transform_loops): Move build_scop_canonical_schedules
11262 after build_scop_iteration_domain.
11264 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
11265 Tobias Grosser <tobi.grosser@amd.com>
11267 * graphite.c (add_conditions_to_domain): Add the loops to
11268 the dimension of the iteration domain. Do copy the domain
11269 only when it exists.
11270 (build_scop_conditions_1): Do not call add_conditions_to_domain.
11271 (add_conditions_to_constraints): New.
11272 (can_generate_code_stmt, can_generate_code): Removed.
11273 (gloog): Do not call can_generate_code.
11274 (graphite_transform_loops): Call add_conditions_to_constraints
11275 after building the iteration domain.
11277 2009-01-16 Jakub Jelinek <jakub@redhat.com>
11279 PR tree-optimization/38789
11280 * tree-ssa-threadedge.c
11281 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
11282 __builtin_constant_p.
11284 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11286 * dce.c (delete_unmarked_insns): Reversed the order that insns are
11287 examined before deleting them.
11289 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
11291 * function.c (aggregate_value_p): Correctly extract the function
11292 type from CALL_EXPR_FN lookup.
11294 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
11296 * config/picochip/picochip.c (picochip_override_options): Revert
11297 CFI asm flag disable commited previously.
11299 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
11300 Tobias Grosser <tobi.grosser@amd.com>
11301 Jan Sjodin <jan.sjodin@amd.com>
11303 * graphite.c (scan_tree_for_params): On substractions negate
11304 all the coefficients of the term.
11305 (clast_to_gcc_expression_red): New. Handle reduction expressions
11306 of more than two operands.
11307 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
11308 (get_vdef_before_scop): Handle also the case of default definitions.
11310 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
11312 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
11313 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
11314 Also use them when walking CALL_INSN_FUNCTION_USAGE.
11316 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
11317 Joey Ye <joey.ye@intel.com>
11319 PR middle-end/37843
11320 * cfgexpand.c (expand_stack_alignment): Don't update stack
11321 boundary nor check incoming stack boundary here.
11322 (gimple_expand_cfg): Update stack boundary and check incoming
11323 stack boundary here.
11325 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
11327 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
11329 2009-01-14 Jakub Jelinek <jakub@redhat.com>
11331 PR rtl-optimization/38245
11332 * calls.c (expand_call): Add stack arguments to
11333 CALL_INSN_FUNCTION_USAGE even for pure calls (when
11334 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
11335 in regs and partially in memory or BLKmode arguments.
11336 (emit_library_call_value_1): Add stack arguments to
11337 CALL_INSN_FUNCTION_USAGE even for pure calls (when
11338 ACCUMULATE_OUTGOING_ARGS).
11339 * dce.c: Include tm_p.h.
11340 (find_call_stack_args): New function.
11341 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
11343 (mark_insn): Call find_call_stack_args for CALL_Ps.
11344 (prescan_insns_for_dce): Walk insns backwards in bb rather than
11345 forwards. Allocate and free arg_stores bitmap if needed, pass it
11346 down to deletable_insn_p, don't mark stores set in arg_stores
11347 bitmap, clear the bitmap at the beginning of each bb.
11348 * Makefile.in (dce.o): Depend on $(TM_P_H).
11350 2009-01-14 Michael Meissner <gnu@the-meissners.org>
11353 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
11354 to make sure the insn is a conditional test (bug 22599). Reformat a
11357 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
11359 PR middle-end/38431
11360 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
11361 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
11362 (gloog): Do not call cleanup_tree_cfg.
11363 (graphite_transform_loops): Call cleanup_tree_cfg after all
11364 scops have been code generated.
11366 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
11367 * doc/gty.texi (Invoking the garbage collector): Added new node
11368 and section documenting ggc_collect.
11370 2009-01-14 Richard Guenther <rguenther@suse.de>
11372 PR tree-optimization/38826
11373 PR middle-end/38477
11374 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
11375 initialization notes only if we actually emitted a warning.
11376 (intra_create_variable_infos): Add constraints for a result decl
11377 that is passed by hidden reference.
11378 (build_pred_graph): Mark all related variables non-direct on
11381 2009-01-14 Nick Clifton <nickc@redhat.com>
11383 * ira-conflicts.c: Include addresses.h for the definition of
11385 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
11386 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
11388 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
11391 * Makefile.in (ira-lives.o): Add except.h.
11393 * ira-lives.c: Include except.h.
11394 (process_bb_node_lives): Process can_throw_internal.
11396 2009-01-13 Jakub Jelinek <jakub@redhat.com>
11398 PR rtl-optimization/38774
11399 * combine.c (simplify_set): When undoing cc_use change, don't do
11400 PUT_CODE on the newly created comparison, but instead put back the
11403 2009-01-13 Joseph Myers <joseph@codesourcery.com>
11405 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
11406 values. Remove duplicate arm8 entry.
11408 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
11410 PR tree-optimization/38786
11411 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
11412 the SSA_NAME case of expand_scalar_variables_expr.
11413 Set the type of an expression to the type of its assign statement.
11414 (expand_scalar_variables_expr): Also gather the scalar computation
11415 used to index the memory access. Do not pass loop_p.
11416 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
11417 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
11418 the gimple_stmt_iterator where it inserts new code.
11419 Do not pass loop_p.
11420 (copy_bb_and_scalar_dependences): Do not pass loop_p.
11421 (translate_clast): Update call to copy_bb_and_scalar_dependences.
11423 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
11425 * graphite.h (debug_value): Removed.
11426 * graphite.c (debug_value): Removed.
11428 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
11430 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
11431 ldrd/strd with two 32-bit instructions.
11433 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
11435 * config/arm/arm.c (struct processors): Pass for speed down into
11436 cost helper functions.
11437 (const_ok_for_op): Handle COMPARE and inequality nodes.
11438 (arm_rtx_costs_1): Rewrite.
11439 (arm_size_rtx_costs): Update prototype.
11440 (arm_rtx_costs): Pass speed down to helper functions.
11441 (arm_slowmul_rtx_costs): Rework cost calculations.
11442 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
11443 (arm_9e_rtx_costs): Likewise.
11445 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
11447 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
11448 relocations of local symbols wider than UNITS_PER_WORD are not valid.
11449 (alpha_legitimize_address): Do not split local symbols wider than
11450 UNITS_PER_WORD into HIGH/LO_SUM parts.
11452 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
11455 * gcc.c (process_command): Replace call to execvp with calls
11456 to pex_one and exit.
11458 2009-01-03 Anatoly Sokolov <aesok@post.ru>
11461 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
11462 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
11463 variant for devices with 3-byte PC.
11464 (__tablejump_elpm__): New.
11466 2009-01-12 Jakub Jelinek <jakub@redhat.com>
11469 * c-parser.c (c_parser_postfix_expression): Allow `->' in
11470 offsetof member-designator, handle it as `[0].'.
11472 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11474 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
11475 function when not using named sections on targets with named sections
11476 if branch distance is less than 262132.
11478 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
11480 * combine.c (combine_instructions): Recompute
11481 optimize_this_for_speed_p for each BB in the main combine loop.
11483 2009-01-12 Tomas Bily <tbily@suse.cz>
11486 * tree-loop-distribution.c (prop_phis): New function.
11487 (generate_builtin): Call prop_phis.
11488 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
11490 2009-01-12 Jakub Jelinek <jakub@redhat.com>
11492 PR tree-optimization/38807
11493 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
11494 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
11496 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11498 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11499 subreg of op0 to the original op0.
11501 2009-01-11 Laurent GUERBY <laurent@guerby.net>
11503 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
11505 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
11508 * mips-tfile.c (parse_def): Fix parsing of def strings
11509 starting with digits.
11511 2009-01-10 Jakub Jelinek <jakub@redhat.com>
11514 * config/arm/arm.c (arm_is_long_call_p): Don't call
11515 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
11517 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
11519 * regrename.c (regrename_optimize): Fix dumping.
11520 (find_oldest_value_reg): Preserve REG_POINTER.
11521 (copy_hardreg_forward_1): Likewise.
11523 2009-01-09 Diego Novillo <dnovillo@google.com>
11525 * gimple.h (struct gimple_statement_base) <uid>: Document
11526 the restrictions on its use.
11527 (gimple_uid): Tidy.
11528 (gimple_set_uid): Tidy.
11530 2009-01-09 Jakub Jelinek <jakub@redhat.com>
11532 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
11533 zero guard even if align_bytes != 0 and count is smaller than
11536 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
11538 PR rtl-optimization/38495
11539 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
11540 (add_range_and_copies_from_move_list): Print all added ranges.
11541 Add ranges to memory optimized destination.
11543 2009-01-09 Jakub Jelinek <jakub@redhat.com>
11547 * config/i386/i386.c (override_options): Reject
11548 -mstringop-strategy=rep_8byte with -m32.
11549 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
11550 to 1. Do count comparison against epilogue_size_needed at compile
11551 time even when count_exp was constant forced into register. For
11552 size_needed don't jump to epilogue, instead just avoid aligning
11553 and invoke the body algorithm. If need_zero_guard, add zero guard
11554 even if count is non-zero, but smaller than size_needed + number of
11555 bytes that could be stored for alignment.
11556 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
11557 to 1. If need_zero_guard, add zero guard even if count is non-zero,
11558 but smaller than size_needed + number of bytes that could be stored
11559 for alignment. Compare size_needed with epilogue_size_needed instead
11560 of desired_align - align, don't adjust size_needed, pass
11561 epilogue_size_needed to the epilogue expanders.
11564 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
11566 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11568 * pa.c (last_address): Change to unsigned.
11569 (update_total_code_bytes): Change argument to unsigned. Don't
11570 check if insn addresses are set.
11571 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
11572 addresses are not set.
11573 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
11575 2009-01-09 Nick Clifton <nickc@redhat.com>
11577 * config/sh/symbian.c: Replace uses of DECL_INLINE with
11578 DECL_DECLARED_INLINE_P.
11580 2009-01-09 Jakub Jelinek <jakub@redhat.com>
11582 PR middle-end/38347
11583 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
11584 GET_MODE (op0) in operand_subword_force calls.
11586 PR middle-end/38771
11587 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
11588 fold_convert arg0 operands to TREE_TYPE (op0) first.
11590 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
11592 * params.def (ira-max-conflict-table-size): Decrease default value
11595 2009-01-08 Jakub Jelinek <jakub@redhat.com>
11597 PR tree-optimization/37031
11598 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
11600 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
11601 allocate it using gc instead of heap, use VEC_quick_push instead of
11603 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
11604 instead of heap, use VEC_quick_push instead of VEC_safe_push.
11605 * tree-data-ref.h (struct access_matrix): Change matrix to gc
11606 allocated vector from heap allocated.
11607 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
11608 * tree-loop-linear.c (linear_transform_loops): Allocate nest
11609 vector only after perfect_loop_nest_depth call.
11611 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
11612 Jan Sjodin <jan.sjodin@amd.com>
11614 PR tree-optimization/38559
11615 * graphite.c (debug_value, copy_constraint,
11616 swap_constraint_variables, scale_constraint_variable, ): New.
11617 (get_lower_bound, get_upper_bound): Removed.
11618 (graphite_trans_bb_strip_mine): Clean up this code that works
11619 only for constant number of iterations. Fully copy upper and
11620 lower bound constraints, not only the constant part of them.
11621 * graphite.h (debug_value): Declared.
11623 2009-01-08 Ira Rosen <irar@il.ibm.com>
11625 PR tree-optimization/37194
11626 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
11627 Don't add the cost of cost model guard in prologue to scalar
11628 outside cost in case of known number of iterations.
11630 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
11631 Alan Modra <amodra@bigpond.net.au>
11633 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
11634 non-word-aligned REG+CONST addressing.
11636 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
11639 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
11640 free_after_compilation when outputting a thunk.
11641 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
11642 Do not call free_after_compilation here.
11644 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
11646 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
11647 (ix86_valid_target_attribute_inner_p): Ditto.
11649 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
11651 PR tree-optimization/38492
11652 PR tree-optimization/38498
11653 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
11654 * tree-chrec.h (scev_is_linear_expression): Declared.
11655 * graphite.c (graphite_cannot_represent_loop_niter): New.
11656 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
11657 (graphite_loop_normal_form): Use gcc_assert.
11658 (scan_tree_for_params): Use CASE_CONVERT.
11659 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
11660 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
11661 Use gcc_assert. Discard scops that contain unhandled cases.
11662 (build_scop_conditions): Return a boolean status for unhandled cases.
11663 (strip_mine_profitable_p): Print the loop number, not its depth.
11664 (is_interchange_valid): Pass the depth of the loop nest, don't
11665 recompute it wrongly.
11666 (graphite_trans_bb_block): Same.
11667 (graphite_trans_bb_block): Print tentative of loop blocking.
11668 (graphite_trans_scop_block): Do not print that the loop has been
11670 (graphite_transform_loops): Do not handle scops that contain condition
11673 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
11675 AVX Programming Reference (December, 2008)
11676 * config/i386/avxintrin.h (_mm256_stream_si256): New.
11677 (_mm256_stream_pd): Likewise.
11678 (_mm256_stream_ps): Likewise.
11680 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
11681 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
11682 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
11683 (bdesc_special_args): Add __builtin_ia32_movntdq256,
11684 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
11685 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
11686 (ix86_expand_special_args_builtin): Likewise.
11688 * config/i386/sse.md (AVXMODEDI): New.
11689 (avx_movnt<mode>): Likewise.
11690 (avx_movnt<mode>): Likewise.
11691 (<sse>_movnt<mode>): Remove AVX support.
11692 (sse2_movntv2di): Likewise.
11694 2009-01-07 Richard Guenther <rguenther@suse.de>
11696 PR middle-end/38751
11697 * fold-const.c (extract_muldiv): Remove obsolete comment.
11698 (fold_plusminus_mult_expr): Undo MINUS_EXPR
11699 to PLUS_EXPR canonicalization for the canonicalization.
11701 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
11703 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
11704 hosted cross-compilers generating less efficient code.
11706 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
11708 * function.h (rtl_data): Add a dbr_scheduled_p field.
11709 * reorg.c (dbr_schedule): Set it.
11710 (gate_handle_delay_slots): Check it.
11711 * config/mips/mips.c (mips_base_delayed_branch): Delete.
11712 (mips_reorg): Check flag_delayed_branch instead of
11713 mips_base_delayed_branch.
11714 (mips_override_options): Don't set mips_base_delayed_branch
11715 or flag_delayed_branch.
11717 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
11719 PR rtl-optimization/38426.
11720 * ira.c (ira): Set current_function_is_leaf earlier.
11722 2009-01-06 Jakub Jelinek <jakub@redhat.com>
11724 PR rtl-optimization/38722
11725 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
11726 too early, only set a flag and modify after last possible
11729 2009-01-06 Janis Johnson <janis187@us.ibm.com>
11732 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
11733 * real.c (decimal_single_format): Correct values of emin and emax.
11734 (decimal_double_format): Ditto.
11735 (decimal_quad_format): Ditto.
11736 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
11737 computation of DECnn_MIN and DECnn_MAX for corrected values of
11738 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
11739 __DECnn_MIN__, and adjust its computation for the corrected value
11742 2009-01-06 Jan Hubicka <jh@suse.cz>
11745 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
11747 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
11749 * doc/contrib.texi (Contributors): Slightly adjust the end note.
11750 Add Robert Clark to the list of testers.
11752 2009-01-06 Jan Hubicka <jh@suse.cz>
11753 Kai Tietz <kai.tietz@onevision.com>
11755 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
11756 * config/i386/i386.c (ix86_expand_call): Add clobbers.
11758 2009-01-06 Jan Hubicka <jh@suse.cz>
11759 Kai Tietz <kai.tietz@onevision.com>
11761 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
11763 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
11764 (ix86_nsaved_regs): Count only general purpose regs.
11765 (ix86_nsaved_sseregs): New.
11766 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
11767 to 16 for w64; compute padding and size of sse reg save area.
11768 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
11769 general purpose regs.
11770 (ix86_emit_save_sse_regs_using_mov): New.
11771 (ix86_expand_prologue): Save SSE regs if needed.
11772 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
11773 (ix86_emit_restore_sse_regs_using_mov): New.
11774 (ix86_expand_epilogue): Save SSE regs if needed.
11776 2009-01-06 Jan Hubicka <jh@suse.cz>
11777 Kai Tietz <kai.tietz@onevision.com>
11779 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
11780 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
11781 functions when accumulate outgoing args is off.
11783 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
11786 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
11787 before using pseudos_have_intersected_live_ranges_p.
11789 * ira-int.h (ira_assert): Always define.
11791 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
11793 AVX Programming Reference (December, 2008)
11794 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
11795 (_mm256_permute2_pd): Likewise.
11796 (_mm_permute2_ps): Likewise.
11797 (_mm256_permute2_ps): Likewise.
11798 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
11799 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
11801 * config/i386/i386.c (ix86_builtins): Remove
11802 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
11803 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
11804 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
11805 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
11806 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
11807 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
11808 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
11809 __builtin_ia32_vpermil2ps256.
11810 (ix86_init_mmx_sse_builtins): Updated.
11811 (ix86_expand_args_builtin): Likewise.
11813 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11815 * pa.c (output_call): Relocate non-jump insns in the delay slot of
11816 long absolute calls when generating PA 2.0 code.
11818 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
11820 PR rtl-optimization/38583
11821 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
11823 * params.def (ira-max-conflict-table-size): New.
11825 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
11827 * ira.h (ira_conflicts_p): New external definition.
11829 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
11830 table. Report this. Return result of building.
11831 (ira_build_conflicts): Use ira_conflicts_p. Check result of
11832 building conflict table.
11834 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
11835 (ira_color): Use ira_conflicts_p.
11837 * global.c: Include ira.h.
11838 (pseudo_for_reload_consideration_p, build_insn_chain): Use
11841 * Makefile.in (global.o): Add ira.h.
11843 * ira-build.c (mark_all_loops_for_removal,
11844 propagate_some_info_from_allocno): New.
11845 (remove_unnecessary_allocnos): Call
11846 propagate_some_info_from_allocno.
11847 (remove_low_level_allocnos): New.
11848 (remove_unnecessary_regions): Add parameter. Call
11849 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
11850 parameter to remove_unnecessary_regions.
11851 (ira_build): Remove all regions but root if the conflict table was
11852 not built. Update conflict hard regs for allocnos crossing calls.
11854 * ira.c (ira_conflicts_p): New global.
11855 (ira): Define and use ira_conflicts_p.
11857 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
11858 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
11859 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
11861 2009-01-06 Ben Elliston <bje@au.ibm.com>
11863 * gengtype-lex.l (YY_NO_INPUT): Define.
11865 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11868 * c-common.c (handle_vector_size_attribute): Also reject
11869 BOOLEAN_TYPE types.
11871 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
11873 PR tree-optimization/38492
11874 * graphite.c (rename_map_elt, debug_rename_elt,
11875 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
11876 rename_map_elt_info, eq_rename_map_elts,
11877 get_new_name_from_old_name, bb_in_sese_p): Moved around.
11878 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
11879 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
11880 (sese_build_livein_liveouts): New.
11881 (new_sese, free_sese): New.
11882 (new_scop): Call new_sese.
11883 (free_scop): Call free_sese.
11884 (rename_variables_from_edge, rename_phis_end_scop): Removed.
11885 (register_old_new_names): Renamed register_old_and_new_names.
11886 (register_scop_liveout_renames, add_loop_exit_phis,
11887 insert_loop_close_phis, struct igp,
11888 default_liveout_before_guard, add_guard_exit_phis,
11889 insert_guard_phis, copy_renames): New.
11890 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
11891 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
11892 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
11893 (scop_adjust_phis_for_liveouts): New.
11894 (gloog): Call scop_adjust_phis_for_liveouts.
11896 * graphite.h (struct sese): Documented. Added fields liveout,
11897 num_ver and livein.
11898 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
11899 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
11900 (struct scop): Added field liveout_renames.
11901 (SCOP_LIVEOUT_RENAMES): New.
11903 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
11905 PR tree-optimization/38510
11906 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
11907 (translate_clast): Call recompute_all_dominators before
11909 (gloog): Call recompute_all_dominators before graphite_verify.
11911 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
11912 Jan Sjodin <jan.sjodin@amd.com>
11914 PR tree-optimization/38500
11915 * graphite.c (create_sese_edges): Call fix_loop_structure after
11918 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
11920 * config.gcc: Add m32r*-*-rtems*.
11921 * config/m32r/rtems.h: New file.
11923 2009-01-05 Ben Elliston <bje@au.ibm.com>
11925 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
11926 (.po.pox): Likewise.
11927 (po/gcc.pot): Likewise.
11929 2009-01-04 David S. Miller <davem@davemloft.net>
11931 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
11932 (STARTING_FRAME_OFFSET): Always set to zero.
11934 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
11936 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
11937 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
11938 fixed-point types, and vectors of the same.
11940 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
11942 * config/mips/sync.md (*mb_barrier): Rename to...
11943 (*memory_barrier): ...this.
11945 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
11947 * doc/extend.texi (Function Attributes): Move @cindex after @item
11948 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
11949 and put in alphabetical order. Fix 'target' name and put in order.
11950 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
11953 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
11955 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
11956 (memory_barrier): Expand as unspec instead of unspec_volatile.
11957 Remove mem:BLK from insn operands. Use Pmode scratch register.
11958 (*memory_barrier): Define as unspec instead of unspec_volatile.
11959 Use (match_dup 0) as input operand.
11961 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
11962 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
11963 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
11964 scratch register. Remove operand 1.
11965 (*stbar): Define as unspec instead of unspec_volatile.
11966 Use (match_dup 0) as input operand, remove (const_int 8).
11967 (*membar): Define as unspec instead of unspec_volatile.
11968 Use (match_dup 0) as input operand, remove input operand 2.
11970 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
11971 (memory_barrier): Expand as unspec instead of unspec_volatile.
11972 Remove mem:BLK from insn operands. Use Pmode scratch register.
11973 (*memory_barrier): Define as unspec instead of unspec_volatile.
11974 Use (match_dup 0) as input operand.
11976 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
11977 Remove mem:BLK from insn operands. Use Pmode scratch register.
11978 Set volatile flag on operand 0.
11979 (*memory_barrier): New insn pattern.
11981 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
11983 (*memory_barrier): Use (match_dup 0) as input operand.
11985 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
11986 Remove mem:BLK from insn operands. Use Pmode scratch register.
11987 Set volatile flag on operand 0.
11988 (*mb_internal): New insn pattern.
11990 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
11992 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
11994 PR middle-end/38586
11995 * function.c (struct temp_slot): Move to the section of the file
11996 that deals with temp slots. Remove field 'address'.
11997 (temp_slot_address_table): New hash table of address -> temp slot.
11998 (struct temp_slot_address_entry): New struct, items for the table.
11999 (temp_slot_address_compute_hash, temp_slot_address_hash,
12000 temp_slot_address_eq, insert_temp_slot_address): Support functions
12002 (find_temp_slot_from_address): Rewrite to use the new hash table.
12003 (remove_unused_temp_slot_addresses): Remove addresses of temp
12004 slots that have been made available.
12005 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
12006 worker function for remove_unused_temp_slot_addresses.
12007 (assign_stack_temp_for_type): Don't clear the temp slot address list.
12008 Add the temp slot address to the address -> temp slot map.
12009 (update_temp_slot_address): Update via insert_temp_slot_address.
12010 (free_temp_slots): Call remove_unused_temp_slot_addresses.
12011 (pop_temp_slots): Likewise.
12012 (init_temp_slots): Allocate the address -> temp slot map, or empty
12013 the map if it is already allocated.
12014 (prepare_function_start): Initialize temp slot processing.
12016 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
12018 PR middle-end/38584
12019 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
12020 Calculate the size of all stack vars assuming no packing of stack
12021 vars will happen, replacing a quadratic algorithm with a linear one.
12023 2009-01-03 Jakub Jelinek <jakub@redhat.com>
12026 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
12029 2009-01-03 Diego Novillo <dnovillo@google.com>
12031 * doc/contrib.texi: Update contributions.
12033 2009-01-03 Jakub Jelinek <jakub@redhat.com>
12036 * builtins.c (fold_builtin_memory_op): Give up if either operand
12037 is volatile. Set srctype or desttype to non-qualified version
12041 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
12042 and FUNCTION_DECLs.
12044 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
12046 PR rtl-optimization/35805
12047 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
12048 problem if fast dce is able to remove any instructions.
12049 * dce.c (dce_process_block): Fix dump message.
12051 2009-01-02 Mark Mitchell <mark@codesourcery.com>
12054 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
12056 2009-01-02 Jakub Jelinek <jakub@redhat.com>
12058 PR middle-end/38690
12059 * tree-flow.h (op_code_prio, op_prio): New prototypes.
12060 * tree-pretty-print.c (op_code_prio): New function.
12061 (op_prio): No longer static. Use op_code_prio.
12062 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
12063 Use op_prio and op_code_prio to determine if () should be
12064 printed around operand(s) or not.
12066 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
12067 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
12068 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
12069 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
12070 pp_character instead of pp_string for single letter printing.
12072 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
12074 * doc/extend.texi: Fix '#pragma GCC option' typo.
12076 2009-01-02 Richard Guenther <rguenther@suse.de>
12078 * doc/install.texi (--enable-checking): Mention different
12079 default for stage1.
12080 (--enable-stage1-checking): Document.
12082 2009-01-01 Andrew Pinski <pinskia@gmail.com>
12084 PR middle-end/30142
12085 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
12086 case to be an error.
12088 2009-01-02 Ben Elliston <bje@au.ibm.com>
12090 * config/fp-bit.h (pack_d): Constify argument.
12091 * config/fp-bit.c (makenan): Constify return type. Remove casts.
12092 (isnan): Constify argument.
12094 (iszero): Likewise.
12095 (pack_d): Likewise.
12096 (_fpadd_parts): Constify return type.
12097 (_fpmul_parts): Likewise.
12098 (_fpdiv_parts): Likewise.
12100 2009-01-01 Jakub Jelinek <jakub@redhat.com>
12103 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
12104 warn about overwriting initializer with side-effects or
12105 -Woverride-init if !IMPLICIT.
12106 (output_init_element): Likewise. Pass IMPLICIT down to
12108 (process_init_element): Add IMPLICIT argument. Pass it down
12109 to output_init_element.
12110 (push_init_element, pop_init_level, set_designator): Adjust
12111 process_init_element callers.
12112 (set_nonincremental_init, set_nonincremental_init_from_string):
12113 Adjust add_pending_init callers.
12114 (output_pending_init_elements): Adjust output_init_element callers.
12115 * c-tree.h (process_init_element): Adjust prototype.
12116 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
12117 process_init_element callers.
12120 Copyright (C) 2009 Free Software Foundation, Inc.
12122 Copying and distribution of this file, with or without modification,
12123 are permitted in any medium without royalty provided the copyright
12124 notice and this notice are preserved.