* builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
[gcc.git] / gcc / ChangeLog
1 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
2
3 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
4
5 2008-10-02 Richard Guenther <rguenther@suse.de>
6
7 PR middle-end/37713
8 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
9 and VECTOR_TYPE recurse with useless_type_conversion_p which
10 properly handles void pointer conversion.
11
12 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
13
14 PR target/37528
15 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
16 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
17
18 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
19
20 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
22 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
23 they translate to non builtins.
24 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
25 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
26 __builtin_vec_promote, __builtin_vec_extract, and
27 __builtin_vec_insert.
28 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
29 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
30 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
31 * config/rs6000/altivec.h (vec_extract): Define
32 (vec_insert): Define.
33 (vec_splats): Define.
34 (vec_promote): Define.
35
36 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
37 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
38 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
39
40 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
41 Altivec intrinsics.
42 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
43 prototype. Add new parameter, blk.
44 Use BLKmode for the MEM if blk is true.
45 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
46 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
47 ALTIVEC_BUILTIN_STVRXL.
48 Update usage of altivec_expand_lv_builtin.
49 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
50 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
51 (altivec_init_builtins): If compiling for the Cell, also define the
52 cell VMX builtins.
53 * config/rs6000/rs6000.h (rs6000_builtins): Define
54 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
55 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
56 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
57 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
58 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
59 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
60 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
61 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
62 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
63 UNSPEC_STVRX, and UNSPEC_STVRXL.
64 (altivec_lvlx): New pattern.
65 (altivec_lvlxl): New pattern.
66 (altivec_lvrx): New pattern.
67 (altivec_lvrxl): New pattern.
68 (altivec_stvlx): New pattern.
69 (altivec_stvlxl): New pattern.
70 (altivec_stvrx): New pattern.
71 (altivec_stvrxl): New pattern.
72 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
73 (vec_lvlxl): Likewise.
74 (vec_lvrx): Define if PPU is defined.
75 (vec_lvrxl): Likewise.
76 (vec_stvlx): Define if PPU is defined.
77 (vec_stvlxl): Likewise.
78 (vec_stvrx): Define if PPU is defined.
79 (vec_stvrxl): Likewise.
80
81 2008-10-01 Geert Bosch <bosch@adacore.com>
82
83 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
84
85 2008-10-01 Richard Guenther <rguenther@suse.de>
86
87 PR tree-optimization/37617
88 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
89 do not add to the NEW_SETS.
90
91 2008-10-01 Richard Guenther <rguenther@suse.de>
92
93 PR middle-end/37285
94 * tree-vrp.c (execute_vrp): If we optimized away the default
95 case make sure to promote the label that got in place of it
96 to a default case label.
97
98 2008-10-01 Richard Henderson <rth@redhat.com>
99
100 PR tree-opt/35737
101 * tree-complex.c (set_component_ssa_name): Don't optimize
102 is_gimple_min_invariant values with ssa_names in abnormal phis.
103
104 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
105
106 PR tree-optimization/37662
107 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
108 commutative binary operation if they are in the wrong order and
109 fold_build2 produces non-GIMPLE.
110
111 2008-09-30 Jakub Jelinek <jakub@redhat.com>
112
113 PR tree-optimization/37662
114 PR tree-optimization/37663
115 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
116 get_value_range with non-SSA_NAME. Don't assert operands have been
117 folded, instead just bail out.
118
119 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
120
121 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
122
123 2008-09-30 Richard Guenther <rguenther@suse.de>
124
125 PR middle-end/37491
126 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
127 build restrict-qualified pointers.
128 (vectorizable_store): Move alias check later.
129 (vectorizable_load): Likewise.
130
131 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
132
133 * c-common.c (empty_if_body_warning): Remove.
134 * c-common.h (empty_if_body_warning): Remove.
135 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
136 here the -Wempty-body warning for `if' and `else' statements.
137 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
138
139 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
140
141 * config/i386/i386.opt: Add msse2avx.
142
143 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
144 * config/i386/linux64.h (ASM_SPEC): Likewise.
145
146 * doc/invoke.texi: Document -msse2avx.
147
148 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
149
150 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
151
152 2008-09-29 Joseph Myers <joseph@codesourcery.com>
153
154 * ifcvt.c (noce_emit_store_flag): If using condition from original
155 jump, reverse it if if_info->cond was reversed.
156
157 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
158
159 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
160 non-constant memory if it cannot be forced to constant memory.
161 Overhaul surrounding code and factor out common condition.
162
163 2008-09-29 Jeff Law <law@redhat.com>
164
165 * reload1.c (alter_reg): Add missing curly braces.
166
167 2008-09-29 Michael J. Eager <eager@eagercon.com>
168
169 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
170 are easy.
171 * config/rs6000/rs6000.c (rs6000_override_options): Move
172 rs6000_init_hard_regno_mode_ok after all options changed.
173 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
174 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
175 -msimple-fpu flags. Add warning messages if single FP not configured.
176 (rs6000_file_start): Output gnu_attribute for single-float.
177 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
178 (rs6000_legitimize_address): Likewise.
179 (rs6000_legitimize_reload_address): Likewise.
180 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
181 TARGET_SINGLE_FLOAT.
182 (function_arg_advance): Likewise (partial conversion).
183 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
184 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
185 TARGET_SINGLE_FLOAT.
186 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
187 (rs6000_emit_prologue): Likewise.
188 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
189 TARGET_SINGLE_FLOAT.
190 (rs6000_libcall_value): Likewise.
191 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
192 (TARGET_DOUBLE_FLOAT): New default to 1
193 (TARGET_SIMPLE_FPU): New default to 0
194 (TARGET_SINGLE_FPU): New default to 0
195 (TARGET_SINGLE_FLOAT_MODE): New.
196 (TARGET_DOUBLE_FLOAT_MODE): New.
197 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
198 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
199 UNITS_PER_FP_WORD
200 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
201 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
202 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
203 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
204 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
205 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
206 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
207 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
208 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
209 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
210 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
211 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
212 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
213 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
214 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
215 cmptf_internal1, *cmptf_internal2): Condition on
216 TARGET_DOUBLE_FLOAT.
217 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
218 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
219 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
220 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
221 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
222 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
223 TARGET_SINGLE_FLOAT.
224 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
225 * config/rs6000/rs6000.opt (-msingle-float): New.
226 (-mdouble-float): New.
227 (-msimple-fpu): New.
228 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
229 -msingle-float, -mdouble-float, -msimple-fpu options.
230 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
231 _SOFT_DOUBLE for -msingle-float.
232 * config.gcc: New config for target=powerpc-xilinx-eabi.
233
234 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
235
236 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
237 have exit and entry.
238 (new_scop): Take entry and exit edge to define new SCoP.
239 (sd_region_p): New structure used during SCoP detection.
240 (move_scops): Delete.
241 (move_sd_regions): New.
242 (scopdet_info): Change the definition from edges back to basic_blocks.
243 (scopdet_edge_info): Work on basic_blocks and rename to
244 scopdet_basic_block_info.
245 (split_difficult_bb): At the moment removed. We should later
246 add it at another place.
247 (build_scops_1): Work on basic_blocks.
248 (bb_in_sd_region): New.
249 (find_single_entry_edge): New.
250 (find_single_exit_edge): New.
251 (create_single_entry_edge): New.
252 (sd_region_without_exit): New.
253 (create_single_exit_edge): New.
254 (unmark_exit_edges): New.
255 (mark_exit_edges): New.
256 (create_sese_edges): New.
257 (build_graphite_scops): New.
258 (build_scops): Make SCoPs SESE.
259 (limit_scops): Use the new functions.
260
261 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
262
263 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
264
265 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
266
267 PR target/37640
268 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
269 address to a register before taking the lower part.
270
271 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
272
273 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
274 for SHmedia.
275
276 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
277 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
278
279 PR tree-opt/36891
280 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
281 the newly created variable.
282 Create a VECTOR_CST of all 1s for vector types.
283
284 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
285
286 PR middle-end/36575
287 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
288
289 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
290
291 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
292 order to convert between modes.
293 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
294
295 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
296
297 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
298 if needed.
299
300 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
301
302 Revert:
303 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
304 * ira-lives.c:...
305 * doc/rtl.texi:...
306
307 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
308
309 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
310 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
311 them to yield false with MIPS16.
312
313 2008-09-26 Jakub Jelinek <jakub@redhat.com>
314
315 PR middle-end/37275
316 * dwarf2out.c (tls_mem_loc_descriptor): New function.
317 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
318 mem_loc_descriptor failed. Accept UNSPEC.
319 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
320 fail if one of the loc_descriptor calls for pieces failed.
321 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
322 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
323 if loc_descriptor_from_tree_1 on offset failed.
324
325 PR middle-end/37576
326 * opts.c (common_handle_option): Don't call print_specific_help with
327 CL_SAVE as first argument.
328
329 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
330 Steve Ellcey <sje@cup.hp.com>
331
332 * configure: Regenerate for new libtool.
333 * aclocal.m4: Ditto.
334
335 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
336
337 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
338 alias set on MEM when saving stack pointer.
339 * config/rs6000/rs6000.md (allocate_stack): Likewise
340
341 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
342
343 PR tree-optimization/37574
344 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
345 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
346 instead of vector_type for constants. Take computation out of loop.
347 (vect_get_vec_def_for_operand): Use only vectype for constant case,
348 and use only vector_type for invariant case.
349 (get_initial_def_for_reduction): Use vectype instead of vector_type.
350
351 2008-09-25 Jakub Jelinek <jakub@redhat.com>
352
353 PR c/37645
354 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
355 the decl is a VAR_DECL or FUNCTION_DECL.
356
357 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
358
359 PR middle-end/37535
360 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
361 (mark_ref_live, mark_ref_dead): Use them.
362 (def_conflicts_with_inputs_p): Remove.
363 (mark_early_clobbers): New function.
364 (process_bb_node_lives): Call preprocess_constraints and
365 mark_early_clobbers.
366
367 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
368
369 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
370
371 PR middle-end/37448
372 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
373 (ira_compress_allocno_live_ranges): New prototype.
374
375 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
376 (coalesced_allocnos_living_at_program_points): New.
377 (coalesced_allocnos_live_at_points_p,
378 set_coalesced_allocnos_live_points): New functions.
379 (coalesce_spill_slots): Rewrite.
380
381 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
382 ira_compress_allocno_live_ranges): New functions.
383
384 * ira-build.c (ira_flattening): Call
385 ira_compress_allocno_live_ranges.
386 (ira_build): Ditto.
387
388 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
389
390 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
391 optimization.
392
393 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
394
395 * combine.c (make_compound_operation): Handle the 'E' format.
396 (count_rtxs): Likewise.
397 (update_table_tick): Likewise.
398 (get_last_value_validate): Likewise.
399
400 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
401
402 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
403
404 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
405
406 * matrix-reorg.c (transform_allocation_sites): Initializers
407 added to avoid the warning.
408
409 2008-09-25 Martin Jambor <mjambor@suse.cz>
410
411 * cgraph.c (free_nodes): New variable.
412 (NEXT_FREE_NODE): New macro.
413 (cgraph_create_node): Reuse nodes from the free list. Do not
414 update uid if doing so.
415 (cgraph_remove_node): Add the node to the free list.
416
417 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
418
419 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
420
421 2008-09-24 Richard Henderson <rth@redhat.com>
422
423 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
424 * unwind-dw2.c (execute_stack_op): Handle it.
425
426 2008-09-24 David Edelsohn <edelsohn@gnu.org>
427
428 Revert:
429 2008-09-24 Michael J. Eager <eager@eagercon.com>
430
431 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
432
433 * c-common.c (fname_decl): New location argument.
434 * c-common.h (fname_decl): Same.
435 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
436 {warning,error}.
437 (c_parser_typeof_specifier): Same.
438 (c_parser_parms_list_declarator): Same.
439 (c_parser_asm_string_literal): Same.
440 (c_parser_compound_statement_nostart): Same.
441 (c_parser_label): Same.
442 (c_parser_do_statement): Same.
443 (c_parser_asm_statement): Same.
444 (c_parser_unary_expression): Same.
445 (c_parser_sizeof_expression): Same.
446 (c_parser_postfix_expression): Same.
447 (c_parser_pragma): Same.
448 (c_parser_omp_clause_collapse): Same.
449 (c_parser_omp_clause_num_threads): Same.
450 (c_parser_omp_clause_schedule): Same.
451 (c_parser_omp_all_clauses): Same.
452 (c_parser_omp_sections_scope): Same.
453 (c_parser_omp_for_loop): Same. Pass condition's location to
454 c_objc_common_truthvalue_conversion.
455 (c_parser_enum_specifier): Remove comment.
456
457 2008-09-24 Michael J. Eager <eager@eagercon.com>
458
459 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
460 are easy.
461 * config/rs6000/rs6000.c (rs6000_override_options): Move
462 rs6000_init_hard_regno_mode_ok after all options changed.
463 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
464 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
465 -msimple-fpu flags. Add warning messages if single FP not configured.
466 (rs6000_file_start): Output gnu_attribute for single-float.
467 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
468 (rs6000_legitimize_address): Likewise.
469 (rs6000_legitimize_reload_address): Likewise.
470 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
471 TARGET_SINGLE_FLOAT.
472 (function_arg_advance): Likewise.
473 (function_arg): Likewise.
474 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
475 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
476 TARGET_SINGLE_FLOAT.
477 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
478 (rs6000_emit_prologue): Likewise.
479 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
480 TARGET_SINGLE_FLOAT.
481 (rs6000_libcall_value): Likewise.
482 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
483 (TARGET_DOUBLE_FLOAT): New default to 1
484 (TARGET_SIMPLE_FPU): New default to 0
485 (TARGET_SINGLE_FPU): New default to 0
486 (TARGET_SINGLE_FLOAT_MODE): New.
487 (TARGET_DOUBLE_FLOAT_MODE): New.
488 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
489 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
490 UNITS_PER_FP_WORD
491 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
492 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
493 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
494 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
495 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
496 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
497 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
498 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
499 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
500 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
501 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
502 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
503 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
504 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
505 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
506 cmptf_internal1, *cmptf_internal2): Condition on
507 TARGET_DOUBLE_FLOAT.
508 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
509 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
510 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
511 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
512 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
513 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
514 TARGET_SINGLE_FLOAT.
515 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
516 * config/rs6000/rs6000.opt (-msingle-float): New.
517 (-mdouble-float): New.
518 (-msimple-fpu): New.
519 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
520 -msingle-float, -mdouble-float, -msimple-fpu options.
521 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
522 _SOFT_DOUBLE for -msingle-float.
523 * config.gcc: New config for target=powerpc-xilinx-eabi.
524
525 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
526
527 * config/sparc/constraints.md: New file.
528 * config/sparc/sparc.md: Include it.
529 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
530 (sparc_extra_constraint_check): Delete.
531 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
532 (memory_ok_for_ldd): New predicate.
533 (sparc_extra_constraint_check): Delete.
534 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
535 (CONST_OK_FOR_LETTER_P): Likewise.
536 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
537 (EXTRA_CONSTRAINT): Likewise.
538
539 2008-08-23 Steve Ellcey <sje@cup.hp.com>
540
541 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
542
543 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
544
545 * alias.c (find_base_value): Use FIND_BASE_TERM.
546 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
547
548 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
549
550 * config/i386/i386.c: Include cselib.h.
551 (ix86_pic_register_p): New function.
552 (ix86_delegitimize_address): Use it to check for the PIC register.
553
554 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
555
556 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
557 * config/i386/i386.c (ix86_find_base_term): Don't check for
558 SYMBOL_REF and LABEL_REF.
559
560 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
561
562 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
563 constant PLUS in a CONST.
564
565 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
566
567 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
568 check for sibcall support for w64.
569
570 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
571
572 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
573
574 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
575
576 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
577 parser_build_binary_op.
578 * c-decl.c (build_enumerator): Pass location to build_binary_op.
579 * c-typeck.c (build_array_ref): Same.
580 (parser_build_unary_op): New location argument.
581 (pointer_diff): Pass location to build_binary_op,
582 c_objc_common_truthvalue_conversion.
583 (build_modify_expr): Same.
584 (build_unary_op): New location argument.
585 (build_binary_op): New location argument.
586 (c_objc_common_truthvalue_conversion): Pass location to
587 c_*common_truthvalue_conversion.
588 * c-convert.c (convert): Same.
589 * c-common.c (binary_op_error): New location argument.
590 (pointer_int_sum): Pass location to build_binary_op.
591 (c_common_truthvalue_conversion): New location argument.
592 (warn_for_sign_compare): Same.
593 * c-common.h: Add location argument to c_common_truthvalue_conversion,
594 binary_op_error, build_binary_op, warn_for_sign_compare.
595 * c-parser.c (c_parser_condition): Pass location to
596 c_*common_truthvalue_conversion.
597 (c_parser_conditional_expression): Save condition's location and pass
598 it on down.
599 (c_parser_binary_expression): Same, but for the binary operator's
600 location.
601 (c_parser_omp_for_loop): Pass location to
602 c_objc_common_truthvalue_conversion.
603
604 2008-09-23 Martin Jambor <mjambor@suse.cz>
605
606 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
607 (cgraph_node_remove_callees): New temporary f. Hold the next item
608 in f when looping.
609 (cgraph_node_remove_callers): Likewise.
610
611 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
612 (ipa_node_removal_hook): Likewise.
613
614 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
615 gimple_call_copy_skip_args and moved to the gimple_call section.
616 * gimple.c (gimple_copy_call_skip_args): Renamed to
617 gimple_call_copy_skip_args. Changed al users.
618
619 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
620
621 * ira-color.c (start_allocno_priorities): Rename to
622 setup_allocno_priorities. Use costs and
623 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
624 range lengths. Get rid off doubles.
625 (ira_fast_allocations): Call start_allocno_priorities.
626
627 2008-09-22 David Daney <ddaney@avtrex.com>
628
629 PR target/37593
630 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
631 register if TARGET_LONG_CALLS.
632
633 2008-09-22 Richard Guenther <rguenther@suse.de>
634
635 PR tree-optimization/37145
636 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
637 value-numbering union accesses with their offset and size only.
638 (visit_reference_op_load): Fix simplification of inserted conversions.
639 * tree-ssa-pre.c (find_or_generate_expression): Do not
640 recursively generate expressions if running FRE.
641
642 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
643
644 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
645 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el,
646 *baddu_di<mode>): New patterns.
647
648 2008-09-22 Richard Guenther <rguenther@suse.de>
649
650 PR tree-optimization/37145
651 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
652 (phi_translate_1): Constant fold references.
653
654 2008-09-22 Ira Rosen <irar@il.ibm.com>
655
656 PR tree-optimization/37482
657 * tree-vectorizer.h (struct _slp_instance): Add new field.
658 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
659 (get_earlier_stmt): New function.
660 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
661 function.
662 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
663 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
664 asserts that GSI points to the scalar statement being vectorized.
665 Set new statement location according to GSI.
666 (vect_schedule_slp_instance): Use GSI of
667 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
668
669 2008-09-21 Jan Hubicka <jh@suse.cz>
670
671 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
672 (ipcp_insert_stage): Update dead_nodes bitmap.
673
674 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
675
676 PR target/37528
677 * config/i386/t-cygming (SHLIB_LC): Remove.
678 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
679 * config/i386/t-cygwin (SHLIB_LC): Specify all required
680 libraries.
681
682 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
683
684 PR middle-end/37170
685 PR middle-end/37280
686 * final.c (mark_symbol_ref_as_used): New helper function.
687 (output_operand): Instead of just looking inside MEMs for
688 SYMBOL_REFs, use new helper function and for_each_rtx.
689 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
690 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
691 Make head comment more general.
692 * config/darwin.c (machopic_output_indirection): Handle weak
693 references here, like in assemble_external.
694
695 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
696
697 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
698 (sparc_emit_float_lib_cmp): Change return type.
699 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
700 (gen_compare_operator): New function.
701 (sparc_emit_float_lib_cmp): Return the new operator to be used in
702 the comparison sequence. Minor tweaks.
703 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
704 that the final operator and the result of sparc_emit_float_lib_cmp
705 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
706 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
707 buneq, bunge, bunle, bltgt): Assert that the final operator and the
708 result of sparc_emit_float_lib_cmp match for software TFmode.
709 (movqicc, movhicc, movsicc, movdicc): Merge into...
710 (mov<I:mode>cc): ...this.
711 (movsfcc, movdfcc, movtfcc): Merge into...
712 (mov<F:mode>cc): ...this.
713 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
714 into...
715 (mov<I:mode>_cc_v9): ...this.
716 (movdi_cc_sp64_trunc): Delete.
717 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
718 movdi_cc_reg_sp64): Merge into...
719 (mov<I:mode>_cc_reg_sp64): ...this.
720 (movsf_cc_sp64): Rename into...
721 (movsf_cc_v9): ...this.
722 (movdf_cc_sp64): Rename into...
723 (movdf_cc_v9): ...this.
724 (movtf_cc_hq_sp64): Rename into...
725 (movtf_cc_hq_v9): ...this.
726 (movtf_cc_sp64): Rename into...
727 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
728
729 2008-09-21 Diego Novillo <dnovillo@google.com>
730
731 * doc/gccint.texi: Include generic.texi and gimple.texi.
732 Re-order index.
733 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
734 (GIMPLE): Move to gimple.texi.
735 (Annotations): Remove references to to stmt_ann_t and
736 ssa_name_ann_t.
737 (SSA Operands): Rename from 'Statement Operands'.
738 * doc/generic.texi: New.
739 * doc/gimple.texi: New.
740 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and
741 gimple.texi.
742 * Makefile.in (TEXI_GCCINT_FILES):
743 * gimple.c (gimple_copy_call_skip_args): Rename from
744 giple_copy_call_skip_args. Update all users.
745 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
746
747 2008-09-21 Ira Rosen <irar@il.ibm.com>
748
749 PR tree-optimization/37539
750 * tree-vect-transform.c (vect_transform_strided_load): Save vector
751 statement in related statement field only for the first load of the
752 group of loads with the same data reference.
753
754 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
755
756 * config/mips/mips.h (TUNE_OCTEON): New macro.
757 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
758 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
759 * config/mips/octeon.md: New file.
760 * config/mips/mips.md: Include octeon.md. Restore
761 semi-alphabetical order of include files.
762
763 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
764
765 PR target/37571
766 * config/i386/i386.md (*jcc_fused_1): Removed.
767 (*jcc_fused_2): Likewise.
768 (*jcc_fused_3): Likewise.
769 (*jcc_fused_4): Likewise.
770
771 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
772
773 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
774 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
775 * target.h (gcc_target): Add ira_cover_classes.
776 * ira.c: Remove IRA_COVER_CLASSES guards.
777 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
778 instead of IRA_COVER_CLASSES.
779 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
780 (setup_class_translate): Likewise.
781 (setup_reg_class_intersect_union): Likewise.
782 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
783 test of targetm.ira_cover_classes.
784 * opts.c (decode_options): Use targetm.ira_cover_classes instead
785 of IRA_COVER_CLASSES.
786 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
787 (TARGET_INITIALIZER): Include it.
788 * targhooks.h (default_ira_cover_classes): Declare.
789 * targhooks.c (default_ira_cover_classes): New function.
790
791 2008-09-19 Bob Wilson <bob.wilson@acm.org>
792
793 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
794
795 2008-09-19 Ian Lance Taylor <iant@google.com>
796
797 * varasm.c (narrowing_initializer_constant_valid_p): Return
798 NULL_TREE if ENDTYPE is not an integer.
799
800 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
801
802 PR tree-opt/30930
803 * tree-ssa.c (execute_update_addresses_taken): Also update
804 DECL_GIMPLE_REG_P for vector and complex types.
805
806 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
807 Jan Hubicka <jh@suse.cz>
808
809 PR middle-end/37567
810 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
811 empty before freeing them.
812 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
813
814 2008-09-18 Bob Wilson <bob.wilson@acm.org>
815
816 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
817 * config/xtensa/predicates.md (tls_symbol_operand): New.
818 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
819 (TARGET_CANNOT_FORCE_MEM): Define.
820 (xtensa_tls_symbol_p): New.
821 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
822 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
823 (xtensa_tls_module_base): New.
824 (xtensa_call_tls_desc): New.
825 (xtensa_legitimize_tls_address): New.
826 (xtensa_legitimize_address): Handle TLS symbols.
827 (xtensa_tls_referenced_p_1): New.
828 (xtensa_tls_referenced_p): New.
829 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
830 UNSPEC_DTPOFF.
831 (XTENSA_BUILTIN_THREAD_POINTER): New.
832 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
833 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
834 builtin. Add declarations for __builtin_thread_pointer and
835 __builtin_set_thread_pointer.
836 (xtensa_fold_builtin): Recognize new builtins.
837 (xtensa_expand_builtin): Expand new builtins.
838 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
839 (TARGET_THREADPTR): Define.
840 (HAVE_AS_TLS): Define default value.
841 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
842 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
843 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
844 (UNSPECV_SET_TP): New.
845 (sym_TPOFF, sym_DTPOFF): New.
846 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
847 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
848 * configure: Regenerated.
849
850 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
851
852 PR target/37394
853 * config/ia64/ia64.c (ia64_optimization_options): Move
854 checking and setting flag_schedule_insns_after_reload and
855 ia64_flag_schedule_insns2 back to ...
856 (ia64_override_options): Here.
857
858 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
859
860 PR rtl-opt/37451
861 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
862 zero extend count after the correction to it is done.
863 (doloop_optimize): Update call to doloop_modify, don't zero extend
864 count before call.
865
866 2008-09-18 Martin Jambor <mjambor@suse.cz>
867
868 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
869
870 * ipa-prop.c: Correct comments.
871 * ipa-prop.h: Likewise.
872
873 2008-09-18 Jan Hubicka <jh@suse.cz>
874
875 PR middle-end/37448
876 * ipa-reference.c (ipa_reference_local_vars_info_d,
877 ipa_reference_global_vars_info_d,
878 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
879 ipa_reference_vars_info_t): Move here from ipa-reference.h
880 (node_duplication_hook_holder, node_removal_hook_holder): New.
881 (get_reference_vars_info_from_cgraph): Rename to ...
882 (get_reference_vars_info): ... this one, use cgraph uids.
883 (get_local_reference_vars_info, get_global_reference_vars_info):
884 Use cgraph instead of decl.
885 (ipa_reference_get_read_local, ipa_reference_get_written_local):
886 Remove.
887 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
888 ipa_reference_get_written_global,
889 ipa_reference_get_not_written_global): Use cgraph argument.
890 (check_call): Simplify avail check.
891 (scan_stmt_for_static_refs): Update.
892 (propagate_bits): Update.
893 (merge_callee_local_info): Remove.
894 (init_function_info): Use cgraph nodes.
895 (clean_function_local_data): Break out from ...
896 (clean_function): ... here.
897 (copy_local_bitmap, copy_global_bitmap): New functions.
898 (duplicate_node_data, remove_node_data): New functions.
899 (generate_summary): Register hooks; use visibility instead of
900 master clones.
901 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
902 * ipa-reference.h (ipa_reference_local_vars_info_d,
903 ipa_reference_global_vars_info_d,
904 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
905 ipa_reference_vars_info_t): Move to ipa-reference.c
906 (ipa_reference_get_read_local, ipa_reference_get_written_local):
907 Remove.
908 (ipa_reference_get_read_global, ipa_reference_get_written_global,
909 ipa_reference_get_not_read_global,
910 ipa_reference_get_not_written_global): Update prototype.
911 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
912 (init_state): Remove.
913 (node_duplication_hook_holder, node_removal_hook_holder): New.
914 (get_function_state, set_function_state): Use VECtor.
915 (analyze_function): Check body availability.
916 (add_new_function): Likewise.
917 (duplicate_node_data, remove_node_data): New.
918 (generate_summary): Register hooks; do not care about clones.
919 (propafate): Do not care about clones; recursive functions are
920 not looping.
921 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
922 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
923 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
924 static.
925 * tree-flow.h (function_ann_d): Remove reference_vars_info.
926 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
927 Update call of ipa-reference accesors.
928
929 2008-09-18 Simon Baldwin <simonb@google.com>
930
931 * c-opts.c (c_common_handle_option): Add handling for
932 -Wbuiltin-macro-redefined command line option.
933 * c.opt: Added builtin-macro-redefined option.
934 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
935 documentation.
936
937 2008-09-18 Richard Guenther <rguenther@suse.de>
938
939 PR tree-optimization/37258
940 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
941 and signedness for integral types.
942 (vn_phi_eq): Require compatible types.
943
944 2008-09-18 Jakub Jelinek <jakub@redhat.com>
945
946 PR debug/34037
947 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
948 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
949 VAR_DECL.
950 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
951 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
952 ggc_free other TREE_LIST nodes from that chain.
953 * function.c (instantiate_decls): Instantiate also DECL_RTL
954 of vars in cfun->local_decls, free that list afterwards.
955
956 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
957
958 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
959 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
960
961 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
962
963 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
964 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
965
966 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
967
968 PR tree-optimization/37102
969 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
970 from a node. Check to see if another PHI is dead.
971 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
972 remove real PHIs which have no uses.
973 (rewrite_out_of_ssa): Call eliminate_useless_phis.
974
975 2008-09-18 Richard Guenther <rguenther@suse.de>
976
977 PR middle-end/37284
978 * tree-cfg.c (remove_useless_stmts_1): Remove
979 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
980
981 2008-09-18 Nick Clifton <nickc@redhat.com>
982
983 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
984 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
985 to frv_secondary_reload_class.
986 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
987 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
988 (frv_secondary_reload_class): Omit unused parameter.
989 (frv_secondary_reload): New function. Handle the case when
990 secondary_reload_class() is called before the reload_(in|out)
991 _optabs have been initialised.
992 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
993 unused parameter.
994 * config/frv/frv.md: Define an exclusion set between fr550_m0
995 and fr550_f0.
996
997 2008-09-18 Richard Guenther <rguenther@suse.de>
998
999 PR tree-optimization/37456
1000 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
1001 want to insert after ends a BB insert on the single fallthru
1002 outgoing edge.
1003
1004 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
1005
1006 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
1007 Mention -march=z9-109, z9-ec and z10.
1008
1009 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
1010
1011 PR rtl-optimization/37544
1012 * regrename.c (maybe_mode_change): Exit early when copy_mode
1013 is narrower than orig_mode and narrower than new_mode.
1014
1015 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
1016
1017 PR middle-end/37499
1018 * sched-int.h (struct _haifa_insn_data): Remove unused field
1019 ref_count.
1020
1021 * sched-rgn.c (ref_counts): Remove.
1022 (insn_referenced): New static variable.
1023 (INSN_REF_COUNT): Remove.
1024 (sched_run_compute_dependencies): Use insn_referenced instead of
1025 INSN_REF_COUNT.
1026 (add_branch_dependences): Likewise. Delete dead assignment.
1027
1028 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
1029
1030 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
1031 consumer is an asm. Add comment why this is important.
1032 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
1033 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around
1034 it.
1035
1036 2008-09-17 Joseph Myers <joseph@codesourcery.com>
1037
1038 * expr.c (emit_group_store): Do not shift before moving via a
1039 stack slot.
1040
1041 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
1042
1043 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
1044 from aggregate to non-aggregate type if the bit pattern is not fully
1045 preserved afterwards.
1046
1047 2008-09-17 Richard Guenther <rguenther@suse.de>
1048
1049 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
1050 (verify_gimple_assign): ... this. Split into ...
1051 (verify_gimple_assign_unary): ... this,
1052 (verify_gimple_assign_binary): ... that,
1053 (verify_gimple_assign_single): ... and this.
1054 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
1055 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
1056 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
1057 (verify_types_in_gimple_reference): Be forgiving with
1058 VIEW_CONVERT_EXPRs.
1059 (verify_gimple_phi): Deal with virtual operands.
1060
1061 * tree.def (PREDICT_EXPR): Change to tcc_expression.
1062
1063 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
1064
1065 * tree.c (get_callee_fndecl): Don't call the language hook.
1066 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
1067 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
1068 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
1069
1070 2008-09-17 Jakub Jelinek <jakub@redhat.com>
1071
1072 * tree.c (protected_set_expr_location): Don't unnecessarily
1073 check for error_mark_node.
1074
1075 2008-09-17 Art Haas <ahaas@impactweather.com>
1076
1077 * ipa-reference.c (analyze_function): Declare step only if
1078 ENABLE_CHECKING is defined.
1079
1080 2008-09-17 Jan Hubicka <jh@suse.cz>
1081
1082 PR c++/18071
1083 * tree.h (DECL_INLINE): remove.
1084 (DECL_DECLARED_INLINE_P): Update docs.
1085 (DECL_NO_INLINE_WARNING_P): new.
1086 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
1087 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
1088
1089 2008-09-17 Jakub Jelinek <jakub@redhat.com>
1090 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1091
1092 PR bootstrap/37441
1093 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
1094 false.
1095
1096 2008-09-17 Jan Hubicka <jh@suse.cz>
1097
1098 * ipa-reference.c (ipa_obstack): Remove.
1099 (local_info_obstack, global_info_obstack): New.
1100 (add_static_var): We now handle variables only.
1101 (mark_address_taken, mark_load, mark_store): New functions based on ...
1102 (check_operand): ... remove.
1103 (get_asm_stmt_operands): Rename to ...
1104 (check_asm_memory_clobber): ... this. Look only for memory clobber.
1105 (scan_stmt_for_static_refs): Rewrite.
1106 (scan_op_for_static_refs): Rename to ...
1107 (scan_initializer_for_static_refs): do not look for VAR_DECL
1108 initializers; stop recursion on types and decls.
1109 (ipa_init): Use proper obstacks.
1110 (analyze_variable): Use scan_initializer_for_static_refs.
1111 (init_function_info): Use local obstack.
1112 (analyze_function): Simplify.
1113 (add_new_function): We don't need visited_nodes obstack.
1114 (generate_summary): Use proper obstacks; cleanup after propagation.
1115
1116 2008-09-17 Richard Guenther <rguenther@suse.de>
1117
1118 PR middle-end/37385
1119 PR tree-optimization/37491
1120 * alias.c (get_alias_set): Use the canonical type.
1121 * tree-vect-transform.c (vectorizable_store): Use the type of
1122 the lhs for the vector type. Adjust checking.
1123 (vectorizable_load): Adjust checking.
1124
1125 2008-09-16 Jakub Jelinek <jakub@redhat.com>
1126 Adam Nemet <anemet@caviumnetworks.com>
1127
1128 PR rtl-optimization/37483
1129 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
1130 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
1131 Rearrange code to better match the original comment. Check
1132 t_unconditional first. Improve comment.
1133
1134 2008-09-16 Jakub Jelinek <jakub@redhat.com>
1135
1136 PR c/37529
1137 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
1138 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
1139
1140 PR c++/37530
1141 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
1142 GIMPLE_TRY if cleanup sequence is empty.
1143
1144 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
1145
1146 PR middle-end/37263
1147 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
1148 eliminate IV if the cost are the same.
1149
1150 2008-09-16 Richard Guenther <rguenther@suse.de>
1151
1152 PR middle-end/37380
1153 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
1154 if not necessary.
1155
1156 2008-09-16 Richard Guenther <rguenther@suse.de>
1157
1158 PR tree-optimization/37508
1159 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
1160
1161 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
1162
1163 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
1164
1165 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1166
1167 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
1168 use gen_floatdidf2 directly.
1169 (floatunssidf2): Likewise.
1170 (floatsidf_ppc64_mfpgpr): Remove.
1171 (floatsidf_ppc64): Remove.
1172 (floatunssidf_ppc64): Remove.
1173
1174 2008-09-15 Jakub Jelinek <jakub@redhat.com>
1175
1176 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
1177 rather than update_cost_queue.
1178
1179 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
1180 in every call starting with the second one, instead of only when
1181 alias_bitmap_obstack.elements != NULL.
1182
1183 * tree-predcom.c (filter_suitable_components): Free all refs in
1184 act->refs vector before calling release_component.
1185 (add_ref_to_chain): Free ref if not adding it to chain->refs.
1186
1187 * tree-data-ref.c (free_subscripts): Free all subscript objects.
1188
1189 * tree-loop-linear.c (linear_transform_loops): Initialize
1190 lambda_obstack only after calling perfect_loop_nest_depth.
1191 Goto free_and_continue instead of just continue for later failures.
1192
1193 PR middle-end/37479
1194 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
1195
1196 PR libmudflap/36397
1197 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
1198
1199 2008-09-14 Andreas Schwab <schwab@suse.de>
1200
1201 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
1202
1203 2008-09-14 Jan Hubicka <jh@suse.cz>
1204
1205 * invoke.texi (-fconserve-stack): Document.
1206 * opts.c (decode_options): Handle conserve_stack.
1207 * common.opt (fconvserve_stack): New.
1208
1209 2008-09-14 David Edelsohn <edelsohn@gnu.org>
1210
1211 * config.host: Add x-aix to host_xmake_file.
1212 * config/rs6000/t-aix52: Do not override LDFLAGS.
1213 * config/rs6000/x-aix: New file.
1214
1215 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
1216
1217 PR target/19636
1218 PR target/24894
1219 PR target/31644
1220 PR target/31786
1221 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
1222 is not recognized as a valid register usage. Allow REG_X to be used
1223 as a base pointer.
1224 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
1225 forces a reload when using a base register.
1226
1227 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
1228
1229 * config/i386/cygming-crtend.c (register_frame_ctor): If
1230 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
1231 directly with atexit.
1232 (deregister_frame_ctor): Rename to ...
1233 (deregister_frame_dtor): Use to call __gcc_deregister_frame
1234 if !DEFAULT_USE_CXA_ATEXIT.
1235
1236 2008-09-13 Jan Hubicka <jh@suse.cz>
1237
1238 * cgraph.c: Include value-prof.h
1239 * Makefile.in (cgraph.o): Add value-prof.h dependency.
1240
1241 2008-09-13 Jan Hubicka <jh@suse.cz>
1242
1243 PR middle-end/32581
1244 * tree-profile.c (add_abnormal_goto_call_edges): New function.
1245 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
1246 tree_gen_one_value_profiler, tree_gen_average_profiler,
1247 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
1248
1249 2008-09-13 Jan Hubicka <jh@suse.cz>
1250
1251 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
1252 too many bytes on misalligned blocks.
1253
1254 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1255
1256 * doc/cfg.texi: Fix some typos.
1257 * doc/extend.texi: Likewise.
1258 * doc/install.texi: Likewise.
1259 * doc/invoke.texi: Likewise.
1260 * doc/rtl.texi: Likewise.
1261 * doc/tree-ssa.texi: Likewise.
1262
1263 2008-09-13 Richard Guenther <rguenther@suse.de>
1264
1265 PR middle-end/30141
1266 * tree-nested.c (finalize_nesting_tree_1): Generate valid
1267 gimple stores for memory rhs.
1268
1269 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
1270
1271 PR rtl-optimization/37489
1272 * cse.c (fold_rtx): Don't return const_true_rtx for float
1273 compare if FLOAT_STORE_FLAG_VALUE is undefined.
1274
1275 2008-09-13 Jan Hubicka <jh@suse.cz>
1276
1277 PR tree-optimization/37392
1278 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
1279
1280 2008-09-13 Martin Jambor <mjambor@suse.cz>
1281 Jan Hubicka <jh@suse.cz>
1282
1283 * cgraph.c (free_edges): New variable.
1284 (NEXT_FREE_EDGE): New macro.
1285 (cgraph_free_edge): New function.
1286 (cgraph_remove_edge): Call cgraph_remove_edge_1.
1287 (cgraph_node_remove_callees): Likewise.
1288 (cgraph_node_remove_callers): Likewise.
1289 (cgraph_create_edge): Reuse edges from the free list. Do not
1290 update uid if doing so.
1291 (cgraph_remove_*_hook): Add free call.
1292
1293 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
1294
1295 * ira-color.c (conflict_allocno_vec): Delete.
1296 (update_cost_queue_elem): New structure.
1297 (update_cost_queue): New variable.
1298 (update_cost_queue_tail): Likewise.
1299 (update_cost_queue_elems): Likewise.
1300 (allocno_update_cost_check): Delete.
1301 (initiate_cost_update): Allocate update_cost_queue_elems
1302 instead of allocno_update_cost_check.
1303 (finish_cost_update): Update the free()s accordingly.
1304 (start_update_cost): New function.
1305 (queue_update_cost): Likewise.
1306 (get_next_update_cost): Likewise.
1307 (update_copy_costs_1): Inline into...
1308 (update_copy_costs): ...here. Use a queue instead of recursive calls.
1309 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
1310 once we've established they are equal. Don't allocate update
1311 costs if there is nothing to add to them.
1312 (update_conflict_hard_regno_costs): Remove ALLOCNO and
1313 DIVISOR arguments. Use a queue instead of recursive calls;
1314 process all the allocnos in the initial queue, rather than
1315 a single allocno.
1316 (assign_hard_reg): Use queue_update_cost instead of
1317 conflict_allocno_vec. Queue coalesced allocnos instead
1318 of calling update_conflict_hard_regno_costs for each one.
1319 Just call update_conflict_hard_regno_costs once for the
1320 entire queue.
1321 (ira_color): Remove conflict_allocno_vec handling.
1322
1323 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
1324
1325 PR tree-optimization/37484
1326 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
1327 (save_var_name): Same.
1328 (initialize_cloog_names): Same.
1329 (initialize_cloog_names): Same.
1330
1331 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
1332
1333 * tree-scalar-evolution.c (set_instantiated_value): Set
1334 instantiated_below.
1335
1336 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
1337
1338 PR rtl-opt/37377
1339
1340 * ira-build.c (common_loop_tree_node_dominator): Remove.
1341 (copy_live_ranges_to_removed_store_destinations): New function.
1342 (regno_top_level_allocno_map): Move to top level from ...
1343 (ira_flattening): ... here. Use
1344 copy_live_ranges_to_removed_store_destinations.
1345
1346 * ira-emit.c (generate_edge_moves): Fix a comment.
1347
1348 2008-09-12 Anatoly Sokolov <aesok@post.ru>
1349
1350 PR target/37466
1351 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
1352 scratch register after 'set' pattern.
1353
1354 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1355
1356 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
1357 information passed to mark_reg_pointer.
1358 * explow.c (force_reg): Likewise.
1359
1360 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1361
1362 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
1363 when building for the celledp architecture.
1364
1365 2008-09-12 Richard Guenther <rguenther@suse.de>
1366
1367 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
1368
1369 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
1370
1371 PR rtl-optimization/37424
1372 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
1373 the regnos instead of the addresses.
1374
1375 2008-09-11 Janis Johnson <janis187@us.ibm.com>
1376
1377 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
1378
1379 2008-09-11 Richard Guenther <rguenther@suse.de>
1380
1381 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
1382 entering the weaker equivalence recording.
1383
1384 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
1385
1386 2008-09-11 Jeff Law <law@redhat.com>
1387
1388 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
1389 by assign_stack_local on the IRA path for stack slot sharing
1390 as well as the non-IRA path.
1391
1392 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
1393
1394 * config/i386/i386.h: Fix whitespace issues.
1395
1396 2008-09-11 Martin Jambor <mjambor@suse.cz>
1397
1398 * ipa-prop.h (struct ipa_param_flags): Removed.
1399 (struct ipa_param_descriptor): New structure.
1400 (struct ipa_node_params): ipcp_lattices, param_decls and
1401 param_flags moved to ipa_param_description.
1402 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
1403 descriptors. Renamed all users.
1404 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
1405 changed to access descriptors. Renamed all users.
1406 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
1407 to access descriptors. Renamed all users.
1408 * ipa-cp.c (ipcp_init_cloned_node): Call
1409 ipa_initialize_node_params instead of ipa_count_formal_params and
1410 ipa_create_param_decls_array.
1411 (ipcp_analyze_node): Likewise.
1412 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
1413 descriptors. Renamed all users.
1414 (ipcp_initialize_node_lattices): Remove allocation.
1415 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
1416 ipa_initialize_node_params instead of ipa_count_formal_params and
1417 ipa_create_param_decls_array.
1418 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
1419 ipa_populate_param_decls, made static, added parameter info,
1420 renamed mt to node, removed allocation, changed to use
1421 descriptors.
1422 (ipa_count_formal_params): Made static, added parameter info,
1423 renamed mt to node.
1424 (ipa_initialize_node_params): New function.
1425 (ipa_check_stmt_modifications): Changed to use descriptors.
1426 (ipa_detect_param_modifications): Removed allocation, changed to
1427 use descriptors.
1428 (ipa_note_param_call): Changed to use descriptors.
1429 (ipa_analyze_params_uses): Removed allocation.
1430 (ipa_free_node_params_substructures): Changed to use descriptors.
1431 (ipa_edge_duplication_hook): Use the unused attribute.
1432 (ipa_node_duplication_hook): Use the unused attribute, changed to
1433 use descriptors, changed to duplicate descriptors.
1434
1435 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
1436 changed all callers. Call ipa_propagate_indirect_call_infos if doing
1437 indirect inlining. Made static.
1438 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
1439 functions called only once.
1440 (cgraph_decide_recursive_inlining): Don't call
1441 ipa_propagate_indirect_call_infos, pass new_edges to
1442 cgraph_mark_inline_edge instead.
1443 (cgraph_decide_inlining_of_small_functions): Don't call
1444 ipa_propagate_indirect_call_infos, pass new_edges to
1445 cgraph_mark_inline_edge instead.
1446 (cgraph_decide_inlining): Don't call
1447 ipa_propagate_indirect_call_infos.
1448 * ipa-prop.c: Check that vectors are allocated.
1449
1450 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
1451 iff a new cgraph edges have been created.
1452 (cgraph_decide_inlining): New variable redo_always_inline.
1453 Flattening and always_inlining loop until callgraph stabilizes.
1454 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
1455 true iff new cgraph edges have been created.
1456 (propagate_info_to_inlined_callees): Likewise.
1457 (ipa_propagate_indirect_call_infos): Likewise.
1458
1459 2008-09-11 Richard Guenther <rguenther@suse.de>
1460
1461 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
1462 (set_prologue_iterations): Likewise.
1463 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
1464 Likewise.
1465 (vect_update_init_of_dr): Likewise.
1466 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
1467 type verification.
1468 * fold-const.c (fold_unary): Do not generate calculations
1469 in sub-types.
1470
1471 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
1472
1473 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
1474 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
1475 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
1476
1477 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
1478 a bool.
1479 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
1480 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
1481 before finalizing the changes.
1482 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
1483 for BIT_IOR_EXPR.
1484 (simplify_truth_ops_using_ranges): New.
1485 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
1486 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
1487 whether a simplification was made.
1488 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
1489 use a switch statement and also call simplify_truth_ops_using_ranges.
1490
1491 2008-09-11 Jan Hubicka <jh@suse.cz>
1492
1493 * ggc-common.c (loc_array): Make static.
1494 * dce.c (rest_of_handle_ud_dce): Free worklist.
1495
1496 2008-09-11 Jan Hubicka <jh@suse.cz>
1497
1498 * cgraph.c (cgraph_release_function_body): Plug memory leak on
1499 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
1500 function so we are sure we do not dangle it forever.
1501 * function.c (outer_function_chain, find_function_data): Remove.
1502 (function_context_stack): New.
1503 (push_function_context, pop_function_context): Update.
1504 * function.h (struct function): Remove pointer outer.
1505 (outer_function_chain, find_function_data): Remove.
1506 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
1507
1508 2008-09-11 Jan Hubicka <jh@suse.cz>
1509
1510 PR middle-end/37448
1511 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
1512
1513 2008-09-11 Jan Hubicka <jh@suse.cz>
1514
1515 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
1516
1517 2008-09-11 Jan Hubicka <jh@suse.cz>
1518
1519 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
1520 (free_var_map_entry): New function.
1521 (redirect_edge_var_map_destroy): Use it.
1522
1523 2008-09-11 Jan Hubicka <jh@suse.cz>
1524
1525 PR middle-end/37448
1526 * tree-inline.c (add_lexical_block): Replace with ...
1527 (prepend_lexical_block): ... prepend at begginig.
1528 (remap_blocks): Use it and reverse later.
1529 (expand_call_inline): Use prepend_lexical_block.
1530
1531 2008-09-11 Jan Hubicka <jh@suse.cz>
1532
1533 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
1534
1535 2008-09-11 Jan Hubicka <jh@suse.cz>
1536
1537 * function.c (free_after_compilation): Call insn_locators_free.
1538 * cfglayout.c (insn_locators_free): New function.
1539 * rtl.h (insn_locators_free): Declare.
1540
1541 2008-09-11 Jan Hubicka <jh@suse.cz>
1542
1543 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
1544 vector pointer.
1545 (cond_move_process_if_block): Update call.
1546
1547 2008-09-11 Jan Hubicka <jh@suse.cz>
1548
1549 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
1550 * vec.c: Include hashtab.h
1551 (vec_descriptor, ptr_hash_entry): New structures.
1552 (vec_desc_hash, vec_ptr_map): New static variables.
1553 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
1554 register_overhead, free_overhead, vec_heap_free): New functions.
1555 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
1556 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
1557 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
1558 New functions.
1559
1560 2008-09-11 Ira Rosen <irar@il.ibm.com>
1561
1562 PR tree-optimization/37474
1563 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
1564 length of load permutation.
1565
1566 2008-09-11 Andreas Schwab <schwab@suse.de>
1567
1568 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
1569
1570 2008-09-11 Jakub Jelinek <jakub@redhat.com>
1571
1572 PR target/37382
1573 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
1574 * dse.c (find_shift_sequence): Use extract_low_bits instead of
1575 simplify_gen_subreg.
1576
1577 2008-09-11 Ira Rosen <irar@il.ibm.com>
1578
1579 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
1580 for alias check.
1581
1582 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1583
1584 PR middle-end/37338
1585 * gimplify.c (gimplify_body): Call default_rtl_profile.
1586
1587 PR target/36904
1588 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
1589 instead of tok->val.node if not expanding to something else. Handle
1590 intervening CPP_PADDING tokens.
1591 (altivec_categorize_keyword): Remove unneeded comparisons.
1592
1593 2008-09-10 Richard Guenther <rguenther@suse.de>
1594
1595 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
1596
1597 2008-09-10 Richard Guenther <rguenther@suse.de>
1598
1599 PR middle-end/37432
1600 * tree-inline.c (insert_init_stmt): Make sure to not
1601 insert invalid gimple stores.
1602
1603 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
1604
1605 PR tree-optimization/37388
1606 * toplev.c (process_options): Fail and warn when graphite
1607 flags are used, but the compiler has not been configured
1608 with graphite libraries.
1609 * graphite.c (graphite_transform_loops): Remove printfs
1610 to dump_file for the case when graphite is not available.
1611
1612 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
1613
1614 PR target/37434:
1615 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
1616 the even element into register.
1617 (ix86_expand_vector_init_general): Don't use
1618 ix86_expand_vector_init_interleave on V16QImode and V8HImode
1619 if we can't move from GPR to SSE register directly.
1620
1621 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
1622
1623 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
1624 not lose track of the number of NOPs needed. Number of NOPs needed
1625 for sync vs. loads workaround was switched; corrected. Run second
1626 pass for all workarounds. No NOPs needed after call insns. Change
1627 second pass to use find_next_insn_start and find_load helpers in order
1628 to properly detect parallel insns.
1629 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
1630
1631 2008-09-10 Jan Hubicka <jh@suse.cz>
1632
1633 * value-prof.c (gimple_ic): Fix tuplification bug.
1634 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
1635 var warning.
1636
1637 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1638
1639 PR tree-optimization/37353
1640 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
1641 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
1642 calls instead of cond_dead_built_in_calls.
1643 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
1644 initalize the vector only before adding first entry. Use VEC_safe_push
1645 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
1646 shrink_wrap_conditional_dead_built_in_calls call.
1647
1648 2008-09-10 Ira Rosen <irar@il.ibm.com>
1649
1650 PR tree-optimization/37385
1651 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
1652 argument, and use it as a vector type if not NULL.
1653 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
1654 vectorized rhs.
1655 (vect_setup_realignment): Call vect_create_data_ref_ptr with
1656 additional argument.
1657 (vectorizable_load): Likewise.
1658
1659 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1660
1661 * config/i386/i386.md (SWI32): New mode iterator.
1662 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
1663 of SWI.
1664
1665 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1666
1667 PR rtl-optimization/37435
1668 * caller-save.c (insert_restore, insert_save): Check the mode by
1669 reg_save_code.
1670
1671 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1672
1673 PR other/37265
1674 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
1675 splay tree lookup.
1676 (dw2_output_indirect_constant_1): Use unstripped name in symbol
1677 reference.
1678
1679 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
1680
1681 * doc/invoke.texi (ARM Options): Correct errors in discussion
1682 of -mfloat-abi, -mhard-float, and -msoft-float.
1683
1684 2008-09-09 Jakub Jelinek <jakub@redhat.com>
1685 Jan Hubicka <jh@suse.cz>
1686
1687 PR middle-end/37356
1688 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
1689 calling gimple_regimplify_operands on it. Iterate over all newly
1690 added statements, not just the last one.
1691 (insert_init_stmt): Insert stmt into seq first, then call
1692 gimple_regimplify_operands on it. Don't create new gimplification
1693 context, nor find referenced vars.
1694
1695 2008-09-09 Jakub Jelinek <jakub@redhat.com>
1696
1697 PR other/37419
1698 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
1699 to pointer to vector pointer.
1700 * ipa-prop.c (ipa_propagate_indirect_call_infos,
1701 propagate_info_to_inlined_callees): Likewise.
1702 (update_call_notes_after_inlining): Likewise. Push new indirect edge
1703 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
1704 ipa_check_create_edge_args.
1705 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
1706 argument to pointer to vector pointer.
1707 (cgraph_decide_inlining_of_small_function): Adjust
1708 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
1709 calls.
1710
1711 PR target/37438
1712 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
1713 optimizing for size, not speed.
1714
1715 PR rtl-optimization/37408
1716 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
1717 if parm is promoted.
1718
1719 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
1720
1721 PR tree-optimization/37375
1722 * tree-scalar-evolution.c (scev_info_str): Add field
1723 instantiated_below.
1724 (new_scev_info_str, eq_scev_info, find_var_scev_info,
1725 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
1726 set_instantiated_value): Pass instantiated_below.
1727 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
1728 to above functions.
1729 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
1730 the definitions are not instantiated.
1731
1732 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
1733 (block_before_loop): New.
1734 * tree-data-ref.c (dr_analyze_indices): Update uses of
1735 instantiate_scev.
1736 * graphite.c (block_before_scop): New.
1737 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
1738 basic block, not a loop for determining the parameters.
1739 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
1740 scop.
1741 (idx_record_params, find_params_in_bb, find_scop_parameters,
1742 build_loop_iteration_domains, add_conditions_to_domain): Update calls
1743 to instantiate_scev.
1744
1745 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
1746
1747 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1748
1749 PR rtl-opt/37333
1750
1751 * ira-build.c (ira_create_allocno): Setup frequency to 0.
1752
1753 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
1754 Check zero freq and increase if necessary.
1755
1756 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1757
1758 * ira-conflicts.c (process_regs_for_copy): Check that the hard
1759 regno is in the right range. Add comments.
1760
1761 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1762
1763 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
1764 warnings.
1765 * mips-tfile.c (copy_object): Cast alloca result to int *.
1766 * mips-tdump.c (print_symbol): Cast xmalloc return values to
1767 proper types.
1768 Rename class to sclass.
1769 (read_tfile): Cast read_seek return values to proper types.
1770 Cast xcalloc return value to proper type.
1771
1772 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1773
1774 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
1775 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
1776 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
1777
1778 2008-09-09 Jan Hubicka <jh@suse.cz>
1779
1780 * profile.c (is_edge_inconsistent): Add debug output; ignore
1781 negative count on fake edges.
1782 (is_inconsistent): Add debug output.
1783
1784 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
1785
1786 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
1787 dump message.
1788 (choose_ready): When first insn is chosen from the ready list, also
1789 dump it.
1790
1791 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
1792
1793 PR rtl-optimization/37360
1794 * haifa-sched.c (max_issue): Do not assert that we never issue more
1795 insns than issue_rate. Add comment.
1796
1797 2008-09-09 Richard Guenther <rguenther@suse.de>
1798
1799 * tree-cfg.c (verify_types_in_gimple_op): Remove.
1800 (verify_types_in_gimple_call): Rename to ...
1801 (verify_gimple_call): ... this. Enhance.
1802 (verify_types_in_gimple_cond): Remove.
1803 (verify_gimple_comparison): New function ...
1804 (verify_types_in_gimple_assign): ... split out from here.
1805 (verify_types_in_gimple_return): Rename to ...
1806 (verify_gimple_return): ... this. Enhance.
1807 (verify_types_in_gimple_switch): Rename to ...
1808 (verify_gimple_switch): ... this. Enhance.
1809 (verify_gimple_goto): New function.
1810 (verify_types_in_gimple_phi): Rename to ...
1811 (verify_gimple_phi): ... this. Enhance.
1812 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
1813 Fold in single-statement cases from verify_types_in_gimple_seq_2.
1814 (verify_types_in_gimple_seq_2): Remove cases handled in
1815 verify_types_in_gimple_stmt.
1816
1817 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
1818
1819 * config/bfin/bfin.c (n_regs_to_save): New static variable.
1820 (push_multiple_operation, pop_multiple_operation): Set it.
1821 (workaround_rts_anomaly): New function.
1822 (workaround_speculation): New function, broken out of bfin_reorg.
1823 (bfin_reorg): Call the new functions.
1824
1825 2008-09-09 Richard Guenther <rguenther@suse.de>
1826
1827 PR middle-end/37354
1828 PR middle-end/30165
1829 * gimplify.c (gimplify_conversion): Change conversions of
1830 non-register type to VIEW_CONVERT_EXPRs.
1831 (gimplify_addr_expr): If we need to make the operand
1832 addressable make sure to use a properly initialized
1833 temporary for that so it gets a valid gimple store.
1834
1835 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
1836
1837 * function.h (struct function): Add function_start_locus.
1838 * cfgexpand.c (gimple_expand_cfg): Use it.
1839 * c-parser.c (c_parser_declaration_or_fndef): Set it.
1840
1841 2008-09-09 Richard Guenther <rguenther@suse.de>
1842
1843 PR tree-optimization/37433
1844 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
1845 function calls.
1846
1847 2008-09-09 Richard Guenther <rguenther@suse.de>
1848
1849 PR tree-optimization/37387
1850 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
1851 and bits to a common type.
1852
1853 2008-09-09 Nick Clifton <nickc@redhat.com>
1854
1855 * config/v850/v850.md (return): Restore frame size restriction.
1856
1857 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
1858
1859 * c-common.c (c_expand_decl): Remove.
1860 * c-common.h (anon_aggr_type_p): Remove prototype.
1861 (DECL_ANON_UNION_ELEMS): Remove.
1862 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
1863 * c-decl.c (anon_aggr_type_p): Remove.
1864 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
1865 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
1866 * langhooks.h (struct lang_hooks): Remove expand_decl.
1867 * langhooks.c (lhd_expand_decl): Remove.
1868 * stmt.c (expand_anon_union_decl): Remove.
1869 * tree.h (expand_anon_union_decl): Remove prototype.
1870
1871 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
1872
1873 PR target/36609
1874 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
1875 zero.
1876 * config/avr/avr.md (QISI) : Define mode iterator.
1877 (negated_tst<mode>) : Redefine as split using mode macro.
1878 (reversed_tstqi): Define insn as reversed compare with zero.
1879 (reversed_tsthi): Ditto.
1880 (reversed_tstsi): Ditto.
1881
1882 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1883
1884 PR middle-end/37393
1885 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
1886 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
1887
1888 PR middle-end/37414
1889 * predict.c (optimize_function_for_size_p): Don't segfault if
1890 FUN is NULL.
1891 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
1892 tree_swap_operands_p): Don't test cfun != NULL before calling
1893 optimize_function_for_s*_p.
1894
1895 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
1896
1897 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
1898 end of the search.
1899
1900 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
1901
1902 * crx/crx.h (IRA_COVER_CLASSES): Define.
1903
1904 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1905
1906 PR middle-end/37337
1907 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
1908 even when a stmt has been gimple_modified_p, but after fold_stmt is
1909 not any longer. Remove unneeded may_have_exposed_new_symbols
1910 initializations.
1911
1912 2008-09-08 Richard Guenther <rguenther@suse.de>
1913
1914 PR tree-optimization/37421
1915 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
1916 valueize the RHS.
1917
1918 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1919
1920 PR middle-end/37415
1921 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
1922
1923 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1924
1925 PR driver/37409
1926 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
1927 * pa-hpux10.h (LINK_SPEC): Likewise.
1928 * pa-hpux11.h (LINK_SPEC): Likewise.
1929
1930 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1931
1932 * pa32-regs.h (IRA_COVER_CLASSES): Define.
1933 * pa64-regs.h (IRA_COVER_CLASSES): Define.
1934
1935 2008-09-07 Helge Deller <deller@gmx.de>
1936
1937 * pa/linux-atomic.c: New file.
1938 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
1939 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
1940
1941 2008-09-07 Richard Guenther <rguenther@suse.de>
1942 Ira Rosen <irar@il.ibm.com>
1943
1944 PR tree-optimization/36630
1945 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
1946 Call STRIP_NOPS before calling evolution_part_in_loop_num.
1947
1948 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
1949 Ira Rosen <irar@il.ibm.com>
1950
1951 PR tree-optimization/35642
1952 * config/rs6000/altivec.md (mulv8hi3): Implement.
1953
1954 2008-09-06 Jeff Law <law@redhat.com>
1955
1956 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
1957
1958 2008-09-06 Jan Hubicka <jh@suse.cz>
1959
1960 PR tree-optimization/14703
1961 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
1962 declarations.
1963 * passes.c (init_optimization_passes): Recompute inline parameters.
1964
1965 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
1966
1967 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
1968 DECL being null.
1969
1970 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
1971 Peter Fuerst <post@pfrst.de>
1972
1973 * doc/invoke.texi: Document -mr10k-cache-barrier=.
1974 * doc/extend.texi: Document __builtin_mips_cache.
1975 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
1976 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
1977 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
1978 __GCC_HAVE_BUILTIN_MIPS_CACHE.
1979 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
1980 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
1981 (set_push_mips_isas): New variable.
1982 (mips_r10k_cache_barrier): New variable.
1983 (cache): New availability predicate.
1984 (mips_builtins): Add an entry for __builtin_mips_cache.
1985 (mips_build_cvpointer_type): New function.
1986 (MIPS_ATYPE_CVPOINTER): New macro.
1987 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
1988 mode is VOIDmode.
1989 (r10k_simplified_address_p, r10k_simplify_address)
1990 (r10k_uncached_address_p, r10k_safe_address_p)
1991 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
1992 (r10k_needs_protection_p_call, r10k_needs_protection_p)
1993 (r10k_insert_cache_barriers): New functions.
1994 (mips_reorg_process_insns): Delete cache barriers after a
1995 branch-likely instruction.
1996 (mips_reorg): Call r10k_insert_cache_barriers.
1997 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
1998 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
1999 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
2000 (mips_cache, r10k_cache_barrier): New define_insns.
2001
2002 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
2003
2004 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
2005 * ira-color.c (setup_allocno_left_conflicts_num): Use
2006 hard_reg_set_equal_p instead of a comparison with
2007 ira_zero_hard_reg_set.
2008 * ira.c (setup_reg_subclasses): Likewise.
2009 (setup_cover_and_important_classes): Likewise.
2010 (setup_class_translate): Likewise.
2011 (setup_reg_class_intersect_union): Likewise.
2012 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
2013 (ira_init_once): Don't initialize them.
2014
2015 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
2016
2017 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
2018
2019 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
2020
2021 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
2022
2023 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2024
2025 Improved branch hints, safe hints, and scheduling.
2026
2027 * haifa-sched.c (sched_emit_insn) : Define.
2028 * sched-int.h (sched_emit_insn) : Add prototype.
2029 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
2030 -mhint-max-distance -msafe-hints) : Document.
2031 * config/spu/spu.c (spu_flag_var_tracking): New.
2032 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
2033 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
2034 TARGET_ASM_FILE_START): Define.
2035 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
2036 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
2037 (spu_emit_branch_hint): Add blocks argument.
2038 (insert_branch_hints, insert_nops): Remove.
2039 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
2040 uses_ls_unit, spu_sched_init_global, spu_sched_init,
2041 spu_sched_reorder, asm_file_start): New functions.
2042 (clock_var, spu_sched_length, pipe0_clock,
2043 pipe1_clock, prev_clock_var, prev_priority,
2044 spu_ls_first, prev_ls_clock): New static variables.
2045 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
2046 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
2047 (nopn_nv): Add a non-volatile version of nop.
2048 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
2049 -mhint-max-distance, -msafe-hints): New options.
2050
2051 2008-09-05 Janis Johnson <janis187@us.ibm.com>
2052 Samuel Tardieu <sam@rfc1149.net>
2053
2054 * opts.c (decode_options): Combine nested if statements.
2055
2056 PR target/37283
2057 * opts.c (decode_options): Handle more relationships among
2058 unit-at-a-time, toplevel-reorder, and section-anchors.
2059
2060 2008-09-05 David Daney <ddaney@avtrex.com>
2061
2062 * doc/install.texi (--enable-reduced-reflection): Document new option.
2063
2064 2008-09-05 Bob Wilson <bob.wilson@acm.org>
2065
2066 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
2067 constantpool_mem_p.
2068 (constantpool_operand): New.
2069 (move_operand): Disallow sub-word modes for the constant pool.
2070 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
2071 (xtensa_secondary_reload_class): Replace with....
2072 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
2073 Set icode for sub-word reloads from the constant pool.
2074 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
2075 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
2076 * config/xtensa/xtensa.md (reload<mode>_literal): New.
2077 * config/xtensa/xtensa-protos.h: Update prototypes.
2078
2079 2008-09-05 Joseph Myers <joseph@codesourcery.com>
2080
2081 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
2082 (REG_CLASS_NAMES): Update.
2083 (REG_CLASS_CONTENTS): Update.
2084 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
2085 of ALL_REGS for regs 77 and 78.
2086 * function.c (instantiate_virtual_regs_in_insn): Assert that
2087 return value of simplify_gen_subreg is not NULL.
2088
2089 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
2090
2091 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
2092 (gen_rtvec_v): Fix coding standards.
2093
2094 2008-09-04 Jan Hubicka <jh@suse.cz>
2095
2096 * i386.c (decide_alg): Be more conservative about optimizing for size.
2097
2098 2008-09-04 Ian Lance Taylor <iant@google.com>
2099
2100 * varasm.c (narrowing_initializer_constant_valid_p): New
2101 static function.
2102 (initializer_constant_valid_p): Call it.
2103
2104 2008-09-04 Jeff Law <law@redhat.com>
2105
2106 * fold-const.c (native_encode_real): Fix computation of WORDS.
2107 (native_interpret_real): Likewise.
2108
2109 2008-09-04 Janis Johnson <janis187@us.ibm.com>
2110
2111 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
2112
2113 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
2114
2115 * ira-conflicts.c (process_regs_for_copy): Check insn to check
2116 that the cost is already taken into account in ira-costs.c
2117
2118 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
2119
2120 * ira-build.c (print_copy, print_copies, ira_debug_copy,
2121 ira_debug_copies): New.
2122 (ira_bulid): Call print_copies.
2123
2124 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
2125
2126 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
2127
2128 PR target/32783
2129 * config/rs6000/rs6000.c (optimization_options): Remove check of
2130 flag_toplevel_order.
2131
2132 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2133
2134 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
2135 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
2136 second operand is a reg_imm10_operand.
2137 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
2138 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
2139 (*seq_<GPR:mode><GPR2:mode>): Rename to
2140 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
2141 ISA_HAS_SEQ_SNE.
2142 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
2143 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
2144 ISA_HAS_SEQ_SNE.
2145 (*sne_<GPR:mode><GPR2:mode>): Rename to
2146 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
2147 ISA_HAS_SEQ_SNE.
2148
2149 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2150
2151 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
2152 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
2153 combining an arithmetic right shift by more than 31 and a
2154 trunction. Don't match for out-of-range shift amounts. Set
2155 attribute mode to <MODE>.
2156 (*lshr32_trunc<mode>): Name the pattern combining a logical right
2157 shift by 32 and and a truncation. Set attribute mode to <MODE>.
2158 (*<optab>_trunc<mode>_exts): New pattern for truncated right
2159 shifts by less than 32.
2160 (extv): Change predicate on first operand to accept registers.
2161 Change predicate of the other operands from immediate_operand to
2162 const_int_operand. Expand exts when source is a register.
2163 (extzv): Change predicate of the constant operands from
2164 immediate_operand to const_int_operand.
2165 (extzv<mode>): Change predicate of the constant operands from
2166 immediate_operand to const_int_operand and no constraint. Also
2167 remove mode.
2168 (*extzv_trunc<mode>_exts): New pattern.
2169
2170 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2171
2172 * config/mips/mips.h (ISA_HAS_CINS): New macro.
2173 * config/mips/mips-protos.h (mask_low_and_shift_p,
2174 mask_low_and_shift_len): Declare.
2175 * config/mips/mips.c (mask_low_and_shift_p,
2176 mask_low_and_shift_len): New functions.
2177 (mips_print_operand): Handle new operand prefix "m".
2178 * config/mips/mips.md (*cins<mode>): New pattern.
2179
2180 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
2181
2182 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
2183 optimizing for size.
2184
2185 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
2186
2187 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
2188 regardless of epilogue_completed.
2189
2190 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
2191
2192 PR middle-end/37359
2193 * ira-lives.c (process_bb_node_lives): Check setjmp.
2194
2195 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
2196
2197 PR middle-end/37243
2198 * ira-build.c (form_loop_tree): Reverse BB walk.
2199 (create_bb_allocnos): Likewise.
2200 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
2201 (mark_reg_store): Rename to...
2202 (mark_ref_live): ...this and take a df_ref argument instead of
2203 note_stores arguments. Assert that we have a register.
2204 (mark_reg_clobber): Delete.
2205 (def_conflicts_with_inputs_p): New function.
2206 (mark_reg_conflicts): Delete.
2207 (mark_reg_death): Rename to...
2208 (mark_ref_dead): ...this and take a df_ref argument instead of
2209 a register. Assert that we have a register.
2210 (process_bb_node_lives): Hoist frequency calculation out of
2211 instruction walk. Convert from a forwards scan to a backwards scan.
2212 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
2213 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
2214 (create_allocno_live_ranges): Don't create regs_set.
2215
2216 2008-09-04 Ian Lance Taylor <iant@google.com>
2217
2218 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
2219 or REG_LABEL_TARGET.
2220 * calls.c (emit_library_call_value_1): Use MEM_P rather than
2221 comparing MODE with MEM.
2222 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
2223 comparing with GF_PREDICT_TAKEN.
2224 (gimple_get_lhs): Change code to enum gimple_code.
2225 (gimple_set_lhs): Likewise.
2226 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
2227 * omp-low.c (find_omp_clause): Change kind parameter to enum
2228 omp_clause_code.
2229 * tree-flow.h (find_omp_clause): Update declaration.
2230 * regrename.c (clear_dead_regs): Change kind parameter to enum
2231 reg_note.
2232 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
2233 GET_MODE.
2234 * see.c (see_get_extension_data): Change return type to enum
2235 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
2236 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
2237 (see_gen_normalized_extension): Change extension_code parameter to
2238 enum entry_type.
2239 (see_seek_pre_extension_expr): Change extension_code to enum
2240 entry_type.
2241 (see_merge_one_def_extension): Likewise.
2242 (see_handle_relevant_defs): Likewise.
2243 (see_handle_relevant_uses): Likewise.
2244 (see_analyze_one_def): Likewise.
2245 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
2246 GIMPLE_ASM rather than ASM_EXPR.
2247 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
2248 GIMPLE_RETURN rather than RETURN_EXPR.
2249 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
2250 (evaluate_stmt): Likewise.
2251 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
2252 to enum vect_relevant.
2253 (vect_mark_stmts_to_be_vectorized): Change assertion to not
2254 compare gimple codes with tree codes.
2255
2256 2008-09-04 Paul Brook <paul@codesourcery.com>
2257
2258 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
2259
2260 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
2261
2262 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
2263 pointer check lost in the recent no-unit-at-a-time patch.
2264
2265 2008-09-04 Jan Hubicka <jh@suse.cz>
2266
2267 PR middle-end/37343
2268 * tree-switch-conversion.c (check_final_bb): Accept only IP
2269 invariants.
2270
2271 2008-09-04 Jan Hubicka <jh@suse.cz>
2272
2273 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
2274 Break out from ...
2275 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
2276 using_ranges argument.
2277 (vrp_evaluate_conditional): Avoid bogus warning for type range.
2278 (vrp_visit_cond_stmt): Update call of
2279 vrp_evaluate_conditional_warnv_with_ops
2280
2281 2008-09-04 Jan Hubicka <jh@suse.cz>
2282
2283 PR tree-optimization/37345
2284 PR tree-optimization/37358
2285 PR tree-optimization/37357
2286 * tree.c (build_function_type_skip_args): Build distinct type copy;
2287 set TYPE_CONTEXT.
2288 (build_function_decl_skip_args): Set type of new decl not orig decl;
2289 clear DECL_VINDEX for methods turned into functions.
2290
2291 2008-09-04 Nick Clifton <nickc@redhat.com>
2292
2293 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
2294 * configure: Regenerate.
2295 * config.in: Regenerate.
2296 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
2297 alignment field, if it is supported.
2298
2299 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
2300
2301 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
2302 libraries.
2303
2304 2008-09-03 David Edelsohn <edelsohn@gnu.org>
2305
2306 * config/rs6000/rs6000.c (processor_target_table): Do not
2307 enable VMX for POWER6.
2308
2309 2008-09-03 Anton Blanchard <anton@samba.org>
2310
2311 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
2312 emit memory barrier before operation.
2313
2314 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
2315
2316 PR testsuite/37325
2317 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
2318 default_elf_asm_output_external.
2319
2320 2008-09-03 Jeff Law <law@redhat.com>
2321
2322 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
2323
2324 2008-09-03 Richard Henderson <rth@redhat.com>
2325
2326 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
2327 memory barrier to below the test-and-set.
2328 (alpha_split_lock_test_and_set_12): Likewise.
2329
2330 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2331
2332 PR rtl-opt/37243
2333
2334 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
2335 all_allocnos.
2336
2337 * ira-color.c (print_loop_title): Use all_allocnos.
2338 (color_pass): Ditto. Don't add border_allocnos. Check that
2339 subloop allocno in the correspdoning bitmap all_allocnos.
2340
2341 * ira-emit.c (change_loop): Use all_allocnos.
2342
2343 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
2344 Ditto.
2345 (ira_create_allocno): Set up all_allocnos bit for the created
2346 allocno.
2347 (create_cap_allocno): Remove setting mentioned_allocnos.
2348 (create_insn_allocnos): Ditto.
2349 (remove_unnecessary_allocnos): Use all_allocnos.
2350 (check_allocno_creation): Check that allocnos are in the
2351 corresponding bitmap all_allocnos.
2352
2353 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2354
2355 PR rtl-opt/37243
2356
2357 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
2358 (process_regs_for_copy): Process subregs. Refine check when cost
2359 is taken into account in ira-costs.c.
2360 (process_reg_shuffles): Use REG_SUBREG_P.
2361 (add_insn_allocno_copies): Ditto. Ignore modes.
2362
2363 * ira-color.c (conflict_allocno_vec): New.
2364 (COST_HOP_DIVISOR): New macro.
2365 (update_copy_costs_1): Use it.
2366 (update_conflict_hard_regno_costs): New function.
2367 (assign_hard_reg): Use it.
2368 (ira_color): Allocate and free conflict_allocno_vec.
2369
2370 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2371
2372 PR rtl-opt/37296
2373
2374 * ira-int.h (ira_sort_insn_chain): Remove.
2375
2376 * ira.c (basic_block_order_nums, chain_insn_order,
2377 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
2378 (ira): Don't call ira_sort_insn_chain.
2379
2380 * reload1.c (reload): Don't call ira_sort_insn_chain.
2381
2382 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2383
2384 PR middle-end/37293
2385 * cgraphunit.c (update_call_expr): Remove eh regions from statements
2386 which become non throw.
2387 (cgraph_function_versioning): Also clear DECL_WEAK. Call
2388 update_call_expr after updating the flags on the decl.
2389
2390 2008-09-03 Jan Hubicka <jh@suse.cz>
2391
2392 PR tree-optimization/37315
2393 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
2394 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
2395 (cgraph_analyze_functions): Use node->analyzed
2396 (cgraph_mark_functions_to_output): Likewise.
2397 (cgraph_expand_function): All functions can be released after
2398 expanding.
2399 (cgraph_optimize): Use gimple_has_body_p.
2400 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
2401 (cgraph_decide_inlining_incrementally): Likewise.
2402 (inline_transform): Inline transform.
2403 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
2404 copy fields needed.
2405 (inlinable_function_p): Drop gimple_body check.
2406 (expand_call_inline): Use gimple_has_body_p.
2407 * gimple.c (gimple_has_body_p): New.
2408 * gimple.h (gimple_has_body_p): Add prototype.
2409 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
2410 (dump_function_to_file): Use gimple_has_body_p check.
2411
2412 2008-09-03 Jakub Jelinek <jakub@redhat.com>
2413
2414 PR c++/37346
2415 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
2416 substatements.
2417 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
2418
2419 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2420
2421 From Michael Frysinger <michael.frysinger@analog.com>
2422 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
2423 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
2424 for bf538.
2425
2426 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
2427
2428 Add picoChip port.
2429 * doc/extend.texi: Document picoChip builtin functions.
2430 * doc/invoke.texi: Document picoChip options.
2431 * doc/contrib.texi: Add picoChip contribution.
2432 * doc/md.texi: Document picoChip constraints.
2433 * config.gcc: Add picochip-*-*.
2434 * config/picochip/: Add new port.
2435
2436 2008-09-03 Richard Guenther <rguenther@suse.de>
2437
2438 PR tree-optimization/37328
2439 * tree-sra.c (sra_build_assignment): Gimplify properly.
2440 (generate_copy_inout): Take the correct stmt as definition,
2441 remove bogus assert.
2442
2443 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2444
2445 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
2446 attributes.
2447
2448 From Michael Frysinger <michael.frysinger@analog.com>
2449 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
2450
2451 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
2452
2453 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
2454 (__gthread_setspecific): Revert 2008-08-31 change to
2455 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
2456
2457 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
2458
2459 * diagnostic.c (error_at): New.
2460 * toplev.h (error_at): New prototype.
2461 * c-typeck.c (build_array_ref): Call error_at instead of error.
2462 Pass location to pedwarn.
2463
2464 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
2465
2466 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
2467
2468 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2469
2470 * dwarf2out.c (tree_add_const_value_attribute): Only handle
2471 VAR_DECL and CONST_DECL.
2472
2473 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
2474 Jakub Jelinek <jakub@redhat.com>
2475
2476 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
2477 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
2478 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
2479 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
2480 Don't set ix86_save_varrargs_registers.
2481 (ix86_setup_incoming_varargs): Assume cum != NULL.
2482 (ix86_va_start): Check ix86_varargs_gpr_size and
2483 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
2484 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
2485 from frame pointer if ix86_varargs_gpr_size == 0.
2486 (ix86_compute_frame_layout): Updated.
2487 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
2488 (ix86_varargs_gpr_size): Define.
2489 (ix86_varargs_fpr_size): Likewise.
2490 (machine_function): Remove save_varrargs_registers.
2491 Add varargs_gpr_size and varargs_fpr_size.
2492
2493 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2494
2495 * config/alpha/alpha.c (va_list_skip_additions,
2496 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
2497 (alpha_gimplify_va_arg): Call unshare_expr on second use of
2498 offset_field.
2499
2500 PR tree-optimization/36766
2501 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
2502 for already removed basic blocks.
2503
2504 PR target/36332
2505 * real.c (real_maxval): Clear a lower bit to make real_maxval
2506 match get_max_float for IBM long double format.
2507
2508 2008-09-02 Andreas Schwab <schwab@suse.de>
2509
2510 * configure.ac: Use m4_quote to quote the expansion of m4_do.
2511 * configure: Regenerate.
2512
2513 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
2514
2515 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
2516 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
2517 checking for a non-VOID CONSTANT_P.
2518
2519 2008-09-02 Jan Hubicka <jh@suse.cz>
2520
2521 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
2522 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
2523 sdiv_pow2_cheap
2524
2525 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
2526
2527 * expr.c (emit_group_store): Don't assert stack temp mode size.
2528
2529 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
2530 Tobias Grosser <grosser@fim.uni-passau.de>
2531 Jan Sjodin <jan.sjodin@amd.com>
2532 Harsha Jagasia <harsha.jagasia@amd.com>
2533 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2534 Konrad Trifunovic <konrad.trifunovic@inria.fr>
2535 Adrien Eliche <aeliche@isty.uvsq.fr>
2536
2537 Merge from graphite branch.
2538 * graphite.c: New.
2539 * graphite.h: New.
2540 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
2541 * doc/invoke.texi (-floop-block, -floop-interchange,
2542 -floop-strip-mine): Document new flags.
2543 * tree-into-ssa.c (gimple_vec): Moved...
2544 * tree-loop-distribution.c (rdg_component): Moved...
2545 * cfgloopmanip.c: Include tree-flow.h.
2546 (update_dominators_in_loop): New.
2547 (create_empty_if_region_on_edge): New.
2548 (create_empty_loop_on_edge): New.
2549 (loopify): Use update_dominators_in_loop.
2550 * tree-pass.h (pass_graphite_transforms): Declared.
2551 * configure: Regenerate.
2552 * tree-phinodes.c (make_phi_node): Export.
2553 (add_phi_node_to_bb): New, split from create_phi_node.
2554 * tree-chrec.c (for_each_scev_op): New.
2555 * tree-chrec.h (for_each_scev_op): Declared.
2556 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
2557 (remove_statement): Call get_phi_with_result.
2558 * config.in (HAVE_cloog): Undef.
2559 * gdbinit.in (pgg): New.
2560 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
2561 * tree-ssa-loop.c (graphite_transforms): New.
2562 (gate_graphite_transforms): New.
2563 (pass_graphite_transforms): New.
2564 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
2565 HAVE_cloog): Defined.
2566 * tree-vectorizer.c (rename_variables_in_bb): Export.
2567 * tree-data-ref.c (dr_may_alias_p): Export.
2568 (stmt_simple_memref_p): New.
2569 (find_data_references_in_stmt): Export.
2570 (find_data_references_in_loop): Export.
2571 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
2572 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
2573 (create_rdg_vertices): Export.
2574 (build_empty_rdg): New.
2575 (build_rdg): Call build_empty_rdg. Free dependence_relations.
2576 * tree-data-ref.h (rdg_component): ... here.
2577 (scop_p): New.
2578 (struct data_reference): Add a field scop.
2579 (DR_SCOP): New.
2580 (find_data_references_in_loop): Declared.
2581 (find_data_references_in_stmt): Declared.
2582 (create_rdg_vertices): Declared.
2583 (dr_may_alias_p): Declared.
2584 (stmt_simple_memref_p): Declared.
2585 (struct rdg_edge): Add a field ddr_p relation.
2586 (build_empty_rdg): Declared.
2587 * lambda.h (lambda_matrix): Declare a VEC of.
2588 (find_induction_var_from_exit_cond): Declared.
2589 (lambda_vector_compare): New.
2590 * common.opt (fgraphite, floop-strip-mine,
2591 floop-interchange, floop-block): New flags.
2592 * lambda-code.c (find_induction_var_from_exit_cond): Export.
2593 * cfgloop.c (is_loop_exit): New.
2594 * cfgloop.h (is_loop_exit): Declared.
2595 (create_empty_if_region_on_edge): Declared.
2596 (create_empty_loop_on_edge): Declared.
2597 * tree-flow.h (add_phi_node_to_bb): Declared.
2598 (make_phi_node): Declared.
2599 (rename_variables_in_bb): Declared.
2600 (perfect_loop_nest_depth): Declared.
2601 (graphite_transform_loops): Declared.
2602 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
2603 (graphite.o-warn): Add -Wno-error.
2604 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
2605 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
2606 (INCLUDES): Add PPLINC, CLOOGINC.
2607 (OBJS-common): Add graphite.o.
2608 (graphite.o): Add rule.
2609 * gimple.h (gimple_vec): ... here.
2610 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
2611 * passes.c (init_optimization_passes): Schedule
2612 pass_graphite_transforms.
2613
2614 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
2615
2616 PR target/37283
2617 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
2618 and -fno-toplevel-reorder after handle_options.
2619
2620 2008-09-02 Paul Brook <paul@codesourcery.com>
2621
2622 * config/arm/arm.c (arm_tune_cortex_a9): Define.
2623 (arm_override_options): Set arm_tune_cortex_a9.
2624 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
2625 (arm_issue_rate): Handle cortexa9.
2626 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
2627 * config/arm/arm-cores.def: Add cortex-a9.
2628 * config/arm/arm-tune.md: Regenerate.
2629 * config/arm/arm.md: Include cortex-a9.md.
2630 (generic_sched, generic_vfp): Add cortexa9.
2631 * config/arm/cortex-a9.md: New file.
2632
2633 2008-09-02 Richard Guenther <rguenther@suse.de>
2634
2635 PR tree-optimization/37327
2636 * tree-vrp.c (register_new_assert_for): Make sure to not have
2637 TREE_OVERFLOW set on the bound.
2638
2639 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
2640
2641 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
2642
2643 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
2644 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
2645 spec_info->mask.
2646
2647 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
2648
2649 * gcc/config/spu/spu.md (divdf3): Removed.
2650
2651 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2652
2653 PR tree-optimization/37095
2654 * cgraph.c (cgraph_node): When creating new cgraph node after
2655 assembler_name_hash has been populated, record it in the hash
2656 table.
2657
2658 2008-09-01 Paul Brook <paul@codesourcery.com>
2659
2660 * doc/invoke.texi: Document -mword-relocations.
2661 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2662 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2663 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2664 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
2665 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
2666 (arm_emit_movpair): New function.
2667 (arm_print_operand <c>): Handle sybolic addresses.
2668 * config/arm/arm.h (TARGET_USE_MOVT): Define.
2669 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2670 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
2671 * config/arm/arm.opt: Add -mword-relocations.
2672 * config/arm/arm.md (movsi): Use arm_emit_movpair.
2673 (arm_movt, arm_movw): New.
2674
2675 2008-09-01 Paul Brook <paul@codesourcery.com>
2676
2677 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
2678 Allow Interworking on ARMv4 EABI based targets.
2679 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
2680 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
2681
2682 2008-09-01 Paul Brook <paul@codesourcery.com>
2683
2684 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
2685 optimized LT0 test. Remove optimization for GT.
2686
2687 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2688
2689 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
2690 openmp applications.
2691 * pa-hpux11.h (LIB_SPEC): Likewise.
2692
2693 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
2694 is defined.
2695
2696 2008-09-01 Jan Hubicka <jh@suse.cz>
2697
2698 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
2699 present, use only counts; when guessed use only frequencies.
2700 (estimate_bb_frequencies): Use function_frequency.
2701 * profile.c (compute_branch_probabilities): Exit early when
2702 profile reading failed. Set profile_status.
2703 (branch_prob): Do not set profile_status.
2704
2705 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
2706
2707 * tree.c (protected_set_expr_location): New.
2708 * tree.h (protected_set_expr_location): New prototype.
2709 * c-tree.h (build_array_ref): Add argument.
2710 (parser_build_unary_op): Same.
2711 * c-typeck.c (build_indirect_ref): Handle new location argument.
2712 (build_array_ref): Same.
2713 (parser_build_unary_op): Same.
2714 * gimplify.c (gimplify_asm_expr): Set input_location before calling
2715 error.
2716 * c-omp.c (c_finish_omp_atomic): Pass location when calling
2717 build_indirect_ref.
2718 * c-common.c (finish_label_address_expr): Handle new location argument.
2719 * c-common.h (build_indirect_ref): Add argument.
2720 (finish_label_address_expr): Same.
2721 * c-parser.c (c_parser_unary_expression): Pass location to build
2722 functions.
2723 (c_parser_postfix_expression): Same.
2724
2725 2008-09-01 Paul Brook <paul@codesourcery.com>
2726
2727 * config/arm/arm.md: Include cortex-r4f.md.
2728 (attr fpu): Update type list.
2729 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
2730 fconstd, fcmps and fcmpd.
2731 (attr tune_cortexr4): Define.
2732 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
2733 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
2734 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
2735 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
2736 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
2737 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
2738 cortex_a8_vfp_farith: Ditto.
2739 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
2740 * config/arm/cortex-r4.md: Use tune_cortexr4.
2741 * config/arm/cortex-r4f.md: New file.
2742
2743 2008-09-01 Richard Guenther <rguenther@suse.de>
2744
2745 PR tree-optimization/37305
2746 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
2747 the result of constant conversions.
2748 (fold_gimple_assign): Likewise.
2749
2750 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
2751
2752 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
2753 #ifdef ENABLE_CHECKING.
2754
2755 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
2756
2757 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
2758 * sched-int.h (print_insn, print_pattern, print_value): Declare also
2759 when !INSN_SCHEDULING.
2760
2761 2008-09-01 Andreas Schwab <schwab@suse.de>
2762
2763 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
2764
2765 2008-09-01 Paul Brook <paul@codesourcery.com>
2766
2767 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
2768
2769 2008-09-01 Jan Hubicka <jh@suse.cz>
2770
2771 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
2772
2773 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
2774 Pass speed operand.
2775 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
2776 * gimplify.c (gimplify_init_constructor): Add speed operand.
2777 * tree-sra.c (decide_block_copy): Likewise.
2778 * tree-inline.c (estimate_move_cost): Likewise.
2779 * config/alpha/alpha.h (MOVE_RATIO): Update.
2780 * config/frv/frv.c (MOVE_RATIO): Update.
2781 * config/spu/spu.h (MOVE_RATIO): Update.
2782 * config/sparc/sparc.h (MOVE_RATIO): Update.
2783 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
2784 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
2785 * config/cris/cris.h (MOVE_RATIO): Update.
2786 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
2787 * config/arm/arm.h (MOVE_RATIO): Update.
2788 * config/pa/pa.md: Update uses of MOVE_RATIO
2789 * config/pa/pa.h (MOVE_RATIO): Update.
2790 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
2791 CLEAR_RATIO, SET_RATIO): Update.
2792 * config/h8300/h8300.h (MOVE_RATIO): Update.
2793 * config/v850/v850.h (MOVE_RATIO): Update.
2794 * config/bfin/bfin.h (MOVE_RATIO): Update.
2795
2796 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
2797 Dmitry Melnik <dm@ispras.ru>
2798 Dmitry Zhurikhin <zhur@ispras.ru>
2799 Alexander Monakov <amonakov@ispras.ru>
2800 Maxim Kuvyrkov <maxim@codesourcery.com>
2801
2802 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
2803 sel-sched-dump.c, sel-sched-ir.c: New files.
2804 * Makefile.in (OBJS-common): Add selective scheduling object files.
2805 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
2806 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
2807 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
2808 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
2809 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
2810 (make_forwarder_block): Update loop latch if we have redirected
2811 the loop latch edge.
2812 * cfgloop.c (get_loop_body_in_custom_order): New function.
2813 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
2814 (CP_FALLTHRU_PREHEADERS): Likewise.
2815 (get_loop_body_in_custom_order): Declare.
2816 * cfgloopmanip.c (has_preds_from_loop): New.
2817 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
2818 Assert that the preheader edge will be fall thru when it is set.
2819 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
2820 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
2821 fsel-sched-substitution, fselective-scheduling): New flags.
2822 * cse.c (hash_rtx_cb): New.
2823 (hash_rtx): Use it.
2824 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
2825 sel_sched_insn_cnt): New counters.
2826 * final.c (compute_alignments): Export. Free dominance
2827 info after loop_optimizer_finalize.
2828 * genattr.c (main): Output maximal_insn_latency prototype.
2829 * genautomata.c (output_default_latencies): New.
2830 Factor its code from ...
2831 (output_internal_insn_latency_func): ... here.
2832 (output_internal_maximal_insn_latency_func): New.
2833 (output_maximal_insn_latency_func): New.
2834 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
2835 (struct hard_reg_set_iterator): New.
2836 (hard_reg_set_iter_init, hard_reg_set_iter_set,
2837 hard_reg_set_iter_next): New functions.
2838 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
2839 * lists.c (remove_free_INSN_LIST_node,
2840 remove_free_EXPR_LIST_node): New functions.
2841 * loop-init.c (loop_optimizer_init): When
2842 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
2843 calling create_preheaders.
2844 (loop_optimizer_finalize): Do not verify flow info after reload.
2845 * recog.c (validate_replace_rtx_1): New parameter simplify.
2846 Default it to true. Update all uses. Factor out simplifying
2847 code to ...
2848 (simplify_while_replacing): ... this new function.
2849 (validate_replace_rtx_part,
2850 validate_replace_rtx_part_nosimplify): New.
2851 * recog.h (validate_replace_rtx_part,
2852 validate_replace_rtx_part_nosimplify): Declare.
2853 * rtl.c (rtx_equal_p_cb): New.
2854 (rtx_equal_p): Use it.
2855 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
2856 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
2857 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
2858 * vecprim.h: Add a vector type for unsigned int.
2859 * haifa-sched.c: Include vecprim.h and cfgloop.h.
2860 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
2861 ready_try, cycle_issued_insns, spec_info): Make global.
2862 (readyp): Initialize.
2863 (dfa_lookahead): New global variable.
2864 (old_max_uid, old_last_basic_block): Remove.
2865 (h_i_d): Make it a vector.
2866 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
2867 through HID macro.
2868 (after_recovery, adding_bb_to_current_region_p):
2869 New variables to handle correct insertion of the recovery code.
2870 (struct ready_list): Move declaration to sched-int.h.
2871 (rgn_n_insns): Removed.
2872 (rtx_vec_t): Move to sched-int.h.
2873 (find_insn_reg_weight): Remove.
2874 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
2875 (haifa_init_h_i_d, haifa_finish_h_i_d):
2876 New functions to initialize / finalize haifa instruction data.
2877 (extend_h_i_d, init_h_i_d): Rewrite.
2878 (unlink_other_notes): Move logic to add_to_note_list. Handle
2879 selective scheduler.
2880 (ready_lastpos, ready_element, ready_sort, reemit_notes,
2881 find_fallthru_edge): Make global, remove static prototypes.
2882 (max_issue): Make global. Add privileged_n and state parameters. Use
2883 them.
2884 (extend_global, extend_all): Removed.
2885 (init_before_recovery): Add new param. Fix the handling of the case
2886 when we insert a recovery code before the EXIT which has a predecessor
2887 with a fallthrough edge to it.
2888 (create_recovery_block): Make global. Rename to
2889 sched_create_recovery_block. Update.
2890 (change_pattern): Rename to sched_change_pattern. Make global.
2891 (speculate_insn): Rename to sched_speculate_insn. Make global.
2892 Split haifa-specific functionality into ...
2893 (haifa_change_pattern): New static function.
2894 (sched_extend_bb): New static function.
2895 (sched_init_bbs): New function.
2896 (current_sched_info): Change type to struct haifa_sched_info.
2897 (insn_cost): Adjust for selective scheduling.
2898 (dep_cost_1): New function. Move logic from ...
2899 (dep_cost): ... here.
2900 (dep_cost): Use dep_cost_1.
2901 (contributes_to_priority_p): Use sched_deps_info instead of
2902 current_sched_info.
2903 (priority): Adjust to work with selective scheduling. Process the
2904 corner case when all dependencies don't contribute to priority.
2905 (rank_for_schedule): Use ds_weak instead of dep_weak.
2906 (advance_state): New function. Move logic from ...
2907 (advance_one_cycle): ... here.
2908 (add_to_note_list, concat_note_lists): New functions.
2909 (rm_other_notes): Make static. Adjust for selective scheduling.
2910 (remove_notes, restore_other_notes): New functions.
2911 (move_insn): Add two arguments. Update assert. Don't call
2912 reemit_notes.
2913 (choose_ready): Remove lookahead variable, use dfa_lookahead.
2914 Remove more_issue, max_points. Move the code to initialize
2915 max_lookahead_tries to max_issue.
2916 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
2917 ready. Adjust use of move_insn. Call restore_other_notes.
2918 (luid): Remove.
2919 (sched_init, sched_finish): Move Haifa-specific initialization/
2920 finalization to ...
2921 (haifa_sched_init, haifa_sched_finish): ... respectively.
2922 New functions.
2923 (setup_sched_dump): New function.
2924 (haifa_init_only_bb): New static function.
2925 (haifa_speculate_insn): New static function.
2926 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
2927 (extend_ready, extend_all): Remove.
2928 (sched_extend_ready_list, sched_finish_ready_list): New functions.
2929 (create_check_block_twin, add_to_speculative_block): Use
2930 haifa_insns_init instead of extend_global. Update to use new
2931 initialization functions. Change parameter. Factor out code from
2932 create_check_block_twin to ...
2933 (sched_create_recovery_edges) ... this new function.
2934 (add_block): Remove.
2935 (sched_scan_info): New.
2936 (extend_bb): Use sched_scan_info.
2937 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
2938 static functions for walking through scheduling region.
2939 (sched_luids): New vector variable to replace uid_to_luid.
2940 (luids_extend_insn): New function.
2941 (sched_max_luid): New variable.
2942 (luids_init_insn): New function.
2943 (sched_init_luids, sched_finish_luids): New functions.
2944 (insn_luid): New debug function.
2945 (sched_extend_target): New function.
2946 (haifa_init_insn): New static function.
2947 (sched_init_only_bb): New hook.
2948 (sched_split_block): New hook.
2949 (sched_split_block_1): New function.
2950 (sched_create_empty_bb): New hook.
2951 (sched_create_empty_bb_1): New function.
2952 (common_sched_info, ready): New global variables.
2953 (current_sched_info_var): Remove.
2954 (move_block_after_check): Use common_sched_info.
2955 (haifa_luid_for_non_insn): New static function.
2956 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
2957 (increase_insn_priority): New.
2958 * modulo-sched.c: (issue_rate): Remove static declaration.
2959 (sms_sched_info): Change type to haifa_sched_info.
2960 (sms_sched_deps_info, sms_common_sched_info): New variables.
2961 (setup_sched_infos): New.
2962 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
2963 Do not call regstat_free_calls_crossed.
2964 (sms_print_insn): Use const_rtx.
2965 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
2966 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
2967 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
2968 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
2969 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
2970 current_sched_info to use it.
2971 (enum reg_pending_barrier_mode): Move to sched-int.h.
2972 (h_d_i_d): New variable. Initialize to NULL.
2973 ({true, output, anti, spec, forward}_dependency_cache): Initialize
2974 to NULL.
2975 (estimate_dep_weak): Remove static declaration.
2976 (sched_has_condition_p): New function. Adjust users of
2977 sched_get_condition to use it instead.
2978 (conditions_mutex_p): Add arguments indicating which conditions are
2979 reversed. Use them.
2980 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
2981 argument to indicate whether returned condition is reversed. Do not
2982 generate new rtx when condition should be reversed; indicate it by
2983 setting new argument instead.
2984 (add_dependence_list_and_free): Add deps parameter.
2985 Update all users. Do not free dependence list when
2986 deps context is readonly.
2987 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
2988 contexts.
2989 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
2990 (remove_from_deps): New. Use the above functions.
2991 (cur_insn, can_start_lhs_rhs_p): New static variables.
2992 (add_or_update_back_dep_1): Initialize present_dep_type.
2993 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
2994 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
2995 haifa_note_dep): New functions implementing dependence hooks for
2996 the Haifa scheduler.
2997 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
2998 note_dep): New functions.
2999 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
3000 functions.
3001 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
3002 (free_deps): Initialize deps->reg_last.
3003 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
3004 sched_analyze_insn): Update to use dependency hooks infrastructure
3005 and readonly contexts.
3006 (deps_analyze_insn): New function. Move part of logic from ...
3007 (sched_analyze): ... here. Also move some logic to ...
3008 (deps_start_bb): ... here. New function.
3009 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
3010 sel_sched_p.
3011 (sched_deps_init): New function. Move code from ...
3012 (init_dependency_caches): ... here. Remove.
3013 (init_deps_data_vector): New.
3014 (sched_deps_finish): New function. Move code from ...
3015 (free_dependency_caches): ... here. Remove.
3016 (init_deps_global, finish_deps_global): Adjust for use with
3017 selective scheduling.
3018 (get_dep_weak): Move logic to ...
3019 (get_dep_weak_1): New function.
3020 (ds_merge): Move logic to ...
3021 (ds_merge_1): New static function.
3022 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
3023 (ds_get_max_dep_weak): New function.
3024 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
3025 (n_insns): Rename to rgn_n_insns.
3026 (debug_ebb_dependencies): New function.
3027 (init_ready_list): Use it.
3028 (begin_schedule_ready): Use sched_init_only_bb.
3029 (ebb_print_insn): Indicate when an insn starts a new cycle.
3030 (contributes_to_priority, compute_jump_reg_dependencies,
3031 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
3032 (add_block1): Remove to ebb_add_block.
3033 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
3034 (schedule_ebb): Initialize them. Use remove_notes instead of
3035 rm_other_notes. Use haifa_local_init/finish.
3036 (schedule_ebbs): Use haifa_sched_init/finish.
3037 * sched-int.h: Include vecprim.h, remove rtl.h.
3038 (struct ready_list): Delete declaration.
3039 (sched_verbose_param, enum sched_pass_id_t,
3040 bb_vec_t, insn_vec_t, rtx_vec_t): New.
3041 (struct sched_scan_info_def): New structure.
3042 (sched_scan_info, sched_scan, sched_init_bbs,
3043 sched_init_luids, sched_finish_luids, sched_extend_target,
3044 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
3045 (struct common_sched_info_def): New.
3046 (common_sched_info, haifa_common_sched_info,
3047 sched_emulate_haifa_p): Declare.
3048 (sel_sched_p): New.
3049 (sched_luids): Declare.
3050 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
3051 (sched_max_luid, insn_luid): Declare.
3052 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
3053 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
3054 print_insn, print_pattern, print_value, haifa_classify_insn,
3055 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
3056 setup_sched_dump, sched_init, sched_finish,
3057 sel_insn_is_speculation_check): Export.
3058 (struct ready_list): Move from haifa-sched.c.
3059 (ready_try, ready, max_issue): Export.
3060 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
3061 sched_init_only_bb, sched_split_block, sched_split_block_1,
3062 sched_create_empty_bb, sched_create_empty_bb_1,
3063 sched_create_recovery_block, sched_create_recovery_edges): Export.
3064 (enum reg_pending_barrier_mode): Export.
3065 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
3066 (deps_t): New.
3067 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
3068 print_insn field. Move add_block and fix_recovery_cfg to
3069 common_sched_info_def. Move compute_jump_reg_dependencies,
3070 use_cselib ...
3071 (struct sched_deps_info_def): ... this new structure.
3072 (sched_deps_info): Declare.
3073 (struct spec_info_def): Remove weakness_cutoff, add
3074 data_weakness_cutoff and control_weakness_cutoff.
3075 (spec_info): Declare.
3076 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
3077 dep_count field.
3078 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
3079 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
3080 (current_sched_info): Change type to struct haifa_sched_info.
3081 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
3082 (h_d_i_d): New variable.
3083 (HDID): New accessor macro.
3084 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
3085 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
3086 and HDID.
3087 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
3088 (enum SCHED_FLAGS): Update for selective scheduler.
3089 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
3090 (init_dependency_caches, free_dependency_caches): Delete declarations.
3091 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
3092 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
3093 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
3094 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
3095 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
3096 ds_to_dt): Export.
3097 (rm_other_notes): Delete declaration.
3098 (schedule_block): Remove one argument.
3099 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
3100 ready_element, ready_lastpos, sched_extend_ready_list,
3101 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
3102 concat_note_lists): Export.
3103 (struct region): Move from sched-rgn.h.
3104 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
3105 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
3106 BLOCK_TO_BB, CONTAINING_RGN): Export.
3107 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
3108 (current_nr_blocks, current_blocks, target_bb): Likewise.
3109 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
3110 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
3111 sched_rgn_local_init, extend_regions,
3112 rgn_make_new_region_out_of_new_block, compute_priorities,
3113 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
3114 extend_rgns, deps_join rgn_setup_common_sched_info,
3115 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
3116 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
3117 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
3118 increase_insn_priority): Likewise.
3119 * sched-rgn.c: Include sel-sched.h.
3120 (ref_counts): New static variable. Use it ...
3121 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
3122 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
3123 (sched_is_disabled_for_current_region_p): Delete static declaration.
3124 (struct region): Move to sched-int.h.
3125 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
3126 ebb_head): Define and initialize.
3127 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
3128 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
3129 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
3130 sched-int.h.
3131 (find_single_block_region): Add new argument to indicate that EBB
3132 regions should be constructed.
3133 (debug_live): Delete declaration.
3134 (current_nr_blocks, current_blocks, target_bb):
3135 Remove static qualifiers.
3136 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
3137 declaration.
3138 (init_regions): Delete declaration.
3139 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
3140 rgn_estimate_number_of_insns): New.
3141 (too_large): Use estimate_number_of_insns.
3142 (haifa_find_rgns): New. Move the code from ...
3143 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
3144 (free_trg_info): New.
3145 (compute_trg_info): Allocate candidate tables here instead of ...
3146 (init_ready_list): ... here.
3147 (rgn_print_insn): Use const_rtx.
3148 (contributes_to_priority, extend_regions): Delete static declaration.
3149 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
3150 (add_block1): Rename to rgn_add_block.
3151 (debug_rgn_dependencies): Delete static qualifier.
3152 (new_ready): Use sched_deps_info. Simplify.
3153 (rgn_common_sched_info, rgn_const_sched_deps_info,
3154 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
3155 New.
3156 (region_sched_info): Rename to rgn_const_sched_info.
3157 (deps_join): New, extracted from ...
3158 (propagate_deps): ... here.
3159 (compute_block_dependences, debug_dependencies): Update for selective
3160 scheduling.
3161 (free_rgn_deps, compute_priorities): New functions.
3162 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
3163 sched_rgn_compute_dependencies): New functions.
3164 (schedule_region): Use them.
3165 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
3166 rgn_setup_common_sched_info, rgn_setup_sched_infos):
3167 New functions.
3168 (schedule_insns): Call new functions that were split out.
3169 (rgn_make_new_region_out_of_new_block): New.
3170 (get_rgn_sched_max_insns_priority): New.
3171 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
3172 scheduling when appropriate.
3173 * sched-vis.c: Include insn-attr.h.
3174 (print_value, print_pattern): Make global.
3175 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
3176 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
3177 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
3178 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
3179 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
3180 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
3181 hooks. Initialize them to 0.
3182 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
3183 * target.h (struct gcc_target): Add them. Rename gen_check field to
3184 gen_spec_check.
3185 * flags.h (sel_sched_switch_set): Declare.
3186 * opts.c (sel_sched_switch_set): New variable.
3187 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
3188 pipelining is disabled from command line.
3189 (common_handle_option): Record whether selective scheduling is
3190 requested from command line.
3191 * doc/invoke.texi: Document new flags and parameters.
3192 * doc/tm.texi: Document new target hooks.
3193 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
3194 ia64_gen_check.
3195 (dfa_state_size): Do not declare locally.
3196 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
3197 * config/rs6000/rs6000.c (rs6000_init_sched_context,
3198 rs6000_alloc_sched_context, rs6000_set_sched_context,
3199 rs6000_free_sched_context): New functions.
3200 (struct _rs6000_sched_context): New.
3201 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
3202 scheduling.
3203 (rs6000_sched_finish): Do not run for selective scheduling.
3204
3205 2008-08-31 Jan Hubicka <jh@suse.cz>
3206
3207 * frv.c (frv_rtx_costs): Update forward declaration.
3208 * spu.c (spu_rtx_costs): Likewise.
3209 * pdp11.c: Include df.h
3210 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
3211 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
3212 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
3213 * iq2000.c (iq2000_address_cost): Add speed argument.
3214 (iq2000_rtx_costs): Likewise.
3215 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
3216 update call of mn10300_address_cost.
3217 * mcore.c: Include df.h
3218 (mcore_rtx_costs): Update prototype.
3219 * score3.c: Include df.h
3220 (score3_rtx_costs): Remove speed argument.
3221 * score7.c: Include df.h
3222 (score7_address_cost): Remove speed argument.
3223 * score-protos.h (score_address_cost): Update prototype.
3224 * score.c: Include df.h
3225 (score_rtx_costs): Update call of costs functions.
3226 * v850.c (v850_rtx_costs): Add bool argument.
3227
3228 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
3229
3230 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
3231
3232 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3233
3234 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
3235 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
3236
3237 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3238
3239 * mkmap-flat.awk: Add option pe_dll.
3240 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
3241 * config/i386/t-cygwin (SHLIB_LC): Add.
3242 * config/i386/t-mingw32 (SHLIB_LC): Add.
3243 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
3244 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
3245 (LINK_SPEC): Support libgcc_s.
3246 (LIBGCC_SPEC): Support libgcc_s.
3247 (LIBGCC_SONAME): New.
3248
3249 2008-08-31 Jan Hubicka <jh@suse.cz>
3250
3251 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
3252 mistakely had old version of patch.
3253
3254 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
3255 (ipcp_estimate_growth): New.
3256 (ipcp_insert_stage): Use ipcp_estimate_growth.
3257 * profile.c (branch_prob): When reading failed, do not consider
3258 profile as read.
3259
3260 2008-08-31 Jan Hubicka <jh@suse.cz>
3261
3262 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
3263 loop is optimized for speed.
3264
3265 2008-08-31 Richard Guenther <rguenther@suse.de>
3266
3267 PR middle-end/37289
3268 * fold-const.c (fold_binary): Retain conversions in folding
3269 ~A + 1 to -A.
3270
3271 2008-08-31 Jan Hubicka <jh@suse.cz>
3272
3273 * postreload-gcse.c (eliminate_partially_redundant_loads):
3274 Use optimize_bb_for_size_p.
3275 * predict.c (maybe_hot_frequency_p): Make inline.
3276 (maybe_hot_count_p): Break out from ...
3277 (maybe_hot_bb_p): ... this one.
3278 (maybe_hot_edge_p): Simplify.
3279 * basic-block.h (probably_cold_bb_p): Remove.
3280
3281 2008-08-31 Jakub Jelinek <jakub@redhat.com>
3282
3283 PR target/37168
3284 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
3285 prototype.
3286 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
3287 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
3288 Also split V4SFmode.
3289 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
3290 vector float modes.
3291
3292 2008-08-31 Jan Hubicka <jh@suse.cz>
3293
3294 * predict.c (PROB_VERY_LIKELY): Make small enough so things
3295 become cold.
3296 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
3297
3298 2008-08-31 Jakub Jelinek <jakub@redhat.com>
3299
3300 PR debug/37287
3301 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
3302 add source coords.
3303
3304 * dwarf2out.c (native_encode_initializer): Subtract min_index for
3305 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
3306
3307 2008-08-31 Jan Hubicka <jh@suse.cz>
3308
3309 * sparc.h (BRANCH_COST): Fix macro definition.
3310 * avr.c (avr_operand_rtx_cost): Add speed argument.
3311 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
3312
3313 2008-08-31 Richard Guenther <rguenther@suse.de>
3314
3315 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
3316 types instead of operands. Re-instantiate verifying of
3317 binary expression operands.
3318
3319 2008-08-30 Jan Hubicka <jh@suse.cz>
3320
3321 * fwprop.c (should_replace_address): Add speed attribute.
3322 (PR_OPTIMIZE_FOR_SPEED): New flag.
3323 (propagate_rtx_1): Use it.
3324 (propagate_rtx): Set it.
3325 (try_fwprop_subst): Update call of rtx_costs.
3326 (forward_propagate_and_simplify): LIkewise.
3327 * hooks.c (hook_int_rtx_bool_0): New
3328 (hook_bool_rtx_int_int_intp_false): Replace by ...
3329 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
3330 * hooks.h (hook_int_rtx_bool_0): New
3331 (hook_bool_rtx_int_int_intp_false): Replace by ...
3332 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
3333 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
3334 (prepare_cmp_insn): UPdate call of rtx_cost.
3335 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
3336 (reload_cse_simplify_operands): Update call of rtx_cost.
3337 (reload_cse_move2add): call of rtx_cost.
3338 * target.h (struct gcc_target): Update rtx_costs and address_costs.
3339 * rtlanal.c (rtx_cost): Add speed argument.
3340 (address_cost): Add speed argument
3341 (default_address_cost): Likewise.
3342 (insn_rtx_cost): Likewise.
3343 * cfgloopanal.c (seq_cost): Add speed argument.
3344 (target_reg_cost, target_spill_cost): Turn to array.
3345 (init_set_costs): Update for speed.
3346 (estimate_reg_pressure_cost): Add speed argument.
3347 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
3348 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
3349 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
3350 (seq_cost): Add speed argument.
3351 (computation_cost): Add speed arugment.
3352 (add_cost, multiply_by_const, get_address_cost): add speed argument.
3353 (force_expr_to_var_cost): Update for profile info.
3354 (force_var_cost): Likewise.
3355 (split_address_cost): Likewise.
3356 (ptr_difference_cost): Likewise.
3357 (difference_cost): Likewise.
3358 (get_computation_cost_at): Likewise.
3359 (determine_iv_cost): Likewise.
3360 (ivopts_global_cost_for_size): Likewise.
3361 (rewrite_use_address): Likewise.
3362 (tree_ssa_iv_optimize_loop): Initialize speed field.
3363 * cse.c (optimize_this_for_speed_p): New static var.
3364 (notreg_cost): Update call of rtx_cost.
3365 (cse_extended_basic_block): set optimize_this_for_speed_p.
3366 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
3367 (noce_try_cmove_arith): Likewise.
3368 (noce_try_sign_mask): LIkewise.
3369 * expr.c (compress_float_constant): Update rtx_cost calls.
3370 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
3371 argument.
3372 (addr_to_parts): Likewise.
3373 (create_mem_ref): Likewise.
3374 * dse.c (find_shift_sequence): Add speed argument.
3375 (replace_read): Update call.
3376 * calls.c (precompute_register_parameters): Update call of rtx_cost.
3377 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
3378 * neg_cost, shift_cost, shiftadd_cost,
3379 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
3380 mul_highpart_cost): Increase dimension.
3381 (init_expmed): Initialize for both size and speed.
3382 (expand_shift): Use profile.
3383 (synth_mult): Use profile.
3384 (choose_mult_variant): Use profile.
3385 (expand_mult): Use profile.
3386 (expand_mult_highpart_optab): Use profile.
3387 (expand_mult_highpart): Use profile.
3388 (expand_smod_pow2): Use profile.
3389 (expand_divmod): Use profile.
3390 * simplify-rtx.c (simplify_binary_operation_1): Update call of
3391 rtx_cost.
3392 * loop-invariant.c (create_new_invariant): Use profile.
3393 (gain_for_invariant): Add speed parameter.
3394 (best_gain_for_invariant): Likewise.
3395 (find_invariants_to_move): Likewise.
3396 (move_single_loop_invariants): Set it.
3397 * target-def.h (TARGET_RTX_COSTS): Use hook.
3398 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
3399 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
3400 * output.h (default_address_cost): Update prototype.
3401 * combine.c (optimize_this_for_speed_p): New static var.
3402 (combine_validate_cost): Update call of rtx_cost.
3403 (combine_instructions): Set optimize_this_for_speed_p.
3404 (expand_compound_operation): Update call of rtx_cost.
3405 (make_extraction):Update call of rtx_cost.
3406 (force_to_mode):Update call of rtx_cost.
3407 (distribute_and_simplify_rtx):Update call of rtx_cost.
3408 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
3409 (estimate_reg_pressure_cost): Update prototype.
3410 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
3411 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
3412 Remove.
3413 * config/alpha/alpha.c (alpha_rtx_costs): Update.
3414 (alpha_rtx_costs): Update.
3415 * config/frv/frv.c (frv_rtx_costs): Update.
3416 * config/s390/s390.c (s390_rtx_costs): Update.
3417 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
3418 (m32c_rtx_costs): Update.
3419 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
3420 (spu_rtx_costs): Update.
3421 * config/sparc/sparc.c (sparc_rtx_costs): Update.
3422 * config/m32r/m32r.c (m32r_rtx_costs): Update.
3423 * config/i386/i386.c (:ix86_address_cost): Update.
3424 (ix86_rtx_costs): Update.
3425 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
3426 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
3427 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
3428 * config/crx/crx.c (crx_address_cost): Update.
3429 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
3430 * config/stormy16/stormy16.c
3431 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
3432 * config/m68hc11/m68hc11.c
3433 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
3434 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
3435 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
3436 Update.
3437 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
3438 Update
3439 * config/ia64/ia64.c (ia64_rtx_costs): Update.
3440 * config/m68k/m68k.c (m68k_rtx_costs): Update.
3441 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
3442 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
3443 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
3444 (mcore_rtx_costs): update.
3445 * config/score/score3.c (score3_rtx_costs): Update.
3446 * config/score/score7.c (score7_rtx_costs): Update.
3447 * config/score/score3.h (score3_rtx_costs):Update.
3448 * config/score/score7.h (score7_rtx_costs): Update.
3449 * config/score/score.c (score_rtx_costs): Update.
3450 * config/arm/arm.c (arm_address_cost): Update.
3451 (arm_rtx_costs_1): Update.
3452 (arm_rtx_costs_1): Update.
3453 (arm_size_rtx_costs): Update.
3454 (arm_size_rtx_costs): Update.
3455 (arm_size_rtx_costs): Update.
3456 (arm_xscale_rtx_costs): Update.
3457 (arm_thumb_address_cost): Update.
3458 * config/pa/pa.c (hppa_address_cost): Update.
3459 * config/mips/mips.c (mips_rtx_costs): Update.
3460 * config/vax/vax.c (vax_address_cost): Update.
3461 * config/h8300/h8300.c (h8300_shift_costs): Update.
3462 (h8300_rtx_costs): Update.
3463 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
3464 (v850_rtx_costs): Update.
3465 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
3466 * config/bfin/bfin.c
3467 (bfin_address_cost): Update.
3468 (bfin_rtx_costs): Update.
3469 * stmt.c (lshift_cheap_p): Update.
3470
3471 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3472
3473 PR middle-end/36444
3474 * expmed.c (extract_bit_field_1): Check the mode size to make
3475 sure the vector modes have the same size.
3476
3477 2008-08-29 Michael Meissner <gnu@the-meissners.org>
3478
3479 * dojump.c (top level): Include basic-block.h to declare
3480 optimize_insn_for_speed_p
3481
3482 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
3483
3484 * opts.h (CL_SAVE): New option class for marking options that are
3485 target specific options usable in the target attribute.
3486 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
3487
3488 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
3489 can easily find the target specific options that are safe to use
3490 in the attribute or pragma.
3491
3492 * attribs.c (decl_attributes): Change #pragma GCC option to
3493 #pragma GCC target, and attribute((option(...))) to
3494 attribute((target(...))).
3495
3496 * doc/extend.texi (target attribute): Change from option
3497 attribute. Delete push/pop/reset.
3498 (#pragma GCC target): Change from #pragma GCC option. Delete
3499 push/pop/reset.
3500 (#pragma GCC push_options): Document new pragma.
3501 (#pragma GCC pop_options): Document new pragma.
3502 (#pragma GCC reset_options): Document new pragma.
3503
3504 * targhooks.c (default_target_option_valid_attribute_p): Add
3505 warning about port not supporting target attributes.
3506 (default_target_option_pragma_parse): New function, warn about
3507 #pragma GCC target not being supported.
3508
3509 * targhooks.h (default_target_option_pragma_parse): Add
3510 declaration.
3511
3512 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
3513 TI_CURRENT_OPTION_PRAGMA.
3514 (current_target_pragma): Rename from current_option_pragma.
3515
3516 * target.h: (struct target_option): Delete booleans for changing
3517 the optimization level on hot/cold functions. Change signature of
3518 pragma_parse hook to take a second tree.
3519
3520 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
3521
3522 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
3523 that the declaration is done at global scope.
3524
3525 * langhooks.c (add_builtin_function_common): Move most of the code
3526 from add_builtin_function here, calling the hook passed in.
3527 (add_builtin_function): Call add_builtin_function_common with
3528 standard builtin hook.
3529 (add_builtin_function_ext_scope): New function to add builtins to
3530 global scope.
3531
3532 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
3533 hook.
3534 (add_builtin_function_ext_scope): Add declaration.
3535
3536 * c-pragma.c (handle_pragma_target): Rename from
3537 handle_pragma_option, #pragma GCC option is now #pragma GCC
3538 target. Move warning about port not supporting target options to
3539 default pragma parse hook. Remove push/pop/reset from this
3540 pragma.
3541 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
3542 (option_stack): Delete static variable.
3543 (optimize_stack): Ditto.
3544 (optons_stack): New stack of saved target and optimization
3545 options.
3546 (handle_pragma_push_options): New function to handle pushing both
3547 target and optimization options.
3548 (handle_pragma_pop_options): New function to handle popping both
3549 target and optimization options.
3550 (handle_pragma_reset_options): New function to handle resetting
3551 both target and optimization options to their initial state.
3552 (init_pragma): Rename handle_pragma_option to
3553 handle_pragma_target. Add support for push_options, pop_options,
3554 and reset_options pragmas.
3555
3556 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
3557 default_target_option_pragma_parse.
3558 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
3559 default_target_option_valid_attribute_p.
3560 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3561 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3562 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
3563 optimization level on hot/cold functions.
3564
3565 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
3566 if the caller and callee have different optimization levels.
3567
3568 * c-common.c (handle_target_attribute): Rename from
3569 handle_option_attribute, attribute((option(...))) is now
3570 attribute((target(...))). Move warning if the port does not
3571 support target attributes to the default hook.
3572 (handle_hot_attribute): Delete code to change the optimization
3573 level of hot functions.
3574 (handle_cold_attribute): Ditto.
3575
3576 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
3577 argument that is the binary tree options to use if there are no
3578 arguments. Call ix86_valid_target_attribute_tree instead of
3579 ix86_valid_option_attribute_tree.
3580 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
3581 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
3582 ix86_pragma_option_parse.
3583
3584 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
3585 Rename from ix86_valid_option_attribute_tree.
3586
3587 * config/i386/i386.c (ix86_add_new_builtins): New function to add
3588 new builtins when the ISA changes.
3589 (ix86_valid_target_attribute_tree): Rename from
3590 ix86_valid_option_attribute_tree. Change callers. If the
3591 function specified optimization options, use those as the starting
3592 point before setting up the target attributes. If the
3593 optimization options were changed in the course of setting the
3594 target attributes, record the new optimization options.
3595 (ix86_valid_target_attribute_tree_inner_p): Rename from
3596 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
3597 ix86_add_new_builtins if the ISA changed.
3598 (ix86_valid_target_attribute_p): Rename from
3599 ix86_valid_option_attribute_p. Change callers.
3600 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
3601 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
3602 as delayed builtin functions.
3603 (struct builtin_isa): New structure to record builtin functions
3604 that should be delayed until the ISA for that function is used.
3605 (ix86_builtins_isa): Change from int to struct to track builtin
3606 functions we want to declare at some point.
3607 (def_builtin): If the front end can delay defining the builtin
3608 functions, don't create builtins for ISAs not part of the default
3609 options.
3610 (def_builtin_const): Ditto.
3611 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
3612 __builtin_ia32_pcmov_v2di to be different builtin functions.
3613 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
3614 a structure instead of an int.
3615 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
3616 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
3617 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3618 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3619
3620 * config/ia64/ia64.h
3621 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3622 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3623
3624 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
3625 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
3626 (LANG_HOOKS_INITIALIZER): Add
3627 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
3628
3629 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
3630
3631 PR target/37270
3632 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
3633 the reload address with the index register for SFmode
3634 access with a displacement.
3635
3636 2008-08-30 Jan Hubicka <jh@suse.cz>
3637
3638 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
3639 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
3640 * dojump.c (do_jump): Likewise.
3641 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
3642 (note-if_info): Add BRANCH_COST.
3643 (noce_try_store_flag_constants, noce_try_addcc,
3644 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
3645 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
3646 find_if_case_2): Use computed branch cost.
3647 * expr.h (BRANCH_COST): Update default.
3648 * predict.c (predictable_edge_p): New function.
3649 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
3650 Update BRANCH_COST call.
3651 * basic-block.h (predictable_edge_p): Declare.
3652 * config/alpha/alpha.h (BRANCH_COST): Update.
3653 * config/frv/frv.h (BRANCH_COST): Update.
3654 * config/s390/s390.h (BRANCH_COST): Update.
3655 * config/spu/spu.h (BRANCH_COST): Update.
3656 * config/sparc/sparc.h (BRANCH_COST): Update.
3657 * config/m32r/m32r.h (BRANCH_COST): Update.
3658 * config/i386/i386.h (BRANCH_COST): Update.
3659 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
3660 BRANCH_COST.
3661 * config/sh/sh.h (BRANCH_COST): Update.
3662 * config/pdp11/pdp11.h (BRANCH_COST): Update.
3663 * config/avr/avr.h (BRANCH_COST): Update.
3664 * config/crx/crx.h (BRANCH_COST): Update.
3665 * config/xtensa/xtensa.h (BRANCH_COST): Update.
3666 * config/stormy16/stormy16.h (BRANCH_COST): Update.
3667 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
3668 * config/iq2000/iq2000.h (BRANCH_COST): Update.
3669 * config/ia64/ia64.h (BRANCH_COST): Update.
3670 * config/rs6000/rs6000.h (BRANCH_COST): Update.
3671 * config/arc/arc.h (BRANCH_COST): Update.
3672 * config/score/score.h (BRANCH_COST): Update.
3673 * config/arm/arm.h (BRANCH_COST): Update.
3674 * config/pa/pa.h (BRANCH_COST): Update.
3675 * config/mips/mips.h (BRANCH_COST): Update.
3676 * config/vax/vax.h (BRANCH_COST): Update.
3677 * config/h8300/h8300.h (BRANCH_COST): Update.
3678 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
3679 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
3680 * doc/tm.texi (BRANCH_COST): Update.
3681
3682 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
3683
3684 PR target/37283
3685 * config/arm/arm.c (arm_optimization_options): Set
3686 flag_section_anchors to 2 instead of 1 to distinguish it from
3687 -fsection-anchors given explicitely on the command line.
3688
3689 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
3690
3691 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
3692 final insn of a split.
3693
3694 2008-08-30 Jan Hubicka <jh@suse.cz>
3695
3696 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
3697 optimized for speed.
3698 * final.c (compute_alignments): Use optimize_bb_for_size_p.
3699 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
3700 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
3701 flag_gcse_after_reload_set): New static vars.
3702 (common_handle_option): Enable those flags for profile-use.
3703 (decode_options): Remove optimize_size flags that are handled
3704 on higher granuality.
3705 * tree-vectorizer.c (vectorize_loops): Use
3706 optimize_loop_nest_for_speed_p.
3707 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
3708 * tree-predcom.c (tree_predictive_commoning): Use
3709 optimize_loop_for_speed_p.
3710 * varasm.c (assemble_start_function): Use
3711 optimize_function_for_speed_p.
3712 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
3713 * predict.c (optimize_loop_for_speed_p): Fix walk.
3714
3715 2008-08-30 Jan Hubicka <jh@suse.cz>
3716
3717 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
3718 functions.
3719 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
3720 profile presence locally.
3721
3722 2008-08-29 Joseph Myers <joseph@codesourcery.com>
3723
3724 PR bootstrap/37086
3725 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
3726 versions before 4.0.
3727
3728 2008-08-29 Jan Hubicka <jh@suse.cz>
3729
3730 * tree-inline.c (insert_init_stmt): Insert sequence even when
3731 not in SSA form.
3732
3733 2008-08-29 Jeff Law <law@redhat.com>
3734
3735 * mn10300.c (mn10300_secondary_reload_class): We need secondary
3736 reloads for AM33-2 if IN is a pseudo with an equivalent memory
3737 location and class is an FP register.
3738
3739 2008-08-29 Jan Hubicka <jh@suse.cz>
3740
3741 * see.c (see_merge_one_def_extension): Silence used uninitialized
3742 warning.
3743 * matrix-reorg.c (check_allocation_function): Likewise.
3744 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
3745
3746 2008-08-29 Jakub Jelinek <jakub@redhat.com>
3747
3748 PR c/37261
3749 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
3750 compute new & and | in type rather than TREE_TYPE (arg0).
3751
3752 * dwarf2out.c (fortran_common): Update comment.
3753 (gen_variable_die): Swap com_die and var_die variables in Fortran
3754 COMMON block handling code.
3755
3756 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
3757
3758 * dwarf2out.c (gen_const_die): New function.
3759 (size_of_die, value_format, output_die): Output larger
3760 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
3761 (native_encode_initializer): New function.
3762 (tree_add_const_value_attribute): Call it.
3763 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
3764
3765 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
3766 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
3767 TREE_THIS_VOLATILE to add_type_attribute.
3768
3769 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
3770 types.
3771 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
3772 types.
3773
3774 * dwarf2out.c (loc_by_reference): New function.
3775 (add_location_or_const_value_attribute): Use it.
3776
3777 PR fortran/23057
3778 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
3779 as DW_TAG_variable children of DW_TAG_common_block rather than
3780 DW_TAG_member children. Put DW_AT_external to individual
3781 DW_TAG_variable DIEs, not to DW_TAG_common_block.
3782
3783 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
3784 loc_descriptor_from_tree_1.
3785
3786 PR fortran/29635
3787 PR fortran/23057
3788 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
3789 arguments to imported_module_or_decl.
3790 (debug_nothing_tree_tree): Removed.
3791 (debug_nothing_tree_tree_tree_bool): New prototype.
3792 * debug.c (do_nothing_debug_hooks): Adjust.
3793 (debug_nothing_tree_tree): Removed.
3794 (debug_nothing_tree_tree_tree_bool): New function.
3795 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
3796 (gen_variable_die): Put all common vars for the
3797 same COMMON block under one DW_TAG_common_block.
3798 (declare_in_namespace): Return new context_die, for Fortran
3799 return the module DIE instead of adding extra declarations into
3800 the namespace.
3801 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
3802 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
3803 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
3804 DW_AT_declaration.
3805 (dwarf2out_global_decl): Don't skip Fortran global vars.
3806 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
3807 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
3808 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
3809 DW_TAG_imported_declaration as child of previous
3810 DW_TAG_imported_module.
3811 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
3812 * sdbout.c (sdb_debug_hooks): Likewise.
3813 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3814
3815 2008-08-29 Jan Hubicka <jh@suse.cz>
3816
3817 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
3818
3819 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
3820 * ipa-cp.c (n_cloning_candidates): New static variable.
3821 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
3822 (ipcp_print_all_lattices): Improve debug output.
3823 (ipcp_cloning_candidate_p): New function.
3824 (ipcp_initialize_node_lattices): Use it.
3825 (ipcp_init_stage): Do only analyzis here; prettier debug output.
3826 (ipcp_propagate_stage): Prettier debug output.
3827 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
3828 (ipcp_print_all_structures): Remove.
3829 (ipcp_need_redirect_p): Test !n_cloning_candidates.
3830 (ipcp_insert_stage): Prettier debug output; call
3831 cgraph_remove_unreachable_nodes before propagating.
3832 (pass_ipa_cp): Schedule function removal pass.
3833 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
3834 debug output.
3835 (cgraph_maybe_hot_edge_p): Move to ...
3836 * predict.c (cgraph_maybe_hot_edge_p) ... here.
3837 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
3838 (common_handle_option): Set them; enable ipa-cp when profiling.
3839 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
3840 (ipa_print_all_jump_functions): Likewise.
3841 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
3842 (ipa_print_node_params, ipa_print_all_params): New.
3843 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
3844 ipa_print_all_param_flags): Remove.
3845 (ipa_print_node_params, ipa_print_all_params): New.
3846
3847 2008-08-29 Bob Wilson <bob.wilson@acm.org>
3848
3849 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
3850 change from 2008-04-03.
3851 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
3852
3853 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3854
3855 PR rtl-opt/37251
3856 * ira-color.c (push_allocnos_to_stack): Truncate
3857 removed_splay_allocno_vec.
3858
3859 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3860
3861 PR rtl-opt/37243
3862 * ira-color (ira_fast_allocation): Don't assign hard registers to
3863 global allocnos.
3864
3865 2008-08-29 Jan Hubicka <jh@suse.cz>
3866
3867 PR middle-end/37278
3868 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
3869 for cold internal loops.
3870
3871 2008-08-29 Richard Guenther <rguenther@suse.de>
3872
3873 * tree-ssa-structalias.c (create_variable_info_for): Do not
3874 create fields for heap vars or vars with a noalias state.
3875 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
3876 from ESCAPED.
3877
3878 2008-08-29 Richard Guenther <rguenther@suse.de>
3879
3880 * common.opt (ftree-store-ccp): Mark as preserved for
3881 backward compatibility.
3882 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
3883 * tree-pass.h (pass_store_ccp): Remove.
3884 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
3885 (first_vdef): Remove declaration.
3886 (get_value_loaded_by): Likewise.
3887 * tree-ssa-ccp.c (do_store_ccp): Remove.
3888 (get_default_value): Simplify as do_store_ccp is always false
3889 now. Do not initialize mem_ref.
3890 (set_value_varying): Likewise.
3891 (canonicalize_float_value): Likewise.
3892 (set_lattice_value): Likewise.
3893 (likely_value): Likewise.
3894 (surely_varying_stmt_p): Likewise.
3895 (ccp_initialize): Likewise.
3896 (ccp_lattice_meet): Likewise.
3897 (ccp_visit_phi_node): Likewise.
3898 (ccp_fold): Likewise.
3899 (evaluate_stmt): Likewise.
3900 (visit_assignment): Likewise.
3901 (ccp_visit_stmt): Likewise.
3902 (execute_ssa_ccp): Fold into ...
3903 (do_ssa_ccp): ... this.
3904 (do_ssa_store_ccp): Remove.
3905 (gate_store_ccp): Likewise.
3906 (pass_store_ccp): Likewise.
3907 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
3908 initialize mem_ref.
3909 * tree-ssa-propagate.c (first_vdef): Remove.
3910 (get_value_loaded_by): Likewise.
3911 (replace_vuses_in): Likewise.
3912 (substitute_and_fold): Do not call replace_vuses_in.
3913 * opts.c (decode_options): Do not set flag_tree_store_ccp.
3914
3915 2008-08-29 Richard Guenther <rguenther@suse.de>
3916
3917 PR middle-end/37236
3918 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
3919 PARAM_NOALIAS tags with is_heapvar.
3920 * tree-ssa-operands.c (access_can_touch_variable): Offset
3921 based tests do not apply for heapvars. Fix offset test.
3922
3923 2008-08-29 Jan Hubicka <jh@suse.cz>
3924
3925 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
3926 (-fipa-cp-clone): Enabled by default at -O3.
3927 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
3928 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
3929
3930 2008-08-29 Jan Hubicka <jh@suse.cz>
3931
3932 * tree.c (build_function_type_skip_args,
3933 build_function_decl_skip_args): New functions.
3934 * tree.h (build_function_type_skip_args,
3935 build_function_decl_skip_args): Declare.
3936 * gimple.c (giple_copy_call_skip_args): New function.
3937 (giple_copy_call_skip_args): Declare.
3938
3939 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
3940 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
3941 (ipcp_node_modifiable_p): ... this one; use
3942 tree_versionable_function_p.
3943 (ipcp_create_replace_map): Improve debug output.
3944 (ipcp_need_redirect_p): Return false when not clonning.
3945 (ipcp_update_callgraph): Skip args.
3946 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
3947 skip args.
3948 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
3949 (save_inline_function_body): Update call of tree_function_versioning.
3950 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
3951 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
3952 argument.
3953 (tree_function_versioning): Likewise.
3954 * tree-inline.h (tree_function_versioning): Update prototype.
3955
3956 2008-08-29 Jan Hubicka <jh@suse.cz>
3957
3958 * loop-unswitch.c (unswitch_single_loop): Use
3959 optimize_loop_for_speed_p.
3960 * tree-ssa-threadupdate.c (mark_threaded_blocks):
3961 Use optimize_function_for_size_p.
3962 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
3963 * postreload-gcse.c (eliminate_partially_redundant_load):
3964 Use optimize_bb_for_size_p.
3965 * value-prof.c (gimple_divmod_fixed_value_transform,
3966 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
3967 gimple_stringops_transform): Use optimize_bb_for_size_p.
3968 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
3969 * final.c (compute_alignments): Use optimize_function_for_size_p.
3970 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
3971 (fold_builtin_strcpy, fold_builtin_fputs): Use
3972 optimize_function_for_size_p.
3973 * fold-const.c (tree_swap_operands_p): Use
3974 optimize_function_for_size_p.
3975 * recog.c (relax_delay_slots): Likewise.
3976 * tree-ssa-math-opts.c (replace_reciprocal):
3977 Use optimize_bb_for_speed_p.
3978 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
3979 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
3980 optimize_function_for_size_p.
3981 (cgraph_decide_inlining_of_small_function): Use
3982 optimize_function_for_size_p.
3983 * global.c (find_reg): Use optimize_function_for_size_p.
3984 * opts.c (decode_options): Do not clear flag_tree_ch,
3985 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
3986 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
3987 work it out from profile.
3988 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
3989 optimize_loop_for_speed_p.
3990 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
3991 Constify argument.
3992 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
3993 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
3994 * tree-eh.c (decide_copy_try_finally): Use
3995 optimize_function_for_size_p.
3996 * local-alloc.c (block_alloc): Pass BB pointer.
3997 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
3998 * gcse.c (gcse_main): Use optimize_function_for_size_p.
3999 * loop-unroll.c (decide_unrolling_and_peeling):
4000 Use optimize_loop_for_size_p.
4001 (decide_peel_completely): Likewise.
4002 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
4003 optimize_loop_for_size_p.
4004 (vect_enhance_data_refs_alignment): Likewise.
4005 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
4006 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
4007 Update call.
4008 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
4009 (try_crossjump_bb): Use optimize_bb_for_size_p.
4010 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
4011 optimize_loop_for_speed_p.
4012 * bb-reorder.c (find_traces_1_round): Likewise.
4013 (copy_bb): Use optimize_bb_for_speed_p.
4014 (duplicate_computed_gotos): Likewise.
4015 * basic-block.h (optimize_loop_nest_for_size_p,
4016 optimize_loop_nest_for_speed_p): New.
4017 * stmt.c (expand_case): Use optimize_insn_for_size_p.
4018
4019 2008-08-29 Tristan Gingold <gingold@adacore.com>
4020
4021 * gcov.c (main): Call expandargv.
4022
4023 2008-08-29 Jan Hubicka <jh@suse.cz>
4024
4025 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
4026 is not cold.
4027 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4028 Constify arguments.
4029 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
4030 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4031 Constify.
4032 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
4033
4034 2008-08-29 Jan Hubicka <jh@suse.cz>
4035
4036 * tree-pass.h (pass_strip_predict_hints): Declare.
4037 * predict.c (strip_builtin_expect): Rename to ...
4038 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
4039 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
4040 (tree_estimate_probability): Do not strip builtin_expect.
4041 (pass_strip_predict_hints): New pass.
4042 * tree-inline.c (expand_call_inline): When inlining cold function,
4043 predict it as unlikely.
4044 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
4045
4046 2008-08-29 Richard Guenther <rguenther@suse.de>
4047
4048 PR tree-optimization/37207
4049 * tree-vrp.c (extract_range_from_binary_expr): Also try
4050 to constant fold if only one of the operands is a constant.
4051
4052 2008-08-29 Nick Clifton <nickc@redhat.com>
4053
4054 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
4055 the same way as SYMBOL_REFs.
4056
4057 2008-08-28 Bob Wilson <bob.wilson@acm.org>
4058
4059 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
4060
4061 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
4062
4063 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
4064 * config/mips/mips.md (branch_likely): Remove const. Fix
4065 comment formatting.
4066 (define_delay for type "branch"): Change to only apply for branch
4067 with likely variant.
4068 (define_delay for type "branch" and "branch_likely" no). New delay
4069 definition.
4070 (equality_op): New code iterator.
4071 (bbv, bbinv): New code attributes.
4072 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
4073 patterns.
4074
4075 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4076 Andrew Pinski <pinskia@gcc.gnu.org>
4077
4078 PR 18050
4079 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
4080
4081 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
4082
4083 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
4084 rule that a symbolic constant must be defined and >= 0 for the
4085 corresponding facility to be present at compile-time.
4086 * gthr-posix.c: Likewise.
4087
4088 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
4089
4090 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
4091 * config/mips/mips.md (D): New mode attribute.
4092 (mulsi3, muldi3): Merge it into ...
4093 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
4094 (muldi3_mul3): New pattern.
4095 (mulsi3_mult3): Rename to mulsi3_mul3.
4096
4097 2008-08-28 Jan Hubicka <jh@suse.cz>
4098
4099 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
4100 to fail.
4101 * predict.c (always_optimize_for_size_p): Rename to ...
4102 (optimize_function_for_size): ... this one; make extern.
4103 (optimize_function_for_speed_p): New.
4104 (optimize_bb_for_size_p, optimize_bb_for_size_p,
4105 optimize_edge_for_size_p,optimize_edge_for_size_p,
4106 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
4107 * basic-block.h (optimize_function_for_size_p,
4108 optimize_function_for_speed_p): Declare.
4109 * i386.md (optimize_size checks): Replace them by appropriate
4110 predicate.
4111 (standard_80387_constant_p, ix86_compute_frame_layout,
4112 ix86_expand_epilogue, ix86_decompose_address,
4113 print_operand, emit_i387_cw_initialization,
4114 inline_memory_move_cost, ix86_pad_returns,
4115 ix86_reorg): Replace optimize_size checks.
4116
4117 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
4118
4119 * rtl.h (simplify_subreg_regno): Declare.
4120 * rtlanal.c (simplify_subreg_regno): New function, split out from...
4121 * simplify-rtx.c (simplify_subreg): ...here.
4122 * reload.c (find_reloads): Use simplify_subreg_regno instead of
4123 subreg_offset_representable_p.
4124
4125 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4126
4127 PR c/30949
4128 * c-typeck.c (convert_for_assignment): Give a note describing what
4129 was passed and what was expected.
4130
4131 2008-08-28 Joey Ye <joey.ye@intel.com>
4132
4133 * doc/extend.texi: Document AVX built-in functions.
4134 * doc/invoke.texi: Document -mavx.
4135
4136 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
4137 Joey Ye <joey.ye@intel.com>
4138 Xuepeng Guo <xuepeng.guo@intel.com>
4139
4140 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
4141
4142 * config/i386/cpuid.h (bit_FMA): New.
4143 (bit_XSAVE): Likewise.
4144 (bit_OSXSAVE): Likewise.
4145 (bit_AVX): Likewise.
4146
4147 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
4148 define. Use ASM_OUTPUT_AVX_PREFIX.
4149
4150 * config/i386/gmmintrin.h: New.
4151
4152 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
4153 (OPTION_MASK_ISA_AVX_SET): New.
4154 (OPTION_MASK_ISA_FMA_SET): Likewise.
4155 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
4156 (OPTION_MASK_ISA_FMA_SET): Likewise.
4157 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
4158 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
4159 (pta_flags): Add PTA_AVX and PTA_FMA.
4160 (override_options): Handle PTA_AVX and PTA_FMA.
4161 (init_cumulative_args): Handle warn_avx.
4162 (classify_argument): Return 0 for COImode and OImode. Return
4163 1 and X86_64_AVX_CLASS for 256bit vector types.
4164 (examine_argument): Handle X86_64_AVX_CLASS.
4165 (construct_container): Likewise.
4166 (function_arg_advance_32): Pass OImode and 256bit vector types
4167 in AVX register.
4168 (function_arg_advance_64): Take a new argument to indicate if a
4169 parameter is named. Handle 256bit vector types. Return
4170 immediately for unnamed 256bit vector mode parameters.
4171 (function_arg_advance): Updated.
4172 (function_arg_32): Add comments for TImode. Handle OImode
4173 and 256bit vector types.
4174 (function_arg_64): Take a new argument to indicate if a
4175 parameter is named. Handle 256bit vector types. Return NULL
4176 for unnamed 256bit vector mode parameters.
4177 (function_arg): Updated.
4178 (setup_incoming_varargs_64): Support
4179 AVX encoding for *sse_prologue_save_insn.
4180 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
4181 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
4182 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
4183 enabled, otherwise return -3.
4184 (standard_sse_constant_opcode): Handle AVX and 256bit vector
4185 modes.
4186 (print_reg): Support AVX registers. Handle 'x' and 't'.
4187 Handle 'd' to duplicate the operand.
4188 (print_operand): Likewise. Also support AVX vector compare
4189 instructions.
4190 (output_387_binary_op): Support AVX.
4191 (output_fp_compare): Likewise.
4192 (ix86_expand_vector_move_misalign): Likewise.
4193 (ix86_attr_length_vex_default): New.
4194 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
4195 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
4196 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
4197 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
4198 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
4199 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
4200 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
4201 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
4202 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
4203 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
4204 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
4205 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
4206 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
4207 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
4208 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
4209 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
4210 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
4211 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
4212 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
4213 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
4214 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
4215 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
4216 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
4217 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
4218 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
4219 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
4220 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
4221 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
4222 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
4223 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
4224 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
4225 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
4226 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
4227 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
4228 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
4229 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
4230 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
4231 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
4232 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
4233 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
4234 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
4235 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
4236 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
4237 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
4238 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
4239 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
4240 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
4241 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
4242 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
4243 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
4244 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
4245 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
4246 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
4247 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
4248 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
4249 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
4250 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
4251 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
4252 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
4253 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
4254 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
4255 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
4256 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
4257 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
4258 and IX86_BUILTIN_MOVMSKPS256,
4259 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
4260 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
4261 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
4262 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
4263 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
4264 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
4265 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
4266 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
4267 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
4268 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
4269 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
4270 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
4271 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
4272 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
4273 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
4274 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
4275 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
4276 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
4277 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
4278 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
4279 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
4280 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
4281 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
4282 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
4283 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
4284 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
4285 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
4286 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
4287 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
4288 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
4289 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
4290 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
4291 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
4292 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
4293 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
4294 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
4295 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
4296 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
4297 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
4298 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
4299 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
4300 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
4301 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
4302 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
4303 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
4304 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
4305 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
4306 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
4307 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
4308 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
4309 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
4310 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
4311 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
4312 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
4313 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
4314 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
4315 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
4316 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
4317 IX86_BUILTIN_CMPPS,
4318 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
4319 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
4320 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
4321 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
4322 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
4323 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
4324 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
4325 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
4326 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
4327 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
4328 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
4329 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
4330 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
4331 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
4332 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
4333 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
4334 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
4335 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
4336 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
4337 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
4338 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
4339 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
4340 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
4341 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
4342 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
4343 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
4344 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
4345 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
4346 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
4347 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
4348 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
4349 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
4350 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
4351 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
4352 IX86_BUILTIN_MOVMSKPS256.
4353 (ix86_init_mmx_sse_builtins): Support AVX builtins.
4354 (ix86_expand_args_builtin): Likewise.
4355 (ix86_expand_special_args_builtin): Likewise.
4356 (ix86_hard_regno_mode_ok): Handle AVX modes.
4357 (ix86_expand_vector_init_duplicate): Likewise.
4358 (ix86_expand_vector_init_one_nonzero): Likewise.
4359 (ix86_expand_vector_init_one_var): Likewise.
4360 (ix86_expand_vector_init_concat): Likewise.
4361 (ix86_expand_vector_init_general): Likewise.
4362 (ix86_expand_vector_set): Likewise.
4363 (ix86_vector_mode_supported_p): Likewise.
4364 (x86_extended_reg_mentioned_p): Check INSN_P before using
4365 PATTERN.
4366
4367 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
4368 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
4369
4370 * config/i386/i386.h (TARGET_AVX): New.
4371 (TARGET_FMA): Likewise.
4372 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
4373 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
4374 (VALID_AVX256_REG_MODE): New.
4375 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4376 (AVX_FLOAT_MODE_P): Likewise.
4377 (AVX128_VEC_FLOAT_MODE_P): Likewise.
4378 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4379 (AVX_VEC_FLOAT_MODE_P): Likewise.
4380 (ASM_OUTPUT_AVX_PREFIX): Likewise.
4381 (ASM_OUTPUT_OPCODE): Likewise.
4382 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
4383 support.
4384 (SSE_REG_MODE_P): Allow 256bit vector modes.
4385 (ix86_args): Add a warn_avx field.
4386
4387 * config/i386/i386.md (UNSPEC_PCMP): New.
4388 (UNSPEC_VPERMIL): Likewise.
4389 (UNSPEC_VPERMIL2): Likewise.
4390 (UNSPEC_VPERMIL2F128): Likewise.
4391 (UNSPEC_MASKLOAD): Likewise.
4392 (UNSPEC_MASKSTORE): Likewise.
4393 (UNSPEC_CAST): Likewise.
4394 (UNSPEC_VTESTP): Likewise.
4395 (UNSPECV_VZEROALL): Likewise.
4396 (UNSPECV_VZEROUPPER): Likewise.
4397 (XMM0_REG): Likewise.
4398 (XMM1_REG): Likewise.
4399 (XMM2_REG): Likewise.
4400 (XMM3_REG): Likewise.
4401 (XMM4_REG): Likewise.
4402 (XMM5_REG): Likewise.
4403 (XMM6_REG): Likewise.
4404 (XMM8_REG): Likewise.
4405 (XMM9_REG): Likewise.
4406 (XMM10_REG): Likewise.
4407 (XMM11_REG): Likewise.
4408 (XMM12_REG): Likewise.
4409 (XMM13_REG): Likewise.
4410 (XMM14_REG): Likewise.
4411 (XMM15_REG): Likewise.
4412 (prefix): Likewise.
4413 (prefix_vex_imm8): Likewise.
4414 (prefix_vex_w): Likewise.
4415 (length_vex): Likewise.
4416 (maxmin): Likewise.
4417 (movoi): Likewise.
4418 (*avx_ashlti3): Likewise.
4419 (*avx_lshrti3): Likewise.
4420 (*avx_setcc<mode>): Likewise.
4421 (*fop_<mode>_comm_mixed_avx): Likewise.
4422 (*fop_<mode>_comm_avx): Likewise.
4423 (*fop_<mode>_1_mixed_avx): Likewise.
4424 (*fop_<mode>_1_avx): Likewise.
4425 (*avx_<code><mode>3): Likewise.
4426 (*avx_ieee_smin<mode>3): Likewise.
4427 (*avx_ieee_smax<mode>3): Likewise.
4428 (mode): Add OI, V8SF and V4DF.
4429 (length): Support VEX prefix.
4430 (*cmpfp_i_mixed): Set prefix attribute.
4431 (*cmpfp_i_sse): Likewise.
4432 (*cmpfp_iu_mixed): Likewise.
4433 (*cmpfp_iu_sse): Likewise.
4434 (*movsi_1): Support AVX.
4435 (*movdi_2): Likewise.
4436 (*movdi_1_rex64): Likewise.
4437 (*movti_internal): Likewise.
4438 (*movti_rex64): Likewise.
4439 (*movsf_1): Likewise.
4440 (*movdf_nointeger): Likewise.
4441 (*movdf_integer_rex64): Likewise.
4442 (*movtf_internal): Likewise.
4443 (zero_extendsidi2_32): Likewise.
4444 (zero_extendsidi2_rex64): Likewise.
4445 (*extendsfdf2_mixed): Likewise.
4446 (*extendsfdf2_sse): Likewise.
4447 (*truncdfsf_fast_mixed): Likewise.
4448 (*truncdfsf_fast_sse): Likewise.
4449 (*truncdfsf_mixed): Likewise.
4450 (fix_trunc<mode>di_sse): Likewise.
4451 (fix_trunc<mode>si_sse): Likewise.
4452 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
4453 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
4454 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
4455 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
4456 (*rcpsf2_sse): Likewise.
4457 (*rsqrtsf2_sse): Likewise.
4458 (*sqrt<mode>2_sse): Likewise.
4459 (sse4_1_round<mode>2): Likewise.
4460 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
4461 Support AVX. Set length attribute properly for AVX.
4462
4463 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
4464 (VECTOR_MODES (FLOAT, 32)): Likewise.
4465 (VECTOR_MODE (INT, DI, 8)): Likewise.
4466 (VECTOR_MODE (INT, HI, 32)): Likewise.
4467 (VECTOR_MODE (INT, QI, 64)): Likewise.
4468 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
4469 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
4470 (VECTOR_MODE (INT, DI, 4)): Removed.
4471 (VECTOR_MODE (INT, SI, 8)): Likewise.
4472 (VECTOR_MODE (INT, HI, 16)): Likewise.
4473 (VECTOR_MODE (INT, QI, 32)): Likewise.
4474 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
4475 (INT_MODE (OI, 32)): Likewise.
4476
4477 * config/i386/i386.opt (mavx): New.
4478 (mfma): Likewise.
4479
4480 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
4481
4482 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
4483 (*mov<mode>_internal_avx): New.
4484 (*movv2sf_internal_rex64_avx): Likewise.
4485 (*movv2sf_internal_avx): Likewise.
4486
4487 * config/i386/predicates.md (const_4_to_5_operand): New.
4488 (const_6_to_7_operand): Likewise.
4489 (const_8_to_11_operand): Likewise.
4490 (const_12_to_15_operand): Likewise.
4491 (avx_comparison_float_operator): Likewise.
4492
4493 * config/i386/sse.md (AVX256MODEI): New.
4494 (AVX256MODE): Likewise.
4495 (AVXMODEQI): Likewise.
4496 (AVXMODE): Likewise.
4497 (AVX256MODEF2P): Likewise.
4498 (AVX256MODE2P): Likewise.
4499 (AVX256MODE4P): Likewise.
4500 (AVX256MODE8P): Likewise.
4501 (AVXMODEF2P): Likewise.
4502 (AVXMODEF4P): Likewise.
4503 (AVXMODEDCVTDQ2PS): Likewise.
4504 (AVXMODEDCVTPS2DQ): Likewise.
4505 (avxvecmode): Likewise.
4506 (avxvecpsmode): Likewise.
4507 (avxhalfvecmode): Likewise.
4508 (avxscalarmode): Likewise.
4509 (avxcvtvecmode): Likewise.
4510 (avxpermvecmode): Likewise.
4511 (avxmodesuffixf2c): Likewise.
4512 (avxmodesuffixp): Likewise.
4513 (avxmodesuffixs): Likewise.
4514 (avxmodesuffix): Likewise.
4515 (vpermilbits): Likewise.
4516 (pinsrbits): Likewise.
4517 (mov<mode>): Likewise.
4518 (*mov<mode>_internal): Likewise.
4519 (push<mode>1): Likewise.
4520 (movmisalign<mode>): Likewise.
4521 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4522 (avx_movdqu<avxmodesuffix>): Likewise.
4523 (avx_lddqu<avxmodesuffix>): Likewise.
4524 (<plusminus_insn><mode>3): Likewise.
4525 (*avx_<plusminus_insn><mode>3): Likewise.
4526 (*avx_vm<plusminus_insn><mode>3): Likewise.
4527 (mul<mode>3): Likewise.
4528 (*avx_mul<mode>3): Likewise.
4529 (*avx_vmmul<mode>3): Likewise.
4530 (divv8sf3): Likewise.
4531 (divv4df3): Likewise.
4532 (avx_div<mode>3): Likewise.
4533 (*avx_div<mode>3): Likewise.
4534 (*avx_vmdiv<mode>3): Likewise.
4535 (avx_rcpv8sf2): Likewise.
4536 (*avx_vmrcpv4sf2): Likewise.
4537 (sqrtv8sf2): Likewise.
4538 (avx_sqrtv8sf2): Likewise.
4539 (*avx_vmsqrt<mode>2): Likewise.
4540 (rsqrtv8sf2): Likewise.
4541 (avx_rsqrtv8sf2): Likewise.
4542 (*avx_vmrsqrtv4sf2): Likewise.
4543 (<code><mode>3): Likewise.
4544 (*avx_<code><mode>3_finite): Likewise.
4545 (*avx_<code><mode>3): Likewise.
4546 (*avx_vm<code><mode>3): Likewise.
4547 (*avx_ieee_smin<mode>3): Likewise.
4548 (*avx_ieee_smax<mode>3): Likewise.
4549 (avx_addsubv8sf3): Likewise.
4550 (avx_addsubv4df3): Likewise.
4551 (*avx_addsubv4sf3): Likewise.
4552 (*avx_addsubv2df3): Likewise.
4553 (avx_h<plusminus_insn>v4df3): Likewise.
4554 (avx_h<plusminus_insn>v8sf3): Likewise.
4555 (*avx_h<plusminus_insn>v4sf3): Likewise.
4556 (*avx_h<plusminus_insn>v2df3): Likewise.
4557 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
4558 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
4559 (*avx_maskcmp<mode>3): Likewise.
4560 (avx_nand<mode>3): Likewise.
4561 (*avx_<code><mode>3): Likewise.
4562 (*avx_nand<mode>3): Likewise.
4563 (*avx_<code><mode>3): Likewise.
4564 (*avx_cvtsi2ss): Likewise.
4565 (*avx_cvtsi2ssq): Likewise.
4566 (*avx_cvtsi2sd): Likewise.
4567 (*avx_cvtsi2sdq): Likewise.
4568 (*avx_cvtsd2ss): Likewise.
4569 (avx_cvtss2sd): Likewise.
4570 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
4571 (avx_cvtps2dq<avxmodesuffix>): Likewise.
4572 (avx_cvttps2dq<avxmodesuffix>): Likewise.
4573 (*avx_cvtsi2sd): Likewise.
4574 (*avx_cvtsi2sdq): Likewise.
4575 (avx_cvtdq2pd256): Likewise.
4576 (avx_cvtpd2dq256): Likewise.
4577 (avx_cvttpd2dq256): Likewise.
4578 (*avx_cvtsd2ss): Likewise.
4579 (*avx_cvtss2sd): Likewise.
4580 (avx_cvtpd2ps256): Likewise.
4581 (avx_cvtps2pd256): Likewise.
4582 (*avx_movhlps): Likewise.
4583 (*avx_movlhps): Likewise.
4584 (avx_unpckhps256): Likewise.
4585 (*avx_unpckhps): Likewise.
4586 (avx_unpcklps256): Likewise.
4587 (*avx_unpcklps): Likewise.
4588 (avx_movshdup256): Likewise.
4589 (avx_movsldup256): Likewise.
4590 (avx_shufps256): Likewise.
4591 (avx_shufps256_1): Likewise.
4592 (*avx_shufps_<mode>): Likewise.
4593 (*avx_loadhps): Likewise.
4594 (*avx_storelps): Likewise.
4595 (*avx_loadlps): Likewise.
4596 (*avx_movss): Likewise.
4597 (*vec_dupv4sf_avx): Likewise.
4598 (*vec_concatv2sf_avx): Likewise.
4599 (*vec_concatv4sf_avx): Likewise.
4600 (*vec_setv4sf_0_avx): Likewise.
4601 (*vec_setv4sf_avx): Likewise.
4602 (*avx_insertps): Likewise.
4603 (avx_vextractf128<mode>): Likewise.
4604 (vec_extract_lo_<mode>): Likewise.
4605 (vec_extract_hi_<mode>): Likewise.
4606 (vec_extract_lo_<mode>): Likewise.
4607 (vec_extract_hi_<mode>): Likewise.
4608 (vec_extract_lo_v16hi): Likewise.
4609 (vec_extract_hi_v16hi): Likewise.
4610 (vec_extract_lo_v32qi): Likewise.
4611 (vec_extract_hi_v32qi): Likewise.
4612 (avx_unpckhpd256): Likewise.
4613 (*avx_unpckhpd): Likewise.
4614 (avx_movddup256): Likewise.
4615 (*avx_movddup): Likewise.
4616 (avx_unpcklpd256): Likewise.
4617 (*avx_unpcklpd): Likewise.
4618 (avx_shufpd256): Likewise.
4619 (avx_shufpd256_1): Likewise.
4620 (*avx_punpckhqdq): Likewise.
4621 (*avx_punpcklqdq): Likewise.
4622 (*avx_shufpd_<mode>): Likewise.
4623 (*avx_storehpd): Likewise.
4624 (*avx_loadhpd): Likewise.
4625 (*avx_loadlpd): Likewise.
4626 (*avx_movsd): Likewise.
4627 (*vec_concatv2df_avx): Likewise.
4628 (*avx_<plusminus_insn><mode>3): Likewise.
4629 (*avx_<plusminus_insn><mode>3): Likewise.
4630 (*avx_mulv8hi3): Likewise.
4631 (*avxv8hi3_highpart): Likewise.
4632 (*avx_umulv8hi3_highpart): Likewise.
4633 (*avx_umulv2siv2di3): Likewise.
4634 (*avx_mulv2siv2di3): Likewise.
4635 (*avx_pmaddwd): Likewise.
4636 (*avx_mulv4si3): Likewise.
4637 (*avx_ashr<mode>3): Likewise.
4638 (*avx_lshr<mode>3): Likewise.
4639 (*avx_ashl<mode>3): Likewise.
4640 (*avx_<code><mode>3): Likewise.
4641 (*avx_eq<mode>3): Likewise.
4642 (*avx_gt<mode>3): Likewise.
4643 (*avx_nand<mode>3): Likewise.
4644 (*avx_nand<mode>3): Likewise.
4645 (*avx_<code><mode>3): Likewise.
4646 (*avx_<code><mode>3): Likewise.
4647 (*avx_packsswb): Likewise.
4648 (*avx_packssdw): Likewise.
4649 (*avx_packuswb): Likewise.
4650 (*avx_punpckhbw): Likewise.
4651 (*avx_punpcklbw): Likewise.
4652 (*avx_punpckhwd): Likewise.
4653 (*avx_punpcklwd): Likewise.
4654 (*avx_punpckhdq): Likewise.
4655 (*avx_punpckldq): Likewise.
4656 (*avx_pinsr<avxmodesuffixs>): Likewise.
4657 (*avx_pinsrq): Likewise.
4658 (*avx_loadld): Likewise.
4659 (*vec_extractv2di_1_rex64_avx): Likewise.
4660 (*vec_extractv2di_1_avx): Likewise.
4661 (*vec_dupv2di_avx): Likewise.
4662 (*vec_concatv2si_avx): Likewise.
4663 (*vec_concatv4si_1_avx): Likewise.
4664 (*vec_concatv2di_avx): Likewise.
4665 (*vec_concatv2di_rex64_avx): Likewise.
4666 (*avx_uavgv16qi3): Likewise.
4667 (*avx_uavgv8hi3): Likewise.
4668 (*avx_psadbw): Likewise.
4669 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
4670 (*avx_phaddwv8hi3): Likewise.
4671 (*avx_phadddv4si3): Likewise.
4672 (*avx_phaddswv8hi3): Likewise.
4673 (*avx_phsubwv8hi3): Likewise.
4674 (*avx_phsubdv4si3): Likewise.
4675 (*avx_phsubswv8hi3): Likewise.
4676 (*avx_pmaddubsw128): Likewise.
4677 (*avx_pmulhrswv8hi3): Likewise.
4678 (*avx_pshufbv16qi3): Likewise.
4679 (*avx_psign<mode>3): Likewise.
4680 (*avx_palignrti): Likewise.
4681 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4682 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4683 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4684 (*avx_mpsadbw): Likewise.
4685 (*avx_packusdw): Likewise.
4686 (*avx_pblendvb): Likewise.
4687 (*avx_pblendw): Likewise.
4688 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4689 (avx_ptest256): Likewise.
4690 (avx_roundp<avxmodesuffixf2c>256): Likewise.
4691 (*avx_rounds<ssemodesuffixf2c>): Likewise.
4692 (*avx_aesenc): Likewise.
4693 (*avx_aesenclast): Likewise.
4694 (*avx_aesdec): Likewise.
4695 (*avx_aesdeclast): Likewise.
4696 (avx_vzeroupper): Likewise.
4697 (avx_vzeroupper_rex64): Likewise.
4698 (avx_vpermil<mode>): Likewise.
4699 (avx_vpermilvar<mode>3): Likewise.
4700 (avx_vpermil2<mode>3): Likewise.
4701 (avx_vperm2f128<mode>3): Likewise.
4702 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4703 (avx_vbroadcastss256): Likewise.
4704 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
4705 (avx_vinsertf128<mode>): Likewise.
4706 (vec_set_lo_<mode>): Likewise.
4707 (vec_set_hi_<mode>): Likewise.
4708 (vec_set_lo_<mode>): Likewise.
4709 (vec_set_hi_<mode>): Likewise.
4710 (vec_set_lo_v16hi): Likewise.
4711 (vec_set_hi_v16hi): Likewise.
4712 (vec_set_lo_v32qi): Likewise.
4713 (vec_set_hi_v32qi): Likewise.
4714 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4715 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4716 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
4717 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
4718 (vec_init<mode>): Likewise.
4719 (*vec_concat<mode>_avx): Likewise.
4720 (blendbits): Support V8SF and V4DF.
4721 (sse2_movq128): Support AVX.
4722 (<sse>_movnt<mode>): Likewise.
4723 (sse2_movntv2di): Likewise.
4724 (sse_rcpv4sf2): Likewise.
4725 (sse_sqrtv4sf2): Likewise.
4726 (sse_rsqrtv4sf2): Likewise.
4727 (<sse>_comi): Likewise.
4728 (<sse>_ucomi): Likewise.
4729 (sse_cvtss2si): Likewise.
4730 (sse_cvtss2si_2): Likewise.
4731 (sse_cvtss2siq): Likewise.
4732 (sse_cvtss2siq_2): Likewise.
4733 (sse_cvttss2si): Likewise.
4734 (sse_cvttss2siq): Likewise.
4735 (sse2_cvtsd2si): Likewise.
4736 (sse2_cvtsd2si_2): Likewise.
4737 (sse2_cvtsd2siq): Likewise.
4738 (sse2_cvtsd2siq_2): Likewise.
4739 (sse2_cvttsd2si): Likewise.
4740 (sse2_cvttsd2siq): Likewise.
4741 (sse2_cvtdq2pd): Likewise.
4742 (*sse2_cvtpd2dq): Likewise.
4743 (*sse2_cvttpd2dq): Likewise.
4744 (*sse2_cvtpd2ps): Likewise.
4745 (sse2_cvtps2pd): Likewise.
4746 (sse3_movshdup): Likewise.
4747 (sse3_movsldup): Likewise.
4748 (sse_storehps): Likewise.
4749 (*sse4_1_extractps): Likewise.
4750 (sse2_storelpd): Likewise.
4751 (vec_dupv2df_sse3): Likewise.
4752 (*vec_concatv2df_sse3): Likewise.
4753 (*sse4_1_pextrb): Likewise.
4754 (*sse4_1_pextrb_memory): Likewise.
4755 (*sse2_pextrw): Likewise.
4756 (*sse4_1_pextrw_memory): Likewise.
4757 (*sse4_1_pextrd): Likewise.
4758 (*sse4_1_pextrq): Likewise.
4759 (sse2_pshufd_1): Likewise.
4760 (sse2_pshuflw_1): Likewise.
4761 (sse2_pshufhw_1): Likewise.
4762 (*sse2_storeq_rex64): Likewise.
4763 (*vec_dupv4si): Likewise.
4764 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
4765 (sse2_pmovmskb): Likewise.
4766 (*sse2_maskmovdqu): Likewise.
4767 (*sse2_maskmovdqu_rex64): Likewise.
4768 (sse_ldmxcsr): Likewise.
4769 (sse_stmxcsr): Likewise.
4770 (abs<mode>2): Likewise.
4771 (sse4_1_movntdqa): Likewise.
4772 (sse4_1_phminposuw): Likewise.
4773 (sse4_1_extendv8qiv8hi2): Likewise.
4774 (*sse4_1_extendv8qiv8hi2): Likewise.
4775 (sse4_1_extendv4qiv4si2): Likewise.
4776 (*sse4_1_extendv4qiv4si2): Likewise.
4777 (sse4_1_extendv2qiv2di2): Likewise.
4778 (*sse4_1_extendv2qiv2di2): Likewise.
4779 (sse4_1_extendv4hiv4si2): Likewise.
4780 (*sse4_1_extendv4hiv4si2): Likewise.
4781 (sse4_1_extendv2hiv2di2): Likewise.
4782 (*sse4_1_extendv2hiv2di2): Likewise.
4783 (sse4_1_extendv2siv2di2): Likewise.
4784 (*sse4_1_extendv2siv2di2): Likewise.
4785 (sse4_1_zero_extendv8qiv8hi2): Likewise.
4786 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
4787 (sse4_1_zero_extendv4qiv4si2): Likewise.
4788 (*sse4_1_zero_extendv4qiv4si2): Likewise.
4789 (sse4_1_zero_extendv2qiv2di2): Likewise.
4790 (*sse4_1_zero_extendv2qiv2di2): Likewise.
4791 (sse4_1_zero_extendv4hiv4si2): Likewise.
4792 (*sse4_1_zero_extendv4hiv4si2): Likewise.
4793 (sse4_1_zero_extendv2hiv2di2): Likewise.
4794 (*sse4_1_zero_extendv2hiv2di2): Likewise.
4795 (sse4_1_zero_extendv2siv2di2): Likewise.
4796 (*sse4_1_zero_extendv2siv2di2): Likewise.
4797 (sse4_1_ptest): Likewise.
4798 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
4799 (sse4_2_pcmpestri): Likewise.
4800 (sse4_2_pcmpestrm): Likewise.
4801 (sse4_2_pcmpistri): Likewise.
4802 (sse4_2_pcmpistrm): Likewise.
4803 (aesimc): Likewise.
4804 (aeskeygenassist): Likewise.
4805
4806 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
4807
4808 * config/i386/predicates.md (vzeroall_operation): New.
4809
4810 * config/i386/sse.md (avx_vzeroall): New.
4811 (*avx_vzeroall): Likewise.
4812
4813 2008-08-28 Paul Brook <paul@codesourcery.com>
4814 Mark Shinwell <shinwell@codesourcery.com>
4815 Richard Earnshaw <richard.earnshaw@arm.com>
4816
4817 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
4818 (TARGET_MIN_ANCHOR_OFFSET): New.
4819 (arm_override_options): Set correct anchor ranges for Thumb-1
4820 and Thumb-2 if required.
4821 (legitimize_pic_address): Handle case involving a TLS symbol
4822 reference with an addend.
4823 (arm_optimization_options): Enable section anchors at -O1 and
4824 above.
4825 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
4826 * config/arm/arm-protos.h (arm_optimization_options): New.
4827
4828 2008-08-28 Nick Clifton <nickc@redhat.com>
4829
4830 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
4831 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
4832 attribute.
4833
4834 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
4835 * config/v850/v850.md (return): Remove frame size restriction.
4836
4837 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
4838
4839 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
4840
4841 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
4842
4843 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
4844
4845 2008-08-28 Paul Brook <paul@codesourcery.com>
4846
4847 * config/arm/vfp11.md: Update license notice.
4848 * config/arm/cortex-r4.md: Ditto.
4849
4850 2008-08-28 Richard Guenther <rguenther@suse.de>
4851
4852 PR tree-optimization/37207
4853 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
4854 tuplification bug.
4855
4856 2008-08-28 Dodji Seketeli <dodji@redhat.com>
4857
4858 PR c++/36741
4859 * tree.c (int_fits_type_p): Don't forget unsigned integers
4860 of type sizetype which higher end word equals -1.
4861
4862 2008-08-28 Ira Rosen <irar@il.ibm.com>
4863
4864 * target.h (struct vectorize): Add new target builtin.
4865 * tree-vectorizer.c (destroy_loop_vec_info): Call
4866 vect_free_slp_instance instead of vect_free_slp_node.
4867 * tree-vectorizer.h (enum slp_load_perm_type): New.
4868 (struct _slp_instance): Add new fields.
4869 (SLP_INSTANCE_LOAD_PERMUTATION): New.
4870 (SLP_INSTANCE_LOADS): New.
4871 (vect_free_slp_tree): Remove.
4872 (vect_free_slp_instance): Declare.
4873 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
4874 (vectorizable_load): Add argument.
4875 (vect_transform_slp_perm_load): New.
4876 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
4877 vectorizable_load.
4878 (vect_get_place_in_interleaving_chain): New function.
4879 (vect_free_slp_tree): Make static.
4880 (vect_free_slp_instance): New function.
4881 (vect_build_slp_tree): Add new arguments. Allow load permutations and
4882 collect the load location in the interleaving chain.
4883 (vect_supported_slp_permutation_p): New function.
4884 (vect_supported_load_permutation_p): Likewise.
4885 (vect_analyze_slp_instance): In case of loads permutation, call
4886 vect_supported_load_permutation_p to check that the permutation is
4887 supported.
4888 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
4889 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
4890 (vect_create_mask_and_perm): New function.
4891 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
4892 (vectorizable_load): Add an argument. Don't keep the created vectors
4893 statements in the node if permutation is required. Call
4894 vect_transform_slp_perm_load to generate the permutation.
4895 (vect_transform_stmt): Add new argument. Call vectorizable_load with
4896 additional argument.
4897 (vect_schedule_slp_instance): In case of loads permutation, allocate
4898 vectorized statements structure for all the related SLP nodes. Call
4899 vect_transform_stmt with addditional argument.
4900 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
4901 * config/spu/spu.c (spu_builtin_vec_perm): New.
4902 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
4903 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
4904 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
4905 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
4906
4907 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
4908
4909 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
4910 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
4911 __gthread_cond_signal, __gthread_cond_timedwait,
4912 __gthread_cond_timedwait_recursive): New functions.
4913 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
4914 Likewise.
4915 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
4916 thread interfaces.
4917
4918 2008-08-28 Richard Guenther <rguenther@suse.de>
4919
4920 PR middle-end/37005
4921 * fold-const.c (maybe_canonicalize_comparison_1): Require
4922 undefined overflow only for canonicalizing A +- CST cmp CST.
4923 Make sure to not generate new constants that are not inside
4924 their TYPE_MIN/MAX_VALUE range.
4925 (maybe_canonicalize_comparison): Remove undefined overflow
4926 checking from here.
4927 (fold_binary): Remove now duplicate folding.
4928
4929 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
4930
4931 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
4932 use not updated in the last change.
4933
4934 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
4935
4936 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
4937 (IRA_COVER_CLASSES): Add FPUL_REGS.
4938
4939 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4940
4941 PR 37217
4942 * c-common.c (conversion_warning): Check for null operands.
4943
4944 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4945
4946 PR c/31673
4947 * c-decl.c (check_for_loop_decls): Improve error message. Give
4948 hint.
4949
4950 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4951
4952 PR c/37186
4953 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
4954 (convert_for_assignment): Pass corrent OPT_W* parameter to
4955 WARN_FOR_ASSIGNMENT.
4956
4957 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
4958
4959 PR c++/35321
4960 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
4961
4962 2008-08-27 Paul Brook <paul@codesourcery.com>
4963
4964 * config.gcc: Loosen checks for arm uclinux eabi targets.
4965
4966 2008-08-27 Paul Brook <paul@codesourcery.com>
4967
4968 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
4969 _clzsi2.
4970 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
4971
4972 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
4973
4974 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
4975 the enumerators of an ENUMERAL_TYPE.
4976 * dbxout.c (dbxout_type): Ditto.
4977
4978 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
4979
4980 PR rtl-opt/37219
4981 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
4982 (fwprop_addr): Check that the loop_father is not the outer loop.
4983
4984 2008-08-26 Paul Brook <paul@codesourcery.com>
4985
4986 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
4987 Remove documentation entry for fmul type.
4988 Use fmuls to annotate single-precision multiplication patterns,
4989 fmuld to annotate double-precision multiplication patterns,
4990 fmacs to annotate single-precision multiply-accumulate patterns
4991 and fmacd to annotate double-precision multiply-accumulate patterns.
4992 * config/arm/vfp11.md: Update reservations accordingly.
4993 * config/arm/arm.md: Note that certain values of the "type"
4994 attribute are documented in vfp.md.
4995 * config/arm/arm1020e.md: Remove out of date duplicate comment.
4996 (v10_cvt): Use new fmul types.
4997
4998 2008-08-26 Paul Brook <paul@codesourcery.com>
4999
5000 * config/arm/vfp.md: Move pipeline description for VFP11 to...
5001 * config/arm/vfp11.md: ...here. New.
5002 * config/arm/arm.md: Include vfp11.md.
5003
5004 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
5005
5006 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
5007 parameter to inform call.
5008
5009 2008-08-26 Jeff Law <law@redhat.com>
5010
5011 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
5012 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
5013 preferred class when copying a constant into a partial word register.
5014
5015 2008-08-26 Ben Elliston <bje@au.ibm.com>
5016
5017 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
5018 * cp/typeck.c: Likewise.
5019 * cp/tree.c: Likewise.
5020 * gimple-low.c: Likewise.
5021 * jump.c: Likewise.
5022
5023 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
5024
5025 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
5026 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
5027
5028 * doc/passes.texi: Describe IRA.
5029
5030 * doc/tm.texi (IRA_COVER_CLASSES,
5031 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
5032
5033 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
5034 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
5035 -fira-propagate-cost, -fno-ira-share-save-slots,
5036 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
5037
5038 * flags.h (ira_algorithm): New enumeration.
5039 (flag_ira_algorithm, flag_ira_verbose): New external variable
5040 declarations.
5041
5042 * postreload.c (gate_handle_postreload): Don't do post reload
5043 optimizations unless the reload is completed.
5044
5045 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
5046 IRA.
5047
5048 * tree-pass.h (pass_ira): New external variable declaration.
5049
5050 * reload.h: Add 2008 to the Copyright.
5051
5052 * cfgloopanal.c: Include params.h.
5053 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
5054 mode.
5055
5056 * params.h (IRA_MAX_LOOPS_NUM): New macro.
5057
5058 * toplev.c (ira.h): New include.
5059 (flag_ira_algorithm, flag_ira_verbose): New external variables.
5060 (backend_init_target): Call ira_init.
5061 (backend_init): Call ira_init_once.
5062 (finalize): Call finish_ira_once.
5063
5064 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
5065 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
5066 external variables.
5067
5068 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
5069 may_move_out_cost): New external variable declarations.
5070 (move_table): New typedef.
5071
5072 * caller-save.c: Include headers output.h and ira.h.
5073 (no_caller_save_reg_set): New global variable.
5074 (save_slots_num, save_slots): New variables.
5075 (reg_save_code, reg_restore_code, add_stored_regs): Add
5076 prototypes.
5077 (init_caller_save): Set up no_caller_save_reg_set.
5078 (init_save_areas): Reset save_slots_num.
5079 (saved_hard_reg): New structure.
5080 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
5081 (initiate_saved_hard_regs, new_saved_hard_reg,
5082 finish_saved_hard_regs, saved_hard_reg_compare_func): New
5083 functions.
5084 (setup_save_areas): Add code for sharing stack slots.
5085 (all_blocks): New variable.
5086 (save_call_clobbered_regs): Process pseudo-register too.
5087 (mark_set_regs): Process pseudo-register too.
5088 (insert_one_insn): Put the insn after bb note in a empty basic
5089 block. Add insn check.
5090
5091 * global.c (eliminable_regset): Make it external.
5092 (mark_elimination): Use DF_LR_IN for IRA.
5093 (pseudo_for_reload_consideration_p): New.
5094 (build_insn_chain): Make it external. Don't ignore spilled
5095 pseudos for IRA. Use pseudo_for_reload_consideration_p.
5096 (gate_handle_global_alloc): New function.
5097 (pass_global_alloc): Add the gate function.
5098
5099 * opts.c (decode_options): Set up flag_ira. Print the warning for
5100 -fira.
5101 (common_handle_option): Process -fira-algorithm and -fira-verbose.
5102
5103 * timevar.def (TV_IRA, TV_RELOAD): New passes.
5104
5105 * regmove.c (regmove_optimize): Don't do replacement of output for
5106 IRA.
5107
5108 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
5109 New external variable declarations.
5110
5111 * local-alloc.c (update_equiv_regs): Make it external. Return
5112 true if jump label rebuilding should be done. Rescan new_insn for
5113 notes.
5114 (gate_handle_local_alloc): New function.
5115 (pass_local_alloc): Add the gate function.
5116
5117 * alias.c (value_addr_p, stack_addr_p): New functions.
5118 (nonoverlapping_memrefs_p): Use them for IRA.
5119
5120 * common.opt (fira, fira-algorithm, fira-coalesce,
5121 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
5122 fira-verbose): New options.
5123
5124 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
5125 move_cost, may_move_in_cost, may_move_out_cost): Make the
5126 variables external.
5127 (move_table): Remove typedef.
5128 (init_move_cost): Make it external.
5129 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
5130 functions.
5131
5132 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
5133 setup_reg_classes): New function prototypes.
5134 (eliminable_regset): New external variable declaration.
5135 (build_insn_chain, update_equiv_regs): New function prototypes.
5136
5137 * Makefile.in (IRA_INT_H): New definition.
5138 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
5139 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
5140 (reload1.o, toplev.o): Add dependence on ira.h.
5141 (cfgloopanal.o): Add PARAMS_H.
5142 (caller-save.o): Add dependence on output.h and ira.h.
5143 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
5144 ira-emit.o, ira-lives.o): New entries.
5145
5146 * passes.c (pass_ira): New pass.
5147
5148 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
5149
5150 * reload1.c (ira.h): Include the header.
5151 (changed_allocation_pseudos): New bitmap.
5152 (init_reload): Initiate the bitmap.
5153 (compute_use_by_pseudos): Permits spilled registers in FROM.
5154 (temp_pseudo_reg_arr): New variable.
5155 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
5156 IRA. Call alter_reg with the additional parameter. Don't clear
5157 spilled_pseudos for IRA. Restore original insn chain for IRA.
5158 Clear changed_allocation_pseudos at the end of reload.
5159 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
5160 (hard_regno_to_pseudo_regno): New variable.
5161 (count_pseudo): Check spilled pseudos. Set up
5162 hard_regno_to_pseudo_regno.
5163 (count_spilled_pseudo): Check spilled pseudos. Update
5164 hard_regno_to_pseudo_regno.
5165 (find_reg): Use better_spill_reload_regno_p. Check
5166 hard_regno_to_pseudo_regno.
5167 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
5168 code for IRA.
5169 (eliminate_regs_1): Use additional parameter for alter_reg.
5170 (finish_spills): Set up pseudo_previous_regs only for spilled
5171 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
5172 more arguments. Don't clear live_throughout and dead_or_set for
5173 spilled pseudos. Use additional parameter for alter_reg. Call
5174 mark_allocation_change. Set up changed_allocation_pseudos.
5175 Remove sanity check.
5176 (emit_input_reload_insns, delete_output_reload): Use additional
5177 parameter for alter_reg. Call mark_allocation_change.
5178 (substitute, gen_reload_chain_without_interm_reg_p): New
5179 functions.
5180 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
5181
5182 * testsuite/gcc.dg/20080410-1.c: New file.
5183
5184 * config/s390/s390.h (IRA_COVER_CLASSES,
5185 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
5186
5187 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
5188
5189 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
5190
5191 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
5192
5193 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
5194
5195 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
5196
5197 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
5198
5199 2008-08-24 Jeff Law <law@redhat.com>
5200 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
5201 when ignoring unavailable registers.
5202
5203 2008-08-24 Jeff Law <law@redhat.com>
5204 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
5205 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
5206 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
5207 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
5208
5209 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
5210 * ira-build.c (allocno_range_compare_func): Stabilize sort.
5211
5212 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
5213 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
5214 * reload1.c (find_reg): Process registers in register allocation order.
5215
5216 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
5217 * toplev.c (backend_init_target): Move ira_init call from
5218 here...
5219 (lang_dependent_init_target): ...to here.
5220
5221 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
5222 * ira.c (setup_class_subset_and_memory_move_costs): Don't
5223 calculate memory move costs for NO_REGS.
5224
5225 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
5226 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
5227 STACK_REGS is defined.
5228
5229 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
5230 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
5231
5232 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
5233 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
5234
5235 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
5236 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
5237 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
5238 barrier.
5239
5240 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
5241 Dorit Nuzman <dorit@il.ibm.com>
5242
5243 * gcc/config/spu/spu.md (vec_extract_evenv4si,
5244 vec_extract_evenv4sf, vec_extract_evenv8hi,
5245 vec_extract_evenv16qi, vec_extract_oddv4si,
5246 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
5247 vec_interleave_highv4sf, vec_interleave_lowv4sf,
5248 vec_interleave_highv4si, vec_interleave_lowv4si,
5249 vec_interleave_highv8hi, vec_interleave_lowv8hi,
5250 vec_interleave_highv16qi, vec_interleave_lowv16qi,
5251 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
5252
5253 2008-08-25 Janis Johnson <janis187@us.ibm.com>
5254
5255 PR target/36756
5256 * config/rs6000/rs6000.c (optimization_options): Don't default to
5257 section anchors without toplevel reorder.
5258
5259 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5260
5261 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
5262 (mfc_end_critical_section): Likewise.
5263
5264 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5265
5266 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
5267 all type qualifiers from element type to vector type.
5268
5269 2008-08-25 David Daney <ddaney@avtrex.com>
5270
5271 * config/mips/mips.md (immediate_insn): Move up in file, fix
5272 comment typo, reformat.
5273 (fetchop_bit, atomic_hiqi_op memory_barrier,
5274 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
5275 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
5276 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
5277 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
5278 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
5279 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
5280 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
5281 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
5282 sync_old_nand<mode>, sync_new_nand<mode>,
5283 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
5284 test_and_set_12): Moved to sync.md.
5285 (sync.md): Include.
5286 * config/mips/sync.md: New file.
5287
5288 2008-08-25 Richard Henderson <rth@redhat.com>
5289
5290 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
5291 (regsave): Likewise.
5292 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
5293 (output_cfi_directive): Likewise.
5294 (div_data_align): New.
5295 (output_cfi): Use it.
5296
5297 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
5298
5299 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
5300 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
5301 (TARGET_OCTEON): New macro.
5302 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
5303 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
5304 (ISA_HAS_POP): New macro.
5305 * config/mips/driver-native.c (host_detect_local_cpu): Handle
5306 Octeon.
5307 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
5308 Handle Octeon.
5309 * config/mips/mips.md (cpu): Add octeon.
5310 (type): Add pop attribute value.
5311 (popcount<mode>2): New pattern.
5312 * doc/invoke.texi (-march=@var{arch}): Add octeon.
5313
5314 2008-08-24 Jan Hubicka <jh@suse.cz>
5315
5316 * doc/invoke.texi (-fipa-cp-clone): New option.
5317 (-fipa-cp): Update docs.
5318 (--param ipcp-unit-growth):New.
5319 * ipa-cp.c: Include fibheap.h, params.h
5320 (ipcp_initialize_node_lattices): When not cloning, all externally
5321 visible functions are bottom.
5322 (ipcp_need_redirect_p): Accept clones.
5323 (ipcp_insert_stage): Use cost driven heuristics.
5324 (max_count, dead_nodes): New static vars.
5325 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
5326 ipcp_const_param_count): New functions.
5327 * common.opt (ipa-cp-clone): New command line option.
5328 * params.def (ipcp-unit-growth): New.
5329
5330 2008-08-24 Jan Hubicka <jh@suse.cz>
5331
5332 * tree-inline.c (tree_function_versioning): Look harder
5333 for referenced vars.
5334
5335 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
5336
5337 PR tree-optimization/37185
5338 * matrix-reorg.c (transform_access_sites): Update changed stmt.
5339
5340 2008-08-23 Jan Hubicka <jh@suse.cz>
5341
5342 * ipa-cp.c (ipcp_analyze_node): New function.
5343 (ipcp_update_cloned_node): Use it.
5344 (ipcp_init_stage): Likewise.
5345 * ipa-inline.c (function_insertion_hook_holder): New static var.
5346 (analyze_function): Break out from ....
5347 (inline_generate_summary): Here; register insertion hook.
5348 (cgraph_decide_inlining): Remove hook.
5349 (add_new_function): New function.
5350
5351 2008-08-23 Jan Hubicka <jh@suse.cz>
5352
5353 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
5354
5355 2008-08-23 Jan Hubicka <jh@suse.cz>
5356
5357 * ipa-cp.c (constant_val_insert): Remove.
5358 (ipcp_propagate_one_const): Remove.
5359 (ipcp_create_replace_map): Always insert replacements to the map.
5360 (ipcp_insert_stage): Do not try to insert statements by hand.
5361 * tree-inline.c (insert_init_stmt): Break out from ...
5362 (setup_one_parameter): ... here; allow NULL BB pointer.
5363 (tree_function_versioning): Use setup_one_parameter to process
5364 replacement map.
5365
5366 2008-08-23 Jan Hubicka <jh@suse.cz>
5367
5368 * tree.c (decl_address_ip_invariant_p): New function.
5369 * tree.h (decl_address_ip_invariant_p): Declare.
5370 * gimple.c (strip_invariant_refs): Break out from ...
5371 (is_gimple_invariant_address): ... here
5372 (is_gimple_ip_invariant_address): New function.
5373 (is_gimple_ip_invariant): New function.
5374 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
5375 Declare.
5376
5377 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
5378 (ipcp_lat_is_insertable): All constants are insertable.
5379 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
5380 IPA_CONST_VALUE_REF.
5381 (ipcp_initialize_node_lattices): Propagate all types of operands.
5382 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
5383 (ipcp_create_replace_map): Reformat.
5384 (ipcp_need_redirect_p): Simplify.
5385 (ipcp_insert_stage): Check that argument is used before clonning.
5386 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
5387 IPA_CONST_REF.
5388 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
5389 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
5390 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
5391 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
5392 (jump_func_type): Remove IPA_CONST_VALUE_REF.
5393 * tree-inline.c (tree_function_versioning): Add variables referenced
5394 by replacing trees.
5395
5396 2008-08-23 Jan Hubicka <jh@suse.cz>
5397
5398 PR target/37094
5399 * i386.c (standard_80387_constant_p): Use optimize_size.
5400
5401 2008-08-23 Ira Rosen <irar@il.ibm.com>
5402
5403 PR tree-optimization/37161
5404 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
5405 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
5406 (vect_determine_vectorization_factor): Move the scalar type
5407 retrieval to vect_get_smallest_scalar_type.
5408 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
5409 scalar type. Remove redundant computation.
5410 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
5411 (vect_get_slp_defs): Take the type of RHS into account if
5412 necessary by calling vect_get_smallest_scalar_type. Call
5413 vect_get_constant_vectors with additional argument.
5414
5415 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5416
5417 PR 35648
5418 * doc/invoke.texi (Wwrite-strings): Clarify description.
5419
5420 2008-08-23 Ira Rosen <irar@il.ibm.com>
5421
5422 PR tree-optimization/37174
5423 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
5424 def stmt is a part of the loop before accessing its stmt_vec_info.
5425
5426 2008-08-22 Anatoly Sokolov <aesok@post.ru>
5427
5428 PR target/11259
5429 * config/avr/avr.md (UNSPEC_SWAP): New constants.
5430 (*swap): New insn pattern.
5431 (*ashlqi3): Rename from ashlqi3 insn pattern.
5432 (ashlqi3): New expanders.
5433 (*lshrqi3): Rename from lshrqi3 insn pattern.
5434 (lshrqi3): New expanders.
5435 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
5436 lshrqi3_const5, lshrqi3_const6): New splitters.
5437 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
5438 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
5439 peephole2 patterns.
5440
5441 2008-08-22 Richard Guenther <rguenther@suse.de>
5442
5443 PR tree-optimization/37078
5444 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
5445 [+INF, +INF] ranges.
5446
5447 2008-08-22 Richard Guenther <rguenther@suse.de>
5448
5449 PR tree-optimization/37143
5450 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
5451 a conversion statement instead of a copy.
5452
5453 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
5454
5455 PR target/37184
5456 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
5457 CCCmode, CCOmode and CCSmode destination modes.
5458
5459 PR target/37191
5460 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
5461 from different units in a single alternative.
5462 (*vec_extractv2sf_1): Ditto.
5463 (*vec_extractv2si_0): Ditto.
5464 (*vec_extractv2si_1): Ditto.
5465 * config/i386/sse.md (sse2_storehpd): Ditto.
5466 (sse2_storelpd): Ditto.
5467 (sse2_loadhpd): Ditto.
5468 (sse2_loadlpd): Ditto.
5469
5470 PR target/37197
5471 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
5472 (popcountsi2): Ditto.
5473 (clzdi2_abm): Ditto.
5474 (popcountdi2): Ditto.
5475 (clzhi2_abm): Ditto.
5476 (popcounthi2): Ditto.
5477
5478 2008-08-22 Richard Guenther <rguenther@suse.de>
5479
5480 PR middle-end/36548
5481 PR middle-end/37125
5482 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
5483 if the multiplication does not overflow.
5484
5485 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
5486
5487 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
5488
5489 2008-08-21 Richard Henderson <rth@redhat.com>
5490
5491 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
5492 spurrious comma from test.
5493 * configure: Rebuild.
5494
5495 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5496
5497 PR 30457
5498 * builtins.c (fold_builtin_next_arg): Add warning about undefined
5499 behaviour.
5500
5501 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
5502
5503 * c-tree.h (grokfield): New argument.
5504 * c-decl.c (grokfield): Handle new location argument.
5505 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
5506
5507 2008-08-21 Richard Guenther <rguenther@suse.de>
5508
5509 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
5510
5511 2008-08-21 Jan Hubicka <jh@suse.cz>
5512
5513 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
5514 (cgraph_add_function_insertion_hook,
5515 cgraph_remove_function_insertion_hook,
5516 cgraph_call_function_insertion_hooks): New functions.
5517 * cgraph.h (cgraph_add_function_insertion_hook,
5518 cgraph_remove_function_insertion_hook,
5519 cgraph_call_function_insertion_hooks): Declare.
5520 * ipa-reference.c (function_insertion_hook_holder): New variable.
5521 (check_operand, look_for_address_of): When checking late, do not care
5522 about module bitmaps.
5523 (add_new_function): New function.
5524 (generate_summary): Register hooks; zero module bitmaps.
5525 (propagate): Unregister hooks.
5526 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
5527 (add_new_function): New function.
5528 (generate_summary): Register hook.
5529 (propagate): Remove hook.
5530
5531 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
5532
5533 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
5534 * ipa-cp.c (ipcp_update_cloned_node): New function.
5535 (build_const_val): Handle functions correctly; bring type logic
5536 into sync with tree-inline.c
5537 (ipcp_init_stage): Take care of computing stuff needed by
5538 indirect inlining; update clones.
5539 (ipcp_generate_summary): Break out of ipcp_driver.
5540 (ipcp_driver): Do only execution and transformation.
5541 (pass_ipa_cp): Make IPA_PASS.
5542 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
5543 offset to address.
5544 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
5545 ipcp, some info is already available.
5546 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
5547 * tree-inline.c (remap_ssa_name): Unshare expression.
5548
5549 2008-08-21 Richard Guenther <rguenther@suse.de>
5550
5551 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
5552 a PHI ask VN if it is already available.
5553 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
5554 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
5555
5556 2008-08-21 Richard Guenther <rguenther@suse.de>
5557
5558 PR middle-end/36817
5559 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
5560 makes sure to produce a result of the correct type.
5561
5562 2008-08-21 Jan Hubicka <jh@suse.cz>
5563 Backport from LTO branch:
5564
5565 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5566 Jan Hubicka <jh@suse.cz>
5567
5568 * ipa-pure-const.c
5569 (init_state, finish_state, set_function_state, generate_summary):
5570 New functions.
5571 (scan_stmt): Renamed from scan_function. Changed to keep state in
5572 local static vars rather than cgraph aux field.
5573 (propagate): Renamed from static_execute. Changed to keep state in
5574 local static vars rather than cgraph aux field.
5575 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
5576 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
5577
5578 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
5579
5580 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
5581 * ipa-reference.c (init_function_info, generate_summary,
5582 propagate): New functions.
5583 (analyze_function): Call init_function_info.
5584 (static_execute): Stripped into generate_summary and propagate.
5585 (pass_ipa_reference): Made into ipa_opt_pass.
5586
5587 2008-08-21 Richard Guenther <rguenther@suse.de>
5588
5589 PR tree-optimization/37181
5590 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
5591 folding result.
5592 (extract_range_from_unary_expr): Likewise.
5593
5594 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5595
5596 * diagnostic.c (pedwarn_at): Rename as pedwarn.
5597 (pedwarn): Delete.
5598 * toplev.h (pedwarn_at): Likewise.
5599 * builtins.c: Update all calls to pedwarn.
5600 * c-lex.c: Likewise.
5601 * toplev.c: Likewise.
5602 * c-tree.h: Likewise.
5603 * c-decl.c: Likewise.
5604 * c-errors.c: Likewise.
5605 * c-typeck.c: Likewise.
5606 * c-common.c: Likewise.
5607 * c-parser.c: Likewise.
5608
5609 2008-08-20 Joseph Myers <joseph@codesourcery.com>
5610
5611 PR target/31070
5612 * config/sparc/sparc.c (function_arg_slotno): Handle structure
5613 with MODE_VECTOR_INT mode.
5614
5615 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5616
5617 PR middle-end/179
5618 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
5619 initialized outside the current module.
5620 (warn_uninitialized_var): Ignore left-hand side when walking the
5621 trees. Ignore address expressions. Examine VUSE operands in gimple
5622 statements with a variable declaration on the right-hand side.
5623
5624 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
5625
5626 PR bootstrap/37155
5627 * rtlanal.c (subreg_offset_representable_p): Revert last change.
5628
5629 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5630
5631 PR 35701
5632 * c-common.c (conversion_warning): Do not warn if applying bit-and
5633 operator to unsigned constant that fits in the target type.
5634
5635 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5636
5637 PR c++/35602
5638 * c-common.c (conversion_warning): Do not warn for artificial
5639 expressions.
5640
5641 2008-08-20 Richard Guenther <rguenther@suse.de>
5642
5643 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
5644 (extract_range_from_binary_expr): Fall back to constant propagation.
5645 (extract_range_from_unary_expr): Likewise.
5646
5647 2008-08-20 Richard Guenther <rguenther@suse.de>
5648
5649 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
5650 with TREE_THIS_VOLATILE on shared nodes.
5651 (fold_stmt_r): Likewise.
5652
5653 2008-08-20 Jakub Jelinek <jakub@redhat.com>
5654
5655 PR c/37171
5656 * c-parser.c (c_parser_attributes): For keywords use canonical
5657 spelling for attr_name.
5658
5659 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5660
5661 * value-prof.c (check_counter): Revert wrong call to error.
5662
5663 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5664
5665 * profile.c: Update calls to inform.
5666 * value-prof.c: Update calls to inform.
5667
5668 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5669
5670 * diagnostic.c (inform): Add an explicit location_t parameter.
5671 * toplev.h (inform): Update declaration.
5672 * builtins.c: Update all calls to inform.
5673 * c-common.c: Likewise.
5674 * c-decl.c: Likewise.
5675 * c-opts.c: Likewise.
5676 * c-pch.c: Likewise.
5677 * c-pragma.c: Likewise.
5678 * c-typeck.c: Likewise.
5679 * coverage.c: Likewise.
5680 * opts.c: Likewise.
5681 * toplev.c: Likewise.
5682 * tree-cfg.c: Likewise.
5683 * tree-ssa.c: Likewise.
5684
5685 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
5686
5687 PR target/37169
5688 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
5689 V2DI mode, for SSE4.1, use movq instead of vector set if the
5690 second element is zero and inter-unit moves are OK.
5691
5692 2008-08-20 Richard Guenther <rguenther@suse.de>
5693
5694 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
5695 properly handle conversion/copy chains after tuplification.
5696
5697 2008-08-20 Richard Guenther <rguenther@suse.de>
5698
5699 * passes.c (init_optimization_passes): Move the second
5700 forwprop pass before alias computation. Remove the second
5701 DCE pass. Remove the first dominator and phi copy/const
5702 prop passes.
5703
5704 2008-08-20 Nick Clifton <nickc@redhat.com>
5705
5706 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
5707 support of this feature. Do not assume that a sufficiently new
5708 assembler will support the feature regardless of the target type.
5709 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
5710 * configure: Regenerate.
5711
5712 2008-08-20 Richard Guenther <rguenther@suse.de>
5713
5714 * tree-vrp.c (found_in_subgraph): Remove.
5715 (live): New global static.
5716 (live_on_edge): New function.
5717 (blocks_visited): Remove.
5718 (register_edge_assert_for_2): Use live_on_edge.
5719 (find_conditional_asserts): Remove code dealing with
5720 found_in_subgraph. Do not walk the CFG.
5721 (find_switch_asserts): Likewise.
5722 (find_assert_locations_1): Renamed from find_assert_locations.
5723 Move finding assert locations for conditional and switch
5724 statements first. Update live bitmap. Do not walk the CFG.
5725 (find_assert_locations): New function.
5726 (insert_range_assertions): Remove entry of CFG walk.
5727 Adjust call to find_assert_locations.
5728 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
5729 that only can appear because of fake exit edges but assert we
5730 never try to insert on those.
5731 (fini_pre): Do not remove fake exit edges here...
5732 (execute_pre): ...but here, before committing edge inserts.
5733
5734 2008-08-19 Richard Guenther <rguenther@suse.de>
5735
5736 * passes.c (init_optimization_passes): Exchange store-ccp
5737 with a ccp pass.
5738
5739 2008-08-19 Rafael Espíndola <espindola@google.com>
5740
5741 * varasm.c (weak_decls): Move earlier in the file.
5742 (assemble_external): Add weak decls to the weak_decls list.
5743 (declare_weak): Don't add decls to the weak_decls list.
5744
5745 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
5746
5747 PR target/37157
5748 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
5749 before (sse2_shufpd_<mode>).
5750
5751 2008-08-19 Jakub Jelinek <jakub@redhat.com>
5752
5753 PR debug/37156
5754 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
5755 * tree.c (block_nonartificial_location): Likewise.
5756
5757 2008-08-19 Richard Guenther <rguenther@suse.de>
5758
5759 PR tree-optimization/35972
5760 PR tree-optimization/23094
5761 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
5762 parameter.
5763 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
5764 handle MISALIGNED_INDIRECT_REF.
5765 (get_ref_from_reference_ops): New helper.
5766 (vn_reference_lookup_pieces): Walk the use-def chain using the
5767 alias-oracle if requested.
5768 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
5769 walking the use-def chain.
5770 (compute_avail): But not here.
5771 (create_component_ref_by_pieces_1): Properly handle
5772 MISALIGNED_INDIRECT_REF.
5773 (do_regular_insertion): Handle fully redundant
5774 expressions after PHI-translation also for SSA_NAME values, not
5775 only constants. Correctly use edoubleprime for that.
5776
5777 2008-08-19 Ira Rosen <irar@il.ibm.com>
5778
5779 * tree-vectorizer.c (supportable_widening_operation): Support
5780 multi-step conversion, return the number of steps in such conversion
5781 and the required intermediate types.
5782 (supportable_narrowing_operation): Likewise.
5783 * tree-vectorizer.h (vect_pow2): New function.
5784 (supportable_widening_operation): Change argument types.
5785 (supportable_narrowing_operation): Likewise.
5786 (vectorizable_type_promotion): Add an argument.
5787 (vectorizable_type_demotion): Likewise.
5788 * tree-vect-analyze.c (vect_analyze_operations): Call
5789 vectorizable_type_promotion and vectorizable_type_demotion with
5790 additional argument.
5791 (vect_get_and_check_slp_defs): Detect patterns.
5792 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
5793 types.
5794 (vect_analyze_slp_instance): Don't fail in case of multiple types.
5795 Call vect_build_slp_tree with correct arguments. Calculate unrolling
5796 factor according to the smallest type in the loop.
5797 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
5798 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
5799 supportable_widening_operation with correct arguments.
5800 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
5801 operands lists according to the number of vector statements in left
5802 or right node, if exists.
5803 (vect_gen_widened_results_half): Remove unused argument.
5804 (vectorizable_conversion): Call supportable_widening_operation,
5805 supportable_narrowing_operation, and vect_gen_widened_results_half
5806 with correct arguments.
5807 (vectorizable_assignment): Change documentation, support multiple
5808 types in SLP.
5809 (vectorizable_operation): Likewise.
5810 (vect_get_loop_based_defs): New function.
5811 (vect_create_vectorized_demotion_stmts): Likewise.
5812 (vectorizable_type_demotion): Support loop-aware SLP and general
5813 multi-step conversion. Call vect_get_loop_based_defs and
5814 vect_create_vectorized_demotion_stmts for transformation.
5815 (vect_create_vectorized_promotion_stmts): New function.
5816 (vectorizable_type_promotion): Support loop-aware SLP and general
5817 multi-step conversion. Call vect_create_vectorized_promotion_stmts
5818 for transformation.
5819 (vectorizable_store): Change documentation, support multiple
5820 types in SLP.
5821 (vectorizable_load): Likewise.
5822 (vect_transform_stmt): Pass SLP_NODE to
5823 vectorizable_type_promotion and vectorizable_type_demotion.
5824 (vect_schedule_slp_instance): Move here the calculation of number
5825 of vectorized statements for each node from...
5826 (vect_schedule_slp): ... here.
5827 (vect_transform_loop): Call vect_schedule_slp without the last
5828 argument.
5829
5830 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
5831
5832 PR bootstrap/37152
5833 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
5834 to == in assert statement.
5835 (vectorizable_reduction): Fix typo.
5836
5837 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5838
5839 PR bootstrap/37153
5840 * value-prof.c (check_counter): Dereference pointer to overall
5841 count when printing it.
5842
5843 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5844
5845 * profile.h: Really add it.
5846
5847 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5848
5849 * mcf.c: Really add it.
5850
5851 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
5852 Vinodha Ramasamy <vinodha@google.com>
5853
5854 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
5855 count_scale.
5856 * value-prof.c (check_counter): Fix the counter if
5857 flag_profile_correction is true.
5858 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
5859 tree_mod_subtract_transform):
5860 Follow check_counter parameter change.
5861 * common.opt (fprofile-correction): New option.
5862 * mcf.c: New file.
5863 * profile.h: Likewise.
5864 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
5865 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
5866 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
5867 functions.
5868 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
5869 flag_profile_correction is set.
5870
5871 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
5872
5873 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
5874
5875 2008-08-18 Tomas Bily <tbily@suse.cz>
5876
5877 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
5878 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
5879 CONVERT_EXPR_P.
5880 * tree-data-ref.c (split_constant_offset_1): Likewise.
5881 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
5882 * tree-sra.c (sra_walk_expr): Likewise.
5883 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
5884 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
5885 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
5886 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
5887 Likewise.
5888 * gimple.c (gimple_assign_unary_nop_p): Likewise.
5889 * tree-vect-transform.c (vectorizable_type_demotion)
5890 (vectorizable_type_promotion): Likewise.
5891 * tree-inline.c (expand_call_inline):
5892 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
5893 (forward_propagate_addr_expr_1, forward_propagate_comparison)
5894 (tree_ssa_forward_propagate_single_use_vars): Likewise.
5895 * expr.c (expand_expr_real_1): Likewise.
5896 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
5897 (gimple_assign_unary_useless_conversion_p): Likewise.
5898 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
5899 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
5900 * fold-const.c (fold_unary): Likewise.
5901 * tree.h (CONVERT_EXPR_P): Likewise.
5902 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
5903 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
5904 * tree-vrp.c:
5905 (register_edge_assert_for_2, extract_range_from_unary_expr)
5906 (register_edge_assert_for_1): Likewise.
5907
5908 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5909
5910 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
5911 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
5912 (enum real_value_const): Delete.
5913 (get_real_const): Delete.
5914 * real.c (get_real_const): Delete.
5915 (dconst_e_ptr): Define.
5916 (dconst_third_ptr): Define.
5917 (dconst_sqrt2_ptr): Define.
5918 * builtins.c: Update all callers.
5919
5920 2008-08-18 Richard Guenther <rguenther@suse.de>
5921
5922 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
5923 statement iterator after statement removal.
5924
5925 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
5926
5927 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
5928 (detect_processor_freebsd): Likewise.
5929 (host_detect_local_cpu): Call newly added functions for FreeBSD.
5930
5931 2008-08-18 Richard Guenther <rguenther@suse.de>
5932
5933 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
5934 and loads have the correct types.
5935
5936 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5937
5938 PR cpp/7263
5939 * c-opts.c (cpp_opts): Remove static.
5940 * c-parser.c (cpp_opts): Declare it extern.
5941 (disable_extension_diagnostics): Handle cpp options.
5942 (enable_extension_diagnostics): Likewise.
5943
5944 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5945
5946 * diagnostics.c (permerror_at): Rename as permerror.
5947 (permerror): Delete.
5948 * toplev.h: Likewise.
5949
5950 2008-08-18 Richard Guenther <rguenther@suse.de>
5951
5952 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
5953 sdse1 and addressables2 passes. Replace dce1 with cddce1.
5954 Move call_cdce before build_alias. Move copyrename2,
5955 cunrolli and ccp2 beafore build_alias. Re-add addressable2
5956 right after final inlining.
5957 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
5958 (pass_build_cfg): But instead via TODO_dump_func.
5959
5960 2008-08-18 Richard Guenther <rguenther@suse.de>
5961
5962 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
5963 element index.
5964 (scalarize_init): If we failed to generate some initializers
5965 do not generate zeros for not instantiated members. Instead
5966 rely on the copy out.
5967 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
5968 about missing flow-sensitive alias info only if we have
5969 aliases computed.
5970
5971 2008-08-17 Nick Clifton <nickc@redhat.com>
5972
5973 * doc/extend.texi (Function Attributes): Fix typo in description
5974 if hot function attribute.
5975
5976 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
5977 Richard Sandiford <rdsandiford@googlemail.com>
5978
5979 * doc/install.texi (--with-mips-plt): Document.
5980 * doc/invoke.texi (-mplt, -mno-plt): Document.
5981 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
5982 and handle ${with_mips_plt}.
5983 * config/mips/mips.opt (mplt): New option.
5984 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
5985 (TARGET_ABICALLS_PIC2): Likewise.
5986 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
5987 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
5988 (ASM_SPEC): Use !mabi=* instead of !mabi*.
5989 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
5990 to decide whether to output ".option picX" directives.
5991 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
5992 Pass -call_nonpic rather than -KPIC for -mplt.
5993 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
5994 on the command line. Also remove it when -mabi=64 is used without
5995 -msym32.
5996 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
5997 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
5998 TARGET_ABICALLS_PIC0.
5999 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
6000 TARGET_ABICALLS.
6001 (mips16_build_function_stub): Only output ".option pic" directives
6002 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
6003 (mips16_build_call_stub): Fix comment and remove redundant
6004 ".set at"/"set .noat" directives.
6005 (mips_function_rodata_section): Use the default behaviour for
6006 TARGET_ABSOLUTE_ABICALLS.
6007 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
6008 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
6009 (mips_restore_gp): Do nothing if the current function doesn't use
6010 a global pointer.
6011 (mips_expand_prologue): Only save $gp if the current function uses it.
6012 Use a normal move for TARGET_ABICALLS_PIC0.
6013 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
6014
6015 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
6016
6017 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
6018 of function when handling GLOBAL_POINTER_REGNUM.
6019
6020 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
6021
6022 PR ada/20548
6023 * common.opt (-fstack-check): Do not declare the variable here.
6024 (-fstack-check=): New option variant.
6025 * doc/invoke.texi (Code Gen Options): Document it.
6026 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
6027 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
6028 (STACK_CHECK_STATIC_BUILTIN): New macro.
6029 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
6030 * opts.c: Include expr.h.
6031 (common_handle_option) <OPT_fold_stack_check_>: New case.
6032 <OPT_fstack_check>: Likewise.
6033 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
6034 consistently in the test for variable-sized types. Adjust for
6035 new behaviour of flag_stack_check.
6036 * explow.c: Include except.h.
6037 (allocate_dynamic_stack_space): Do not take into account
6038 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
6039 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
6040 for variable-sized parameters. Treat all parameters whose size is
6041 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
6042 stack checking is enabled.
6043 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
6044 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
6045 if generic stack checking is enabled.
6046 (expand_function_end): Adjust for new behaviour of flag_stack_check.
6047 * reload1.c (reload): Likewise.
6048 * stmt.c (expand_decl): Assert that all automatic variables have
6049 fixed size at this point and remove dead code.
6050 * flags.h (stack_check_type): New enumeration type.
6051 (flag_stack_check): Declare.
6052 * toplev.c (flag_stack_check): New global variable.
6053 * Makefile.in (opts.o): Add dependency on EXPR_H.
6054 (explow.o): Add dependency on except.h.
6055
6056 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
6057
6058 * config/avr/avr.c (avr_override_options): Reduce value of
6059 PARAM_INLINE_CALL_COST.
6060
6061 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
6062
6063 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
6064 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
6065 lieu of TYPE_MODE (type) throughout.
6066
6067 2008-08-15 Joseph Myers <joseph@codesourcery.com>
6068
6069 * config/arm/arm.c (add_minipool_backward_ref): Check for
6070 8-byte-aligned entries in second case of forcing insertion after a
6071 particular entry. Change third case to avoid inserting
6072 non-8-byte-aligned entries before 8-byte-aligned ones.
6073
6074 2008-08-15 Richard Guenther <rguenther@suse.de>
6075
6076 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
6077 strip components for unknown size accesses.
6078
6079 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
6080
6081 * config/s390/2097.md New file.
6082 * config/s390/s390.md ("z10prop" attribute): Define none,
6083 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
6084 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
6085 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
6086 possible values and apply them to insns as appropriate.
6087 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
6088 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
6089 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
6090 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
6091 ("bfp" mode attribute): Removed. Every occurence replaced
6092 with <mode>.
6093 * config/s390/s390.c (struct "z10_cost"): Updated entries.
6094 * config/s390/2084.md (insn_reservation "x_itof"): Updated
6095 type attribute.
6096
6097 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6098
6099 PR c/28152
6100 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
6101 for keywords.
6102
6103 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
6104
6105 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
6106 additional argument. Support reduction when duplication is needed due
6107 to data-types of different sizes in the loop.
6108 (get_initial_def_for_induction): Fix printout.
6109 (vect_get_vec_def_for_stmt_copy): Support case where the
6110 vec_stmt_for_operand is a phi node.
6111 (vectorizable_reduction): Support reduction when duplication is needed
6112 due to data-types of different sizes in the loop.
6113 (vectorizable_call): Remove restriction to not vectorize in case we
6114 have data-types of different sizes in the loop.
6115 (vectorizable_conversion): Likewise.
6116 (vectorizable_operation): Likewise.
6117 (vectorizable_type_demotion): Likewise.
6118 (vectorizable_type_promotion): Likewise.
6119 (vectorizable_induction): Add restriction to not vectorize in case
6120 we have data-types of different sizes in the loop.
6121
6122 2008-08-14 Christophe Saout <christophe@saout.de>
6123 Uros Bizjak <ubizjak@gmail.com>
6124
6125 PR target/37101
6126 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
6127 (*vec_concatv2di_rex64_sse4_1): Ditto.
6128 (*vec_concatv2di_rex64_sse): Ditto.
6129
6130 2008-08-14 Jakub Jelinek <jakub@redhat.com>
6131
6132 PR middle-end/37103
6133 * fold-const.c (fold_widened_comparison): Do not allow
6134 sign changes that change the result even if shorter type
6135 is wider than arg1_unw's type.
6136
6137 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
6138
6139 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
6140 Skip if the multilib testing specifies -march that does not
6141 agree with the one specified in the testcase.
6142
6143 2008-08-13 Joseph Myers <joseph@codesourcery.com>
6144
6145 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
6146 zero extend SImode values being converted to TFmode before passing
6147 to libcalls.
6148
6149 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6150
6151 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
6152 __PPU__ when targeting the Cell/B.E. PPU processor.
6153
6154 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
6155
6156 * gimple.h (gimple_call_set_chain): Accept SSA variables.
6157 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
6158 Rematerialize the static chain, if any.
6159 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
6160 static chain.
6161
6162 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
6163
6164 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
6165 (new_loc_descr): Likewise.
6166 (add_loc_descr): Likewise.
6167 (size_of_loc_descr): Likewise.
6168 (size_of_locs): Likewise.
6169 (output_loc_operands): Likewise.
6170 (output_loc_sequence): Likewise.
6171 (new_reg_loc_descr): New.
6172 (build_cfa_loc): Use it.
6173 (build_cfa_aligned_loc): Likewise.
6174 (one_reg_loc_descriptor): Likewise.
6175 (based_loc_descr): Likewise.
6176
6177 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6178
6179 PR 30551
6180 * doc/invoke.texi (Wmain): Update.
6181 * c-decl.c (start_decl): warn_main is only 0 or 1.
6182 (start_function): Likewise. Fix formatting.
6183 (finish_function): Delete redundant warning.
6184 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
6185 * c-opts (c_common_handle_option): -Wall only has effect if
6186 warn_main is uninitialized. OPT_Wmain is automatically
6187 handled. -pedantic also enables Wmain.
6188 (c_common_post_options): Handle all logic for Wmain here.
6189 * c-common.c (warn_main): Delete.
6190 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
6191 * c-common.h (warn_main): Delete.
6192
6193 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
6194
6195 PR middle-end/36701
6196 * expr.c (emit_group_store): Allocate stack temp with the
6197 largest alignment when copying from register to stack.
6198
6199 2008-08-13 Richard Guenther <rguenther@suse.de>
6200
6201 * tree.h (maybe_fold_offset_to_address): Declare.
6202 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
6203 (ccp_fold): Handle pointer conversions the same as fold_stmt.
6204 Likewise for POINTER_PLUS_EXPR.
6205 (maybe_fold_offset_to_reference): Enable disabled code.
6206 (maybe_fold_offset_to_address): New function.
6207 (fold_stmt_r): Use it.
6208 (fold_gimple_assign): Likewise.
6209 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
6210 (gimplify_expr): Likewise.
6211
6212 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6213
6214 * toplev.h (pedwarn_at): Fix declaration.
6215
6216 2008-08-13 Joseph Myers <joseph@codesourcery.com>
6217
6218 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
6219 LINK_SPEC): Use %R in -Y P argument.
6220
6221 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6222
6223 PR c/15236
6224 * diagnostic.c (pedwarn_at): New.
6225 * toplev.h (pedwarn_at): Declare.
6226 * c-tree.h (build_enumerator): Update declaration.
6227 * c-decl.c (finish_enum): Update comment.
6228 (build_enumerator): Take a location parameter. Give a pedwarn but do
6229 not perform any conversion.
6230 * c-parser.c (c_parser_enum_specifier): Set correct location for
6231 enumerator.
6232
6233 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6234
6235 PR 35635
6236 * c-common.c (conversion_warning): Use a switch. Ignore boolean
6237 expressions except for conversions to signed:1 bitfields. Handle
6238 COND_EXPR with constant operands.
6239
6240 2008-08-13 Richard Guenther <rguenther@suse.de>
6241
6242 PR tree-optimization/15255
6243 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
6244 (struct oecount_s): New struct and VEC types.
6245 (cvec): New global.
6246 (oecount_hash): New function.
6247 (oecount_eq): Likewise.
6248 (oecount_cmp): Likewise.
6249 (zero_one_operation): New function.
6250 (build_and_add_sum): Likewise.
6251 (undistribute_ops_list): Perform un-distribution of multiplication
6252 and division on the chain of summands.
6253 (should_break_up_subtract): Also break up subtracts for factors.
6254 (reassociate_bb): Delete dead visited statements.
6255 Call undistribute_ops_list. Re-sort and optimize if it did something.
6256 * passes.c (init_optimization_passes): Move DSE before
6257 reassociation.
6258 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
6259 PHI nodes.
6260
6261 2008-08-12 Janis Johnson <janis187@us.ibm.com>
6262
6263 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
6264
6265 * doc/invoke.texi: Revert unintended checkin.
6266
6267 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
6268
6269 PR libgomp/26165
6270 * gcc.c (include_spec_function): Tweak call to find_a_file.
6271
6272 2008-08-12 Jakub Jelinek <jakub@redhat.com>
6273
6274 PR middle-end/37014
6275 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
6276 and TRUTH_ORIF_EXPR.
6277 * dojump.c (do_jump): Likewise.
6278
6279 PR tree-optimization/37084
6280 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
6281 if id->regimplify, don't assume stmt is a cast assignment.
6282
6283 2008-08-12 Anatoly Sokolov <aesok@post.ru>
6284
6285 * final.c (final_scan_insn): Use app_enable/app_disable functions.
6286
6287 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6288
6289 PR bootstrap/37097
6290 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
6291 by last change.
6292
6293 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6294
6295 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
6296 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
6297
6298 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
6299 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
6300 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
6301 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
6302 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
6303
6304 * doc/tm.texi (Storage Layout): Remove documentation for
6305 TARGET_FLOAT_FORMAT.
6306
6307 * simplify-rtx.c (simplify_binary_operation_1): Replace
6308 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
6309
6310 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6311
6312 * real.h (struct real_format): New member has_sign_dependent_rounding.
6313 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
6314 spu_single_format, ieee_double_format, mips_double_format,
6315 motorola_double_format, ieee_extended_motorola_format,
6316 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
6317 ieee_extended_intel_96_round_53_format, ibm_extended_format,
6318 mips_extended_format, ieee_quad_format, mips_quad_format,
6319 vax_f_format, vax_d_format, vax_g_format): Initialize it.
6320 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
6321
6322 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
6323 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
6324 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
6325 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
6326 (ROUND_TOWARDS_ZERO): Likewise.
6327
6328 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
6329 (FLOAT_MODE_FORMAT): New macro.
6330 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
6331 (MODE_COMPOSITE_P): ... this new macro.
6332 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
6333 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
6334 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
6335
6336 * flags.h: Include "real.h".
6337
6338 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
6339 REAL_MODE_FORMAT_COMPOSITE_P.
6340 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
6341
6342 * doc/tm.texi (Storage Layout): Remove documentation of
6343 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
6344 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
6345 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
6346 they only apply to libgcc2.a.
6347
6348 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6349
6350 * config/spu/float_disf.c: New file.
6351 * config/spu/float_unsdisf.c: New file.
6352 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
6353 (LIB2FUNCS_EXCLUDE): Define.
6354
6355 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6356 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6357
6358 * real.h (struct real_format): New member round_towards_zero.
6359 * real.c (round_for_format): Respect fmt->round_towards_zero.
6360 (ieee_single_format, mips_single_format, motorola_single_format,
6361 spu_single_format, ieee_double_format, mips_double_format,
6362 motorola_double_format, ieee_extended_motorola_format,
6363 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
6364 ieee_extended_intel_96_round_53_format, ibm_extended_format,
6365 mips_extended_format, ieee_quad_format, mips_quad_format,
6366 vax_f_format, vax_d_format, vax_g_format): Initialize it.
6367 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
6368
6369 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
6370 real_format to choose rounding mode when calling MPFR functions.
6371 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
6372 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
6373
6374 * real.h (real_to_decimal_for_mode): Add prototype.
6375 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
6376 Respect target rounding mode when generating decimal representation.
6377 (real_to_decimal): New stub for backwards compatibility.
6378 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
6379 real_to_decimal_for_mode instead of real_to_decimal.
6380
6381 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
6382
6383 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6384 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6385
6386 * real.c (spu_single_format): New variable.
6387 * real.h (spu_single_format): Declare.
6388
6389 * config/spu/spu.c (spu_override_options): Install SFmode format.
6390 (spu_split_immediate): Use integer mode to operate on pieces of
6391 floating-point values in all cases.
6392
6393 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
6394 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
6395 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
6396
6397 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6398
6399 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
6400
6401 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6402
6403 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
6404
6405 2008-08-12 Jakub Jelinek <jakub@redhat.com>
6406
6407 PR c++/36688
6408 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
6409 on the VAR_DECL instead of TYPE_READONLY on its type.
6410
6411 2008-08-12 Ira Rosen <irar@il.ibm.com>
6412
6413 * tree-vectorizer.c: Depend on langhooks.h.
6414 (supportable_widening_operation): Add two arguments. Support double
6415 type conversions.
6416 (supportable_narrowing_operation): Likewise.
6417 * tree-vectorizer.h (supportable_widening_operation): Add two
6418 arguments.
6419 (supportable_narrowing_operation): Likewise.
6420 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
6421 supportable_widening_operation with correct arguments.
6422 * tree-vect-transform.c (vectorizable_conversion): Likewise.
6423 (vectorizable_type_demotion): Support double type conversions.
6424 (vectorizable_type_promotion): Likewise.
6425 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
6426
6427 2008-08-11 Michael Matz <matz@suse.de>
6428
6429 * i386/i386.c (override_options): Move initialisation from
6430 flag_schedule_insns_after_reload to here from ...
6431 (optimization_options): ... here.
6432
6433 2008-08-11 Jakub Jelinek <jakub@redhat.com>
6434
6435 PR rtl-optimization/36998
6436 * dwarf2out.c (compute_barrier_args_size_1,
6437 compute_barrier_args_size): Temporarily remove assertions.
6438
6439 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6440
6441 PR middle-end/20644
6442 * tree-ssa.c (struct walk_data): Add new flag
6443 warn_possibly_uninitialized.
6444 (warn_uninitialized_var): Use it.
6445 (warn_uninitialized_vars): New.
6446 (execute_early_warn_uninitialized): Call it.
6447 (execute_late_warn_uninitialized): Likewise.
6448
6449 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6450
6451 PR middle-end/36238
6452 * reload1.c (gen_reload): Guard calls to get_secondary_mem
6453 for memory subregs.
6454
6455 2008-08-09 Jan Hubicka <jh@suse.cz>
6456
6457 PR target/37055
6458 * optabs.c (maybe_emit_unop_insn): Remove produced code if
6459 expansion failed.
6460 (expand_fix): Be prepared for expansion to fail.
6461 (expand_sfix_optab): Remove instructions if expansion failed.
6462
6463 2008-08-09 Anatoly Sokolov <aesok@post.ru>
6464
6465 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
6466 avr31 architecture.
6467 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
6468 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6469
6470 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6471
6472 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
6473 mips/t-libgcc-mips16 to tmake_file.
6474 * config/mips/mips-protos.h (mips_call_type): New enum.
6475 (mips_pic_base_register, mips_got_load): Declare.
6476 (mips_restore_gp): Take an rtx argument.
6477 (mips_use_pic_fn_addr_reg_p): Declare.
6478 (mips_expand_call): Replace the sibcall_p argument with
6479 a mips_call_type argument. Add a lazy_p parameter.
6480 (mips_split_call): Declare.
6481 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
6482 (MIPS16_PIC_TEMP): Likewise.
6483 (reg_class): Delete M16_NA_REGS.
6484 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
6485 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
6486 (mips_split_hi_p): Declare.
6487 * config/mips/mips.c (mips_split_hi_p): New array.
6488 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
6489 (mips_got_symbol_type_p): New function.
6490 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
6491 (mips16_stub_function_p): New function.
6492 (mips16_local_function_p): Likewise.
6493 (mips_use_pic_fn_addr_reg_p): Likewise.
6494 (mips_cannot_force_const_mem): Return false for HIGHs.
6495 Extend CONST_INT and symbolic handling to MIPS16, using
6496 mips_symbol_insns to check that the base symbol type is a
6497 legitimate constant. Reject GOT-based constants if
6498 TARGET_MIPS16_PCREL_LOADS.
6499 (mips_const_insns): Check targetm.cannot_force_const_mem when
6500 decomposing a symbolic base and a large offset.
6501 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
6502 When calling a function that needs $25 from MIPS16 code,
6503 move the target address into $25 separately and add a USE
6504 to the call insn.
6505 (mips16_gp_pseudo_reg): Insert the initializer immediately
6506 before the first real insn.
6507 (mips_pic_base_register, mips_got_load): New functions.
6508 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
6509 parameter to LOW_OUT. Say that it can be any valid SET_SRC
6510 when splitting a load-address operation. Split SYMBOL_GOT_DISP
6511 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
6512 (mips_call_tls_get_addr): Update the call to mips_expand_call,
6513 also passing NULL_RTX rather than const0_rtx as the aux argument.
6514 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
6515 instead of TARGET_EXPLICIT_RELOCS.
6516 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
6517 (mips_load_call_address): Replace the sibcall_p argument with
6518 a mips_call_type argument. Use mips_got_load.
6519 (mips16_local_alias): New structure.
6520 (mips16_local_aliases): New variable.
6521 (mips16_local_aliases_hash): New function.
6522 (mips16_local_aliases_eq): Likewise.
6523 (mips16_local_alias): Likewise.
6524 (mips16_stub_function): Likewise.
6525 (mips16_build_function_stub): Create a local alias for the target
6526 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
6527 .cpload directive and an R_MIPS_NONE relocation for the target
6528 function, then load the alias rather than the function itself.
6529 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
6530 (mips16_copy_fpr_return_value): Use mips16_stub_function and
6531 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
6532 (mips16_build_call_stub): Replace the FN parameter with an
6533 FN_PTR parameter. Force the address into a register if it
6534 isn't a call_insn_operand; don't rely on the caller to do this.
6535 If a call to a locally-defined and locally-binding MIPS16
6536 function must be made indirectly, redirect the call to the
6537 function's local alias. Use mips16_stub_function_p,
6538 mips16_stub_function, mips_expand_call and use_reg.
6539 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
6540 Use explicit %hi and %lo accesses where possible.
6541 Use MIPS_CALL to generate the correct code form of a
6542 jal instruction. Add clobbers of $18 instead of uses.
6543 Update the call to mips_emit_call_insn.
6544 (mips_expand_call): Replace the SIBCALL_P argument with a
6545 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
6546 Take a LAZY_P parameter. Call mips16_build_call_stub first,
6547 allowing it to modify the call address. Update the calls to
6548 mips_load_call_address and mips_emit_call_insn.
6549 (mips_split_call): New function.
6550 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
6551 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
6552 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
6553 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
6554 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
6555 if TARGET_MIPS16.
6556 (mips_cprestore_slot): New function.
6557 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
6558 and use mips_cprestore_slot.
6559 (mips_output_function_prologue): Handle TARGET_MIPS16 for
6560 LOADGP_OLDABI.
6561 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
6562 then use a copygp_mips16 instruction to set up $28.
6563 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
6564 (mips16_lay_out_constants): Call split_all_insns_noflow.
6565 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
6566 false if TARGET_MIPS16.
6567 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
6568 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
6569 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
6570 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
6571 MIPS16 code. Allow MIPS16 o32 PIC.
6572 (mips_override_options): Allow MIPS16 o32 PIC.
6573 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
6574 after reload if TARGET_USE_GOT.
6575 (UNSPEC_COPYGP): New constant.
6576 (length): Use a default length of 8 for MIPS16 GOT loads.
6577 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
6578 (*got_page<mode>): Check mips_split_hi_p.
6579 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
6580 (unspec_got<mode>, unspec_call<mode>): New expanders.
6581 (load_got<mode>, load_call<mode>): Remove the length attributes.
6582 Use a got attribute instead of a type attribute.
6583 (copygp_mips16): New insn.
6584 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
6585 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
6586 (sibcall, sibcall_value, call, call_value): Update the calls
6587 to mips_expand_call.
6588 (call_internal, call_value_internal): Use mips_split_call.
6589 (call_value_multiple_internal): Likewise.
6590 (call_split): Move after call_internal (the insn it is split from).
6591 (call_internal_direct, call_value_internal_direct): Turn into
6592 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
6593 (call_direct_split, call_value_direct_split): New patterns.
6594 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
6595 and use M16_REGS instead of M16_NA_REGS.
6596 * config/mips/predicates.md (const_call_insn_operand): Replace
6597 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
6598 mips_use_pic_fn_addr_reg_p check.
6599 (move_operand): Reject HIGHs if mips_split_hi_p.
6600 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
6601 (__mips16_floatunsisf): Inline __mips16_floatsisf.
6602 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
6603 * config/mips/libgcc-mips16.ver: New file.
6604 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
6605 $(srcdir)/config/mips/libgcc-mips16.ver.
6606
6607 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6608
6609 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
6610 in file.
6611 (mips_unspec_address, mips_unspec_offset_high): Likewise.
6612 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
6613 (mips16_cfun_returns_in_fpr_p): Likewise.
6614
6615 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6616
6617 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
6618 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
6619 rather than 4 to PC.
6620
6621 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6622
6623 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
6624 (FUNCTION_PROFILER): Save the static chain pointer into $2
6625 beforehand and restore it aftewards.
6626 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
6627 address directly into $25 and call the function through $25;
6628 do not clobber $3. Pad the DImode version to cover the space
6629 left by the deleted $25 <- $3 move.
6630 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
6631 the removal of the $25 <- $3 move.
6632 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
6633 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
6634
6635 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6636 Daniel Jacobowitz <dan@codesourcery.com>
6637
6638 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
6639 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
6640 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
6641 * config/mips/mips.c (mips_start_function_definition): New function.
6642 (mips_end_function_definition): Likewise.
6643 (mips_output_function_prologue): Use mips_start_function_definition.
6644 (mips_output_function_epilogue): Use mips_end_function_definition.
6645 (build_mips16_function_stub): Use mips_start_function_definition
6646 and mips_end_function_definition.
6647 (build_mips16_call_stub): Likewise.
6648
6649 2008-08-09 Richard Guenther <rguenther@suse.de>
6650
6651 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
6652 * gimple.h (gimple_call_fn): Adjust comment.
6653 (gimple_call_set_fndecl): New function.
6654 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
6655 longer having bare FUNCTION_DECL operand.
6656 (gimple_call_return_type): Likewise.
6657 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
6658
6659 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
6660 (gimple_mod_pow2): Likewise.
6661 (gimple_mod_subtract): Likewise.
6662 (gimple_ic): Likewise.
6663 (gimple_stringop_fixed_value): Likewise.
6664 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
6665 longer having bare FUNCTION_DECL operand.
6666 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
6667 * omp-low.c (optimize_omp_library_calls): Likewise.
6668 * cgraphunit.c (update_call_expr): Likewise.
6669 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
6670 (execute_convert_to_rsqrt): Likewise.
6671 * cfgexpand.c (gimple_to_tree): Simplify.
6672 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
6673 bare FUNCTION_DECL operand.
6674 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
6675 (convert_gimple_call): Use gimple_call_fndecl.
6676 * c-common.c (c_warn_unused_result): Likewise.
6677
6678 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6679
6680 PR c/17880
6681 * c-typeck.c (digest_init): Call verify_sequence_points from here.
6682 (c_finish_return): Likewise.
6683 (c_start_case): Likewise.
6684 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
6685 * c-parser.c (c_parser_condition): New. Call
6686 verify_sequence_points.
6687 (c_parser_paren_condition): Call c_parser_condition.
6688 (c_parser_for_statement): Call c_parser_condition.
6689
6690 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6691
6692 PR 36901
6693 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
6694 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
6695 Moved from diagnostic.h
6696 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
6697 DK_PERMERROR.
6698 (emit_diagnostic): New.
6699 (warning0, pedwarn0): Delete.
6700 (warning, warning_at, pedwarn, permerror): Return bool.
6701 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
6702 Moved to diagnostic.c.
6703 (struct diagnostic_context): Use correct type for
6704 classify_diagnostic.
6705 (diagnostic_report_diagnostic): Update declaration.
6706 (emit_diagnostic): Declare.
6707 * errors.c (warning): Return bool.
6708 * errors.h (warning): Update declaration.
6709 * toplev.h (warning0, pedwarn0): Delete.
6710 (warning, warning_at, pedwarn, permerror): Return bool.
6711 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
6712 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
6713 inform. Update all calls.
6714 (diagnose_mismatched_decls): Check return value of warning/pedwarn
6715 before giving informative note.
6716 (implicit_decl_warning): Likewise.
6717 * c-typeck.c (build_function_call): Likewise.
6718 * tree-sssa.c (warn_uninit): Likewise.
6719 * builtins.c (gimplify_va_arg_expr): Likewise.
6720
6721 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6722
6723 PR 7651
6724 * doc/invoke.texi (-Wextra): Move warning from here...
6725 (-Wuninitialized): ... to here.
6726
6727 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6728
6729 PR 28875
6730 * flags.h (set_Wunused): Delete
6731 * toplev.c (process_options): Handle Wunused flags here.
6732 * opts.c (maybe_warn_unused_parameter): Delete.
6733 (common_handle_option): Replace set_Wunused by warn_unused.
6734 (set_Wextra): Do not handle Wunused-parameter here.
6735 (set_Wunused): Delete.
6736 * c-opts.c (c_common_handle_option): Replace set_Wunused by
6737 warn_unused.
6738 * common.opt (Wunused): Add Var and Init.
6739 (Wunused-function): Likewise.
6740 (Wunused-label): Likewise.
6741 (Wunused-parameter): Likewise.
6742 (Wunused-value): Likewise.
6743 (Wunused-variable): Likewise.
6744
6745 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
6746
6747 * doc/invoke.texi: Add cpu_type power7.
6748 * config.in (HAVE_AS_VSX): New.
6749 * config.gcc: Add cpu_type power7.
6750 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
6751 VSX instructions.
6752 * configure: Regenerate.
6753 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
6754 power5.
6755 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
6756 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
6757 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
6758
6759 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
6760
6761 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
6762 type to vectorize.builtin_conversion.
6763 (vectorizable_conversion): Likewise.
6764 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
6765 integral type as input.
6766 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
6767 FIX_TRUNC_EXPR.
6768 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
6769 and ALTIVEC_BUILTIN_VCTSXS.
6770 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
6771 formatting.
6772
6773 2008-08-08 Richard Guenther <rguenther@suse.de>
6774
6775 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
6776 (surely_varying_stmt_p): Calls are varying only if they are
6777 non-builtin and not indirect or have no result.
6778 (ccp_fold): Re-instantiate code before the tuples merge.
6779
6780 2008-08-08 Richard Guenther <rguenther@suse.de>
6781
6782 PR tree-optimization/37056
6783 * gimple.h (gimple_assign_rhs_class): New helper function.
6784 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
6785 unary operations properly.
6786
6787 2008-08-07 Jan Hubicka <jh@suse.cz>
6788
6789 * i386.h (ix86_size_cost): Declare.
6790 (ix86_cur_cost): New function macro.
6791 * i386.md (peepholes expanding size and splitters): Predicate by
6792 optimize_insn_for_speed_p.
6793 (peepholes reduce size and splitters): Predicate by
6794 optimize_insn_for_size_p.
6795 * i386.c (ix86_size_cost): Rename from ...
6796 (size_cost): This one.
6797 (override_options): Update.
6798 (decide_alg): Likewise.
6799 (ix86_expand_clear): Use RTL profile.
6800 (ix86_pad_returns): Use RTL profile.
6801
6802 2008-08-07 Jan Hubicka <jh@suse.cz>
6803
6804 * recog.c (split_all_insns): Set RTL profile
6805 (peephole2_optimize): Likewise.
6806 * function.c (thread_prologue_and_epilogue_insns): Likewise.
6807 * combine.c (combine_instructions): Likewise.
6808
6809 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6810
6811 * c-common.c (c_common_reswords): Also warn about keyword "bool".
6812
6813 2008-08-07 Bob Wilson <bob.wilson@acm.org>
6814
6815 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
6816 value in a6 after the set_frame_ptr insn.
6817
6818 2008-08-07 Richard Henderson <rth@redhat.com>
6819
6820 PR debug/37033
6821 * gcc.c (cpp_options): Pass along -g*.
6822
6823 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6824
6825 * config/arm/arm.c (output_move_neon): Update comment describing
6826 big-endian vector layout.
6827 (arm_assemble_integer): Do not handle big-endian NEON vectors
6828 specially.
6829 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
6830 neon_vget_lane<mode>_sext_internal,
6831 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
6832 element indices for big-endian.
6833
6834 2008-08-07 Richard Henderson <rth@redhat.com>
6835
6836 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
6837 * configure, config.in: Rebuild.
6838 * debug.h (dwarf2out_do_cfi_asm): Declare.
6839 * c-cppbuiltin.c (c_cpp_builtins): Use it.
6840 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
6841 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
6842 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
6843
6844 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6845
6846 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6847 movv2si_internal): Combine into mov<mode>_internal.
6848 (movv2si_internal_2): Remove.
6849
6850 2008-08-07 Jan Hubicka <jh@suse.cz>
6851
6852 PR target/37048
6853 * i386.md (single stringop patterns): Enable unconditionally.
6854
6855 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
6856
6857 PR target/36992
6858 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
6859
6860 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
6861 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
6862
6863 * config/i386/sse.md (sse2_movq128): New.
6864
6865 * doc/extend.texi: Document __builtin_ia32_movq128.
6866
6867 2008-08-07 Richard Guenther <rguenther@suse.de>
6868
6869 PR middle-end/37042
6870 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
6871 pointers can access anything.
6872
6873 2008-08-06 Jan Hubicka <jh@suse.cz>
6874
6875 * optabs.c (emit_unop_insn): Break out to ...
6876 (maybe_emit_unop_insn): ... this one.
6877 (expand_sfix_optab): Use maybe variant.
6878 * optabs.h (maybe_emit_unop_insn): Declare.
6879
6880 * i386.md (mov0 patterns): Enable by default.
6881 (FP conversion expanders): Disable expansion of code expanding
6882 sequences when instruction should be optimized for size.
6883 (single strinop patterns): Enable when optimizing for size.
6884 (string expanders): Disable expanding of code expanding sequences
6885 when optimizning instruction for size.
6886 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
6887 per BB basis.
6888 (ix86_fp_comparison_sahf_cost): Likewise.
6889 (ix86_expand_branch): Likewise.
6890 (ix86_expand_ashl_const): Likewise.
6891 (ix86_split_ashl): Likewise.
6892 (ix86_expand_strlen): Likewise.
6893 (ix86_emit_fp_unordered_jump): Likewie.
6894
6895 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6896
6897 * c-common.c: Fix typo.
6898 (c_common_reswords): Activate more C++ keyword warnings.
6899
6900 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
6901
6902 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6903
6904 PR 26785
6905 * diagnostic.c (permerror_at): New.
6906 * toplev.h (permerror_at): Declare.
6907
6908 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
6909 Ira Rosen <irar@il.ibm.com>
6910
6911 * tree-vect-transform.c (vect_model_simple_cost): Return
6912 immediately if stmt is pure SLP.
6913 (vect_model_store_cost): Ditto.
6914 (vect_model_load_cost): Ditto.
6915 (vectorizable_store): Remove PURE_SLP check before call
6916 to vect_model_store_cost.
6917 (vect_model_store_cost): When checking whether stmt describe
6918 strided access, add a check that it is not slp_node.
6919
6920 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6921
6922 PR 8715
6923 * c-common.c (warn_for_sign_compare): New. Handle separately the
6924 case that 'constant' is zero.
6925 * c-typeck.c (build_binary_op): Move code to c-common.c
6926
6927 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6928
6929 * config/alpha/alpha.c (alpha_preferred_reload_class,
6930 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
6931 alpha_output_mi_thunk_osf): Avoid C++ keywords.
6932 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
6933 * config/arm/arm.md: Likewise.
6934 * config/avr/avr-protos.h (preferred_reload_class,
6935 test_hard_reg_class, avr_simplify_comparison_p,
6936 out_shift_with_cnt, class_max_nregs): Likewise.
6937 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
6938 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
6939 preferred_reload_class, test_hard_reg_class): Likewise.
6940 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
6941 bfin_memory_move_cost, bfin_secondary_reload,
6942 bfin_output_mi_thunk): Likewise.
6943 * config/crx/crx.c (crx_secondary_reload_class,
6944 crx_memory_move_cost): Likewise.
6945 * config/frv/frv-protos.h (frv_secondary_reload_class,
6946 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
6947 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
6948 frv_secondary_reload_class, frv_class_likely_spilled_p,
6949 frv_class_max_nregs): Likewise.
6950 * config/h8300/h8300.c (h8300_classify_operand,
6951 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
6952 Likewise.
6953 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
6954 * config/ia64/ia64.c (ia64_preferred_reload_class,
6955 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
6956 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
6957 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
6958 Likewise.
6959 * config/m68hc11/m68hc11.c (preferred_reload_class,
6960 m68hc11_memory_move_cost): Likewise.
6961 * config/mcore/mcore.c (mcore_secondary_reload_class,
6962 mcore_reload_class): Likewise.
6963 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
6964 mips_class_max_nregs, mips_cannot_change_mode_class,
6965 mips_preferred_reload_class, mips_secondary_reload_class,
6966 mips_output_mi_thunk): Likewise.
6967 * config/mmix/mmix.c (mmix_preferred_reload_class,
6968 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
6969 Likewise.
6970 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
6971 Likewise.
6972 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
6973 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
6974 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6975 * config/rs6000/rs6000.c (paired_expand_vector_init,
6976 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
6977 compare_section_name, rs6000_memory_move_cost): Likewise.
6978 * config/s390/s390.c (s390_emit_compare_and_swap,
6979 s390_preferred_reload_class, s390_secondary_reload,
6980 legitimize_pic_address, legitimize_tls_address,
6981 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
6982 s390_class_max_nregs): Likewise.
6983 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6984 * config/s390/s390.md: Likewise.
6985 * config/score/score-protos.h (score_secondary_reload_class,
6986 score_preferred_reload_class): Likewise.
6987 * config/score/score.c (score_preferred_reload_class,
6988 score_secondary_reload_class): Likewise.
6989 * config/score/score3.c (score3_output_mi_thunk,
6990 score3_preferred_reload_class, score3_secondary_reload_class,
6991 score3_hard_regno_mode_ok): Likewise.
6992 * config/score/score3.h (score3_preferred_reload_class,
6993 score3_secondary_reload_class): Likewise.
6994 * config/score/score7.c (score7_output_mi_thunk,
6995 score7_preferred_reload_class, score7_secondary_reload_class,
6996 score7_hard_regno_mode_ok): Likewise.
6997 * config/score/score7.h (score7_preferred_reload_class,
6998 score7_secondary_reload_class): Likewise.
6999 * config/sh/sh.c (prepare_move_operands, output_far_jump,
7000 output_branchy_insn, add_constant, gen_block_redirect,
7001 sh_insn_length_adjustment, sh_cannot_change_mode_class,
7002 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
7003 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7004 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
7005 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
7006 xstormy16_preferred_reload_class): Likewise.
7007 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
7008 xtensa_expand_atomic, override_options,
7009 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
7010 Likewise.
7011 * reorg.c (try_merge_delay_insns): Likewise.
7012 * tree.c (merge_dllimport_decl_attributes): Likewise.
7013
7014 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
7015
7016 2008-08-06 Michael Matz <matz@suse.de>
7017
7018 * Makefile.in (write_entries_to_file): Quote words.
7019 * gengtype.c: (read_input_line): Skip over leading white-space.
7020
7021 2008-08-06 Marc Gauthier <marc@tensilica.com>
7022
7023 * config.gcc: Match more processor names for Xtensa.
7024 * configure.ac: Likewise.
7025 * doc/install.texi (Specific): Likewise.
7026 * configure: Regenerate.
7027
7028 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7029
7030 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
7031 * calls.c (avoid_likely_spilled_reg): Likewise.
7032 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
7033 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
7034 * config/i386/i386.c (ix86_expand_special_args_builtin,
7035 ix86_secondary_reload): Likewise.
7036 * except.c (struct eh_region, gen_eh_region_catch,
7037 remove_unreachable_regions, duplicate_eh_regions,
7038 assign_filter_values, build_post_landing_pads,
7039 sjlj_find_directly_reachable_regions, remove_eh_handler,
7040 reachable_next_level, foreach_reachable_handler,
7041 can_throw_internal_1, can_throw_external_1,
7042 collect_one_action_chain): Likewise.
7043 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
7044 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
7045 * function.c (update_temp_slot_address, instantiate_new_reg,
7046 instantiate_virtual_regs_in_rtx,
7047 instantiate_virtual_regs_in_insn): Likewise.
7048 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
7049 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
7050 gimplify_cleanup_point_expr): Likewise.
7051 * ipa-cp.c (ipcp_lattice_changed): Likewise.
7052 * passes.c (next_pass_1): Likewise.
7053 * print-tree.c (print_node_brief, print_node): Likewise.
7054 * profile.c (branch_prob): Likewise.
7055 * tree-dump.c (dump_register): Likewise.
7056 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
7057 Likewise.
7058 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
7059 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
7060 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
7061 copy_arguments_for_versioning, copy_static_chain): Likewise.
7062 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
7063 add_new_name_mapping, register_new_name_mapping): Likewise.
7064 * tree-mudflap.c (mf_xform_derefs): Likewise.
7065 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
7066 get_init_expr, combine_chains): Likewise.
7067 * tree-pretty-print.c (dump_generic_node): Likewise.
7068 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
7069 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
7070 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
7071 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
7072
7073 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
7074
7075 PR middle-end/37010
7076 * calls.c (expand_call): Use the biggest preferred stack
7077 boundary.
7078
7079 2008-08-06 Michael Matz <matz@suse.de>
7080
7081 PR target/36613
7082 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
7083 for reused reload, instead of overwriting them.
7084
7085 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
7086
7087 PR middle-end/37009
7088 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
7089 for incoming stack boundary.
7090
7091 * function.c (assign_parm_find_entry_rtl): Update
7092 parm_stack_boundary.
7093
7094 * function.h (rtl_data): Add parm_stack_boundary.
7095
7096 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
7097 parm_stack_boundary for incoming stack boundary.
7098
7099 2008-08-06 Joseph Myers <joseph@codesourcery.com>
7100
7101 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
7102 for unrepresentable subregs or treat them as equal to other regs
7103 or subregs with the same register number.
7104
7105 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
7106
7107 PR middle-end/35432
7108 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
7109 if want_value.
7110
7111 2008-08-06 Jan Hubicka <jh@suse.cz>
7112
7113 * predict.c (maybe_hot_frequency_p): When profile is absent, all
7114 frequencies might be hot.
7115
7116 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
7117
7118 * reload.c (find_reloads): Force constants into literal pool
7119 also if they are wrapped in a SUBREG.
7120
7121 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7122
7123 PR target/35659
7124 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
7125 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
7126 Don't allow predicated instructions for data speculation.
7127 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
7128 declaration.
7129
7130 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7131
7132 * haifa-sched.c (extend_global): Split to extend_global_data and
7133 extend_region_data. Update all uses.
7134 (extend_all): Rename to extend_block_data.
7135
7136 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7137
7138 * sched-rgn.c (new_ready): Check if instruction can be
7139 speculatively scheduled before attempting speculation.
7140 (debug_rgn_dependencies): Remove wrongful assert.
7141
7142 2008-08-05 Bob Wilson <bob.wilson@acm.org>
7143
7144 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
7145
7146 2008-08-05 Bob Wilson <bob.wilson@acm.org>
7147
7148 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
7149 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
7150 va_size, and type_size.
7151
7152 2008-08-04 Jason Merrill <jason@redhat.com>
7153
7154 PR c++/37016
7155 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
7156 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
7157
7158 2008-08-05 Richard Henderson <rth@redhat.com>
7159
7160 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
7161 * configure: Rebuild.
7162
7163 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7164
7165 PR tree-opt/37024
7166 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
7167 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
7168 is a conversion.
7169
7170 2008-08-05 Richard Henderson <rth@redhat.com>
7171
7172 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
7173 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
7174 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
7175 * common.opt (fdwarf2-cfi-asm): New.
7176 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
7177 * config.in, configure: Rebuild.
7178 * dwarf2asm.c (dw2_asm_output_data_raw): New.
7179 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
7180 New.
7181 (dw2_force_const_mem): Externalize.
7182 * dwarf2asm.h: Update.
7183 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
7184 generate a real label.
7185 (output_cfi_directive): New.
7186 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
7187 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
7188 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
7189 and .cfi_lsda.
7190 (dwarf2out_end_epilogue): Emit .cfi_endproc.
7191 (output_loc_operands_raw, output_loc_sequence_raw): New.
7192 (output_cfa_loc_raw): New.
7193
7194 2008-08-05 Paul Brook <paul@codesourcery.com>
7195
7196 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
7197 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
7198 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
7199 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
7200 * config/arm/arm.h (TARGET_VFPD32): Define.
7201 (TARGET_VFP3): Use TARGET_VFPD32.
7202 (fputype): Add FPUTYPE_VFP3D16.
7203 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
7204 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
7205 * config/arm/arm-cores.def: Add cortex-r4f.
7206 * config/arm/arm-tune.md: Regenerate.
7207
7208 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7209
7210 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
7211 Reword some comments throughout the file.
7212
7213 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
7214 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
7215 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
7216 MFC_MIN_DMA_LIST_ELEMENTS.
7217 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
7218 MFC_MAX_DMA_LIST_ELEMENTS.
7219
7220 (MFC_START_ENABLE): Remove PPU-only define.
7221 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
7222 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
7223
7224 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
7225 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
7226 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
7227 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
7228 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
7229 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
7230 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
7231
7232 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
7233 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
7234 (mfc_sdcrt, mfc_sdcrtst): Likewise.
7235 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
7236
7237 (spu_read_machine_status): Fix typo.
7238
7239 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7240
7241 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
7242 SUBREG of multi-word hard register.
7243 * config/spu/spu.c (valid_subreg): Likewise.
7244 (adjust_operand): Handle SUBREGs of multi-word hard registers.
7245
7246 2008-08-04 Richard Guenther <rguenther@suse.de>
7247
7248 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
7249 the candidate with the stripped base if that base is different
7250 from the original base even for offset zero.
7251
7252 2008-08-04 Richard Guenther <rguenther@suse.de>
7253
7254 PR middle-end/36691
7255 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
7256 check for no_overflow.
7257
7258 2008-08-04 Richard Guenther <rguenther@suse.de>
7259
7260 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
7261
7262 2008-08-04 Paul Brook <paul@codesourcery.com>
7263
7264 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
7265 (arm_order_regs_for_local_alloc): New function.
7266 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
7267 prototype.
7268 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
7269
7270 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
7271
7272 PR target/37012
7273 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
7274 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
7275 (ix86_expand_epilogue): Likewise.
7276
7277 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
7278
7279 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
7280 in comments.
7281
7282 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
7283
7284 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
7285 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
7286 (*movv2sf_internal_rex64): Ditto.
7287
7288 2008-08-03 Jan Hubicka <jh@suse.cz>
7289
7290 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
7291 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
7292 * expmed.c (expand_smod_pow2): Likewise.
7293
7294 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
7295
7296 PR target/36992
7297 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
7298 alternative 0 of operand 1.
7299 (*vec_concatv2di_rex64_sse): Ditto.
7300 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
7301 of operand 1.
7302 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
7303 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
7304 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
7305 (*movv2sf_internal_rex64): Ditto.
7306
7307 2008-08-02 Richard Guenther <rguenther@suse.de>
7308
7309 PR target/35252
7310 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
7311 (ssedoublesizemode): New mode attribute.
7312 (sse_shufps): Call gen_sse_shufps_v4sf.
7313 (sse_shufps_1): Macroize.
7314 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
7315 (sse2_shufpd_1): Macroize.
7316 (vec_extract_odd, vec_extract_even): New expanders.
7317 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
7318 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
7319 * i386.c (ix86_expand_vector_init_one_nonzero): Call
7320 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
7321 (ix86_expand_vector_set): Likewise.
7322 (ix86_expand_reduc_v4sf): Likewise.
7323
7324 2008-08-01 Doug Kwan <dougkwan@google.com>
7325
7326 * matrix-reorg.c: Re-enable all code.
7327 (struct malloc_call_data): Change CALL_STMT to gimple type.
7328 (collect_data_for_malloc_call): Tuplify.
7329 (struct access_site_info): Change STMT to gimple type.
7330 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
7331 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
7332 (struct free_info): Change STMT to gimple type.
7333 (struct matrix_access_phi_node): Change PHI to gimple type.
7334 (get_inner_of_cast_expr): Remove.
7335 (may_flatten_matrices_1): Tuplify.
7336 (may_flatten_matrices): Ditto.
7337 (mark_min_matrix_escape_level): Ditto.
7338 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
7339 (ssa_accessed_in_call_rhs): New
7340 (ssa_accessed_in_assign_rhs): New
7341 (record_access_alloc_site_info): Tuplify.
7342 (add_allocation_site): Ditto.
7343 (analyze_matrix_allocation_site): Ditto.
7344 (analyze_transpose): Ditto.
7345 (get_index_from_offset): Ditto.
7346 (update_type_size): Ditto.
7347 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
7348 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
7349 (analyze_accesses_for_phi_node): Tuplify.
7350 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
7351 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
7352 (analyze_matrix_accesses): Tuplify.
7353 (check_var_data): New call-back type for check_var_notmodified_p.
7354 (check_var_notmodified_p): Tuplify and use call-back struct to
7355 return statement found.
7356 (can_calculate_expr_before_stmt): Factor out statement related code
7357 into ...
7358 (can_calculate_stmt_before_stmt): New.
7359 (check_allocation_function): Tuplify.
7360 (find_sites_in_func): Ditto.
7361 (record_all_accesses_in_func): Ditto.
7362 (transform_access_sites): Ditto.
7363 (transform_allocation_sites): Ditto.
7364 (matrix_reorg): Re-enable.
7365 (gate_matrix_reorg): Re-enable.
7366
7367 2008-08-01 Jakub Jelinek <jakub@redhat.com>
7368
7369 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
7370 for labels for which it hasn't been set yet. If it has been set,
7371 stop walking insns and continue with next worklist item.
7372 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
7373 if the only BARRIER is at the very end of a function.
7374
7375 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7376
7377 * cfgexpand.c (expand_stack_alignment): Assert that
7378 stack_realign_drap and drap_rtx must match.
7379
7380 * function.c (instantiate_new_reg): If DRAP is used to realign
7381 stack, replace virtual_incoming_args_rtx with internal arg
7382 pointer.
7383
7384 2008-08-01 Richard Guenther <rguenther@suse.de>
7385
7386 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
7387 loop information only if we initialized it.
7388 (execute_pre): Call fini_pre with in_fre.
7389 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
7390 if we do not unroll because we hit max-completely-peeled-insns.
7391 Use our estimation for consistency, do allow shrinking.
7392
7393 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7394
7395 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
7396 with MIN_STACK_BOUNDARY.
7397 (ix86_update_stack_boundary): Likewise.
7398 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
7399 STACK_BOUNDARY.
7400
7401 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
7402 (MIN_STACK_BOUNDARY): This.
7403
7404 2008-08-01 Richard Guenther <rguenther@suse.de>
7405
7406 PR middle-end/36997
7407 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
7408
7409 2008-08-01 Richard Guenther <rguenther@suse.de>
7410
7411 PR tree-optimization/36988
7412 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
7413 do not matter if that doesn't change volatile qualification.
7414
7415 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
7416
7417 * configure.ac: Do not generate libada-mk. Do not subst
7418 host_cc_for_libada.
7419 * libada-mk.in: Remove.
7420 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
7421 * configure: Regenerate.
7422
7423 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
7424
7425 * tree-pass.h: Added comment about not dumping passes with name
7426 starting with star in struct opt_pass.
7427 * passes.c (register_dump_files_1): Don't do dump for a pass with
7428 name starting with star.
7429 * doc/passes.texi (Pass manager): Mention pass names and special
7430 meaning of star prefix to avoid dump.
7431
7432 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
7433
7434 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
7435 to MIPS64r2.
7436 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
7437 (ISA_MIPS64R2): New macro.
7438 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
7439 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
7440 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
7441 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
7442 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
7443 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
7444 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
7445 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
7446 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
7447 Move up to keep list alphabetically sorted.
7448 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
7449 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
7450 processor.
7451 * doc/invoke.texi (MIPS Options): Add -mips64r2.
7452 (-march=@var{arch}): Add mips64r2.
7453
7454 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7455
7456 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
7457
7458 2008-07-31 Steve Ellcey <sje@cup.hp.com>
7459
7460 * expr.c (expand_assignment): Check for complete type.
7461
7462 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7463
7464 PR debug/36977
7465 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
7466
7467 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
7468 for stack alignment.
7469
7470 * function.h (rtl_data): Add stack_realign_tried. Update comments.
7471
7472 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
7473
7474 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
7475 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
7476
7477 2008-07-31 Jakub Jelinek <jakub@redhat.com>
7478
7479 PR rtl-optimization/36419
7480 * dwarf2out.c (barrier_args_size): New variable.
7481 (compute_barrier_args_size, compute_barrier_args_size_1): New
7482 functions.
7483 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
7484 if not called yet in the current function, use barrier_args_size
7485 array to find the new args_size value.
7486 (dwarf2out_frame_debug): Free and clear barrier_args_size.
7487
7488 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7489
7490 PR debug/36980
7491 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
7492 rule 19.
7493
7494 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7495
7496 PR debug/36976
7497 * dwarf2out.c (dwarf2out_args_size_adjust): New.
7498 (dwarf2out_stack_adjust): Use it.
7499 (dwarf2out_frame_debug_expr): Likewise.
7500
7501 2008-07-31 Richard Guenther <rguenther@suse.de>
7502
7503 PR tree-optimization/36978
7504 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
7505 the generated condition.
7506
7507 2008-07-31 Richard Guenther <rguenther@suse.de>
7508
7509 * passes.c (init_optimization_passes): Always call
7510 pass_early_warn_uninitialized.
7511 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
7512 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
7513 * doc/passes.texi (Warn for uninitialized variables): Adjust.
7514
7515 2008-07-31 Jakub Jelinek <jakub@redhat.com>
7516
7517 PR c/36970
7518 * builtins.c (maybe_emit_free_warning): New function.
7519 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
7520 maybe_emit_free_warning for BUILT_IN_FREE.
7521
7522 PR debug/36278
7523 * dwarf2out.c (get_context_die): New function.
7524 (force_decl_die, force_type_die): Use it.
7525 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
7526 returns NULL, force generation of DW_TAG_typedef and put that into
7527 DW_AT_import.
7528
7529 PR preprocessor/36649
7530 * c-pch.c (c_common_read_pch): Save and restore
7531 line_table->trace_includes across PCH restore.
7532
7533 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
7534
7535 PR ada/36554
7536 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
7537
7538 2008-07-30 Rafael Ãvila de Espíndola <espindola@google.com>
7539
7540 PR 36974
7541 * final.c (call_from_call_insn): Handle COND_EXEC.
7542
7543 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
7544
7545 * builtins.c (std_gimplify_va_arg_expr): Replace
7546 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
7547 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7548
7549 2008-07-30 Joey Ye <joey.ye@intel.com>
7550 H.J. Lu <hongjiu.lu@intel.com>
7551
7552 * builtins.c (expand_builtin_setjmp_receiver): Replace
7553 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
7554 (expand_builtin_apply_args_1): Likewise.
7555 (expand_builtin_longjmp): Need DRAP for stack alignment.
7556 (expand_builtin_apply): Likewise.
7557
7558 * caller-save.c (setup_save_areas): Call assign_stack_local_1
7559 instead of assign_stack_local to allow alignment reduction.
7560
7561 * calls.c (emit_call_1): Need DRAP for stack alignment if
7562 return pops.
7563 (expand_call): Replace virtual_incoming_args_rtx with
7564 crtl->args.internal_arg_pointer.
7565 * stmt.c (expand_nl_goto_receiver): Likewise.
7566
7567 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
7568 alignment and store to stack_alignment_estimated and
7569 max_used_stack_slot_alignment.
7570 (expand_one_var): Likewise.
7571 (expand_stack_alignment): New function.
7572 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
7573 and stack_alignment_estimated fields in rtl_data. Call
7574 expand_stack_alignment at end.
7575
7576 * defaults.h (INCOMING_STACK_BOUNDARY): New.
7577 (MAX_STACK_ALIGNMENT): Likewise.
7578 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
7579 (SUPPORTS_STACK_ALIGNMENT): Likewise.
7580
7581 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
7582 stack alignment when generating virtual registers.
7583
7584 * function.c (assign_stack_local): Renamed to ...
7585 (assign_stack_local_1): This. Add a parameter to indicate
7586 if it is OK to reduce alignment.
7587 (assign_stack_local): Use it.
7588 (instantiate_new_reg): Instantiate virtual incoming args rtx
7589 to vDRAP if stack realignment and DRAP is needed.
7590 (assign_parms): Collect parameter/return type alignment and
7591 contribute to stack_alignment_estimated.
7592 (locate_and_pad_parm): Likewise.
7593 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
7594 with crtl->args.internal_arg_pointer.
7595
7596 * function.h (rtl_data): Add new field drap_reg,
7597 max_used_stack_slot_alignment, stack_alignment_estimated,
7598 stack_realign_needed, need_drap, stack_realign_processed and
7599 stack_realign_finalized.
7600 (stack_realign_fp): New macro.
7601 (stack_realign_drap): Likewise.
7602
7603 * global.c (compute_regsets): Frame pointer is needed when
7604 stack is realigned. Can eliminate frame pointer when stack is
7605 realigned and dynamic realigned argument pointer isn't used.
7606
7607 * reload1.c (update_eliminables): Frame pointer is needed
7608 when stack is realigned.
7609 (init_elim_table): Can eliminate frame pointer when stack is
7610 realigned and dynamic realigned argument pointer isn't used.
7611
7612 * rtl.h (assign_stack_local_1): Declare new funtion.
7613
7614 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
7615 (TARGET_GET_DRAP_RTX): Likewise.
7616 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
7617 TARGET_GET_DRAP_RTX.
7618
7619 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
7620
7621 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
7622 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
7623
7624 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
7625 H.J. Lu <hongjiu.lu@intel.com>
7626
7627 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
7628 vdrap_reg, stack_realign and drap_reg_saved.
7629 (add_cfi): Don't allow redefining CFA when DRAP is used.
7630 (reg_save): Handle stack alignment.
7631 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
7632 alignment. Don't generate DWARF information for (set fp sp)
7633 when DRAP is used.
7634 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
7635 to INVALID_REGNUM.
7636 (int_loc_descriptor): Move prototype forward. Also define if
7637 DWARF2_UNWIND_INFO is true.
7638 (output_cfa_loc): Handle DW_CFA_expression.
7639 (build_cfa_aligned_loc): New.
7640 (based_loc_descr): Update assert for stack realign. For local
7641 variables, use sp+offset when stack is aligned without drap and
7642 fp+offset when stack is aligned with drap. For arguments, use
7643 cfa+offset when drap is used to align stack.
7644
7645 2008-07-30 Joey Ye <joey.ye@intel.com>
7646 H.J. Lu <hongjiu.lu@intel.com>
7647
7648 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
7649 Break long line.
7650 (ix86_gen_andsp): New.
7651 (ix86_user_incoming_stack_boundary): Likewise.
7652 (ix86_default_incoming_stack_boundary): Likewise.
7653 (ix86_incoming_stack_boundary): Likewise.
7654 (ix86_can_eliminate): Likewise.
7655 (find_drap_reg): Likewise.
7656 (ix86_update_stack_boundary): Likewise.
7657 (ix86_get_drap_rtx): Likewise.
7658 (ix86_finalize_stack_realign_flags): Likewise.
7659 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
7660 (TARGET_GET_DRAP_RTX): Likewise.
7661 (override_options): Overide option value for new options.
7662 (ix86_function_ok_for_sibcall): Remove check for
7663 force_align_arg_pointer.
7664 (ix86_handle_cconv_attribute): Likewise.
7665 (ix86_function_regparm): Likewise.
7666 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
7667 (ix86_va_start): Replace virtual_incoming_args_rtx with
7668 crtl->args.internal_arg_pointer.
7669 (ix86_select_alt_pic_regnum): Check DRAP register.
7670 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
7671 (ix86_compute_frame_layout): Compute frame layout wrt stack
7672 realignment.
7673 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
7674 (ix86_expand_prologue): Decide if stack realignment is needed
7675 and generate prologue code accordingly.
7676 (ix86_expand_epilogue): Generate epilogue code wrt stack
7677 realignment is really needed or not.
7678
7679 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
7680 (ABI_STACK_BOUNDARY): Likewise.
7681 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
7682 (STACK_REALIGN_DEFAULT): Likewise.
7683 (INCOMING_STACK_BOUNDARY): Likewise.
7684 (MAX_STACK_ALIGNMENT): Likewise.
7685 (ix86_incoming_stack_boundary): Likewise.
7686 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
7687 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
7688 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
7689 (machine_function): Remove force_align_arg_pointer.
7690
7691 * config/i386/i386.md (BX_REG): New.
7692 (R13_REG): Likewise.
7693
7694 * config/i386/i386.opt (mforce_drap): New.
7695 (mincoming-stack-boundary): Likewise.
7696 (mstackrealign): Add Init(-1).
7697
7698 * config/i386/i386-protos.h (ix86_can_eliminate): New
7699
7700 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
7701
7702 * doc/extend.texi: Update force_align_arg_pointer.
7703
7704 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
7705 -mstackrealign.
7706
7707 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
7708 (INCOMING_STACK_BOUNDARY): Likewise.
7709 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
7710 (TARGET_GET_DRAP_RTX): Likewise.
7711
7712 2008-07-30 Andreas Schwab <schwab@suse.de>
7713
7714 PR rtl-optimization/36929
7715 * dse.c (replace_inc_dec): Use emit_insn_before instead of
7716 add_insn_before and fix argument order.
7717 (replace_inc_dec_mem): Handle NULL rtx.
7718
7719 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
7720
7721 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
7722 function.
7723 (arm_compute_initial_elimination_offset): Use it.
7724 (arm_compute_save_reg_mask): Include static chain save slot when
7725 calculating alignment.
7726 (arm_get_frame_offsets): Ditto.
7727 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
7728 that we can use to decrement the stack when the stack decrement
7729 could be too big for an immediate value in a single insn.
7730 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
7731
7732 2008-07-30 Richard Guenther <rguenther@suse.de>
7733
7734 PR tree-optimization/36967
7735 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
7736 Release defs of statements we remove.
7737
7738 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
7739
7740 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
7741 instead of NULL_RTVEC.
7742
7743 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
7744
7745 PR target/35866
7746
7747 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
7748 vector modes.
7749
7750 2008-07-30 Rafael Ãvila de Espíndola <espindola@google.com>
7751
7752 * final.c (call_from_call_insn): New.
7753 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
7754
7755 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
7756
7757 * configure.ac: Substitute ADA_CFLAGS.
7758 * configure: Regenerate.
7759 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
7760 * Makefile.in: Remove mention of X_* variables.
7761 * config/pa/x-ada-hpux10: Remove.
7762 * config/pa/x-ada: Remove.
7763
7764 * doc/fragments.texi: Update.
7765
7766 2008-07-30 Olivier Hainque <hainque@adacore.com>
7767
7768 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
7769 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
7770 __dso_handle explicitly here.
7771
7772 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7773
7774 PR 34389
7775 * c-typeck.c (build_binary_op): Encapsulate code into...
7776 * c-common.c (shorten_binary_op): ...this new function.
7777 (conversion_warning): Use the new function. Handle non-negative
7778 constant in bitwise-and.
7779 * c-common.h (shorten_binary_op): Declare.
7780
7781 2008-07-30 Olivier Hainque <hainque@adacore.com>
7782
7783 * scan.c (make_sstring_space): Add explicit conversions of
7784 allocator's return value.
7785 * fix-header.c (recognized_function): Likewise.
7786
7787 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7788
7789 * doc/cpp.texi: Update to GFDL 1.2.
7790 * doc/gcc.texi: Do not list GPL as Invariant Section.
7791 * doc/gccint.texi: Likewise. Update copyright years.
7792 * doc/install.texi: Update copyright years.
7793
7794 2008-07-30 Alan Modra <amodra@bigpond.net.au>
7795
7796 PR target/36955
7797 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
7798 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
7799
7800 2008-07-29 Jan Hubicka <jh@suse.cz>
7801
7802 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
7803 (grokdeclarator): Likewise.
7804 * langhooks.c (lhd_warn_unused_global_decl): Use
7805 DECL_DECLARED_INLINE_P.
7806 * print-tree.c (print_node): Remove DECL_INLINE check.
7807
7808 2008-07-29 Richard Guenther <rguenther@suse.de>
7809
7810 PR tree-optimization/36945
7811 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
7812 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
7813 Record invariant addresses un-decomposed.
7814 (copy_reference_ops_from_call): Record reference call
7815 arguments properly. Simplify.
7816 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
7817 helper split out from ...
7818 (create_component_ref_by_pieces): ... here. Simplify.
7819 Prepare for recursive invocation for call arguments.
7820 (create_expression_by_pieces): Adjust call to
7821 create_component_ref_by_pieces.
7822 (compute_avail): Process operand 2 of reference ops.
7823
7824 2008-07-29 Richard Guenther <rguenther@suse.de>
7825
7826 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
7827
7828 2008-07-29 Jakub Jelinek <jakub@redhat.com>
7829
7830 * c-format.c (check_format_types): Revert unwanted checkin.
7831
7832 2008-07-29 Jan Hubicka <jh@suse.cz>
7833
7834 * flags.h (flag_really_no_inline): Remove.
7835 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
7836 * toplev.c (flag_really_no_inline): Remove.
7837 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
7838 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
7839 (cgraph_decide_inlining_incrementally): Likewise.
7840 (compute_inline_parameters): Likewise.
7841 * opts.c (decode_options): Simplify.
7842 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
7843 * common.opt (finline): Initialize to 1.
7844 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
7845
7846 2008-07-29 Jan Hubicka <jh@suse.cz>
7847
7848 * predict.c (always_optimize_for_size_p): New function.
7849 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7850 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7851 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
7852 functions.
7853 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
7854 * function.c (prepare_function_start): Set default profile.
7855 * function.h (rtl_data): Add maybe_hot_insn_p.
7856 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
7857 (construct_exit_block): Likewise.
7858 (tree_expand_cfg): Likewise.
7859 * basic-block.h
7860 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7861 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7862 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
7863 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
7864 Declare.
7865
7866 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7867
7868 PR 34985
7869 * c-decl.c (merge_decls): Merge USED flags.
7870
7871 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
7872
7873 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
7874 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
7875 next_stack, lab_false and lab_over trees.
7876
7877 2008-07-28 Richard Guenther <rguenther@suse.de>
7878
7879 PR tree-optimization/36957
7880 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
7881 (useless_type_conversion_p): Remove.
7882 (types_compatible_p): Remove.
7883 * gimple.h (tree_ssa_useless_type_conversion): Declare.
7884 (useless_type_conversion_p): Declare.
7885 (types_compatible_p): Declare.
7886 (gimple_expr_type): Return the base type only if it is
7887 trivially convertible to the subtype.
7888
7889 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
7890
7891 * configure.ac: Use the m4_do macro to concatenate the warnings into
7892 one string in ACX_PROG_CC_WARNING_OPTS,
7893 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
7894 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
7895 * configure: Regenerate.
7896
7897 2008-07-28 Richard Guenther <rguenther@suse.de>
7898
7899 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
7900 (insert_fake_stores): Remove.
7901 (realify_fake_stores): Likewise.
7902 (execute_pre): Remove dead code.
7903 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
7904 (find_func_aliases): Deal with it here instead.
7905 Re-enable gcc_unreachable call.
7906
7907 2008-07-28 Richard Guenther <rguenther@suse.de>
7908
7909 Merge from gimple-tuples-branch.
7910
7911 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
7912 * gimple.def: New file.
7913 * gsstruct.def: Likewise.
7914 * gimple-iterator.c: Likewise.
7915 * gimple-pretty-print.c: Likewise.
7916 * tree-gimple.c: Removed. Merged into ...
7917 * gimple.c: ... here. New file.
7918 * tree-gimple.h: Removed. Merged into ...
7919 * gimple.h: ... here. New file.
7920
7921 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
7922 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
7923 --enable-checking=gimple flag.
7924 * config.in: Likewise.
7925 * configure: Regenerated.
7926
7927 * tree-ssa-operands.h: Tuplified.
7928 * tree-vrp.c: Likewise.
7929 * tree-loop-linear.c: Likewise.
7930 * tree-into-ssa.c: Likewise.
7931 * tree-ssa-loop-im.c: Likewise.
7932 * tree-dump.c: Likewise.
7933 * tree-complex.c: Likewise.
7934 * cgraphbuild.c: Likewise.
7935 * tree-ssa-threadupdate.c: Likewise.
7936 * tree-ssa-loop-niter.c: Likewise.
7937 * tree-pretty-print.c: Likewise.
7938 * tracer.c: Likewise.
7939 * gengtype.c: Likewise.
7940 * tree-loop-distribution.c: Likewise.
7941 * tree-ssa-loop-unswitch.c: Likewise.
7942 * cgraph.c: Likewise.
7943 * cgraph.h: Likewise.
7944 * tree-ssa-loop-manip.c: Likewise.
7945 * value-prof.c: Likewise.
7946 * tree-ssa-loop-ch.c: Likewise.
7947 * tree-tailcall.c: Likewise.
7948 * value-prof.h: Likewise.
7949 * tree.c: Likewise.
7950 * tree.h: Likewise.
7951 * tree-pass.h: Likewise.
7952 * ipa-cp.c: Likewise.
7953 * tree-scalar-evolution.c: Likewise.
7954 * tree-scalar-evolution.h: Likewise.
7955 * target.h: Likewise.
7956 * lambda-mat.c: Likewise.
7957 * tree-phinodes.c: Likewise.
7958 * diagnostic.h: Likewise.
7959 * builtins.c: Likewise.
7960 * tree-ssa-alias-warnings.c: Likewise.
7961 * cfghooks.c: Likewise.
7962 * fold-const.c: Likewise.
7963 * cfghooks.h: Likewise.
7964 * omp-low.c: Likewise.
7965 * tree-ssa-dse.c: Likewise.
7966 * ipa-reference.c: Likewise.
7967 * tree-ssa-uncprop.c: Likewise.
7968 * toplev.c: Likewise.
7969 * tree-gimple.c: Likewise.
7970 * tree-gimple.h: Likewise.
7971 * tree-chrec.c: Likewise.
7972 * tree-chrec.h: Likewise.
7973 * tree-ssa-sccvn.c: Likewise.
7974 * tree-ssa-sccvn.h: Likewise.
7975 * cgraphunit.c: Likewise.
7976 * tree-ssa-copyrename.c: Likewise.
7977 * tree-ssa-ccp.c: Likewise.
7978 * tree-ssa-loop-ivopts.c: Likewise.
7979 * tree-nomudflap.c: Likewise.
7980 * tree-call-cdce.c: Likewise.
7981 * ipa-pure-const.c: Likewise.
7982 * c-format.c: Likewise.
7983 * tree-stdarg.c: Likewise.
7984 * tree-ssa-math-opts.c: Likewise.
7985 * tree-ssa-dom.c: Likewise.
7986 * tree-nrv.c: Likewise.
7987 * tree-ssa-propagate.c: Likewise.
7988 * ipa-utils.c: Likewise.
7989 * tree-ssa-propagate.h: Likewise.
7990 * tree-ssa-alias.c: Likewise.
7991 * gimple-low.c: Likewise.
7992 * tree-ssa-sink.c: Likewise.
7993 * ipa-inline.c: Likewise.
7994 * c-semantics.c: Likewise.
7995 * dwarf2out.c: Likewise.
7996 * expr.c: Likewise.
7997 * tree-ssa-loop-ivcanon.c: Likewise.
7998 * predict.c: Likewise.
7999 * tree-ssa-loop.c: Likewise.
8000 * tree-parloops.c: Likewise.
8001 * tree-ssa-address.c: Likewise.
8002 * tree-ssa-ifcombine.c: Likewise.
8003 * matrix-reorg.c: Likewise.
8004 * c-decl.c: Likewise.
8005 * tree-eh.c: Likewise.
8006 * c-pretty-print.c: Likewise.
8007 * lambda-trans.c: Likewise.
8008 * function.c: Likewise.
8009 * langhooks.c: Likewise.
8010 * ebitmap.h: Likewise.
8011 * tree-vectorizer.c: Likewise.
8012 * function.h: Likewise.
8013 * langhooks.h: Likewise.
8014 * tree-vectorizer.h: Likewise.
8015 * ipa-type-escape.c: Likewise.
8016 * ipa-type-escape.h: Likewise.
8017 * domwalk.c: Likewise.
8018 * tree-if-conv.c: Likewise.
8019 * profile.c: Likewise.
8020 * domwalk.h: Likewise.
8021 * tree-data-ref.c: Likewise.
8022 * tree-data-ref.h: Likewise.
8023 * tree-flow-inline.h: Likewise.
8024 * tree-affine.c: Likewise.
8025 * tree-vect-analyze.c: Likewise.
8026 * c-typeck.c: Likewise.
8027 * gimplify.c: Likewise.
8028 * coretypes.h: Likewise.
8029 * tree-ssa-phiopt.c: Likewise.
8030 * calls.c: Likewise.
8031 * tree-ssa-coalesce.c: Likewise.
8032 * tree.def: Likewise.
8033 * tree-dfa.c: Likewise.
8034 * except.c: Likewise.
8035 * except.h: Likewise.
8036 * cfgexpand.c: Likewise.
8037 * tree-cfgcleanup.c: Likewise.
8038 * tree-ssa-pre.c: Likewise.
8039 * tree-ssa-live.c: Likewise.
8040 * tree-sra.c: Likewise.
8041 * tree-ssa-live.h: Likewise.
8042 * tree-predcom.c: Likewise.
8043 * lambda.h: Likewise.
8044 * tree-mudflap.c: Likewise.
8045 * ipa-prop.c: Likewise.
8046 * print-tree.c: Likewise.
8047 * tree-ssa-copy.c: Likewise.
8048 * ipa-prop.h: Likewise.
8049 * tree-ssa-forwprop.c: Likewise.
8050 * ggc-page.c: Likewise.
8051 * c-omp.c: Likewise.
8052 * tree-ssa-dce.c: Likewise.
8053 * tree-vect-patterns.c: Likewise.
8054 * tree-ssa-ter.c: Likewise.
8055 * tree-nested.c: Likewise.
8056 * tree-ssa.c: Likewise.
8057 * lambda-code.c: Likewise.
8058 * tree-ssa-loop-prefetch.c: Likewise.
8059 * tree-inline.c: Likewise.
8060 * tree-inline.h: Likewise.
8061 * tree-iterator.c: Likewise.
8062 * tree-optimize.c: Likewise.
8063 * tree-ssa-phiprop.c: Likewise.
8064 * tree-vect-transform.c: Likewise.
8065 * tree-object-size.c: Likewise.
8066 * tree-outof-ssa.c: Likewise.
8067 * cfgloop.c: Likewise.
8068 * system.h: Likewise.
8069 * tree-profile.c: Likewise.
8070 * cfgloop.h: Likewise.
8071 * c-gimplify.c: Likewise.
8072 * c-common.c: Likewise.
8073 * tree-vect-generic.c: Likewise.
8074 * tree-flow.h: Likewise.
8075 * c-common.h: Likewise.
8076 * basic-block.h: Likewise.
8077 * tree-ssa-structalias.c: Likewise.
8078 * tree-switch-conversion.c: Likewise.
8079 * tree-ssa-structalias.h: Likewise.
8080 * tree-cfg.c: Likewise.
8081 * passes.c: Likewise.
8082 * ipa-struct-reorg.c: Likewise.
8083 * ipa-struct-reorg.h: Likewise.
8084 * tree-ssa-reassoc.c: Likewise.
8085 * cfgrtl.c: Likewise.
8086 * varpool.c: Likewise.
8087 * stmt.c: Likewise.
8088 * tree-ssanames.c: Likewise.
8089 * tree-ssa-threadedge.c: Likewise.
8090 * langhooks-def.h: Likewise.
8091 * tree-ssa-operands.c: Likewise.
8092 * config/alpha/alpha.c: Likewise.
8093 * config/frv/frv.c: Likewise.
8094 * config/s390/s390.c: Likewise.
8095 * config/m32c/m32c.c: Likewise.
8096 * config/m32c/m32c-protos.h: Likewise.
8097 * config/spu/spu.c: Likewise.
8098 * config/sparc/sparc.c: Likewise.
8099 * config/i386/i386.c: Likewise.
8100 * config/sh/sh.c: Likewise.
8101 * config/xtensa/xtensa.c: Likewise.
8102 * config/stormy16/stormy16.c: Likewise.
8103 * config/ia64/ia64.c: Likewise.
8104 * config/rs6000/rs6000.c: Likewise.
8105 * config/pa/pa.c: Likewise.
8106 * config/mips/mips.c: Likewise.
8107
8108 2008-07-28 Simon Baldwin <simonb@google.com>
8109
8110 * c-pragma.c (handle_pragma_message): New function.
8111 (init_pragma): Register handle_pragma_message.
8112 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
8113 documentation.
8114
8115 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
8116
8117 PR tree-optimization/35252
8118 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
8119 REALPART_EXPR to be considered as same load operation.
8120
8121 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
8122
8123 PR tree-optimization/36830
8124 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
8125 (expressions_equal_p): Return false if only one operand is null.
8126
8127 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
8128
8129 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
8130 version requirements.
8131
8132 2008-07-26 Olivier Hainque <hainque@adacore.com>
8133
8134 * collect2.c (symkind): New enum. Symbol kinds we care about.
8135 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
8136 code and head comment accordingly.
8137 (scan_prog_file): Use symkind names instead of bare integers.
8138
8139 2008-07-25 Jan Hubicka <jh@suse.cz>
8140
8141 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
8142 DECL_INLINE.
8143 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
8144 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
8145 * dojump.c (clear_pending_stack_adjust): Likewise.
8146 * print-tree.c (print_node): Ignore DECL_INLINE.
8147 * tree-inline.c (inlinable_function_p): Likewise.
8148
8149 2008-07-25 Michael Meissner <gnu@the-meissners.org>
8150
8151 * doc/extend.texi (hot attribute): Document that the hot attribute
8152 turns on -O3 for some ports.
8153 (cold attribute): Document that the cold attribute turns on -Os
8154 for some ports
8155
8156 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
8157 reflect function specific option support.
8158
8159 * target.h (struct target_option_hooks): Add fields to say whether
8160 the cold attribute implies -Os and the hot attribute implies -O3.
8161
8162 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
8163 By default, do not turn on -Os for cold functions.
8164 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
8165 not turn on -O3 for hot functions.
8166
8167 * c-common.c (handle_hot_attribute): Use target hook to determine
8168 if hot functions should enable -O3.
8169 (handle_cold_attribute): Use target hook to determine if cold
8170 functions should enable -Os.
8171
8172 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
8173 (override_options): Move disable scheduling to
8174 optimization_options.
8175 (optimization_options): Disable scheduling here, not
8176 override_options.
8177 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8178 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8179
8180 * config/ia64/ia64.c (ia64_override_options): Move setting
8181 scheduling flags to ia64_optimization_options.
8182 (ia64_optimization_options): Disable scheduling options here, and
8183 not in ia64_override_options.
8184 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8185 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8186
8187 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
8188
8189 PR target/36936
8190 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
8191
8192 2008-07-25 Martin Jambor <mjambor@suse.cz>
8193
8194 PR tree-optimization/36926
8195 * ipa-prop.c (ipa_analyze_call_uses): Call
8196 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
8197
8198 2008-07-25 Joseph Myers <joseph@codesourcery.com>
8199
8200 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
8201 movv2si_internal): Add mem = reg alternative.
8202
8203 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
8204
8205 PR bootstrap/36918
8206 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
8207 DEFAULT_PCC_STRUCT_RETURN to 127.
8208
8209 2008-07-24 Jan Hubicka <jh@suse.cz>
8210
8211 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
8212 (build_cgraph_edges): Likewise.
8213 * cgraph.c (cgraph_node): Do not update assembler hash.
8214 (cgraph_remove_node): Drop non-unit-at-a-time code.
8215 * tree-pass.h (pass_O0_always_inline): Remove.
8216 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
8217 * toplev.c (process_options): Flag unit-at-a-time does not imply
8218 no section anchors.
8219 * cgraphunit.c: Update comments.
8220 (decide_is_function_needed): Drop non-unit-at-a-time mode.
8221 (cgraph_assemble_pending_functions): Remove.
8222 (cgraph_reset_node): Drop non-unit-at-a-time code.
8223 (cgraph_finalize_function): Likewise.
8224 (cgraph_analyze_function): Likewise.
8225 (cgraph_finalize_compilation_unit): Likewise.
8226 (cgraph_expand_function): Likewise.
8227 (cgraph_optimize): Likesise.
8228 (save_inline_function_body): Likewise.
8229 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
8230 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
8231 * ipa-inline.c: Update comments.
8232 (enum inlining_mode): remove INLINE_SPEED.
8233 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
8234 (cgraph_mark_inline_edge): Likewise.
8235 (try_inline): Likewise.
8236 (cgraph_decide_inlining_incrementally): Likewise.
8237 (cgraph_gate_inlining): Remove.
8238 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
8239 (cgraph_gate_early_inlining): Likewise.
8240 (gate_inline_passes): Remove.
8241 (pass_inline_parameters, pass_ipa_inline): Remove gates.
8242 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
8243 pass_O0_always_inline): Remove.
8244 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
8245 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
8246 * opts.c (no_unit_at_a_time_default): Remove.
8247 (decode_options): Remove flag_unit_at_a_time reset and warning.
8248 * opts.h (no_unit_at_a_time_default): Remove.
8249 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
8250 early in GNU dialect.
8251 (merge_decls): Update comment; drop unit-at-a-time check.
8252 (finish_decl): Likewise.
8253 (grok_declaration): Remove flag_inline_trees code.
8254 (finish_functions): Return on function returning non-void on all
8255 statics.
8256 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
8257 * cfgexpand.c (expand_one_static_var): Remove.
8258 (expand_one_var): Remove expand_one_static_var call.
8259 (expand_used_vars_for_block): Remove flag_unit_a_time check.
8260 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
8261 and flag_unit_at_a-time compatibility checks.
8262 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
8263 * tree-inline.c (flag_inline_trees): Remove.
8264 (inlinable_function_p): Don't check it.
8265 (expand_call_inline): Remove non-unit-at-a-time code.
8266 * tree-inline.h (flag_inline_trees): Remove.
8267 * tree-optimize.c (execute_early_local_optimizations): Remove
8268 unit-at-a-time checks.
8269 (tree_rest_of_compilation): Likewise.
8270 * combine.c (setup_incoming_promotions): Likewise.
8271 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
8272 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
8273 * passes.c (pass_inline_parameters): Update comments; remove
8274 O0_alwaysinline pass.
8275 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
8276 (execute_one_pass): Likewise.
8277 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
8278 (ix86_function_sseregparm): Likewise.
8279 * arm.c (arm_function_in_section_p): Likewise.
8280 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
8281 * varpool.c: Update comments.
8282 (decide_is_variable_needed): Remove unit-at-a-time checks.
8283 (varpool_finalize_decl): Likewise.
8284
8285 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
8286
8287 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
8288 to 2 instead of -1.
8289 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
8290
8291 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
8292
8293 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
8294 imp symbol extension.
8295
8296 2008-07-23 Ian Lance Taylor <iant@google.com>
8297
8298 * tree-vrp.c (infer_value_range): Ignore asm statements when
8299 looking for memory accesses for -fdelete-null-pointer-checks.
8300
8301 2008-07-24 Ben Elliston <bje@au.ibm.com>
8302
8303 * config/spu/spu-c.c (__vector_keyword): New variable.
8304 (vector_keyword): Likewise.
8305 (spu_categorize_keyword): New function.
8306 (spu_macro_to_expand): Likewise.
8307 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
8308 compiling an ISO C dialect.
8309
8310 2008-07-24 Ben Elliston <bje@au.ibm.com>
8311
8312 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
8313 conventional usage.
8314
8315 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8316
8317 * configure: Regenerate.
8318 * configure.ac: Require texinfo 4.7.
8319 * doc/install.texi: Document texinfo 4.7 requirement.
8320
8321 2008-07-23 Martin Jambor <mjambor@suse.cz>
8322
8323 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
8324 rather than for DECL_SAVED_TREE.
8325 * ipa-prop.c: Include diagnostic.h.
8326 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
8327 thoroughly.
8328 (ipa_detect_param_modifications): Function rewritten from scratch.
8329 (ipa_compute_jump_functions): Changed accesses to modification flags.
8330 (ipa_free_node_params_substructures): Update flags destruction.
8331 (ipa_node_duplication_hook): Update flags duplication.
8332 (ipa_print_all_params_modified): Updated flag access.
8333 * ipa-prop.h (struct ipa_param_flags): New structure.
8334 (struct ipa_node_params): New field modification_analysis_done,
8335 modified_flags changed into param_flags.
8336 (ipa_is_ith_param_modified): Changed to use new flags.
8337 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
8338
8339 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
8340 ipa-cp.c and split into two functions.
8341 (ipa_print_node_jump_functions): New function.
8342 (compute_scalar_jump_functions): New function.
8343 (type_like_member_ptr_p): New function.
8344 (compute_pass_through_member_ptrs): New function.
8345 (fill_member_ptr_cst_jump_function): New function.
8346 (determine_cst_member_ptr): New function.
8347 (compute_cst_member_ptr_arguments): New function.
8348 (ipa_compute_jump_functions): Complete rewrite.
8349 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
8350 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
8351 (struct ipa_member_ptr_cst): New structure.
8352 (union jump_func_value): New field member_cst.
8353 * ipa-cp.c (ipcp_lat_is_insertable): New function.
8354 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
8355 jump function types.
8356 (ipcp_print_all_lattices): Slight fprintf rearrangement.
8357 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
8358 instead of ipcp_print_all_jump_functions.
8359 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
8360 only for replacable scalars.
8361
8362 * doc/invoke.texi (Optimize options): Add description of
8363 -findirect-inlining.
8364 * common.opt (flag_indirect_inlining): New flag.
8365 * opts.c (decode_options): Set flag_indirect_inlining when
8366 optimize >= 3.
8367
8368 * ipa-inline.c: Include ipa-prop.h.
8369 (inline_indirect_intraprocedural_analysis): New function.
8370 (inline_generate_summary): Allocate parameter and argument info
8371 structures, call inline_indirect_intraprocedural_analysis on each
8372 node when doing indirect inlining and deallocate indirect inlining
8373 data structures in the end.
8374 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
8375 (free_all_ipa_structures_after_iinln): New function.
8376 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
8377 done.
8378 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
8379
8380 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
8381 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8382 of computing the frequency separately.
8383 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8384 of computing the frequency separately.
8385 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
8386 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
8387 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
8388 (ipa_get_stmt_member_ptr_load_param): New function.
8389 (ipa_is_ssa_with_stmt_def): New function.
8390 (ipa_note_param_call): New function.
8391 (ipa_analyze_call_uses): New function.
8392 (ipa_analyze_stmt_uses): New function.
8393 (ipa_analyze_params_uses): New function.
8394 (ipa_free_node_params_substructures): Also free the param_calls linked
8395 list.
8396 (ipa_node_duplication_hook): Also duplicate the param_calls
8397 linked list.
8398 (ipa_print_node_param_flags): New function.
8399 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
8400 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
8401 * ipa-prop.h (struct ipa_param_flags): New field called.
8402 (struct ipa_param_call_note): New structure.
8403 (struct ipa_node_params): New fields param_calls and
8404 uses_analysis_done.
8405 (ipa_is_ith_param_called): New function.
8406 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
8407 ipa_analyze_params_uses and dump parameter flags.
8408
8409 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
8410 ipa_propagate_indirect_call_infos if performing indirect inlining,
8411 pass a new parameter new_edges to it.
8412 (add_new_edges_to_heap): New fucntion.
8413 (cgraph_decide_inlining_of_small_functions): New vector
8414 new_indirect_edges for newly found indirect edges , call
8415 ipa_propagate_indirect_call_infos after inlining.
8416 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
8417 inlining if performing indirect inlining. Call
8418 free_all_ipa_structures_after_iinln when doing so too.
8419 (inline_generate_summary): Do not call
8420 free_all_ipa_structures_after_iinln here.
8421 * ipa-prop.c (update_jump_functions_after_inlining): New function.
8422 (print_edge_addition_message): New function.
8423 (update_call_notes_after_inlining): New function.
8424 (propagate_info_to_inlined_callees): New function.
8425 (ipa_propagate_indirect_call_infos): New function.
8426 * ipa-prop.h: Include cgraph.h
8427 (struct ipa_param_call_note): Fields reordered, new field processed.
8428 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
8429 flag indirect_call.
8430 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
8431 rediscovered call statements.
8432 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
8433 (dump_cgraph_node): Dump also the indirect_call flag.
8434 (cgraph_clone_edge): Copy also the indirect_call flag.
8435 * tree-inline.c (copy_bb): Do not check for fndecls from call
8436 expressions, check for edge availability when moving clones.
8437 (get_indirect_callee_fndecl): New function.
8438 (expand_call_inline): If callee declaration is not apprent from
8439 the statement, try calling get_indirect_callee_fndecl. Do not
8440 issue warnings or call sorry when not inlinings an indirect edge.
8441 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
8442
8443 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
8444 bit more frandly to matching.
8445 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
8446 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
8447 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
8448
8449 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8450
8451 PR 36907
8452 * opth-gen.awk: Suppress function specific features when building
8453 target libraries.
8454 * optc-gen.awk: Ditto.
8455
8456 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8457
8458 PR 35058
8459 * diagnostic.c (pedwarn): Add opt parameter.
8460 (pedwarn0): New.
8461 * c-tree.h (pedwarn_init): Add opt parameter.
8462 (pedwarn_c90): Likewise.
8463 (pedwarn_c99): Likewise.
8464 * c-errors.c (pedwarn_c99): Likewise.
8465 (pedwarn_c90): Likewise.
8466 * toplev.h (pedwarn): Update declaration.
8467 (pedwarn0): Declare.
8468 * c-lex.c: All calls to pedwarn changed.
8469 * builtins.c: All calls to pedwarn changed.
8470 * toplev.c: All calls to pedwarn changed.
8471 * c-decl.c: All calls to pedwarn changed.
8472 * c-typeck.c: All calls to pedwarn changed.
8473 * c-common.c: All calls to pedwarn changed.
8474 * c-parser.c: All calls to pedwarn changed.
8475
8476 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8477 Karthik Kumar <karthikkumar@gmail.com>
8478
8479 * attribs.c (file scope): Include c-common.h.
8480 (decl_attributes): Add support for #pragma GCC optimize and
8481 #pragma GCC option.
8482
8483 * targhooks.c (default_can_inline_p): New function that is the
8484 default for the TARGET_CAN_INLINE_P target hook.
8485
8486 * targhooks.h (default_can_inline_p): Add declaration.
8487
8488 * tree.c (cl_optimization_node): New static tree for building
8489 OPTIMIZATION_NODE tree.
8490 (cl_target_option_node): New static tree for building
8491 TARGET_OPTION_NODE tree.
8492 (cl_option_hash_table): New hash table for hashing
8493 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8494 (cl_option_hash_hash): New function to provide the hash value for
8495 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8496 (cl_option_hash_eq): New function to provide an equality test for
8497 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8498 (tree_code_size): Add support for OPTIMIZATION_NODE and
8499 TARGET_OPTION_NODE trees.
8500 (tree_code_structure): Add support for OPTIMIZATION_NODE and
8501 TARGET_OPTION_NODE trees.
8502 (build_optimization_node): Build a tree that has all of the
8503 current optimization options.
8504 (build_target_option_node): Build a tree that has the target
8505 options that might be changed on a per function basis.
8506
8507 * tree.h (file scope): Include options.h.
8508 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
8509 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
8510 (TREE_OPTIMIZATION): Ditto.
8511 (TREE_TARGET_SPECIFIC): Ditto.
8512 (struct tree_function_decl): Add fields for remembering the
8513 current optimization options and target specific options.
8514 (struct tree_optimization_option): New tree variant that remembers
8515 the optimization options.
8516 (struct tree_target_option): New tree variant that remembers the
8517 target specific flags that might change for compiling a particular
8518 function.
8519 (union tree_node): Include tree_optimization_option and
8520 tree_target_option fields.
8521 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
8522 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
8523 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
8524 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
8525 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
8526 optimization and target options.
8527 (optimization_default_node): New macro to refer to global_trees
8528 field.
8529 (optimization_current_node): Ditto.
8530 (optimization_cold_node): Ditto.
8531 (optimization_hot_node): Ditto.
8532 (target_option_default_node): Ditto.
8533 (target_option_current_node): Ditto.
8534 (current_option_pragma): Ditto.
8535 (current_optimize_pragma): Ditto.
8536
8537 * target.h (struct gcc_target): Add valid_option_attribute_p,
8538 target_option_save, target_option_restore, target_option_print,
8539 target_option_pragma_parse, and can_inline_p hooks.
8540
8541 * toplev.h (parse_optimize_options): Add declaration.
8542 (fast_math_flags_struct_set_p): Ditto.
8543
8544 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
8545 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
8546 optimize is used.
8547
8548 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
8549 tree_can_inline_p hook to see if one function can inline another.
8550 (cgraph_decide_inlining): Ditto.
8551 (cgraph_decide_inlining_incrementally): Ditto.
8552
8553 * opts.c (decode_options): Add support for running multiple times
8554 to allow functions with different target or optimization options
8555 than was specified on the command line.
8556 (fast_math_flags_struct_set_p): New function that is similar to
8557 fast_math_flags_set_p, except it uses the values in the
8558 cl_optimization structure instead of global variables.
8559
8560 * optc-gen.awk: Add support for TargetSave to allow a back end to
8561 declare new fields that need to be saved when using function
8562 specific options. Include flags.h and target.h in the options.c
8563 source. Add support for Save to indicate which options can be set
8564 for individual functions. Generate cl_optimize_save,
8565 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
8566 cl_target_option_restore, cl_target_option_print functions to
8567 allow functions to use different optimization or target options.
8568
8569 * opt-functions.awk (var_type_struct): Return the type used for
8570 storing the field in a structure.
8571
8572 * opth-gen.awk: Add support for TargetSave to allow a back end to
8573 declare new fields that need to be saved when using function
8574 specific options. Add support for Save to indicate which options
8575 can be set for individual functions. Only generate one extern for
8576 Mask fields. Generate cl_optimization and cl_target_option
8577 structures to remember optimization and target options.
8578
8579 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
8580 collecting new tree nodes.
8581 (TS_TARGET_OPTION): Ditto.
8582
8583 * c-decl.c (merge_decls): Merge function specific target and
8584 optimization options.
8585
8586 * function.c (invoke_set_current_function_hook): If the function
8587 uses different optimization options, change the global variables
8588 to reflect this.
8589
8590 * coretypes.h (struct cl_optimization): Add forward reference.
8591 (struct cl_target_option): Ditto.
8592
8593 * c-pragma.c (option_stack): New static vector to remember the
8594 current #pragma GCC option stack.
8595 (handle_pragma_option): New function to support #pragma GCC option
8596 to change target options.
8597 (optimize_stack): New static vector to remember the current
8598 #pragma GCC optimize stack.
8599 (handle_pragma_optimize): New function to support #pragma GCC
8600 optimize to change optimization options.
8601 (init_pragma): Add support for #pragma GCC optimize and #pragma
8602 GCC option.
8603
8604 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
8605 optimization options.
8606 (TARGET_OPTION_NODE): New tree code for remembering certain target
8607 options.
8608
8609 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
8610 TARGET_OPTION_NODE trees.
8611
8612 * common.opt (-O): Add Optimization flag.
8613 (-Os): Ditto.
8614 (-fmath-errno): Ditto.
8615 (-falign-functions): Add UInteger flag to make sure flag gets full
8616 int in cl_optimization structure.
8617 (-falign-jumps): Ditto.
8618 (-falign-labels): Ditto.
8619 (-falign-loops): Ditto.
8620 (-fsched-stalled-insns): Ditto.
8621 (-fsched-stalled-insns-dep): Ditto.
8622
8623 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
8624 definition.
8625 (TARGET_OPTION_SAVE): Ditto.
8626 (TARGET_OPTION_RESTORE): Ditto.
8627 (TARGET_OPTION_PRINT): Ditto.
8628 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
8629 (TARGET_CAN_INLINE_P): Ditto.
8630 (TARGET_INITIALIZER): Add new hooks.
8631
8632 * tree-inline.c (tree_can_inline_p): New function to determine
8633 whether one function can inline another. Check if the functions
8634 use compatible optimization options, and also call the backend
8635 can_inline_p hook.
8636
8637 * tree-inline.h (tree_can_inline_p): Add declaration.
8638
8639 * c-common.c (c_common_attribute): Add support for option and
8640 optimize attributes.
8641 (handle_option_attribute): Add support for the option attribute to
8642 allow the user to specify different target options for compiling a
8643 specific function.
8644 (handle_optimize_attribute): Add support for the optimize
8645 attribute to allow the user to specify different optimization
8646 options for compiling a specific function.
8647 (handle_hot_attribute): Turn on -O3 optimization for this one
8648 function if it isn't the default optimization level.
8649 (handle_cold_attribute): Turn on -Os optimization for this one
8650 function if it insn't the default optimization.
8651 (const_char_p): New const char * typedef.
8652 (optimize_args): New static vector to remember the optimization
8653 arguments.
8654 (parse_optimize_options): New function to set up the optimization
8655 arguments from either the optimize attribute or #pragma GCC optimize.
8656
8657 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
8658 (builtin_define_std): Ditto.
8659
8660 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
8661 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
8662 (x86_64-*-*): Ditto.
8663
8664 * Makefile.in (TREE_H): Add options.h.
8665 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
8666
8667 * doc/extend.texi (option attribute): Document new attribute.
8668 (optimize attribute): Ditto.
8669 (hot attribute): Document hot attribute sets -O3.
8670 (cold attribute): Document cold attribute sets -Os.
8671 (#pragma GCC option): Document new pragma.
8672 (#pragma GCC optimize): Ditto.
8673
8674 * doc/options.texi (TargetSave): Document TargetSave syntax.
8675 (UInteger): Document UInteger must be used for certain flags.
8676 (Save): Document Save option to create target specific options
8677 that can be saved/restored on a function specific context.
8678
8679 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
8680 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
8681
8682 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
8683 (TARGET_OPTION_SAVE): Ditto.
8684 (TARGET_OPTION_RESTORE): Ditto.
8685 (TARGET_OPTION_PRINT): Ditto.
8686 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
8687 (TARGET_CAN_INLINE_P): Ditto.
8688
8689 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
8690 -mfpmath=sse,387.
8691 (-mfpmath=both): Ditto.
8692
8693 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8694 Karthik Kumar <karthikkumar@gmail.com>
8695
8696 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
8697 (TARGET_POPCNT): Ditto.
8698 (TARGET_SAHF): Ditto.
8699 (TARGET_AES): Ditto.
8700 (TARGET_PCLMUL): Ditto.
8701 (TARGET_CMPXCHG16B): Ditto.
8702 (TARGET_RECIP): Move switch into target_flags.
8703 (TARGET_FUSED_MADD): Ditto.
8704 (ix86_arch_features): Make an unsigned char type.
8705 (ix86_tune_features): Ditto.
8706 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
8707 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
8708 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
8709
8710 * config/i386/i386.opt (arch): New TargetSave field to define
8711 fields that need to be saved for function specific option support.
8712 (tune): Ditto.
8713 (fpmath): Ditto.
8714 (branch_cost): Ditto.
8715 (ix86_isa_flags_explicit): Ditto.
8716 (tune_defaulted): Ditto.
8717 (arch_specified): Ditto.
8718 (-m128-long-double): Add Save flag to save option for target
8719 specific option support.
8720 (-m80387): Ditto.
8721 (-maccumulate-outgoing-args): Ditto.
8722 (-malign-double): Ditto.
8723 (-malign-stringops): Ditto.
8724 (-mfancy-math-387): Ditto.
8725 (-mhard-float): Ditto.
8726 (-mieee-fp): Ditto.
8727 (-minline-all-stringops): Ditto.
8728 (-minline-stringops-dynamically): Ditto.
8729 (-mms-bitfields): Ditto.
8730 (-mno-align-stringops): Ditto.
8731 (-mno-fancy-math-387): Ditto.
8732 (-mno-push-args): Ditto.
8733 (-mno-red-zone): Ditto.
8734 (-mpush-args): Ditto.
8735 (-mred-zone): Ditto.
8736 (-mrtd): Ditto.
8737 (-msseregparm): Ditto.
8738 (-mstack-arg-probe): Ditto.
8739 (-m32): Ditto.
8740 (-m64): Ditto.
8741 (-mmmx): Ditto.
8742 (-m3dnow): Ditto.
8743 (-m3dnowa): Ditto.
8744 (-msse): Ditto.
8745 (-msse2): Ditto.
8746 (-msse3): Ditto.
8747 (-msse4.1): Ditto.
8748 (-msse4.2): Ditto.
8749 (-msse4): Ditto.
8750 (-mno-sse4): Ditto.
8751 (-msse4a): Ditto.
8752 (-msse5): Ditto.
8753 (-mrecip): Move flag into target_flags.
8754 (-mcld): Ditto.
8755 (-mno-fused-madd): Ditto.
8756 (-mfused-madd): Ditto.
8757 (-mabm): Move flag into ix86_isa_flags.
8758 (-mcx16): Ditto.
8759 (-mpopcnt): Ditto.
8760 (-msahf): Ditto.
8761 (-maes): Ditto.
8762 (-mpclmul): Ditto.
8763
8764 * config/i386/i386-c.c: New file for #pragma support.
8765 (ix86_target_macros_internal): New function to #define or #undef
8766 target macros based when the user uses the #pragma GCC option to
8767 change target options.
8768 (ix86_pragma_option_parse): New function to add #pragma GCC option
8769 support.
8770 (ix86_target_macros): Move defining the target macros here from
8771 TARGET_CPU_CPP_BUILTINS in i386.h.
8772 (ix86_register_pragmas): Register the #pragma GCC option hook. If
8773 defined, initialize any subtarget #pragmas.
8774
8775 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
8776 REGISTER_TARGET_PRAGMAS.
8777
8778 * config/i386/t-i386: New file for x86 dependencies.
8779 (i386.o): Make dependencies mirror the include files used.
8780 (i386-c.o): New file, add dependencies.
8781
8782 * config/i386/i386-protos.h (override_options): Add bool argument.
8783 (ix86_valid_option_attribute_tree): Add declaration.
8784 (ix86_target_macros): Ditto.
8785 (ix86_register_macros): Ditto.
8786
8787 * config/i386/i386.c (ix86_tune_features): Move initialization of
8788 the target masks to initial_ix86_tune_features to allow functions
8789 to have different target options. Make type unsigned char,
8790 instead of unsigned int.
8791 (initial_ix86_tune_features): New static vector to hold processor
8792 masks for the tune variables.
8793 (ix86_arch_features): Move initialization of the target masks to
8794 initial_ix86_arch_features to allow functions to have different
8795 target options. Make type unsigned char, instead of unsigned int.
8796 (initial_ix86_arch_features): New static vector to hold processor
8797 masks for the arch variables.
8798 (enum ix86_function_specific_strings): New enum to describe the
8799 string options used for attribute((option(...))).
8800 (ix86_target_string): New function to return a string that
8801 describes the target options.
8802 (ix86_debug_options): New function to print the current options in
8803 the debugger.
8804 (ix86_function_specific_save): New function hook to save the
8805 function specific global variables in the cl_target_option structure.
8806 (ix86_function_specific_restore): New function hook to restore the
8807 function specific variables from the cl_target_option structure to
8808 the global variables.
8809 (ix86_function_specific_print): New function hook to print the
8810 target specific options in the cl_target_option structure.
8811 (ix86_valid_option_attribute_p): New function hook to validate
8812 attribute((option(...))) arguments.
8813 (ix86_valid_option_attribute_tree): New function that is common
8814 code between attribute((option(...))) and #pragma GCC option
8815 support that parses the options and returns a tree holding the options.
8816 (ix86_valid_option_attribute_inner_p): New helper function for
8817 ix86_valid_option_attribute_tree.
8818 (ix86_can_inline_p): New function hook to decide if one function
8819 can inline another on a target specific basis.
8820 (ix86_set_current_function); New function hook to switch target
8821 options if the user used attribute((option(...))) or #pragma GCC
8822 option.
8823 (ix86_tune_defaulted): Move to static file scope from
8824 override_options.
8825 (ix86_arch_specified): Ditto.
8826 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
8827 ix86_isa_flags.
8828 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
8829 (OPTION_MASK_ISA_ABM_SET): Ditto.
8830 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
8831 (OPTION_MASK_ISA_CX16_SET): Ditto.
8832 (OPTION_MASK_ISA_SAHF_SET): Ditto.
8833 (OPTION_MASK_ISA_AES_UNSET): Ditto.
8834 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
8835 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
8836 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
8837 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
8838 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
8839 (struct ptt): Move to static file scope from override_options.
8840 (processor_target_table): Ditto.
8841 (cpu_names): Ditto.
8842 (ix86_handle_option): Add support for options that are now isa options.
8843 (override_options): Add support for declaring functions that
8844 support different target options than were specified on the
8845 command line. Move struct ptt, processor_target_table, cpu_names,
8846 ix86_tune_defaulted, ix86_arch_specified to static file scope.
8847 Add bool argument. Fix up error messages so the appropriate error
8848 is given for either command line or attribute.
8849 (ix86_previous_fndecl): New static to remember previous function
8850 declaration to see if we need to change target options.
8851 (ix86_builtins_isa): New array to record the ISA of each builtin
8852 function.
8853 (def_builtin): Always create the builtin function, even if the
8854 current ISA doesn't support it.
8855 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
8856 tests for those builtins.
8857 (ix86_init_builtins): Remove TARGET_MMX test for calling
8858 ix86_init_mmx_sse_builtins.
8859 (ix86_expand_builtin): If the current ISA doesn't support a given
8860 builtin, signal an error.
8861 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
8862 (TARGET_SET_CURRENT_FUNCTION): Ditto.
8863 (TARGET_OPTION_SAVE): Ditto.
8864 (TARGET_OPTION_RESTORE): Ditto.
8865 (TARGET_OPTION_PRINT): Ditto.
8866 (TARGET_CAN_INLINE_P): Ditto.
8867
8868 2008-07-22 Rafael Ãvila de Espíndola <espindola@google.com>
8869
8870 * c-typeck.c (build_external_ref): Don't call assemble_external.
8871 * final.c (output_operand): Call assemble_external.
8872
8873 2008-07-21 DJ Delorie <dj@redhat.com>
8874
8875 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
8876 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
8877
8878 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8879
8880 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
8881 original insn and splitter contents into ...
8882 ("*div<mode>3_fast"): ... this new pattern. Enable only if
8883 flag_unsafe_math_optimizations. Add dummy scratch register.
8884 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
8885 !flag_unsafe_math_optimizations. Returns number with next
8886 highest magnitude if this is still less or equal to the true
8887 quotient in magnitude.
8888
8889 2008-07-21 Rafael Ãvila de Espíndola <espindola@google.com>
8890
8891 * Makefile.in: Replace toplev.h with TOPLEV_H.
8892 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
8893 * c-lex.c (fe_file_change): Don't set in_system_header.
8894 * c-parser.c (c_token): Remove in_system_header.
8895 (c_lex_one_token): Don't set in_system_header.
8896 (c_parser_set_source_position_from_token): Don't set in_system_header.
8897 * diagnostic.c (diagnostic_report_diagnostic): Use location from
8898 diagnostic_info.
8899 (warning_at): New.
8900 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
8901 * flags.h (in_system_header): Remove.
8902 * function.c (saved_in_system_header): Remove.
8903 (push_cfun): Don't set in_system_header.
8904 (pop_cfun): Don't set in_system_header.
8905 (push_struct_function): Don't set in_system_header.
8906 * input.h (expanded_location): Add sysp.
8907 (in_system_header_at): New.
8908 (in_system_header): New.
8909 * toplev.c (in_system_header): Remove.
8910 * toplev.h: Include input.h
8911 (warning_at): New.
8912 * tree-cfg.c (execute_warn_function_return): Call warning_at.
8913 * tree-ssa.c (warn_uninit): Call warning_at.
8914 (warn_uninitialized_var): Update calls to warn_uninit.
8915 (warn_uninitialized_phi): Update calls to warn_uninit.
8916 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
8917 (expand_location): Initialize xloc.sysp.
8918 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
8919 (tree_decl_with_vis): Remove in_system_header_flag.
8920
8921 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
8922
8923 PR target/36822
8924 * recog.c (asm_operand_ok): Change the order of the extra
8925 memory constraint checks.
8926
8927 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8928
8929 PR tree-opt/36879
8930 * tree-switch-conversion.c (build_one_array): Call
8931 varpool_mark_needed_node and varpool_finalize_decl
8932 instead of assemble_variable.
8933
8934 2008-07-19 Jan Hubicka <jh@suse.cz>
8935
8936 * cgraph.c (cgraph_add_new_function): Do early local passes.
8937 * tree-nrv.c (gate_pass_return_slot): New gate.
8938 (pass_nrv): Add the gate.
8939 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
8940 functions.
8941 (coalesce_ssa_name): Coalesce SSA names.
8942 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
8943 not optimizing so unused user vars remains visible.
8944 * common.opt (flag_tree_ter): Always enable by default.
8945 * tree-ssa-ter.c: Include flags.h
8946 (is_replaceable_p): Check that locations match; when aliasing
8947 is missing be conservative about loads.
8948 * tree-optimize.c (gate_init_datastructures): Remove.
8949 (pass_init_datastructures): New.
8950 * passes.c: Reorder passes so we always go into SSA.
8951
8952 2008-07-19 Jan Hubicka <jh@suse.cz>
8953
8954 * doc/extend.texi (flatten attribute): Remove note about
8955 unit-at-a-time.
8956 * doc/invoke.texi (--combine): Likewise.
8957 (-finline-functions-called-once): Update levels when enabled.
8958 (-funit-at-a-time): Document new behaviour.
8959 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
8960 -fno-section-anchors when disabled explicitly.
8961 (inline params): They are not ignored now.
8962 (precompiled headers): Remove unit-at-a-time as being incompatible.
8963 * opts.c (decode_options): Handle unit-at-a-time as alias;
8964 imply -fno-section-anchors when toplevel reorder is disabled
8965 explicitly.
8966 * common.opt (ftoplevel-reorder): Set default value to 2.
8967 (funit-at-a-time): Set default value to 1.
8968 * config/rs6000/rs6000.c (optimization_options): Set section anchors
8969 to 2.
8970
8971 2008-07-19 Jan Hubicka <jh@suse.cz>
8972
8973 * builtins.c (expand_builtin_int_roundingfn,
8974 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
8975 it is not useful.
8976
8977 2008-07-19 Richard Guenther <rguenther@suse.de>
8978
8979 PR bootstrap/36864
8980 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
8981 * tree-ssa-sccvn.c (get_constant_value_id): New function.
8982 * tree-ssa-pre.c (get_expr_value_id): For newly created
8983 constant value-ids make sure to add the expression to its
8984 expression-set.
8985
8986 2008-07-19 Jakub Jelinek <jakub@redhat.com>
8987
8988 PR middle-end/36877
8989 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
8990 return value of the builtin is ignored.
8991
8992 2008-07-19 Olivier Hainque <hainque@adacore.com>
8993
8994 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
8995 bits, a C conformant malloc implementation has to provide.
8996 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
8997
8998 2008-07-19 Joseph Myers <joseph@codesourcery.com>
8999
9000 PR target/36780
9001 PR target/36827
9002 * reload.c (find_reloads_subreg_address): Only reload address if
9003 reloaded == 0, not for reloaded != 1.
9004
9005 Revert:
9006 2008-07-16 Joseph Myers <joseph@codesourcery.com>
9007 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
9008 (m32c_legitimate_address_p): Handle "++rii" addresses created by
9009 m32c_legitimize_reload_address.
9010
9011 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9012 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
9013 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
9014
9015 2008-07-19 Olivier Hainque <hainque@adacore.com>
9016
9017 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
9018 argument, saying whether nested array are to be collapsed
9019 into a single array type DIE with multiple subscripts.
9020 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
9021 issues, centralize the nested array types collapsing control and
9022 disable the transformation for Ada.
9023
9024 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
9025
9026 PR target/36786
9027 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
9028 x86_64_shift_adj.
9029 (x86_64_shift_adj_2): New expander.
9030 (x86_64_shift_adj_3): Ditto.
9031 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
9032 to split TImode operands.
9033 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
9034 (ix86_split_lshr): Ditto.
9035
9036 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
9037
9038 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
9039 and __CHAR32_TYPE__.
9040 * c-typeck.c (digest_init): Support char16_t and char32_t.
9041 (set_nonincremental_init_from_string): Idem.
9042
9043 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
9044
9045 PR middle-end/36859
9046 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
9047 PREFERRED_STACK_BOUNDARY.
9048 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9049
9050 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
9051
9052 PR middle-end/36858
9053 * function.c (locate_and_pad_parm): Cap boundary earlier.
9054
9055 2008-07-17 Julian Brown <julian@codesourcery.com>
9056
9057 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
9058 no-op for targets which don't use DLLs.
9059
9060 2008-07-17 Martin Jambor <mjambor@suse.cz>
9061
9062 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
9063 that nodes are relevant by examining the node->analyzed flag.
9064 (ipcp_init_stage): Check which nodes are relevant, assert that the
9065 relevant ones are also required.
9066 (ipcp_propagate_stage): Check on the side arrays are properly
9067 allocated.
9068 (ipcp_print_all_jump_functions): Make sure not to touch any node
9069 that is not analyzed or an edge that does not have a corresponding
9070 entry in the on-the-side vectors.
9071 (ipcp_function_scale_print): Likewise.
9072 (ipcp_update_callgraph): Check that the node is relevant.
9073 (ipcp_insert_stage): Check that the node is relevant. Check there is
9074 an info for every node and edge.
9075 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
9076 (ipa_print_all_tree_maps): Likewise and a new variable info.
9077 (ipa_print_all_params_modified): Likewise.
9078 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
9079
9080 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
9081
9082 PR target/25343
9083 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
9084
9085 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
9086
9087 PR rtl-optimization/36753
9088 * fwprop.c (use_killed_between): Don't shortcut
9089 single-definition global registers.
9090
9091 2008-07-16 Jan Hubicka <jh@suse.cz>
9092
9093 * cgraph.h (varpool_empty_needed_queue): Declare.
9094 * cgraphunit.c (output_in_order): Mark all variables as needed;
9095 empty the queue.
9096 * varpool.c (varpool_assemble_node): Update debug queue.
9097 (varpool_assemble_pending_decls): Don't do it here.
9098 (varpool_empty_needed_queue): New function.
9099
9100 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9101
9102 * recog.c (peephole2_optimize): Fix formatting.
9103
9104 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9105
9106 * c-pch.c (get_ident): Avoid C++ keywords.
9107 * combine-stack-adj.c (single_set_for_csa): Likewise.
9108 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
9109 output_asm_insn): Likewise.
9110 * reload.c (push_secondary_reload, find_reusable_reload,
9111 push_reload, combine_reloads, find_reloads,
9112 debug_reload_to_stream): Likewise.
9113 * reload.h (struct reload): Likewise.
9114 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
9115 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
9116 emit_output_reload_insns): Likewise.
9117 * targhooks.c (default_secondary_reload): Likewise.
9118 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
9119
9120 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9121
9122 * recog.c (validate_change_1, validate_change,
9123 validate_unshare_change, validate_replace_rtx_1, struct
9124 funny_match, constrain_operands, peephole2_optimize): Avoid C++
9125 keywords.
9126 * reload.c (push_secondary_reload, secondary_reload_class,
9127 scratch_reload_class, find_valid_class, find_reusable_reload,
9128 push_reload, find_dummy_reload, find_reloads_address_1,
9129 find_reloads_address_part, find_equiv_reg): Likewise.
9130 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
9131 choose_reload_regs): Likewise.
9132 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
9133 Likewise.
9134 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
9135 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
9136 * sched-rgn.c (concat_INSN_LIST): Likewise.
9137 * stor-layout.c (mode_for_size, mode_for_size_tree,
9138 smallest_mode_for_size): Likewise.
9139
9140 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9141
9142 * cfg.c (dump_reg_info): Avoid C++ keywords.
9143 * dwarf2asm.c (dw2_force_const_mem,
9144 dw2_asm_output_encoded_addr_rtx): Likewise.
9145 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
9146 * expmed.c (expand_shift): Likewise.
9147 * global.c (find_reg): Likewise.
9148 * graph.c (draw_edge): Likewise.
9149 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
9150 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
9151 widen_clz, widen_bswap, expand_parity, expand_unop,
9152 emit_cmp_and_jump_insn_1): Likewise.
9153 * postreload.c (reload_cse_simplify_operands): Likewise.
9154 * ra.h (add_neighbor): Likewise.
9155 * reg-stack.c (remove_regno_note, change_stack): Likewise.
9156 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
9157 record_reg_classes, copy_cost, record_address_regs,
9158 invalid_mode_change_p): Likewise.
9159 * regrename.c (regrename_optimize, scan_rtx_reg,
9160 dump_def_use_chain, find_oldest_value_reg,
9161 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
9162
9163 2008-07-16 David Edelsohn <edelsohn@gnu.org>
9164
9165 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
9166 MASK_POWERPC64 for power4 in previous commit.
9167
9168 2008-07-16 Olivier Hainque <hainque@adacore.com>
9169
9170 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
9171 instead of bare conversion to cast const-ness away.
9172
9173 2008-07-16 Anatoly Sokolov <aesok@post.ru>
9174
9175 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
9176 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
9177 * config/xtensa/xtensa.c (xtensa_function_value): New function.
9178 (TARGET_FUNCTION_VALUE): Define.
9179
9180 2008-07-16 David Edelsohn <edelsohn@gnu.org>
9181
9182 * config/rs6000/rs6000.c (processor_target_table): Add
9183 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
9184
9185 2008-07-16 Joseph Myers <joseph@codesourcery.com>
9186
9187 PR target/36827
9188 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
9189 (m32c_legitimate_address_p): Handle "++rii" addresses created by
9190 m32c_legitimize_reload_address.
9191
9192 2007-07-16 Rafael Ãvila de Espíndola <espindola@google.com>
9193
9194 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
9195 DECL_IN_SYSTEM_HEADER in sync.
9196
9197 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
9198
9199 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
9200 * tree-ssa-pre.c (pre_expr_eq): Ditto
9201 (get_constant_for_value_id): Take a type as an argument.
9202 (fully_constant_expression): Pass in type.
9203 (find_or_generate_expression): Short circuit constant case.
9204 (create_expression_by_pieces): Remove special casing of
9205 pointer_plus.
9206 (do_regular_insertion): Short circuit constant case.
9207 (do_partial_partial_insertion): Ditto.
9208
9209 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9210
9211 PR target/36782
9212 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
9213
9214 2008-07-15 Bob Wilson <bob.wilson@acm.org>
9215
9216 * config/xtensa/libgcc-xtensa.ver: New file.
9217 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
9218
9219 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9220
9221 * df-problems.c (df_set_note): Avoid C++ keywords.
9222 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
9223 * dse.c (record_store, remove_useless_values): Likewise.
9224 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
9225 gen_reg_rtx_offset, operand_subword, change_address_1,
9226 change_address, adjust_address_1, offset_address,
9227 widen_memory_access, emit_copy_of_insn_after): Likewise.
9228 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
9229 * fwprop.c (should_replace_address, propagate_rtx_1,
9230 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
9231 Likewise.
9232 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
9233 gcse_emit_move_after, update_ld_motion_stores): Likewise.
9234 * lcm.c (compute_insert_delete, pre_edge_lcm,
9235 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
9236 * lower-subreg.c (resolve_reg_notes): Likewise.
9237 * mode-switching.c (optimize_mode_switching): Likewise.
9238
9239 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9240
9241 * bt-load.c (add_btr_def, migrate_btr_def,
9242 branch_target_load_optimize): Avoid C++ keywords.
9243 * caller-save.c (insert_restore, insert_save, insert_one_insn):
9244 Likewise.
9245 * combine.c (subst, simplify_set, make_extraction,
9246 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
9247 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
9248 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
9249
9250 2008-07-15 Richard Guenther <rguenther@suse.de>
9251
9252 PR middle-end/36369
9253 * c-common.c (strict_aliasing_warning): Do not warn for
9254 TYPE_REF_CAN_ALIAS_ALL pointers.
9255 (c_common_get_alias_set): may_alias types are not special.
9256 * tree.c (build_pointer_type_for_mode): Look up the may_alias
9257 attribute and set can_ref_all accordingly.
9258 (build_reference_type_for_mode): Likewise.
9259 * doc/extend.texi (may_alias): Clarify.
9260
9261 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9262
9263 PR target/36780
9264 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
9265 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
9266
9267 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9268
9269 PR target/31568
9270 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
9271 gcc_assert, instead call output_operand_lossage.
9272
9273 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
9274
9275 * builtins.c (std_canonical_va_list): Treat structure based
9276 va_list types.
9277
9278 2008-07-15 Ben Elliston <bje@au.ibm.com>
9279
9280 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
9281
9282 2007-07-14 Rafael Ãvila de Espíndola <espindola@google.com>
9283
9284 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
9285 is set.
9286
9287 2008-07-14 Jan Hubicka <jh@suse.cz>
9288
9289 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
9290 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
9291 fix predicates and constraints.
9292 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
9293 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
9294
9295 2008-07-14 Doug Kwan <dougkwan@google.com>
9296
9297 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
9298 additional option file arm/eabi.opt.
9299 * config/arm/eabi.h (File): New configuration file for EABI targets.
9300 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
9301 SUBSUBTARGET_EXTRA_SPECS.
9302 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
9303 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
9304 from STARTFILE_SPEC so that it can be referenced in an override.
9305 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
9306 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
9307 can be referenced in an override.
9308 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
9309 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
9310 so that it can be referenced in an override.
9311 (LINK_SPEC): Use BPABI_LINK_SPEC.
9312 * config/arm/eabi.opt (File): New.
9313
9314 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9315
9316 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
9317 (FIXED_VALUE_H): New variable.
9318 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
9319 input.h, fixed-value.h.
9320 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
9321 (BASIC_BLOCK_H): Use $(BITMAP_H).
9322 (FUNCTION_H): Add varray.h.
9323 (IPA_REFERENCE_H): Use $(BITMAP_H).
9324 (CGRAPH_H): Add $(BASIC_BLOCK_H).
9325 (DF_H): Use $(BITMAP_H).
9326 (GGC_H): Add statistics.h.
9327 (INSN_ADDR_H): New.
9328 (INSN_ATTR_H): Use it.
9329 (SYSTEM_H): Add safe-ctype.h, filenames.h.
9330 (INPUT_H): New.
9331 (SYMTAB_H): Add $(OBSTACK_H).
9332 (CPP_INTERNAL_H): New.
9333 (TREE_DUMP_H): Add tree-pass.h.
9334 (TREE_FLOW_H): Use $(BITMAP_H)
9335 (PRETTY_PRINT_H): Use $(INPUT_H).
9336 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
9337 (GSTAB_H): New.
9338 (BITMAP_H): New.
9339 (many object files): Fix lots of header dependencies throughout.
9340
9341 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9342
9343 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
9344 New macros.
9345 (s-gtyp-input): Use them to write tmp-gi.list.
9346 (echo_to_gi.list): Remove.
9347
9348 2008-07-14 Richard Guenther <rguenther@suse.de>
9349
9350 * tree-ssa-sccvn.c (pre_info): Remove.
9351 (switch_to_PRE_table): Likewise.
9352 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
9353 (set_hashtable_value_ids): Do not create value-ids for the
9354 optimistic tables.
9355 (run_scc_vn): Remove double test. Remove bogus special-case
9356 in value-number printing.
9357 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
9358 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
9359 SSA_NAME_VALUE.
9360 * tree-flow-inline.h (get_value_handle): Remove.
9361 * tree-flow.h (get_value_handle): Remove.
9362
9363 2008-07-14 Martin Jambor <mjambor@suse.cz>
9364
9365 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
9366 in which we generate arithmetics is not a subrange.
9367
9368 2008-07-14 Martin Jambor <mjambor@suse.cz>
9369
9370 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
9371
9372 2008-07-14 Richard Guenther <rguenther@suse.de>
9373
9374 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
9375
9376 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
9377
9378 PR target/36745
9379 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
9380 reload for symbol refs moved to r0 with -fPIC.
9381 (legitimize_pic_address): Use the target register as temporary
9382 reg if possible.
9383 (emit_symbolic_move): Adjust comment.
9384 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
9385 New expanders.
9386
9387 2008-07-14 Ben Elliston <bje@au.ibm.com>
9388
9389 * c-common.h (C_CPP_HASHNODE): New macro.
9390 * coretypes.h (struct cpp_token): Forward declare.
9391 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
9392 the context-sensitive keyword method.
9393 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
9394 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
9395 expand_bool_pixel): New.
9396 (altivec_categorize_keyword): New function.
9397 (init_vector_keywords): New function.
9398 (rs6000_macro_to_expand): Likewise.
9399 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
9400 compiling an ISO C dialect.
9401
9402 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
9403
9404 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
9405 (create_expression_by_pieces): Fix typo.
9406 (do_regular_insertion): Use debug counter here too.
9407
9408 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
9409
9410 PR target/35492.
9411 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
9412 CONST_OK_FOR_LETTER_P. All port-local users changed.
9413 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
9414 implement Kp matching power-of-two.
9415 (CONSTRAINT_LEN): Define to match.
9416 * config/cris/cris.md: Replace all use of constraint K with Kc.
9417 ("*btst*): Use Kp for operand 0 of last alternative.
9418
9419 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9420
9421 PR testsuite/36440
9422 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
9423 and quad formats.
9424
9425 2008-07-13 Jan Hubicka <jh@suse.cz>
9426
9427 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
9428 to be mangled too.
9429
9430 2008-07-13 Richard Guenther <rguenther@suse.de>
9431
9432 PR middle-end/36811
9433 * langhooks.c (lhd_print_error_function): Deal with recursive
9434 BLOCK trees.
9435
9436 2008-07-12 Jan Hubicka <jh@suse.cz>
9437
9438 * cgraph.c (assembler_name_hash): New static var.
9439 (hash_node_by_assembler_name, eq_assembler_name): New.
9440 (cgraph_node_for_asm): Use hashtable.
9441 (cgraph_remove_node): Maintain hashtable.
9442 (change_decl_assembler_name): Sanity check that names are not changing
9443 after aliasing was processed.
9444 * cgraph.h (varpoon_node): Add next GGC marker.
9445 * tree.c (decl_assembler_name_equal): Constify.
9446 (decl_assembler_name_hash): New.
9447 * tree.h (decl_assembler_name_equal): Constify.
9448 (decl_assembler_name_hash): Update.
9449
9450 2008-07-12 David Daney <ddaney@avtrex.com>
9451
9452 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9453 sb1 and r5000 cpus.
9454
9455 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
9456
9457 * doc/md.texi: Document the MIPS "v" constraint.
9458 * config/mips/mips.h (reg_class): Revert last change.
9459 (REG_CLASS_NAMES): Likewise.
9460 (REG_CLASS_CONTENTS): Likewise.
9461 * config/mips/mips.c (mips_regno_to_class): Likewise.
9462 * config/mips/constraints.md (v): Likewise, but add documentation.
9463 Add a comment to say that this constraint should not be used in
9464 gcc code.
9465
9466 2008-07-11 DJ Delorie <dj@redhat.com>
9467
9468 * config/h8300/h8300.md (length): Fix branch offset limit.
9469
9470 2008-07-11 Anatoly Sokolov <aesok@post.ru>
9471
9472 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
9473 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
9474 (avr_hard_regno_scratch_ok): New function.
9475 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
9476 * config/avr/avr.md (all peepholes that request a scratch register):
9477 Remove avr_peep2_scratch_safe use.
9478
9479 2008-07-11 Tom Tromey <tromey@redhat.com>
9480 Ian Lance Taylor <iant@google.com>
9481
9482 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
9483 (struct c_common_resword): Define.
9484 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
9485 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
9486 (c_common_reswords, num_c_common_reswords): Declare.
9487 * c-common.c (c_common_reswords): New global const array.
9488 (num_c_common_reswords): New const int.
9489 * c-parser.c (struct resword, reswords): Don't define.
9490 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
9491 (c_parse_init): Clarify mask code. Use c_common_reswords rather
9492 than reswords. If warning about C++ keywords, give them a special
9493 RID code.
9494 (c_lex_one_token): Warn about C++ keywords. Call
9495 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
9496 (c_parser_external_declaration): Look for RID_xxx rather than
9497 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
9498 (c_parser_statement_after_labels): Likewise.
9499 (c_parser_objc_class_instance_variables): Likewise.
9500 (c_parser_objc_class_declaration): Likewise.
9501 (c_parser_objc_try_catch_statement): Likewise.
9502 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
9503 (declspecs_add_type): Likewise.
9504
9505 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
9506
9507 * ggc-page.c (alloc_page):
9508 Substituting xmalloc, xcalloc with
9509 XNEWVEC and XCNEWVAR macros which add the
9510 needed casts.
9511
9512 2008-07-11 Richard Guenther <rguenther@suse.de>
9513
9514 PR tree-optimization/36765
9515 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
9516 aliases from HEAP vars to SMTs.
9517
9518 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9519
9520 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
9521 * configure.ac (loose_warn): Move -Wc++-compat from here...
9522 (strict_warn): ...to here.
9523 * configure: Regenerate.
9524
9525 2008-07-10 Joseph Myers <joseph@codesourcery.com>
9526
9527 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
9528 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
9529 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
9530 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
9531 excluding more specific h8300-*-* and sh-*-* targets.
9532
9533 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
9534
9535 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
9536 (eliminate): Ditto.
9537 (execute_pre): Call loop_optimizer_finalize in early exit.
9538
9539 2008-07-10 Jakub Jelinek <jakub@redhat.com>
9540
9541 PR middle-end/36790
9542 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
9543 uids in the bitmap, not just VAR_DECL uids.
9544
9545 PR rtl-optimization/36419
9546 * combine-stack-adj.c (adjust_frame_related_expr): New function.
9547 (combine_stack_adjustments_for_block): Call it if needed. Delete
9548 correct insn.
9549 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
9550 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
9551 prologue sp adjustment.
9552
9553 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
9554
9555 PR other/28322
9556 * opts.c (print_ignored_options): Report postponed diagnostics for
9557 unknown -Wno-* options as warnings, not errors.
9558 (postpone_unknown_option_error): Renamed to...
9559 (postpone_unknown_option_warning): ... this.
9560
9561 2008-07-09 Doug Kwan <dougkwan@google.com>
9562
9563 Revert:
9564 2008-07-08 Doug Kwan <dougkwan@google.com>
9565
9566 * config/arm/arm.opt (mandroid): New option.
9567 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
9568 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
9569 (CC1_SPEC): Same.
9570 (CC1PLUS_SPEC): Same.
9571 (LIB_SPEC): Same.
9572 (STARTFILE_SPEC): Same.
9573 (ENDFILE_SPEC): Same.
9574 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
9575 used.
9576
9577 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
9578
9579 PR target/35802
9580 * config/mips/mips.h (reg_class): Remove V1_REG.
9581 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
9582 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
9583 instead of V1_REGS.
9584 (mips_get_tp): New function.
9585 (mips_legitimize_tls_address): Use it.
9586 * config/mips/constraints.md (v): Delete.
9587 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
9588 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
9589 After reload, split into a move and ...
9590 (*tls_get_tp_<mode>_split): ...this new instruction.
9591
9592 2008-07-09 David Daney <ddaney@avtrex.com>
9593
9594 * config/mips/driver-native.c: Include coretypes.h and tm.h.
9595
9596 2008-07-09 Jakub Jelinek <jakub@redhat.com>
9597
9598 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
9599 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
9600 Add c argument.
9601 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
9602 htab_delete should be called. Don't free c.
9603 (lookup_tmp_var): Create temp_htab lazily.
9604 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
9605 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
9606 callers.
9607 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
9608 lower_omp_ordered, lower_omp_critical, lower_omp_for,
9609 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
9610 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
9611 * tree-sra.c (generate_element_init): Likewise.
9612 * tree-mudflap.c (execute_mudflap_function_ops,
9613 execute_mudflap_function_decls): Likewise.
9614 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
9615 * tree-gimple.h (struct gimplify_ctx): New type.
9616 (push_gimplify_context): Adjust prototype.
9617
9618 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
9619
9620 * tree-ssa-pre.c (phi_translate_1): Update placement of
9621 add_to_value calls.
9622
9623 2008-07-09 Anatoly Sokolov <aesok@post.ru>
9624
9625 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
9626 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
9627 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
9628 * targhooks.c (default_hard_regno_scratch_ok): New function.
9629 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
9630 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
9631 * recog.c: Include "target.h".
9632 (peep2_find_free_register): Add check for global regs. Add target
9633 specific check.
9634 * Makefile.in (recog.o): Depend on target.h.
9635
9636 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
9637
9638 * config/sh/sh.c (sh_canonical_va_list_type): New.
9639 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
9640
9641 2008-07-09 Raksit Ashok <raksit@google.com>
9642
9643 * doc/invoke.texi (Option Summary): Mention new option
9644 -Wdisallowed-function-list=...
9645 (Warning Options): Document -Wdisallowed-function-list=...
9646 * common.opt (Wdisallowed-function-list=): New flag.
9647 * flags.h (warn_disallowed_functions): External definition of new
9648 boolean warning flag.
9649 (warn_if_disallowed_function_p): Declare new function.
9650 * opts.c (warning_disallowed_functions): New static variable.
9651 (warn_disallowed_functions): New boolean warning flag.
9652 (warn_if_disallowed_function_p): New function.
9653 (add_comma_separated_to_vector): Rename
9654 add_instrument_functions_exclude_list to this.
9655 (common_handle_option): Handle new option. Rename calls to
9656 add_instrument_functions_exclude_list into calls to
9657 add_comma_separated_to_vector.
9658 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
9659 based on flag warn_disallowed_functions.
9660
9661 2008-07-09 Christian Bruel <christian.bruel@st.com>
9662
9663 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
9664 instead of get_attr_length.
9665
9666 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9667
9668 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
9669 keywords.
9670 * genemit.c (gen_insn): Likewise.
9671 * gengtype.c (note_def_vec): Likewise.
9672 * gengtype.h (note_def_vec): Likewise.
9673 * genoutput.c (struct data, output_insn_data, process_template,
9674 gen_expand, gen_split, note_constraint): Likewise.
9675 * genrecog.c (new_decision, add_to_sequence, factor_tests,
9676 make_insn_sequence): Likewise.
9677 * gensupport.c (record_insn_name): Likewise.
9678
9679 2008-07-08 Doug Kwan <dougkwan@google.com>
9680
9681 * config/arm/arm.opt (mandroid): New option.
9682 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
9683 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
9684 (CC1_SPEC): Same.
9685 (CC1PLUS_SPEC): Same.
9686 (LIB_SPEC): Same.
9687 (STARTFILE_SPEC): Same.
9688 (ENDFILE_SPEC): Same.
9689 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
9690 used.
9691
9692 2008-07-08 Raksit Ashok <raksit@google.com>
9693
9694 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
9695 (set_storage_via_setmem): Fix expected_align parameter.
9696 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
9697 missing from the list.
9698 * doc/md.texi (movmem): Explicitly state that expected alignment is
9699 to be expressed in bytes.
9700 (setmem): Explicitly state that expected alignment is to be expressed
9701 in bytes.
9702
9703 2008-07-08 Joseph Myers <joseph@codesourcery.com>
9704
9705 * reload.c (find_reloads_subreg_address): Do not require validity
9706 of address in original mode before reloading address.
9707
9708 2008-07-07 Tianwei Sheng <tianweis@google.com>
9709
9710 * df-core.c (df_remove_problem): Adjust the access to avoid out of
9711 bounds array access.
9712
9713 2008-07-08 Jakub Jelinek <jakub@redhat.com>
9714
9715 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
9716
9717 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
9718
9719 Fix PR tree-optimization/23455
9720 Fix PR tree-optimization/35286
9721 Fix PR tree-optimization/35287
9722 * Makefile.in (OBJS-common): Remove tree-vn.o.
9723 (tree-vn.o): Remove.
9724 * dbgcnt.def: Add treepre_insert debug counter.
9725 * gcc/tree-flow.h (add_to_value): Updated for other changes.
9726 (debug_value_expressions): Ditto.
9727 (print_value_expressions): Ditto.
9728 * tree-pretty-print.c (dump_generic_node): Updated for
9729 VALUE_HANDLE removal.
9730 * tree-ssa-dom.c (record_equality): Ditto.
9731 (cprop_operand): Ditto.
9732 (lookup_avail_expr): Ditto.
9733 * tree-ssa-threadedge.c
9734 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
9735 (simplify_control_stmt_condition): Ditto.
9736 * tree.c (tree_code_size): Ditto.
9737 (tree_node_structure): Ditto.
9738 (iterative_hash_expr): Ditto.
9739 * tree.def: Ditto.
9740 * tree.h (VALUE_HANDLE_ID): Ditto.
9741 (VALUE_HANDLE_EXPR_SET): Ditto.
9742 (struct tree_value_handle): Ditto.
9743 (union tree_node): Ditto.
9744 * treestruct.def: Ditto.
9745 * tree-vn.c: Removed.
9746 * tree-ssa-pre.c: Rewritten entirely.
9747 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
9748 (constant_value_ids): Ditto.
9749 (vn_nary_op_t): Moved to header.
9750 (vn_phi_t): Ditto.
9751 (vn_reference_op_t): Ditto
9752 (vn_reference_t): Ditto.
9753 (next_value_id): New variable.
9754 (VN_INFO): Add an assert.
9755 (vn_constant_eq): New function.
9756 (vn_constant_hash): Ditto.
9757 (get_or_alloc_constant_value_id): Ditto.
9758 (value_id_constant_p): Ditto.
9759 (vn_reference_compute_hash): De-staticify.
9760 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
9761 Disable some code with a FIXME. Remove VALUE_HANDLE use.
9762 (valueize_refs): Update opcode if it changes from ssa name to constant.
9763 (vn_reference_lookup_1): Add new argument.
9764 (vn_reference_lookup): Ditto.
9765 (vn_reference_lookup_pieces): New function.
9766 (vn_reference_insert): Add return type. Modify to deal with value ids.
9767 (vn_reference_insert_pieces): New function.
9768 (vn_nary_op_compute_hash): De-staticify.
9769 (vn_nary_op_eq): Ditto.
9770 (vn_nary_op_lookup_pieces): New function.
9771 (vn_nary_op_lookup): Add new argument.
9772 (vn_nary_op_insert_pieces): New function.
9773 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
9774 (vn_phi_insert): Ditto.
9775 (visit_unary_op): Update for callee changes.
9776 (visit_binary_op): Ditto.
9777 (visit_reference_op_load): Ditto.
9778 (visit_reference_op_store): Ditto.
9779 (init_scc_vn): Init next_value_id, constant_to_value_id and
9780 constant_value_ids.
9781 (free_scc_vn): Free them.
9782 (set_hashtable_value_ids): New function.
9783 (run_scc_vn): Use it.
9784 (get_max_value_id): New function.
9785 (get_next_value_id): Ditto.
9786 (expressions_equal_p): Moved from tree-vn.c
9787 (sort_vuses): Ditto.
9788 (sort_vuses_heap): Ditto.
9789 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
9790 above).
9791 * tree.c (iterative_hash_hashval_t): Made non-static
9792 * tree.h (iterative_hash_hashval_t): Declare it.
9793
9794 2008-07-08 Martin Jambor <mjambor@suse.cz>
9795
9796 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
9797 instead of ipa_create_node_params.
9798 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
9799 ipa_check_create_edge_args, free them with
9800 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
9801
9802 * ipa-prop.c: Include flags.h and tree-inline.h.
9803 (ipa_node_params_vector): New variable.
9804 (ipa_edge_args_vector): New variable.
9805 (edge_removal_hook_holder): New variable.
9806 (node_removal_hook_holder): New variable.
9807 (edge_duplication_hook_holder): New variable.
9808 (node_duplication_hook_holder): New variable.
9809 (ipa_detect_param_modifications): Check for presence of modified flags.
9810 (ipa_compute_jump_functions): Check for presence of jump functions.
9811 (ipa_free_edge_args_substructures): New function.
9812 (ipa_create_node_params): Removed.
9813 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
9814 (ipa_free_node_params_substructures): New function.
9815 (ipa_free_all_node_params): Changed to deallocate the on-the-side
9816 vector.
9817 (ipa_edge_removal_hook): New function.
9818 (ipa_node_removal_hook): New function.
9819 (duplicate_array): New function.
9820 (ipa_edge_duplication_hook): New function.
9821 (ipa_node_duplication_hook): New function.
9822 (ipa_register_cgraph_hooks): New function.
9823 (ipa_unregister_cgraph_hooks): New function.
9824 (free_all_ipa_structures_after_ipa_cp): New function.
9825
9826 * ipa-prop.h: Include vec.h.
9827 (ipa_node_params_t): New typedef with vector types for it.
9828 (ipa_edge_args_t): New typedef with vector types for it.
9829 (IPA_NODE_REF): Changed to access an on-the-side vector.
9830 (IPA_EDGE_REF): Changed to access an on-the-side vector.
9831 (ipa_check_create_node_params): New function.
9832 (ipa_check_create_edge_args): New function.
9833
9834 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
9835 all users.
9836
9837 2008-07-07 Tom Tromey <tromey@redhat.com>
9838
9839 * configure, config.in: Rebuilt.
9840 * configure.ac: Don't check for scandir or alphasort.
9841
9842 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9843
9844 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
9845 types immediately after creating them.
9846
9847 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9848
9849 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
9850
9851 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
9852
9853 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
9854 dump_constraint_graph.
9855 (dump_constraint_edge): New function.
9856 (dump_constraint_graph): New function.
9857 (debug_constraint_graph): New function.
9858 (dump_constraint): Removed useless comparison.
9859 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
9860 (dump_constraint_graph): Declare.
9861 (debug_constraint_graph): Declare.
9862 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
9863
9864 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
9865
9866 * config/i386/i386.c (is_va_list_char_pointer): New.
9867 (ix86_va_start): Replace compare with ms_va_list_type_node
9868 by is_va_list_char_pointer.
9869 (ix86_gimplify_va_arg): Likewise.
9870
9871 2008-07-07 Martin Jambor <mjambor@suse.cz>
9872
9873 * cgraph.c (cgraph_edge_max_uid): New variable.
9874 (struct cgraph_edge_hook_list): New type.
9875 (struct cgraph_node_hook_list): New type.
9876 (struct cgraph_2edge_hook_list): New type.
9877 (struct cgraph_2node_hook_list): New type.
9878 (first_cgraph_edge_removal_hook): New variable.
9879 (first_cgraph_node_removal_hook): New variable.
9880 (first_cgraph_edge_duplicated_hook): New variable.
9881 (first_cgraph_node_duplicated_hook): New variable.
9882 (cgraph_add_edge_removal_hook): New function.
9883 (cgraph_remove_edge_removal_hook): New function.
9884 (cgraph_call_edge_removal_hooks): New function.
9885 (cgraph_add_node_removal_hook): New function.
9886 (cgraph_remove_node_removal_hook): New function.
9887 (cgraph_call_node_removal_hooks): New function.
9888 (cgraph_add_edge_duplication_hook): New function.
9889 (cgraph_remove_edge_duplication_hook): New function.
9890 (cgraph_call_edge_duplication_hooks): New function.
9891 (cgraph_add_node_duplication_hook): New function.
9892 (cgraph_remove_node_duplication_hook): New function.
9893 (cgraph_call_node_duplication_hooks): New function.
9894 (cgraph_create_edge): Assign to edge uid.
9895 (cgraph_remove_edge): Call edge removal hooks.
9896 (cgraph_node_remove_callees): Call edge removal hooks.
9897 (cgraph_node_remove_callers): Call edge removal hooks.
9898 (cgraph_remove_node): Call node removal hooks.
9899 (cgraph_clone_edge): Call edge duplication hooks.
9900 (cgraph_clone_node): Call node duplication hooks.
9901
9902 * cgraph.h (cgraph_edge): New field uid.
9903 (cgraph_edge_hook): New type.
9904 (cgraph_node_hook): New type.
9905 (cgraph_2edge_hook): New type.
9906 (cgraph_2node_hook): New type.
9907
9908 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
9909
9910 * config.in: Regenerate.
9911
9912 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
9913
9914 * gcc.c (print_sysroot): New.
9915 (option_map, display_help, process_command): Handle the
9916 -print-sysroot option.
9917 (main): Print the sysroot if requested.
9918 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
9919
9920 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9921
9922 PR target/34780
9923 * unwind-pe.h (size_of_encoded_value): add attribute unused.
9924
9925 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
9926
9927 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
9928 (assign_parm_setup_block_p): Also check mode of entry_parm.
9929
9930 2008-07-07 Richard Guenther <rguenther@suse.de>
9931
9932 * tree-ssa-structalias.h (set_used_smts): Remove.
9933 * tree-ssa-structalias.c (used_smts): Likewise.
9934 (set_used_smts): Likewise.
9935 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
9936 call to set_used_smts.
9937
9938 2008-07-07 Richard Guenther <rguenther@suse.de>
9939
9940 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
9941 (new_var_info): Set it to false.
9942 (solution_set_add): Correctly handle pointers outside a var and
9943 inside a field.
9944 (type_safe): Treat variables with is_full_var properly.
9945 (do_sd_constraint): Likewise.
9946 (do_ds_constraint): Likewise.
9947 (process_constraint): Remove zeroing offset for !use_field_sensitive.
9948 (get_constraint_for_ptr_offset): New function.
9949 (get_constraint_for_component_ref): For addresses at least include
9950 the last field of the variable. Handle is_full_vars properly.
9951 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
9952 (handle_ptr_arith): Remove.
9953 (find_func_aliases): Simplify assignment handling.
9954 (create_function_info_for): For parameter and result varinfos set
9955 is_full_var flag.
9956 (create_variable_info_for): Set is_full_var flag whenever we
9957 just created a single varinfo for a decl.
9958 (init_alias_vars): Initialize use_field_sensitive from
9959 max-fields-for-field-sensitive parameter.
9960
9961 2008-07-07 Richard Guenther <rguenther@suse.de>
9962
9963 PR tree-optimization/36713
9964 * tree-flow-inline.h (is_call_used): New function.
9965 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
9966 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
9967 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
9968
9969 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
9970
9971 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
9972
9973 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
9974
9975 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
9976
9977 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
9978 Nathan Sidwell <nathan@codesourcery.com>
9979
9980 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
9981 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
9982 tmake_file.
9983 * config/m68k/t-linux: New.
9984 * doc/install.texi: Document m68k-*-linux is now multilibbed by
9985 default.
9986
9987 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
9988
9989 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
9990 * config/m68k/m68k-devices.def: Remove multilibs that only differ
9991 by MAC/EMAC.
9992
9993 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9994
9995 * gcc.c (execute): Fix -Wc++-compat warning.
9996
9997 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
9998
9999 PR target/36720
10000 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
10001 constant for little endian.
10002
10003 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
10004
10005 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
10006 mips_base_mips16 instead of TARGET_MIPS16.
10007 (mips_base_mips16): Declare.
10008 * config/mips/mips.c (mips_base_mips16): Make global.
10009 (was_mips16_p): Remove GTY marker.
10010 (was_mips16_pch_p): New variable.
10011 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
10012 (mips_override_options): Force to non-MIPS16 mode initially.
10013 Do not complain about MIPS16 PIC incompatibilities here.
10014 Only allow -mgpopt if -mexplicit-relocs is in force for
10015 non-MIPS16 code.
10016
10017 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
10018
10019 * configure.ac: Check for caddr_t, define to char * if not defined.
10020 * configure: Regenerate.
10021 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
10022 (mmap_gt_pch_use_address): Likewise.
10023 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
10024
10025 2008-07-06 Richard Guenther <rguenther@suse.de>
10026
10027 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
10028 (new_var_info): Deal with it.
10029 (solution_set_add): Likewise.
10030 (bitpos_of_field): Make signed, fix.
10031 (struct fieldoff): Remove type and decl fields. Make size field
10032 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
10033 flags.
10034 (fieldoff_compare): Deal with it.
10035 (push_fields_onto_fieldstack): Remove has_union argument, glob
10036 adjacent non-pointer fields together.
10037 (create_function_info_for): Do not set has_union.
10038 (create_variable_info_for): Simplify.
10039
10040 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
10041
10042 * config.gcc (extra_headers): Add cross-stdarg.h for target
10043 x86_64-*-* and i?86-*-*.
10044 * config/i386/cross-stdarg.h: New.
10045 * builtins.c (std_fn_abi_va_list): New.
10046 (std_canonical_va_list_type): New.
10047 (stabilize_va_list): Replace va_list_type_node use by
10048 mtarget.canonical_va_list_type.
10049 (gimplify_va_arg_expr): Likewise.
10050 (expand_builtin_va_copy): Replace va_list_type_node use by
10051 mtarget.fn_abi_va_list.
10052 * tree-sra.c (is_va_list_type): New helper.
10053 (decl_can_be_decomposed_p): Replace
10054 va_list_type_node use by is_va_list_type.
10055 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
10056 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10057 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
10058 * config/i386/i386-protos.h (ix86_get_valist_type): New.
10059 (ix86_enum_va_list): New.
10060 * config/i386/i386.c (sysv_va_list_type_node): New.
10061 (ms_va_list_type_node): New.
10062 (ix86_function_type_abi): Remove sorry.
10063 (ix86_build_builtin_va_list_abi): New.
10064 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
10065 for 64-bit targets.
10066 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
10067 (ix86_init_builtins_va_builtins_abi): New.
10068 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
10069 for 64-bit targets.
10070 (ix86_handle_abi_attribute): New.
10071 (attribute_spec): Add sysv_abi and ms_abi.
10072 (ix86_fn_abi_va_list): New.
10073 (ix86_canonical_va_list_type): New.
10074 (ix86_enum_va_list): New.
10075 (TARGET_FN_ABI_VA_LIST): New.
10076 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10077 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
10078 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
10079 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10080 (TARGET_ENUM_VA_LIST): New.
10081 * expr.h (std_fn_abi_va_list): New.
10082 (std_canonical_va_list_type): New.
10083 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
10084 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10085 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
10086 TARGET_CANONICAL_VA_LIST_TYPE.
10087 * target.h (struct gcc_target): Add fn_abi_va_list hook
10088 and canonical_va_list_type hook.
10089
10090 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10091
10092 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
10093 integral and pointer types.
10094
10095 2008-07-04 Roger Sayle <roger@eyesopen.com>
10096
10097 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
10098 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
10099
10100 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
10101
10102 PR target/36684
10103 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
10104
10105 2008-07-04 Jakub Jelinek <jakub@redhat.com>
10106
10107 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
10108 build_gimple_modify_stmt.
10109 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
10110 gimple operand. Use fold_build* instead of build*.
10111
10112 2008-07-04 Richard Guenther <rguenther@suse.de>
10113
10114 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
10115 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
10116 properly to compute the reachability set if we do field-sensitive PTA.
10117 * invoke.texi (max-fields-for-field-sensitive): Document default.
10118 * opts.c (decode_options): Set max-fields-for-field-sensitive to
10119 100 for optimize >= 2.
10120
10121 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10122
10123 * ggc-zone.c (lookup_page_table_if_allocated,
10124 set_page_table_entry, zone_find_object_size, alloc_small_page,
10125 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
10126 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
10127 -Wc++-compat and/or -Wcast-qual warnings.
10128
10129 2008-07-04 Alan Modra <amodra@bigpond.net.au>
10130
10131 PR target/36634
10132 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
10133 pic_offset_table_rtx to be marked as used here.
10134 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
10135 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
10136 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
10137 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
10138 !TARGET_SECURE_PLT.
10139
10140 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10141
10142 * alloc-pool.c (hash_descriptor, eq_descriptor,
10143 alloc_pool_descriptor): Fix -Wc++-compat warnings.
10144 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
10145 Likewise.
10146 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
10147 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
10148 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
10149 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
10150 Likewise.
10151
10152 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
10153
10154 * tree-flow.h (loop_only_exit_p): Declare.
10155 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
10156 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
10157 the number of iterations if it is constant. Otherwise, if this is the
10158 only possible exit of the loop, use the conservative estimate on the
10159 number of iterations of the entire loop if available.
10160
10161 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
10162
10163 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
10164 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
10165 Add synchronization functions.
10166 * config/sync.c: New file.
10167 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
10168 (LIBGCC_SYNC_CFLAGS): Likewise.
10169
10170 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
10171
10172 PR target/36710
10173 * config/i386/i386.md (mode): Add TF to "mode" attribute.
10174 (*pushtf_sse): New insn pattern.
10175 (pushtf splitters): New splitters.
10176
10177 2008-07-03 Michael Meissner <gnu@the-meissners.org>
10178
10179 PR middle-end/35736
10180 * predict.c (build_predict_expr): Use void_type_node for the tree
10181 type, instead of NULL_TREE.
10182
10183 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
10184
10185 * config/i386/i386.c (contains_aligned_value_p): Return true
10186 for TCmode.
10187 (ix86_data_alignment): Align TCmode to 128bits.
10188 (ix86_local_alignment): Likewise.
10189
10190 2008-07-03 Andrew Haley <aph@redhat.com>
10191
10192 PR bootstrap/33304
10193 * vec.h (VEC_TA): New.
10194 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
10195 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
10196 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
10197 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
10198 (C_COMMON_FIXED_TYPES): Remove first arg.
10199 (C_COMMON_FIXED_MODE_TYPES): Likewise.
10200 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
10201 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
10202 not to use empty macro arguments.
10203
10204 2008-07-02 Joseph Myers <joseph@codesourcery.com>
10205
10206 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
10207 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
10208 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
10209 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
10210 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
10211 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
10212 config/ia64/crtn.asm, config/m68hc11/larith.asm,
10213 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
10214 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
10215 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
10216 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
10217 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
10218 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
10219 config/rs6000/e500crtres64gpr.asm,
10220 config/rs6000/e500crtres64gprctr.asm,
10221 config/rs6000/e500crtrest32gpr.asm,
10222 config/rs6000/e500crtrest64gpr.asm,
10223 config/rs6000/e500crtresx32gpr.asm,
10224 config/rs6000/e500crtresx64gpr.asm,
10225 config/rs6000/e500crtsav32gpr.asm,
10226 config/rs6000/e500crtsav64gpr.asm,
10227 config/rs6000/e500crtsav64gprctr.asm,
10228 config/rs6000/e500crtsavg32gpr.asm,
10229 config/rs6000/e500crtsavg64gpr.asm,
10230 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
10231 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
10232 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
10233 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
10234 config/sparc/sol2-cn.asm: Remove .file directives.
10235
10236 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
10237
10238 * resource.c (mark_referenced_resources): Look inside
10239 UNSPEC_VOLATILEs and ASM_INPUTs.
10240
10241 2008-07-02 Ian Lance Taylor <iant@google.com>
10242
10243 * rtlanal.c (add_reg_note): New function.
10244 * rtl.h (add_reg_note): Declare.
10245 * auto-inc-dec.c (attempt_change): Use add_reg_note.
10246 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
10247 * builtins.c (expand_builtin_longjmp): Likewise.
10248 (expand_builtin_nonlocal_goto): Likewise.
10249 * calls.c (emit_call_1, expand_call): Likewise.
10250 * cfgexpand.c (add_reg_br_prob_note): Likewise.
10251 * cfglayout.c (fixup_reorder_chain): Likewise.
10252 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
10253 (commit_one_edge_insertion): Likewise.
10254 * combine.c (move_deaths, distribute_notes): Likewise.
10255 * df-problems.c (df_set_note): Likewise.
10256 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
10257 (set_unique_reg_note): Likewise.
10258 (emit_copy_of_insn_after): Likewise.
10259 * expr.c (expand_expr_real): Likewise.
10260 * gcse.c (add_label_notes): Likewise.
10261 * haifa-sched.c (create_check_block_twin): Likewise.
10262 * jump.c (mark_jump_label_1): Likewise.
10263 * loop-doloop.c (add_test, doloop_modify): Likewise.
10264 * loop-unswitch.c (compare_and_jump_seq): Likewise.
10265 * lower-subreg.c (move_eh_region_note): Likewise.
10266 * optabs.c (emit_libcall_block): Likewise.
10267 * predict.c (predict_insn): Likewise.
10268 (combine_predictions_for_insn): Likewise.
10269 * recog.c (peephole2_optimize): Likewise.
10270 * regmove.c (try_auto_increment): Likewise.
10271 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
10272 * reload.c (find_reloads): Likewise.
10273 * reload1.c (fixup_eh_region_note): Likewise.
10274 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
10275 * reorg.c (delete_prior_computation): Likewise.
10276 (delete_computation, dbr_schedule): Likewise.
10277 * config/pa/pa.c (legitimize_pic_address): Likewise.
10278 * config/sh/sh.c (sh_reorg): Likewise.
10279
10280 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
10281
10282 PR target/36669
10283 * config/libgcc-glibc.ver: Add %exclude.
10284 * config/m32r/libgcc-glibc.ver: Likwise.
10285 * config/s390/libgcc-glibc.ver: Likwise.
10286 * config/sh/libgcc-glibc.ver: Likwise.
10287 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
10288
10289 * config/i386/libgcc-glibc.ver: New.
10290
10291 * config/i386/libgcc-x86_64-glibc.ver: Removed.
10292
10293 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
10294
10295 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
10296 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
10297 i[34567]86-*-linux*, x86_64-*-linux*. Add
10298 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
10299 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
10300 x86_64-*-linux*. Add i386/t-linux to tmake_file for
10301 i[34567]86-*-linux*, x86_64-*-linux*.
10302
10303 * libgcc-std.ver: Add empty GCC_4.4.0.
10304
10305 * mkmap-symver.awk: Support multiple versions per symbol.
10306
10307 * config/i386/i386.c (ix86_init_builtins): Always define
10308 __builtin_fabsq and __builtin_copysignq with fallbacks.
10309 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
10310 and __builtin_copysignq if SSE2 isn't available.
10311
10312 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
10313 (LIBGCC2_TF_CEXT): Likwise.
10314 (TF_SIZE): Likwise.
10315
10316 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
10317
10318 * config/i386/sfp-machine.h: Moved to libgcc.
10319
10320 * config/i386/sfp-machine.h: New.
10321 * config/i386/t-linux: Likwise.
10322
10323 * config/i386/t-darwin: Remove softfp_wrap_start and
10324 softfp_wrap_end.
10325 * config/i386/t-darwin64: Likewise.
10326
10327 * config/i386/t-fprules-softfp64: Renamed to ...
10328 * config/i386/t-fprules-softfp: This.
10329
10330 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
10331 and softfp_wrap_end.
10332
10333 2008-07-02 Jason Merrill <jason@redhat.com>
10334
10335 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
10336
10337 * tree.c (ctor_to_list): New fn.
10338 * tree.h: Declare it.
10339 (CONSTRUCTOR_ELT): New macro.
10340 (CONSTRUCTOR_NELTS): New macro.
10341
10342 2008-07-02 Richard Guenther <rguenther@suse.de>
10343
10344 * tree-ssa-structalias.c (struct variable_info): Reorder
10345 to fill padding on 64bit hosts. Make collapsed_to an int.
10346 (get_varinfo_fc): Deal with that.
10347 (new_var_info): Likewise.
10348 (collapse_rest_of_var): Likewise.
10349
10350 2008-07-02 Joshua Sumali <jsumali@redhat.com>
10351
10352 * doc/install.texi (--enable-java-home): Document.
10353 (--enable-aot-compile-rpm): Likewise.
10354 (--with-arch-directory): Likewise.
10355 (--with-os-directory): Likewise.
10356 (--with-origin-name): Likewise.
10357 (--with-arch-suffix): Likewise.
10358 (--with-jvm-root-dir): Likewise.
10359 (--with-jvm-jar-dir): Likewise.
10360 (--with-python-dir): Likewise.
10361
10362 2008-07-02 Richard Guenther <rguenther@suse.de>
10363
10364 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
10365 from decls explicitly. Merge operand checking from tuples.
10366
10367 2008-07-02 Martin Jambor <mjambor@suse.cz>
10368
10369 * tree-switch-conversion.c: Included timevar.h which I forgot before.
10370
10371 2008-07-02 Martin Jambor <mjambor@suse.cz>
10372
10373 * tree-switch-conversion.c: Included timevar.h
10374 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
10375
10376 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
10377
10378 2008-07-02 Martin Jambor <mjambor@suse.cz>
10379
10380 * tree-switch-conversion.c: Corrected various comments and
10381 whitespace issues
10382 (build_constructors): Fixed minor formatting mistakes.
10383
10384 * invoke.texi (Optimize Options): Corrected the
10385 switch-conversion-max-branch-ratio parameter.
10386
10387 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
10388
10389 * final.c (asm_insn_count): Return zero for an empty asm body.
10390
10391 2008-07-02 Richard Guenther <rguenther@suse.de>
10392
10393 * bitmap.h (bitmap_set_bit): Return bool.
10394 (bitmap_clear_bit): Likewise.
10395 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
10396 write to the bitmap if it would.
10397 (bitmap_clear_bit): Likewise.
10398 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
10399 bitmap_set_bit return value.
10400 (add_pred_graph_edge): Likewise.
10401 (add_graph_edge): Likewise.
10402 (do_sd_constraint): Likewise.
10403 (do_ds_constraint): Likewise.
10404
10405 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10406
10407 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
10408 Fix -Wc++-compat and/or -Wcast-qual warnings.
10409 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
10410 gen_regparm_prefix): Likewise.
10411 * vmsdbgout.c (write_modbeg, lookup_filename,
10412 vmsdbgout_source_line, vmsdbgout_init): Likewise.
10413
10414 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
10415
10416 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
10417 defaults.h definition apply.
10418
10419 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10420
10421 * function.c (assign_parm_remove_parallels): New.
10422 (assign_parm_setup_block_p): Do not return true for non-BLKmode
10423 PARALLELs.
10424 (assign_parm_setup_block): Do not handle them.
10425 (assign_parm_setup_reg, assign_parm_setup_stack): Call
10426 assign_parm_remove_parallels.
10427
10428 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10429
10430 * c-typeck.c (convert_for_assignment): Use
10431 vector_targets_convertible_p.
10432 * c-common.c (vector_targets_convertible_p): New.
10433 * c-common.h (vector_targets_convertible_p): New prototype.
10434 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
10435 opaque_p_V2SI_type_node.
10436
10437 2008-07-01 Steve Ellcey <sje@cup.hp.com>
10438
10439 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
10440 RFmode constants.
10441
10442 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
10443
10444 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
10445 TFmode constants via two element DImode vector for hosts with
10446 HOST_BITS_PER_WIDE_INT < 64.
10447 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
10448 also for HOST_BITS_PER_WIDE_INT < 64.
10449
10450 2008-07-01 Richard Guenther <rguenther@suse.de>
10451
10452 PR tree-optimization/36666
10453 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
10454 (get_constraint_exp_from_ssa_var): Split into ...
10455 (get_constraint_exp_for_temp): ... this ...
10456 (get_constraint_for_ssa_var): ... and that.
10457 Return constraint expressions for all touched sub-fields
10458 if the results address is not taken.
10459 (process_constraint): Remove assertion that aggregate
10460 assignments do not happen at this place.
10461 (get_constraint_for_component_ref): Add address_p argument.
10462 Return constraint expressions for all touched sub-fields
10463 if the results address is not taken.
10464 (do_deref): Use get_constraint_exp_for_temp.
10465 (get_constraint_for_1): Rename from ...
10466 (get_constraint_for): ... this. Add the old function as wrapper.
10467 (do_structure_copy): Use get_constraint_for_1.
10468
10469 2008-07-01 Martin Jambor <mjambor@suse.cz>
10470
10471 * Makefile.in (tree-switch-conversion.o): Add.
10472 (OBJS-common): Add tree-swtch-conversion.o.
10473 * passes.c (init_optimization_passes): Add pass_convert_switch.
10474 * tree-pass.h: (pass_convert_switch): Add.
10475 * tree-switch-conversion.c: New file.
10476 * gcc.dg/tree-ssa/cswtch.c: New testcase.
10477 * common.opt (ftree-cswtch): New option.
10478 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10479 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10480 * opts.c (decode_options): Set flag_tree_switch_conversion when
10481 optimization level is >= 2.
10482 * doc/invoke.texi (Optimize Options): Added description of
10483 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
10484
10485 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10486
10487 * config/darwin-driver.c (darwin_default_min_version): Fix
10488 -Wc++-compat warnings.
10489
10490 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
10491
10492 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
10493 of operand 0.
10494
10495 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10496
10497 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
10498
10499 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10500
10501 PR rtl-optimization/34744
10502 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
10503 (df_scan_free_internal): Free data structures not
10504 allocated in storage pools.
10505 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
10506 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
10507 df_scan_free_mws_vec.
10508 * dse.c (dse_step6): Free offset_map_p and offset_map_n
10509 unconditionally.
10510
10511 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
10512
10513 * config/i386/i386.c (contains_aligned_value_p): Return true
10514 for __float128.
10515 (ix86_function_arg_boundary): Return its natural boundary
10516 for __float128.
10517 (return_in_memory_32): Don't check TDmode.
10518 (ix86_split_to_parts): Support splitting into 4 parts and
10519 support TFmode for 32bit target.
10520 (ix86_split_long_move): Support splitting into 4 parts.
10521 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
10522 for SSE2.
10523 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
10524 (ix86_init_builtins): Here.
10525 (ix86_scalar_mode_supported_p): Always return true for TFmode.
10526 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
10527 'q' and 'w', respectively.
10528
10529 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
10530 TARGET_64BIT.
10531 (movtf_internal): Likewise.
10532 (<code>tf2): Likewise.
10533 (*absnegtf2_sse): Likewise.
10534 (copysign<mode>3): Likewise.
10535 (copysign<mode>3_const): Likewise.
10536 (copysign<mode>3_var): Likewise.
10537 (define_split UNSPEC_COPYSIGN): Likewise.
10538 * config/i386/sse.md (*nandtf3): Likewise.
10539 (<code>tf3): Likewise.
10540 (*<code>tf3): Likewise.
10541
10542 2008-06-30 Joey Ye <joey.ye@intel.com>
10543 H.J. Lu <hongjiu.lu@intel.com>
10544
10545 * global.c (compute_regsets): Set frame_pointer_needed here.
10546 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
10547
10548 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
10549
10550 * doc/install.texi (specific): Expand Windows build notes.
10551
10552 2008-06-30 Ira Rosen <irar@il.ibm.com>
10553
10554 PR tree-optimization/36648
10555 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
10556 number of prolog iterations by step. Fix the comment.
10557
10558 2008-06-30 Richard Guenther <rguenther@suse.de>
10559
10560 PR middle-end/36671
10561 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
10562 handle calls from ECF_MALLOC functions.
10563 (handle_pure_call): ECF_MALLOC functions do not return
10564 call-used memory.
10565 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
10566
10567 2008-06-29 Andreas Schwab <schwab@suse.de>
10568
10569 * config/m68k/m68k.c (print_operand): Always print a float
10570 constant in hex.
10571 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
10572 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
10573 Remove macros.
10574
10575 * config/rs6000/x-linux64: Remove never used file.
10576
10577 2008-06-29 Richard Guenther <rguenther@suse.de>
10578
10579 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
10580 prototype.
10581 (struct alias_info): Move ...
10582 * tree-ssa-alias.c: ... here.
10583 (update_alias_info): Declare.
10584 (compute_may_aliases): Call it.
10585 (update_alias_info): New function.
10586 * tree-ssa-structalias.c (update_alias_info): Move ...
10587 * tree-ssa-alias.c (update_alias_info_1): ... here.
10588 * tree-ssa-structalias.c (process_constraint_1): Remove
10589 unused from_call argument. Rename to ...
10590 (process_constraint): ... this. Delete old wrapper.
10591 (make_constraint_to): Adjust callers.
10592 (handle_const_call): Likewise.
10593 (handle_pure_call): Likewise.
10594 (init_base_vars): Likewise.
10595 (handle_lhs_call): Likewise. Remove unnecessary constraint.
10596 (find_func_aliases): We don't need structure copies for
10597 complex types.
10598 (make_constraint_from_anything): Remove.
10599 (create_variable_info_for): For globals make constraints
10600 from escaped, not from anything.
10601 (compute_points_to_sets): Do not call update_alias_info.
10602 (ipa_pta_execute): Use make_constraint_from.
10603
10604 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10605
10606 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
10607 (bitmap.o-warn, dominance.o-warn): New.
10608 * configure.ac (cxx_compat_warn): Delete.
10609 (loose_warn): Add -Wcast-qual and -Wc++-compat.
10610 * system.h: Remove #pragma diagnostic for -Wcast-qual and
10611 -Wc++-compat.
10612 * configure: Regenerate.
10613
10614 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
10615 warnings.
10616
10617 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10618
10619 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
10620 * df-scan.c (df_notes_rescan): Likewise.
10621 * ggc-page.c (set_page_table_entry): Likewise.
10622 * intl.c (gcc_gettext_width): Likewise.
10623 * varasm.c (get_unnamed_section, get_noswitch_section,
10624 get_section): Likewise.
10625
10626 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
10627
10628 * regrename.c (build_def_use): Don't copy RTX.
10629
10630 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
10631
10632 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
10633 (Type Attributes): Fix nesting of @table and @subsection. Adjust
10634 punctuation. Use @ref instead of @xref.
10635 (Function Names): Remove stray @display/@end display.
10636 (C++ Attributes): Use @ref instead of @xref.
10637 (Deprecated Features): Fix punctuation around @xref.
10638 (Backwards Compatibility): Likewise.
10639 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
10640
10641 2008-06-28 Joseph Myers <joseph@codesourcery.com>
10642
10643 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
10644 constants for E500 double.
10645
10646 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10647
10648 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
10649 element type of const_vector.
10650
10651 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
10652
10653 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
10654 Remove FLAGS_REG clobber from expander pattern.
10655 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
10656 (anddi3, andsi3, andhi3, andqi3): Ditto.
10657 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
10658 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
10659 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
10660 (ashlsi3, ashlhi3, ashlqi3): Ditto.
10661 (ashrsi3, ashrhi3, ashrqi3): Ditto.
10662 (lshrsi3, lshrhi3, lshrqi3): Ditto.
10663 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
10664 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
10665
10666 2008-06-28 Richard Guenther <rguenther@suse.de>
10667
10668 * tree-ssa-structalias.c (callused_id, var_callused,
10669 callused_tree): Add.
10670 (handle_pure_call): New function.
10671 (find_func_aliases): Call it.
10672 (find_what_p_points_to): Handle the call-used set.
10673 (clobber_what_escaped): Likewise.
10674 (compute_call_used_vars): New function.
10675 (init_base_vars): Init the call-used variable.
10676 (do_sd_constraint): Do not propagate the solution from CALLUSED
10677 but use CALLUSED as a placeholder.
10678 (solve_graph): Likewise.
10679 * tree-flow-inline.h (gimple_call_used_vars): New function.
10680 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
10681 (compute_call_used_vars): Declare.
10682 * tree-ssa-alias.c (set_initial_properties): Call
10683 compute_call_used_vars.
10684 (reset_alias_info): Clear call-used variables.
10685 (add_call_clobber_ops): Assert we are not called for const/pure
10686 functions. Remove handling of them.
10687 (add_call_read_ops): Handle pure functions by adding the
10688 call-used set of variables as VUSEs.
10689 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
10690 (delete_tree_ssa): Free it.
10691 * tree-dfa.c (remove_referenced_var): Clear the var from the
10692 call-used bitmap.
10693
10694 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
10695
10696 * tree.c (build_varargs_function_type_list): New.
10697 (build_function_type_list_1): New.
10698 (build_function_type_list): Use build_function_type_list_1.
10699 * tree.h (build_varargs_function_type_list): New.
10700
10701 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10702
10703 PR target/34856
10704 * config/spu/spu.c (spu_builtin_splats): Do not generate
10705 invalid CONST_VECTOR expressions.
10706 (spu_expand_vector_init): Likewise.
10707
10708 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
10709
10710 * optabs.c (libfunc_decls): New variable.
10711 (libfunc_decl_hash, libfunc_decl_eq): New functions.
10712 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
10713 for the same function twice.
10714
10715 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
10716
10717 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
10718 ix86_expand_binary_operator directly.
10719 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
10720 for operand 2.
10721 (*ashrti3_1): Ditto.
10722 (*lshrti3_1): Ditto.
10723 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
10724 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
10725 using only one splitter. Conditionaly execute splitter before or
10726 after peephole2 pass.
10727 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
10728 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
10729 Use only one alternative in asm template.
10730 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
10731 in asm template.
10732 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
10733 "J" operand constraint for operand 2.
10734 (*ashldi3_cconly_rex64): Ditto.
10735 (*ashrdi3_cmp_rex64): Ditto.
10736 (*ashrdi3_cconly_rex64): Ditto.
10737 (*lshrdi3_cmp_rex64): Ditto.
10738 (*lshrdi3_cconly_rex64): Ditto.
10739 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
10740 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
10741 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
10742 gen_x86_shrd_1.
10743
10744 2008-06-27 Jakub Jelinek <jakub@redhat.com>
10745
10746 * gimplify.c (omp_is_private): Don't return true if decl is not
10747 already private on #pragma omp for or #pragma omp parallel for.
10748
10749 PR debug/36617
10750 * tree-cfg.c (struct move_stmt_d): Replace block field with
10751 orig_block and new_block fields.
10752 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
10753 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
10754 (move_block_to_fn): Replace vars_map and new_label_map arguments
10755 with struct move_stmt_d pointer.
10756 (replace_block_vars_by_duplicates): New function.
10757 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
10758 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
10759 all subblocks of ORIG_BLOCK to the new function. Call
10760 replace_block_vars_by_duplicates.
10761 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
10762 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
10763 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
10764 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
10765 (expand_omp): Temporarily set input_location to the location of
10766 region's controlling stmt.
10767 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
10768 BIND_EXPR, push ctx->block_vars and gimplification vars into
10769 the BIND_EXPR and its block's BLOCK_VARS instead of directly
10770 into dest function.
10771 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
10772 there are any BLOCK_VARS.
10773 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
10774 OMP_PARALLEL or OMP_TASK stmt.
10775 (lower_omp): Save and restore input_location around the lower_omp_1
10776 call.
10777
10778 2008-06-27 Richard Guenther <rguenther@suse.de>
10779
10780 PR tree-optimization/36400
10781 PR tree-optimization/36373
10782 PR tree-optimization/36344
10783 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
10784 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
10785 (update_alias_info): Remove call clobbering code.
10786 (make_constraint_to): New helper function.
10787 (make_escape_constraint): Likewise.
10788 (handle_rhs_call): Use it on all pointer containing arguments.
10789 Also mark the static chain escaped.
10790 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
10791 instead of ANYTHING.
10792 (make_constraint_from): New helper split out from ...
10793 (make_constraint_from_anything): ... here.
10794 (find_func_aliases): Add constraints for escape sites.
10795 (intra_create_variable_infos): Make constraints from NONLOCAL
10796 for parameters.
10797 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
10798 as ANYTHING.
10799 (clobber_what_p_points_to): Remove.
10800 (clobber_what_escaped): New function.
10801 (init_base_vars): Init NONLOCAL and ESCAPED.
10802 (do_sd_constraint): Do not propagate the solution from ESCAPED
10803 but use ESCAPED as a placeholder.
10804 (solve_graph): Likewise.
10805 * tree-flow.h (clobber_what_p_points_to): Remove.
10806 (clobber_what_escaped): Declare.
10807 * tree-ssa-alias.c (set_initial_properties): Call it.
10808 Remove code clobbering escaped pointers.
10809
10810 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10811
10812 * function.c (allocate_struct_function): Only allocate a unique
10813 funcdef_no if the decl is nonzero.
10814
10815 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10816
10817 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
10818 * config/mips/mips.c (mips_split_const_insns): New function.
10819 * config/mips/mips.md (move_type): New attribute.
10820 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
10821 (dword_mode): New attribute.
10822 (type): Avoid long line. Map "move_type"s to "type"s,
10823 choosing "multi" for doubleword moves if appropriate.
10824 Swap MTC/MFC comments to match their declaration order.
10825 (extended_mips16): Default to "yes" if "move_type" is "sll0",
10826 "type" is "branch" or "jal" is "direct".
10827 (length): Handle "extended_mips16" first. Make the default
10828 "0" for "ghost" instructions. Set the length from "move_type".
10829 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
10830 of "type", with "sll0" for the register alternative. Remove the
10831 "extended_mips16" attribute.
10832 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
10833 of "type", with "shift_shift" for the register alternative.
10834 Remove the "length" attribute.
10835 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
10836 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
10837 of "type", with "andi" for the register alternative.
10838 (*zero_extendqihi2): Likewise.
10839 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
10840 of "andi" instead of a "type" of "arith".
10841 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
10842 instead of "type".
10843 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
10844 (mov_<store>r, *mov<mode>_ra): Likewise.
10845 (extendsidi2): Use "move_type" instead of "type", with "move"
10846 for the register alternative.
10847 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
10848 of "type", with "signext" for the register alternative.
10849 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
10850 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
10851 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
10852 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
10853 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
10854 (unnamed branch insn): Likewise.
10855 (*movdi_gp32_fp64): Fold into...
10856 (*movdi_32bit): ...here.
10857 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
10858 (*movdf_hardfloat): ...this new pattern.
10859 (*movdf_softfloat): Remove redundant FPR alternatives.
10860 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
10861 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
10862 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
10863 the "move" attribute.
10864 (*movdi_32bit): Use "move_type" instead of "type" and remove the
10865 "length" attribute. Use "fpload" and "fpstore" instead of "load"
10866 and "store" for COP loads and stores.
10867 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
10868 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
10869 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
10870 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
10871 (*movtf_mips16, *movv2sf): Likewise.
10872 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
10873 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
10874 (mfhc1<mode>): Use "move_type" instead of "move".
10875 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
10876 (loadgp_blockage): Remove the "length" attribute.
10877 (blockage, set_got_version, update_got_version): Likewise.
10878 (call_internal): Remove the "extended_mips16" attribute.
10879 (call_value_internal, call_value_multiple_internal): Likewise.
10880 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
10881 instead of "move".
10882 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
10883 the "length" attribute.
10884
10885 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10886
10887 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
10888 -Wcast-qual warnings.
10889 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
10890 handle_pragma_pop_macro): Likewise.
10891 * collect2.c (resolve_lib_name): Likewise.
10892 * config/arc/arc.c (arc_init): Likewise.
10893 * config/arm/arm.c (neon_builtin_compare,
10894 locate_neon_builtin_icode): Likewise.
10895 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
10896 * config/bfin/bfin.c (bfin_init_machine_status,
10897 bfin_optimize_loop): Likewise.
10898 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
10899 * config/cris/cris.c (cris_init_expanders): Likewise.
10900 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
10901 * config/darwin.c (machopic_indirection_eq,
10902 machopic_indirection_name, machopic_output_indirection): Likewise.
10903 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
10904 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
10905 frv_optimize_membar): Likewise.
10906 * config/i386/cygwin.h (mingw_scan,
10907 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
10908 * config/i386/cygwin1.c (mingw_scan): Likewise.
10909 * config/i386/i386.c (machopic_output_stub): Likewise.
10910 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
10911 i386_pe_unique_section): Likewise.
10912 * config/ia64/ia64.c (ia64_init_machine_status,
10913 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
10914 Likewise.
10915 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
10916 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
10917 * config/m68k/m68k.c (m68k_handle_option,
10918 m68k_sched_md_init_global): Likewise.
10919 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
10920 mcore_unique_section): Likewise.
10921 * config/mips/mips.c (mips_block_move_straight,
10922 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
10923 Likewise.
10924 * config/mmix/mmix.c (mmix_init_machine_status,
10925 mmix_encode_section_info): Likewise.
10926 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
10927 * config/rs6000/rs6000.c (rs6000_init_machine_status,
10928 print_operand_address, output_toc, redefine_groups,
10929 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
10930 * config/s390/s390.c (s390_init_machine_status): Likewise.
10931 * config/score/score.c (score_block_move_straight,
10932 score_block_move_loop_body): Likewise.
10933 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
10934 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
10935 * emit-rtl.c (find_auto_inc): Likewise.
10936 * gcc.c (translate_options, process_command): Likewise.
10937 * reorg.c (dbr_schedule): Likewise.
10938 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
10939 * xcoffout.c (xcoffout_declare_function): Likewise.
10940
10941 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
10942
10943 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
10944 ipa-pta working again.
10945
10946 2008-06-27 David Edelsohn <edelsohn@gnu.org>
10947
10948 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
10949 genautomata.
10950
10951 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
10952
10953 * config.gcc (powerpc*-*-*): Add new core e500mc.
10954 * config/rs6000/e500mc.md: New file.
10955 * config/rs6000/rs6000.c (processor_costs): Add new costs for
10956 e500mc.
10957 (rs6000_override_options): Add e500mc case to
10958 processor_target_table. Altivec and Spe options not allowed
10959 with e500mc. Add isel instruction to e500mc by
10960 default. Initialize rs6000_cost for e500mc.
10961 (rs6000_issue_rate): Set issue rate for e500mc.
10962 * config/rs6000/rs6000.h (processor_type): Add
10963 PROCESSOR_PPCE500MC.
10964 (ASM_CPU_SPEC): Add e500mc.
10965 Set TARGET_ISEL to rs6000_isel.
10966 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
10967 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
10968 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
10969 Include e500mc.md.
10970 * doc/invoke.texi: Add e500mc to list of cpus.
10971
10972 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10973
10974 PR c/34867
10975 * c-lex.c (lex_charconst): Initialize unsignedp.
10976
10977 2008-06-27 Olivier Hainque <hainque@adacore.com>
10978
10979 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
10980 documented assumptions.
10981
10982 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
10983
10984 * dwarf2out.c: Remove trailing white spaces. Break long line
10985 in comments.
10986
10987 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
10988
10989 * libfuncs.h (LTI_synchronize): New libfunc_index.
10990 (synchronize_libfunc): Declare.
10991 * builtins.c (expand_builtin_synchronize): Consider using
10992 synchronize_libfunc before falling back on an asm blockage.
10993 * config/mips/mips.c: Include libfuncs.h
10994 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
10995
10996 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
10997
10998 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
10999 parameter. Copy stack_reg to r11 where appropriate.
11000 (no_global_regs_above): Add gpr parameter.
11001 (rs6000_stack_info): Only add padding for SPE save area if we
11002 are saving SPE GPRs and CR.
11003 (saveres_routine_syms): New variable.
11004 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
11005 Define.
11006 (rs6000_savres_routine_sym): New function.
11007 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
11008 split out of...
11009 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
11010 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
11011 Tweak FPR out-of-line saving.
11012 (rs6000_make_savres_rtx): New function.
11013 (rs6000_use_multiple_p): New function.
11014 (rs6000_savres_strategy): New function.
11015 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
11016 out-of-line if appropriate.
11017 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
11018 if we are optimizing for size.
11019 (GP_SAVE_INLINE): Define.
11020 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
11021 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
11022 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
11023 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
11024 (*save_fpregs_<mode>): Add use of r11.
11025 (*restore_gpregs_<mode>): New insn.
11026 (*return_and_restore_gpregs_<mode>): New insn.
11027 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
11028 use r11.
11029 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
11030 (*restore_gpregs_spe): New insn.
11031 (*return_and_restore_gpregs_spe): New insn.
11032 * config/rs6000/predicates.md (save_world_operation): Fix check.
11033
11034 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
11035
11036 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
11037 this point, so assert that.
11038
11039 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
11040
11041 * cfganal.c: Include vec.h and vecprim.h.
11042 (compute_idf): Import from...
11043 * tree-into-ssa (compute_idf): ...here.
11044 * basic-block.h (compute_idf): Export.
11045
11046 2008-06-26 Joseph Myers <joseph@codesourcery.com>
11047
11048 * c-decl.c (merge_decls): Use !current_function_decl to check for
11049 extern declaration of C99 inline function being at file scope.
11050
11051 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
11052
11053 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
11054
11055 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11056
11057 * alias.c (record_alias_subset, init_alias_analysis): Fix
11058 -Wc++-compat and/or -Wcast-qual warnings.
11059 * attribs.c (lookup_attribute_spec): Likewise.
11060 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
11061 copy_bb, connect_traces,
11062 find_rarely_executed_basic_blocks_and_cr): Likewise.
11063 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
11064 note_btr_set, migrate_btr_defs): Likewise.
11065 * builtins.c (result_vector, expand_builtin_memcpy,
11066 expand_builtin_mempcpy_args, expand_builtin_strncpy,
11067 builtin_memset_read_str, expand_builtin_printf,
11068 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
11069 Likewise.
11070 * caller-save.c (mark_set_regs): Likewise.
11071 * calls.c (expand_call, emit_library_call_value_1): Likewise.
11072 * cgraph.c (cgraph_edge): Likewise.
11073 * combine.c (likely_spilled_retval_1): Likewise.
11074 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
11075 htab_counts_entry_del, get_coverage_counts): Likewise.
11076 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
11077 new_cselib_val): Likewise.
11078 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
11079 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
11080 Likewise.
11081 * df-core.c (df_compact_blocks): Likewise.
11082 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
11083 * df-scan.c (df_grow_reg_info, df_ref_create,
11084 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
11085 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
11086 df_record_entry_block_defs, df_record_exit_block_uses,
11087 df_bb_verify): Likewise.
11088 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
11089 DF_REF_EXTRACT_MODE_CONST): New.
11090 * dominance.c (get_immediate_dominator, get_dominated_by,
11091 nearest_common_dominator, root_of_dom_tree,
11092 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
11093 -Wc++-compat and/or -Wcast-qual warnings.
11094 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
11095 record_store, replace_read, check_mem_read_rtx, scan_insn,
11096 dse_step1, dse_record_singleton_alias_set): Likewise.
11097 * dwarf2asm.c (dw2_force_const_mem): Likewise.
11098
11099 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11100
11101 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
11102 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
11103 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
11104 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
11105 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
11106 add_ranges_num, add_ranges_by_labels, file_info_cmp,
11107 file_name_acquire, output_file_names, add_const_value_attribute,
11108 premark_used_types_helper, file_table_eq, file_table_hash,
11109 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
11110 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
11111 -Wcast-qual warnings.
11112 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
11113 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
11114 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
11115 gen_reg_rtx, start_sequence, init_emit): Likewise.
11116 * et-forest.c (et_new_occ, et_new_tree): Likewise.
11117 * except.c (init_eh_for_function, gen_eh_region,
11118 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
11119 arh_to_landing_pad, arh_to_label, add_action_record,
11120 add_call_site, switch_to_exception_section): Likewise.
11121 * expmed.c (synth_mult): Likewise.
11122 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
11123 store_expr): Likewise.
11124 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
11125 Likewise.
11126 * function.c (assign_stack_temp_for_type,
11127 allocate_struct_function, match_asm_constraints_1): Likewise.
11128 * gcov-io.c (gcov_allocate): Likewise.
11129 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
11130 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
11131 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
11132 record_one_set, insert_expr_in_table, insert_set_in_table,
11133 dump_hash_table, compute_hash_table_work, alloc_hash_table,
11134 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
11135 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
11136 -Wcast-qual warnings.
11137
11138 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11139
11140 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
11141 -Wcast-qual warnings.
11142 * gcc.c (process_command): Likewise.
11143 * genattrtab.c (oballoc): Use XOBNEW.
11144 (oballocvec): Define.
11145 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
11146 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
11147 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
11148 -Wc++-compat and/or -Wcast-qual warnings.
11149 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
11150 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
11151 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
11152 gen_presence_absence_set, gen_automaton, gen_regexp_el,
11153 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
11154 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
11155 add_excls, process_presence_absence_names,
11156 process_presence_absence_patterns, add_presence_absence,
11157 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
11158 get_free_state, add_arc, get_free_automata_list_el,
11159 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
11160 transform_3, cache_presence, create_ainsns, create_automata,
11161 create_state_ainsn_table, dfa_insn_code_enlarge,
11162 output_trans_func, output_min_issue_delay_func,
11163 output_dead_lock_func, output_reset_func,
11164 output_get_cpu_unit_code_func, output_dfa_start_func,
11165 expand_automata): Likewise.
11166 * genextract.c (gen_insn): Likewise.
11167 * gengtype-lex.l: Likewise.
11168 * gengtype.c (read_input_list, adjust_field_type,
11169 process_gc_options): Likewise.
11170 * genoutput.c (note_constraint): Likewise.
11171 * genpreds.c (mangle, add_constraint): Likewise.
11172 * genrecog.c (process_define_predicate, new_decision,
11173 add_to_sequence): Likewise.
11174 * gensupport.c (record_insn_name): Likewise.
11175
11176 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11177
11178 * config/i386/driver-i386.c (detect_caches_amd,
11179 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
11180 and/or -Wcast-qual warnings.
11181 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
11182 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
11183 gt_pch_save): Likewise.
11184 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
11185 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
11186 * global.c (compute_regsets): Likewise.
11187 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
11188 finish_graph_dump_file): Likewise.
11189 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
11190 unlink_bb_notes): Likewise.
11191 * integrate.c (get_hard_reg_initial_val): Likewise.
11192 * ipa-prop.c (ipa_push_func_to_list): Likewise.
11193 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
11194 * local-alloc.c (update_equiv_regs): Likewise.
11195 * loop-invariant.c (check_invariant_table_size,
11196 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
11197 Likewise.
11198 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
11199 altered_reg_used, mark_altered): Likewise.
11200 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
11201 insert_var_expansion_initialization,
11202 combine_var_copies_in_loop_exit, apply_opt_in_copies,
11203 release_var_copies): Likewise.
11204 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
11205 analyze_matrix_decl, add_allocation_site, analyze_transpose,
11206 analyze_accesses_for_phi_node, check_var_notmodified_p,
11207 check_allocation_function, find_sites_in_func,
11208 record_all_accesses_in_func, transform_access_sites,
11209 transform_allocation_sites): Likewise.
11210 * omp-low.c (new_omp_region, create_omp_child_function_name,
11211 check_omp_nesting_restrictions, check_combined_parallel,
11212 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
11213 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
11214 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
11215 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
11216 Likewise.
11217 * opts-common.c (prune_options): Likewise.
11218 * opts.c (add_input_filename, print_filtered_help,
11219 get_option_state): Likewise.
11220 * params.c (add_params): Likewise.
11221 * passes.c (set_pass_for_id, next_pass_1,
11222 do_per_function_toporder, pass_fini_dump_file): Likewise.
11223 * postreload.c (reload_cse_simplify_operands): Likewise.
11224 * predict.c (tree_predicted_by_p, tree_predict_edge,
11225 clear_bb_predictions, combine_predictions_for_bb): Likewise.
11226
11227 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11228
11229 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
11230 warnings.
11231 * recog.c (check_asm_operands, validate_change_1): Likewise.
11232 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
11233 subst_asm_stack_regs): Likewise.
11234 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
11235 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
11236 * regmove.c (reg_is_remote_constant_p): Likewise.
11237 * regrename.c (regrename_optimize, scan_rtx_reg,
11238 kill_clobbered_value, kill_set_value, kill_autoinc_value):
11239 Likewise.
11240 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
11241 regstat_compute_calls_crossed): Likewise.
11242 * reload1.c (init_reload, new_insn_chain,
11243 has_nonexceptional_receiver, reload, copy_reloads,
11244 calculate_needs_all_insns, init_elim_table): Likewise.
11245 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
11246 * rtl.c (shallow_copy_rtx_stat): Likewise.
11247 * rtlanal.c (parms_set): Likewise.
11248 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
11249 sbitmap_resize, sbitmap_vector_alloc): Likewise.
11250 * sched-ebb.c (earliest_block_with_similiar_load,
11251 add_deps_for_risky_insns): Likewise.
11252 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
11253 schedule_region): Likewise.
11254 * see.c (eq_descriptor_pre_extension,
11255 hash_descriptor_pre_extension, hash_del_pre_extension,
11256 eq_descriptor_properties, hash_descriptor_properties,
11257 hash_del_properties, see_seek_pre_extension_expr,
11258 see_initialize_data_structures, see_print_register_properties,
11259 see_print_pre_extension_expr, see_delete_merged_def_extension,
11260 see_delete_unmerged_def_extension, see_emit_use_extension,
11261 see_pre_delete_extension, see_map_extension, see_commit_changes,
11262 see_analyze_merged_def_local_prop,
11263 see_analyze_merged_def_local_prop,
11264 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
11265 see_set_prop_merged_def, see_set_prop_unmerged_def,
11266 see_set_prop_unmerged_use, see_print_one_extension,
11267 see_merge_one_use_extension, see_merge_one_def_extension,
11268 see_store_reference_and_extension, see_update_uses_relevancy,
11269 see_update_defs_relevancy): Likewise.
11270 * statistics.c (hash_statistics_hash, hash_statistics_eq,
11271 hash_statistics_free, curr_statistics_hash): Likewise.
11272 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
11273 expand_asm_operands, expand_return, case_bit_test_cmp,
11274 expand_case): Likewise.
11275 * stor-layout.c (start_record_layout): Likewise.
11276 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
11277 gt_pch_save_stringpool): Likewise.
11278 * tree-data-ref.c (hash_stmt_vertex_info,
11279 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
11280 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
11281
11282 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
11283
11284 PR target/36627
11285 * config/i386/i386.md : Change constraints of HImode and QImode
11286 immediate operands from "i" to "n". Change SImode "ni" constraint to
11287 "i" and SImode "rmi" constraint to "g". Remove all constraints
11288 from const0_operand and const1_operand predicated operands.
11289 (i): Change QImode and HImode attribute from "i" to "n".
11290 (*subqi_2): Change HImode operands to QImode.
11291 (*subqi_3): Ditto.
11292
11293 2008-06-25 Olivier Hainque <hainque@adacore.com>
11294
11295 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
11296 sed substitutions.
11297
11298 2008-06-25 Richard Guenther <rguenther@suse.de>
11299
11300 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
11301 not overflow the result type.
11302
11303 2008-06-25 Richard Guenther <rguenther@suse.de>
11304
11305 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
11306 (vn_lookup): Likewise.
11307
11308 2008-06-25 Richard Guenther <rguenther@suse.de>
11309
11310 PR tree-optimization/35518
11311 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
11312 * tree-sra.c (instantiate_element): Use fold_build3 to build
11313 BIT_FIELD_REFs.
11314 (try_instantiate_multiple_fields): Likewise.
11315
11316 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11317
11318 * config/rs6000/rs6000.md: Change all string instruction's clobber to
11319 be early clobbers.
11320
11321 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11322
11323 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
11324 use_backchain_to_restore_sp to true
11325 if the offset of the link register save area would go over the 32k - 1
11326 offset limit of the load
11327 instructions.
11328
11329 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
11330
11331 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
11332 anchor for the type-punning blurb. Cross-reference "Structures
11333 unions enumerations and bit-fields implementation". Provide a
11334 cast-through-pointer example. Make final sentence self-contained.
11335 * doc/implement-c.texi (Structures unions enumerations and
11336 bit-fields implementation): Cross-reference the type-punning blurb
11337 in the -fstrict-aliasing documentation.
11338
11339 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11340
11341 PR middle-end/36594
11342 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
11343 the memory instead of the memory itself for the save area.
11344
11345 2008-06-24 Olivier Hainque <hainque@adacore.com>
11346 Nicolas Roche <roche@adacore.com>
11347
11348 * gengtype.c (srcdir_len): size_t instead of int.
11349 (get_file_realbasename): New function. For F a filename, the real
11350 basename of F, with all the path components stripped.
11351 (get_file_srcdir_relative_path): New function. For F a filename, the
11352 relative path to F from $(srcdir).
11353 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
11354 get_file_realbasename. Adjust the head comment.
11355 (get_prefix_langdir_index): New function. For F a filename, return the
11356 lang_dir_names[] relative index of the language directory that is
11357 a prefix in F.
11358 (get_file_langdir): For F a filename, return the name of the language
11359 directory where F is located.
11360 (get_file_gtfilename): New function. The gt- output file name for an
11361 input filename F.
11362 (get_output_file_with_visibility): Replace in-line computations with
11363 uses of get_file_gtfilename and get_prefix_langdir_index.
11364 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
11365
11366 2008-06-24 Jakub Jelinek <jakub@redhat.com>
11367
11368 PR tree-optimization/36504
11369 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
11370 references without base address.
11371
11372 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11373
11374 PR middle-end/36584
11375 * calls.c (expand_call): Increase alignment for recursive functions.
11376
11377 2008-06-23 Anatoly Sokolov <aesok@post.ru>
11378
11379 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
11380 (TARGET_FUNCTION_VALUE): New define.
11381 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
11382 * config/avr/avr.h (FUNCTION_VALUE): Remove.
11383
11384 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11385
11386 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
11387 (fmod<mode>3): Ditto.
11388 (remainderxf3): Ditto.
11389 (remainder<mode>3): Ditto.
11390
11391 2008-06-23 Jakub Jelinek <jakub@redhat.com>
11392
11393 PR target/36533
11394 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
11395 REG is a hard register.
11396
11397 PR tree-optimization/36508
11398 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
11399 499, don't check it at all in release compilers.
11400
11401 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11402
11403 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
11404 together with SSE_TARGET_MATH to disable insn pattern.
11405 (*fop_<MODEF:mode>_2_i387): Ditto.
11406 (*fop_<MODEF:mode>_3_i387): Ditto.
11407
11408 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
11409
11410 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
11411
11412 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11413
11414 PR middle-end/34906
11415 * gimplify.c (gimplify_asm_expr): Check the return code of
11416 parse_output_constraint call, set function return and is_inout
11417 value if it failed.
11418
11419 2008-06-22 Ian Lance Taylor <iant@google.com>
11420
11421 * c-lex.c (narrowest_unsigned_type): Change itk to int.
11422 (narrowest_signed_type): Likewise.
11423 * c-typeck.c (c_common_type): Change local variable mclass to enum
11424 mode_class, twice.
11425 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
11426 tcc_comparison, not the tree code itself.
11427 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
11428 (c_expand_expr): Cast modifier to enum expand_modifier.
11429 * c-common.h (C_RID_CODE): Add casts.
11430 (C_SET_RID_CODE): Define.
11431 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
11432 (c_lex_one_token): Add cast to avoid warning.
11433 (c_parser_objc_type_name): Rename local typename to type_name.
11434 (check_no_duplicate_clause): Change code parameter to enum
11435 omp_clause_code.
11436 (c_parser_omp_var_list_parens): Change kind parameter to enum
11437 omp_clause_code.
11438 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
11439 c_parser_omp_list_var_parens.
11440 (c_parser_omp_threadprivate): Likewise.
11441 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
11442 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
11443 * c-format.c (NO_FMT): Define.
11444 (printf_length_specs): Use NO_FMT.
11445 (asm_fprintf_length_specs): Likewise.
11446 (gcc_diag_length_specs): Likewise.
11447 (scanf_length_specs): Likewise.
11448 (strfmon_length_specs): Likewise.
11449 (gcc_gfc_length_specs): Likewise.
11450 (printf_flag_specs): Change 0 to STD_C89.
11451 (asm_fprintf_flag_specs): Likewise.
11452 (gcc_diag_flag_specs): Likewise.
11453 (gcc_cxxdiag_flag_specs): Likewise.
11454 (scanf_flag_specs): Likewise.
11455 (strftime_flag_specs): Likewise.
11456 (strfmon_flag_specs): Likewise.
11457 (print_char_table): Likewise.
11458 (asm_fprintf_char_table): Likewise.
11459 (gcc_diag_char_table): Likewise.
11460 (gcc_tdiag_char_table): Likewise.
11461 (gcc_cdiag_char_table): Likewise.
11462 (gcc_cxxdiag_char_table): Likewise.
11463 (gcc_gfc_char_table): Likewise.
11464 (scan_char_table): Likewise.
11465 (time_char_table): Likewis.
11466 (monetary_char_table): Likewise.
11467 * c-format.h (BADLEN): Likewise.
11468
11469 2008-06-21 Ian Lance Taylor <iant@google.com>
11470
11471 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
11472 Define END_OF_BASE_TREE_CODES around inclusion.
11473 * tree.c (tree_code_type): New global array.
11474 (tree_code_length, tree_code_name): Likewise.
11475 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
11476 $(lang_tree_files).
11477 (all-tree.def, s-alltree): New targets.
11478 (gencheck.h, s-gencheck): Remove.
11479 (tree.o): Depend upon all-tree.def.
11480 (build/gencheck.o): Remove gencheck.h dependency.
11481 (mostlyclean): Don't remove gencheck.h.
11482 * c-common.h (enum c_tree_code): Remove.
11483 * c-lang.c (tree_code_type): Remove.
11484 (tree_code_length, tree_code_name): Remove.
11485 * gencheck.c (tree_codes): Include all-tree.def, rather than
11486 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
11487 after it is used.
11488 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
11489 than tree.def.
11490 * cp/cp-tree.h (enum cplus_tree_code): Remove.
11491 (operator_name_info): Size to MAX_TREE_CODES.
11492 (assignment_operator_name_info): Likewise.
11493 * cp/cp-lang.c (tree_code_type): Remove.
11494 (tree_code_length, tree_code_name): Remove.
11495 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
11496 (assignment_operator_name_info): Likewise.
11497 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
11498 MAX_TREE_CODES.
11499 * cp/mangle.c (write_expression): Likewise.
11500 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
11501 * fortran/f95-lang.c (tree_code_type): Remove.
11502 (tree_code_length, tree_code_name): Remove.
11503 * java/java-tree.h (enum java_tree_code): Remove.
11504 * java/lang.c (tree_code_type): Remove.
11505 (tree_code_length, tree_code_name): Remove.
11506 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
11507 * objc/objc-act.h (enum objc_tree_code): Remove.
11508 * objc/objc-lang.c (tree_code_type): Remove.
11509 (tree_code_length, tree_code_name): Remove.
11510 * objcp/objcp-lang.c (tree_code_type): Remove.
11511 (tree_code_length, tree_code_name): Remove.
11512 * ada/ada-tree.h (enum gnat_tree_code): Remove.
11513 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
11514 * ada/misc.c (tree_code_type): Remove.
11515 (tree_code_length, tree_code_name): Remove.
11516
11517 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
11518
11519 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
11520 the grand_bitmap_obstack.
11521
11522 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11523
11524 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
11525 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
11526 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
11527 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
11528 move_stmt_r, new_label_mapper): Likewise.
11529 * tree-complex.c (cvc_lookup): Likewise.
11530 * tree-dfa.c (create_function_ann): Likewise.
11531 * tree-dump.c (dump_register): Likewise.
11532 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
11533 find_phi_replacement_condition): Likewise.
11534 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
11535 tree_function_versioning): Likewise.
11536 * tree-into-ssa.c (cmp_dfsnum): Likewise.
11537 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
11538 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
11539 get_nonlocal_debug_decl, convert_nonlocal_reference,
11540 convert_nonlocal_omp_clauses, get_local_debug_decl,
11541 convert_local_reference, convert_local_omp_clauses,
11542 convert_nl_goto_reference, convert_nl_goto_receiver,
11543 convert_tramp_reference, convert_call_expr): Likewise.
11544 * tree-outof-ssa.c (contains_tree_r): Likewise.
11545 * tree-parloops.c (reduction_phi, initialize_reductions,
11546 eliminate_local_variables_1, add_field_for_reduction,
11547 add_field_for_name, create_phi_for_local_result,
11548 create_call_for_reduction_1, create_loads_for_reductions,
11549 create_stores_for_reduction, create_loads_and_stores_for_name):
11550 Likewise.
11551 * tree-phinodes.c (allocate_phi_node): Likewise.
11552 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
11553 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
11554 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
11555 * tree-ssa-coalesce.c (compare_pairs): Likewise.
11556 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
11557 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
11558 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
11559 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
11560 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
11561 vn_nary_op_insert): Likewise.
11562 * tree-ssa.c (redirect_edge_var_map_add,
11563 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
11564 * tree-vectorizer.c (vectorize_loops): Likewise.
11565 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
11566 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
11567 tree_cons_stat, build1_stat, build_variant_type_copy,
11568 decl_init_priority_lookup, decl_fini_priority_lookup,
11569 decl_priority_info, decl_restrict_base_lookup,
11570 decl_restrict_base_insert, decl_debug_expr_lookup,
11571 decl_debug_expr_insert, decl_value_expr_lookup,
11572 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
11573 type_hash_add, get_file_function_name, tree_check_failed,
11574 tree_not_check_failed, tree_range_check_failed,
11575 omp_clause_range_check_failed, build_omp_clause,
11576 build_vl_exp_stat): Likewise.
11577 * value-prof.c (gimple_histogram_value,
11578 gimple_duplicate_stmt_histograms): Likewise.
11579 * var-tracking.c (attrs_list_insert, attrs_list_copy,
11580 unshare_variable, variable_union_info_cmp_pos, variable_union,
11581 dataflow_set_different_1, dataflow_set_different_2,
11582 vt_find_locations, variable_was_changed, set_variable_part,
11583 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
11584 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
11585 section_entry_hash, object_block_entry_eq,
11586 object_block_entry_hash, create_block_symbol,
11587 initialize_cold_section_name, default_function_rodata_section,
11588 strip_reg_name, set_user_assembler_name, const_desc_eq,
11589 build_constant_desc, output_constant_def, lookup_constant_def,
11590 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
11591 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
11592 default_internal_label): Likewise.
11593 * varray.c (varray_init, varray_grow): Likewise.
11594 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
11595
11596 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
11597
11598 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
11599 operators for "test" insn. Macroize insn using SWI mode macro.
11600 (*jcc_fused_2): Ditto.
11601 (*jcc_fused_3): Macroize insn using SWI mode macro.
11602 (*jcc_fused_4): Ditto.
11603
11604 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
11605
11606 * tree-ssa-pre.c: Fix typo in comment.
11607 (init_antic, fini_antic): Add explicit funtions for
11608 initializing and deinitializing ANTIC and AVAIL sets.
11609 (create_expression_by_pieces): Fix typo in comment.
11610 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
11611 (execute_pre): Eventually dump details about ANTIC_IN.
11612
11613 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11614
11615 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
11616 * gcc.c (translate_options, init_spec, store_arg, read_specs,
11617 add_to_obstack, file_at_path, find_a_file, execute,
11618 add_preprocessor_option, add_assembler_option, add_linker_option,
11619 process_command, insert_wrapper, do_option_spec, do_self_spec,
11620 spec_path, do_spec_1, is_directory, main, used_arg,
11621 getenv_spec_function): Likewise.
11622 * tlink.c (symbol_hash_lookup, file_hash_lookup,
11623 demangled_hash_lookup, symbol_push, file_push, frob_extension):
11624 Likewise.
11625
11626 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11627
11628 * doc/rtl.texi: Updated subreg section.
11629
11630 2008-06-19 Jakub Jelinek <jakub@redhat.com>
11631
11632 PR c++/36523
11633 * cgraphunit.c (cgraph_process_new_functions): Don't clear
11634 node->needed and node->reachable.
11635 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
11636 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
11637 (expand_task_call): Don't call expand_task_copyfn.
11638 (expand_task_copyfn): Renamed to...
11639 (finalize_task_copyfn): ... this.
11640
11641 2008-06-19 Jan Hubicka <jh@suse.cz>
11642
11643 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
11644 clobbering framepointer.
11645
11646 2008-06-19 Jan Hubicka <jh@suse.cz>
11647
11648 * tree-optimize.c (execute_early_local_optimizations): Set
11649 cgraph_state only at first invocation.
11650
11651 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11652
11653 * system.h (-Wc++-compat): Activate as a warning, no an error.
11654
11655 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
11656
11657 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
11658 instead of "#" in insn asm template.
11659 (*jcc_fused_2): Ditto.
11660
11661 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
11662
11663 * config/i386/i386.h (ix86_tune_indices)
11664 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
11665 (TARGET_FUSE_CMP_AND_BRANCH): New define.
11666 * config/i386/i386.md (*jcc_fused_1): New insn pattern
11667 (*jcc_fused_2): Ditto.
11668 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
11669 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
11670 (print operand): Handle 'E' and 'e' code.
11671
11672 2008-06-19 Anatoly Sokolov <aesok@post.ru>
11673
11674 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
11675 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11676 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11677
11678 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
11679
11680 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
11681 node->decl.
11682 (cgraph_expand_function): Use local copy of decl.
11683 (cgraph_expand_all_functions): Remove redundant initialization of
11684 order_pos.
11685 (cgraph_optimize): Reword internal_error message.
11686
11687 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
11688
11689 * arm-protos.h (arm_return_in_memory): Remove public
11690 arm_return_in_memory() prototype.
11691 * arm.c (arm_return_in_memory): Add static prototype, add target
11692 hook macro, change definition and comments.
11693 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
11694
11695 2008-06-19 Ben Elliston <bje@au.ibm.com>
11696
11697 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
11698 real.c: Remove references to IEEE 754R.
11699 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
11700 * doc/libgcc.texi (Decimal float library routines): Likewise.
11701
11702 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11703
11704 * targhooks.h (struct gcc_target): New member unwind_word_mode.
11705 (default_unwind_word_mode): Add prototype.
11706 * targhooks.c (default_unwind_word_mode): New function.
11707 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
11708 instead of word_mode.
11709 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
11710 (TARGET_INITIALIZER): Use it.
11711
11712 * c-common.c (handle_mode_attribute): Support "unwind_word"
11713 mode attribute.
11714 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
11715
11716 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
11717 word_mode to access SjLj_Function_Context member "data".
11718 (sjlj_emit_dispatch_table): Likewise. Also, perform type
11719 conversion from targetm.eh_return_filter_mode () to
11720 targetm.unwind_word_mode () if they differ.
11721
11722 * builtin-types.def (BT_UNWINDWORD): New primitive type.
11723 (BT_FN_UNWINDWORD_PTR): New function type.
11724 (BT_FN_WORD_PTR): Remove.
11725 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
11726 * except.c (expand_builtin_extend_pointer): Convert pointer to
11727 targetm.unwind_word_mode () instead of word_mode.
11728
11729 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
11730 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
11731 (spu_unwind_word_mode): New function.
11732 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
11733 (TARGET_UNWIND_WORD_MODE): Define.
11734 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
11735
11736 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11737
11738 * config/spu/spu.c (reg_align): Remove.
11739 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
11740 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
11741 (spu_split_store): Likewise.
11742
11743 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
11744
11745 * gcc/tree-vn.c: Fix typo in comment.
11746
11747 2008-06-18 Jan Hubicka <jh@suse.cz>
11748
11749 * cgraphunit.c (cgraph_optimize): Output debug info when doing
11750 toplevel reorder too.
11751
11752 2008-06-18 Jan Hubicka <jh@suse.cz>
11753
11754 * c-opts.c (c_common_post_options): PCH is not compatible with
11755 no-unit-at-a-time.
11756 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
11757 -fno-toplevel-reorder by default now.
11758
11759 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11760
11761 PR documentation/30739
11762 * doc/install.texi (Prerequisites): Document dependency on awk.
11763
11764 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
11765 Ian Lance Taylor <iant@google.com>
11766
11767 PR rtl-optimization/35604
11768 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
11769 only want to change jump destinations, not eventual label comparisons.
11770
11771 2008-06-16 Jan Hubicka <jh@suse.cz>
11772
11773 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
11774 syntax errors.
11775 (cgraph_analyze_function): Likewise.
11776
11777 2008-06-16 Jan Hubicka <jh@suse.cz>
11778
11779 * cgraph.h (cgraph_mark_if_needed): New function.
11780 * cgraphunit.c (cgraph_mark_if_needed): New function.
11781 * c-decl.c (duplicate_decl): Use it.
11782
11783 2008-06-16 Jan Hubicka <jh@suse.cz>
11784
11785 * cgraph.c (cgraph_add_new_function): When in expansion state, do
11786 lowering.
11787
11788 2008-06-16 Jan Hubicka <jh@suse.cz>
11789
11790 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
11791
11792 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
11793 Kazu Hirata <kazu@codesourcery.com>
11794 Maxim Kuvyrkov <maxim@codesourcery.com
11795
11796 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
11797 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
11798 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
11799 EXTRA_SPEC_FUNCTIONS.
11800 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
11801 (DRIVER_SELF_SPECS): Adjust.
11802 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
11803 * config/mips/st.h, config/mips/t-st: New.
11804 * config/mips/driver-native.c, config/mips/x-native: New.
11805 * doc/invoke.texi (MIPS): Document 'native' value for -march and
11806 -mtune options.
11807
11808 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
11809
11810 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
11811 from it.
11812 (ISA_HAS_FP_CONDMOVE): New macro.
11813 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
11814 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
11815 (ISA_HAS_NMADD3_NMSUB3): New macro.
11816 * config/mips/mips.c (mips_rtx_costs): Update.
11817 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
11818 compiling for ST Loongson 2E/2F.
11819 (madd<mode>): Rename to madd4<mode>. Update.
11820 (madd3<mode>): New pattern.
11821 (msub<mode>): Rename to msub4<mode>. Update.
11822 (msub3<mode>): New pattern.
11823 (nmadd<mode>): Rename to nmadd4<mode>. Update.
11824 (nmadd3<mode>): New pattern.
11825 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
11826 (nmadd3<mode>_fastmath): New pattern.
11827 (nmsub<mode>): Rename to nmsub4<mode>. Update.
11828 (nmsub3<mode>): New pattern.
11829 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
11830 (nmsub3<mode>_fastmath): New pattern.
11831 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
11832
11833 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
11834
11835 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
11836 (DF_REF_INSN_INFO): New.
11837 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
11838 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
11839 with a NULL DF_REF_INSN_INFO.
11840 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
11841 DF_INSN_SET.
11842 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
11843 DF_INSN_INFO_EQ_USES): New.
11844 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
11845 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
11846 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
11847 * df-core.c: Update comment for above changes.
11848 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
11849 DF_INSN_UID_* macros.
11850 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
11851 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
11852 insn rtx. Update all callers.
11853 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
11854 df_ref_create_structure, df_insn_refs_collect): Likewise.
11855 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
11856 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
11857 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
11858 macros to access the insn refs.
11859 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
11860 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
11861 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
11862 for accessing the refs.
11863 (try_fwprop_subst): Likewise.
11864 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
11865 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
11866 for accessing the refs.
11867 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
11868 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
11869 to look at the insn refs.
11870 (record_uses): Likewise.
11871 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
11872 function anymore.
11873 (mark_artificial_uses): Don't mark_insn for artificial refs.
11874 (mark_reg_rependencies): Likewise.
11875
11876 * doc/rtl.texi: Remove documentation of ADDRESSOF.
11877
11878 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11879
11880 * configure: Regenerate.
11881
11882 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11883
11884 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
11885 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11886 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11887
11888 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11889
11890 * config/avr/avr.c (avr_mcu_t): Add attiny167.
11891 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11892 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11893
11894 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11895
11896 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
11897 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11898 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11899
11900 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
11901
11902 * tree-ssa-sccvn.c: Fix format of comments.
11903
11904 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
11905
11906 * cgraph.c: Remove unneeded forward declarations of eq_node()
11907 and hash_node().
11908
11909 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
11910
11911 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
11912 REG_RETVAL notes.
11913 (see_update_relevancy): Likewise.
11914 * fwprop.c (try_fwprop_subst): Likewise.
11915 * rtlanal.c (noop_move_p): Likewise.
11916 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
11917 notes to non-existing libcall blocks.
11918 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
11919 Remove orig_set.
11920 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
11921 (dead_libcall_p): Remove.
11922 (delete_trivially_dead_insns): Don't use it.
11923 * web.c (union_defs): Remove comment about keeping nops.
11924 * gcse.c (hash_scan_insn): Don't take libcall pointers.
11925 (compute_hash_table_work): Don't track libcall notes.
11926 (do_local_cprop): Don't take libcall pointers. Don't update
11927 libcall notes.
11928 (adjust_libcall_notes): Deleted.
11929 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
11930 ever have existed in the first place).
11931 (replace_store_insn): Don't try to remove libcall notes.
11932 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
11933 (resolve_reg_notes): Don't call them.
11934 (resolve_simple_move): Likewise.
11935 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
11936 Don't remove REG_RETVAL notes.
11937 * emit-rtl.c (try_split): Don't update libcall notes.
11938 (emit_copy_of_insn_after): Dito.
11939 * cselib.c (cselib_current_insn_in_libcall): Remove.
11940 (cselib_process_insn): Don't set/clear it.
11941 (new_elt_loc_list): Don't record it.
11942 (cselib_init): Don't initialize it.
11943 * cselib.c (struct elt_loc_list): Remove in_libcall field.
11944 * loop-invariant.c (find_invariant_insn): Don't look for libcall
11945 notes.
11946 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
11947 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
11948 (init_deps): Don't initialize it.
11949 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
11950 * combine.c (delete_noop_moves): Don't update libcall notes.
11951 (can_combine_p): Remove now pointless #if 0 block.
11952 (try_combine): Remove another obsolete #if 0 block.
11953 (distribute_notes): Don't distribute libcall notes.
11954 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
11955 * dce.c (libcall_dead_p): Remove.
11956 (delete_unmarked_insns): Don't handle libcall blocks.
11957 (preserve_libcall_for_dce): Remove.
11958 (prescan_insns_for_dce): Don't special-case libcall block insns.
11959 * reload1 (reload): Don't handle libcall notes.
11960 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
11961 documentation.
11962
11963 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
11964
11965 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
11966 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11967 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11968
11969 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
11970
11971 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
11972 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11973 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11974
11975 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11976
11977 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
11978
11979 2008-06-16 Ira Rosen <irar@il.ibm.com>
11980
11981 PR tree-optimization/36493
11982 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
11983 the arguments list. Use VECTYPE to create vector pointer.
11984 (vectorizable_store): Fail if accesses through a pointer to vectype
11985 do not alias the original memory reference operands.
11986 Call vect_create_data_ref_ptr without the removed argument.
11987 (vectorizable_load): Likewise.
11988 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
11989 removed argument.
11990
11991 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
11992
11993 PR target/36336
11994 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
11995 reg_equiv_constant.
11996
11997 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
11998
11999 * config/mips/loongson2ef.md: New file.
12000 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
12001 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
12002 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
12003 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
12004 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
12005 and loongson_2f.
12006 (loongson2ef.md): New include.
12007 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
12008 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
12009 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
12010 (loongson_gt_<mode>, loongson_extract_halfword)
12011 (loongson_insert_halfword_0, loongson_insert_halfword_2)
12012 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
12013 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
12014 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
12015 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
12016 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
12017 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
12018 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
12019 (vec_interleave_low<mode>): Define type attribute.
12020 * config/mips/mips.c (mips_ls2): New static variable.
12021 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
12022 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
12023 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
12024 Implement target scheduling hooks.
12025 (mips_multipass_dfa_lookahead): Update to handle tuning for
12026 Loongson 2E/2F.
12027 (mips_sched_init): Initialize data for Loongson scheduling.
12028 (mips_ls2_variable_issue): New static function.
12029 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
12030 Add sanity check.
12031 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
12032 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
12033 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
12034 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
12035 Handle ST Loongson 2E/2F cores.
12036 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
12037
12038 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12039
12040 * omp-low.c (extract_omp_for_data): Fix comment typo.
12041 * c.opt: Fix typo.
12042
12043 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12044
12045 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
12046 FIXME note about gcc/config.guess.
12047 * doc/options.texi (Option file format): Remove non-ASCII bytes.
12048 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
12049 * doc/cppopts.texi: Likewise.
12050 * doc/extend.texi: Likewise.
12051 * doc/gcc.texi: Likewise.
12052 * doc/gccint.texi: Likewise.
12053 * doc/gcov.texi: Likewise.
12054 * doc/gty.texi: Likewise.
12055 * doc/hostconfig.texi: Likewise.
12056 * doc/install.texi: Likewise.
12057 * doc/invoke.texi: Likewise.
12058 * doc/loop.texi: Likewise.
12059 * doc/makefile.texi: Likewise.
12060 * doc/md.texi: Likewise.
12061 * doc/passes.texi: Likewise.
12062 * doc/tm.texi: Likewise.
12063 * doc/tree-ssa.texi: Likewise.
12064 * doc/trouble.texi: Likewise.
12065
12066 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
12067 Nathan Sidwell <nathan@codesourcery.com>
12068 Maxim Kuvyrkov <maxim@codesourcery.com>
12069 Richard Sandiford <rdsandiford@googlemail.com>
12070
12071 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
12072 * config/mips/mips-protos.h (mips_expand_vector_init): New.
12073 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
12074 builtins.
12075 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
12076 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
12077 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
12078 V8QImode cases.
12079 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
12080 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
12081 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
12082 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
12083 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
12084 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
12085 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
12086 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
12087 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
12088 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
12089 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
12090 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
12091 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
12092 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
12093 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
12094 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
12095 (mips_builtins): Add Loongson builtins.
12096 (mips_loongson_2ef_bdesc): New.
12097 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
12098 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
12099 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
12100 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
12101 New.
12102 (mips_expand_vector_init): New.
12103 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
12104 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
12105 if appropriate.
12106 * config/mips/mips.md: Add unspec numbers for Loongson
12107 builtins. Include loongson.md.
12108 (MOVE64): Include Loongson vector modes.
12109 (SPLITF): Include Loongson vector modes.
12110 (HALFMODE): Handle Loongson vector modes.
12111 * config/mips/loongson.md: New.
12112 * config/mips/loongson.h: New.
12113 * config.gcc: Add loongson.h header for mips*-*-* targets.
12114 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
12115
12116 2008-06-14 Joseph Myers <joseph@codesourcery.com>
12117
12118 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
12119 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
12120 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
12121 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
12122 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
12123 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
12124 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
12125 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
12126 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
12127 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
12128 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
12129 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
12130 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
12131 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
12132 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
12133 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
12134 Remove use_fixproto=yes.
12135 (ia64*-*-hpux*): Remove comment about using fixproto.
12136 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
12137
12138 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12139
12140 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
12141 library rebuilds.
12142 * configure: Regenerate.
12143
12144 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
12145
12146 PR middle-end/36520
12147 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
12148 before evaluating it.
12149
12150 2008-06-13 Jakub Jelinek <jakub@redhat.com>
12151
12152 PR c/36507
12153 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
12154 nested inline functions.
12155 (start_decl, start_function): Don't invert DECL_EXTERNAL
12156 for nested inline functions.
12157
12158 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
12159
12160 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
12161 splits that must be made for correctness.
12162
12163 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
12164
12165 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
12166 (AVAIL_NON_MIPS16): Likewise.
12167 (mips_builtin_description): Replace target_flags with a predicate.
12168 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
12169 (dspr2_32): New availability predicates.
12170 (MIPS_BUILTIN): New macro.
12171 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
12172 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
12173 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
12174 Replace the TARGET_FLAGS parameters with AVAIL parameters.
12175 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
12176 (mips_dsp_32only_bdesc): Merge into...
12177 (mips_builtins): ...this new array.
12178 (mips_bdesc_map, mips_bdesc_arrays): Delete.
12179 (mips_init_builtins): Update after above changes.
12180 (mips_expand_builtin_1): Merge into...
12181 (mips_expand_builtin): ...here and update after above changes.
12182
12183 2008-06-12 Paul Brook <paul@codesourcery.com>
12184
12185 * longlong.h (__arm__): Define count_leading_zeros.
12186 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
12187 (clzsi2, clzdi2): New functions.
12188 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
12189 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
12190 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
12191 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
12192 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
12193 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
12194 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
12195 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
12196 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
12197 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
12198
12199 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
12200
12201 * config/m68k/m68k.c (m68k_tune_flags): New.
12202 (override_options): Compute m68k_tune_flags.
12203 (MULL_COST, MULW_COST): Update for various variants of CFV2.
12204 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
12205
12206 2008-06-12 Jakub Jelinek <jakub@redhat.com>
12207
12208 PR middle-end/36506
12209 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
12210
12211 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
12212
12213 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
12214 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
12215
12216 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
12217
12218 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
12219 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
12220
12221 2008-06-12 Jakub Jelinek <jakub@redhat.com>
12222
12223 PR middle-end/36506
12224 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
12225 reductions.
12226
12227 2008-06-12 Richard Guenther <rguenther@suse.de>
12228
12229 PR tree-optimization/36345
12230 * tree-flow.h (struct ptr_info_def): Align escape_mask,
12231 add memory_tag_needed flag.
12232 (may_alias_p): Declare.
12233 * tree-ssa-alias.c (may_alias_p): Export.
12234 (set_initial_properties): Use memory_tag_needed flag.
12235 (update_reference_counts): Likewise.
12236 (reset_alias_info): Reset memory_tag_needed flag.
12237 (create_name_tags): Check memory_tag_needed flag.
12238 (dump_points_to_info_for): Dump it.
12239 * tree-ssa-structalias.c (struct variable_info): Remove
12240 directly_dereferenced flag.
12241 (new_var_info): Do not initialize it.
12242 (process_constraint_1): Do not set it.
12243 (update_alias_info): Set is_dereferenced flag.
12244 (set_uids_in_ptset): Use may_alias_p.
12245 (set_used_smts): Check memory_tag_needed flag.
12246 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
12247 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
12248 memory_tag_needed flag.
12249 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
12250 from broken design.
12251
12252 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
12253
12254 * config/i386/i386.c (ix86_compute_frame_layout): Disable
12255 red zone for w64 abi.
12256 (ix86_expand_prologue): Likewise.
12257 (ix86_force_to_memory): Likewise.
12258 (ix86_free_from_memory): Likewise.
12259
12260 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
12261
12262 PR target/36425
12263 * config/rs6000/rs6000.c (rs6000_override_options): Set
12264 rs6000_isel conditionally to the absence of comand line override.
12265 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
12266 Remove duplicate rs6000_isel setting.
12267 * config/rs6000/eabispe.h: Ditto.
12268
12269 2008-06-11 Richard Guenther <rguenther@suse.de>
12270
12271 * alias.c (get_alias_set): Use the element alias-set for arrays.
12272 (record_component_aliases): For arrays and vectors do nothing.
12273 * c-common.c (strict_aliasing_warning): Handle the cases
12274 of alias set zero explicitly.
12275 * Makefile.in (dfp.o-warn): Add -Wno-error.
12276
12277 2008-06-11 Joseph Myers <joseph@codesourcery.com>
12278
12279 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
12280 tune_32 tune_64.
12281 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
12282 tune_32 tune_64 to supported_defaults. Allow values not
12283 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
12284 x86_64. Do not override cpu_32 or cpu_64 values from target name.
12285 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
12286 with_cpu_64 to generic for 64-bit-supporting configurations, not
12287 with_cpu. Remove FIXMEs.
12288 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
12289 --with-arch-64, --with-tune-32, --with-tune-64): Document.
12290 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
12291 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
12292 arch_32 and arch_64.
12293
12294 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
12295 Olivier Hainque <hainque@adacore.com>
12296
12297 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
12298 Use DECL_SIZE_UNIT to retrieve the size of the field.
12299
12300 2008-06-11 Joseph Myers <joseph@codesourcery.com>
12301
12302 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
12303 with function calls after declarations. Lay out
12304 neon_float_type_node before further use.
12305
12306 2008-06-11 Richard Guenther <rguenther@suse.de>
12307
12308 * tree-flow.h (may_point_to_global_var): Declare.
12309 * tree-ssa-alias.c (may_point_to_global_var): New function.
12310 * tree-ssa-sink.c (is_hidden_global_store): Use it.
12311
12312 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
12313
12314 * configure.ac: Teach that fido supports .debug_line.
12315 * configure: Regenerate.
12316
12317 2008-06-10 Tom Tromey <tromey@redhat.com>
12318
12319 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
12320 debug hook.
12321
12322 2008-06-10 Joseph Myers <joseph@codesourcery.com>
12323
12324 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
12325 (encode_decimal64, decode_decimal64, encode_decimal128,
12326 decode_decimal128): Reverse order of 32-bit parts of value if host
12327 and target endianness differ.
12328
12329 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
12330
12331 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
12332 Avoid division by 0.
12333 (tree_mod_pow2_value_transform): Likewise.
12334 (tree_ic_transform): Likewise.
12335 (tree_stringops_transform): Likewise.
12336 (tree_mod_subtract_transform): Likewise.
12337 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
12338 (copy_edges_for_bb): Likewise.
12339 (initialize_cfun): Likewise.
12340
12341 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12342
12343 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
12344 nonmemory_operand. Add "N" operand constraint.
12345 (*btsi): Ditto.
12346 (*jcc_btdi_mask_rex64): New instruction and split pattern.
12347 (*jcc_btsi_mask): Ditto.
12348 (*jcc_btsi_mask_1): Ditto.
12349
12350 2008-06-10 Joseph Myers <joseph@codesourcery.com>
12351
12352 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
12353 TYPE_CANONICAL for copied element type.
12354
12355 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12356
12357 PR target/36473
12358 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
12359 Add m_CORE2 and m_GENERIC.
12360 * config/i386/predicates.md (bt_comparison_operator): New predicate.
12361 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
12362 (*btsi): Ditto.
12363 (*jcc_btdi_rex64): New instruction and split pattern.
12364 (*jcc_btsi): Ditto.
12365 (*jcc_btsi_1): Ditto.
12366 (*btsq): Fix Intel asm dialect operand order.
12367 (*btrq): Ditto.
12368 (*btcq): Ditto.
12369
12370 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
12371
12372 PR middle-end/36447
12373 * simplify-rtx.c (simplify_subreg): Add check for shift count
12374 greater than size.
12375
12376 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
12377
12378 * doc/md.texi: Synchronize with later constraints.md change.
12379 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
12380 with a C implementation.
12381 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
12382 MFLO handling.
12383 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
12384 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
12385 when moving to and from MD_REGNUM.
12386 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
12387 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
12388 Handle byte and halfword moves.
12389 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
12390 separately.
12391 * config/mips/constraints.md (h): Turn into NO_REGS.
12392 (l, x): Update documentation.
12393 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
12394 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
12395 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
12396 (HILO): New mode iterator.
12397 (MOVE128): Add TI.
12398 (any_div): New code iterator.
12399 (u): Extend code attribute to div and udiv.
12400 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
12401 d_operand in the splitters. Remove redundant CONST_INT checks.
12402 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
12403 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
12404 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
12405 accordingly, using normal moves instead of unspecs to move LO into
12406 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
12407 (<u>mulsidi3): Handle expansion in C code.
12408 (<u>mulsidi3_32bit_internal): Rename to...
12409 (<u>mulsidi3_32bit): ...this.
12410 (<u>mulsidi3_32bit_r4000): Fix insn separator.
12411 (*<u>mulsidi3_64bit): Rename to...
12412 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
12413 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
12414 to set LO and HI to the multiplication result. Use a normal move
12415 for MFLO and an unspec for MFHI.
12416 (*<u>mulsidi3_64bit_parts): Replace with...
12417 (<u>mulsidi3_64bit_hilo): ...this new instruction.
12418 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
12419 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
12420 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
12421 instead of HI. Split the instruction into a separate multiplication
12422 and MFHI if !TARGET_FIX_R4000.
12423 (<su>muldi3_highpart): Likewise.
12424 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
12425 and the "=h" clobber.
12426 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
12427 (<u>mulditi3): New expander.
12428 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
12429 (madsi): Remove "=h" clobber.
12430 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
12431 Force the modulus result to be a GPR and split the instruction into
12432 a division followed by an MFHI after reload.
12433 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
12434 (*lea_high64): Use d_operand in the define_peephole2. Likewise
12435 the MIPS16 HIGH define_split.
12436 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
12437 of acc<->gpr moves to "multi".
12438 (*movdi_64bit): Replace the single "x" alternative with
12439 alternatives for moving into and out of "a".
12440 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
12441 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
12442 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
12443 Use d_operand in the splitters. Remove redundant CONST_INT checks.
12444 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
12445 (movti): New expander.
12446 (*movti, *movti_mips16): New insns.
12447 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
12448 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
12449 (mthi<GPR:mode>_<HILO:mode>): Likewise.
12450 * config/mips/predicates.md (fpr_operand): Delete.
12451 (d_operand): New predicate.
12452
12453 2008-06-09 Michael Meissner <michael.meissner@amd.com>
12454
12455 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
12456 failure on some Bourne shells.
12457 (x86_64-*-*): Ditto.
12458
12459 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
12460
12461 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
12462
12463 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
12464
12465 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
12466 (sparc-sun-solaris2*): Likewise.
12467
12468 2008-06-09 Arnaud Charlet <charlet@adacore.com
12469
12470 * doc/install.texi: Update requirements to build the Ada compiler.
12471
12472 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
12473
12474 * df-scan.c (struct df_scan_problem_data): Remove the
12475 mw_link_pool alloc pool.
12476 (df_scan_free_internal): Don't free it.
12477 (df_scan_alloc): Don't allocate it.
12478 * df.h (struct df_link): Update comment.
12479
12480 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
12481
12482 * except.h: Correct checks for when SJLJ exceptions must be used.
12483
12484 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12485
12486 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
12487 default.
12488
12489 2008-06-08 Joseph Myers <joseph@codesourcery.com>
12490
12491 PR tree-optimization/36218
12492 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
12493 configure for the build system.
12494 (BUILD_LDFLAGS): Define.
12495 * configure: Regenerate.
12496 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
12497
12498 2008-07-08 Anatoly Sokolov <aesok@post.ru>
12499
12500 PR target/36424
12501 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
12502 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
12503 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
12504
12505 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
12506
12507 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
12508
12509 2008-06-07 Joseph Myers <joseph@codesourcery.com>
12510
12511 * config.gcc (Obsolete configurations): Remove list of
12512 configurations.
12513 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
12514 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
12515 targets matched by those patterns.
12516 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
12517 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
12518 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
12519 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
12520 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
12521 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
12522 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
12523 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
12524 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
12525 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
12526 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
12527 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
12528 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
12529 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
12530 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
12531 Make code for Solaris 7 and greater unconditional for Solaris.
12532 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
12533 Remove --with-* handling.
12534 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
12535 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
12536 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
12537 LINK_OS_WINDISS_SPEC): Remove.
12538 * config/rs6000/sysv4.opt (mwindiss): Remove.
12539 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
12540 * configure: Regenerate.
12541 * doc/cpp.texi: Don't mention BeOS.
12542 * doc/extend.texi (interrupt): Don't mention MS1.
12543 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
12544 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
12545 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
12546 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
12547 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
12548 Remove.
12549 * doc/invoke.texi (MT Options): Remove.
12550 (-mwindiss): Remove.
12551 (CRIS Options): Remove cris-axis-aout references.
12552 (HPPA Options): Don't mention hppa1.1-*-pro.
12553 * doc/md.texi: (MorphoTech family): Remove.
12554 * libgcc2.c: Don't handle UWIN.
12555 * config/alpha/t-unicosmk: Remove.
12556 * config/alpha/unicosmk.h: Remove.
12557 * config/arm/kaos-arm.h: Remove.
12558 * config/arm/kaos-strongarm.h: Remove.
12559 * config/arm/strongarm-coff.h: Remove.
12560 * config/arm/strongarm-elf.h: Remove.
12561 * config/arm/strongarm-pe.h: Remove.
12562 * config/arm/t-strongarm-pe: Remove.
12563 * config/arm/t-xscale-coff: Remove.
12564 * config/arm/t-xscale-elf: Remove.
12565 * config/arm/xscale-coff.h: Remove.
12566 * config/arm/xscale-elf.h: Remove.
12567 * config/chorus.h: Remove.
12568 * config/cris/aout.h: Remove.
12569 * config/cris/aout.opt: Remove.
12570 * config/cris/t-aout: Remove.
12571 * config/i386/beos-elf.h: Remove.
12572 * config/i386/kaos-i386.h: Remove.
12573 * config/i386/ptx4-i.h: Remove.
12574 * config/i386/sco5.h: Remove.
12575 * config/i386/sco5.opt: Remove.
12576 * config/i386/sysv4-cpp.h: Remove.
12577 * config/i386/sysv5.h: Remove.
12578 * config/i386/t-beos: Remove.
12579 * config/i386/t-sco5: Remove.
12580 * config/i386/t-uwin: Remove.
12581 * config/i386/uwin.asm: Remove.
12582 * config/i386/uwin.h: Remove.
12583 * config/kaos.h: Remove.
12584 * config/mips/windiss.h: Remove.
12585 * config/mt: Remove directory.
12586 * config/pa/pa-osf.h: Remove.
12587 * config/pa/pa-pro-end.h: Remove.
12588 * config/pa/t-pro: Remove.
12589 * config/ptx4.h: Remove.
12590 * config/rs6000/beos.h: Remove.
12591 * config/rs6000/kaos-ppc.h: Remove.
12592 * config/rs6000/t-beos: Remove.
12593 * config/rs6000/windiss.h: Remove.
12594 * config/sh/kaos-sh.h: Remove.
12595 * config/sol2-6.h: Remove.
12596 * config/sparc/sol26-sld.h: Remove.
12597 * config/sparc/sysv4-only.h: Remove.
12598 * config/vax/bsd.h: Remove.
12599 * config/vax/t-memfuncs: Remove.
12600 * config/vax/ultrix.h: Remove.
12601 * config/vax/vaxv.h: Remove.
12602 * config/windiss.h: Remove.
12603
12604 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
12605
12606 PR rtl-optimization/36438
12607 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
12608 for vector shifts with constant scalar shift operands.
12609
12610 2008-06-06 Sandip Matte <sandip@rmicorp.com>
12611
12612 * doc/invoke.texi: Document -march=xlr.
12613 * config/mips/xlr.md: New file.
12614 * config/mips/mips.md: Include it.
12615 (cpu): Add "xlr".
12616 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
12617 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
12618 (mips_rtx_cost_data): Likewise.
12619
12620 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
12621
12622 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
12623 PRE_INC and PRE_DEC cases.
12624
12625 2008-06-06 Jakub Jelinek <jakub@redhat.com>
12626
12627 PR rtl-optimization/36419
12628 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
12629 the emitting jump insn.
12630
12631 PR target/36362
12632 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
12633 is not bool, boolify the whole *expr_p and convert to the desired type.
12634
12635 2008-06-06 Jakub Jelinek <jakub@redhat.com>
12636
12637 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
12638 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
12639 Add omp_private_outer_ref hook, add another argument to
12640 omp_clause_default_ctor hook.
12641 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
12642 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
12643 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
12644 hook_tree_tree_tree_tree_null.
12645 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
12646 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
12647 * hooks.c (hook_tree_tree_tree_tree_null): New function.
12648 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
12649 * tree.def (OMP_TASK): New tree code.
12650 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
12651 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
12652 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
12653 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
12654 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
12655 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
12656 OMP_CLAUSE_COLLAPSE_EXPR): Define.
12657 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
12658 (OMP_DIRECTIVE_P): Add OMP_TASK.
12659 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
12660 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
12661 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
12662 and OMP_CLAUSE_UNTIED entries.
12663 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
12664 num_ops to 2.
12665 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12666 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
12667 * tree-pretty-print.c (dump_omp_clause): Handle
12668 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
12669 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
12670 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
12671 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
12672 warning about unsigned iterators. Change decl/init/cond/incr
12673 arguments to TREE_VECs, check arguments for all collapsed loops.
12674 (c_finish_omp_taskwait): New function.
12675 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
12676 ws_clauses.
12677 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
12678 default_function_array_conversion on init. Add par_clauses argument.
12679 If decl is present in parallel's lastprivate clause, change it to
12680 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
12681 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
12682 collapse count in clauses.
12683 (c_parser_omp_for, c_parser_omp_parallel): Adjust
12684 c_parser_omp_for_loop callers.
12685 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
12686 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
12687 (c_parser_omp_clause_name): Handle collapse and untied clauses.
12688 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
12689 functions.
12690 (c_parser_omp_clause_schedule): Handle schedule(auto).
12691 Include correct location in the error message.
12692 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
12693 and PRAGMA_OMP_CLAUSE_UNTIED.
12694 (OMP_TASK_CLAUSE_MASK): Define.
12695 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
12696 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
12697 * tree-nested.c (convert_nonlocal_omp_clauses,
12698 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
12699 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
12700 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12701 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
12702 OMP_CLAUSE_DECL.
12703 (conver_nonlocal_reference, convert_local_reference,
12704 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
12705 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
12706 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
12707 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
12708 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
12709 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
12710 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
12711 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
12712 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
12713 OMP_CLAUSE_UNTIED.
12714 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
12715 * c-common.h (c_finish_omp_taskwait): New prototype.
12716 * gimple-low.c (lower_stmt): Handle OMP_TASK.
12717 * tree-parloops.c (create_parallel_loop): Create 1 entry
12718 vectors for OMP_FOR_{INIT,COND,INCR}.
12719 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
12720 (make_edges): Handle OMP_TASK.
12721 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
12722 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12723 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
12724 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
12725 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
12726 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
12727 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
12728 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
12729 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
12730 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
12731 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
12732 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
12733 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
12734 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
12735 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
12736 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
12737 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
12738 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
12739 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
12740 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
12741 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
12742 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
12743 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
12744 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
12745 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
12746 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
12747 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
12748 original iterator is present in lastprivate clause or if
12749 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
12750 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12751 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
12752 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
12753 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
12754 if it is set, lookup var in outer contexts too. Handle
12755 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
12756 to be implicitly determined firstprivate for task regions.
12757 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
12758 if it is set, lookup var in outer contexts too. Set
12759 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
12760 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
12761 OMP_CLAUSE_UNTIED. Take region_type as last argument
12762 instead of in_parallel and in_combined_parallel.
12763 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
12764 Adjust callers.
12765 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
12766 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
12767 (new_omp_context): Set default_kind to
12768 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
12769 (omp_region_type): New enum.
12770 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
12771 fields, add region_type.
12772 (new_omp_context): Take region_type as argument instead of is_parallel
12773 and is_combined_parallel.
12774 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
12775 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
12776 ctx->is_combined_parallel checks.
12777 (gimplify_omp_task): New function.
12778 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
12779 OMP_CLAUSE_UNTIED.
12780 * omp-low.c (extract_omp_for_data): Use schedule(static)
12781 for schedule(auto). Handle pointer and unsigned iterators.
12782 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
12783 Add loops argument. Extract data for collapsed OMP_FOR loops.
12784 (expand_parallel_call): Assert sched_kind isn't auto,
12785 map runtime schedule to index 3.
12786 (struct omp_for_data_loop): New type.
12787 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
12788 Add loop, loops, collapse and iter_type fields.
12789 (workshare_safe_to_combine_p): Disallow combined for if
12790 iter_type is unsigned long long. Don't combine collapse > 1 loops
12791 unless all bounds and steps are constant. Adjust extract_omp_for_data
12792 caller.
12793 (expand_omp_for_generic): Handle pointer, unsigned and long long
12794 iterators. Handle collapsed OMP_FOR loops. Adjust
12795 for struct omp_for_data changes. If libgomp function doesn't return
12796 boolean_type_node, add comparison of the return value with 0.
12797 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
12798 pointer, unsigned and long long iterators. Adjust for struct
12799 omp_for_data changes.
12800 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
12801 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
12802 unsigned long long. Allocate loops array, pass it to
12803 extract_omp_for_data. For collapse > 1 loops use always
12804 expand_omp_for_generic.
12805 (omp_context): Add sfield_map and srecord_type fields.
12806 (is_task_ctx, lookup_sfield): New functions.
12807 (use_pointer_for_field): Use is_task_ctx helper. Change first
12808 argument's type from const_tree to tree. Clarify comment.
12809 In OMP_TASK disallow copy-in/out sharing.
12810 (build_sender_ref): Call lookup_sfield instead of lookup_field.
12811 (install_var_field): Add mask argument. Populate both record_type
12812 and srecord_type if needed.
12813 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
12814 in srecord_type.
12815 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
12816 and DECL_FIELD_OFFSET.
12817 (scan_sharing_clauses): Adjust install_var_field callers. For
12818 firstprivate clauses on explicit tasks allocate the var by value in
12819 record_type unconditionally, rather than by reference.
12820 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
12821 Use is_taskreg_ctx instead of is_parallel_ctx.
12822 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12823 (create_omp_child_function_name): Add task_copy argument, use
12824 *_omp_cpyfn* names if it is true.
12825 (create_omp_child_function): Add task_copy argument, if true create
12826 *_omp_cpyfn* helper function.
12827 (scan_omp_parallel): Adjust create_omp_child_function callers.
12828 Rename parallel_nesting_level to taskreg_nesting_level.
12829 (scan_omp_task): New function.
12830 (lower_rec_input_clauses): Don't run constructors for firstprivate
12831 explicit task vars which are initialized by *_omp_cpyfn*.
12832 Pass outer var ref to omp_clause_default_ctor hook if
12833 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
12834 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
12835 OMP_CLAUSE_REDUCTION_INIT.
12836 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
12837 avoid duplicate setting of fields. Handle
12838 OMP_CLAUSE_PRIVATE_OUTER_REF.
12839 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
12840 copy-out if TREE_READONLY, only copy-in.
12841 (expand_task_copyfn): New function.
12842 (expand_task_call): New function.
12843 (struct omp_taskcopy_context): New type.
12844 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
12845 New functions.
12846 (lower_omp_parallel): Rename to...
12847 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12848 Call create_task_copyfn if srecord_type is needed. Adjust
12849 sender_decl type.
12850 (task_shared_vars): New variable.
12851 (check_omp_nesting_restrictions): Warn if work-sharing,
12852 barrier, master or ordered region is closely nested inside OMP_TASK.
12853 Add warnings for barrier if closely nested inside of work-sharing,
12854 ordered, or master region.
12855 (scan_omp_1): Call check_omp_nesting_restrictions even for
12856 GOMP_barrier calls. Rename parallel_nesting_level to
12857 taskreg_nesting_level. Handle OMP_TASK.
12858 (lower_lastprivate_clauses): Even if some lastprivate is found on a
12859 work-sharing construct, continue looking for them on parent parallel
12860 construct.
12861 (lower_omp_for_lastprivate): Add lastprivate clauses
12862 to the beginning of dlist rather than end. Adjust for struct
12863 omp_for_data changes.
12864 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
12865 not after it. Handle collapsed OMP_FOR loops, adjust for
12866 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
12867 (get_ws_args_for): Adjust extract_omp_for_data caller.
12868 (scan_omp_for): Handle collapsed OMP_FOR
12869 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12870 (lower_omp_single_simple): If libgomp function doesn't return
12871 boolean_type_node, add comparison of the return value with 0.
12872 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
12873 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
12874 (parallel_nesting_level): Rename to...
12875 (taskreg_nesting_level): ... this.
12876 (is_taskreg_ctx): New function.
12877 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
12878 of is_parallel_ctx.
12879 (execute_lower_omp): Rename parallel_nesting_level to
12880 taskreg_nesting_level.
12881 (expand_omp_parallel): Rename to...
12882 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12883 Call omp_task_call for OMP_TASK regions.
12884 (expand_omp): Adjust caller, handle OMP_TASK.
12885 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
12886
12887 * bitmap.c (bitmap_default_obstack_depth): New variable.
12888 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
12889 if argument is NULL and bitmap_default_obstack is already initialized.
12890 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
12891 at the end.
12892 * matrix-reorg.c (matrix_reorg): Likewise.
12893
12894 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
12895
12896 * config/i386/i386.md (*indirect_jump): Macroize using P
12897 mode iterator. Remove !TARGET_64BIT from insn constraints.
12898 (*tablejump_1): Ditto.
12899 (*indirect_jump_rex64): Remove insn pattern.
12900 (*tablejump_1_rex64): Ditto.
12901 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
12902 and eh_return_si insn patterns.
12903
12904 2008-06-06 Richard Guenther <rguenther@suse.de>
12905
12906 * tree-ssa-structalias.c (merge_smts_into): Remove.
12907 (find_what_p_points_to): Do not bother to compute the
12908 points-to set for pt_anything pointers.
12909 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
12910 for pt_anything pointers is ok.
12911
12912 2008-06-06 Jan Hubicka <jh@suse.cz>
12913
12914 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
12915
12916 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12917
12918 * cgraph.c: Fix typos in comments.
12919 (cgraph_availability_names): Fix string typo.
12920 * fold-const.c: Fix typos in comments.
12921 (fold_binary): Fix typo in warning.
12922 * genautomata.c: Fix typos in comments.
12923 (check_presence_pattern_sets): Fix typo in local variable.
12924 (output_description): Fix typo in output.
12925 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
12926 * hwint.h: Likewise.
12927 * matrix-reorg.c (check_allocation_function): Likewise.
12928 * omega.c (smooth_weird_equations): Likewise.
12929 * auto-inc-dec.c: Fix typos in comments.
12930 * bb-reorder.c: Likewise.
12931 * builtins.c: Likewise.
12932 * c-common.c: Likewise.
12933 * c-cppbuiltin.c: Likewise.
12934 * c-parser.c: Likewise.
12935 * c-pretty-print.c: Likewise.
12936 * cfgcleanup.c: Likewise.
12937 * cfgexpand.c: Likewise.
12938 * cfghooks.c: Likewise.
12939 * cfglayout.c: Likewise.
12940 * cfgloopmanip.c: Likewise.
12941 * cgraphunit.c: Likewise.
12942 * coverage.c: Likewise.
12943 * dbxout.c: Likewise.
12944 * df-byte-scan.c: Likewise.
12945 * df-core.c: Likewise.
12946 * df-problems.c: Likewise.
12947 * df-scan.c: Likewise.
12948 * dfp.c: Likewise.
12949 * dominance.c: Likewise.
12950 * domwalk.c: Likewise.
12951 * dse.c: Likewise.
12952 * dwarf2out.c: Likewise.
12953 * emit-rtl.c: Likewise.
12954 * et-forest.c: Likewise.
12955 * function.c: Likewise.
12956 * function.h: Likewise.
12957 * gcc.c: Likewise.
12958 * gcov-io.c: Likewise.
12959 * gcov.c: Likewise.
12960 * gcse.c: Likewise.
12961 * genattrtab.c: Likewise.
12962 * ggc-page.c: Likewise.
12963 * gimplify.c: Likewise.
12964 * gthr-lynx.h: Likewise.
12965 * haifa-sched.c: Likewise.
12966 * ipa-cp.c: Likewise.
12967 * ipa-inline.c: Likewise.
12968 * ipa-prop.h: Likewise.
12969 * ipa-pure-const.c: Likewise.
12970 * ipa-struct-reorg.c: Likewise.
12971 * ipa-struct-reorg.h: Likewise.
12972 * ipa-type-escape.c: Likewise.
12973 * ipa.c: Likewise.
12974 * loop-doloop.c: Likewise.
12975 * mips-tfile.c: Likewise.
12976 * mkmap-flat.awk: Likewise.
12977 * mkmap-symver.awk: Likewise.
12978 * modulo-sched.c: Likewise.
12979 * omp-low.c: Likewise.
12980 * optabs.c: Likewise.
12981 * optabs.h: Likewise.
12982 * opts.c: Likewise.
12983 * passes.c: Likewise.
12984 * postreload-gcse.c: Likewise.
12985 * postreload.c: Likewise.
12986 * predict.c: Likewise.
12987 * pretty-print.h: Likewise.
12988 * profile.c: Likewise.
12989 * protoize.c: Likewise.
12990 * ra-conflict.c: Likewise.
12991 * real.c: Likewise.
12992 * recog.c: Likewise.
12993 * regclass.c: Likewise.
12994 * regs.h: Likewise.
12995 * reload.c: Likewise.
12996 * rtl-error.c: Likewise.
12997 * rtlanal.c: Likewise.
12998 * scan.h: Likewise.
12999 * sched-rgn.c: Likewise.
13000 * see.c: Likewise.
13001 * stmt.c: Likewise.
13002 * target.h: Likewise.
13003 * tree-dfa.c: Likewise.
13004 * tree-eh.c: Likewise.
13005 * tree-flow-inline.h: Likewise.
13006 * tree-inline.c: Likewise.
13007 * tree-into-ssa.c: Likewise.
13008 * tree-loop-distribution.c: Likewise.
13009 * tree-nested.c: Likewise.
13010 * tree-parloops.c: Likewise.
13011 * tree-pass.h: Likewise.
13012 * tree-pretty-print.c: Likewise.
13013 * tree-profile.c: Likewise.
13014 * tree-scalar-evolution.c: Likewise.
13015 * tree-sra.c: Likewise.
13016 * tree-ssa-alias-warnings.c: Likewise.
13017 * tree-ssa-ccp.c: Likewise.
13018 * tree-ssa-coalesce.c: Likewise.
13019 * tree-ssa-dom.c: Likewise.
13020 * tree-ssa-dse.c: Likewise.
13021 * tree-ssa-forwprop.c: Likewise.
13022 * tree-ssa-live.c: Likewise.
13023 * tree-ssa-live.h: Likewise.
13024 * tree-ssa-loop-im.c: Likewise.
13025 * tree-ssa-loop-ivopts.c: Likewise.
13026 * tree-ssa-loop-niter.c: Likewise.
13027 * tree-ssa-loop-prefetch.c: Likewise.
13028 * tree-ssa-phiopt.c: Likewise.
13029 * tree-ssa-phiprop.c: Likewise.
13030 * tree-ssa-sccvn.c: Likewise.
13031 * tree-ssa-ter.c: Likewise.
13032 * tree-ssa-threadupdate.c: Likewise.
13033 * tree-ssa.c: Likewise.
13034 * tree-vect-analyze.c: Likewise.
13035 * tree-vect-transform.c: Likewise.
13036 * tree-vectorizer.c: Likewise.
13037 * tree-vn.c: Likewise.
13038 * tree-vrp.c: Likewise.
13039 * tree.c: Likewise.
13040 * tree.def: Likewise.
13041 * tree.h: Likewise.
13042 * unwind-dw2-fde.c: Likewise.
13043 * unwind.inc: Likewise.
13044 * value-prof.c: Likewise.
13045 * vmsdbgout.c: Likewise.
13046
13047 2008-06-05 David Edelsohn <edelsohn@gnu.org>
13048
13049 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
13050 always place FP constants in the TOC for TARGET_POWERPC64.
13051 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
13052
13053 2008-06-05 Joseph Myers <joseph@codesourcery.com>
13054
13055 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
13056 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
13057 enable for TARGET_E500_DOUBLE.
13058 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
13059 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
13060 floating-point modes like integer modes for E500 double.
13061 (rs6000_legitimate_offset_address_p): Likewise.
13062 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
13063 addressing for DDmode for E500 double.
13064 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
13065 modes as using 64-bits of registers for E500 double.
13066 (spe_build_register_parallel): Do not handle DDmode or TDmode.
13067 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
13068 specially for E500 double.
13069 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
13070 TDmode for E500 double.
13071 (rs6000_gimplify_va_arg): Only handle SDmode in registers
13072 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
13073 (rs6000_split_multireg_move): Do not handle TDmode specially for
13074 E500 double.
13075 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
13076 using 64-bit registers for E500 double.
13077 (emit_frame_save): Do not handle DDmode specially for E500 double.
13078 (gen_frame_mem_offset): Likewise.
13079 (rs6000_function_value): Do not call spe_build_register_parallel
13080 for DDmode or TDmode.
13081 (rs6000_libcall_value): Likewise.
13082 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
13083 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
13084 for E500 double.
13085
13086 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
13087
13088 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
13089 in comments.
13090
13091 2008-06-04 Junjie Gu <jgu@tensilica.com>
13092
13093 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
13094 comparison for frame pointers.
13095
13096 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
13097
13098 PR target/27386
13099 * config/avr/avr.h (PUSH_ROUNDING): Remove.
13100
13101 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
13102
13103 PR target/30243
13104 * builtins.c (expand_builtin_signbit): Don't take lowpart when
13105 register is already smaller or equal to required mode.
13106
13107 2008-06-04 Xinliang David Li <davidxl@google.com>
13108
13109 * tree-call-cdce.c: New file.
13110 (cond_dead_built_in_calls): New static variable.
13111 (input_domain): New struct.
13112 (check_pow): New function.
13113 (check_builtin_call): Ditto.
13114 (check_target_format): Ditto.
13115 (is_call_dce_candidate): Ditto.
13116 (gen_one_condition): Ditto.
13117 (gen_conditions_for_domain): Ditto.
13118 (get_domain): Ditto.
13119 (gen_conditions_for_pow_cst_base): Ditto.
13120 (gen_conditions_for_pow_int_base): Ditto.
13121 (gen_conditions_for_pow): Ditto.
13122 (get_no_error_domain): Ditto.
13123 (gen_shrink_wrap_conditions): Ditto.
13124 (shrink_wrap_one_built_in_call): Ditto.
13125 (shink_wrap_conditional_dead_built_in_calls): Ditto.
13126 (tree_call_cdce): Ditto.
13127 (gate_call_cdce): Ditto.
13128 (pass_call_cdce): New gimple pass.
13129 * passes.c: (init_optimization_passes): New pass.
13130 * tree-pass.h: New pass declaration.
13131 * opts.c (decode_options): New flag setting.
13132 * common.opt: Add -ftree-builtin-call-dce flag.
13133 * Makefile.in: Add new source file.
13134 * tempvar.def: New tv_id.
13135 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
13136
13137 2008-06-04 Richard Guenther <rguenther@suse.de>
13138
13139 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
13140 (is_call_clobbered): Always check var_ann->call_clobbered.
13141 (mark_call_clobbered): Always set var_ann->call_clobbered.
13142 (clear_call_clobbered): Always clear var_ann->call_clobbered.
13143 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
13144 (reset_alias_info): Clear call clobbering info on MTAGs and
13145 globals as well.
13146 (set_pt_anything): Set pt_global_mem.
13147 (create_tag_raw): Adjust comment.
13148 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
13149
13150 2008-06-04 Joseph Myers <joseph@codesourcery.com>
13151 Maxim Kuvyrkov <maxim@codesourcery.com>
13152
13153 * config/m68k/m68k.opt (mxgot): New option.
13154 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
13155 (m68k_output_addr_const_extra): New.
13156 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
13157 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
13158 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
13159 * doc/invoke.texi (M680x0 Options): Document -mxgot.
13160
13161 2008-06-04 Richard Guenther <rguenther@suse.de>
13162
13163 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
13164 negative or non-representable offsets.
13165
13166 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
13167
13168 * config/i386/i386.c (ix86_gen_leave): New.
13169 (ix86_gen_pop1): Likewise.
13170 (ix86_gen_add3): Likewise.
13171 (ix86_gen_sub3): Likewise.
13172 (ix86_gen_sub3_carry): Likewise.
13173 (ix86_gen_one_cmpl2): Likewise.
13174 (ix86_gen_monitor): Likewise.
13175 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
13176 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
13177 ix86_gen_one_cmpl2 and ix86_gen_monitor.
13178 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
13179 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
13180 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
13181 (ix86_expand_epilogue): Updated.
13182 (print_operand): Handle integer register operand for 'z'.
13183 (ix86_expand_strlensi_unroll_1): Likewise.
13184 (ix86_expand_strlen): Likewise.
13185 (ix86_expand_builtin): Likewise.
13186 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
13187 mov{q}/mov{l} and add{q}/add{l}.
13188
13189 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13190
13191 * config/i386/i386.md (P): New mode iterator.
13192 (SFmode push_operand splitter): Macroize DImode and SImode pushes
13193 using P mode iterator.
13194 (DFmode push_operand splitter): Ditto.
13195 (XFmode push_operand splitter): Ditto.
13196 (DFmode float_extend SFmode push_operand splitter): Ditto.
13197 (XFmode float_extend SFmode push_operand splitter): Do not generate
13198 SImode pushes for 64bit target. Macroize Dimode and SImode
13199 pushes using P mode iterator.
13200 (XFmode float_extend DFmode push_operand splitter): Ditto.
13201
13202 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13203
13204 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
13205 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
13206 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
13207 return type to int.
13208 (ix86_call_abi_override): Remove check for call_used_regs.
13209
13210 2008-06-03 Richard Guenther <rguenther@suse.de>
13211
13212 * tree-ssa-structalias.c (find_func_aliases): Add constraints
13213 for the lhs of calls if the return type contains pointers.
13214
13215 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13216
13217 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
13218 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
13219 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
13220 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
13221 of cfun and DEFAULT_ABI to deceide abi mode.
13222 (DEFAULT_ABI): New.
13223 (REG_PARM_STACK_SPACE): Removed.
13224 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
13225 (STACK_BOUNDARY): Use default target to deceide stack boundary.
13226 * config/i386/i386-protos.h (ix86_cfun_abi): New.
13227 (ix86_function_abi): Likewise.
13228 (ix86_function_type_abi): Likewise.
13229 (ix86_call_abi_override): Likewise.
13230 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
13231 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
13232 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
13233 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
13234 specific defines.
13235 (X86_64_REGPARM_MAX): New.
13236 (X86_64_SSE_REGPARM_MAX): New.
13237 (X64_REGPARM_MAX): New.
13238 (X64_SSE_REGPARM_MAX): New.
13239 (X86_32_REGPARM_MAX): New.
13240 (X86_32_SSE_REGPARM_MAX): New.
13241 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
13242 (ix86_function_regparm): Handle user calling abi.
13243 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
13244 by DEFAULT_ABI versus SYSV_ABI check.
13245 (ix86_reg_parm_stack_space): New.
13246 (ix86_function_type_abi): New.
13247 (ix86_call_abi_override): New.
13248 (ix86_function_abi): New.
13249 (ix86_cfun_abi): New.
13250 (init_cumulative_args): Call abi specific initialization.
13251 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
13252 (function_arg_64): Extend SSE_REGPARM_MAX check.
13253 (function_arg (): Remove TARGET_64BIT_MS_ABI.
13254 (ix86_pass_by_reference): Likewise.
13255 (ix86_function_value_regno_p): Likewise.
13256 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
13257 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
13258 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
13259 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
13260 (setup_incoming_varargs_64): Adjust regparm for call abi.
13261 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
13262 (ix86_va_start): Likewise.
13263 (ix86_gimplify_va_arg): Likewise.
13264 (ix86_expand_prologue): Likewise.
13265 (output_pic_addr_const): Likewise.
13266 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
13267 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
13268 (x86_output_mi_thunk): Likewise.
13269 (x86_function_profiler): Likewise.
13270 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
13271 (SYSV_ABI, MS_ABI): New constants.
13272 (DEFAULT_ABI): New.
13273 (init_regs): Add prototype of function in regclass.c file.
13274 (OVERRIDE_ABI_FORMAT): New.
13275 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
13276 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
13277 (OUTGOING_REG_PARM_STACK_SPACE): New.
13278 (ix86_reg_parm_stack_space): New prototype.
13279 (CUMULATIVE_ARGS): Add call_abi member.
13280 (machine_function): Add call_abi member.
13281 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
13282 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
13283
13284 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
13285
13286 PR target/34879
13287 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
13288 (avr_builtin_setjmp_frame_value): New function.
13289 * config/avr/avr.md (nonlocal_goto_receiver): Define.
13290 (nonlocal_goto): Define.
13291
13292 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
13293
13294 * config/mips/mips.c (mips_emit_loadgp): Return early if
13295 there is nothing do to, otherwise emit a blockage if
13296 !TARGET_EXPLICIT_RELOCS || crtl->profile.
13297 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
13298
13299 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13300
13301 * configure.ac: Drop unneeded backslash ending up in config.in.
13302 * acinclude.m4: Likewise.
13303 * config.in: Regenerate.
13304
13305 2008-05-26 Jan Hubicka <jh@suse.cz>
13306
13307 * predict.c (maybe_hot_frequency_p): Break out of...
13308 (maybe_hot_bb_p): ... here.
13309 (maybe_hot_edge_p): New.
13310 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
13311 * basic-block.h (maybe_hot_edge_p): Declare.
13312
13313 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13314
13315 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
13316 (*cmpfp_<mode>_cc): Ditto.
13317 (*fp_jcc_8<mode>_387): Ditto.
13318 (*fop_<MODEF:mode>_2_i387): Ditto.
13319 (*fop_<MODEF:mode>_3_i387): Ditto.
13320 (*fop_xf_2_i387): Ditto.
13321 (*fop_xf_3_i387): Ditto.
13322
13323 2008-06-02 Tomas Bily <tbily@suse.cz>
13324
13325 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
13326
13327 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13328
13329 * config/mips/mips.c (mips_valid_offset_p): New function.
13330 (mips_valid_lo_sum_p): Likewise.
13331 (mips_classify_address): Use them.
13332 (mips_force_address): New function.
13333 (mips_legitimize_address): Use it.
13334 * config/mips/mips.md (MOVE128): New mode iterator.
13335 (movtf): Require TARGET_64BIT. Remove empty strings.
13336 (*movtf_internal): Rename to...
13337 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
13338 of "R" and use {,fp}{load,store} attributes instead of "multi".
13339 Use a separate define_split.
13340 (*movtf_mips16): New pattern.
13341
13342 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13343
13344 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
13345 * config/mips/mips.c (mips_expand_before_return): New function.
13346 (mips_expand_epilogue): Call it.
13347 * config/mips/mips.md (return): Turn into a define_expand.
13348 (*return): New insn.
13349
13350 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13351
13352 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
13353 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
13354 functions. Do not emit uses and clobbers of CONCATs; individually
13355 use and clobber their operands.
13356 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
13357 gen_clobber, emit_use and gen_use.
13358 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
13359 (expand_builtin_return): Likewise.
13360 * cfgbuild.c (count_basic_blocks): Likewise.
13361 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
13362 * explow.c (emit_stack_restore): Likewise.
13363 * expmed.c (extract_bit_field_1): Likewise.
13364 * expr.c (convert_move, emit_move_complex_parts): Likewise.
13365 (emit_move_multi_word, store_constructor): Likewise.
13366 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
13367 (thread_prologue_and_epilogue_insns): Likewise.
13368 * lower-subreg.c (resolve_simple_move): Likewise.
13369 * optabs.c (widen_operand, expand_binop): Likewise.
13370 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
13371 * reload.c (find_reloads): Likewise.
13372 * reload1.c (eliminate_regs_in_insn): Likewise.
13373 * stmt.c (expand_nl_goto_receiver): Likewise.
13374 * config/alpha/alpha.md (builtin_longjmp): Likewise.
13375 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
13376 * config/arm/arm.c (arm_load_pic_register): Likewise.
13377 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
13378 * config/arm/arm.md (untyped_return): Likewise.
13379 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
13380 * config/avr/avr.c (expand_prologue): Likewise.
13381 * config/bfin/bfin.c (do_unlink): Likewise.
13382 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
13383 * config/cris/cris.c (cris_expand_prologue): Likewise.
13384 * config/darwin.c (machopic_indirect_data_reference): Likewise.
13385 (machopic_legitimize_pic_address): Likewise.
13386 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
13387 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
13388 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
13389 (ix86_expand_convert_uns_didf_sse): Likewise.
13390 (ix86_expand_vector_init_general): Likewise.
13391 * config/ia64/ia64.md (eh_epilogue): Likewise.
13392 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
13393 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
13394 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
13395 (config/iq2000/iq2000.c): Likewise.
13396 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
13397 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
13398 (builtin_longjmp): Likewise.
13399 * config/mn10300/mn10300.md (call, call_value): Likewise.
13400 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
13401 * config/pdp11/pdp11.md (abshi2): Likewise.
13402 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
13403 * config/s390/s390.c (s390_emit_prologue): Likewise.
13404 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
13405 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
13406 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
13407 * config/sh/sh.c (prepare_move_operands): Likewise.
13408 (output_stack_adjust, sh_expand_epilogue): Likewise.
13409 (sh_set_return_address, sh_expand_t_scc): Likewise.
13410 * config/sparc/sparc.c (load_pic_register): Likewise.
13411 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
13412 * config/spu/spu.c (spu_expand_epilogue): Likewise.
13413 * config/v850/v850.c (expand_epilogue): Likewise.
13414
13415 2008-05-31 Anatoly Sokolov <aesok@post.ru>
13416
13417 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
13418 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
13419 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
13420 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
13421 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
13422 stack pointer register.
13423 (output_movhi): Remove code for interrupt specific writing to the
13424 stack pointer register.
13425
13426 2008-05-31 Richard Guenther <rguenther@suse.de>
13427
13428 PR tree-optimization/34244
13429 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
13430 (tree_expr_nonzero_warnv_p): Likewise.
13431 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
13432 ssa_name_nonnegative_p.
13433 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
13434 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
13435 not tree_expr_nonzero_warnv_p.
13436
13437 PR tree-optimization/36262
13438 Revert
13439 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
13440
13441 PR tree-optimization/34244
13442 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
13443 (record_numbers_of_iterations): New function.
13444 (execute_vrp): Cache the numbers of iterations of loops.
13445 * tree-scalar-evolution.c (scev_reset_except_niters):
13446 New function.
13447 (scev_reset): Use scev_reset_except_niters.
13448 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
13449
13450 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
13451
13452 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
13453 __WORKAROUND_RETS when appropriate.
13454
13455 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13456
13457 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
13458 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
13459 mode iterator.
13460 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
13461 *fop_df_comm_sse insn patterns using MODEF mode iterator.
13462 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
13463 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
13464 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
13465 *fop_df_1_mixed insn patterns using MODEF mode iterator.
13466 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
13467 *fop_df_1_sse insn patterns using MODEF mode iterator.
13468 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
13469 *fop_df_1_i387 insn patterns using MODEF mode iterator.
13470 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
13471 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
13472 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
13473 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
13474 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
13475 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
13476 (*fop_xf_4_i387): Use <MODE> for mode attribute.
13477 (*fop_xf_5_i387): Ditto.
13478 (*fop_xf_6_i387): Ditto.
13479
13480 2008-05-30 Richard Guenther <rguenther@suse.de>
13481
13482 * builtins.c (build_string_literal): Avoid generating
13483 a non-gimple_val result.
13484
13485 2008-05-30 DJ Delorie <dj@redhat.com>
13486
13487 * exec-tool.in: Use an environment variable (private) instead of a
13488 file (shared) as a semaphore, so as to not break parallel builds.
13489
13490 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13491
13492 * optabs.c (maybe_encapsulate_block): Remove.
13493 (emit_libcall_block): Adjust accordingly.
13494 * optabs.h (maybe_encapsulate_block): Remove prototype.
13495
13496 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
13497 Don't use maybe_encapsulate_block.
13498
13499 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13500
13501 * config/rs6000/rs6000.c (rs6000_legitimize_address,
13502 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
13503 rtx is a SYMBOL_REF before calling get_pool_constant.
13504
13505 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
13506
13507 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
13508
13509 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
13510
13511 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
13512 rather than OS names to choose INO_T_EQ definition.
13513 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
13514 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
13515
13516 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
13517
13518 PR target/36348
13519 * config/darwin-f.c: New.
13520 * config/t-darwin: Added rule to build darwin-f.o.
13521 * config.gcc: Defined new variable, fortran_target_objs.
13522 (*-*-darwin*): Set fortran_target_objs.
13523 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
13524 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
13525 * configure: Regenerated.
13526
13527 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
13528
13529 PR target/35771
13530 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
13531 canonical type if needed.
13532
13533 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
13534
13535 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
13536
13537 2008-05-29 Richard Guenther <rguenther@suse.de>
13538
13539 PR tree-optimization/36343
13540 PR tree-optimization/36346
13541 PR tree-optimization/36347
13542 * tree-flow.h (clobber_what_p_points_to): Declare.
13543 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
13544 pointed-to variable is dereferenced is irrelevant to whether
13545 the pointer can access the pointed-to variable.
13546 (clobber_what_p_points_to): New function.
13547 * tree-ssa-alias.c (set_initial_properties): Use it.
13548 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
13549 call clobber check for NMTs.
13550
13551 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13552
13553 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
13554 for printing gcov_type.
13555
13556 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13557
13558 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
13559 and the eh region information.
13560 * value-prof.c (gimple_move_stmt_histograms): New function.
13561 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
13562
13563 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
13564
13565 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
13566
13567 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13568
13569 * value-prof.c (tree_ic_transform): Print counts.
13570 * tree-profile.c (tree_gen_ic_func_profiler):
13571 Clear __gcov_indreict_call_callee variable to avoid misattribution
13572 of the profile.
13573
13574 2008-05-28 Rafael Espíndola <espindola@google.com>
13575
13576 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
13577 invalid sharing.
13578
13579 2008-05-28 Richard Guenther <rguenther@suse.de>
13580
13581 PR tree-optimization/36339
13582 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
13583 and clobbering code out of the loop.
13584
13585 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
13586
13587 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
13588 letters defined.
13589
13590 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
13591 s390_contiguous_bitmask_p, s390_symref_operand_p,
13592 s390_check_symref_alignment, s390_reload_larl_operand,
13593 s390_reload_symref_address): New functions.
13594 (s390_branch_condition_mnemonic): Support compare and branch
13595 instructions.
13596 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
13597 and 'W' constraints.
13598 (s390_secondary_reload): Add secondary reloads for unaligned
13599 symbol refs or symbol refs to floating point or QI/TI mode
13600 integer values.
13601 (legitimate_address_p): Accept symbol references as addresses.
13602 (s390_expand_insv): Use rotate and insert selected bits
13603 instruction for insv when building for z10.
13604 (print_operand_address): Handle symbol ref addresses.
13605 (print_operand): Output modifier 'c' added for signed byte values.
13606 (s390_encode_section_info): Mark symbol refs with
13607 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
13608
13609 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
13610 (length attribute): RRF, RRR have 4 byte length.
13611 (FPALL, INTALL): New mode iterators added.
13612 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
13613 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
13614 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
13615 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
13616 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
13617 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
13618 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
13619 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
13620 instructions.
13621 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
13622 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
13623 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
13624 reload<INTALL:mode><P:mode>_toreg_z10,
13625 reload<FPALL:mode><P:mode>_tomem_z10,
13626 reload<FPALL:mode><P:mode>_toreg_z10,
13627 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
13628 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
13629 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
13630 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
13631 definition.
13632 (movmem, clrmem, cmpmem): New splitters added.
13633
13634 * config/s390/predicates.md (larl_operand): Use
13635 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
13636 SYMBOL_REF_ALIGN1_P.
13637 (s390_signed_integer_comparison,
13638 s390_unsigned_integer_comparison): New predicates.
13639
13640 * config/s390/s390-protos.h (s390_check_symref_alignment,
13641 s390_contiguous_bitmask_p, s390_reload_larl_operand,
13642 s390_reload_symref_address,
13643 s390_compare_and_branch_condition_mask): Prototypes added.
13644
13645 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
13646 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
13647 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
13648
13649 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
13650
13651 * config/s390/s390.c (z10_cost): New cost function for z10.
13652 (s390_handle_arch_option, override_options): Support -march=z10 switch.
13653 (s390_issue_rate): Adjust issue rate for z10.
13654 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
13655 (processor_flags): Add PF_Z10.
13656 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
13657 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
13658 * gcc/config.gcc: Add z10.
13659
13660 2008-05-28 Richard Guenther <rguenther@suse.de>
13661
13662 PR tree-optimization/36291
13663 * tree-flow. h (struct gimple_df): Remove var_anns member.
13664 * tree-flow-inline.h (gimple_var_anns): Remove.
13665 (var_ann): Simplify.
13666 * tree-dfa.c (create_var_ann): Simplify.
13667 (remove_referenced_var): Clear alias info from var_anns of globals.
13668 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
13669 (delete_tree_ssa): Clear alias info from var_anns of globals.
13670 Do not free var_anns.
13671 (var_ann_eq): Remove.
13672 (var_ann_hash): Likewise.
13673
13674 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
13675
13676 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
13677 and loongson2f entries.
13678 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
13679 * config/mips/mips.h (processor_type): Add Loongson-2E
13680 and Loongson-2F entries.
13681 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
13682 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
13683 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
13684 * doc/invoke.texi (MIPS Options): Document loongson2e
13685 and loongson2f processor names.
13686
13687 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
13688
13689 PR target/35767
13690 PR target/35771
13691 * config/i386/i386.c (ix86_function_arg_boundary): Use
13692 alignment of canonical type.
13693 (ix86_expand_vector_move): Check unaligned memory access for
13694 all SSE modes.
13695
13696 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
13697
13698 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
13699 Moved to the front of file.
13700
13701 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
13702 H.J. Lu <hongjiu.lu@intel.com>
13703
13704 * dwarf2out.c (current_fde): New.
13705 (add_cfi): Use it.
13706 (lookup_cfa:): Likewise.
13707 (dwarf2out_end_epilogue): Likewise.
13708 (dwarf2out_note_section_used): Likewise.
13709
13710 2008-05-27 Michael Matz <matz@suse.de>
13711
13712 PR c++/27975
13713 * c.opt (Wenum-compare): New warning option.
13714 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
13715
13716 2008-05-27 Michael Matz <matz@suse.de>
13717
13718 PR middle-end/36326
13719 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
13720 non-BLKmode types.
13721 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
13722 into memory as tail calls.
13723
13724 2008-05-27 Richard Guenther <rguenther@suse.de>
13725
13726 PR tree-optimization/36339
13727 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
13728 pointers cause all addressable variables to be call clobbered.
13729
13730 2008-05-27 Richard Guenther <rguenther@suse.de>
13731
13732 PR tree-optimization/36245
13733 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
13734
13735 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13736
13737 * config/s390/s390.md: Replace all occurences of the 'm'
13738 constraint with 'RT'.
13739
13740 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13741
13742 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
13743 definitions added.
13744 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
13745 "*movdi_64".
13746 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
13747 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
13748 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
13749
13750 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13751
13752 * reload.c: (find_reloads): Skip alternatives according to the
13753 "enabled" attribute. Constify the constraint variable.
13754 * recog.c (get_attr_enabled): Add default implementation.
13755 (extract_insn): Set the alternative_enabled_p array
13756 in the recog_data struct.
13757 (preprocess_constraints, constrain_operands): Skip
13758 alternatives according to the "enabled" attribute
13759 * recog.h (struct recog_data): New field alternative_enabled_p.
13760 (skip_alternative): New inline function.
13761 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
13762 (record_reg_classes): Skip alternative according to the
13763 "enabled" attribute.
13764
13765 * doc/md.texi: Add documention for the "enabled" attribute.
13766
13767 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13768
13769 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
13770 * postreload.c (reload_cse_simplify_operands): Replace 'm'
13771 constraint with TARGET_MEM_CONSTRAINT.
13772 * recog.c (asm_operand_ok, preprocess_constraints,
13773 constrain_operands): Likewise.
13774 * regclass.c (record_reg_classes): Likewise.
13775 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
13776 * reload1.c (maybe_fix_stack_asms): Likewise.
13777 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
13778 * recog.h: Adjust comment.
13779 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
13780 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
13781 * doc/md.texi: Add a note to description of 'm' constraint.
13782 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
13783
13784 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
13785
13786 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
13787 that the bitfield is of integral type before testing its precision.
13788
13789 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13790 Sa Liu <saliu@de.ibm.com>
13791
13792 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
13793 __modti3, __udivti3, __umodti3 and __udivmodti4.
13794 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
13795 that implement TImode mul and div functions.
13796 * config/spu/multi3.c: New. Implement __multi3.
13797 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
13798 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
13799 functions on SPU.
13800
13801 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
13802
13803 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
13804 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
13805 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
13806 tls_sysv_suffix): New mode and mode attribute iterators.
13807 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
13808 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
13809 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
13810 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
13811 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
13812 iterators.
13813
13814 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
13815
13816 PR tree-optimization/36329
13817 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
13818 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
13819 * cgraphbuild.c (initialize_inline_failed): Use the latter
13820 macro in lieu of the former.
13821 * ipa-inline.c (cgraph_mark_inline): Likewise.
13822 (cgraph_decide_inlining_of_small_function): Likewise.
13823 (cgraph_decide_inlining): Likewise.
13824 (cgraph_decide_inlining_incrementally): Likewise.
13825
13826 2008-05-26 Tristan Gingold <gingold@adacore.com>
13827 Anatoly Sokolov <aesok@post.ru>
13828
13829 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
13830 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
13831 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
13832 optimization for 'avr6' architecture.
13833
13834 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
13835
13836 PR target/34932
13837 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
13838
13839 2008-05-26 Richard Guenther <rguenther@suse.de>
13840
13841 * tree-ssa-sccvn.c (expr_has_constants): Declare.
13842 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
13843
13844 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
13845
13846 PR middle-end/36253
13847 * caller-save.c (insert_restore): Verify alignment of spill space.
13848 (insert_save): Likewise.
13849 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
13850 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
13851 (STACK_SLOT_ALIGNMENT): Likewise.
13852 * function.c (LOCAL_ALIGNMENT): Removed.
13853 (get_stack_local_alignment): New.
13854 (assign_stack_local): Use it. Set alignment on stack slot.
13855 (assign_stack_temp_for_type): Use get_stack_local_alignment.
13856 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
13857 (STACK_SLOT_ALIGNMENT): New.
13858 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
13859 stack slot in XFmode.
13860
13861 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
13862
13863 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
13864
13865 PR/36321
13866 * config/i386/i386.md (allocate_stack_worker_64): Make sure
13867 argument operand in rax isn't removed.
13868
13869 2008-05-26 Richard Guenther <rguenther@suse.de>
13870
13871 PR middle-end/36300
13872 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
13873 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
13874
13875 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13876
13877 PR bootstrap/36331
13878 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
13879
13880 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
13881
13882 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
13883 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
13884
13885 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13886
13887 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
13888 build a trampoline if we don't want one.
13889 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
13890 return zero for nested functions if we don't want a trampoline.
13891
13892 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13893
13894 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
13895
13896 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13897
13898 PR fortran/18428
13899 * c.opt: Removed undocumented option '-lang-fortran'.
13900 * c-common.h: Removed global variable 'lang_fortran'.
13901 * c-opts.c (c_common_handle_option): Removed code to handle
13902 option '-lang-fortran'. Updated includes.
13903 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
13904 definition of '__GFORTRAN__'.
13905 (define__GNUC__): Reimplemented to use BASEVER and
13906 cpp_define_formatted.
13907 (builtin_define_with_value_n): Removed.
13908 * c-incpath.h: Renamed to ...
13909 * incpath.h: ... this.
13910 * c-incpath.c: Renamed to ...
13911 * incpath.c: ... this. Updated includes.
13912 * fix-header.c: Updated includes.
13913 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
13914 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
13915 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
13916
13917 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13918
13919 * tree.h: Update the table of flags used on tree nodes.
13920 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
13921 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
13922 (FORCED_LABEL): Add access check.
13923 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
13924 (ASM_INPUT_P): Likewise.
13925 (ASM_VOLATILE_P): Likewise.
13926 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
13927 (OMP_SECTION_LAST): Access private_flag directly.
13928 (OMP_RETURN_NOWAIT): Likewise.
13929 (OMP_PARALLEL_COMBINED): Likewise.
13930 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
13931 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
13932 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
13933 deprecated_flag directly.
13934
13935 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
13936
13937 * final.c (frame_pointer_needed): Removed.
13938 * flags.h (frame_pointer_needed): Likewise.
13939
13940 * function.h (rtl_data): Add frame_pointer_needed.
13941 (frame_pointer_needed): New.
13942
13943 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
13944
13945 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
13946
13947 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
13948
13949 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
13950 SRC is a REG.
13951
13952 2008-05-25 Alan Modra <amodra@bigpond.net.au>
13953
13954 * c-common.c (strip_array_types): Move function to..
13955 * tree.c: ..here.
13956 (get_inner_array_type): Delete.
13957 * c-common.h (strip_array_types): Move declaration to..
13958 * tree.h: ..here.
13959 (get_inner_array_type): Delete.
13960 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
13961 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
13962 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
13963 * config/pa/pa.c (emit_move_sequence): Likewise.
13964
13965 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
13966
13967 * config/i386/i386.md (*sse_prologue_save_insn): Set length
13968 attribute to 34.
13969
13970 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
13971
13972 * function.c: Include target hook for nonlocal_goto frame value.
13973
13974 2008-05-24 Richard Guenther <rguenther@suse.de>
13975
13976 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
13977 variable can be only accessed through a pointer or a union.
13978
13979 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13980
13981 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
13982 * doc/extend.texi: Likewise.
13983
13984 2008-05-23 DJ Delorie <dj@redhat.com>
13985
13986 * config/m32c/jump.md (untyped_call): Add.
13987
13988 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
13989 for A24 to PSImode.
13990 (m32c_address_cost): Detail costs for indirect offsets.
13991
13992 2008-05-23 Rafael Espíndola <espindola@google.com>
13993
13994 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
13995 if a node is a SUBREG.
13996 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
13997 is a SUBREG.
13998
13999 2008-05-23 Paul Brook <paul@codesourcery.com>
14000 Carlos O'Donell <carlos@codesourcery.com>
14001
14002 * doc/extend.texi: Clarify use of __attribute__((naked)).
14003 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
14004 * target.h (gcc_target): Add allocate_stack_slots_for_args.
14005 * function.c (use_register_for_decl): Use
14006 targetm.calls.allocate_stack_slots_for_args.
14007 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
14008 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
14009 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
14010
14011 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
14012
14013 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
14014
14015 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
14016
14017 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
14018 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
14019 is only rounded once.
14020
14021 2008-05-23 Richard Guenther <rguenther@suse.de>
14022
14023 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
14024
14025 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
14026 Jakub Jelinek <jakub@redhat.com>
14027
14028 PR target/36079
14029 * configure.ac: Handle --enable-cld.
14030 * configure: Regenerated.
14031 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
14032 * config/i386/i386.h (struct machine_function): Add needs_cld field.
14033 (ix86_current_function_needs_cld): New define.
14034 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
14035 (cld): New isns pattern.
14036 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
14037 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
14038 * config/i386/i386.opt (mcld): New option.
14039 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
14040 TARGET_CLD and ix86_current_function_needs_cld.
14041 (override_options): Use -mcld by default for 32-bit code if
14042 USE_IX86_CLD.
14043
14044 * doc/install.texi (Options specification): Document --enable-cld.
14045 * doc/invoke.texi (Machine Dependent Options)
14046 [i386 and x86-64 Options]: Add -mcld option.
14047 (Intel 386 and AMD x86-64 Options): Document -mcld option.
14048
14049 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
14050 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
14051 (return_in_memory_64): Likewise.
14052 (return_in_memory_ms_64): Likewise.
14053
14054 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14055
14056 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
14057 * builtins.c (fold_builtin_fpclassify): New.
14058 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
14059 * builtins.def (BUILT_IN_FPCLASSIFY): New.
14060 * c-common.c (handle_type_generic_attribute): Adjust to accept
14061 fixed arguments before an elipsis.
14062 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
14063 * doc/extend.texi: Document __builtin_fpclassify.
14064
14065 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
14066
14067 * omp-low.c (gate_expand_omp_ssa): Remove.
14068 (pass_expand_omp_ssa): Remove.
14069 (gate_expand_omp): Do not check for flag_openmp_ssa.
14070 * common.opt (-fopenmp-ssa): Remove.
14071 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
14072
14073 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
14074
14075 * config/sh/sh.opt (mfixed-range): New option.
14076 * config/sh/sh-protos.h (sh_fix_range): Declare.
14077 * config/sh/sh.c (sh_fix_range): New function.
14078 * config/sh/sh.h (sh_fixed_range_str): Declare.
14079 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
14080 is not empty.
14081 * doc/invoke.texi (SH Options): Document -mfixed-range.
14082
14083 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
14084
14085 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
14086 it before the redeclaration.
14087
14088 2008-05-22 Anatoly Sokolov <aesok@post.ru>
14089
14090 * config/avr/avr.c (get_sequence_length): Add new function.
14091 (expand_prologue, expand_epilogue): Remove duplicate code.
14092
14093 2008-05-22 Rafael Espíndola <espindola@google.com>
14094
14095 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
14096 sharing.
14097
14098 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
14099
14100 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
14101 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
14102
14103 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
14104 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
14105 (vect_update_misalignment_for_peel): Likewise.
14106 (vector_alignment_reachable_p): Likewise.
14107 * tree-vect-transform.c (vectorizable_load): Likewise.
14108 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
14109 (get_vectype_for_scalar_type): Pass mode of scalar_type
14110 to UNITS_PER_SIMD_WORD.
14111
14112 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
14113 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
14114 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
14115 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
14116 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
14117
14118 2008-05-22 Ira Rosen <irar@il.ibm.com>
14119
14120 PR tree-optimization/36293
14121 * tree-vect-transform.c (vect_transform_strided_load): Don't check
14122 if the first load must be skipped because of a gap.
14123
14124 2008-05-22 Richard Guenther <rguenther@suse.de>
14125
14126 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
14127 more cases of offset disambiguation that is possible if
14128 strict-aliasing rules apply.
14129 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
14130 for basic offset and type-based disambiguation.
14131
14132 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14133
14134 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
14135 ix86_expand_vector_set on V16QImode for SSE4.1.
14136
14137 2008-05-21 Tom Tromey <tromey@redhat.com>
14138
14139 * c.opt (Wimport): Mark as undocumented.
14140 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
14141 -Wno-import.
14142 (Warning Options): Likewise.
14143 * doc/cppopts.texi: Don't mention -Wimport.
14144
14145 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
14146
14147 PR tree-optimization/36287
14148 PR tree-optimization/36286
14149 * lambda-code.c (build_access_matrix): Do not use the loop->num
14150 for computing the number of induction variables: use the loop depth
14151 instead.
14152
14153 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
14154
14155 PR/36280
14156 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
14157 option -f(no-)leading-underscore.
14158
14159 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14160
14161 * config/i386/i386.c (ix86_expand_vector_init_general): Use
14162 GET_MODE_NUNITS (mode).
14163
14164 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
14165
14166 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
14167 (-mmulhw): Add 464 to description.
14168 (-mdlmzb): Likewise.
14169 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
14170 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
14171 464fp entries.
14172 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
14173 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
14174 * config/rs6000/rs6000.md: Update comments for 464.
14175
14176 2008-05-21 Janis Johnson <janis187@us.ibm.com>
14177
14178 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
14179
14180 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14181
14182 * config/i386/sse.md (vec_extractv4sf): Removed.
14183 (vec_extractv2df): Likewise.
14184 (vec_extractv2di): Likewise.
14185 (vec_extractv4si): Likewise.
14186 (vec_extractv8hi): Likewise.
14187 (vec_extractv16qi): Likewise.
14188 (vec_extract<mode>): New.
14189
14190 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14191
14192 * config/i386/sse.md (vec_setv4sf): Removed.
14193 (vec_setv2df): Likewise.
14194 (vec_setv2di): Likewise.
14195 (vec_setv4si): Likewise.
14196 (vec_setv8hi): Likewise.
14197 (vec_setv16qi): Likewise.
14198 (vec_set<mode>): New.
14199
14200 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14201
14202 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
14203 goto for vec_concat and vec_interleave.
14204
14205 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14206
14207 * config/i386/sse.md (vec_initv4sf): Removed.
14208 (vec_initv2df): Likewise.
14209 (vec_initv2di): Likewise.
14210 (vec_initv4si): Likewise.
14211 (vec_initv8hi): Likewise.
14212 (vec_initv16qi): Likewise.
14213 (vec_init<mode>): New.
14214
14215 2008-05-21 Joseph Myers <joseph@codesourcery.com>
14216
14217 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
14218
14219 2008-05-21 Tom Tromey <tromey@redhat.com>
14220
14221 * ggc-zone.c (lookup_page_table_if_allocated): New function.
14222 (zone_find_object_offset): Likewise.
14223 (gt_ggc_m_S): Likewise.
14224 (highest_bit): Likewise.
14225 * ggc-page.c (gt_ggc_m_S): New function.
14226 * stringpool.c (string_stack): Remove.
14227 (init_stringpool): Update.
14228 (ggc_alloc_string): Use ggc_alloc.
14229 (maybe_delete_ident): New function.
14230 (ggc_purge_stringpool): Likewise.
14231 (gt_ggc_m_S): Remove.
14232 * ggc-common.c (ggc_protect_identifiers): New global.
14233 (ggc_mark_roots): Call ggc_purge_stringpool. Use
14234 ggc_protect_identifiers.
14235 * ggc.h (ggc_protect_identifiers): Declare.
14236 (gt_ggc_m_S): Update.
14237 (ggc_purge_stringpool): Declare.
14238 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
14239 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
14240 special case.
14241 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
14242
14243 2008-05-21 David S. Miller <davem@davemloft.net>
14244
14245 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
14246 tmake_file.
14247
14248 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
14249
14250 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
14251 once finished.
14252
14253 2008-05-20 David Daney <ddaney@avtrex.com>
14254
14255 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
14256 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
14257 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14258 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14259 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
14260 (atomic_hiqi_op): New define_code_iterator.
14261 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
14262 mips_expand_compare_and_swap_12.
14263 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
14264 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
14265 (sync_<optab><mode>, sync_old_<optab><mode>,
14266 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
14267 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
14268 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
14269 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
14270 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
14271 (test_and_set_12): New insn.
14272 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
14273 sync_new_<optab><mode>, sync_old_nand<mode>,
14274 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
14275 clobber to operand 0 for SI and DI mode insns.
14276 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
14277 mips_gen_fn_4): New typedefs.
14278 (mips_gen_fn_ptrs): Define new union type.
14279 (mips_expand_compare_and_swap_12): Remove declaration.
14280 (mips_expand_atomic_qihi): Declare function.
14281 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
14282 (mips_expand_atomic_qihi): ... this. Use new generator function
14283 parameter.
14284 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
14285 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
14286 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
14287 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
14288 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
14289 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
14290 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
14291 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
14292 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
14293 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
14294 New macros.
14295
14296 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
14297
14298 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
14299 the missing break.
14300
14301 2008-05-20 Anatoly Sokolov <aesok@post.ru>
14302
14303 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
14304 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
14305 (avr_attribute_table): Add 'OS_main' function attribute.
14306 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
14307 functions with 'OS_main' attribute.
14308
14309 2008-05-20 Richard Guenther <rguenther@suse.de>
14310
14311 PR tree-optimization/35204
14312 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
14313 helper, split out from ...
14314 (DFS): ... here. Make the DFS walk non-recursive.
14315
14316 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
14317 Jan Sjodin <jan.sjodin@amd.com>
14318
14319 PR tree-optimization/36181
14320 * tree-parloops.c (loop_has_vector_phi_nodes): New.
14321 (parallelize_loops): Don't parallelize when the loop has vector
14322 phi nodes.
14323
14324 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14325 Sebastian Pop <sebastian.pop@amd.com>
14326
14327 * tree-loop-linear.c (gather_interchange_stats): Look in the access
14328 matrix, and never look at the tree representation of the memory
14329 accesses.
14330 (linear_transform_loops): Computes parameters and access matrices.
14331 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
14332 when fails.
14333 (access_matrix_get_index_for_parameter): New.
14334 * tree-data-ref.h (struct access_matrix): New.
14335 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
14336 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
14337 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
14338 am_vector_index_for_loop): New.
14339 (struct data_reference): Add field access_matrix.
14340 (DR_ACCESS_MATRIX): New.
14341 (compute_data_dependences_for_loop): Update declaration.
14342 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
14343 * lambda.h (lambda_vector_vec_p): Declared.
14344 * lambda-code.c: Depend on pointer-set.h.
14345 (lambda_collect_parameters_from_af, lambda_collect_parameters,
14346 av_for_af_base, av_for_af, build_access_matrix,
14347 lambda_compute_access_matrices): New.
14348 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
14349
14350 2008-05-20 Joseph Myers <joseph@codesourcery.com>
14351
14352 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
14353 $SOURCEDIR/include.
14354
14355 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14356 Sebastian Pop <sebastian.pop@amd.com>
14357
14358 PR tree-optimization/36206
14359 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
14360 FOLD_CONVERSIONS.
14361 (instantiate_scev_1): Rename flags to fold_conversions.
14362 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
14363 outeside instantiation_loop.
14364 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
14365 (evolution_function_is_affine_or_constant_p): Removed.
14366 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
14367 instantiate_scev.
14368 (analyze_siv_subscript): Pass in the loop nest number.
14369 Call evolution_function_is_affine_in_loop instead of
14370 evolution_function_is_affine_p.
14371 (analyze_overlapping_iterations): Pass in the loop nest number.
14372
14373 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14374 Sebastian Pop <sebastian.pop@amd.com>
14375
14376 PR tree-optimization/36206
14377 * tree-chrec.h (chrec_fold_op): New.
14378 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
14379 and other trees.
14380
14381 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
14382
14383 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
14384 (DIRS_EQ): New.
14385 (remove_duplicates): Do not set inode on non-inode systems.
14386 Use DIRS_EQ.
14387
14388 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
14389
14390 * config.gcc (tm_file): Update comments about relative pathnames.
14391
14392 2008-05-20 Richard Guenther <rguenther@suse.de>
14393
14394 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
14395 * tree-ssa-sccvn.c (process_scc): Likewise.
14396 * tree-ssa-sink.c (execute_sink_code): Likewise.
14397 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
14398 * tree-vrp.c (process_assert_insertions): Likewise.
14399 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
14400 (perform_tree_ssa_dce): Likewise.
14401 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
14402 (dump_dominator_optimization_stats): Likewise.
14403 * tree-vectorizer.c (vectorize_loops): Likewise.
14404
14405 2008-05-20 Richard Guenther <rguenther@suse.de>
14406
14407 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
14408
14409 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
14410
14411 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
14412 (ix86_i386elf_return_in_memory): Likewise.
14413 (ix86_i386interix_return_in_memory): Likewise.
14414 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
14415 (SUBTARGET_RETURN_IN_MEMORY): New.
14416 * config/i386/i386elf.h: Likewise.
14417 * config/i386/ptx4-i.h: Likewise.
14418 * config/i386/sol2-10.h: Likewise.
14419 * config/i386/sysv4.h: Likewise.
14420 * config/i386/vx-common.h: Likewise.
14421 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
14422 * config/i386/i386.c (ix86_return_in_memory): Made static and
14423 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
14424 (ix86_i386elf_return_in_memory): Removed.
14425 (ix86_i386interix_return_in_memory): Removed.
14426 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
14427 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
14428
14429 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
14430
14431 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
14432
14433 2008-05-19 Xinliang David Li <davidxl@google.com>
14434
14435 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
14436 * opts.c: Ditto.
14437 * common.opt: Ditto.
14438 * doc/invoke.texi: Ditto.
14439
14440 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
14441
14442 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
14443 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
14444
14445 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14446
14447 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
14448 sizes of operand array from 8/4 to 4/2.
14449 (ix86_expand_vector_init_general): Change size of operand array
14450 from 32 to 16. Remove op0, op1 and half_mode.
14451
14452 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14453
14454 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
14455 (ix86_expand_vector_init_interleave): Likewise.
14456 (ix86_expand_vector_init_general): Use them. Assert
14457 word_mode == SImode when n_words == 4.
14458
14459 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
14460
14461 * config/i386/i386.c (ix86_secondary_reload): New static function.
14462 (TARGET_SECONDARY_RELOAD): New define.
14463 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
14464 * config/i386/i386.md (reload_outqi): Remove.
14465
14466 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14467
14468 PR middle-end/35509
14469 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
14470 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
14471 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
14472 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
14473 (fold_builtin_1): Likewise.
14474 * builtins.def (BUILT_IN_ISINF_SIGN): New.
14475 c-common.c (check_builtin_function_arguments): Handle
14476 BUILT_IN_ISINF_SIGN.
14477 * doc/extend.texi: Document __builtin_isinf_sign.
14478 * fold-const.c (operand_equal_p): Handle COND_EXPR.
14479
14480 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
14481
14482 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
14483 EH cleanup at the end of the pass, search for those that have been
14484 turned into forwarder blocks and do the cleanup on their successor.
14485
14486 2008-05-18 Richard Guenther <rguenther@suse.de>
14487
14488 * tree-cfg.c (verify_gimple_expr): Allow conversions from
14489 pointers to sizetype and vice versa.
14490
14491 2008-05-18 Xinliang David Li <davidxl@google.com>
14492
14493 * gcc/tree-ssa-dce.c: Coding style fix.
14494 (check_pow): Documentation comment.
14495 (check_log): Documenation comment. Coding style fix.
14496 (is_unnecessary_except_errno_call): Ditto.
14497 (gen_conditions_for_pow): Ditto.
14498 (gen_conditions_for_log): Ditto.
14499 (gen_shrink_wrap_conditions): Ditto.
14500 (shrink_wrap_one_built_in_calls): Ditto.
14501 * gcc/doc/invoke.texi: Better documentation string.
14502 * ChangeLog: Fix wrong change log entries from
14503 May 17 checkin on function call DCE.
14504
14505 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
14506
14507 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
14508
14509 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
14510
14511 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
14512 * df-problems.c (simulation routines): Fixed block comment to
14513 properly say how to add forwards scanning functions.
14514
14515 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
14516
14517 * tree-inline.c (setup_one_parameter): Remove dead code.
14518
14519 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
14520
14521 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
14522 a BIT_AND_EXPR only for an INTEGER_TYPE.
14523
14524 2008-05-17 Xinliang David Li <davidxl@google.com>
14525
14526 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
14527 (check_pow, check_log, is_unnecessary_except_errno_call): New
14528 functions to check for eliminating math functions that are pure
14529 except for setting errno.
14530 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
14531 general condition expressions for shrink-wrapping pow/log calls.
14532 (gen_shrink_wrap_conditions): Ditto.
14533 (shrink_wrap_one_built_in_call): Ditto.
14534 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
14535 (mark_operand_necessary): If debugging, output if OP is necessary.
14536 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
14537 unnecessary.
14538 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
14539 opt level >= 2.
14540 * gcc/common.opt: New user flag -ftree-builtin-dce.
14541 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
14542
14543 2008-05-16 David S. Miller <davem@davemloft.net>
14544
14545 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
14546 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
14547
14548 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
14549
14550 PR target/36246
14551 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
14552
14553 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14554
14555 * ifcvt.c (dead_or_predicable): Rename
14556 df_simulate_one_insn_backwards to df_simulate_one_insn.
14557 * recog.c (peephole2_optimize): Ditto.
14558 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
14559 Ditto.
14560 * df.h: Rename df_simulate_one_insn_backwards to
14561 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
14562 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
14563 scanning of defs and uses.
14564 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
14565 (df_simulate_one_insn_forwards): Removed.
14566
14567 2008-05-16 Doug Kwan <dougkwan@google.com>
14568
14569 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
14570 QNaN & SNaN.
14571 (real_from_string): Handle NaNs and Inf as approriate.
14572
14573 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
14574
14575 * doc/gty.texi (Source Files Containing Type Information): Note
14576 that headers should appear first in the gtfiles list.
14577
14578 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14579
14580 * tree.def (COND_EXEC): Properly documented this code.
14581
14582 2008-05-16 Diego Novillo <dnovillo@google.com>
14583
14584 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
14585 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
14586 the new field.
14587
14588 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14589
14590 * tree-ssa-dse (max_stmt_uid): Removed.
14591 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
14592 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
14593 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
14594 * function.h (cfun.last_stmt_uid): New field.
14595 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
14596 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
14597 New functions.
14598 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
14599 (create_stmt_ann): Initialize the ann->uid field.
14600 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
14601 with new calls.
14602 * tree-flow.h (renumber_gimple_stmt_uids): New function.
14603
14604 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
14605
14606 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
14607 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
14608 (init_empty_tree_cfg): Call it.
14609
14610 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14611
14612 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
14613 Update all users.
14614
14615 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14616
14617 * doc/invoke.text (-fdump-tree-*-verbose): New option.
14618 * tree-dump.c (dump_options): New verbose option.
14619 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
14620 Add verbose dump.
14621 * tree-pass.h (TDF_VERBOSE): New dump flag.
14622 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
14623 (tree-flow.h): Added include.
14624 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
14625
14626 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
14627
14628 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
14629
14630 From Jie Zhang <jie.zhang@analog.com>
14631 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14632 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
14633 mcpu=bf561-none and mcpu=bf561-0.2.
14634 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14635 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
14636 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14637 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
14638 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
14639 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
14640 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
14641 option.
14642 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
14643 (cputype_selected): Remove.
14644 (bfin_handle_option): Don't use cputype_selected.
14645 (override_options): When no mcpu option, enable all workarounds.
14646 Don't use bfin_workarounds.
14647 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
14648 processor type.
14649 (DEFAULT_CPU_TYPE): Don't define.
14650
14651 2008-05-16 Richard Guenther <rguenther@suse.de>
14652
14653 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
14654 on deletion of the last stmt.
14655
14656 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
14657
14658 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
14659 V8HImode for SSE2 and V16QImode for SSE4.1.
14660
14661 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
14662
14663 * cgraph.h (compute_inline_parameters): Made public.
14664 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
14665 variable_generate_summary, function_write_summary,
14666 variable_write_summary, variable_read_summary. Added generate_summary,
14667 write_summary, read_summary.
14668 * cgraphunit.c (cgraph_process_new_functions): Changed call from
14669 pass_ipa_inline.function_generate_summary, to
14670 compute_inline_parameters.
14671 * ipa-inline.c (compute_inline_parameters): Made public and added
14672 node parameter.
14673 (compute_inline_parameters_for_current): New function.
14674 (pass_inline_param): Now calls compute_inline_parameters_for_current.
14675 (inline_generate_summary): Removed parameter and made to loop over
14676 all cgraph nodes.
14677 (pass_ipa_inline): Updated for new IPA_PASS structure.
14678 * passes.c (execute_ipa_summary_passes): Now is called once per
14679 pass rather than once per node*pass.
14680
14681 2008-05-15 Anatoly Sokolov <aesok@post.ru>
14682
14683 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
14684 avr_have_mul_p, avr_asm_only_p): Remove variables.
14685 (avr_override_options): Remove initialization of removed variables.
14686 (avr_file_start): Convert removed variables to fields of
14687 'struct base_arch_s *avr_current_arch'.
14688 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
14689 (AVR_HAVE_MUL): (Ditto.).
14690 (AVR_HAVE_MOVW): (Ditto.).
14691 (AVR_HAVE_LPMX): (Ditto.).
14692 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
14693 avr_asm_only_p): Remove declaration.
14694
14695 2008-05-15 Diego Novillo <dnovillo@google.com>
14696
14697 * config/arm/arm.c (arm_return_in_memory): Fix return type.
14698 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
14699
14700 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
14701
14702 PR middle-end/36194
14703 * combine.c (check_conversion): Rename back to check_promoted_subreg.
14704 Don't call record_truncated_value from here.
14705 (record_truncated_value): Turn it into a for_each_rtx callback.
14706 (record_truncated_values): New function.
14707 (combine_instructions): Call note_uses with record_truncated_values.
14708 Change name of check_conversion to check_promoted_subreg.
14709
14710 2008-05-15 Janis Johnson <janis187@us.ibm.com>
14711
14712 * doc/sourcebuild.texi: Document support for torture tests.
14713
14714 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
14715
14716 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
14717 to alternative 4 of operand 2.
14718
14719 2008-05-15 Richard Guenther <rguenther@suse.de>
14720
14721 * tree-pass.h (current_pass): Declare.
14722 (get_pass_for_id): Likewise.
14723 * passes.c (passes_by_id, passes_by_id_size): New globals.
14724 (set_pass_for_id): New function.
14725 (get_pass_for_id): Likewise.
14726 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
14727 (execute_function_todo): Flush per function statistics.
14728 * toplev.c (compile_file): Init statistics.
14729 (general_init): Do early statistics initialization.
14730 (finalize): Finish statistics.
14731 * statistics.h (statistics_early_init): Declare.
14732 (statistics_init): Likewise.
14733 (statistics_fini): Likewise.
14734 (statistics_fini_pass): Likewise.
14735 (statistics_counter_event): Likewise.
14736 (statistics_histogram_event): Likewise.
14737 * statistics.c: New file.
14738 * Makefile.in (OBJS-common): Add statistics.o.
14739 (statistics.o): Add dependencies.
14740 * doc/invoke.texi (-fdump-statistics): Document.
14741
14742 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
14743 (insert): Likewise.
14744 (execute_pre): Use statistics_counter_event.
14745 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
14746 (substitute_and_fold): Increment it. Use statistics_counter_event.
14747
14748 2008-05-15 Diego Novillo <dnovillo@google.com>
14749
14750 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
14751
14752 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
14753 * tree-ssa-alias.c (new_type_alias): Remove references to
14754 sub-variables from comment.
14755 * tree-ssa-operands.c (swap_tree_operands): Likewise.
14756
14757 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
14758
14759 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
14760 attribute to 1 only for insertps alternative.
14761
14762 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
14763
14764 * config/bfin/bfin.md (loadbytes): New pattern.
14765 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
14766 (bfin_init_builtins): Initialize it.
14767 (bdesc_1arg): Add it.
14768
14769 2008-05-15 Sa Liu <saliu@de.ibm.com>
14770
14771 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
14772 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
14773 * testsuite/lib/target-supports.exp: Add
14774 check_effective_target_fortran_integer_16.
14775
14776 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
14777
14778 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
14779 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
14780 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
14781 (TARGET_RETURN_IN_MEMORY): Define.
14782
14783 2008-05-15 Richard Guenther <rguenther@suse.de>
14784
14785 PR middle-end/36244
14786 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
14787 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
14788 represent unmodifiable vars.
14789
14790 2008-05-15 Richard Guenther <rguenther@suse.de>
14791
14792 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
14793 INDIRECT_REF and TARGET_MEM_REF.
14794 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
14795 TARGET_MEM_REF.
14796
14797 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
14798 H.J. Lu <hongjiu.lu@intel.com>
14799
14800 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
14801 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
14802 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
14803 insn alternatives. Add missing alternatives.
14804 (*vec_concatv2di_rex64_sse4_1): Likewise.
14805 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
14806 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
14807 Require TARGET_SSE.
14808
14809 2008-05-15 Richard Guenther <rguenther@suse.de>
14810
14811 PR tree-optimization/36009
14812 PR tree-optimization/36204
14813 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
14814 (determine_invariantness_stmt): Record the loop a store is
14815 always executed in.
14816 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
14817 dependency.
14818
14819 2008-05-15 Richard Guenther <rguenther@suse.de>
14820
14821 PR tree-optimization/34330
14822 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
14823 through the pointer will alias the SMT.
14824
14825 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
14826
14827 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
14828
14829 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
14830
14831 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
14832
14833 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14834 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14835
14836 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
14837 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
14838 (vashl_optab): New optab for vector/vector shifts.
14839 (vashr_optab): Ditto.
14840 (vlshr_optab): Ditto.
14841 (vrotl_optab): Ditto.
14842 (vrotr_optab): Ditto.
14843 (optab_subtype): New enum for optab_for_tree_code call.
14844 (optab_for_tree_code): Add enum optab_subtype argument.
14845
14846 * optabs.c (optab_for_tree_code): Take an additional argument to
14847 distinguish between a vector shift by a scalar and vector shift by
14848 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
14849 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
14850 vector shift by a vector.
14851 (expand_widen_pattern_expr): Pass additional argument to
14852 optab_for_tree_code.
14853
14854 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
14855 vrotl_optab, vrotr_optab.
14856
14857 * expr.c (expand_expr_real_1): Update calls to
14858 optab_for_tree_code to distinguish between vector shifted by a
14859 scalar and vector shifted by a vector.
14860 * tree-vectorizer.c (supportable_widening_operation): Ditto.
14861 (supportable_narrowing_operation): Ditto.
14862 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
14863 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
14864 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
14865 (vect_create_epilog_for_reduction): Ditto.
14866 (vectorizable_reduction): Ditto.
14867 (vectorizable_operation): Ditto.
14868 (vect_strided_store_supported): Ditto.
14869 (vect_strided_load_supported): Ditto.
14870 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
14871 * expmed.c (expand_shift): Ditto.
14872
14873 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
14874 scalar type.
14875 (ashr@var{m}3): Ditto.
14876 (vashl@var{m}3): Document new vector/vector shift standard name.
14877 (vashr@var{m}3): Ditto.
14878 (vlshr@var{m}3): Ditto.
14879 (vrotl@var{m}3): Ditto.
14880 (vrotr@var{m}3): Ditto.
14881
14882 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
14883 (PPERM_INVERT): Ditto.
14884 (PPERM_REVERSE): Ditto.
14885 (PPERM_REV_INV): Ditto.
14886 (PPERM_ZERO): Ditto.
14887 (PPERM_ONES): Ditto.
14888 (PPERM_SIGN): Ditto.
14889 (PPERM_INV_SIGN): Ditto.
14890 (PPERM_SRC1): Ditto.
14891 (PPERM_SRC2): Ditto.
14892
14893 * config/i386/sse.md (mulv2di3): Add SSE5 support.
14894 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
14895 allows a memory operand to be the value being added, and split it
14896 to improve vectorization.
14897 (sse5_pmacsdqh_mem): Ditto.
14898 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
14899 (sse5_mulv2div2di3_high): Ditto.
14900 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
14901 (vec_pack_trunc_v4si): Ditto.
14902 (vec_pack_trunc_v2di): Ditto.
14903 (sse5_pcmov_<mode>): Remove code that tried to use use
14904 andps/andnps instead of pcmov.
14905 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
14906 pmacsdqh instructions.
14907 (vec_widen_smult_lo_v4si): Ditto.
14908
14909 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
14910 (PPERM_INVERT): Ditto.
14911 (PPERM_REVERSE): Ditto.
14912 (PPERM_REV_INV): Ditto.
14913 (PPERM_ZERO): Ditto.
14914 (PPERM_ONES): Ditto.
14915 (PPERM_SIGN): Ditto.
14916 (PPERM_INV_SIGN): Ditto.
14917 (PPERM_SRC1): Ditto.
14918 (PPERM_SRC2): Ditto.
14919 (ix86_expand_sse_movcc): Move the SSE5 test after the if
14920 true/false tests.
14921 (ix86_expand_int_vcond): If SSE5 generate all possible integer
14922 comparisons.
14923 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
14924 says ignore whether the last reference is a memory operand.
14925
14926 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14927 Paolo Bonzini <bonzini at gnu dot org>
14928
14929 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
14930 shift patterns.
14931
14932 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
14933 (vlshr<mode>3): Rename from vlshr<mode>3.
14934 (vashr<mode>3): Rename from vashr<mode>3.
14935 (mulv4sf3): Change the names of vector shift patterns.
14936 (mulv4si3): Ditto.
14937 (negv4sf2): Ditt.
14938
14939 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
14940 shift insns.
14941
14942 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
14943 (SI_SHLHI): Ditto.
14944 (SI_SHL): Ditto.
14945 (SI_SHLI): Ditto.
14946 (SI_ROTH): Ditto.
14947 (SI_ROTHI): Ditto.
14948 (SI_ROT): Ditto.
14949 (SI_ROTI): Ditto.
14950 (SPU_RL_0): Ditto.
14951 (SPU_RL_1): Ditto.
14952 (SPU_RL_2): Ditto.
14953 (SPU_RL_3): Ditto.
14954 (SPU_RL_4): Ditto.
14955 (SPU_RL_5): Ditto.
14956 (SPU_RL_6): Ditto.
14957 (SPU_RL_7): Ditto.
14958 (SPU_SL_0): Ditto.
14959 (SPU_SL_1): Ditto.
14960 (SPU_SL_2): Ditto.
14961 (SPU_SL_3): Ditto.
14962 (SPU_SL_4): Ditto.
14963 (SPU_SL_5): Ditto.
14964 (SPU_SL_6): Ditto.
14965 (SPU_SL_7): Ditto.
14966
14967 * config/spu/spu.md (v): New iterator macro to add v for vector types.
14968 (floatunssidf2_internal): Change vector/vector shift names.
14969 (floatunsdidf2_internal): Ditto.
14970 (mulv8hi3): Ditto.
14971 (ashrdi3): Ditto.
14972 (ashrti3): Ditto.
14973 (cgt_df): Ditto.
14974 (cgt_v2df): Ditto.
14975 (dftsv): Ditto.
14976 (vashl<mode>3): Rename from ashl<mode>3.
14977 (vashr<mode>3): Rename from ashr<mode>3.
14978 (vlshr<mode>3): Rename from lshr<mode>3.
14979 (vrotl<mode>3): Rename from rotl<mode>3.
14980
14981 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14982
14983 PR target/36224
14984 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
14985 multiply gives the wrong value when doing widening multiplies.
14986 (vec_widen_smult_lo_v4si): Ditto.
14987
14988 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
14989
14990 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
14991 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
14992 emit_library_call_value.
14993 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
14994 * tree.h (ECF_LIBCALL_BLOCK): Removed.
14995 * calls.c (initialize_argument_information, precompute_arguments,
14996 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
14997 (precompute_arguments): Removed flags parameter.
14998 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
14999
15000 2008-05-14 Richard Guenther <rguenther@suse.de>
15001
15002 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
15003 Make sure to register the store if the use is a PHI_NODE.
15004
15005 2008-05-14 Olivier Hainque <hainque@adacore.com>
15006
15007 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
15008 memory if the component is to be referenced in BLKmode according
15009 to get_inner_reference.
15010
15011 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
15012
15013 * calls.c (emit_library_call_value_1): Restore code clearing
15014 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
15015
15016 2008-05-14 Olivier Hainque <hainque@adacore.com>
15017 Nicolas Roche <roche@adacore.com>
15018
15019 * configure.ac: Add support for a "gcc_subdir" variable in
15020 config-lang.in, to denote a subdirectory where the language/GCC
15021 integration files are to be found.
15022 * configure: Regenerate.
15023
15024 2008-05-14 Ira Rosen <irar@il.ibm.com>
15025
15026 PR tree-optimization/36098
15027 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
15028 value for the first load in the group in case of a gap.
15029 (vect_build_slp_tree): Check that there are no gaps in loads.
15030
15031 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
15032
15033 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
15034 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
15035 expand_copysign_bit, ): Change call to emit_no_conflict_block to
15036 emit_insn and remove unneeded code to construct extra args.
15037 (emit_no_conflict_block): Removed.
15038 * optabls.h: (emit_no_conflict_block): Removed.
15039 * cse.c (cse_extended_basic_block): Remove search for
15040 REG_NO_CONFLICT note.
15041 * global.c: Removed incorrect comment added in revision 117.
15042 * expr.c (convert_move): Change call to emit_no_conflict_block to
15043 emit_insn.
15044 * recog.c: Change comments so that they do not mention
15045 REG_NO_CONFLICT.
15046 * local_alloc.c (combine_regs): Removed last parameter.
15047 (no_conflict_p): Removed.
15048 (block_alloc): Removed note, no_conflict_combined_regno and set
15049 local vars. Removed all code to process REG_NO_CONFLICT blocks.
15050 (combine_regs): Removed already_dead and code to look for
15051 REG_NO_CONFLICT notes.
15052 * lower_subreg (remove_retval_note): Removed code to look for
15053 REG_NO_CONFLICT block.
15054 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
15055 (resolve_clobber): Remove code to process libcalls that have
15056 REG_NO_CONFLICT notes.
15057 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
15058 case.
15059 * combine.c (can_combine_p, distribute_notes): Removed
15060 REG_NO_CONFLICT case.
15061 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
15062 to emit_insns.
15063 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
15064 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
15065 Ditto.
15066 * reg-notes.def (NO_CONFLICT): Removed.
15067
15068 2008-05-14 David S. Miller <davem@davemloft.net>
15069
15070 * config/sparc/sparc.c (sparc_profile_hook): If
15071 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
15072 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
15073 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
15074
15075 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
15076
15077 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
15078
15079 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
15080
15081 PR target/36222
15082 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
15083 and op1 expansion before vector concat to have less live pseudos.
15084
15085 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
15086
15087 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
15088 ix86_expand_vector_set if supported.
15089
15090 2008-05-13 Diego Novillo <dnovillo@google.com>
15091 Kenneth Zadeck <zadeck@naturalbridge.com>
15092
15093 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
15094
15095 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
15096 phinodes_print_statistics, init_ssanames, fini_ssanames,
15097 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
15098 release_ssa_name, release_defs, replace_ssa_name_symbol,
15099 ssanames_print_statistics): Move ...
15100 * tree-flow.h: ... here.
15101 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
15102 Use FN instead of cfun.
15103 (make_ssa_name_fn): Rename from make_ssa_name.
15104 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
15105 * tree-flow-inline.h (make_ssa_name): Move from
15106 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
15107 * omp-low.c (expand_omp_parallel):
15108 * tree-flow-inline.h (redirect_edge_var_map_result):
15109 * tree-ssa.c (init_tree_ssa): Add argument FN.
15110 Use it instead of cfun. Update all users.
15111
15112 2008-05-13 Tom Tromey <tromey@redhat.com>
15113
15114 PR preprocessor/22168:
15115 * doc/cpp.texi (Top): Update menu.
15116 (Alternatives to Wrapper #ifndef): New node.
15117 (Other Directives): Document deprecation.
15118 (Obsolete Features): Remove menu.
15119 (Assertions): Merge node into Obsolete Features.
15120 (Obsolete once-only headers): Move earlier; rename to Alternatives
15121 to Wrapper #ifndef.
15122 * doc/cppopts.texi: Update.
15123 * c.opt (Wdeprecated): Enable for C and ObjC.
15124 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
15125 (C++ Dialect Options): Move -Wno-deprecated from here to...
15126 (Warning Options): ... here.
15127
15128 2008-05-13 Richard Guenther <rguenther@suse.de>
15129
15130 PR middle-end/36227
15131 * fold-const.c (fold_sign_changed_comparison): Do not allow
15132 changes in pointer-ness.
15133
15134 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15135
15136 PR target/24713
15137 * config/sh/sh.c (sh_expand_prologue): Don't clear
15138 RTX_FRAME_RELATED_P for push insns.
15139
15140 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
15141
15142 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
15143
15144 2008-05-12 Anatoly Sokolov <aesok@post.ru>
15145
15146 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
15147 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
15148 Use 'machine->is_leaf' instead of 'leaf_func_p'.
15149
15150 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
15151
15152 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
15153 (*vec_concatv4sf_sse): This.
15154 (*sse2_concatv2si): Renamed to ...
15155 (*vec_concatv2si_sse2): This.
15156 (*sse1_concatv2si): Renamed to ...
15157 (*vec_concatv2si_sse): This.
15158 (*vec_concatv2di_rex): Renamed to ...
15159 (*vec_concatv2di_rex64): This.
15160 (*vec_concatv2si_sse4_1): New.
15161 (*vec_concatv2di_rex64_sse4_1): Likewise.
15162
15163 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
15164
15165 PR rtl-optimization/36111
15166 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
15167 that was created for swappable operands.
15168
15169 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
15170
15171 PR ada/36001
15172 * Makefile.in: Substitute GNATMAKE and GNATBIND.
15173 * configure.ac: Add call to ACX_PROG_GNAT.
15174
15175 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
15176
15177 * optc-gen.awk: Fix comment typo.
15178
15179 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
15180
15181 * pretty-print.c (pp_integer_with_precision): Use
15182 HOST_LONG_LONG_FORMAT.
15183
15184 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
15185
15186 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
15187
15188 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
15189
15190 * config/i386/i386.c (bdesc_ptest): Removed.
15191 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
15192 (bdesc_args): Add __builtin_ia32_ptestz128,
15193 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
15194 (ix86_init_mmx_sse_builtins): Updated.
15195 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
15196 (ix86_expand_builtin): Updated.
15197
15198 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
15199
15200 * tree-cfg.c (valid_fixed_convert_types_p): New function.
15201 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
15202
15203 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
15204
15205 * value-prof.c (interesting_stringop_to_profile): Do not
15206 return early for BUILT_IN_MEMPCPY.
15207
15208 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
15209
15210 * calls.c (expand_call): Don't use callgraph to increase
15211 preferred_stack_boundary.
15212
15213 * cgraph.h (cgraph_rtl_info): Use unsigned on
15214 preferred_incoming_stack_boundary.
15215
15216 * final.c (rest_of_clean_state): Use unsigned on
15217 preferred_stack_boundary.
15218
15219 2008-05-09 Tom Tromey <tromey@redhat.com>
15220
15221 PR preprocessor/22231:
15222 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
15223 proceeding.
15224
15225 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
15226
15227 PR tree-optimization/36129
15228 * tree-ssa-ccp.c: Include value-prof.h.
15229 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
15230 built-in function was folded to a constant.
15231 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
15232
15233 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
15234 Sebastian Pop <sebastian.pop@amd.com>
15235
15236 * tree-scalar-evolution.c: Document instantiate_scev.
15237 (instantiate_parameters_1): Renamed instantiate_scev_1.
15238 Don't use the same loop for instantiation_loop and evolution_loop.
15239 (instantiate_scev): New.
15240 (instantiate_parameters): Moved...
15241 (resolve_mixers): Update call to instantiate_scev_1 to pass the
15242 same loop twice. Maintains the semantics for this function.
15243 * tree-scalar-evolution.h (instantiate_scev): Declare.
15244 (instantiate_parameters): ...here. Now static inline.
15245 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
15246 instead of resolve_mixers.
15247
15248 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
15249
15250 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
15251
15252 2008-05-09 Tomas Bily <tbily@suse.cz>
15253
15254 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
15255 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
15256 * tree-ssa-structalias.c (get_constraint_for): Likewise.
15257 * c-common.c (c_common_truthvalue_conversion): Likewise.
15258 * tree-object-size.c (compute_object_offset): Likewise.
15259 * tree-inline.c (estimate_num_insns_1): Likewise.
15260 * varasm.c (const_hash_1, compare_constant, copy_constant)
15261 (compute_reloc_for_constant, output_addressed_constants)
15262 (initializer_constant_valid_p): Likewise.
15263 * c-omp.c (check_omp_for_incr_expr): Likewise.
15264 * gimplify.c (gimplify_expr): Likewise.
15265 * c-typeck.c (c_finish_return): Likewise.
15266 * tree-vectorizer.c (supportable_widening_operation)
15267 (supportable_narrowing_operation): Likewise.
15268 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
15269 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
15270 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
15271 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
15272 (descr_info_loc): Likewise.
15273 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15274 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
15275 (fold_unary): Likewise.
15276 * builtins.c (get_pointer_alignment): Likewise.
15277 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
15278 (instantiate_parameters_1): Likewise.
15279 * tree.c (expr_align, stabilize_reference): Likewise.
15280 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
15281 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
15282 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
15283 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
15284 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
15285 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
15286 Likewise.
15287 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
15288 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
15289 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
15290 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
15291 (forward_propagate_comparison)
15292 (tree_ssa_forward_propagate_single_use_vars): Likewise.
15293 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
15294 * emit-rtl.c (component_ref_for_mem_expr)
15295 (set_mem_attributes_minus_bitpos): Likewise.
15296 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
15297 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
15298 Likewise.
15299 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
15300 (build_function_call, pointer_diff, build_compound_expr)
15301 (c_finish_return): Likewise.
15302 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
15303 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
15304 Likewise.
15305 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
15306 * expr.c (is_aligning_offset): Likewise.
15307 * tree-ssa-alias.c (is_escape_site): Likewise.
15308 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
15309 (check_all_va_list_escapes): Likewise.
15310 * tree-ssa-loop-ivopts.c (determine_base_object)
15311 (determine_common_wider_type): Likewise.
15312 * dojump.c (do_jump): Likewise.
15313 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
15314 * tree-gimple.c (is_gimple_cast): Likewise.
15315 * fold-const.c (decode_field_reference, )
15316 (fold_sign_changed_comparison, fold_unary, fold_comparison)
15317 (fold_binary): Likewise.
15318 * tree-ssa-alias-warnings.c (find_alias_site_helper)
15319 (already_warned_in_frontend_p): Likewise.
15320 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
15321 * tree.c (really_constant_p, get_unwidened): Likewise.
15322 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
15323 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
15324 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
15325 Likewise.
15326 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
15327 CONVERT_EXPR_P.
15328 (CONVERT_EXPR_P): Define.
15329 (CASE_CONVERT): Define.
15330
15331 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
15332
15333 PR middle-end/36117
15334 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
15335 (delete_unmarked_insns): When deleting a call, call
15336 delete_unreachable_blocks.
15337 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
15338 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
15339
15340 2008-05-08 Richard Guenther <rguenther@suse.de>
15341
15342 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
15343 (-ftree-salias): Likewise.
15344 (salias-max-implicit-fields): Remove param documentation.
15345 (salias-max-array-elements): Likewise.
15346 * tree-pass.h (pass_create_structure_vars): Remove.
15347 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15348 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15349 * tree-ssa-alias.c (create_structure_vars): Remove.
15350 (gate_structure_vars): Likewise.
15351 (pass_create_structure_vars): Likewise.
15352 (gate_build_alias): Likewise.
15353 (pass_build_alias): Adjust to run always and dump the function.
15354 * common.opt (ftree-salias): Hide.
15355 * passes.c (init_optimization_passes): Remove
15356 pass_create_structure_vars, adjust comment.
15357 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15358 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15359 * opts.c (decode_options): Do not set flag_tree_salias.
15360 (common_handle_option): Add OPT_ftree_salias to the backward
15361 compatibility section.
15362
15363 2008-05-08 Richard Guenther <rguenther@suse.de>
15364
15365 * tree-flow-inline.h (var_can_have_subvars): Move ...
15366 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
15367 * tree-flow.h (var_can_have_subvars): Remove.
15368 (push_fields_onto_fieldstack): Remove.
15369 (sort_fieldstack): Likewise.
15370 (struct fieldoff): Move ...
15371 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
15372 alias_set and base_for_components fields.
15373 (sort_fieldstack): Make static.
15374 (push_fields_onto_fieldstack): Likewise. Remove code that
15375 handles anything but RECORD_TYPEs. Remove alias_set and
15376 base_for_components handling.
15377 (create_variable_info_for): Adjust.
15378
15379 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
15380
15381 * common.opt (Wframe-larger-than=): Shorten the help message
15382 to one line.
15383 * doc/invoke.texi (Wframe-larger-than=): Add more description.
15384
15385 2008-05-08 Rafael Espíndola <espindola@google.com>
15386
15387 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
15388 trap.
15389 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
15390 trap and that both operands are gimple values.
15391 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
15392 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
15393 is a fp operation.
15394
15395 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15396
15397 * read-rtl.c (join_c_conditions): Return the first string if the
15398 two strings are equal.
15399
15400 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15401
15402 * gensupport.h (pred_data): Add a "num_codes" field.
15403 (add_predicate_code): Declare.
15404 * gensupport.c (add_predicate_code): New function.
15405 (std_pred_table): Add an "allows_const_p" field.
15406 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
15407 Remove the (incomplete) list of such codes from the codes field.
15408 (init_predicate_table): Use add_predicate_code. Add all
15409 RTX_CONST_OBJs if allows_const_p is true.
15410 * genrecog.c (process_define_predicate): Use add_predicate_code.
15411
15412 2008-05-08 David Daney <ddaney@avtrex.com>
15413 Richard Sandiford <rsandifo@nildram.co.uk>
15414
15415 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
15416 special case of constant zero operands.
15417 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
15418 old and new values. Special case constant zero values.
15419 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
15420 fails.
15421 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
15422 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
15423
15424 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
15425
15426 PR target/36090
15427 * simplify-rtx.c (simplify_plus_minus): Create CONST of
15428 similar RTX_CONST_OBJ before CONST_INT.
15429
15430 2008-05-08 Steve Ellcey <sje@cup.hp.com>
15431
15432 * stmt.c (expand_stack_restore): Change sa mode if needed.
15433
15434 2008-05-08 Richard Guenther <rguenther@suse.de>
15435
15436 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
15437 return type to bool.
15438 (ix86_sol10_return_in_memory): Likewise.
15439 (ix86_i386elf_return_in_memory): Likewise.
15440 (ix86_i386interix_return_in_memory): Likewise.
15441 * config/i386/i386.c (ix86_return_in_memory): Likewise.
15442 (ix86_sol10_return_in_memory): Likewise.
15443 (ix86_i386elf_return_in_memory): Likewise.
15444 (ix86_i386interix_return_in_memory): Likewise.
15445
15446 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15447
15448 PR bootstrap/36180
15449 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
15450 fndecl argument.
15451 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
15452 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
15453 declared in front.
15454
15455 2008-05-08 Richard Guenther <rguenther@suse.de>
15456
15457 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
15458 * tree-data-ref.h (struct dr_alias): Remove subvars field.
15459 (DR_SUBVARS): Remove.
15460 * tree-dfa.c (dump_subvars_for): Remove.
15461 (debug_subvars_for): Likewise.
15462 (dump_variable): Do not dump subvars.
15463 (remove_referenced_var): Do not remove subvars.
15464 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
15465 (lookup_subvars_for_var): Remove.
15466 (get_subvars_for_var): Likewise.
15467 (get_subvars_at): Likewise.
15468 (get_first_overlapping_subvar): Likewise.
15469 (overlap_subvar): Likewise.
15470 * tree-flow.h (subvar_t): Remove.
15471 (struct var_ann_d): Remove subvars field.
15472 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
15473 argument. Remove special handling of SFTs.
15474 (compute_tag_properties): Likewise.
15475 (set_initial_properties): Likewise.
15476 (compute_call_clobbered): Likewise.
15477 (count_mem_refs): Likewise.
15478 (compute_memory_partitions): Likewise.
15479 (compute_flow_insensitive_aliasing): Likewise.
15480 (setup_pointers_and_addressables): Likewise.
15481 (new_type_alias): Likewise.
15482 (struct used_part): Remove.
15483 (used_portions): Likewise.
15484 (struct used_part_map): Likewise.
15485 (used_part_map_eq): Likewise.
15486 (used_part_map_hash): Likewise.
15487 (free_used_part_map): Likewise.
15488 (up_lookup): Likewise.
15489 (up_insert): Likewise.
15490 (get_or_create_used_part_for): Likewise.
15491 (create_sft): Likewise.
15492 (create_overlap_variables_for): Likewise.
15493 (find_used_portions): Likewise.
15494 (create_structure_vars): Likewise.
15495 * tree.def (STRUCT_FIELD_TAG): Remove.
15496 * tree.h (MTAG_P): Adjust.
15497 (struct tree_memory_tag): Remove base_for_components and
15498 unpartitionable flags.
15499 (struct tree_struct_field_tag): Remove.
15500 (SFT_PARENT_VAR): Likewise.
15501 (SFT_OFFSET): Likewise.
15502 (SFT_SIZE): Likewise.
15503 (SFT_NONADDRESSABLE_P): Likewise.
15504 (SFT_ALIAS_SET): Likewise.
15505 (SFT_UNPARTITIONABLE_P): Likewise.
15506 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
15507 (union tree_node): Remove sft field.
15508 * alias.c (get_alias_set): Remove special handling of SFTs.
15509 * print-tree.c (print_node): Remove handling of SFTs.
15510 * tree-dump.c (dequeue_and_dump): Likewise.
15511 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
15512 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
15513 * tree-predcom.c (set_alias_info): Do not set subvars.
15514 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
15515 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
15516 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
15517 (add_vars_for_offset): Remove.
15518 (add_virtual_operand): Remove special handling of SFTs.
15519 (add_call_clobber_ops): Likewise.
15520 (add_call_read_ops): Likewise.
15521 (get_asm_expr_operands): Likewise.
15522 (get_modify_stmt_operands): Likewise.
15523 (get_expr_operands): Likewise.
15524 (add_to_addressable_set): Likewise.
15525 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
15526 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
15527 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
15528 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
15529 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
15530 (tree_node_structure): Likewise.
15531 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
15532 handling of SFTs.
15533 (find_what_p_points_to): Likewise.
15534
15535 2008-05-08 Sa Liu <saliu@de.ibm.com>
15536
15537 * config/spu/spu.md: Fixed subti3 pattern.
15538
15539 2008-05-08 Richard Guenther <rguenther@suse.de>
15540
15541 PR middle-end/36154
15542 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
15543 sure to create a representative for trailing arrays for PTA.
15544
15545 2008-05-08 Richard Guenther <rguenther@suse.de>
15546
15547 PR middle-end/36172
15548 * fold-const.c (operand_equal_p): Two objects which types
15549 differ in pointerness are not equal.
15550
15551 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15552
15553 * calls.c (compute_argument_block_size): Add argument tree fndecl.
15554 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
15555 (emit_library_call_value_1): Add new variable fndecl initialized by
15556 NULL_TREE. It should be the decl type of orgfun, but this information
15557 seems not to be available here, so it uses the default calling abi.
15558 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
15559 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
15560 by TARGET_RETURN_IN_MEMORY.
15561 * config/i386/i386-interix.h: Likewise.
15562 * config/i386/i386.h: Likewise.
15563 * config/i386/i386elf.h: Likewise.
15564 * config/i386/ptx4-i.h: Likewise.
15565 * config/i386/sol2-10.h: Likewise.
15566 * config/i386/sysv4.h: Likewise.
15567 * config/i386/vx-common.h: Likewise.
15568 * config/cris/cris.h: Removed #if 0 clause.
15569 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
15570 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
15571 argument.
15572 (ix86_sol10_return_in_memory): Likewise.
15573 (ix86_i386elf_return_in_memory): New.
15574 (ix86_i386interix_return_in_memory): New.
15575 * config/mt/mt-protos.h (mt_return_in_memory): New.
15576 * config/mt/mt.c: Likewise.
15577 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
15578 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
15579 * config/bfin/bfin.h: Likewise.
15580 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
15581 argument.
15582 * config/bfin/bfin.c: Likewise.
15583 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
15584 * config/alpha/unicosmk.h: Likewise.
15585 * config/i386/cygming.h: Likewise.
15586 * config/iq2000/iq2000.h: Likewise.
15587 * config/mips/mips.h: Likewise.
15588 * config/mn10300/mn10300.h: Likewise.
15589 * config/rs6000/rs6000.h: Likewise.
15590 * config/score/score.h: Likewise.
15591 * config/spu/spu.h: Likewise.
15592 * config/v850/v850.h: Likewise.
15593 * defaults.h: Likewise.
15594 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
15595 * expr.c (emit_block_move): Adjust use of
15596 OUTGOING_REG_PARM_STACK_SPACE.
15597 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
15598 OUTGOING_REG_PARM_STACK_SPACE.
15599 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
15600
15601 2008-05-08 Jakub Jelinek <jakub@redhat.com>
15602
15603 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
15604 on OMP_RETURN for OMP_FOR.
15605
15606 PR debug/35896
15607 * dwarf2out.c (dw_expand_expr, common_check): Removed.
15608 (fortran_common): New function.
15609 (gen_variable_die): Call fortran_common instead of common_check,
15610 adjust for it returning tree instead of rtx. Formatting.
15611
15612 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
15613
15614 PR rtl/7335
15615 PR rtl/33826
15616 * see.c (see_copy_insn): Copy new pure const attributes for new call.
15617 * c-decl.c (merge_decls): Ditto.
15618 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
15619 to RTL_CONST_OR_PURE_CALL_P.
15620 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
15621 Initialized DECL_LOOPING_CONST_PURE.
15622 (process_call_operands): Set tree_side_effects properly.
15623 * tree.h (TREE_READONLY_DECL_P): Removed.
15624 (DECL_IS_PURE): Renamed to DECL_PURE_P.
15625 (DECL_LOOPING_OR_CONST_P): New macro.
15626 (struct tree_function_decl): Added looping_const_or_pure_p.
15627 (ECF_*) Renumbered.
15628 (ECF_LOOPING_OR_CONST_P): New macro.
15629 * rtlanal.c (pure_const_p): Removed.
15630 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
15631 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
15632 to RTL_CONST_CALL_P.
15633 * ipa-pure-const.c (pure_const_state_e): Added looping field.
15634 (check_decl, check_tree, check_call, scan_function): Initialize
15635 looping.
15636 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
15637 (static_execute): Set looping true for recursive functions.
15638 Undo setting state to IPA_NEITHER for recursive functions.
15639 * cse.c (cse_insn):
15640 * ifcvt.c (noce_can_store_speculate_p): Changed
15641 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
15642 RTL_CONST_OR_PURE_CALL_P.
15643 * dse.c (scan_insn): Ditto.
15644 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
15645 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
15646 RTL_CONST_OR_PURE_CALL_P.
15647 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
15648 pure_call_p to RTL_CONST_CALL_P.
15649 * gimplify.c (gimplify_call_expr): Clear side effects for
15650 non-looping pure and constant calls.
15651 * calls.c (emit_call_1): Set rtl flags from ecf flags.
15652 (flags_from_decl_or_type): Set ecf flags from decl flags.
15653 (initialize_argument_information): Turn off
15654 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
15655 Change const to pure if callee_copies is true rather than just
15656 turning off const.
15657 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
15658 way of marking pure calls.
15659 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
15660 Remove hack that was supposed to fix pr7335 and remove old
15661 way of marking pure calls.
15662 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
15663 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
15664 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
15665 RTL_CONST_OR_PURE_CALL_P.
15666 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
15667 * loop-invariant.c (find_exits, find_invariant_bb): Changed
15668 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
15669 * sched-deps.c (schedule_analyze): Ditto.
15670 * rtl.h (struct rtx_def): Use call field, unchanging field, and
15671 return_val field of calls to represent pure and const function info.
15672 (CONST_OR_PURE_CALL_P): Deleted macro.
15673 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
15674 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
15675 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
15676 TREE_READONLY.
15677 * tree-optimize.c (execute_fixup_cfg): Added test for
15678 ECF_LOOPING_CONST_OR_PURE.
15679 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
15680 DECL_PURE_P.
15681 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
15682 effects for looping pure or const calls.
15683 (verify_gimple_expr): Added verification code.
15684 * config/alpha/alpha.c (alpha_legitimize_address,
15685 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
15686 RTL_CONST_CALL_P.
15687 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
15688 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
15689 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
15690 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
15691 RTL_CONST_OR_PURE_CALL_P.
15692 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
15693 and const calls to be deleted.
15694
15695 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
15696
15697 PR target/35714
15698 * config/i386/mmx.md (mmx_subv2sf3): New expander.
15699 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
15700 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
15701 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15702 to handle nonimmediate operands.
15703 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
15704 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
15705 to handle nonimmediate operands.
15706 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
15707 (mmx_pmulhrwv4hi3): New expander. Use
15708 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15709 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
15710 (sse2_umulv1siv1di3): New expander. Use
15711 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15712 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
15713 (mmx_eq<mode>3): New expander. Use
15714 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15715 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
15716 (mmx_uavgv8qi3): New expander. Use
15717 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15718 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
15719 (mmx_uavgv4hi3): New expander. Use
15720 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15721
15722 * config/i386/sse.md
15723 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
15724 to handle nonimmediate operands.
15725 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
15726 to handle nonimmediate operands.
15727 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
15728 to handle nonimmediate operands.
15729 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
15730 to handle nonimmediate operands.
15731 (sse2_unpckhpd_exp): New expander. Use
15732 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15733 (sse2_unpcklpd_exp): New expander. Use
15734 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15735 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
15736 to handle nonimmediate operands.
15737 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
15738 to handle nonimmediate operands.
15739 (*sse2_<plusminus_insn><mode>3): Rename from
15740 sse2_<plusminus_insn><mode>3 insn pattern.
15741 (sse2_<plusminus_insn><mode>3): New expander. Use
15742 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15743 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
15744 (sse2_umulv2siv2di3): New expander. Use
15745 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15746 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
15747 (sse4_1_mulv2siv2di3): New expander. Use
15748 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15749 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
15750 (sse2_pmaddwd): New expander. Use
15751 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15752 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
15753 (sse2_eq<mode>3): New expander. Use
15754 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15755 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
15756 (sse4_1_eqv2di3): New expander. Use
15757 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15758 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
15759 (sse2_uavgv16qi3): New expander. Use
15760 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15761 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
15762 (sse2_uavgv16qi3): New expander. Use
15763 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15764 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
15765 (sse2_uavgv8hi3): New expander. Use
15766 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15767 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
15768 (ssse3_pmulhrswv8hi3): New expander. Use
15769 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15770 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
15771 (ssse3_pmulhrswv4hi3): New expander. Use
15772 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15773
15774 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
15775 (<sse>_vmmul<mode>3): Ditto.
15776 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
15777 (divv2df3): Ditto.
15778 (ssse3_pmaddubsw128): Use register_operand for operand 1.
15779 (ssse3_pmaddubsw): Ditto.
15780
15781 * config/i386/i386.c (struct_builtin_description)
15782 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
15783 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
15784 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
15785 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
15786 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
15787 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
15788 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
15789 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
15790 (ix86_fixup_binary_operands): Assert that src1
15791 and src2 must have the same mode when swapped.
15792 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
15793 and ix86_binary_operator_ok. Do not force operands in registers
15794 when optimizing.
15795
15796 2008-05-07 Jan Hubicka <jh@suse.cz>
15797
15798 * cgraph.c (dump_cgraph_node): Update.
15799 * cgraph.h (cgraph_local_info): Break out inline summary.
15800 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
15801 hook.
15802 * ipa-inline (inline_summary): New accestor function.
15803 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
15804 cgraph_decide_inlining, compute_inline_parameters): Update.
15805 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
15806
15807 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
15808
15809 Cleanup ColdFire scheduling support and add V4 pipeline model.
15810
15811 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
15812 (define_attr cpu): Add cfv4 value.
15813 (define_attr type, define_attr type1): Merge into a single 'type'
15814 attribute. Update all uses.
15815 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
15816 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
15817 Update all uses.
15818 (define_attr opx_mem, define_attr opy_mem): Remove.
15819 (define_attr op_mem): Clean up, update comment.
15820 (define_attr size): Use specific values instead of general int.
15821 (define_attr guess, define_attr split): Remove. Update all uses.
15822 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
15823 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
15824 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
15825 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
15826 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
15827 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
15828 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
15829 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
15830 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
15831 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
15832 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
15833 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
15834 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
15835 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
15836 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
15837 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
15838 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
15839 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
15840 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
15841 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
15842 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
15843 Update or set attributes.
15844 (stack_tie): New fake instruction.
15845
15846 * config/m68k/m68k.h (TUNE_CFV4): New macro.
15847 (m68k_sched_attr_size): Update declaration.
15848 (m68k_sched_attr_type2): Remove.
15849 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
15850 Declare new bypass predicates.
15851
15852 * config/m68k/m68k.c (m68k_sched_issue_rate,
15853 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
15854 implementations.
15855 (TARGET_SCHED_ISSUE_RATE,
15856 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
15857 (override_options): Handle scheduling for ColdFire V4 core.
15858 (m68k_expand_prologue): Emit stack_tie.
15859 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
15860 'OP_TYPE_FPN'. Update all uses.
15861 (sched_guess_p): Remove.
15862 (sched_address_type): Handle symbolic addresses.
15863 (sched_get_operand): New static function.
15864 (sched_operand_type): Merge into sched_attr_op_type.
15865 (sched_attr_op_type): Handle FP registers, handle quick constants,
15866 update.
15867 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
15868 (m68k_sched_attr_size): Update. Move logic to ...
15869 (sched_get_attr_size_int): New static function.
15870 (sched_get_opxy_mem_type): New static function.
15871 (m68k_sched_attr_op_mem): Update.
15872 (m68k_sched_attr_type2): Remove.
15873 (sched_cfv4_bypass_data): New static variable.
15874 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
15875 (m68k_sched_issue_rate): Implement scheduler hook.
15876 (struct _sched_ib: enabled_p): New field.
15877 (m68k_sched_variable_issue): Update. Handle V4.
15878 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
15879 sched_dump_class_func_t, sched_dump_split_class,
15880 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
15881 sched_dump_dfa_class, m68k_sched_dump): Remove.
15882 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
15883 hook.
15884 (m68k_sched_init_global): Remove statisctics dumping, introduce
15885 sanity check that all instructions have pipeline reservations. Handle
15886 ColdFire V4 core.
15887 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15888 Handle ColdFire V4 core.
15889 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
15890 New static functions.
15891 (m68k_sched_address_bypass_p): New bypass predicate.
15892 (sched_get_indexed_address_scale): New static function.
15893 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
15894
15895 * cf.md: Update comments.
15896 (define_attr type2): Remove. Use 'type' attribute instead.
15897 Update all uses.
15898 (cf_ib): Rename to cfv123_ib. Update all uses.
15899 (cf_oep): Rename to cfv123_oep. Update all uses.
15900 (cf_chr): Rename to cfv123_chr. Update all uses.
15901 (cf_mem): Rename to cfv123_mem. Update all uses.
15902 (cf_mac): Move to more appropriate place.
15903 (cfv123_guess): New automaton and cpu_unit.
15904 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
15905 Update uses of 'size' attribute. Handle before reload scheduling.
15906 (cfv123_guess): New dummy reservation for unhandled instructions.
15907 (cfv4_*): Pipeline description of ColdFire V4 core.
15908 (ignore): New reservation to handle 'ignore' type.
15909
15910 2008-05-07 Ian Lance Taylor <iant@google.com>
15911
15912 PR middle-end/36013
15913 * gimplify.c (find_single_pointer_decl_1): Don't look through
15914 indirections.
15915 (find_single_pointer_decl): Adjust comments.
15916
15917 2008-05-07 Jakub Jelinek <jakub@redhat.com>
15918
15919 PR middle-end/36137
15920 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
15921 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
15922
15923 PR middle-end/36106
15924 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
15925 integral type rather than floating point, then VIEW_CONVERT_EXPR
15926 to the floating point type.
15927
15928 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
15929
15930 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
15931 TFmode op0 to register.
15932
15933 2008-05-07 Alan Modra <amodra@bigpond.net.au>
15934
15935 * c-decl.c (grokdeclarator): Comment typo.
15936
15937 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
15938
15939 * tree-flow.h: Remove prototype for computed_goto_p.
15940 * tree-cfg.c (computed_goto_p): Make static.
15941
15942 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
15943
15944 PR target/35657
15945 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
15946 (contains_aligned_value_p): This. Handle _Decimal128.
15947 (ix86_function_arg_boundary): Only align _Decimal128 to its
15948 natural boundary and handle it properly.
15949
15950 2008-05-06 Martin Jambor <mjambor@suse.cz>
15951
15952 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
15953 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
15954 (ipcp_method_set_orig_node): Removed.
15955 (ipcp_cval_get_cvalue_type): Removed.
15956 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
15957 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
15958 (ipcp_cval_set_cvalue_type): Removed.
15959 (ipcp_cval_get_cvalue): Removed.
15960 (ipcp_cval_set_cvalue): Removed.
15961 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
15962 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
15963 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
15964 (ipcp_cval_meet): Renamed to ipa_lattice_meet
15965 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
15966 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
15967 (ipcp_get_ith_lattice): Changed parameters.
15968 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
15969 (ipcp_lattice_from_jfunc): Changed parameters.
15970 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
15971 (ipcp_method_cval_print): Added temporary variable info.
15972 (ipcp_redirect): Removed already unused local variable caller.
15973 (ipcp_redirect): New temporary variable orig_callee_info
15974 (ipcp_redirect): Removed newly unused local variable callee.
15975 (ipcp_redirect): Removed (a bit confusing) local variable type.
15976 (ipcp_insert_stage): Added local variable info.
15977 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
15978 renamed too
15979 (ipcp_formal_create): Removed.
15980 (ipcp_method_cval_set): Removed.
15981 (ipcp_propagate_stage): Renamed lattice variables.
15982 (ipcp_method_cval_set_cvalue_type): Removed.
15983 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
15984 (ipcp_print_all_lattices): Changed printed strings to refer to
15985 lattices rather than cvals.
15986 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
15987 (ipcp_propagate_const): Changed formal parameters.
15988 (build_const_val): Changed formal parameters.
15989 (ipcp_insert_stage): Removed useless variable cvalue
15990 (build_const_val): Changed formal parameters.
15991 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
15992 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
15993 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
15994 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
15995 (ipcp_print_func_profile_counts): Changed string from "method" to
15996 "function"
15997 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
15998 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
15999 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
16000 (ipcp_structures_print): Renamed to ipcp_print_all_structures
16001 (ipcp_profile_print): Renamed to ipcp_print_profile_data
16002 (ipcp_lat_is_const): Changed parameters and made inline.
16003 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
16004 (ipcp_redirect): Renamed to ipcp_need_redirect_p
16005 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
16006 the predicate condition directly
16007 (ipcp_propagate_stage): Added local variable args. Removed local
16008 variable callee. (Both are mere code simplifications.)
16009 (ipcp_method_dont_insert_const): Renamed to
16010 ipcp_node_not_modifiable_p.
16011 (ipcp_node_not_modifiable_p): Made inline.
16012 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
16013 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
16014 (ipcp_print_all_lattices): Removed variable cvalue
16015 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
16016 Updated comments.
16017
16018 2008-05-06 Olivier Hainque <hainque@adacore.com>
16019
16020 * tree-sra.c (try_instantiate_multiple_fields): Early return
16021 if field has POINTER_TYPE.
16022
16023 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
16024
16025 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
16026 by using 'q' specifier for instruction.
16027 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
16028
16029 2008-05-06 Anatoly Sokolov <aesok@post.ru>
16030
16031 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
16032 Change mode of zero_extract from QImode to HImode.
16033 (sign bit tests peepholes): (Ditto.).
16034
16035 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
16036
16037 * config/i386/mmx.md: Remove double backslashes from asm templates.
16038 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
16039 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16040 to handle nonimmediate operands.
16041 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
16042 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16043 to handle nonimmediate operands.
16044 (*mmx_<code>v2sf3_finite): New insn pattern.
16045 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
16046 (mmx_<code>v2sf3): New expander. Use
16047 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16048 (mmx_<plusminus_insn><mode>3): New expander. Use
16049 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16050 (*mmx_<plusminus_insn><mode>3): New insn pattern.
16051 (mmx_add<mode>3): Removed.
16052 (mmx_ssadd<mode>3): Ditto.
16053 (mmx_usadd<mode>3): Ditto.
16054 (mmx_sub<mode>3): Ditto.
16055 (mmx_sssub<mode>3): Ditto.
16056 (mmx_ussub<mode>3): Ditto.
16057 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
16058 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
16059 to handle nonimmediate operands.
16060 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
16061 insn pattern.
16062 (mmx_smulv4hi3_highpart): New expander. Use
16063 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16064 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
16065 insn pattern.
16066 (mmx_umulv4hi3_highpart): New expander. Use
16067 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16068 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
16069 (mmx_<code>v4hi3): New expander. Use
16070 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16071 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
16072 (mmx_<code>v8qi3): New expander. Use
16073 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16074 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
16075 (mmx_<code><mode>3): New expander. Use
16076 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16077
16078 2008-05-05 Jan Hubicka <jh@suse.cz>
16079
16080 PR tree-optimization/36118
16081 * passes.c (pass_init_dump_file): Fix dump header.
16082
16083 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
16084
16085 PR middle-end/36141
16086 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
16087 VCE for function decls.
16088
16089 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
16090
16091 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
16092
16093 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
16094
16095 * config/i386/i386.md (sat_plusminus): New.
16096 (plusminus_insn): Likewise.
16097 (plusminus_mnemonic): Likewise.
16098 (addsub): Removed.
16099 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
16100 (*<addsub><mode>3_cc_overflow): Renamed to ...
16101 (*<plusminus_insn><mode>3_cc_overflow): This.
16102 (*<addsub>si3_zext_cc_overflow): Renamed to ...
16103 (*<plusminus_insn>si3_zext_cc_overflow): This.
16104
16105 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
16106 (<plusminus_insn><mode>3): This.
16107 (*<addsub><mode>3): Renamed to ...
16108 (*<plusminus_insn><mode>3): This.
16109 (<sse>_vm<addsub><mode>3): Renamed to ...
16110 (<sse>_vm<plusminus_insn><mode>3): This.
16111 (sse3_h<addsub>v4sf3): Renamed to ...
16112 (sse3_h<plusminus_insn>v4sf3): This.
16113 (sse3_h<addsub>v2df3): Renamed to ...
16114 (sse3_h<plusminus_insn>v2df3): This.
16115 (<plusminus_insn><mode>3): New.
16116 (*<plusminus_insn><mode>3): Likewise.
16117 (sse2_<plusminus_insn><mode>3): Likewise.
16118 (add<mode>): Removed.
16119 (*add<mode>3): Likewise.
16120 (sse2_ssadd<mode>3): Likewise.
16121 (sse2_usadd<mode>3): Likewise.
16122 (sub<mode>3): Likewise.
16123 (*sub<mode>3): Likewise.
16124 (sse2_sssub<mode>3): Likewise.
16125 (sse2_ussub<mode>3): Likewise.
16126
16127 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
16128
16129 * gthr-single.h: Add in required interface elements as per gthr.h.
16130 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
16131 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
16132 Generalize UNUSED macro.
16133 (__gthread_once): Add.
16134 (__gthread_key_create): Add.
16135 (__gthread_key_delete): Add.
16136 (__gthread_getspecific): Add.
16137 (__gthread_setspecific): Add.
16138
16139 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
16140
16141 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
16142 the same size types for the indirect reference on the rhs, then
16143 create a VCE.
16144
16145 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
16146
16147 * config/i386/i386.md
16148 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
16149 one insn template instead of template series.
16150 (*xordi_1_rex64): Ditto.
16151 (*xordi_2_rex64): Ditto.
16152
16153 2008-05-05 Ira Rosen <irar@il.ibm.com>
16154
16155 PR tree-optimization/36119
16156 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
16157 in case of SLP.
16158
16159 2008-06-04 Jan Hubicka <jh@suse.cz>
16160
16161 tree-optimization/36100
16162 * tree-pass.h (pass_O0_always_inline): Declare.
16163 * ipa-inline.c (inline_transform): Remove dead code.
16164 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
16165 pass_O0_always_inline): New.
16166 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
16167
16168 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
16169
16170 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
16171 mnemonic in this_param move for TARGET_64BIT.
16172
16173 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
16174
16175 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
16176 (*strmovsi_rex_1): Ditto.
16177 (*strsetsi_1): Ditto.
16178 (*strsetsi_rex_1): Ditto.
16179
16180 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
16181 adddicc expanders using SWI mode iterator.
16182
16183 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
16184
16185 PR target/36121
16186 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
16187 argument handling.
16188
16189 2008-05-04 David S. Miller <davem@davemloft.net>
16190
16191 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
16192 (sparc*-*-linux*): Use linux.h in tm_file.
16193 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
16194 compiler defaulting to 32-bit.
16195 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
16196 no longer needed.
16197 * config/sparc/linux.h: Remove definitions now obtained
16198 properly from linux.h
16199 * config/sparc/linux64.h: Likewise.
16200 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
16201 don't want this setting for 32-bit builds in a biarch compiler.
16202 * doc/install.texi: Add sparc-linux to list of targets
16203 supporting --enable-targets=all.
16204
16205 2008-05-03 Andrew Pinski <pinskia@gmail.com>
16206
16207 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
16208
16209 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
16210
16211 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
16212 after V4SI_FTYPE_V8HI.
16213 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
16214 case V4SI_FTYPE_V2DF.
16215
16216 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
16217
16218 * doc/invoke.texi (max-flow-memory-locations): Removed.
16219 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
16220
16221 2008-05-03 Richard Guenther <rguenther@suse.de>
16222
16223 PR middle-end/34973
16224 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
16225
16226 2008-05-02 David S. Miller <davem@davemloft.net>
16227
16228 * config.gcc (need_64bit_hwint): Document libcpp dependency.
16229
16230 2008-05-02 Simon Baldwin <simonb@google.com>
16231
16232 PR bootstrap/36108
16233 * c-common.h (warn_array_subscript_range): Removed.
16234 * c-common.c (warn_array_subscript_range): Ditto.
16235 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
16236 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
16237
16238 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
16239
16240 * config/i386/i386.c (ix86_special_builtin_type): New.
16241 (bdesc_special_args): Likewise.
16242 (ix86_expand_special_args_builtin): Likewise.
16243 (ix86_init_mmx_sse_builtins): Updated.
16244 (ix86_expand_builtin): Updated.
16245 (ix86_expand_store_builtin): Removed.
16246 (ix86_expand_unop_builtin): Likewise.
16247
16248 * config/i386/mm3dnow.h (__v2sf): Moved to ...
16249 * config/i386/mmintrin.h (__v2sf): Here.
16250
16251 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
16252 const __v2sf.
16253 (_mm_loadl_pi): Likewise.
16254 (_mm_storeh_pi): Replace __v2si with __v2sf.
16255 (_mm_storel_pi): Likewise.
16256
16257 * doc/extend.texi: Correct __builtin_ia32_loadhps,
16258 __builtin_ia32_loadlps, __builtin_ia32_storehps,
16259 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
16260 __builtin_ia32_loadlpd.
16261
16262 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
16263
16264 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
16265 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
16266 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
16267 (ix86_init_mmx_sse_builtins): Updated.
16268 (ix86_expand_args_builtin): Likewise.
16269 (ix86_expand_builtin): Likewise.
16270 (ix86_expand_unop1_builtin): Renamed to ...
16271 (ix86_expand_unop_vec_merge_builtin): This.
16272
16273 2008-05-01 Jan Hubicka <jh@suse.cz>
16274
16275 PR bootstrap/36100
16276 * ipa-inline.c (inline_generate_summary): Make static.
16277 (inline_transform): Do not call inlining at -O0; make static.
16278 * passes.c (execute_todo): Add sanity check.
16279 (execute_one_ipa_transform_pass): Execute proper flags.
16280
16281 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
16282
16283 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
16284 (DECL_NONADDRESSABLE_P): Likewise.
16285 * alias.c (record_component_aliases): Fix comment.
16286
16287 2008-05-01 Simon Baldwin <simonb@google.com>
16288
16289 * c-common.h (warn_array_subscript_range): New function.
16290 * c-common.c (warn_array_subscript_range): Ditto.
16291 * tree-vrp.c (check_array_ref): Corrected code to agree with
16292 comment, ignoring only arrays of size 0 or size 1.
16293 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
16294
16295 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16296
16297 * config/i386/i386.c (ix86_builtin_type): Replace
16298 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
16299 (bdesc_args): Updated.
16300 (ix86_init_mmx_sse_builtins): Likewise.
16301 (ix86_expand_args_builtin): Likewise.
16302
16303 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
16304 with __v1di.
16305
16306 * doc/extend.texi: Correct __builtin_ia32_palignr.
16307
16308 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16309
16310 PR target/36095
16311 * config/i386/i386.c (bdesc_crc32): Removed.
16312 (ix86_expand_crc32): Likewise.
16313 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
16314 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
16315 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
16316 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
16317 UINT_FTYPE_UINT_UCHAR.
16318 (bdesc_args): Updated. Add crc32 builtins.
16319 (ix86_init_mmx_sse_builtins): Updated.
16320 (ix86_expand_args_builtin): Updated to support subreg.
16321
16322 * doc/extend.texi: Correct __builtin_ia32_crc32di.
16323
16324 2008-05-01 Jan Hubicka <jh@suse.cz>
16325
16326 * tree-pass.h (opt_pass): Add IPA_PASS.
16327 (varpool_node, cgraph_node): Forward declare.
16328 (ipa_opt_pass): Define.
16329 (pass_ipa_inline): Turn into ipa_opt_pass.
16330 (pass_apply_inline): Remove.
16331 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
16332 (apply_inline): Turn into ....
16333 (inline_transform): ... this one.
16334 (inline_generate_summary): New function.
16335 (pass_apply_inline): Remove.
16336 * function.h (ipa_opt_pass): Forward declare structure; typedef;
16337 vector.
16338 (struct function): Add ipa_transforms_to_apply.
16339 * passes.c (register_one_dump_file): Work on IPA_PASS.
16340 (init_optimization_passes): Remove pass_inline_parameters and
16341 pass_apply_inline.
16342 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
16343 (execute_one_pass) ... here; apply transforms when possible.
16344 (add_ipa_transform_pass, execute_ipa_summary_asses,
16345 execute_one_ipa_transform_pass): New.
16346 (execute_ipa_pass_list): Update for IPA_PASS type.
16347
16348 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16349
16350 * config/i386/i386.c (ix86_builtin_type): Add
16351 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
16352 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
16353 (bdesc_args): Add SSE4a builtins.
16354 (ix86_init_mmx_sse_builtins): Updated.
16355 (ix86_expand_args_builtin): Likewise.
16356 (ix86_expand_builtin): Likewise.
16357
16358 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16359
16360 * config/i386/i386.c (ix86_builtin_type): Add
16361 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
16362 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
16363 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
16364 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
16365 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
16366 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
16367 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
16368 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
16369 and DI_FTYPE_DI_DI_INT.
16370 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
16371 (ix86_init_mmx_sse_builtins): Updated.
16372 (ix86_expand_args_builtin): Likewise.
16373 (ix86_expand_builtin): Likewise.
16374 (ix86_expand_binop_imm_builtin): Removed.
16375
16376 * doc/extend.texi: Correct __builtin_ia32_palignr128.
16377
16378 2008-04-30 Richard Guenther <rguenther@suse.de>
16379
16380 PR tree-optimization/32921
16381 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
16382
16383 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
16384
16385 * config/arm/arm.c (arm_unwind_emit): Use
16386 crtl->all_throwers_are_sibcalls instead of
16387 cfun->all_throwers_are_sibcalls.
16388 (arm_output_fn_unwind): Likewise.
16389 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
16390 instead of cfun->uses_pic_offset_table.
16391 (frv_expand_prologue): Likewise.
16392 (frv_frame_pointer_required): Likewise.
16393 (frv_expand_fdpic_call): Likewise.
16394 (frv_emit_movsi): Likewise.
16395 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
16396 cfun->returns_pcc_struct instead of
16397 current_function_returns_pcc_struct.
16398 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
16399 instead of cfun->calls_eh_return.
16400 (m32c_pushm_popm): Likewise.
16401 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
16402 "extern" declaration.
16403
16404 2008-04-30 Richard Guenther <rguenther@suse.de>
16405
16406 PR tree-optimization/21636
16407 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
16408 constant address.
16409 (evaluate_stmt): Print the likely value.
16410 (ccp_visit_stmt): Avoid excessive vertical spacing.
16411
16412 2008-04-30 Rafael Espíndola <espindola@google.com>
16413
16414 * builtins.c (fold_call_expr): Return realret.
16415 * tree-ssa-threadedge.c
16416 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
16417 __builtin_object_size.
16418
16419 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
16420
16421 * gcc.c (wrapper_string): New variable.
16422 (insert_wrapper): New function.
16423 (execute): New option -wrapper.
16424 * doc/invoke.texi (Overall Options): New driver option -wrapper.
16425
16426 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
16427
16428 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
16429 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
16430 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
16431 from...
16432 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
16433 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
16434 config/rs6000/e500crtres64gprctr.asm,
16435 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
16436 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
16437 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
16438 config/rs6000/e500crtsav64gprctr.asm,
16439 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
16440 config/rs6000/e500crtsavg64gprctr.asm: New files.
16441 * config/rs6000/t-ppccomm: Add build rules for new files.
16442 (LIB2FUNCS_STATIC_EXTRA): Add new files.
16443 * config/rs6000/t-netbsd: Add build rules for new files.
16444 (LIB2FUNCS_STATIC_EXTRA): New variable.
16445 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
16446 (CRTSAVRES_DEFAULT_SPEC): Likewise.
16447 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
16448
16449 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
16450
16451 * config/i386/i386.c (ix86_builtin_type): Add
16452 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
16453 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
16454 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
16455 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
16456 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
16457 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
16458 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
16459 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
16460 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
16461 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
16462 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
16463 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
16464 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
16465 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
16466 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
16467 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
16468 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
16469 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
16470 V1DI_FTYPE_V2SI_V2SI.
16471 (bdesc_2arg): Moved to ...
16472 (bdesc_args): Here.
16473 (ix86_init_mmx_sse_builtins): Updated.
16474 (ix86_expand_args_builtin): Updated. Take a pointer
16475 to const struct builtin_description. Handle comparison
16476 builtin functions.
16477 (ix86_expand_sse_compare): Take a new argument for swapping operands.
16478 (ix86_expand_builtin): Updated.
16479
16480 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
16481 (ssse3_pmaddubsw128): This.
16482 (ssse3_pmaddubswv4hi3): Renamed to ...
16483 (ssse3_pmaddubsw): This.
16484
16485 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
16486 (__builtin_ia32_packssdw128): Likewise.
16487 (__builtin_ia32_packuswb128): Likewise.
16488 (__builtin_ia32_pmaddubsw): Likewise.
16489 (__builtin_ia32_pmaddubsw128): Likewise.
16490
16491 2008-04-30 Richard Guenther <rguenther@suse.de>
16492
16493 PR tree-optimization/14847
16494 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
16495 (recognize_bits_test): Use it.
16496 (recognize_single_bit_test): Likewise.
16497
16498 2008-04-30 Martin Jambor <mjambor@suse.cz>
16499
16500 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
16501 instead of setting number of formal parameters to zero.
16502 (ipcp_init_stage): Do not set the number of actual parameters to zero
16503 either.
16504 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
16505 which are called with variable number of arguments.
16506 (ipcp_insert_stage): Explicitely skipping all nodes which are
16507 called with variable number of arguments.
16508 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
16509 number of parameters.
16510
16511 * ipa-prop.h (struct ipa_node_params): Added flag
16512 called_with_var_arguments
16513 (ipa_set_param_count): Added. Changed sole setter to use it.
16514 (ipa_get_param_count): Added. All readers of param_count
16515 converted to use it instead.
16516 (ipa_set_called_with_variable_arg): Added.
16517 (ipa_is_called_with_var_arguments): Added.
16518 (ipa_get_ith_param): Added. All readers of param_decls converted
16519 to use it instead.
16520 (ipa_set_cs_argument_count): Added, sole writer to argument_count
16521 changed to use it.
16522 (ipa_get_cs_argument_count): Added, all readers of argument_count
16523 changed to cal it.
16524 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
16525 to use it.
16526
16527 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
16528 (struct ipcp_lattice): Renamed cval_type to type
16529 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
16530
16531 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
16532 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
16533 (ipcp_insert_stage): Changed the type of variable cvalue to tree
16534 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
16535 (build_const_val): Changed the type of parameter cvalue to tree
16536 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
16537 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
16538
16539 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
16540 constant
16541
16542 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
16543 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
16544 (ipa_add_method): Renamed to ipa_push_func_to_list
16545 (ipa_remove_method): Renamed to ipa_pop_func_from_list
16546 (ipa_callsite_param_count): Removed.
16547 (ipa_callsite_param_count_set): Removed.
16548 (ipa_callsite_param): Removed.
16549 (ipa_callsite_callee): Removed.
16550 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
16551 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
16552 (ipa_method_formal_count): Removed.
16553 (ipa_method_formal_count_set): Removed.
16554 (ipa_method_get_tree): Removed.
16555 (ipa_method_tree_map_create): Removed.
16556 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
16557 (ipa_create_param_decls_array): Creates the array itself
16558 (ipa_create_param_decls_array): Temporary variable info instead of
16559 a few dereferences.
16560 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
16561 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
16562 (get_type): Removed.
16563 (ipa_jf_get_info_type): Removed.
16564 (ipa_node_create): Renamed to ipa_create_node_params
16565 (ipa_free): Renamed to ipa_free_all_node_params
16566 (ipa_nodes_create): Renamed to ipa_create_all_node_params
16567 (ipa_edges_create): Renamed to ipa_create_all_edge_args
16568 (ipa_edges_free): Renamed to ipa_free_all_edge_args
16569 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
16570 (ipa_free_all_node_params): Deallocation to jump_functions moved to
16571 ipa_free_all_edge_args
16572 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
16573 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
16574 (ipa_create_methodlist_node): Removed.
16575 (ipa_methodlist_method): Removed.
16576 (ipa_methodlist_method_set): Removed.
16577 (ipa_methodlist_next_method): Removed.
16578 (ipa_methodlist_next_method_set): Removed.
16579 (ipa_method_is_modified): Removed.
16580 (ipa_method_modify_create): Removed.
16581 (ipa_method_modify_init): Temporary variable info instead of a few
16582 dereferences.
16583 (ipa_detect_param_modifications): Temporary variable info instead of
16584 a few dereferences.
16585 (ipa_compute_jump_functions): Temporary variable info instead of
16586 a few dereferences.
16587 (ipa_method_modify_set): Removed.
16588 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
16589 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
16590 than craph_node as the first parameter.
16591 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
16592 (ipa_method_modify_init): Removed.
16593 (ipa_compute_jump_functions): Added a temp variable instead of
16594 repeatadly dereferencing the cgraph_edge.aux pointer
16595 (ipa_callsite_param_set_type): Removed.
16596 (ipa_compute_jump_functions): i renamed to index and moved to
16597 an inner block
16598 (ipa_callsite_param_set_info_type_formal): Removed.
16599 (ipa_callsite_param_set_info_type): Removed.
16600 (ipa_callsite_param_map_create): Removed.
16601 (ipa_callsite_tree): Removed.
16602 (ipa_callsite_caller): Removed.
16603 (ipa_pop_func_from_list): return_method removed to return_func
16604
16605 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
16606 prefixed all values with IPA_. Changed all users.
16607 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
16608 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
16609 and FORMAL_IPATYPE IPA_PASS_THROUGH.
16610 (union parameter_info): Renamed to jump_func_value.
16611 (union jump_func_value): Renamed value to constant
16612 (struct ipa_jump_func): Renamed info_type to value
16613 (struct ipa_node): Renamed to ipa_node_params
16614 (struct ipa_node_params): Renamed ipa_arg_num to param_count
16615 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
16616 (struct ipa_node_params): Renamed ipa_mod to modified_flags
16617 (struct ipa_edge): Renamed to ipa_edge_args
16618 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
16619 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
16620 (struct ipa_methodlist): Renamed to ipa_func_list
16621 (struct ipa_func_list): method_p renamed to node, next_method
16622 renamed to next
16623 (ipa_methodlist_p): Removed, switched all users to struct pointer
16624 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
16625
16626 2008-04-30 Alan Modra <amodra@bigpond.net.au>
16627
16628 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
16629 (rs6000_emit_epilogue): Use backchain to restore only when we
16630 have a large frame. Make use of frame pointer to restore if we
16631 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
16632
16633 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
16634
16635 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
16636 Add mode to zero_extract.
16637 (sign bit tests peepholes): (Ditto.).
16638
16639 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
16640
16641 * config/i386/i386.c (ix86_builtins): Replace Prescott New
16642 Instructions in comments with SSE3.
16643 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
16644 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
16645 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
16646 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
16647 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
16648 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
16649 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
16650 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
16651 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
16652 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
16653 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
16654 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
16655 (bdesc_sse_args): Renamed to ...
16656 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
16657 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
16658 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
16659 IX86_BUILTIN_FABSQ.
16660 (bdesc_1arg): Moved to ...
16661 (bdesc_args): Here.
16662 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
16663 Instructions in comments with SSE3.
16664 (ix86_expand_sse_operands_builtin): Renamed to ...
16665 (ix86_expand_args_builtin): This. Updated.
16666 (ix86_expand_unop1_builtin): Update comments.
16667 (ix86_expand_builtin): Updated.
16668
16669 2008-04-29 Richard Guenther <rguenther@suse.de>
16670
16671 PR tree-optimization/36078
16672 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
16673 Update virtual SSA form after cleaning up the CFG.
16674
16675 2008-04-29 Richard Guenther <rguenther@suse.de>
16676
16677 PR middle-end/15255
16678 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
16679
16680 2008-04-29 Richard Guenther <rguenther@suse.de>
16681
16682 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
16683 (compute_may_aliases): Do not call finalize_ref_all_pointers.
16684 (compute_flow_insensitive_aliasing): Do not treat
16685 PTR_IS_REF_ALL pointers special.
16686 (get_smt_for): Likewise.
16687 (may_alias_p): Re-structure.
16688 (is_escape_site): A ref-all pointer conversion is not an escape site.
16689 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
16690 PTR_IS_REF_ALL pointers special.
16691 * tree-ssa-structalias.h (struct alias_info): Remove
16692 ref_all_symbol_mem_tag field.
16693 (PTR_IS_REF_ALL): Remove.
16694
16695 2008-04-29 Richard Guenther <rguenther@suse.de>
16696
16697 PR middle-end/36077
16698 * fold-const.c (extract_muldiv_1): In combining division constants
16699 make sure to never overflow.
16700
16701 2008-04-29 Nick Clifton <nickc@redhat.com>
16702
16703 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
16704
16705 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16706
16707 PR bootstrap/35169
16708 * optc-gen.awk: Work around HP-UX/IA awk bug.
16709
16710 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
16711
16712 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
16713 2008-04-25 commit.
16714
16715 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
16716
16717 PR target/36073
16718 * config/i386/i386.md
16719 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
16720 Change operand 1 predicate to nonimmediate_operand.
16721
16722 2008-04-28 Jakub Jelinek <jakub@redhat.com>
16723
16724 PR debug/36060
16725 * dwarf2out.c (struct die_struct): Mark as chain_circular through
16726 die_sub field.
16727 * gengtype.c (walk_type, write_func_for_structure): Handle
16728 chain_circular.
16729 * doc/gty.texi: Document chain_circular.
16730
16731 2008-04-28 Richard Guenther <rguenther@suse.de>
16732
16733 PR tree-optimization/36066
16734 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
16735 SCEV and loop.
16736
16737 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
16738
16739 PR target/36064
16740 * config/i386/i386.md
16741 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
16742 Use match_scratch instead of match_operand for operands 3 and 4.
16743
16744 2008-04-27 Richard Guenther <rguenther@suse.de>
16745
16746 PR tree-optimization/18754
16747 PR tree-optimization/34223
16748 * tree-pass.h (pass_complete_unrolli): Declare.
16749 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
16750 loop size before and after unconditionally of UL_NO_GROWTH in effect.
16751 Rewrite loop into loop closed SSA form if it is not already.
16752 (tree_unroll_loops_completely): Re-structure to iterate over
16753 innermost loops with intermediate CFG cleanups.
16754 Unroll outermost loops only if requested or the code does not grow
16755 doing so.
16756 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
16757 loops are available.
16758 (tree_vectorize): Instead do so here.
16759 (tree_complete_unroll): Also unroll outermost loops.
16760 (tree_complete_unroll_inner): New function.
16761 (gate_tree_complete_unroll_inner): Likewise.
16762 (pass_complete_unrolli): New pass.
16763 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
16764 uses outside of the loop.
16765 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
16766 form if it is available.
16767 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
16768 * passes.c (init_optimization_passes): Schedule complete inner
16769 loop unrolling pass before the first CCP pass after final inlining.
16770
16771 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
16772
16773 * targhooks.h (default_emutls_var_fields,
16774 default_emutls_var_init): Declare.
16775 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
16776 * target.h (struct gcc_target): Add struct emutls member.
16777 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
16778 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
16779 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
16780 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
16781 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
16782 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
16783 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
16784 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
16785 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
16786 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
16787 emit debug information.
16788 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
16789 * varasm.c: Include targhooks.h.
16790 (emutls_object_section, emutls_tmpl_section): New.
16791 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
16792 (EMUTLS_SEPARATOR): New.
16793 (prefix_name): New.
16794 (get_emutls_object_name): New.
16795 (default_emutls_var_fields): New, broken out of ...
16796 (get_emutls_object_type): ... here. Adjust to use target hooks.
16797 (get_emutls_init_templ_addr): Adjust to use target hooks.
16798 (emutls_decl): Adjust to use target hooks.
16799 (emutls_finish): Likewise.
16800 (default_emutls_var_init): New, broken out of ...
16801 (assemble_variable): ... here. Adjust to use target hooks.
16802 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
16803 SECCAT_EMUTLS_TMPL.
16804 * c-common.c (handle_section_attribute): Prevent overriding
16805 sections for emulated tls with special sections.
16806 * config/i386/i386.c (x86_64_elf_select_section): Add
16807 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
16808 (x86_64_elf_unique_section): Likewise.
16809 * config/vxworks.c: Include tree.h.
16810 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
16811 (vxworks_override_options): Set TLS scheme.
16812 * doc/tm.texi (Emulated TLS): New node.
16813
16814 2008-04-26 Simon Baldwin <simonb@google.com>
16815
16816 PR c/35652
16817 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
16818 with propagated string constants.
16819
16820 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
16821
16822 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
16823 constraint for operand 2 when operand 0 is memory operand.
16824 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
16825 operand 0 is memory operand.
16826 (fix_trunc<mode>_i387_with_temp): Ditto.
16827 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
16828 operand 2 when operand 1 is memory operand.
16829 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
16830 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
16831 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
16832 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
16833 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
16834 operands 2,3 and 4 when operand 1 is memory operand.
16835 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
16836 is memory operand.
16837 (fistdi2_floor_with_temp): Ditto.
16838 (fist<mode>2_floor_with_temp): Ditto.
16839 (fistdi2_ceil_with_temp): Ditto.
16840 (fist<mode>2_ceil_with_temp): Ditto.
16841 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
16842
16843 2008-04-26 David Daney <ddaney@avtrex.com>
16844
16845 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
16846 unspec_volitile.
16847 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
16848 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
16849 UNSPEC_UPDATE_GOT_VERSION): Renumber.
16850 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
16851 (compare_and_swap_12): New insn.
16852 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
16853 * config/mips/mips.c (mips_force_binary): New function.
16854 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
16855 (mips_expand_compare_and_swap_12): New function.
16856 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
16857
16858 2008-04-25 Jan Hubicka <jh@suse.cz>
16859
16860 PR testsuite/35843
16861 * cfgexpand.c (pass_expand): Turn into RTL pass.
16862 * passes.c (execute_one_pass): Do pass typechecking after execution.
16863 * tree-pass.h (pass_expand): Turn into RTL pass.
16864
16865 * function.h (struct rtl_data): Move here fields
16866 accesses_prior_frames, calls_eh_return, saves_all_registers,
16867 has_nonlocal_goto, has_asm_statement, is_thunk,
16868 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
16869 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
16870 arg_pointer_save_area_init from struct function; turn into bool.
16871 (struct function): Move
16872 calls_eh_return, saves_all_registers, has_nonlocal_goto,
16873 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
16874 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
16875 tail_call_emit, arg_pointer_save_area_init
16876 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
16877 (current_function_returns_struct, current_function_returns_pcc_struct,
16878 current_function_calls_setjmp, current_function_calls_alloca,
16879 current_function_accesses_prior_frames,
16880 current_function_calls_eh_return, current_function_is_thunk,
16881 current_function_stdarg, current_function_profile,
16882 current_function_limit_stack, current_function_uses_pic_offset_table,
16883 current_function_uses_const_pool, current_function_has_nonlocal_label,
16884 current_function_saves_all_registers,
16885 current_function_has_nonlocal_goto,
16886 current_function_has_asm_statement): Remove accesor macros.
16887 * ra-conflict.c (global_conflicts): Update.
16888 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
16889 (suitable_for_tail_call_opt_p): Update.
16890 * builtins.c (expand_builtin_return_addr): Update.
16891 (expand_builtin_setjmp_setup): Update.
16892 (expand_builtin_nonlocal_goto): Update.
16893 * final.c (final_start_function): Update.
16894 (profile_function): Update.
16895 (leaf_function_p): Update.
16896 (only_leaf_regs_used): Update.
16897 * df-scan.c (df_get_exit_block_use_set): Update.
16898 * dojump.c (clear_pending_stack_adjust): Update.
16899 * tree-stdarg.c (gate_optimize_stdarg): Update.
16900 * gimple-low.c (lower_function_body): Update.
16901 * global.c (compute_regsets): Update.
16902 (global_alloc): Update.
16903 * dwarf2out.c (dwarf2out_begin_prologue): Update.
16904 * expr.c (expand_assignment): Update.
16905 * dse.c (dse_step0): Update.
16906 (dse_step1): Update.
16907 * c-decl.c (store_parm_decls): Update.
16908 * local-alloc.c (combine_regs): Update.
16909 (find_free_reg): Update.
16910 * function.c (assign_parms_augmented_arg_list): Update.
16911 (assign_parm_find_data_types): Update.
16912 (assign_parms): Update.
16913 (allocate_struct_function): Update.
16914 (expand_function_start): Update.
16915 (expand_function_end): Update.
16916 (get_arg_pointer_save_area): Update.
16917 (thread_prologue_and_epilogue_insns): Update.
16918 (rest_of_match_asm_constraints): Update.
16919 * stor-layout.c (variable_size): Update.
16920 * gcse.c (gcse_main): Update.
16921 (bypass_jumps): Update.
16922 * gimplify.c (gimplify_function_tree): Update.
16923 * calls.c (emit_call_1): Update.
16924 (expand_call): Update.
16925 * bt-load.c (compute_defs_uses_and_gen): Update.
16926 * except.c (sjlj_assign_call_site_values): Update.
16927 (sjlj_emit_function_enter): Update.
16928 (can_throw_external): Update.
16929 (set_nothrow_function_flags): Update.
16930 (expand_builtin_unwind_init): Update.
16931 (expand_eh_return): Update.
16932 (convert_to_eh_region_ranges): Update.
16933 (output_function_exception_table): Update.
16934 * emit-rtl.c (gen_tmp_stack_mem): Update.
16935 * cfgexpand.c (expand_used_vars): Update.
16936 (tree_expand_cfg): Update.
16937 * cfgcleanup.c (rest_of_handle_jump): Update.
16938 * explow.c (allocate_dynamic_stack_space): Update.
16939 * varasm.c (assemble_start_function): Update.
16940 (force_const_mem): Update.
16941 (mark_constant_pool): Update.
16942 * tree-optimize.c (tree_rest_of_compilation): Update.
16943 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
16944 * tree-cfg.c (notice_special_calls): Update.
16945 (is_ctrl_altering_stmt): Update.
16946 (tree_can_make_abnormal_goto): Update.
16947 (tree_purge_dead_abnormal_call_edges): Update.
16948 * config/alpha/predicates.md: Update.
16949 * config/alpha/alpha.c (alpha_sa_mask): Update.
16950 (alpha_sa_size): Update.
16951 (alpha_does_function_need_gp): Update.
16952 (alpha_expand_prologue): Update.
16953 (alpha_start_function): Update.
16954 (alpha_output_function_end_prologue): Update.
16955 (alpha_expand_epilogue): Update.
16956 * config/frv/frv.c (frv_stack_info): Update.
16957 (frv_expand_epilogue): Update.
16958 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
16959 (s390_register_info): Update.
16960 (s390_frame_info): Update.
16961 (s390_init_frame_layout): Update.
16962 (s390_can_eliminate): Update.
16963 (save_gprs): Update.
16964 * config/spu/spu.c (spu_split_immediate): Update.
16965 (need_to_save_reg): Update.
16966 (spu_expand_prologue): Update.
16967 (spu_expand_epilogue): Update.
16968 * config/sparc/sparc.md: Update.
16969 * config/sparc/sparc.c (eligible_for_return_delay): Update.
16970 (sparc_tls_got): Update.
16971 (legitimize_pic_address): Update.
16972 (sparc_emit_call_insn): Update.
16973 (sparc_expand_prologue): Update.
16974 (output_return): Update.
16975 (print_operand): Update.
16976 (sparc_function_ok_for_sibcall): Update.
16977 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
16978 * config/m32r/m32r.md: Update.
16979 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
16980 (m32r_compute_frame_size): Update.
16981 (m32r_expand_prologue): Update.
16982 (m32r_expand_epilogue): Update.
16983 (m32r_legitimize_pic_address): Update.
16984 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
16985 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
16986 * config/i386/i386.c (ix86_frame_pointer_required): Update.
16987 (gen_push): Update.
16988 (ix86_save_reg): Update.
16989 (ix86_compute_frame_layout): Update.
16990 (ix86_expand_prologue): Update.
16991 (ix86_expand_epilogue): Update.
16992 * config/sh/sh.c (output_stack_adjust): Update.
16993 (calc_live_regs): Update.
16994 (sh5_schedule_saves): Update.
16995 (sh_expand_prologue): Update.
16996 (sh_expand_epilogue): Update.
16997 (sh_setup_incoming_varargs): Update.
16998 (sh_allocate_initial_value): Update.
16999 (sh_get_pr_initial_val): Update.
17000 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
17001 * config/sh/sh.md (label:): Update.
17002 * config/avr/avr.c (out_movhi_mr_r): Update.
17003 * config/crx/crx.h (enum): Update.
17004 * config/xtensa/xtensa.h (along): Update.
17005 * config/stormy16/stormy16.c Update.
17006 (xstormy16_compute_stack_layout): Update.
17007 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
17008 (fr30_expand_prologue): Update.
17009 * config/cris/cris.c (cris_conditional_register_usage): Update.
17010 (cris_reg_saved_in_regsave_area): Update.
17011 (cris_initial_frame_pointer_offset): Update.
17012 (cris_simple_epilogue): Update.
17013 (cris_expand_prologue): Update.
17014 (cris_expand_epilogue): Update.
17015 (cris_expand_pic_call_address): Update.
17016 (cris_asm_output_symbol_ref): Update.
17017 (cris_asm_output_label_ref): Update.
17018 * config/cris/cris.md Update.
17019 * config/iq2000/iq2000.c (compute_frame_size): Update.
17020 (iq2000_expand_epilogue): Update.
17021 * config/mt/mt.h (save_direction): Update.
17022 * config/mn10300/mn10300.c (mn10300_function_value): Update.
17023 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
17024 (ia64_secondary_reload_class): Update.
17025 * config/m68k/m68k.c (m68k_save_reg): Update.
17026 (m68k_expand_prologue): Update.
17027 (m68k_expand_epilogue): Update.
17028 (legitimize_pic_address): Update.
17029 * config/rs6000/rs6000.c (rs6000_got_register): Update.
17030 (first_reg_to_save): Update.
17031 (first_altivec_reg_to_save): Update.
17032 (compute_vrsave_mask): Update.
17033 (compute_save_world_info): Update.
17034 (rs6000_stack_info): Update.
17035 (spe_func_has_64bit_regs_p): Update.
17036 (rs6000_ra_ever_killed): Update.
17037 (rs6000_emit_eh_reg_restore): Update.
17038 (rs6000_emit_allocate_stack): Update.
17039 (rs6000_emit_prologue): Update.
17040 (rs6000_emit_epilogue): Update.
17041 (rs6000_output_function_epilogue): Update.
17042 (output_profile_hook): Update.
17043 (rs6000_elf_declare_function_name): Update.
17044 * config/rs6000/rs6000.h (rs6000_args): Update.
17045 * config/rs6000/rs6000.md: Update.
17046 * config/mcore/mcore.c (mcore_expand_prolog): Update.
17047 * config/arc/arc.c (arc_output_function_epilogue): Update.
17048 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
17049 * config/darwin.c (machopic_function_base_name): Update.
17050 * config/score/score3.c (score3_compute_frame_size): Update.
17051 (rpush): Update.
17052 (rpop): Update.
17053 (score3_epilogue): Update.
17054 * config/score/score7.c (score7_compute_frame_size): Update.
17055 (score7_prologue): Update.
17056 (score7_epilogue): Update.
17057 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
17058 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
17059 * config/arm/arm.c (use_return_insn): Update.
17060 (require_pic_register): Update.
17061 (arm_load_pic_register): Update.
17062 (arm_compute_save_reg0_reg12_mask): Update.
17063 (arm_compute_save_reg_mask): Update.
17064 (thumb1_compute_save_reg_mask): Update.
17065 (output_return_instruction): Update.
17066 (arm_output_function_prologue): Update.
17067 (arm_output_epilogue): Update.
17068 (arm_get_frame_offsets): Update.
17069 (arm_expand_prologue): Update.
17070 (thumb_pushpop): Update.
17071 (thumb_exit): Update.
17072 (thumb1_expand_prologue): Update.
17073 (thumb1_expand_epilogue): Update.
17074 (arm_unwind_emit): Update.
17075 (arm_output_fn_unwind): Update.
17076 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
17077 * config/arm/arm.md: Update.
17078 * config/pa/pa.md: Update.
17079 * config/pa/pa.c (legitimize_pic_address): Update.
17080 (compute_frame_size): Update.
17081 (hppa_expand_prologue): Update.
17082 (hppa_expand_epilogue): Update.
17083 (borx_reg_operand): Update.
17084 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
17085 (HARD_REGNO_RENAME_OK): Update.
17086 * config/mips/mips.c (mips_global_pointer): Update.
17087 (mips_save_reg_p): Update.
17088 (mips_compute_frame_info): Update.
17089 (mips_frame_pointer_required): Update.
17090 (mips_expand_prologue): Update.
17091 (mips_expand_epilogue): Update.
17092 (mips_can_use_return_insn): Update.
17093 (mips_reorg_process_insns): Update.
17094 * config/v850/v850.c (compute_register_save_size): Update.
17095 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
17096 * config/mmix/mmix.c (along): Update.
17097 (mmix_expand_epilogue): Update.
17098 * config/bfin/bfin.c (legitimize_pic_address): Update.
17099 (must_save_p): Update.
17100 (stack_frame_needed_p): Update.
17101 (add_to_reg): Update.
17102 (bfin_expand_prologue): Update.
17103 * stmt.c (expand_asm_operands): Update.
17104 * reload1.c (reload): Update.
17105 (init_elim_table): Update.
17106
17107 2008-04-25 Bob Wilson <bob.wilson@acm.org>
17108
17109 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
17110
17111 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
17112
17113 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
17114 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
17115 (mov<mode>): Removed.
17116 (*movv4sf_internal): Likewise.
17117 (*movv2df_internal): Likewise.
17118
17119 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
17120
17121 * config.gcc (crx-*-elf): Remove deprecation.
17122
17123 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
17124
17125 * config/i386/cygming-crtend.c (register_frame_ctor): Register
17126 __gcc_deregister_frame with atexit.
17127 (deregister_frame_dtor): Remove.
17128
17129 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
17130 Nathan Sidwell <nathan@codesourcery.com>
17131
17132 * config/rs6000/rs6000.opt (mspe): Remove Var property.
17133 (misel): Likewise.
17134 * config/rs6000/rs6000.h (rs6000_spe): Declare.
17135 (rs6000_isel): Likewise.
17136 * config/rs6000/rs6000.c (rs6000_spe): New variable.
17137 (rs6000_isel): New variable.
17138 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
17139
17140 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17141
17142 PR c++/35758
17143 * c-common.c (handle_vector_size_attribute): Call
17144 lang_hooks.types.reconstruct_complex_type instead of
17145 reconstruct_complex_type.
17146 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
17147 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
17148 * langhooks.h (struct lang_hooks_for_types): Add
17149 reconstruct_complex_type hook.
17150 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
17151 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
17152
17153 2008-04-24 Richard Guenther <rguenther@suse.de>
17154
17155 * c-common.h (check_builtin_function_arguments): Declare.
17156 * c-common.c (validate_nargs): New function.
17157 (check_builtin_function_arguments): Likewise.
17158 * c-typeck.c (build_function_call): Call
17159 check_builtin_function_arguments.
17160 * builtins.c (fold_builtin_classify): Remove error reporting code.
17161 (fold_builtin_unordered_cmp): Likewise.
17162 (fold_builtin_1): Likewise.
17163 (fold_builtin_n): Likewise.
17164
17165 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17166
17167 PR tree-optimization/36008
17168 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
17169 the original op1, rather than delta by step.
17170
17171 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
17172 Sebastian Pop <sebastian.pop@amd.com>
17173
17174 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
17175 eliminate_local_variables_stmt, eliminate_local_variables,
17176 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
17177 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
17178 of code delimited by two edges in the CFG.
17179 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
17180 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
17181 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
17182 the case of parallelisation of reductions.
17183 (expr_invariant_in_region_p): New.
17184
17185 * tree-flow.h (gather_blocks_in_sese_region): Declared.
17186 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
17187
17188 2008-04-24 Ira Rosen <irar@il.ibm.com>
17189 Richard Guenther <rguenther@suse.de>
17190
17191 PR tree-optimization/36034
17192 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
17193 incapable of dealing with loads with gaps.
17194
17195 2008-04-24 Rafael Espíndola <espindola@google.com>
17196
17197 * tree-flow.h (vrp_evaluate_conditional): Change signature.
17198 * tree-ssa-propagate.c (fold_predicate_in): Update call to
17199 vrp_evaluate_conditional.
17200 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
17201 (vrp_evaluate_conditional): Split the cond argument.
17202 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
17203 (simplify_stmt_for_jump_threading): Update call to
17204 vrp_evaluate_conditional.
17205
17206 2008-04-24 Ira Rosen <irar@il.ibm.com>
17207
17208 PR tree-optimization/35982
17209 * tree-vect-analyze.c (vect_check_interleaving): Check that the
17210 interleaved data-refs are of the same type.
17211
17212 2008-04-24 Danny Smith <dannysmith@users.net>
17213
17214 * c-format.c (check_format_info_main): Use strncmp rather than a
17215 magic prefix to handle multichar length specs.
17216 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
17217 Don't prefix "I64" and "I32" with '\0'.
17218
17219 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17220
17221 PR target/36015
17222 * config/i386/i386.c (init_cumulative_args): Don't pass anything
17223 in registers for -m32 only if stdarg_p (fntype).
17224
17225 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
17226
17227 PR rtl-optimization/36006
17228 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
17229 temp to op0 in order to avoid invalid rtx sharing.
17230
17231 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
17232
17233 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
17234 check TREE_INVARIANT.
17235 * tree-gimple.c (is_gimple_address): New.
17236 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
17237 * tree-gimple.h (is_gimple_address): New.
17238 * tree.h (decl_address_invariant_p): New.
17239 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
17240 (build_string): Likewise.
17241 (decl_address_invariant_p): New, from is_gimple_invariant_address.
17242 (tree_invariant_p_1): Likewise.
17243 (save_expr): Use it.
17244 (tree_invariant_p): New.
17245 (skip_simple_arithmetic): Use it.
17246 (stabilize_reference_1): Use it.
17247 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
17248 simplify.
17249 (build1_stat): Drop code to compute TREE_INVARIANT.
17250 (build2_stat): Drop code to compute TREE_INVARIANT.
17251 (build3_stat): Drop code to compute TREE_INVARIANT.
17252 (build4_stat): Drop code to compute TREE_INVARIANT.
17253 (build5_stat): Drop code to compute TREE_INVARIANT.
17254 (build7_stat): Drop code to compute TREE_INVARIANT.
17255 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
17256 * tree.h (struct tree_base): Remove invariant_flag.
17257 (TREE_INVARIANT): Remove.
17258 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
17259 (fold_builtin_expect): Check TREE_CONSTANT.
17260 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
17261 * c-tree.h (c_expr_to_decl): Drop third parameter.
17262 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
17263 (build_c_cast): Don't set TREE_INVARIANT.
17264 (pop_init_level): Don't set TREE_INVARIANT.
17265 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
17266 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
17267 TREE_CONSTANT.
17268 (gimplify_init_constructor): Don't set TREE_INVARIANT.
17269 (gimplify_addr_expr): Adjust comment.
17270 * tree-mudflap.c (mf_build_string):
17271 * print-tree.c (print_node): Don't print TREE_INVARIANT.
17272 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
17273 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
17274 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
17275 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
17276 * langhooks.h (struct lang_hooks): Drop third parameter from
17277 expr_to_decl.
17278
17279 2008-04-23 Richard Guenther <rguenther@suse.de>
17280
17281 PR tree-optimization/27799
17282 PR tree-optimization/32921
17283 PR tree-optimization/32624
17284 * tree-ssa-structalias.c (merge_smts_into): Only merge the
17285 SMTs aliases and the tag itself into the solution.
17286 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
17287 merge the points-to solution back into the SMT aliases.
17288 (may_alias_p): Use alias_set_subset_of instead of
17289 aliases_conflict_p. A pointer which points to
17290 memory with alias set zero may access any variable.
17291
17292 2008-04-23 Richard Guenther <rguenther@suse.de>
17293
17294 * alias.c (alias_set_subset_of): Correctly handle asking
17295 if zero is a subset of an alias set with zero child.
17296 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
17297 (compute_flow_insensitive_aliasing): Correctly walk all
17298 pointers. Do not unnecessarily union sets.
17299
17300 2008-04-23 Richard Guenther <rguenther@suse.de>
17301
17302 PR middle-end/36021
17303 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
17304
17305 2008-04-22 Tomas Bily <tbily@suse.cz>
17306
17307 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
17308 unreachable case.
17309 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
17310 NON_LVALUE_EXPR.
17311 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
17312 * tree-ssa-structalias.c (get_constraint_for): Likewise.
17313 * tree-inline.c (estimate_num_insns_1): Likewise.
17314 * varasm.c (const_hash_1, compare_constant, copy_constant)
17315 (compute_reloc_for_constant, output_addressed_constants): Likewise.
17316 * emit-rtl.c (component_ref_for_mem_expr)
17317 (set_mem_attributes_minus_bitpos): Likewise.
17318 * expr.c (highest_pow2_factor, expand_expr_real_1, )
17319 (is_aligning_offset): Likewise.
17320 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
17321 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
17322 * dojump.c (do_jump): Likewise.
17323 * builtins.c (get_pointer_alignment, get_memory_rtx)
17324 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
17325 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
17326
17327 2008-04-23 Jakub Jelinek <jakub@redhat.com>
17328
17329 PR rtl-optimization/36017
17330 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
17331 expanding the library call.
17332
17333 2008-04-22 Ian Lance Taylor <iant@google.com>
17334
17335 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
17336 than size_in_bytes.
17337
17338 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
17339
17340 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
17341 of LR/CTR moves for Power6.
17342
17343 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
17344
17345 PR middle-end/36003
17346 * passes.c (init_optimization_passes): Remove
17347 pass_fast_rtl_byte_dce.
17348
17349 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
17350
17351 PR target/29096
17352 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
17353 builtin functions to generate faster code.
17354 (_mm_cvtpu16_ps): Ditto.
17355 (_mm_cvtpi32x2_ps): Ditto.
17356
17357 2008-04-22 Nick Clifton <nickc@redhat.com>
17358
17359 * common.opt (ftree-loop-distribution): Add Optimization
17360 attribute.
17361
17362 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
17363 (frv_expand_builtin_va_start): Likewise.
17364
17365 * config/arm/arm.c (thumb_find_work_register): Fix location of
17366 argument register count.
17367
17368 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17369
17370 Support scheduling for ColdFire V1 and V3 microarchitecture.
17371 Improve scheduling of multiplication instructions.
17372
17373 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
17374 (mac): New instruction attribute.
17375 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
17376 (m68k_sched_mac): New variable.
17377 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
17378 Handle cfv1 and cfv3.
17379 (max_insn_size): New static variable.
17380 (struct _sched_ib): New type.
17381 (sched_ib): New static variable.
17382 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
17383 to fields of 'struct _sched_ib sched_ib'. Update all uses.
17384 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
17385 Update.
17386 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
17387 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
17388 new variables. Update.
17389 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
17390 Add modeling of cfv3 instruction buffer. Update.
17391 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
17392 * config/m68k/m68k.h (TUNE_CFV3): New macro.
17393 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
17394 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
17395 a particular reservation applies to.
17396 (type2): Reorganize attribute values. Rename alu to alu_reg,
17397 alu_l to alu, move_l to omove. Join move to alu. Split mul
17398 to mul_l and mul_w.
17399 (cf_ib_*): Simplify description of instruction buffer.
17400 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
17401 (cf_mem): Split into cf_mem1 and cf_mem2.
17402 (cf_v2_move_??): Rename to cfv12_alu_??.
17403 (cf_v2_move_l_??): Rename to cfv12_omove_??.
17404 (cf_v2_mul_??): Remove reservations.
17405 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
17406 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
17407 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
17408 appropriate place.
17409 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
17410 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
17411 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
17412 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
17413 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
17414 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
17415 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
17416 expansions of the above reservations for instructions of sizes
17417 1, 2 and 3 words.
17418
17419 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17420
17421 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
17422
17423 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
17424
17425 * coverage.c: Include tree-pass.h.
17426 (coverage_counter_alloc): Print da_file_name to the dump file.
17427
17428 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
17429
17430 * sbitmap.c (sbitmap_range_empty_p): New function.
17431 * sbitmap.h (sbitmap_range_empty_p): New function.
17432 * bitmap.h: Now includes obstack.h.
17433
17434 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
17435 Kenneth Zadeck <zadeck@naturalbridge.com>
17436
17437 * dbgcnt.def (ra_byte_scan): Added.
17438 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
17439 when the last hit happens for a counter.
17440 * timevar.def (TV_DF_BYTE_LR): New variable.
17441 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
17442 * passes.c (pass_fast_rtl_byte_dce): New pass.
17443 * fwprop.c (update_df): Added mode to call df_ref_create.
17444 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17445 DF_REF_EXTRACT_OFFSET.
17446 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
17447 DF_BYTE_LR_OUT, df_byte_lr): New macro.
17448 (df_mm): New enum.
17449 (df_ref_extract): Added mode field.
17450 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
17451 DF_REF_EXTRACT_OFFSET.
17452 (DF_REF_EXTRACT_MODE): New macro.
17453 (df_byte_lr_bb_info): New structure.
17454 (df_print_byte_regset, df_compute_accessed_bytes,
17455 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
17456 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
17457 df_byte_lr_simulate_uses,
17458 df_byte_lr_simulate_artificial_refs_at_top,
17459 df_byte_lr_simulate_artificial_refs_at_end,
17460 df_compute_accessed_bytes): New function.
17461 (df_ref_create): Add parameter.
17462 (df_byte_lr_get_bb_info): New inline function.
17463 * df-scan.c (df_ref_record, df_uses_record,
17464 df_ref_create_structure): Added mode parameter.
17465 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
17466 df_defs_record, df_uses_record, df_get_conditional_uses,
17467 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
17468 df_entry_block_defs_collect, df_exit_block_uses_collect):
17469 Added mode parameter to calls to df_ref_record, df_uses_record,
17470 df_ref_create_structure.
17471 (df_ref_equal_p, df_ref_compare): Added test for modes.
17472 (df_ref_create_structure): Added code to set mode. Renamed
17473 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17474 DF_REF_EXTRACT_OFFSET.
17475 * df-core.c (df_print_byte_regset): New function.
17476 * df-byte-scan.c: New file.
17477 * df-problems.c (df_rd_transfer_function): Removed unnecessary
17478 calls to BITMAP_FREE.
17479 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
17480 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
17481 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
17482 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
17483 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
17484 df_byte_lr_local_compute, df_byte_lr_init,
17485 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
17486 df_byte_lr_transfer_function, df_byte_lr_free,
17487 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
17488 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
17489 df_byte_lr_simulate_uses,
17490 df_byte_lr_simulate_artificial_refs_at_top,
17491 df_byte_lr_simulate_artificial_refs_at_end): New function.
17492 * dce.c (byte_dce_process_block): New function.
17493 (dce_process_block): au is now passed in rather than computed
17494 locally. Changed loops that look at artificial defs to not look
17495 for conditional or partial ones, because there never are any.
17496 (fast_dce): Now is able to drive byte_dce_process_block or
17497 dce_process_block depending on the kind of dce being done.
17498 (rest_of_handle_fast_dce): Add parameter to fast_dce.
17499 (rest_of_handle_fast_byte_dce): New function.
17500 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
17501 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
17502
17503 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
17504
17505 PR fortran/35019
17506 * gcc.h: Added fortran options that take arguments to
17507 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
17508 macros.
17509
17510 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
17511
17512 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
17513 scalarization if on the LHS and not a full access.
17514
17515 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17516
17517 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
17518
17519 2008-04-18 Rafael Espíndola <espindola@google.com>
17520
17521 * tree-vrp.c (find_case_label_index): Fix the binary search.
17522 (find_case_label_range): New.
17523 (vrp_visit_switch_stmt): Use find_case_label_range.
17524 (simplify_switch_using_ranges): Use find_case_label_range.
17525
17526 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
17527
17528 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
17529 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
17530
17531 2008-04-18 Tom Tromey <tromey@redhat.com>
17532
17533 PR libcpp/15500:
17534 * doc/cpp.texi (Implementation-defined behavior): Mention
17535 -finput-charset.
17536
17537 2008-04-18 Ian Lance Taylor <iant@google.com>
17538
17539 * fold-const.c (pointer_may_wrap_p): New static function.
17540 (fold_comparison): Add another test for pointer overflow. Use
17541 pointer_may_wrap_p to disable some false positives.
17542
17543 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
17544
17545 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
17546 (fname_as_string): Match updated cpp_interpret_string prototype.
17547 (fix_string_type): Support char16_t* and char32_t*.
17548 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
17549 derivative) nodes. Register as builtin if C++0x.
17550 (c_parse_error): Support CPP_CHAR{16,32}.
17551 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
17552 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
17553 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
17554 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
17555 CTI_CHAR32_ARRAY_TYPE>: New elements.
17556 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
17557 char32_type_node, signed_char32_type_node, char16_array_type_node,
17558 char32_array_type_node): New defines.
17559 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
17560 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
17561 (lex_string): Support CPP_STRING{16,32}, match updated
17562 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
17563 (lex_charconst): Support CPP_CHAR{16,32}.
17564 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
17565 and CPP_STRING{16,32}.
17566
17567 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
17568
17569 PR bootstrap/35457
17570 * aclocal.m4: Regenerate.
17571 * configure: Regenerate.
17572
17573 2008-04-18 Jan Hubicka <jh@suse.cz>
17574
17575 * except.c (dw2_size_of_call_site_table,
17576 sjlj_size_of_call_site_table): Use vector API for call_site_record.
17577
17578 * cgraphbuild.c (build_cgraph_edges): Update.
17579 * tree-pass.h: Update comment.
17580 * final.c (leaf_function_p): Update.
17581 (leaf_renumber_regs): Update.
17582 (rest_of_clean_state): Update.
17583 * omp-low.c (expand_omp_parallel): Update.
17584 * ipa-reference.c (analyze_function): Update.
17585 * reorg.c (find_end_label): Update.
17586 (optimize_skip): Update.
17587 (fill_simple_delay_slots): Update.
17588 (fill_simple_delay_slots): Update.
17589 (make_return_insns): Update.
17590 (dbr_schedule): Update.
17591 * gimple-low.c (record_vars_into): Update.
17592 * cfgbuild.c (make_edges): Update.
17593 * function.c (assign_stack_local): Update.
17594 (assign_parm_adjust_stack_rtl): Update.
17595 (locate_and_pad_parm): Update.
17596 (allocate_struct_function): Do not initialize stack_alignment_needed
17597 and preferred_stack_boundary here.
17598 (stack_protect_prologue): Update.
17599 (stack_protect_epilogue): Update.
17600 (expand_function_start): Initialize stack_alignment_needed,
17601 preferred_stack_boundary and max_jumptable_ents.
17602 (expand_function_end): Update.
17603 (free_after_compilation): Do not NULLify epilogue_delay_list.
17604 * function.h (struct rtl_data): Add stack_protect_guard,
17605 stack_alignment_needed,
17606 preferred_stack_boundary, epilogue_delay_list.
17607 (struct function): Remove value_histograms, stack_alignment_needed,
17608 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
17609 last_label_uid,
17610 unexpanded_var_list, stack_protect_guard.
17611 (current_function_epilogue_delay_list): Remove.
17612 * ipa-type-escape.c (analyze_function): Update.
17613 * gimplify.c (pop_gimplify_context): Update comment.
17614 * calls.c (expand_call): Update.
17615 (emit_library_call_value_1): Update.
17616 * except.c (set_nothrow_function_flags): Update.
17617 * cfgexpand.c (get_decl_align_unit): Update.
17618 (create_stack_guard): Update.
17619 (estimated_stack_frame_size): Update.
17620 (expand_used_vars): Update.
17621 (tree_expand_cfg): Free histogram earliers, init expansion variables.
17622 * explow.c (allocate_dynamic_stack_space): Update.
17623 * tree-ssa-live.c (remove_unused_locals): Update.
17624 * varasm.c (mark_constant_pool): Update.
17625 * tree-inline.c (remap_decls): Update.
17626 (initialize_cfun): Update.
17627 (declare_return_variable): Update.
17628 (inline_forbidden_p): Update.
17629 (expand_call_inline): Update.
17630 (declare_inline_vars): Update.
17631 (tree_function_versioning): Update.
17632 * tree-flow.h (value_histograms): New.
17633 (VALUE_HISTOGRAMS): New macro.
17634 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
17635 last_label_uid.
17636 * tree-cfg.c (set_bb_for_stmt): Update.
17637 (replace_by_duplicate_decl): Update.
17638 (move_block_to_fn): Update.
17639 (new_label_mapper): Update.
17640 (dump_function_to_file): Update.
17641 * ipa-struct-reorg.c (build_data_structure): Update.
17642 * cfgrtl.c (print_rtl_with_bb): Update.
17643 * reload1.c (reload): Update.
17644 (reload): Update.
17645 * config/i386/i386.c (setup_incoming_varargs_64,
17646 ix86_compute_frame_layout): Update.
17647 * config/arc/arc.c (arc_output_function_epilogue): Update.
17648
17649 2008-04-18 Marius Strobl <marius@FreeBSD.org>
17650
17651 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
17652 for FreeBSD as well.
17653 * gthr-posix95.h: Likewise.
17654
17655 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
17656
17657 PR rtl-optimization/35838
17658 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
17659 out the byte offset of the first subreg.
17660
17661 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
17662
17663 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
17664 to split_ti instead of three separate calls with single member arrays.
17665 (subti3 splitter): Ditto.
17666 (adddi3 splitter): Ditto with split_di.
17667 (subdi3 splitter): Ditto.
17668 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
17669 two separate calls with single member arrays. Swap match_dup
17670 operands 1 and 2 to better fit into the array.
17671 (negdi2 splitter): Ditto with split_di.
17672 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
17673 two separate calls with single member arrays. Swap match_dup operands
17674 6 and 7 to better fit into the array.
17675
17676 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
17677
17678 * config/i386/i386.c (sse_builtin_type): New.
17679 (bdesc_sse_args): Likewise.
17680 (bdesc_sse_3arg): Removed.
17681 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
17682 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
17683 IX86_BUILTIN_ROUNDPS.
17684 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
17685 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
17686 IX86_BUILTIN_ROUNDPS.
17687 (ix86_expand_sse_4_operands_builtin): Removed.
17688 (ix86_expand_sse_operands_builtin): New.
17689 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
17690 and CODE_FOR_sse4_1_roundps.
17691 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
17692 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
17693
17694 2008-04-17 Alan Modra <amodra@bigpond.net.au>
17695
17696 PR target/35907
17697 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
17698 regs before frame pop when needed. If use_backchain_to_restore_sp
17699 then load backchain into a temp reg to restore vr and vrsave. Add
17700 code to restore vr after frame pop if possible.
17701
17702 2008-04-17 Richard Guenther <rguenther@suse.de>
17703
17704 * tree-vn.c (expressions_equal_p): Do not check type
17705 equality or compatibility before calling operand_equal_p.
17706 * fold-const.c (operand_equal_p): Check equivalence of
17707 integer constants before bailing out due to signedness or
17708 precision differences.
17709 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
17710 spurious differences in type qualification. Ignore types
17711 for COMPONENT_REFs at all.
17712
17713 2008-04-17 Christian Bruel <christian.bruel@st.com>
17714
17715 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
17716 msw_skip comparison.
17717
17718 2008-04-16 Jakub Jelinek <jakub@redhat.com>
17719
17720 PR c/35739
17721 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
17722 reg type.
17723
17724 PR tree-optimization/35899
17725 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
17726 rather than TREE_OPERAND.
17727
17728 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
17729
17730 PR target/35944
17731 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
17732 temporary registers. Change operand predicate to general_operand.
17733 (remainderxf3): Ditto.
17734
17735 2008-04-16 Richard Guenther <rguenther@suse.de>
17736
17737 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
17738 * tree-affine.c (aff_combination_expand): Look through some
17739 conversions.
17740
17741 2008-04-15 Doug Kwan <dougkwan@google.com>
17742
17743 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
17744 for hex printing.
17745 * tree-pretty-print.c (dump_generic_node): Ditto.
17746 * final.c (output_addr_const): Ditto.
17747 * dwarf2out.c (output_cfi): Ditto.
17748 * c-pretty-print.c (pp_c_integer_constant): Ditto.
17749 * print-rtl.c (print_rtx): Ditto.
17750 * print-tree.c (print_node_brief, print_node): Ditto.
17751 * c-common.c (match_case_to_enum_1): Ditto.
17752 * sched-vis.c (print_value): Ditto.
17753 * config/i386/i386.c (print_operand): Cast to long unsigned int
17754 for hex printing.
17755
17756 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
17757 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
17758 MS Windows VirtualProtect function.
17759
17760 2008-04-15 Jan Hubicka <jh@suse.cz>
17761
17762 * gengtype.c (write_root): Param_is argument is OK.
17763 * expr.c (expand_expr_real_1): Update call of get_exception_*.
17764 * function.h: Include varray.h
17765 (rtl_eh): New stucture based on except.c one.
17766 (call_site_record): New forward declaration and vector type.
17767 * calls.c (emit_call_1): Do not call
17768 note_current_region_may_contain_throw.
17769 * except.c (eh_status): Remove cur_region, try_region since they are
17770 unused.
17771 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
17772 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
17773 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
17774 Remove call_site_data_used, call_site_data_size.
17775 Turn call_site_record into vector in function.h.
17776 (note_current_region_may_contain_throw): Remove.
17777 (get_exception_pointer, get_exception_filter): Do not take struct
17778 function argument; update.
17779 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
17780 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
17781 build_post_landing_pads, dw2_build_landing_pads,
17782 sjlj_assign_call_site_values, sjlj_mark_call_sites,
17783 sjlj_emit_function_enter, sjlj_emit_function_enter,
17784 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
17785 sjlj_build_landing_pads, finish_eh_generation,
17786 remove_exception_handler_label, remove_eh_handler,
17787 maybe_remove_eh_handler, add_reachable_handler,
17788 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
17789 add_action_record, collect_one_action_chain, add_call_site,
17790 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
17791 sjlj_output_call_site_table, output_function_exception_table,
17792 * except.h (note_current_region_may_contain_throw): Remove
17793 (get_exception_pointer, get_exception_filter): Do not take struct
17794 function argument.
17795 * Makefile.in (GTFILES): Put varargs before struct function.
17796
17797 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
17798
17799 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
17800 punt for STRING_CST.
17801 (get_constraint_for): Deal with STRING_CST here instead.
17802
17803 2008-04-15 Richard Guenther <rguenther@suse.de>
17804
17805 * tree-ssa-propagate.c (substitute_and_fold): Substitute
17806 statements in a basic-block with a backward walk. Do not
17807 substitute into dead statements but instead remove those.
17808
17809 2008-04-15 Richard Guenther <rguenther@suse.de>
17810
17811 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
17812 to zero, thus disable creation of SFTs.
17813
17814 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
17815
17816 * tree-predcom.c (suitable_reference_p): Return false if the
17817 reference can throw.
17818
17819 2008-04-15 Jakub Jelinek <jakub@redhat.com>
17820
17821 PR c/35751
17822 * c-decl.c (finish_decl): If extern or static var has variable
17823 size, set TREE_TYPE (decl) to error_mark_node.
17824
17825 2008-04-15 Rafael Espíndola <espindola@google.com>
17826
17827 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
17828 variable arg1.
17829
17830 2008-04-15 Richard Guenther <rguenther@suse.de>
17831
17832 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
17833 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
17834 (visit_reference_op_load): Do walk vuse-vdef chains on
17835 vn_reference_lookup.
17836 (visit_reference_op_store): But do not here.
17837 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
17838 vn_reference_lookup.
17839 (vn_lookup_with_vuses): But do so here.
17840
17841 2008-04-14 Ian Lance Taylor <iant@google.com>
17842
17843 * fold-const.c (fold_overflow_warning): Remove assertion.
17844
17845 2008-04-15 Ben Elliston <bje@au.ibm.com>
17846
17847 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
17848 temp1 local variables.
17849
17850 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
17851
17852 PR target/35661
17853 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
17854 ".text.unlikely" section as executable.
17855
17856 2008-04-14 James E. Wilson <wilson@tuliptree.org>
17857
17858 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17859 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
17860 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
17861 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
17862 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
17863 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
17864 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
17865
17866 2008-04-14 Ian Lance Taylor <iant@google.com>
17867
17868 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
17869 * fold-const.c (fold_comparison): If appropriate, test
17870 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
17871 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
17872 reassociating a pointer type.
17873 * doc/invoke.texi (Optimize Options): Document that
17874 -fstrict-overflow applies to pointer wraparound.
17875
17876 2008-04-13 Jan Hubicka <jh@suse.cz>
17877
17878 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
17879
17880 2008-04-12 Andrew Pinski <pinskia@gmail.com>
17881
17882 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
17883 we are going to "save the world".
17884
17885 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
17886
17887 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
17888 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
17889 operand 0 constraint, not "=".
17890
17891 2008-04-11 James E. Wilson <wilson@tuliptree.org>
17892
17893 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
17894
17895 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
17896
17897 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
17898 of size of positions_needed * CHAR_BIT.
17899
17900 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
17901
17902 PR middle-end/35897
17903 * dse.c (store_info): Change positions_needed to unsigned
17904 HOST_WIDE_INT.
17905 (lowpart_bitmask): New.
17906 (record_store): Cast to unsigned HOST_WIDE_INT for
17907 positions_needed. Assert width <= size of positions_needed *
17908 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
17909 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
17910 lowpart_bitmask to set mask.
17911
17912 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
17913
17914 * config/bfin/constraints.md: New file.
17915 * config/bfin/bfin.md: Include it.
17916 (adddi3): Use satisfies_constraint functions instead of the old macros.
17917 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
17918 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
17919 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
17920 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
17921 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
17922 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
17923 EXTRA_CONSTRAINT): Delete.
17924 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
17925 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
17926 of the old macros.
17927 * config/bfin/bfin.c: Include "tm-constrs.h".
17928 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
17929 Use satisfies_constraint functions instead of the old macros.
17930 * doc/md.texi (Blackfin Constraints): Update file name reference.
17931
17932 2008-04-11 Richard Guenther <rguenther@suse.de>
17933
17934 PR tree-optimization/35869
17935 * tree-vrp.c (execute_vrp): Move switch statement update after
17936 jump threading. Schedule another cfg cleanup run.
17937
17938 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
17939
17940 PR c/35744
17941 * attribs.c (decl_attributes): Return early on errorneous node.
17942
17943 2008-04-10 Oleg Ryjkov <olegr@google.com>
17944
17945 * tree.h (struct tree_base): Added a new flag default_def_flag.
17946 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
17947
17948 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
17949
17950 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
17951
17952 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17953
17954 PR target/35768
17955 * pa.md: Define mode iterator P. Define mode attribute dwc.
17956 (dcacheflush): Update pattern to use iterator P and attribute dwc.
17957 (icacheflush): Likewise.
17958 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
17959 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
17960
17961 2008-04-11 Ben Elliston <bje@au.ibm.com>
17962
17963 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
17964
17965 2008-04-10 Rafael Espíndola <espindola@google.com>
17966
17967 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
17968 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
17969 (extract_range_from_expr): The same.
17970
17971 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
17972
17973 * config/mips/mips.md (GPR2): New mode iterator.
17974 (seq): Add comment.
17975 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
17976 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
17977 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
17978 Rewrite these to take two modes, the mode of comparison and the
17979 mode of the destination.
17980 * config/mips/mips.c (mips_expand_scc): Instead of having
17981 paradoxical subreg as destination, expand "narrowing" scc if mode
17982 of comparison is SI and target is requested in DI mode.
17983 (mips_emit_int_order_test): Update comment. Make mode of
17984 comparison match CMP0 rather than TARGET. When creating inverse
17985 target use mode of TARGET.
17986
17987 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
17988
17989 * gcov-dump.c (tag_summary): Only print summaries for the first
17990 GCOV_COUNTERS_SUMMABLE counters.
17991
17992 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
17993
17994 * config/i386/i386.md (absneg): New code iterator.
17995 (absnegprefix): New code attribute.
17996 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
17997 patterns using absneg code iterator.
17998 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
17999 using absneg code iterator.
18000 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
18001 *neg<mode>2 patterns using absneg code iterator.
18002 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
18003 *negextendsfdf2 patterns using absneg code iterator.
18004 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
18005 *negextendsfxf2 patterns using absneg code iterator.
18006 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
18007 *negextendsfdf2 patterns using absneg code iterator.
18008 * config/i386/sse.md (<code><mode>2): Macroize expander from
18009 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
18010
18011 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
18012
18013 * config/s390/s390.h: Remove the remains of the recent search
18014 & replace action of current_function_outgoing_args_size.
18015
18016 2008-04-10 Ira Rosen <irar@il.ibm.com>
18017
18018 PR tree-optimization/35821
18019 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
18020 NEW_STMT_LIST is not NULL.
18021
18022 2008-04-09 David Edelsohn <edelsohn@gnu.org>
18023
18024 PR libstdc++/35597
18025 * toplev.c (process_options): Remove -ffunction-sections debugging
18026 warning.
18027
18028 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
18029
18030 PR middle-end/PR28690
18031 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
18032 than gen_rtx_fmt_ee to perform more canonicalizations.
18033
18034 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18035
18036 PR driver/35665
18037 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
18038
18039 2008-04-09 Richard Guenther <rguenther@suse.de>
18040
18041 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
18042 (dump_function_to_file): Dump function arguments with types.
18043
18044 2008-04-08 Richard Guenther <rguenther@suse.de>
18045
18046 * fold-const.c (fold_widened_comparison): Do not allow
18047 sign-changes that change the result.
18048
18049 2008-04-08 Janis Johnson <janis187@us.ibm.com>
18050
18051 PR target/35839
18052 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
18053 kinds of indirect references.
18054
18055 2008-04-08 David Edelsohn <edelsohn@gnu.org>
18056
18057 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
18058 GNU Fortran language string.
18059
18060 2008-04-08 Rafael Espíndola <espindola@google.com>
18061
18062 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
18063 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
18064 * tree.h (tree_call_nonnegative_warnv_p): New.
18065
18066 2008-04-08 Jan Hubicka <jh@suse.cz>
18067
18068 * function.c (free_after_compilation): Clear out regno_reg_rtx
18069 pointer.
18070
18071 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
18072
18073 Revert
18074 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
18075
18076 PR middle-end/PR28690
18077 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
18078 same precedence as REG_POINTER and MEM_POINTER operands.
18079
18080 2008-04-08 Richard Guenther <rguenther@suse.de>
18081
18082 PR middle-end/35834
18083 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
18084 for adding index to base.
18085
18086 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
18087
18088 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
18089 (MINGW_ENABLE_EXECUTE_STACK): New.
18090 (IN_LIBGCC2): For libgcc include windows.h file for
18091 function declarations.
18092
18093 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
18094
18095 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
18096 and tem2 if tem1 is not a REG or MULT.
18097
18098 2008-04-08 Jan Hubicka <jh@suse.cz>
18099
18100 * function.h (incomming_args): Break out of struct function.
18101 (function_subsections): Break out of struct function.
18102 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
18103 return_rtx and hard_reg_initial_vals from struct function.
18104 Kill inl_max_label_num.
18105 (current_function_pops_args, current_function_args_info,
18106 current_function_args_size, current_function_args_size,
18107 current_function_pretend_args_size,
18108 current_function_outgoing_args_size,
18109 current_function_internal_arg_pointer, current_function_return_rtx):
18110 Kill compatibility accestor macros.
18111 * builtins.c (expand_builtin_apply_args_1): Update.
18112 (expand_builtin_next_arg): Update.
18113 * df-scan.c (df_get_call_refs): Update.
18114 * dbxout.c (dbxout_function_end): Update.
18115 * dwarf2out.c (dwarf2out_switch_text_section): Update.
18116 (output_line_info): Update.
18117 (secname_for_decl): Update.
18118 (dwarf2out_var_location): Update.
18119 * function.c (free_after_compilation): Update.
18120 (assign_parm_find_stack_rtl): Update.
18121 (assign_parms): Update.
18122 (expand_dummy_function_end): Update.
18123 (expand_function_end): Update.
18124 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
18125 (expand_call): Update.
18126 (emit_library_call_value_1): Update.
18127 (store_one_arg): Update.
18128 * varasm.c (initialize_cold_section_name): Update.
18129 (unlikely_text_section): Update.
18130 (unlikely_text_section_p): Update.
18131 (assemble_start_function): Update.
18132 (assemble_end_function): Update.
18133 (default_section_type_flags): Update.
18134 (switch_to_section): Update.
18135 * integrate.c (set_decl_abstract_flags): Update.
18136 (get_hard_reg_initial_val): Update.
18137 (has_hard_reg_initial_val): Update.
18138 (allocate_initial_values): Update.
18139 * resource.c (init_resource_info): Update.
18140 * config/alpha/alpha.c (NUM_ARGS): Update.
18141 (direct_return): Update.
18142 (alpha_va_start): Update.
18143 (alpha_sa_size): Update.
18144 (alpha_initial_elimination_offset): Update.
18145 (alpha_expand_prologue): Update.
18146 (alpha_start_function): Update.
18147 (alpha_expand_epilogue): Update.
18148 (unicosmk_initial_elimination_offset):
18149 * config/alpha/alpha.md (call expander): Update.
18150 * config/s390/s390.c (s390_register_info): Update.
18151 (s390_register_info): Update.
18152 (s390_frame_info): Update.
18153 (s390_initial_elimination_offset): Update.
18154 (s390_build_builtin_va_list): Update.
18155 (s390_va_start): Update.
18156 * config/spu/spu.c (direct_return): Update.
18157 (spu_expand_prologue): Update.
18158 (spu_initial_elimination_offset): Update.
18159 (spu_build_builtin_va_list): Update.
18160 (spu_va_start): Update.
18161 * config/sparc/sparc.c (sparc_init_modes): Update.
18162 (sparc_compute_frame_size): Update.
18163 (function_value): Update.
18164 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
18165 * config/i386/i386.md (return expander): Update.
18166 * config/i386/i386.c (ix86_va_start): Update.
18167 (ix86_can_use_return_insn_p): Update.
18168 (ix86_compute_frame_layout): Update.
18169 (ix86_expand_epilogue): Update.
18170 * config/sh/sh.c (output_stack_adjust): Update.
18171 (calc_live_regs): Update.
18172 (sh_expand_prologue): Update.
18173 (sh_builtin_saveregs): Update.
18174 (sh_va_start): Update.
18175 (initial_elimination_offset): Update.
18176 (sh_allocate_initial_value): Update.
18177 (sh_function_ok_for_sibcall): Update.
18178 (sh_get_pr_initial_val): Update.
18179 * config/sh/sh.md (return expander): Update.
18180 * config/avr/avr.c (frame_pointer_required_p): UPdate.
18181 * config/crx/crx.c (crx_compute_frame): UPdate.
18182 (crx_initial_elimination_offset): UPdate.
18183 * config/xtensa/xtensa.c (compute_frame_size): Update
18184 (xtensa_builtin_saveregs): Update.
18185 (xtensa_va_start): Update.
18186 (order_regs_for_local_alloc): Update.
18187 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
18188 (xstormy16_expand_builtin_va_start): Update.
18189 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
18190 * config/m68hc11/m68hc11.md (return expanders): Update.
18191 * config/m68hc11/m68hc11.c (expand_prologue): Update.
18192 (expand_epilogue): Update.
18193 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
18194 (cris_simple_epilogue): Update.
18195 (cris_expand_prologue): Update.
18196 (cris_expand_epilogue): Update.
18197 * config/iq2000/iq2000.c (iq2000_va_start): Update.
18198 (compute_frame_size): Update.
18199 * config/mt/mt.c (mt_compute_frame_size): Update.
18200 * config/mn10300/mn10300.c (expand_prologue): Update.
18201 (expand_epilogue): Update.
18202 (initial_offset): Update.
18203 (mn10300_builtin_saveregs):
18204 * config/mn10300/mn10300.md (return expander): Update.
18205 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
18206 (ia64_initial_elimination_offset): Update.
18207 (ia64_initial_elimination_offset): Update.
18208 (ia64_expand_prologue): Update.
18209 * config/m68k/m68k.md (return expander): Update.
18210 * config/rs6000/rs6000.c (rs6000_va_start): Update.
18211 (rs6000_stack_info): Update.
18212 * config/mcore/mcore.c (layout_mcore_frame): Update.
18213 (mcore_expand_prolog): Update.
18214 * config/arc/arc.c (arc_compute_frame_size): Update.
18215 * config/score/score3.c (score3_compute_frame_size): Update.
18216 * config/score/score7.c (score7_compute_frame_size): Update.
18217 * config/arm/arm.c (use_return_insn): Update.
18218 (thumb_find_work_register): Update.
18219 (arm_compute_save_reg_mask): Update.
18220 (arm_output_function_prologue): Update.
18221 (arm_output_epilogue): Update.
18222 (arm_size_return_regs): Update.
18223 (arm_get_frame_offsets): Update.
18224 (arm_expand_prologue): Update.
18225 (thumb_exit): Update.
18226 (thumb_unexpanded_epilogue): Update.
18227 (thumb1_output_function_prologue): Update.
18228 * config/pa/pa.md (return expander): Update.
18229 * config/pa/pa.c (compute_frame_size): Update.
18230 (hppa_builtin_saveregs): Update.
18231 * config/mips/mips.c (mips_va_start): Update.
18232 (mips16_build_function_stub): Update.
18233 (mips_compute_frame_info): Update.
18234 (mips_restore_gp): Update.
18235 (mips_output_function_prologue): Update.
18236 (mips_expand_prologue): Update.
18237 * config/v850/v850.c (compute_frame_size): Update.
18238 (expand_prologue): * config/mmix/mmix.c (along): update.
18239 (mmix_initial_elimination_offset): update.
18240 (mmix_reorg): update.
18241 (mmix_use_simple_return): update.
18242 (mmix_expand_prologue): update.
18243 (mmix_expand_epilogue): Update.
18244 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
18245 (emit_link_insn): Update.
18246
18247 2008-04-08 Anatoly Sokolov <aesok@post.ru>
18248
18249 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
18250 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
18251 instructions.
18252 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
18253 atmega103 device.
18254
18255 2008-04-07 Jan Hubicka <jh@suse.cz>
18256
18257 * function.h (rtl): Rename to x_rtl.
18258 (crtl): New define.
18259 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
18260 frame_offset, stack_check_probe_note, arg_pointer_save_area,
18261 used_temp_slots avail_temp_slots, temp_slot_level,
18262 nonlocal_goto_handler_labels): Update accesstors.
18263 (rtl): New global variable.
18264 (struct function): Move some fileds to rtl_data.
18265 (get_arg_pointer_save_area): Update prototype.
18266 * builtins.c (expand_builtin_setjmp_receiver): Update call of
18267 get_arg_pointer_save_area.
18268 * expr.c (init_expr): Update
18269 * function.c (get_frame_size): Update
18270 (assign_stack_local): Update
18271 (expand_function_end): Update.
18272 (get_art_pointer_save_area): Update
18273 * function.h
18274 * emit-rtl.c (rtl): Declare.
18275 (regno_reg_rtx): Declare.
18276 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
18277 Update.
18278 (gen_reg_rtx): Update.
18279 * varasm.c (n_deferred_constatns): Update accestor.
18280 (init_varasm_status): Do not allocate varasm_status.
18281 (force_const_mem, get_pool_size, output_constant_pool): Update.
18282 * stmt.c (force_label_rtx): Do not use x_ prefixes.
18283 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
18284 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
18285 * sparc/sparc.h (INIT_EXPANDERS): Update.
18286 * ia64/ia64.h (INIT_EXPANDERS): Update.
18287
18288 2008-04-07 James E. Wilson <wilson@tuliptree.org>
18289
18290 * reload.c (push_secondary_reload): Add missing break to for loop.
18291
18292 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
18293
18294 PR middle-end/PR28690
18295 * rtlanal.c: Update copyright years.
18296 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
18297 as REG_POINTER and MEM_POINTER operands.
18298 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
18299 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
18300 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
18301 * gcse.c: Update copyright years.
18302 (pre_delete): Call gen_reg_rtx_and_attrs.
18303 (hoist_code): Likewise.
18304 (build_store_vectors): Likewise.
18305 (delete_store): Likewise.
18306 * loop-invariant.c (move_invariant_reg): Likewise.
18307 Update copyright years.
18308
18309 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
18310
18311 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
18312 control string instead of quoted.
18313
18314 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
18315
18316 * doc/rtl.texi: Rewrite of subreg section.
18317
18318 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
18319
18320 PR/35842
18321 * config/i386/i386.c (legitimize_pic_address): Add treating
18322 of dllimport SYM_REF's.
18323 (legitimize_dllimport_symbol): Add prototype.
18324
18325 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
18326
18327 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
18328 reference in constructor with non self-referential type.
18329
18330 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
18331
18332 Removal of Return with Depressed Stack Pointer support
18333 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
18334 (ECF_SP_DEPRESSED): Likewise.
18335 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
18336 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
18337 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18338 (expand_call): Do not test ECF_SP_DEPRESSED.
18339 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18340 * function.c (keep_stack_depressed): Delete.
18341 (handle_epilogue_set): Likewise.
18342 (update_epilogue_consts): Likewise.
18343 (emit_equiv_load): Likewise.
18344 (thread_prologue_and_epilogue_insns): Remove support for Return with
18345 Depressed Stack Pointer.
18346 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18347
18348 2008-04-06 Richard Guenther <rguenther@suse.de>
18349
18350 PR tree-optimization/35400
18351 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
18352 information from SSA_NAMEs.
18353
18354 2008-04-06 Anatoly Sokolov <aesok@post.ru>
18355
18356 * config/avr/avr.h (avr_mega_p): Remove declaration.
18357 (AVR_MEGA): Remove macro.
18358 * config/avr/avr.c (avr_mega_p): Remove variable.
18359 (avr_override_options): Remove inicializion of avr_mega_p.
18360 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18361 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18362 (avr_jump_mode): (Ditto.).
18363 (avr_output_progmem_section_asm_op): (Ditto.).
18364 (avr_asm_init_sections): (Ditto.).
18365 (avr_asm_init_sections): (Ditto.).
18366 (avr_rtx_costs): (Ditto.).
18367 * config/avr/avr.md: (Ditto.).
18368 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
18369 '__AVR_MEGA__'.
18370
18371 2008-04-06 Richard Guenther <rguenther@suse.de>
18372
18373 PR tree-optimization/35842
18374 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
18375 is_gimple_invariant_address.
18376
18377 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18378
18379 * gcc.c (default_compilers): Sync Fortran extensions list with
18380 that in fortran/lang-specs.h.
18381 * doc/invoke.texi: Likewise.
18382 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
18383 * dwarf2out.c (gen_compile_unit_die): Likewise.
18384
18385 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
18386
18387 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
18388
18389 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
18390
18391 PR target/12329
18392 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
18393 attribute is used for nested functions.
18394
18395 2008-04-05 Jan Hubicka <jh@suse.cz>
18396
18397 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
18398
18399 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
18400 letter argument.
18401 (dump_files): Update.
18402 (enable_rtl_dump_file): Do not accept letter argument.
18403 * tree-pass.h (dump_file_info): Remove letter argument.
18404 * toplev.c (decode_d_option): Update -da handling.
18405 * toplev.h (enable_rtl_dump_file): Update prototype.
18406 * passes.c (register_one_dump_file): Do not accept IPA argument; work
18407 it out based on pass type.
18408 (register_dump_files_1): Likewise.
18409 (init_optimization_passes): Update register_one_dump_file calls.
18410 (execute_one_pass): Sanity check that IPA passes are called at IPA
18411 level and RTL passes at RTL level.
18412 (execute_pass_list): IPA pass can not be after or subpass of
18413 GIMPLE/RTL pass.
18414 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
18415 disallov RTL subpasses of IPA subpasses.
18416
18417 2008-04-05 Ben Elliston <bje@au.ibm.com>
18418
18419 * tree-cfg.c (need_fake_edge_p): Return false for calls to
18420 builtins that return exactly once and do not throw. Cache call to
18421 call_expr_flags.
18422
18423 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
18424
18425 PR rtl-optimization/34916
18426 PR middle-end/35519
18427 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
18428 between instruction pairs.
18429
18430 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
18431
18432 * doc/invoke.texi: Document -mbitops for SH.
18433 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
18434 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
18435 * config/sh/sh.c (print_operand): Add %t operand code.
18436 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
18437 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
18438 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
18439 (extendqihi2): Likewise.
18440 (movqi_i): Likewise.
18441 (insv): Use bset, bclr and bst instructions for SH2A if possible.
18442 (extv): Use bld instruction for SH2A if possible.
18443 (extzv): Likewise.
18444 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
18445 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
18446 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
18447 (bset.b, bclr.b): Define peepholes.
18448 * config/sh/sh.opt (mbitops): New option.
18449
18450 2008-04-04 Janis Johnson <janis187@us.ibm.com>
18451
18452 PR target/35620
18453 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
18454 and view convert expression.
18455
18456 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18457
18458 PR target/35364
18459 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
18460
18461 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
18462
18463 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
18464
18465 * config/i386/cpuid.h (bit_AES): New.
18466 (bit_PCLMUL): Likewise.
18467
18468 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
18469 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
18470 SSE2 if AES or PCLMUL is enabled.
18471 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
18472 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18473 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
18474 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
18475 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
18476 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
18477 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18478 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
18479 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
18480 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
18481 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
18482 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
18483 __builtin_ia32_aeskeygenassist128 and
18484 __builtin_ia32_pclmulqdq128.
18485 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
18486 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
18487 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
18488
18489 * config/i386/i386.h (TARGET_AES): New.
18490 (TARGET_PCLMUL): Likewise.
18491 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
18492
18493 * config/i386/i386.md (UNSPEC_AESENC): New.
18494 (UNSPEC_AESENCLAST): Likewise.
18495 (UNSPEC_AESDEC): Likewise.
18496 (UNSPEC_AESDECLAST): Likewise.
18497 (UNSPEC_AESIMC): Likewise.
18498 (UNSPEC_AESKEYGENASSIST): Likewise.
18499 (UNSPEC_PCLMUL): Likewise.
18500
18501 * config/i386/i386.opt (maes): New.
18502 (mpclmul): Likewise.
18503
18504 * config/i386/sse.md (aesenc): New pattern.
18505 (aesenclast): Likewise.
18506 (aesdec): Likewise.
18507 (aesdeclast): Likewise.
18508 (aesimc): Likewise.
18509 (aeskeygenassist): Likewise.
18510 (pclmulqdq): Likewise.
18511
18512 * config/i386/wmmintrin.h: New.
18513
18514 * doc/extend.texi: Document AES and PCLMUL built-in function.
18515
18516 * doc/invoke.texi: Document -maes and -mpclmul.
18517
18518 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
18519
18520 * function.c (free_after_parsing): Replace with
18521 cxx_push_function_context from C++ front-end.
18522 (allocate_struct_function): Don't call langhook.
18523 * langhooks.h (struct lang_hooks_for_functions): Delete.
18524 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
18525 member "function".
18526 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
18527 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
18528 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
18529 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
18530 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
18531 remove LANG_HOOKS_FUNCTION_INITIALIZER.
18532 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
18533
18534 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
18535 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
18536
18537 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18538
18539 PR c/35440
18540 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
18541 for all types.
18542
18543 2008-04-04 Richard Guenther <rguenther@suse.de>
18544
18545 PR middle-end/35823
18546 * fold-const.c (optimize_minmax_comparison): Use the correct
18547 type for the constant in the simplified comparison.
18548
18549 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
18550
18551 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
18552 Pass L2 size as "--param l2-cache-size" to the compiler.
18553 (decode_l2_cache): New function to decode L2 cache parameters using
18554 0x8000006 extended cpuid function.
18555 (detect_caches_amd): Determine parameters of L2 cache using
18556 decode_l2_caches function.
18557 (decode_caches_intel): Decode L2 cache parameters.
18558 (detect_caches_intel): Determine L2 cache parameters using
18559 decode_caches_intel and decode_l2_caches functions.
18560
18561 2008-04-03 Bob Wilson <bob.wilson@acm.org>
18562
18563 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
18564 secondary input reload for subword loads from the constant pool.
18565
18566 2008-04-03 Janis Johnson <janis187@us.ibm.com>
18567
18568 PR target/35713
18569 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
18570 constants of the appropriate size for runtime calculations.
18571
18572 PR c/35712
18573 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
18574 decimal-float literal constant zero.
18575
18576 2008-04-03 Jakub Jelinek <jakub@redhat.com>
18577
18578 PR c/35738
18579 * c-parser.c (c_parser_omp_atomic): Call
18580 default_function_array_conversion on the RHS.
18581
18582 PR middle-end/35818
18583 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
18584 call is_variable_sized if decl has incomplete type.
18585
18586 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
18587
18588 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
18589
18590 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
18591
18592 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
18593 iterators.
18594 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
18595 (sgt<u>): Merge sgt and sgtu into new expander.
18596 (sgt, sgtu): Remove expanders.
18597 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
18598 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
18599 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
18600 *sgtu_<mode>_mips16 into new pattern.
18601 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
18602 (sge<u>): Merge sge and sgeu into new expander.
18603 (sge, sgeu): Remove expanders.
18604 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
18605 new pattern.
18606 (*sge_<mode>, second *sge_<mode>): Remove patterns.
18607 (slt<u>): Merge slt and sltu into new expander.
18608 (slt, sltu): Remove expanders.
18609 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
18610 (*slt_<mode>, *sltu_<mode>): Remove patterns.
18611 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
18612 *sltu_<mode>_mips16 into new pattern.
18613 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
18614 (sle<u>): Merge sle and sleu into new expander.
18615 (sle, sleu): Remove expanders.
18616 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
18617 (*sle_<mode>, *sleu_<mode>): Remove patterns.
18618 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
18619 *sleu_<mode>_mips16 into new pattern.
18620 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
18621
18622 2008-04-03 Jan Hubicka <jh@suse.cz>
18623
18624 PR tree-optimization/35795
18625 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
18626 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
18627 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
18628 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
18629 * score/score3.c (score3_output_mi_thunk): Likewise.
18630 * score/score7.c (score7_output_mi_thunk): Likewise.
18631 * mips/mips.c (mips_output_mi_thunk): Likewise.
18632
18633 2008-04-03 Richard Guenther <rguenther@suse.de>
18634
18635 * tree-vrp.c (extract_range_from_unary_expr): Handle all
18636 conversions. Simplify code.
18637
18638 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
18639
18640 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
18641
18642 2008-04-03 Tom Tromey <tromey@redhat.com>
18643 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18644
18645 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
18646 * config/bfin/t-bfin-linux (generated_files): Add
18647 linux-sysroot-suffix.h.
18648 * doc/install.texi (Prerequisites): Require make 3.80.
18649 * doc/sourcebuild.texi (Front End Directory): Document new
18650 variable.
18651 * Makefile.in (generated_files): New variable.
18652 (ALL_HOST_OBJS): New variable.
18653 ($(ALL_HOST_OBJS)): New target.
18654
18655 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
18656
18657 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
18658 (remap_block): Call id->transform_lang_insert_block instead
18659 of langhook.
18660 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
18661 Set id.transform_lang_insert_block to NULL.
18662 (clone_body): Move to cp/optimize.c
18663 * tree-inline.h (struct copy_body_data): Change
18664 transform_lang_insert_block to function pointer.
18665 (copy_generic_body, copy_decl_no_change): Export.
18666 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
18667 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
18668 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
18669
18670 * c-tree.h (insert_block): Kill.
18671 * c-decl.c (insert_block): Kill.
18672
18673 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
18674
18675 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
18676 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
18677 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
18678 argument.
18679 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
18680 argument, call {push,pop}_function_context from here.
18681 * c-parser.c: Use c_{push,pop}_function_context.
18682
18683 * function.c (push_function_context_to): Move meat ...
18684 (push_function_context): ... here. Simplify.
18685 * function.c (pop_function_context_from): Move meat ...
18686 (pop_function_context): ... here. Simplify.
18687 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
18688 leave_nested).
18689 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
18690 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
18691 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
18692 * tree.h (push_function_context_to, pop_function_context_from): Remove.
18693
18694 2008-04-03 Ben Elliston <bje@au.ibm.com>
18695
18696 * expmed.c (extract_force_align_mem_bit_field): Remove.
18697
18698 2008-04-03 Richard Guenther <rguenther@suse.de>
18699
18700 PR middle-end/35800
18701 * expr.h (try_casesi): Adjust prototype.
18702 * expr.c (try_casesi): Take fallback label as extra parameter.
18703 Use that for gen_casesi if default_label is NULL.
18704 * stmt.c (expand_case): Pass fallback label to try_casesi,
18705 make sure to fill gaps with a fallback label if default_label
18706 is not present.
18707
18708 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
18709
18710 PR target/35801
18711 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
18712
18713 2008-04-03 Ben Elliston <bje@au.ibm.com>
18714
18715 * expmed.c (extract_split_bit_field): Remove if (0) code.
18716 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
18717 (do_ds_constraint): Likewise.
18718
18719 2008-04-02 Joseph Myers <joseph@codesourcery.com>
18720
18721 * doc/cppopts.texi (-dU): Document.
18722 * c-common.h (flag_dump_macros): Update comment.
18723 * c-opts.c (handle_OPT_d): Handle -dU.
18724 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
18725 dump_queued_macros, cb_used_define, cb_used_undef): New.
18726 (init_pp_output): Handle -dU.
18727 (cb_line_change): Call dump_queued_macros.
18728 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
18729
18730 2008-04-02 Anatoly Sokolov <aesok@post.ru>
18731
18732 * config/avr/predicates.md (io_address_operand): New predicate.
18733 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
18734 * config/avr/avr.c (avr_io_address_p): Remove function.
18735 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
18736 'avr_io_address_p' function.
18737 (out_movhi_r_mr): (Ditto.).
18738 (out_movqi_mr_r): (Ditto.).
18739 (out_movhi_mr_r): (Ditto.).
18740 (avr_address_cost): (Ditto.).
18741
18742 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
18743
18744 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
18745 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
18746 in 32bit mode when XMM registers are available to avoid store
18747 forwarding stalls.
18748 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
18749 corresponding post-reload splitters.
18750
18751 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
18752
18753 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
18754 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
18755 __builtin_ia32_roundss.
18756 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
18757 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
18758 __builtin_ia32_roundss.
18759 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
18760 IX86_BUILTIN_SHUFPD here.
18761
18762 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
18763
18764 * config/i386/i386.md (plogic): New.
18765 (plogicprefix): Likewise.
18766
18767 * config/i386/mmx.md (mmx_<code><mode>3): New.
18768 (mmx_and<mode>3): Removed.
18769 (mmx_ior<mode>3): Likewise.
18770 (mmx_xor<mode>3): Likewise.
18771
18772 * config/i386/sse.md (<code><mode>3): New.
18773 (*<code><mode>3): Likewise.
18774 (*<code><mode>3): Likewise.
18775 (<code><mode>3): Likewise.
18776 (*sse_<code><mode>3): Likewise.
18777 (*sse2_<code><mode>3): Likewise.
18778 (<code>tf3): Likewise.
18779 (*<code>tf3): Likewise.
18780 (and<mode>3): Likewise.
18781 (*and<mode>3): Likewise.
18782 (ior<mode>3): Removed.
18783 (*ior<mode>3): Likewise.
18784 (xor<mode>3): Likewise.
18785 (*xor<mode>3): Likewise.
18786 (*and<mode>3): Likewise.
18787 (*ior<mode>3): Likewise.
18788 (*xor<mode>3): Likewise.
18789 (and<mode>3): Likewise.
18790 (*sse_and<mode>3): Likewise.
18791 (*sse2_and<mode>3): Likewise.
18792 (andtf3): Likewise.
18793 (*andtf3): Likewise.
18794 (ior<mode>3): Likewise.
18795 (*sse_ior<mode>3): Likewise.
18796 (*sse2_ior<mode>3): Likewise.
18797 (iortf3): Likewise.
18798 (*iortf3): Likewise.
18799 (xor<mode>3): Likewise.
18800 (*sse_xor<mode>3): Likewise.
18801 (*sse2_xor<mode>3): Likewise.
18802 (xortf3): Likewise.
18803 (*xortf3): Likewise.
18804
18805 2008-04-02 Richard Guenther <rguenther@suse.de>
18806
18807 PR tree-optimization/14495
18808 PR tree-optimization/34793
18809 * tree-vrp.c (struct switch_update): New structure.
18810 (to_remove_edges, to_update_switch_stmts): New VECs.
18811 (simplify_switch_using_ranges): New function. Remove not taken
18812 case labels and edges.
18813 (simplify_stmt_using_ranges): Call it.
18814 (identify_jump_threads): Mark edges we have queued for removal
18815 so we don't thread them.
18816 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
18817 case label vector.
18818 * tree-cfg.c (group_case_labels): Deal with missing default label.
18819 (tree_verify_flow_info): Allow missing default label.
18820 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
18821 (emit_case_nodes): Likewise.
18822 (expand_case): Do not rely on the default label to be present.
18823 * expr.c (try_casesi): Deal with NULL default_label.
18824 (do_tablejump): Likewise.
18825
18826 2008-04-02 Richard Guenther <rguenther@suse.de>
18827
18828 PR tree-optimization/14495
18829 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
18830 SWITCH_EXPR here ...
18831 (vrp_visit_switch_stmt): ... but here (new function).
18832 (find_case_label_index): New helper function.
18833 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
18834
18835 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18836
18837 * fwprop.c: Fix ISO-C99ism.
18838
18839 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18840
18841 PR bootstrap/35752
18842 * Makefile.in (objdir): Set it here.
18843 * configure.ac: Not here. Find dynamic linker characteristics.
18844 * exec-tool.in: Use them.
18845 * aclocal.m4: Regenerate.
18846 * configure: Regenerate.
18847
18848 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18849
18850 * expr.c (expand_var): Delete it.
18851 * expr.h (expand_var): Delete prototype.
18852 * function.c (expand_function_start): Use expand_decl instead.
18853 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
18854 langhook.
18855
18856 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
18857
18858 PR rtl-optimization/35542
18859 * fwprop.c (forward_propagate_and_simplify): Replace
18860 loc_reg_mentioned_in_p with reg_mentioned_p.
18861
18862 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18863
18864 PR rtl-optimization/35281
18865 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
18866 (propagate_rtx_1): Handle PR_HANDLE_MEM.
18867 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
18868 (varying_mem_p): Move above propagate_rtx.
18869 (all_uses_available_at): Do not check MEMs.
18870
18871 2008-04-02 Rafael Espíndola <espindola@google.com>
18872
18873 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
18874 (register_edge_assert_for_2): Split the cond argument.
18875 (register_edge_assert_for_1): Adjust for the change in
18876 register_edge_assert_for_2.
18877 (register_edge_assert_for): Split the cond argument.
18878 (find_switch_asserts): Adjust for the change in
18879 register_edge_assert_for.
18880
18881 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
18882
18883 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
18884 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
18885 offsets for 64-bit mingw.
18886 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
18887 abi for x86_64-pc-mingw.
18888
18889 2008-04-02 Richard Guenther <rguenther@suse.de>
18890
18891 * tree-vrp.c (extract_range_from_assert): Make sure to not
18892 produce range min/max with TREE_OVERFOW set.
18893 If merging a anti-range and a range keep the anti-range if
18894 the range covers all values of the type.
18895 (register_edge_assert_for_2): Only allow sign-changing
18896 conversions in detecting canonical range checks. Also
18897 register an assert for the unsigned name if useful.
18898
18899 PR tree-optimization/35787
18900 * tree-vrp.c (vrp_val_max): New function.
18901 (vrp_val_min): Likewise.
18902 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
18903 (vrp_val_is_min): Likewise.
18904 (supports_overflow_infinity): Use vrp_val_{min,max}.
18905 (negative_overflow_infinity): Likewise.
18906 (positive_overflow_infinity): Likewise.
18907 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
18908 (is_positive_overflow_infinity): Likewise.
18909 (is_overflow_infinity): Likewise.
18910 (avoid_overflow_infinity): Use vrp_val_{min,max} and
18911 vrp_val_is_{min,max}.
18912 (set_and_canonicalize_value_range): Canonicalize anti-ranges
18913 to ranges if possible. Avoid empty ranges.
18914
18915 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18916
18917 PR middle-end/35705
18918 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
18919 the expression is a function address.
18920
18921 2008-04-01 George Helffrich <george@gcc.gnu.org>
18922
18923 PR fortran/35154, fortran/23057
18924 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
18925 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
18926 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
18927 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
18928 in common.
18929 (dbxout_syms): Check for COMMON-based symbol and wrap in
18930 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
18931 in bracket for efficiency.
18932
18933 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
18934 using DW_TAG_common_block + member offset.
18935 (add_pubname_string): New function.
18936 (dw_expand_expr): New function to find block name and offset for
18937 COMMON var.
18938 (common_check): New function to check whether symbol in Fortran COMMON.
18939 (gen_variable_die): If COMMON, use DW_TAG_common_block.
18940
18941 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
18942
18943 PR c/35436
18944 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
18945
18946 2008-04-02 Ben Elliston <bje@au.ibm.com>
18947
18948 * config/v850/v850.md (casesi): Remove if (0) code.
18949 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
18950 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
18951
18952 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
18953
18954 * config/i386/i386.md (rex64suffix): New mode attribute.
18955 (floathi<mode>2): Disable expander for SSE math.
18956 (*floathi<mode>2_1): New insn insn_and_split pattern.
18957 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
18958 corresponding post-reload splitters.
18959 (*floathi<mode>2_i387): New macroized insn pattern.
18960 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
18961 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
18962 insn_and_split pattern.
18963 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
18964 New macroized instruction patterns and corresponding post-reload
18965 splitters.
18966 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
18967 and corresponding post-reload splitters.
18968 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
18969 New macroized instruction patterns.
18970 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
18971 macroized instruction patterns and corresponding post-reload splitters.
18972 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
18973 corresponding post-reload splitters.
18974 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
18975 New macroized instruction patterns.
18976 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
18977 corresponding post-reload splitters.
18978 (*floatsi<mode>2_i387): New macroized instruction patterns.
18979
18980 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
18981
18982 * config/i386/i386.md (smaxmin): New.
18983 (umaxmin): Likewise.
18984 (maxminiprefix): Likewise.
18985 (maxminfprefix): Likewise.
18986 (<code><mode>3): Likewise.
18987 (smin<mode>3): Removed.
18988 (smax<mode>3): Likewise.
18989
18990 * config/i386/mmx.md (mmx_<code>v2sf3): New.
18991 (mmx_<code>v4hi3): Likewise.
18992 (mmx_<code>v8qi3): Likewise.
18993 (mmx_smaxv2sf3): Removed.
18994 (mmx_sminv2sf3): Likewise.
18995 (mmx_umaxv8qi3): Likewise.
18996 (mmx_smaxv4hi3): Likewise.
18997 (mmx_uminv8qi3): Likewise.
18998 (mmx_sminv4hi3): Likewise.
18999
19000 * config/i386/sse.md (<addsub><mode>3): New.
19001 (*<addsub><mode>3): Likewise.
19002 (<sse>_vm<addsub><mode>3): Likewise.
19003 (<maxmin><mode>3): Likewise.
19004 (*<maxmin><mode>3_finite): Likewise.
19005 (*<maxmin><mode>3): Likewise.
19006 (<sse>_vm<maxmin><mode>3): Likewise.
19007 (sse3_h<addsub>v4sf3): Likewise.
19008 (sse3_h<addsub>v2df3): Likewise.
19009 (<maxmin>v16qi3): Likewise.
19010 (*<maxmin>v16qi3): Likewise.
19011 (<maxmin>v8hi3): Likewise.
19012 (*<maxmin>v8hi3): Likewise.
19013 (*sse4_1_<maxmin><mode>3): Likewise.
19014 (*sse4_1_<maxmin><mode>3): Likewise.
19015 (add<mode>3): Removed.
19016 (*add<mode>3): Likewise.
19017 (<sse>_vmadd<mode>3): Likewise.
19018 (sub<mode>3): Likewise.
19019 (*sub<mode>3): Likewise.
19020 (<sse>_vmsub<mode>3): Likewise.
19021 (smin<mode>3): Likewise.
19022 (*smin<mode>3_finite): Likewise.
19023 (*smin<mode>3): Likewise.
19024 (<sse>_vmsmin<mode>3): Likewise.
19025 (smax<mode>3): Likewise.
19026 (*smax<mode>3_finite): Likewise.
19027 (*smax<mode>3): Likewise.
19028 (<sse>_vmsmax<mode>3): Likewise.
19029 (sse3_haddv4sf3): Likewise.
19030 (sse3_haddv2df3): Likewise.
19031 (sse3_hsubv4sf3): Likewise.
19032 (sse3_hsubv2df3): Likewise.
19033 (umaxv16qi3): Likewise.
19034 (*umaxv16qi3): Likewise.
19035 (smaxv8hi3): Likewise.
19036 (*smaxv8hi3): Likewise.
19037 (*sse4_1_smax<mode>3): Likewise.
19038 (*sse4_1_umax<mode>3): Likewise.
19039 (uminv16qi3): Likewise.
19040 (*uminv16qi3): Likewise.
19041 (sminv8hi3): Likewise.
19042 (*sminv8hi3): Likewise.
19043 (*sse4_1_smin<mode>3): Likewise.
19044 (*sse4_1_umin<mode>3): Likewise.
19045
19046 2008-04-01 Rafael Espíndola <espindola@google.com>
19047
19048 * tree-cfg.c (verify_expr): remove in_phi.
19049 (verify_stmt): Don't call walk_tree with verify_expr. Use
19050 is_gimple_min_invariant instead of is_gimple_val.
19051
19052 2008-04-01 Joseph Myers <joseph@codesourcery.com>
19053
19054 * doc/include/gpl_v3.texi: Update for manpage generation.
19055 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
19056 gpl.texi.
19057 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
19058 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
19059 gpl_v3.texi instead of gpl.texi.
19060 (gpl.pod): New.
19061
19062 2008-04-01 Jakub Jelinek <jakub@redhat.com>
19063
19064 PR pch/13675
19065 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
19066
19067 2008-04-01 Rafael Espíndola <espindola@google.com>
19068
19069 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
19070 (extract_code_and_val_from_cond): Use
19071 extract_code_and_val_from_cond_with_ops.
19072
19073 2008-04-01 Jan Hubicka <jh@suse.cz>
19074
19075 * function.c (free_after_compilation): Free epilogue_delay_list.
19076 (prepare_function_start): Assert that previous compilation was freed.
19077
19078 2008-04-01 Jan Hubicka <jh@suse.cz>
19079 Jim Wilson <wilson@tuliptree.org>
19080 Andreas Tobler <andreast@gcc.gnu.org>
19081
19082 PR middle-end/35781
19083 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
19084 rtl.emit instead cfun->emit.
19085 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
19086 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
19087
19088 2008-04-01 Ben Elliston <bje@au.ibm.com>
19089
19090 * doc/c-tree.texi (Function Basics): Fix grammatical error.
19091
19092 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
19093
19094 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
19095 New options
19096 (fprofile-use): Add var flag_profile_use
19097 * coverage.c (coverage_begin_output): Do not open a gcno file for
19098 output only if -ftest-coverage is set.
19099 Do not add getpwd() to gcda file path.
19100 (build_gcov_info): Check the new flag
19101 flag_profile_datafile_relative_path.
19102 (coverage_init): Use profile_data_prefix.
19103 Read profile counter only if flag_profile_use is set.
19104 * opts.c (common_handle_option): New option fprofile-use=,
19105 fprofile-dir=, fprofile-generate=.
19106 * toplev.c (profile_data_prefix): New variable definition.
19107 * toplev.h (profile_data_prefix): New declaration.
19108 * doc/invoke.tex (Option Summary, Optimization Options):
19109 Add new options.
19110
19111 2008-03-31 James E. Wilson <wilson@tuliptree.org>
19112
19113 * varasm.c (output_constant_pool_1): In LABEL_REF check,
19114 use tmp consistently.
19115
19116 PR target/35695
19117 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
19118 * config/ia64/ia64.c (rtx_needs_barrier): Handle
19119 UNSPEC_FR_RECIP_APPROX_RES.
19120 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
19121
19122 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
19123
19124 PR c/35750
19125 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
19126
19127 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
19128
19129 PR middle-end/30186
19130 * fold-const.c (fold_indirect_ref_1): Support accessing non first
19131 element of the vector via a pointer.
19132
19133 2008-03-31 Ian Lance Taylor <iant@google.com>
19134
19135 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
19136
19137 2008-03-31 Jan Hubicka <jh@suse.cz>
19138
19139 * builtins.c (expand_builtin_setjmp_receiver): Update call of
19140 get_arg_pointer_save_area.
19141 * expr.c (init_expr): Just clear out rtl.expr.
19142 * function.c (free_after_compilation): Clear out whole RTL structure.
19143 (get_func_frame_size): Merge into ...
19144 (get_frame_size): ... this one.
19145 (assign_stack_local_1): Merge into ...
19146 (assign_stack_local): ... this one.
19147 (expand_function_end): Update call of get_arg_pointer_save_area.
19148 (get_art_pointer_save_area): Remove cfun argument.
19149 * function.h (emit_status): regno_pointer_align does not need length
19150 attribute. Move x_regno_reg_rtx to ...
19151 (regno_reg_rtx): ... new global array.
19152 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
19153 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
19154 apply_args_value, forced_labels, stack_pointer_delta):
19155 Update accestors.
19156 (struct varasm_status): Move here from varasm.c
19157 (struct rtl_data): New. Move here some fields from struct function.
19158 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
19159 frame_offset, stack_check_probe_note, arg_pointer_save_area,
19160 used_temp_slots avail_temp_slots, temp_slot_level,
19161 nonlocal_goto_handler_labels): Update accesstors.
19162 (rtl): New global variable.
19163 (struct function): Move some fileds to rtl_data.
19164 (get_arg_pointer_save_area): Update prototype.
19165 * emit-rtl.c (rtl): Declare.
19166 (regno_reg_rtx): Declare.
19167 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
19168 Update.
19169 (gen_reg_rtx): Update.
19170 (init_virtual_regs): Do not tate emit_status argument.
19171 (init_emit): Do not allocate emit.
19172 * varasm.c (varasm_statuc): Move to function.h.
19173 (n_deferred_constatns): Update accestor.
19174 (init_varasm_status): Do not allocate varasm_status.
19175 (force_const_mem, get_pool_size, output_constant_pool): Update.
19176 * stmt.c (force_label_rtx): Do not use x_ prefixes.
19177 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
19178
19179 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
19180
19181 PR rtl-optimization/35729
19182 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
19183 references.
19184
19185 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
19186
19187 PR target/32000
19188 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
19189 load/store if memory is unaligned.
19190 (*movti_rex64): Likewise.
19191
19192 * config/i386/predicates.md (misaligned_operand): New.
19193
19194 2008-03-31 Andrew Pinski <pinskia@gmail.com>
19195
19196 PR tree-opt/35431
19197 * tree-ssa-phiopt.c (conditional_replacement): Return early for
19198 complex types.
19199
19200 2008-03-31 Jan Beulich <jbeulich@novell.com>
19201
19202 * config/ia64/constraints.md: Add 'j' constraint.
19203 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
19204 (movdi_internal): Likewise.
19205
19206 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
19207
19208 PR c/35748
19209 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
19210
19211 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
19212
19213 PR target/35757
19214 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
19215 proper error message for the third argument on blendpd and
19216 blendps.
19217
19218 * config/i386/sse.md (blendbits): New.
19219 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
19220
19221 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
19222
19223 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
19224
19225 2008-03-30 Richard Guenther <rguenther@suse.de>
19226
19227 PR middle-end/31023
19228 * fold-const.c (fold_sign_changed_comparison): Do leave
19229 conversions to base-types alone.
19230
19231 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
19232
19233 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
19234 the link register if one altivec register is be saved.
19235
19236 2008-03-30 Ben Elliston <bje@au.ibm.com>
19237
19238 * final.c (final_scan_insn): Remove if (0) code.
19239
19240 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
19241
19242 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
19243
19244 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
19245
19246 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
19247 of V4SFmode to ix86_binary_operator_ok.
19248
19249 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
19250
19251 * config/i386/i386.c (override_options): Initialize
19252 ix86_veclib_handler to ix86_veclibabi_svml when
19253 -mveclibabi=svml is used.
19254 (ix86_veclibabi_svml): New function for SVML ABI style
19255 vectorization support.
19256 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
19257
19258 2008-03-28 Rafael Espíndola <espindola@google.com>
19259
19260 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
19261 (tree_binary_nonnegative_warnv_p): Make it public.
19262 (tree_single_nonnegative_warnv_p): Make it public.
19263 (tree_invalid_nonnegative_warnv_p): Make it public.
19264 (tree_unary_nonzero_warnv_p): Make it public.
19265 (tree_binary_nonzero_warnv_p): Make it public
19266 (tree_single_nonzero_warnv_p): Make it public.
19267 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
19268 (extract_range_from_binary_expr): Split the expr argument.
19269 (extract_range_from_unary_expr): Split the expr argument.
19270 (extract_range_from_comparison): Split the expr argument.
19271 (extract_range_from_expr): Use the new aux functions.
19272 (vrp_evaluate_conditional_warnv): Use
19273 vrp_evaluate_conditional_warnv_with_ops.
19274 * tree.h (tree_unary_nonzero_warnv_p): Declare.
19275 (tree_binary_nonzero_warnv_p): Declare.
19276 (tree_single_nonzero_warnv_p): Declare.
19277 (tree_expr_nonzero_warnv_p): Declare.
19278 (tree_unary_nonnegative_warnv_p): Declare.
19279 (tree_binary_nonnegative_warnv_p): Declare.
19280 (tree_single_nonnegative_warnv_p): Declare.
19281 (tree_invalid_nonnegative_warnv_p): Declare.
19282
19283 2008-03-28 Richard Guenther <rguenther@suse.de>
19284
19285 PR tree-optimization/30317
19286 PR tree-optimization/30911
19287 PR tree-optimization/34793
19288 * tree-vrp.c (set_and_canonicalize_value_range): New function.
19289 (struct assert_locus_d): New member EXPR.
19290 (register_new_assert_for): Add EXPR parameter to support
19291 ASSERT_EXPR <name, expr OP limit>.
19292 (register_edge_assert_for_1): Adjust callers.
19293 (find_assert_locations): Likewise.
19294 (process_assert_insertions_for): Build condition from expression.
19295 (extract_range_from_assert): Handle ASSERT_EXPRs
19296 of the form ASSERT_EXPR <name, expr OP limit>.
19297 (register_edge_assert_for_2): New helper registering
19298 asserts for comparisons. Recognize range tests of the form
19299 (unsigned)i - CST1 OP CST2.
19300 (register_edge_assert_for_1): Use it.
19301 (register_edge_assert_for): Likewise.
19302 (needs_overflow_infinity): Integer sub-types
19303 do not need overflow infinities.
19304 (vrp_val_is_max): The extreme values of integer sub-types
19305 are those of the base type.
19306 (vrp_val_is_min): Likewise.
19307 * tree.def (ASSERT_EXPR): Document extra allowed conditional
19308 expressions.
19309
19310 2008-03-28 Nick Clifton <nickc@redhat.com>
19311
19312 PR target/31110
19313 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
19314 Return GENERAL_REGS for stack adjustment reloads.
19315
19316 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
19317
19318 PR target/31334
19319 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
19320 const_vector when all the vectors are constant.
19321
19322 2008-03-27 Bob Wilson <bob.wilson@acm.org>
19323
19324 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
19325 comparisons.
19326 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
19327 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
19328 (scc_sf): New.
19329 (s<code>_sf): Use new scc_sf attribute for opcode names.
19330
19331 2008-03-27 Tom Tromey <tromey@redhat.com>
19332
19333 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
19334 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
19335 config/spu/t-spu-elf, config/i386/t-interix,
19336 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
19337 config/i386/x-darwin, config/i386/x-mingw32,
19338 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
19339 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
19340 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
19341 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
19342 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
19343 config/rs6000/x-darwin, config/rs6000/t-rs6000,
19344 config/score/t-score-elf, config/arm/t-strongarm-pe,
19345 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
19346 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
19347 Revert automatic dependency patch.
19348
19349 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
19350
19351 PR target/35657
19352 * config/i386/i386.c (ix86_function_arg_boundary): Align
19353 decimal floating point to its natural boundary.
19354
19355 2008-03-27 Richard Guenther <rguenther@suse.de>
19356
19357 PR middle-end/35716
19358 * fold-const.c (fold_comparison): Restrict distinct decl
19359 comparison folding to VAR_DECLs and PARM_DECLs. Do not
19360 solely rely on operand_equal_p.
19361
19362 2008-03-27 Richard Guenther <rguenther@suse.de>
19363
19364 PR c/32511
19365 * c-common.c (handle_weak_attribute): Reject combination of
19366 weak and inline.
19367
19368 2008-03-27 Richard Guenther <rguenther@suse.de>
19369
19370 PR tree-optimization/32810
19371 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
19372 conversions from DECL_INITIAL.
19373 (fold_const_aggregate_ref): Likewise from constructor elements.
19374
19375 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
19376
19377 * tree-affine.h (aff_combination_expand): Declare.
19378 (get_inner_reference_aff): Likewise.
19379 * tree-affine.c (aff_combination_expand): Split out from
19380 tree_to_aff_combination_expand.
19381 (get_inner_reference_aff): New function.
19382 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
19383 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
19384 (struct lim_aux_data): sm_done field removed.
19385 (mem_ref_loc_p, mem_ref_locs_p): New types.
19386 (struct mem_ref): Added id, stored, accesses_in_loop,
19387 indep_loop, dep_loop, indep_ref, dep_ref fields.
19388 Removed is_stored, locs and next fields.
19389 (memory_accesses): New variable.
19390 (movement_possibility): Do not allow moving statements
19391 that store to memory.
19392 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
19393 New functions.
19394 (determine_max_movement): For statements with memory references,
19395 find the outermost loop in that the reference is independent.
19396 (move_computations_stmt): Mark the virtual operands for renaming.
19397 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
19398 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
19399 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
19400 add_vop_ref_mapping, create_vop_ref_mapping_loop,
19401 create_vop_ref_mapping, analyze_memory_references,
19402 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
19403 get_all_locs_in_loop, ref_always_accessed_p,
19404 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
19405 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
19406 store_motion_loop, store_motion): New functions.
19407 (struct vop_to_refs_elt): New type.
19408 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
19409 memref_hash, memref_eq, hoist_memory_references): Rewritten.
19410 (schedule_sm): Replaced by...
19411 (execute_sm): ... this.
19412 (determine_lsm_ref, hoist_memory_references,
19413 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
19414 find_more_ref_vops, free_mem_ref, free_mem_refs,
19415 determine_lsm_loop, determine_lsm): Removed.
19416 (tree_ssa_lim_finalize): Free data structures used by store motion.
19417 (tree_ssa_lim): Call analyze_memory_references. Use
19418 store_motion instead of determine_lsm.
19419
19420 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19421
19422 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
19423 rename tmake_file to m68hc11/t-m68hc11.
19424 (mcore): Set inhibit_libc to true.
19425 * config.host (alpha*-dec-*vms*): Set extra_programs.
19426 (interix3*): Don't use host_xmake_file.
19427 * configure.ac: Let config.gcc override inhibit_libc.
19428 * configure: Regenerate.
19429
19430 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
19431 * config/t-openbsd-thread: Remove commented out lines.
19432
19433 * config/x-interix: Remove.
19434
19435 * config/m68hc11/t-m68hc11-gas: Rename to...
19436 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
19437
19438 * config/mcore/t-mcore: Remove T_CFLAGS.
19439 * config/mcore/t-mcore-pe: Likewise.
19440
19441 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19442
19443 * configure.ac: Replace custom __GNU_SOURCE test with
19444 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
19445 * aclocal.m4: Regenerate.
19446 * configure: Regenerate.
19447 * config.in: Regenerate.
19448
19449 2008-03-27 Richard Guenther <rguenther@suse.de>
19450
19451 * fold-const.c (target.h): Include.
19452 (fold_comparison): Fold comparison of addresses of decls
19453 that bind locally or of constants. Consolidate address folding code.
19454 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
19455 results from fold_binary_to_constant.
19456 (compare_values_warnv): Likewise.
19457
19458 2008-03-27 Andrew Pinski <pinskia@gmail.com>
19459
19460 PR middle-end/35429
19461 * fold-const.c (fold_truthop): Check for integeral types when folding
19462 a == 0 && b == 0 and a != 0 || b != 0 .
19463
19464 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
19465
19466 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
19467
19468 2008-03-26 Andreas Schwab <schwab@suse.de>
19469
19470 * doc/invoke.texi: Fix use of @item vs. @itemx.
19471
19472 2008-03-26 Tom Tromey <tromey@redhat.com>
19473
19474 * Makefile.in (build/gensupport.o, build/print-rtl.o,
19475 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
19476 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
19477 build/gencodes.o, build/genconditions.o, build/genconfig.o,
19478 build/genconstants.o, build/genemit.o, build/genextract.o,
19479 build/genflags.o, build/genmddeps.o, build/genopinit.o,
19480 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
19481 options.h.
19482
19483 2008-03-26 Richard Guenther <rguenther@suse.de>
19484
19485 Revert
19486 2008-03-26 Richard Guenther <rguenther@suse.de>
19487
19488 * fold-const.c (target.h): Include.
19489 (fold_comparison): Fold comparison of addresses of two decls
19490 that bind locally. Consolidate address folding code.
19491
19492 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19493
19494 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
19495 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
19496 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
19497 dconstsqrt2, dconstthird, dconste and/or dconst10.
19498 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
19499 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
19500 dconstsqrt2, dconste): Delete.
19501 (init_emit_once): Likewise. Simplify initializing dconstm1.
19502 Constify variable.
19503 * real.c (get_real_const): New.
19504 * real.h (dconst3, dconst10, dconstm2, dconstthird,
19505 dconstsqrt2, dconste): Delete.
19506 (real_value_const, get_real_const): New.
19507
19508 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
19509
19510 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
19511
19512 * config/i386/i386.c (ix86_function_arg_boundary): Check
19513 BIGGEST_ALIGNMENT instead of 128.
19514 (setup_incoming_varargs_64): Likewise.
19515
19516 2008-03-26 Tom Tromey <tromey@redhat.com>
19517
19518 * Makefile.in (DEPFILES): Add missing '/'.
19519
19520 2008-03-26 Richard Guenther <rguenther@suse.de>
19521
19522 * fold-const.c (target.h): Include.
19523 (fold_comparison): Fold comparison of addresses of two decls
19524 that bind locally. Consolidate address folding code.
19525
19526 2008-03-26 Nick Clifton <nickc@redhat.com>
19527
19528 PR target/31232
19529 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
19530 not allow INT+INT as a legitimate addressing mode.
19531
19532 2008-03-26 Richard Guenther <rguenther@suse.de>
19533
19534 * tree-flow.h (widen_bitfield): Remove declaration.
19535 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
19536 (widen_bitfield): Remove function.
19537 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
19538 code.
19539
19540 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
19541
19542 PR target/31558
19543 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
19544 error_mark_node's.
19545
19546 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
19547
19548 PR rtl-optimization/35232
19549 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
19550 (forget_old_reloads_1, forget_marked_reloads): Don't clear
19551 reg_reloaded_call_part_clobbered here.
19552 (reload_regs_reach_end_p): New function.
19553 (reload_reg_rtx_for_input): New variable.
19554 (reload_reg_rtx_for_output): Likewise.
19555 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
19556 when reassigning a pseudo register. Load reloadreg from
19557 reload_reg_rtx_for_input, moving the mode and register
19558 calculation to...
19559 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
19560 instead of the original when deciding whether an input reload
19561 would be a no-op or whether an output reload can be deleted.
19562 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
19563 when setting up new_spill_reg_store. Load it from
19564 reload_reg_rtx_for_output, moving the mode and register
19565 calculation to...
19566 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
19567 instead of the original when deciding whether an output reload
19568 would be a no-op. Do the same when modifying insn notes.
19569 Use rtx_equal_p instead of == to compare the registers.
19570 (inherit_piecemeal_p): Take a mode and two register numbers
19571 as argument.
19572 (emit_reload_insns): Clear new_spill_reg_store for every hard
19573 register in the reload register. Remove spill registers
19574 from reg_reloaded_valid before considering whether to record
19575 inheritance information for them. Use reload_reg_rtx_for_output
19576 instead of reg_rtx when recording output reloads. Use
19577 reload_reg_rtx_for_input instead of reg_rtx when recording
19578 input reloads. Set or clear reg_reloaded_call_part_clobbered
19579 at the same time as setting reg_reloaded_valid.
19580 (delete_output_reload): Add a new_reload_reg parameter and use it
19581 instead of rld[j].reg_rtx.
19582 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
19583 calls accordingly.
19584
19585 2008-03-25 Tom Tromey <tromey@redhat.com>
19586
19587 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
19588 (build/genattr.o): Likewise.
19589 (build/genattrtab.o): Likewise.
19590 (build/gencodes.o): Likewise.
19591 (build/genconfig.o): Likewise.
19592 (build/genconstants.o): Likewise.
19593 (build/genemit.o): Likewise.
19594 (build/genextract.o): Likewise.
19595 (build/genflags.o): Likewise.
19596
19597 2008-03-25 Bob Wilson <bob.wilson@acm.org>
19598
19599 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
19600 instead of size_int for integer types.
19601 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
19602 to match type of MINUS_EXPR.
19603
19604 2008-03-25 Tom Tromey <tromey@redhat.com>
19605
19606 * configure: Rebuilt.
19607 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
19608 Makefile.
19609
19610 2008-03-25 Tom Tromey <tromey@redhat.com>
19611
19612 * config/x-solaris (host-solaris.o): Update.
19613 * config/x-linux (host-linux.o): Update.
19614 * config/x-hpux (host-hpux.o): Update.
19615 * config/x-darwin (host-darwin.o): Update.
19616 * config/v850/t-v850e (v850-c.o): Update.
19617 * config/v850/t-v850 (v850-c.o): Update.
19618 * config/t-vxworks (vxworks.o): Update.
19619 * config/t-sol2 (sol2-c.o, sol2.o): Update.
19620 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
19621 * config/spu/t-spu-elf (spu-c.o): Update.
19622 (spu.o): Remove.
19623 * config/sh/t-symbian (sh-c.o): Update.
19624 (symbian.o): Update.
19625 * config/sh/t-sh (sh-c.o): Update.
19626 * config/score/t-score-elf (score7.o, score3.o): Update.
19627 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
19628 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
19629 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
19630 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
19631 (rs6000.o): Remove.
19632 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
19633 * config/m32c/t-m32c (m32c-pragma.o): Update.
19634 * config/ia64/t-ia64 (ia64-c.o): Update.
19635 * config/i386/x-mingw32 (host-mingw32.o): Update.
19636 * config/i386/x-i386 (driver-i386.o): Update.
19637 * config/i386/x-darwin (host-i386-darwin.o): Update.
19638 * config/i386/x-cygwin (host-cygwin.o): Update.
19639 * config/i386/t-nwld (nwld.o): Update.
19640 * config/i386/t-netware (netware.o): Update.
19641 * config/i386/t-interix (winnt.o): Update.
19642 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
19643 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
19644 msformat-c.o): Update.
19645 * config/bfin/t-bfin-linux (generated_files): Add
19646 linux-sysroot-suffix.h.
19647 * config/arm/t-wince-pe (pe.o): Update.
19648 * config/arm/t-strongarm-pe (pe.o): Update.
19649 * config/arm/t-pe (pe.o): Update.
19650 * config/arm/t-arm (arm-c.o): Update.
19651 * doc/install.texi (Prerequisites): Require make 3.80.
19652 * Makefile.in: Remove .o targets.
19653 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
19654 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
19655 (simple_generated_h, simple_generated_c): Move earlier.
19656 (generated_files): New variable.
19657 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
19658 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
19659 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
19660 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
19661 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
19662 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
19663 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
19664 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
19665 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
19666 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
19667 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
19668 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
19669 (.c.o): Remove.
19670 (COMPILE.base, COMPILE): New variables.
19671 (%.o): New pattern rule.
19672 (ALL_HOST_OBJS): New variable.
19673 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
19674 (dummy-checksum.o, cc1-checksum.o): Remove.
19675 (DRIVER_SHLIB): New variable.
19676 (DRIVER_DEFINES): Use it.
19677 (gencondmd.c): Move out of build/.
19678 (s-conditions): Update.
19679 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
19680 (ALL_BUILD_OBJS): Likewise.
19681 (build/%.o): Use BUILDCOMPILE.
19682 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
19683 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
19684 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
19685 build/gencheck.o, build/gencodes.o, build/genconditions.o,
19686 build/genconfig.o, build/genconstants.o, build/genemit.o,
19687 build/genextract.o, build/genflags.o, build/genmddeps.o,
19688 build/genopinit.o, build/genoutput.o, build/genpeep.o,
19689 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
19690 build/gen-protos.o, build/scan.o, build/fix-header.o,
19691 build/scan-decls.o): Simplify.
19692 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
19693 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
19694 prefix.o, toplev.o): Reduce to variable setting.
19695 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
19696 ($(out_object_file), gcc-options.o): New targets.
19697 ($(ALL_HOST_OBJS)): New target. Include dependency files.
19698 * configure: Rebuilt.
19699 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
19700 * doc/sourcebuild.texi (Front End Directory): Document new variable.
19701
19702 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
19703
19704 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
19705 complain when we hit an error, return ERROR_MARK_NODE.
19706
19707 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19708
19709 * config/sh/constraints.md (Pso, Psz): New constraints.
19710 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
19711 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
19712
19713 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19714
19715 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
19716 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
19717
19718 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19719
19720 * config/sh/sh.md (prefetch): Add condition for SH2A target.
19721 (prefetch_sh2a): New.
19722
19723 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
19724 Naveen.H.S <naveen.hs@kpitcummins.com>
19725
19726 * config/sh/constraints.md (I28): New constraint.
19727 * config/sh/sh.c (broken_move): Add support for movi20s.
19728 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
19729
19730 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
19731 Jayant Sonar <Jayant.sonar@kpitcummins.com>
19732 Naveen.H.S <naveen.hs@kpitcummins.com>
19733
19734 * config/sh/sh.c (SH_ATTRIBUTES): Define.
19735 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
19736 (print_operand): Handle resbank in %@ operand code.
19737 (sh_encode_section_info): New.
19738 (push_regs): Add conditions for resbank.
19739 (sh_expand_epilogue): Likewise.
19740 (sh_insert_attributes): Likewise.
19741 (sh_attribute_table): Likewise.
19742 (sh_handle_resbank_handler_attribute): New.
19743 (sh2a_handle_function_vector_handler_attribute): New.
19744 (sh2a_is_function_vector_call): New.
19745 (sh2a_get_function_vector_number): New.
19746 (sh2a_function_vector_p): New.
19747 (sh_cfun_resbank_handler_p): New.
19748 * config/sh/sh.md (calli): Emit jsr/n if possible.
19749 (calli_tbr_rel): New.
19750 (calli_pcrel): Emit jsr/n if possible.
19751 (return_i): Emit rts/n if possible.
19752 (call_valuei_tbr_rel): New.
19753 (call_valuei_pcrel): Add condition for SH2A target.
19754 (call_value): Likewise.
19755 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
19756 (sh2a_get_function_vector_number): Likewise.
19757 (sh2a_is_function_vector_call): Likewise.
19758 * doc/extend.texi: Document TBR relative addressing of SH2A.
19759 (resbank): Add description for SH2A.
19760
19761 2008-03-24 Richard Guenther <rguenther@suse.de>
19762
19763 PR c/22371
19764 * gimplify.c (gimplify_modify_expr): For frontend type-correct
19765 pointer assignments change conversions according to middle-end rules.
19766 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
19767 * configure.ac: Include type checking in yes.
19768 * configure: Regenerate.
19769
19770 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19771
19772 * diagnostic.c (diagnostic_count_diagnostic): Delete.
19773 (diagnostic_report_diagnostic): Update. Handle ICEs here.
19774
19775 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
19776
19777 * gthr-vxworks.h (UNUSED): Define.
19778
19779 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
19780
19781 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
19782
19783 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
19784
19785 * doc/extend.texi (Function Attributes): Add missing comma in the
19786 example of the "alloc_size" attribute.
19787
19788 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
19789
19790 Revert:
19791 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
19792
19793 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19794 32bit host.
19795
19796 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
19797
19798 PR target/35496
19799 * stor-layout.c (update_alignment_for_field): Set minimum alignment
19800 of the underlying type of a MS bitfield layout to the natural
19801 alignment of the type.
19802
19803 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19804
19805 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19806 to their natural alignment to avoid store forwarding stalls.
19807
19808 2008-03-22 Richard Guenther <rguenther@suse.de>
19809
19810 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
19811 For PHI nodes verify the address is invariant.
19812 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
19813 (get_symbol_constant_value): Use is_gimple_min_invariant.
19814 (maybe_fold_stmt_indirect): Likewise.
19815
19816 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
19817
19818 PR rtl-optimization/33927
19819 * Makefile.in (dse.o): Depend on $(TM_P_H).
19820 * expr.h (extract_low_bits): Declare.
19821 * expmed.c (extract_low_bits): New function.
19822 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
19823 * dse.c: Include tm_p.h.
19824 (find_shift_sequence): Remove the read_reg argument and return the
19825 read value. Emit the instructions instead of returning them.
19826 Iterate on new_mode rather than calculating it each time.
19827 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
19828 source to NEW_MODE and extract_low_bits to convert the shifted
19829 value to READ_MODE.
19830 (replace_read): Allow the load and store to have different mode
19831 classes. Use extract_low_bits when SHIFT == 0. Create the shift
19832 or extraction instructions before trying the replacement. Update
19833 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
19834
19835 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19836
19837 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19838 to their natural alignment to avoid store forwarding stalls.
19839
19840 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19841
19842 PR target/27946
19843 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
19844 encouraging but not allowing gprs for input;
19845 change the input constraint to !f#r.
19846 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
19847 gprs for output;
19848 change the output constraint to !f#r.
19849
19850 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
19851
19852 PR target/13958
19853 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
19854 corresponding post-reload splitters.
19855 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
19856 when x87 FP math is selected.
19857 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
19858 New function prototype.
19859 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
19860 unreachable function to ease macroization of insn patterns.
19861
19862 2008-03-21 Martin Jambor <mjambor@suse.cz>
19863
19864 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
19865 reference dumps if ddr is NULL or dependence is unknown.
19866
19867 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19868
19869 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
19870 unsigned extension into account.
19871 (ATOMIC_COMPARE_AND_SWAP): Likewise.
19872 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
19873 Do computations on a scratch register.
19874
19875 2008-03-21 Richard Guenther <rguenther@suse.de>
19876
19877 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
19878 Use is_gimple_min_invariant instead of TREE_INVARIANT.
19879 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
19880 * tree-ssa-dom.c (record_equality): Likewise.
19881 * tree-inline.c (copy_body_r): Likewise.
19882 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
19883 TREE_INVARIANT.
19884
19885 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19886
19887 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
19888 as 'delete_unused' argument.
19889
19890 2008-03-20 Richard Guenther <rguenther@suse.de>
19891
19892 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
19893 special casing of constant qualifiers.
19894 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
19895 care about them in general.
19896 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
19897 regardless of their type.
19898 (fold_stmt_r): Forcefully fold *& if we end up with that.
19899
19900 2008-03-20 Paul Brook <paul@codesourcery.com>
19901
19902 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
19903 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
19904 linker flags.
19905 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
19906 definition.
19907 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
19908 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
19909
19910 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
19911
19912 * common.opt (Wmudflap): New option.
19913 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
19914 (mx_register_decls): Likewise.
19915 (mudflap_finish_file): Likewise.
19916 * doc/invoke.texi: Document -Wno-mudflap.
19917
19918 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
19919
19920 * c-format.c (replace_format_name_to_system_name): New.
19921 (cmp_attribs): New.
19922 (convert_format_name_to_system_name): New.
19923 (decode_format_attr): Add use of convert_format_name_to_system_name.
19924 (format_types_orig): Add gnu_ prefix to names.
19925 (check_format_info_main): Special treating of \0 escaped names for
19926 supporting multi-character format specifiers as I32, I64.
19927 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
19928 (gnu_target_overrides_format_attributes): New.
19929 * c-format.h: Add structure target_ovr_attr to hold
19930 system specific formatter names.
19931 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
19932 msformat-c.o file to c_target_objs and cxx_target_objs.
19933 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
19934 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
19935 (TARGET_N_FORMAT_TYPES): New.
19936 * config/i386/msformat-c.c: New.
19937 * config/i386/t-cygming: Add build rule for msformat-c.o.
19938 * doc/extend.texi: Add new format names gnu_* and ms_* and
19939 further details.
19940 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
19941
19942 2008-03-20 Ira Rosen <irar@il.ibm.com>
19943
19944 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
19945 optimizations turned on under -O3.
19946 (ftree-vectorize): Add that the flag is turned on with -O3.
19947
19948 2008-03-20 Ben Elliston <bje@au.ibm.com>
19949
19950 * regmove.c (try_auto_increment): Fix spelling error in comment.
19951 * final.c (final_scan_insn): Likewise.
19952
19953 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
19954
19955 PR target/14552
19956 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
19957 allocator preferences for "y" and "r" class registers.
19958 ("*mov<mode>_internal"): Ditto.
19959 ("*movv2sf_internal_rex64"): Ditto.
19960 ("*movv2sf_internal"): Ditto.
19961
19962 2008-03-19 Michael Matz <matz@suse.de>
19963
19964 PR middle-end/35616
19965 * calls.c (expand_call): Check overlap of arguments with call
19966 address for sibcalls.
19967
19968 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
19969
19970 PR target/35496
19971 * stor-layout.c (update_alignment_for_field): Set minimum alignment
19972 of the underlying type of a MS bitfield layout to the natural
19973 alignment of the type.
19974
19975 2008-03-19 Jan Hubicka <jh@suse.cz>
19976
19977 PR other/35094
19978 * toplev.c (decode_d_option): Handle all CPP flags.
19979 * tree-vrp.c: Update tree_pass descriptors.
19980 * regrename.c: Update tree_pass descriptors.
19981 * fwprop.c: Update tree_pass descriptors.
19982 * doc/invoke.texi: Remove documentation of dropped -d? flags.
19983 * tree-into-ssa.c: Update tree_pass descriptors.
19984 * tree-dump.c: Update tree_pass descriptors.
19985 * tree-complex.c: Update tree_pass descriptors.
19986 * tree-dump.h: Update tree_pass descriptors.
19987 * see.c: Update tree_pass descriptors.
19988 * cgraphbuild.c: Update tree_pass descriptors.
19989 * tracer.c: Update tree_pass descriptors.
19990 * tree-loop-distribution.c: Update tree_pass descriptors.
19991 * cgraph.c: Update tree_pass descriptors.
19992 * postreload-gcse.c: Update tree_pass descriptors.
19993 * postreload.c: Update tree_pass descriptors.
19994 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
19995 * tree-tailcall.c: Update tree_pass descriptors.
19996 * tree-pass.h (tree_opt_pass): Rename to ...
19997 (opt_pass) ... this one; add "type" field and remove letter field.
19998 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
19999 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
20000 all_lowering_passes): Update declaration.
20001 * ipa-cp.c: Update tree_pass descriptors.
20002 * final.c: Update tree_pass descriptors.
20003 * omp-low.c: Update tree_pass descriptors.
20004 * tree-ssa-dse.c: Update tree_pass descriptors.
20005 * ipa-reference.c: Update tree_pass descriptors.
20006 * tree-ssa-uncprop.c: Update tree_pass descriptors.
20007 * auto-inc-dec.c: Update tree_pass descriptors.
20008 * reorg.c: Update tree_pass descriptors.
20009 * cgraphunit.c: Update tree_pass descriptors.
20010 * tree-ssa-copyrename.c: Update tree_pass descriptors.
20011 * tree-ssa-ccp.c: Update tree_pass descriptors.
20012 * df-core.c: Update tree_pass descriptors.
20013 * mode-switching.c: Update tree_pass descriptors.
20014 * tree-nomudflap.c: Update tree_pass descriptors.
20015 * modulo-sched.c: Update tree_pass descriptors.
20016 * ipa-pure-const.c: Update tree_pass descriptors.
20017 * cse.c: Update tree_pass descriptors.
20018 * web.c: Update tree_pass descriptors.
20019 * tree-stdarg.c: Update tree_pass descriptors.
20020 * tree-ssa-math-opts.c: Update tree_pass descriptors.
20021 * tree-ssa-dom.c: Update tree_pass descriptors.
20022 * tree-nrv.c: Update tree_pass descriptors.
20023 * tree-ssa-alias.c: Update tree_pass descriptors.
20024 * loop-init.c: Update tree_pass descriptors.
20025 * gimple-low.c: Update tree_pass descriptors.
20026 * ipa-inline.c: Update tree_pass descriptors.
20027 * tree-ssa-sink.c: Update tree_pass descriptors.
20028 * global.c: Update tree_pass descriptors.
20029 * ifcvt.c: Update tree_pass descriptors.
20030 * jump.c: Update tree_pass descriptors.
20031 * predict.c: Update tree_pass descriptors.
20032 * tree-ssa-loop.c: Update tree_pass descriptors.
20033 * recog.c: Update tree_pass descriptors.
20034 * dse.c: Update tree_pass descriptors.
20035 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
20036 * tree-eh.c: Update tree_pass descriptors.
20037 * regmove.c: Update tree_pass descriptors.
20038 * local-alloc.c
20039 * function.c: Update tree_pass descriptors.
20040 * tree-vectorizer.c: Update tree_pass descriptors.
20041 * gcse.c: Update tree_pass descriptors.
20042 * ipa-type-escape.c: Update tree_pass descriptors.
20043 * tree-if-conv.c: Update tree_pass descriptors.
20044 * init-regs.c: Update tree_pass descriptors.
20045 * ipa.c: Update tree_pass descriptors.
20046 * tree-ssa-phiopt.c: Update tree_pass descriptors.
20047 * rtl-factoring.c: Update tree_pass descriptors.
20048 * lower-subreg.c: Update tree_pass descriptors.
20049 * bt-load.c: Update tree_pass descriptors.
20050 * tree-dfa.c: Update tree_pass descriptors.
20051 * except.c: Update tree_pass descriptors.
20052 * emit-rtl.c: Update tree_pass descriptors.
20053 * cfgexpand.c: Update tree_pass descriptors.
20054 * tree-cfgcleanup.c: Update tree_pass descriptors.
20055 * cfgcleanup.c: Update tree_pass descriptors.
20056 * tree-ssa-pre.c: Update tree_pass descriptors.
20057 * tree-sra.c: Update tree_pass descriptors.
20058 * tree-mudflap.c: Update tree_pass descriptors.
20059 * tree-ssa-copy.c: Update tree_pass descriptors.
20060 * cfglayout.c: Update tree_pass descriptors.
20061 * tree-ssa-forwprop.c: Update tree_pass descriptors.
20062 * tree-ssa-dce.c: Update tree_pass descriptors.
20063 * tree-ssa.c: Update tree_pass descriptors.
20064 * regclass.c: Update tree_pass descriptors.
20065 * integrate.c: Update tree_pass descriptors.
20066 * tree-optimize.c: Update tree_pass descriptors.
20067 * tree-ssa-phiprop.c: Update tree_pass descriptors.
20068 * tree-object-size.c: Update tree_pass descriptors.
20069 * combine.c: Update tree_pass descriptors.
20070 * tree-outof-ssa.c: Update tree_pass descriptors.
20071 * bb-reorder.c: Update tree_pass descriptors.
20072 * stack-ptr-mod.c: Update tree_pass descriptors.
20073 * var-tracking.c: Update tree_pass descriptors.
20074 * tree-profile.c: Update tree_pass descriptors.
20075 * tree-vect-generic.c: Update tree_pass descriptors.
20076 * reg-stack.c: Update tree_pass descriptors.
20077 * sched-rgn.c: Update tree_pass descriptors.
20078 * tree-ssa-structalias.c: Update tree_pass descriptors.
20079 * tree-cfg.c: Update tree_pass descriptors.
20080 * passes.c (current_pass): Update declaration.
20081 (finish_optimization_passes): Update.
20082 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
20083 (register_one_dump_file, register_dump_files_1, next_pass_1):
20084 Update arguments.
20085 (init_optimization_passes): Update handling of new types.
20086 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
20087 * ipa-struct-reorg.c: Update tree_pass descriptors.
20088 * tree-ssa-reassoc.c: Update tree_pass descriptors.
20089 * combine-stack-adj.c: Update tree_pass descriptors.
20090 * cfgrtl.c: Update tree_pass descriptors.
20091 * dce.c: Update tree_pass descriptors.
20092 * tree-ssanames.c: Update tree_pass descriptors.
20093
20094 2008-03-19 Richard Guenther <rguenther@suse.de>
20095
20096 PR middle-end/35609
20097 * tree-ssa.c (walk_data): New structure.
20098 (warn_uninitialized_var): If not always_executed warn with "maybe"
20099 instead of "is".
20100 (execute_early_warn_uninitialized): Compute post-dominators.
20101 Initialize always_executed before processing each basic block.
20102
20103 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
20104
20105 PR target/35504
20106 * config/i386/i386.c (x86_this_parameter): Calculate correct location
20107 of "this" pointer when "regparm = N" or "fastcall" is in effect.
20108
20109 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20110
20111 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
20112
20113 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
20114
20115 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
20116 is true.
20117 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
20118 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
20119 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
20120 target after ignore has been set, and move there also the commputation
20121 of subtarget and original_target.
20122 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
20123 (LANG_HOOKS_INITIALIZER): Remove it.
20124 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
20125
20126 2008-03-18 Richard Guenther <rguenther@suse.de>
20127
20128 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
20129 found an expression with constants, note that in the VN for the lhs.
20130 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
20131 fold them to constants if possible. Run cleanup_cfg if done so.
20132 (execute_pre): Return todo.
20133 (do_pre): Likewise.
20134 (execute_fre): Likewise.
20135 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
20136 of constants.
20137 (get_prop_source_stmt): Look through pointer conversions.
20138
20139 2008-03-18 Jan Hubicka <jh@suse.cz>
20140
20141 * tree-pretty-print.c: Include predict.h.
20142 (dump_generic_node): Dump predictor.
20143 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
20144 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
20145 * gimple-low.c (lower_stmt): Likewise.
20146 * expr.c (expand_expr_real): Likewise.
20147 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
20148 them.
20149 (build_predict_expr, build_predict_expr): New.
20150 * predict.h (predictor_name, build_predict_expr): Update.
20151 * c-typeck.c (c_finish_bc_stmt): Add prediction.
20152 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
20153 * predict.def (PRED_CONTINUE): Update hitrate.
20154 * tree.def (PREDICT_EXPR): Define.
20155 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
20156 do not handle BIND_EXPR.
20157 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
20158 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
20159 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
20160 operands.
20161
20162 2008-03-18 Michael Matz <matz@suse.de>
20163
20164 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
20165
20166 2008-03-18 Richard Guenther <rguenther@suse.de>
20167
20168 * tree-gimple.h (is_gimple_invariant_address): Declare.
20169 (is_gimple_constant): Likewise.
20170 * tree-gimple.c (is_gimple_constant): New function.
20171 (is_gimple_invariant_address): Likewise.
20172 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
20173 and is_gimple_invariant_address.
20174 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
20175 previous change.
20176 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
20177 an addressable base.
20178
20179 2008-03-18 Jakub Jelinek <jakub@redhat.com>
20180
20181 PR middle-end/35611
20182 * gimplify.c (gimplify_expr): Gimplify second operand of
20183 OMP_ATOMIC_LOAD.
20184
20185 2008-03-17 Richard Guenther <rguenther@suse.de>
20186
20187 PR tree-optimization/19637
20188 * fold-const.c (fold_unary): Remove restrictions of removing
20189 intermediate pointer-conversions (P2)(P1)P0.
20190 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
20191 conversion to void pointer.
20192 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
20193
20194 2008-03-16 James E. Wilson <wilson@tuliptree.org>
20195
20196 PR debug/31510
20197 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
20198 emulated thread local variables.
20199
20200 2008-03-16 Richard Guenther <rguenther@suse.de>
20201
20202 PR middle-end/35607
20203 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
20204 expand TREE_INVARIANT operations that are not gimple invariant.
20205
20206 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
20207
20208 * doc/extend.texi (Alignment): Say that the ABI controls
20209 the __alignof__ for non-strict-alignment targets rather
20210 than being a recommendation.
20211
20212 2008-03-15 Paul Brook <paul@codesourcery.com>
20213
20214 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
20215 annotations.
20216 (arm_output_fn_unwind): Mark functions that can not be unwound.
20217
20218 2008-03-15 Paul Brook <paul@codesourcery.com>
20219
20220 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
20221 extension instructions.
20222
20223 2008-03-15 Richard Guenther <rguenther@suse.de>
20224
20225 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
20226 and fold constant aggregate refs.
20227 (fold_const_aggregate_ref): Handle string constants
20228 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
20229 (evaluate_stmt): Simplify now that ccp_fold folds constant
20230 aggregate refs.
20231
20232 2008-03-15 Paul Brook <paul@codesourcery.com>
20233
20234 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
20235 (extzv): Use gen_extzv_t2.
20236 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
20237
20238 2008-03-15 Richard Guenther <rguenther@suse.de>
20239
20240 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
20241 (fold_const_aggregate_ref): Likewise.
20242 (get_value): Return NULL if we don't have any values.
20243 (ccp_finalize): Set const_val to NULL after freeing it.
20244 * tree-flow.h (get_symbol_constant_value): Declare.
20245 (fold_const_aggregate_ref): Likewise.
20246 * tree-ssa-sccvn.c (try_to_simplify): Use them.
20247
20248 2008-03-15 Richard Guenther <rguenther@suse.de>
20249
20250 PR middle-end/35593
20251 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
20252 to not produce negative array indices if not allowed. Add
20253 parameter to indicate that.
20254 (maybe_fold_offset_to_component_ref): Allow negative array
20255 indices only for the first member of a structure.
20256 (maybe_fold_offset_to_reference): Allow negative array indices.
20257 (maybe_fold_stmt_addition): Likewise.
20258
20259 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
20260 Anatoly Sokolov <aesok@post.ru>
20261
20262 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
20263 (avr_arch): Add ARCH_AVR6.
20264 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
20265 (initial_elimination_offset): Initialize and use 'avr_pc_size'
20266 instead of fixed value 2.
20267 (print_operand_address): Use gs() asm specifier instead of pm().
20268 (avr_assemble_integer): (Ditto.).
20269 (avr_output_addr_vec_elt): (Ditto.).
20270 (print_operand): Handle "!" code.
20271 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
20272 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
20273 (AVR_HAVE_EIJMP_EICALL): Define.
20274 (AVR_3_BYTE_PC): Redefine.
20275 (AVR_2_BYTE_PC): (Ditto.).
20276 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
20277 (LINK_SPEC): Add atmega2560 and atmega2561.
20278 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
20279 (crtm2561.o).
20280 * config/avr/avr.md (call_insn): Use eicall instead of icall
20281 for 3 byte PC devices.
20282 (call_value_insn): (Ditto.).
20283 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
20284 (indirect_jump): Use only for for 2 byte PC devices.
20285 (*tablejump): (Ditto.).
20286 (*indirect_jump_avr6): Add insn.
20287 (*tablejump_rjmp): Don't use for 3 byte PC devices.
20288 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
20289 instead of ijmp for 3 byte PC devices.
20290 (__tablejump2__): (Ditto.).
20291 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
20292 (MULITLIB_DIRNAMES): (Ditto.).
20293 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
20294
20295 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
20296
20297 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
20298 "sse2_umulsidi3". Use V1DI mode for operand 0.
20299 ("mmx_psadbw"): Use V1DI mode for operand 0.
20300 * config/i386/i386-modes.def (V1SI): New vector mode.
20301 * config/i386/i386.c (struct builtin_description)
20302 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
20303 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
20304 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
20305 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
20306 v1di_ftype_v8qi_v8qi type.
20307 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
20308
20309 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
20310 __builtin_ia32_pmuludq]: Fix the mode of return value.
20311
20312 2008-03-15 Richard Guenther <rguenther@suse.de>
20313
20314 PR middle-end/35595
20315 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
20316 being a PHI_NODE.
20317
20318 2008-03-14 Bob Wilson <bob.wilson@acm.org>
20319
20320 * doc/invoke.texi (Option Summary, Xtensa Options): Document
20321 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
20322 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
20323 unless TARGET_SERIALIZE_VOLATILE is enabled.
20324 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
20325 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
20326 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
20327
20328 2008-03-14 Richard Guenther <rguenther@suse.de>
20329
20330 PR tree-optimization/34172
20331 * tree-flow.h (refs_may_alias_p): Declare.
20332 (get_single_def_stmt): Likewise.
20333 (get_single_def_stmt_from_phi): Likewise.
20334 (get_single_def_stmt_with_phi): Likewise.
20335 * tree-dfa.c (refs_may_alias_p): New function.
20336 (get_single_def_stmt): Likewise.
20337 (get_single_def_stmt_from_phi): Likewise.
20338 (get_single_def_stmt_with_phi): Likewise.
20339 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
20340 (vn_reference_lookup_1): New helper function.
20341 (vn_reference_lookup): Walk the virtual use-def chain to
20342 continue searching for a match if the def does not alias the
20343 reference we are looking for.
20344
20345 2008-03-14 David Edelsohn <edelsohn@gnu.org>
20346
20347 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
20348 archive and Perzl. Update The Written Word listing.
20349
20350 2008-03-14 Richard Guenther <rguenther@suse.de>
20351
20352 PR tree-optimization/34043
20353 PR tree-optimization/33989
20354 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
20355 when doing FRE.
20356 (bitmap_find_leader): Use extra argument to verify dominance
20357 relationship inside a basic-block.
20358 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
20359 (find_leader_in_sets): Adjust.
20360 (create_component_ref_by_pieces): Take extra argument for
20361 dominance check, handle lookup failures.
20362 (find_or_generate_expression): Likewise.
20363 (create_expression_by_pieces): Likewise.
20364 (insert_into_preds_of_block): Adjust.
20365 (create_value_expr_from): If asked for, verify all operands
20366 are in the blocks AVAIL_OUT set.
20367 (make_values_for_stmt): Check for SSA_NAMEs that are life
20368 over an abnormal edge.
20369 (compute_avail): Remove such check.
20370 (do_SCCVN_insertion): New function.
20371 (eliminate): If we do not find a leader suitable for replacement
20372 insert a replacement expression from SCCVN if available.
20373 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
20374 (struct vn_ssa_aux): Add needs_insertion flag.
20375 * tree-ssa-sccvn.c (may_insert): New global flag.
20376 (copy_reference_ops_from_ref): Value-number union member access
20377 based on its size, not type and member if insertion is allowed.
20378 (visit_reference_op_load): For a weak match from union type
20379 punning lookup a view-converted value and insert a SSA_NAME
20380 for that value if that is not found.
20381 (visit_use): Make dumps shorter. Do not disallow value numbering
20382 SSA_NAMEs that are life over an abnormal edge to constants.
20383 (free_scc_vn): Release inserted SSA_NAMEs.
20384 (run_scc_vn): New flag to specify whether insertion is allowed.
20385 Process SSA_NAMEs in forward order.
20386 * tree-ssa-loop-im.c (for_each_index): Handle invariant
20387 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
20388 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
20389 pointer type to/from integral types that do not change the
20390 precision to regular conversions.
20391
20392 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20393
20394 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20395 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20396 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
20397 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
20398 input arguments and the mode of return value. Built-in functions
20399 that operate on whole 64-bit MMX register now use V1DI mode.
20400
20401 2008-03-13 Alon Dayan <alond@il.ibm.com>
20402 Olga Golovanevsky <olga@il.ibm.com>
20403
20404 PR tree-optimization/35041
20405 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
20406 to locate the right position in a statement.
20407
20408 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20409
20410 PR target/34000
20411 PR target/35553
20412 * config/i386/xmmintrin.h: Change all static inline functions to
20413 extern inline and add __gnu_inline__ attribute.
20414 * config/i386/bmintrin.h: Ditto.
20415 * config/i386/smmintrin.h: Ditto.
20416 * config/i386/tmmintrin.h: Ditto.
20417 * config/i386/mmintrin-common.h: Ditto.
20418 * config/i386/ammintrin.h: Ditto.
20419 * config/i386/emmintrin.h: Ditto.
20420 * config/i386/pmmintrin.h: Ditto.
20421 * config/i386/mmintrin.h: Ditto.
20422 * config/i386/mm3dnow.h: Ditto.
20423
20424 2008-03-13 Jakub Jelinek <jakub@redhat.com>
20425
20426 PR middle-end/35185
20427 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
20428 (lower_omp_2): New function.
20429 (lower_omp_1, lower_omp): Rewritten.
20430
20431 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
20432
20433 PR 35054
20434 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
20435 with the phrase "Microsoft Windows compilers".
20436 (Push/Pop Macro Pragmas): New subsection. Document
20437 #pragma push_macro and pragma pop_macro.
20438
20439 2008-03-12 Paul Brook <paul@codesourcery.com>
20440
20441 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
20442
20443 2008-03-12 Paul Brook <paul@codesourcery.com>
20444
20445 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
20446 (thumb2_alusi3_short): Exclude PLUS and MINUS.
20447 (thumb2_addsi_shortim): Rename ...
20448 (thumb2_addsi_short): ... to this. Allow register operands.
20449 (thumb2_subsi_short): New pattern.
20450 (thumb2_one_cmplsi2_short,
20451 thumb2_negsi2_short): New patterns and peepholes.
20452
20453 2008-03-12 Paul Brook <paul@codesourcery.com>
20454
20455 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
20456
20457 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
20458
20459 * config/i386/i386.md (int_cond): New code iterator.
20460 (fp_cond): Ditto.
20461 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
20462 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
20463 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
20464 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
20465 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
20466 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
20467 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
20468 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
20469
20470 2008-03-12 Paul Brook <paul@codesourcery.com>
20471
20472 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
20473 instead of {arm,thumb}_compute_save_reg_mask.
20474 (output_return_instruction): Ditto.
20475 (thumb_unexpanded_epilogue): Ditto.
20476 (thumb1_expand_prologue): Ditto.
20477 (thumb1_output_function_prologue): Ditto.
20478 (arm_set_return_address): Ditto.
20479 (thumb_set_return_address): Ditto.
20480 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
20481 regs to achieve stack alignment.
20482 (thumb1_compute_save_reg_mask): Fix compiler warning.
20483 (arm_output_epilogue): Use offsets->saved_regs_mask.
20484 Adjust stack pointer by poping call clobered registers.
20485 (arm_expand_prologue): Use offsets->saved_regs_mask.
20486 Adjust stack pointer by pushing extra registers.
20487 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
20488
20489 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
20490
20491 PR tree-opt/35422
20492 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
20493 conversion to the operands of a multiplication.
20494
20495 2008-03-12 Richard Guenther <rguenther@suse.de>
20496
20497 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
20498 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
20499 * timevar.def (TV_TREE_PHIPROP): Add.
20500 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
20501 pass description. Use TV_TREE_PHIPROP.
20502 * tree-ssa-forwprop.c: Remove phiprop code.
20503
20504 2008-03-12 Jakub Jelinek <jakub@redhat.com>
20505
20506 PR middle-end/35549
20507 * omp-low.c (maybe_lookup_decl): Constify first argument.
20508 (use_pointer_for_field): Change last argument from bool to
20509 omp_context *. Disallow shared copy-in/out in nested
20510 parallel if decl is shared in outer parallel too.
20511 (build_outer_var_ref, scan_sharing_clauses,
20512 lower_rec_input_clauses, lower_copyprivate_clauses,
20513 lower_send_clauses, lower_send_shared_vars): Adjust callers.
20514
20515 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
20516 Ira Rosen <irar@il.ibm.com>
20517
20518 * tree-vectorizer.c (free_stmt_vec_info): New function.
20519 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
20520 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
20521 * tree-vectorizer.h (free_stmt_vec_info): Declare.
20522 * tree-vect-transform.c (vectorizable_conversion): Free
20523 vec_oprnds0 if it was allocated.
20524 (vect_permute_store_chain): Remove unused VECs.
20525 (vectorizable_store): Free VECs that are allocated in the..
20526 function.
20527 (vect_transform_strided_load, vectorizable_load): Likewise.
20528 (vect_remove_stores): Simplify the code.
20529 (vect_transform_loop): Move code to vect_remove_stores().
20530 Call vect_remove_stores() and free_stmt_vec_info().
20531
20532 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20533
20534 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
20535 TARGET_HPUX. Revise comment.
20536 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
20537 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
20538 Use sr4 variant of `be' instruction when not generating PIC code.
20539 (attr_length_call): Adjust for above change.
20540
20541 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20542
20543 * ipa-reference.c (static_execute): Remove module_statics_const and
20544 associated setting code.
20545
20546 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
20547
20548 PR target/35540
20549 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
20550 predicate for operand 1.
20551 (paritysi2_cmp): Use register_operand predicate for operand 2.
20552 Use earlyclobber modifier for operand 1. Remove support for
20553 memory operands.
20554 (paritydi2_cmp): Use register_operand predicate for operand 3.
20555 Use earlyclobber modifier for operand 1. Remove support for
20556 memory operands.
20557
20558 2008-03-11 Paul Brook <paul@codesourcery.com>
20559 Vladimir Prus <vladimir@codesourcery.com>
20560
20561 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
20562 (arm_compute_save_reg0_reg12_mask): Always
20563 check if register 11 must be saved. Always safe hard frame pointer
20564 when frame_pointer_needeed.
20565 (arm_compute_save_reg_mask): Save IP and PC
20566 only with apcs frames.
20567 (arm_output_epilogue): Adjust Thumb2 codepath to
20568 be also invoked and work for ARM non-apcs frames.
20569 (arm_expand_prologue): Don't bother saving IP
20570 for non-apcs frame, since it's not clobbered by
20571 prologue code. Implement non-apcs frame
20572 layout.
20573
20574 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
20575
20576 PR rtl-optimization/35281
20577 * expr.c (convert_move): Use a new pseudo for the intermediate
20578 from_mode->word_mode result.
20579
20580 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
20581
20582 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
20583 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
20584 * toplev.c (compile_file): Don't call it.
20585
20586 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
20587
20588 PR middle-end/35526
20589 * expr.c (store_expr): Call emit_block_move if the mode
20590 of "temp" RTX is BLKmode.
20591
20592 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20593 Richard Guenther <rguenther@suse.de>
20594
20595 PR tree-optimization/31358
20596 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
20597 the step with a NULL_TREE.
20598 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
20599 to sizetype if type is a pointer type.
20600 (add_candidate_1): Don't convert the base and step to
20601 the generic type if the orginal type is a pointer type.
20602 (add_iv_value_candidates): Use sizetype for the step
20603 if type is a pointer type.
20604 (cand_value_at): Likewise.
20605 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
20606 for pointer types.
20607 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
20608 Don't convert the tem affine to the type.
20609 (add_elt_to_tree): Use sizetype for the step if a pointer.
20610 Use POINTER_PLUS_EXPR for pointers.
20611 (aff_combination_to_tree): Use sizetype for the step if a
20612 pointer.
20613
20614 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
20615
20616 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
20617 Remove commutativity hint.
20618
20619 2008-03-10 Jakub Jelinek <jakub@redhat.com>
20620
20621 PR c/35438
20622 PR c/35439
20623 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
20624 errorneous type. Check that v is a VAR_DECL.
20625
20626 PR middle-end/35099
20627 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
20628
20629 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
20630
20631 PR tree-optimization/35494
20632 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
20633 may be overriden at link and run time.
20634
20635 2008-03-10 Richard Guenther <rguenther@suse.de>
20636
20637 PR tree-optimization/34677
20638 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
20639 (poolify_tree): Likewise.
20640 (modify_expr_template): Likewise.
20641 (poolify_modify_stmt): Likewise.
20642 (insert_fake_stores): Handle all component-ref style stores
20643 in addition to INDIRECT_REF. Also handle complex types.
20644 Do not poolify the inserted load.
20645 (realify_fake_stores): Do not rebuild the tree but only
20646 make it a SSA_NAME copy.
20647 (init_pre): Remove initialzation of modify_expr_template.
20648 Do not allocate modify_expr_node_pool.
20649 (fini_pre): Do not free modify_expr_node_pool.
20650
20651 2008-03-10 Paul Brook <paul@codesourcery.com>
20652
20653 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
20654 to avoid conflicts.
20655
20656 2008-03-10 Paul Brook <paul@codesourcery.com>
20657 Mark Shinwell <shinwell@codesourcery.com>
20658
20659 * config/arm/cortex-r4.md: New.
20660 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
20661 insn attributes.
20662 * config/arm/arm.md: Include cortex-r4.md.
20663 (insn): Add smmls, sdiv and udiv values.
20664 (generic_sched): Don't use generic scheduling for Cortex-R4.
20665 (arm_issue_rate): New function.
20666 (TARGET_SCHED_ISSUE_RATE): Define.
20667
20668 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
20669
20670 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
20671
20672 2008-03-10 Richard Guenther <rguenther@suse.de>
20673
20674 * tree-ssa-pre.c (get_sccvn_value): Simplify.
20675 (compute_avail): Do not add stmt uses to AVAIL_OUT.
20676
20677 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
20678
20679 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
20680 Set default to true.
20681
20682 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20683
20684 * c.opt (Wsynth): Deprecate.
20685 * doc/invoke.texi (Option Summary, Warning Options): Document
20686 -Wno-format-contains-nul.
20687
20688 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
20689
20690 PR target/35496
20691 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
20692 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
20693
20694 2008-03-09 Ira Rosen <irar@il.ibm.com>
20695
20696 * config/rs6000/rs6000.c (builtin_description): Rename vector
20697 left shift operations.
20698 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
20699 (altivec_vsl<VI_char>): Rename to ...
20700 (ashl<mode>3): ... new name.
20701 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
20702 gen_ashlv4si3.
20703 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
20704
20705 2008-03-08 Richard Guenther <rguenther@suse.de>
20706
20707 * coverage.h (tree_coverage_counter_addr): Declare.
20708 * coverage.c (tree_coverage_counter_addr): New function.
20709 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
20710 before using again.
20711 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
20712 (tree_gen_one_value_profiler): Likewise.
20713 (tree_gen_ic_profiler): Likewise.
20714 (tree_gen_average_profiler): Likewise.
20715 (tree_gen_ior_profiler): Likewise.
20716
20717 2008-03-08 Richard Guenther <rguenther@suse.de>
20718
20719 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
20720 (vn_binary_op_insert): Likewise.
20721 (vn_unary_op_lookup): Likewise.
20722 (vn_unary_op_insert): Likewise.
20723 (vn_nary_op_lookup): Declare.
20724 (vn_nary_op_insert): Likewise.
20725 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
20726 and binary hashes, use a single obstack for unary_op_pool
20727 and binary_op_pool.
20728 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
20729 a single struct vn_nary_op_s. Store tree code length and
20730 a variable number of operands.
20731 (struct vn_reference_op_struct): Remove unused op2.
20732 (vn_reference_op_eq): Do not compare op2.
20733 (vn_reference_op_compute_hash): Do not compute hash of op2.
20734 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
20735 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
20736 with vn_nary_op_compute_hash.
20737 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
20738 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
20739 vn_nary_op_lookup.
20740 (vn_unary_op_insert, vn_binary_op_insert): Replace with
20741 vn_nary_op_insert.
20742 (visit_unary_op): Call nary functions.
20743 (visit_binary_op): Likewise.
20744 (process_scc): Adjust for struct vn_tables_s changes.
20745 (allocate_vn_table): Likewise.
20746 (free_vn_table): Likewise.
20747 * tree-vn.c (vn_add): Call nary functions.
20748 (vn_lookup): Likewise.
20749
20750 2008-03-08 Jakub Jelinek <jakub@redhat.com>
20751
20752 PR target/35498
20753 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
20754 wdst back after sync_compare_and_swapqhi_internal.
20755
20756 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
20757
20758 PR target/22152
20759 * config/i386/i386-modes.def (V1DI): New vector mode.
20760 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
20761 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
20762 (MMXMODE248): Ditto.
20763 (MMXMODE): Add V1DI mode.
20764 (mmxvecsize): Change DI mode to V1DI mode.
20765 ("mov<mode>): Use MMXMODEI8 mode iterator.
20766 ("*mov<mode>_internal_rex64"): Ditto.
20767 ("*mov<mode>_internal"): Ditto.
20768 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
20769 ("mmx_sub<mode>3"): Ditto.
20770 ("mmx_adddi3"): Remove insn pattern.
20771 ("mmx_subdi3"): Ditto.
20772 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
20773 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
20774 ("mmx_ashl<mode>3"): Ditto.
20775 ("mmx_lshrdi3"): Remove insn pattern.
20776 ("mmx_ashldi3"): Ditto.
20777 * config/i386/i386.c (classify_argument): Handle V1DImode.
20778 (function_arg_advance_32): Ditto.
20779 (function_arg_32): Ditto.
20780 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
20781 mmx_addv1di3 insn pattern.
20782 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
20783 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
20784 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
20785 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
20786 Remove definitions of built-in functions.
20787 (V1DI_type_node): New node.
20788 (v1di_ftype_v1di_int): Ditto.
20789 (v1di_ftype_v1di_v1di): Ditto.
20790 (v2si_ftype_v2si_si): Ditto.
20791 (v4hi_ftype_v4hi_di): Remove node.
20792 (v2si_ftype_v2si_di): Ditto.
20793 (ix86_init_mmx_sse_builtins): Handle V1DImode.
20794 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
20795 Redefine builtins using def_builtin_const with *_ftype_*_int node.
20796 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
20797 Add new builtins using def_builtin_const.
20798 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
20799 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
20800 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
20801 * config/i386/mmintrin.h (__v1di): New typedef.
20802 (_mm_add_si64): Cast arguments to __v1di type.
20803 (_mm_sub_si64): Ditto.
20804 (_mm_sll_pi16): Cast __count to __v4hi type.
20805 (_mm_sll_pi32): Cast __count to __v2si type.
20806 (_mm_sll_si64): Cast arguments to __v1di type.
20807 (_mm_srl_pi16): Cast __count to __v4hi type.
20808 (_mm_srl_pi32): Cast __count to __v2si type.
20809 (_mm_srl_si64): Cast arguments to __v1di type.
20810 (_mm_sra_pi16): Cast __count to __v4hi type.
20811 (_mm_sra_pi32): Cast __count to __v2si type.
20812 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
20813 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
20814 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
20815 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
20816 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
20817 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
20818 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
20819 (_mm_srai_pi32): Use __builtin_ia32_psradi.
20820 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
20821 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20822 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20823 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
20824
20825 2008-03-07 Joseph Myers <joseph@codesourcery.com>
20826
20827 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
20828
20829 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
20830
20831 PR target/35373
20832 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
20833 reg+const addressing for Altivec modes. Don't generate reg+reg
20834 addressing for TFmode or TDmode quantities.
20835
20836 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
20837
20838 * c-common.c (vector_types_convertible_p): Call langhook
20839 instead of comptypes.
20840
20841 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
20842
20843 PR tree-opt/35402
20844 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
20845 integral and scalar float variables which have a
20846 NULL DECL_INITIAL.
20847
20848 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
20849
20850 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
20851 dwarf_register_span hook when emitting unwind information for
20852 register-to-memory saves.
20853 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
20854 (rs6000_frame_related): Remove call to spe_synthesize_frame.
20855
20856 2008-03-06 Jakub Jelinek <jakub@redhat.com>
20857
20858 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
20859 for the same VAR_DECL.
20860
20861 2008-03-06 Tom Tromey <tromey@redhat.com>
20862
20863 * treelang: Delete.
20864 * doc/standards.texi (Standards): Don't mention treelang.
20865 * doc/invoke.texi (Overall Options): Don't mention treelang.
20866 * doc/install.texi (Prerequisites): Don't mention bison or
20867 treelang.
20868 (Configuration): Don't mention treelang.
20869 (Building): Likewise.
20870 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
20871
20872 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
20873
20874 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
20875 word-extractions out of a multi-word object.
20876
20877 2008-03-06 Richard Guenther <rguenther@suse.de>
20878
20879 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
20880 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
20881 result type and precision.
20882 * expr.c (get_inner_reference): Set unsignedp based on the result
20883 type of BIT_FIELD_REF.
20884 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
20885 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
20886 (try_instantiate_multiple_fields): Likewise. Use the correct type
20887 for BIT_FIELD_REF.
20888 (sra_build_assignment): Likewise.
20889 (sra_build_elt_assignment): Likewise.
20890 (sra_explode_bitfield_assignment): Likewise.
20891 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
20892 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
20893 set BIT_FIELD_REF_UNSIGNED.
20894 (vectorizable_load): Likewise.
20895
20896 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
20897
20898 * cse.c (cse_extended_basic_block): Invalidate artificial defs
20899 at bb start.
20900
20901 2008-03-06 Richard Guenther <rguenther@suse.de>
20902
20903 * alias.c (struct alias_set_entry): Move has_zero_child field
20904 to pack with alias_set.
20905
20906 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
20907
20908 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20909 32bit host.
20910
20911 2008-03-05 Ian Lance Taylor <iant@google.com>
20912
20913 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
20914
20915 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
20916
20917 * fwprop.c (update_df): Support width and offset parameters of
20918 df_ref_create.
20919 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
20920 global_conflicts): Change DF_REF_EXTRACT to either
20921 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20922 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20923 * df-scan.c (df_ref_record, df_defs_record,
20924 df_ref_create_structure, df_def_record_1, df_uses_record,
20925 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
20926 df_bb_refs_collect, df_entry_block_defs_collect,
20927 df_exit_block_uses_collect): Support new width and offset fields.
20928 (ref_extract_pool): New storage pool.
20929 (df_free_ref): New function.
20930 (df_reg_chain_unlink, df_free_collection_rec,
20931 df_sort_and_compress_refs): Call df_free_ref.
20932 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
20933 of df_ref_extract.
20934 (df_ref_create_structure): Allocate df_ref_extract if offset and
20935 width fields are used.
20936 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
20937 (df_uses_record): Get offset and width from ZERO_EXTRACT
20938 and SIGN_EXTRACT.
20939 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
20940 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20941 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20942 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
20943 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20944 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20945 (df_ref_extract): New structure.
20946 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
20947 (df_ref_create): Add width and offset parameters.
20948
20949 2008-03-05 Richard Guenther <rguenther@suse.de>
20950
20951 * tree-ssa-structalias.c (get_constraint_for_component_ref):
20952 Use ranges_overlap_p.
20953 (offset_overlaps_with_access): Rename
20954 to ranges_overlap_p and move ...
20955 * tree-flow-inline.h (ranges_overlap_p): ... here.
20956
20957 * tree.h (get_inner_reference, handled_component_p): Update
20958 comments.
20959
20960 * tree.h (record_component_aliases, get_alias_set,
20961 alias_sets_conflict_p, alias_sets_must_conflict_p,
20962 objects_must_conflict_p): Move declarations ...
20963 * alias.h (record_component_aliases, get_alias_set,
20964 alias_sets_conflict_p, alias_sets_must_conflict_p,
20965 objects_must_conflict_p): ... here.
20966 Include coretypes.h.
20967 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
20968
20969 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
20970
20971 * cfg.c: Include tree-flow.h.
20972 (remove_edge_raw): Call redirect_edge_var_map_clear.
20973 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
20974 * tree-flow-inline.h (redirect_edge_var_map_def): New.
20975 (redirect_edge_var_map_result): New.
20976 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
20977 PENDING_STMT use with redirect_edge_var_map_*.
20978 * tree-ssa.c (edge_var_maps): New definition.
20979 (redirect_edge_var_map_add): New.
20980 (redirect_edge_var_map_clear): New.
20981 (redirect_edge_var_map_dup): New.
20982 (redirect_edge_var_map_vector): New.
20983 (redirect_edge_var_map_destroy): New.
20984 (ssa_redirect_edge): Replace PENDING_STMT use with
20985 redirect_edge_var_map_*.
20986 (flush_pending_stmts): Same.
20987 (delete_tree_ssa): Destroy edge var map.
20988 * tree-flow.h (struct _edge_var_map): New.
20989 Define edge_var_map vector type.
20990 Declare redirect_edge_var_map_* prototypes.
20991 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
20992 * tree-cfg.c (reinstall_phi_args): Replace
20993 PENDING_STMT use with redirect_edge_var_map_*.
20994
20995 2008-03-05 Richard Guenther <rguenther@suse.de>
20996
20997 PR tree-optimization/35472
20998 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
20999 whose single use_stmt has a overlapping set of loaded and
21000 stored symbols as that use_stmt might be a noop assignment then.
21001
21002 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21003
21004 * gthr-rtems.h: Implement __gthread_mutex_destroy.
21005
21006 2008-03-05 Richard Guenther <rguenther@suse.de>
21007
21008 PR c++/35336
21009 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
21010 should be constants.
21011 * tree-cfg.c (verify_expr): Verify it.
21012 * fold-const.c (fold_truthop): Remove code generating
21013 BIT_FIELD_REFs of structure bases.
21014 (fold_binary): Likewise.
21015 (fold_ternary): Position and size of BIT_FIELD_REFs are
21016 always host integers.
21017 (make_bit_field_ref): Remove.
21018 (optimize_bit_field_compare): Remove.
21019 (all_ones_mask_p): Remove.
21020
21021 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
21022
21023 PR gcc/33009
21024 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
21025 (split_block_and_df_analyze): New. Split basic block and rebuild
21026 dataflow.
21027 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
21028 SPLIT_BLOCK.
21029 (split_pattern_seq): Likewise.
21030 (erase_matching_seqs): Likewise.
21031 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
21032
21033 2008-03-04 Geoff Keating <geoffk@apple.com>
21034
21035 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
21036 declaration and code.
21037 (tree_invalid_nonnegative_warnv_p): Likewise.
21038
21039 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
21040
21041 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
21042 examples. Truncate option-names then causing overfull hbox.
21043
21044 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21045
21046 PR target/35222
21047 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
21048 on hpux10.
21049 * configure: Rebuilt.
21050
21051 2008-03-04 Rafael Espíndola <espindola@google.com>
21052
21053 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
21054 (tree_unary_nonnegative_warnv_p): New.
21055 (tree_binary_nonnegative_warnv_p): New.
21056 (tree_single_nonnegative_warnv_p): New.
21057 (tree_invalid_nonnegative_warnv_p): New.
21058 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
21059
21060 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21061
21062 PR 28322
21063 * opts.c (handle_option): Postpone 'unknown option' errors only for
21064 warning options.
21065
21066 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
21067
21068 PR target/35453
21069 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
21070 (_SIDD_XXX): This.
21071
21072 2008-03-04 Rafael Espíndola <espindola@google.com>
21073
21074 * fold-const.c (tree_unary_nonzero_warnv_p): New.
21075 (tree_binary_nonzero_warnv_p): New.
21076 (tree_single_nonzero_warnv_p): New.
21077 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
21078
21079 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
21080
21081 PR middle-end/35456
21082 * fold-const.c (fold_cond_expr_with_comparison): Prevent
21083 transformations for modes that have signed zeros.
21084 * ifcvt.c (noce_try_abs): Ditto.
21085
21086 2008-03-04 Joseph Myers <joseph@codesourcery.com>
21087
21088 * config/i386/i386.c (override_options): Force
21089 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
21090
21091 2008-03-04 Jan Hubicka <jh@suse.cz>
21092
21093 PR c++/35262
21094 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
21095 in last commit.
21096
21097 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
21098
21099 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
21100 label to probe the stack.
21101
21102 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
21103
21104 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
21105 (__gthr_win32_mutex_destroy): Declare.
21106 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
21107 __gthr_win32_mutex_destroy.
21108 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
21109
21110 2008-03-03 Jan Hubicka <jh@suse.cz>
21111
21112 PR c++/35262
21113 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
21114 aggressive on inlining cold calls.
21115
21116 2008-03-03 Richard Guenther <rguenther@suse.de>
21117
21118 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
21119 struct copies into the expression table.
21120 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
21121 (try_to_simplify): Likewise.
21122 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
21123 integral and pointer arguments which do not change the
21124 precision to NOP_EXPRs.
21125 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
21126 VIEW_CONVERT_EXPR case.
21127
21128 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
21129
21130 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
21131 defined in a loop at depth 0 is invariant.
21132 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
21133 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
21134 be called at loop depth 0.
21135
21136 2008-03-02 Jakub Jelinek <jakub@redhat.com>
21137
21138 PR driver/35420
21139 * gcc.c (process_command): Update copyright notice dates.
21140 * gcov.c (print_version): Likewise.
21141 * gcov-dump.c (print_version): Likewise.
21142 * mips-tfile.c (main): Likewise.
21143 * mips-tdump.c (main): Likewise.
21144
21145 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21146
21147 PR 24924
21148 * c-common.c (flag_permissive): Delete.
21149 (constant_expression_warnings): Check flags first.
21150 (constant_expression_error): New.
21151 * c-common.h (flag_permissive): Delete.
21152 (constant_expression_error): Declare.
21153 * flags.h (flag_permissive): Declare. Update description.
21154 * diagnostic.c (pedwarn): Update.
21155 (permerror): New.
21156 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
21157 (permissive_error_kind): New.
21158 * toplev.c (flag_permissive): Define. Update description.
21159 * toplev.h (permissive_error_kind): Declare.
21160 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
21161 (pedwarn_c90): Use pedantic_warning_kind.
21162 * c-opts.c (c_common_post_options): flag_permissive does not affect
21163 flag_pedantic_errors.
21164
21165 2008-03-02 Joseph Myers <joseph@codesourcery.com>
21166
21167 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
21168 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
21169 __absvsi2, __absvDI2): Use unsigned arithmetic.
21170
21171 2008-03-02 Andi Kleen <ak@suse.de>
21172 Richard Guenther <rguenther@suse.de>
21173
21174 * struct-equiv.c: Remove file.
21175 * cfg_cleanup.c (condjump_equiv_p): Remove.
21176 * Makefile.in (OBJS-common): Remove struct-equiv.o.
21177 (struct-equiv.o): Remove rule.
21178 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
21179 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
21180 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
21181
21182 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21183
21184 * ifcvt.c (noce_process_if_block): Try to handle only the then
21185 block if the else block exists but isn't suitable.
21186
21187 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
21188
21189 PR gcc/35063
21190 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
21191 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
21192 regression from previous patch.
21193
21194 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
21195
21196 PR gcc/35063
21197 * gthr.h: Add __gthread_mutex_destroy as a function that must be
21198 implemented.
21199 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
21200 * gthr-single.h (__gthread_mutex_destroy): Likewise.
21201 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
21202 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
21203 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
21204 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
21205 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
21206 (__gthread_mutex_destroy_function): Rename to
21207 __gthread_mutex_destroy.
21208 * gthr-dce.h (__gthread_mutex_destroy): Call
21209 pthread_mutex_destroy.
21210 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
21211 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
21212 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
21213
21214 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21215
21216 * df-scan.c (df_ref_chain_change_bb): Simplify.
21217 (df_insn_change_bb): Add new_bb argument. Simplify. Call
21218 set_block_for_insn if there's any change.
21219 * df.h ((df_insn_change_bb): Fix prototype.
21220 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
21221 df_insn_change_bb, don't call set_block_for_insn.
21222 * emit-rtl.c (reorder_insns): Likewise.
21223 * haifa-sched.c (move_insn): Likewise.
21224
21225 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21226
21227 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
21228
21229 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21230
21231 * tree-flow-inline.h (next_readonly_imm_use): Return
21232 NULL_USE_OPERAND_P after the end.
21233
21234 2008-03-01 Richard Guenther <rguenther@suse.de>
21235
21236 PR tree-optimization/35411
21237 * tree-sra.c (sra_build_assignment): Split conversion to
21238 final type to a separate statement if we are not assigning
21239 to a register.
21240
21241 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21242
21243 * fold-const.c (fold_convertible_p): Correct the logic to follow
21244 that in fold_convert().
21245
21246 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
21247
21248 PR c++/35315
21249 * tree-inline.c (build_duplicate_type): When we make a
21250 duplicate type, make it unique in the canonical types system.
21251
21252 2008-02-29 Tom Tromey <tromey@redhat.com>
21253
21254 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
21255 input_file_stack_history, input_file_stack_restored): Remove.
21256 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
21257 * input.h (struct file_stack): Remove.
21258 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
21259 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
21260 Likewise.
21261 * diagnostic.h (struct diagnostic_context) <last_module>: Change
21262 type.
21263 (diagnostic_last_module_changed): Add 'map' argument.
21264 (diagnostic_set_last_function): Likewise.
21265 * diagnostic.c (undiagnostic_report_current_module): Iterate using
21266 line map, not input_file_stack.
21267 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
21268
21269 2008-02-29 Paul Brook <paul@codesourcery.com>
21270
21271 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
21272
21273 2008-02-29 Paul Brook <paul@codesourcery.com>
21274
21275 * config/arm/ieee754-df.S (muldf3): Use RET macros.
21276
21277 2008-02-29 Richard Guenther <rguenther@suse.de>
21278
21279 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
21280 vn_lookup_or_add.
21281 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
21282 value for comparing for a store match.
21283 (simplify_unary_expression): Do nothing for SSA_NAMEs.
21284 (try_to_simplify): Do not do a full-blown reference lookup.
21285
21286 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
21287
21288 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
21289 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
21290
21291 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
21292
21293 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
21294
21295 * tree-loop-linear.c (try_interchange_loops): Compare memory access
21296 strides against cache sizes.
21297
21298 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
21299
21300 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
21301 constant to fpul.
21302
21303 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
21304
21305 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
21306 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
21307 is smaller than the original promoted value.
21308 (simplify_subreg): If OP is a SUBREG, try to preserve its
21309 SUBREG_PROMOTED_VAR_P information.
21310
21311 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
21312
21313 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
21314 (VN_INFO_GET): Allocate new objects on the obstack.
21315 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
21316 for rpo_numbers_temp, for consistency.
21317 (free_scc_vn): Free the obstack.
21318
21319 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
21320
21321 * doc/invoke.texi: Document -ftree-loop-distribution.
21322 * tree-loop-distribution.c: New.
21323 * tree-pass.h (pass_loop_distribution): New.
21324 * graphds.h (struct graph): Add htab_t indices.
21325 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
21326 * tree-vectorizer.c (rename_variables_in_loop): Extern.
21327 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
21328 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
21329 * tree-data-ref.c (debug_data_dependence_relations): New.
21330 (dump_data_dependence_relation): Also print data references.
21331 (free_data_ref): Extern.
21332 (same_access_functions): Moved...
21333 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
21334 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
21335 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
21336 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
21337 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
21338 (stmts_from_loop): Skip LABEL_EXPR.
21339 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
21340 New.
21341 (build_rdg): Initialize rdg->indices htab.
21342 (free_rdg, stores_from_loop, ref_base_address,
21343 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
21344 have_similar_memory_accesses_1, ref_base_address_1,
21345 remove_similar_memory_refs): New.
21346 * tree-data-ref.h: Depend on tree-chrec.h.
21347 (debug_data_dependence_relations, free_data_ref): Declared.
21348 (same_access_functions): ... here.
21349 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
21350 New.
21351 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
21352 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
21353 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
21354 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
21355 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
21356 rdg_vertex_for_stmt): Declared.
21357 (struct rdg_edge): Add level.
21358 (RDGE_LEVEL): New.
21359 (free_rdg, stores_from_loop, remove_similar_memory_refs,
21360 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
21361 Declared.
21362 (rdg_has_similar_memory_accesses): New.
21363 * tree-vect-analyze.c: Remove unused static decls.
21364 * lambda.h (dependence_level): New.
21365 * common.opt (ftree-loop-distribution): New.
21366 * tree-flow.h (mark_virtual_ops_in_bb,
21367 slpeel_tree_duplicate_loop_to_edge_cfg,
21368 rename_variables_in_loop): Declared.
21369 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
21370 (OBJS-common): Add tree-loop-distribution.o.
21371 (tree-loop-distribution.o): New rule.
21372 * tree-cfg.c (mark_virtual_ops_in_bb): New.
21373 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
21374 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
21375
21376 2008-02-28 Joseph Myers <joseph@codesourcery.com>
21377
21378 PR target/33963
21379 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
21380 other than structures and unions.
21381
21382 2008-02-28 Richard Guenther <rguenther@suse.de>
21383
21384 Revert:
21385 2008-02-26 Richard Guenther <rguenther@suse.de>
21386
21387 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21388 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21389 (lookup_decl_from_uid): Declare.
21390 (remove_decl_from_map): Likewise.
21391 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21392 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21393 (decl_for_uid_map): New global hashtable mapping DECL_UID
21394 to the decl tree.
21395 (init_ttree): Allocate it.
21396 (insert_decl_to_uid_decl_map): New helper function.
21397 (make_node_stat): Insert new decls into the map.
21398 (copy_node_stat): Likewise.
21399 (lookup_decl_from_uid): New function.
21400 (remove_decl_from_map): Likewise.
21401 (print_decl_for_uid_map_statistics): New helper.
21402 (dump_tree_statistics): Call it.
21403
21404 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21405 (referenced_var_iterator): Adjust.
21406 (FOR_EACH_REFERENCED_VAR): Adjust.
21407 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21408 (num_referenced_vars): Adjust.
21409 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21410 (first_referenced_var): Remove.
21411 (end_referenced_vars_p): Likewise.
21412 (next_referenced_var): Likewise.
21413 (referenced_var_iterator_set): New helper function.
21414 * tree-dfa.c (referenced_var_lookup): Adjust.
21415 (referenced_var_check_and_insert): Likewise.
21416 (remove_referenced_var): Likewise.
21417 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21418 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21419 (verify_call_clobbering): Likewise.
21420 (verify_memory_partitions): Likewise.
21421 (init_tree_ssa): Allocate bitmap instead of hashtable for
21422 referenced_vars.
21423 (delete_tree_ssa): Adjust.
21424 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21425 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21426 (compute_tag_properties): Likewise.
21427 (set_initial_properties): Likewise.
21428 (find_partition_for): Likewise.
21429 (update_reference_counts): Likewise.
21430 (dump_may_aliases_for): Likewise.
21431 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21432 (add_call_clobber_ops): Likewise.
21433 (add_call_read_ops): Likewise.
21434 (get_asm_expr_operands): Likewise.
21435 * tree-into-ssa.c (dump_decl_set): Likewise.
21436 (update_ssa): Likewise.
21437 * tree-sra.c (scan_function): Likewise.
21438 (decide_instantiations): Likewise.
21439 (scalarize_parms): Likewise.
21440 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21441 (dsa_named_for): Likewise.
21442 * tree-ssa-structalias.c (update_alias_info): Likewise.
21443 (merge_smts_into): Likewise.
21444
21445 2008-02-27 David Daney <ddaney@avtrex.com>
21446
21447 PR target/34409
21448 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
21449 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
21450 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
21451 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
21452 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
21453
21454 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
21455
21456 PR target/25477
21457 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
21458 (BUILT_IN_NEXTTOWARD): Remove.
21459 (BUILT_IN_NEXTTOWARDF): Ditto.
21460 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
21461 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
21462
21463 2008-02-27 Tom Tromey <tromey@redhat.com>
21464
21465 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
21466 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
21467
21468 2008-02-27 Jan Beulich <jbeulich@novell.com>
21469
21470 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
21471 update the respective field on newdecl.
21472
21473 2008-02-27 Revital Eres <eres@il.ibm.com>
21474
21475 PR rtl-optimization/34999
21476 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
21477 crossing edges that ends with a call insn.
21478 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
21479 call insn and clear the EDGE_CROSSING flag of the crossing edge
21480 when fixing fallthru edges.
21481
21482 2008-02-27 Richard Guenther <rguenther@suse.de>
21483
21484 PR middle-end/35390
21485 * fold-const.c (fold_unary): Return the correct argument,
21486 converted to the result type.
21487
21488 2008-02-27 Richard Guenther <rguenther@suse.de>
21489
21490 PR middle-end/34971
21491 * expr.c (expand_expr_real_1): Assert on rotates that operate
21492 on partial modes.
21493 * fold-const.c (fold_binary): Use the types precision, not the
21494 bitsize of the mode if folding rotate expressions. Build rotates
21495 only for full modes.
21496
21497 2008-02-27 Jakub Jelinek <jakub@redhat.com>
21498
21499 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
21500 and CPP_PRAGMA_EOL.
21501 * c-pragma.c (pragma_ns_name): New typedef.
21502 (registered_pp_pragmas): New variable.
21503 (c_pp_lookup_pragma): New function.
21504 (c_register_pragma_1): If flag_preprocess_only, do nothing
21505 for non-expanded pragmas, for expanded ones push pragma's
21506 namespace and name into registered_pp_pragmas vector.
21507 (c_invoke_pragma_handler): Register OpenMP pragmas even when
21508 flag_preprocess_only, don't register GCC pch_preprocess
21509 pragma if flag_preprocess_only.
21510 * c-opts.c (c_common_init): Call init_pragma even if
21511 flag_preprocess_only.
21512 * c-pragma.c (c_pp_lookup_pragma): New prototype.
21513 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
21514 cpp_register_pragma if flag_preprocess_only.
21515
21516 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21517
21518 PR c/28800
21519 * c-parser.c (c_parser_translation_unit): Warn for empty
21520 translation unit, not empty source file.
21521
21522 2008-02-26 Paul Brook <paul@codesourcery.com>
21523
21524 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
21525 operand for Thumb-2.
21526 * config/arm/arm.h (reg_class): Add CORE_REGS.
21527 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
21528 (BASE_REG_CLASS): Use CORE_REGS.
21529 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
21530 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
21531 (REGNO_OK_FOR_INDEX_P): Exclude SP.
21532 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
21533 ARM_REGNO_OK_FOR_INDEX_P.
21534 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
21535 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
21536 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
21537 (ldm/stm peepholes): Ditto.
21538 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
21539 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
21540 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
21541 * config/arm/constraints.md: Enable "k" constraint on ARM.
21542
21543 2008-02-27 Ben Elliston <bje@au.ibm.com>
21544
21545 * config/rs6000/rs6000.c: Annotate cache line size field in all
21546 instances of struct processor_costs.
21547
21548 2008-02-26 David Edelsohn <edelsohn@gnu.org>
21549
21550 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
21551 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
21552 jump_bypass): New counters.
21553 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
21554 * dce.c (gate_ud_dce): Same.
21555 (gate_fast_dce): Same.
21556 * dse.c (gate_dse1): New function.
21557 (gate_dse2): New function.
21558 (gate_dse): Merge results of new gate functions.
21559 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
21560 (gate_handle_jump_bypass): Add dbg_cnt.
21561 (gate_handle_gcse): Add dbg_cnt.
21562 * ifcvt.c (gate_handle_if_conversion): Same.
21563 (gate_handle_if_after_combine): Same.
21564 (gate_handle_if_after_reload): Same.
21565 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
21566
21567 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
21568
21569 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
21570 line sizes.
21571 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
21572
21573 2008-02-26 Jason Merrill <jason@redhat.com>
21574
21575 PR c++/35315
21576 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
21577 alone if it's the naming decl for the type's main variant.
21578
21579 2008-02-26 Tom Tromey <tromey@redhat.com>
21580
21581 * system.h (USE_MAPPED_LOCATION): Poison.
21582 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
21583 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
21584 (make_goto_expr_edges): Likewise.
21585 (remove_bb): Likewise.
21586 (execute_warn_function_return): Likewise.
21587 * basic-block.h (struct edge_def) <goto_locus>: Change type to
21588 location_t.
21589 * c-common.c (fname_decl): Remove old location code.
21590 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
21591 location code.
21592 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
21593 variant.
21594 (ASM_INPUT_SOURCE_LOCATION): Likewise.
21595 (gen_rtx_ASM_INPUT): Likewise.
21596 (gen_rtx_ASM_INPUT_loc): Likewise.
21597 (get_rtx_asm_OPERANDS): Remove.
21598 * cfglayout.c (insn_locators_alloc): Remove old location code.
21599 (set_curr_insn_source_location): Likewise.
21600 (curr_insn_locator): Likewise.
21601 * print-tree.c (print_node): Remove old location code.
21602 * tree-mudflap.c (mf_varname_tree): Remove old location code.
21603 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
21604 * cfgexpand.c (expand_gimple_cond_expr): Don't use
21605 location_from_locus.
21606 (construct_exit_block): Remove old location code.
21607 * emit-rtl.c (force_next_line_note): Remove old location code.
21608 * profile.c (branch_prob): Remove old location code.
21609 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
21610 LOC_LINE): Remove old-location variants.
21611 * langhooks.c (lhd_print_error_function): Remove old location
21612 code.
21613 * configure, config.in: Rebuilt.
21614 * configure.ac (--enable-mapped-location): Remove.
21615 * c-decl.c (c_init_decl_processing): Remove old location code.
21616 (finish_function): Likewise.
21617 * recog.c (decode_asm_operands): Remove old location code.
21618 * c-pch.c (c_common_read_pch): Remove old location code.
21619 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
21620 variants.
21621 * gimple-low.c (lower_function_body): Remove old location code.
21622 * toplev.c (unknown_location): Remove.
21623 (push_srcloc): Remove old-location variant.
21624 (process_options): Remove old location code.
21625 (lang_dependent_init): Likewise.
21626 * input.h (UNKNOWN_LOCATION): Move definition.
21627 (location_t): Undeprecate.
21628 (source_locus): Remove.
21629 (location_from_locus): Remove.
21630 (struct location_s): Remove.
21631 Remove all old-location code.
21632 (input_line, input_filename): Remove.
21633 * final.c (final_scan_insn): Remove old location code.
21634 * diagnostic.c (diagnostic_build_prefix): Remove
21635 USE_MAPPED_LOCATION test.
21636 * tree.h (gimple_stmt) <locus>: Now a location_t.
21637 (tree_exp) <locus>: Likewise.
21638 (DECL_IS_BUILTIN): Remove old-location variant.
21639 (annotate_with_file_line, annotate_with_locus): Likewise.
21640 (expr_locus, set_expr_locus): Update.
21641 * tree.c (build1_stat): Remove old location code.
21642 (last_annotated_node): Remove.
21643 (annotate_with_file_line): Remove old-location variant.
21644 (annotate_with_locus): Likewise.
21645 (expr_location): Remove old location code.
21646 (set_expr_location): Likewise.
21647 (expr_has_location): Likewise.
21648 (expr_locus): Likewise.
21649 (set_expr_locus): Likewise.
21650 (expr_filename): Don't use location_from_locus.
21651 (expr_lineno): Likewise.
21652 * rtl-error.c (location_for_asm): Remove old location code.
21653 * c-lex.c (cb_line_change): Remove old location code.
21654 (fe_file_change): Likewise.
21655 (cb_def_pragma): Likewise.
21656 (c_lex_with_flags): Likewise.
21657 * gengtype.c (do_typedef): Don't special-case location types.
21658 (define_location_structures): Remove.
21659 (main): Don't call define_location_structures.
21660 * tree-pretty-print.c (dump_implicit_edges): Remove old location
21661 code.
21662
21663 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21664
21665 PR 26264
21666 * builtins.def (BUILT_IN_STDARG_START): Remove.
21667 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
21668 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
21669 * tree-inline.c (inline_forbidden_p_1): Likewise.
21670
21671 2008-02-26 Richard Guenther <rguenther@suse.de>
21672
21673 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21674 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21675 (lookup_decl_from_uid): Declare.
21676 (remove_decl_from_map): Likewise.
21677 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21678 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21679 (decl_for_uid_map): New global hashtable mapping DECL_UID
21680 to the decl tree.
21681 (init_ttree): Allocate it.
21682 (insert_decl_to_uid_decl_map): New helper function.
21683 (make_node_stat): Insert new decls into the map.
21684 (copy_node_stat): Likewise.
21685 (lookup_decl_from_uid): New function.
21686 (remove_decl_from_map): Likewise.
21687 (print_decl_for_uid_map_statistics): New helper.
21688 (dump_tree_statistics): Call it.
21689
21690 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21691 (referenced_var_iterator): Adjust.
21692 (FOR_EACH_REFERENCED_VAR): Adjust.
21693 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21694 (num_referenced_vars): Adjust.
21695 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21696 (first_referenced_var): Remove.
21697 (end_referenced_vars_p): Likewise.
21698 (next_referenced_var): Likewise.
21699 (referenced_var_iterator_set): New helper function.
21700 * tree-dfa.c (referenced_var_lookup): Adjust.
21701 (referenced_var_check_and_insert): Likewise.
21702 (remove_referenced_var): Likewise.
21703 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21704 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21705 (verify_call_clobbering): Likewise.
21706 (verify_memory_partitions): Likewise.
21707 (init_tree_ssa): Allocate bitmap instead of hashtable for
21708 referenced_vars.
21709 (delete_tree_ssa): Adjust.
21710 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21711 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21712 (compute_tag_properties): Likewise.
21713 (set_initial_properties): Likewise.
21714 (find_partition_for): Likewise.
21715 (update_reference_counts): Likewise.
21716 (dump_may_aliases_for): Likewise.
21717 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21718 (add_call_clobber_ops): Likewise.
21719 (add_call_read_ops): Likewise.
21720 (get_asm_expr_operands): Likewise.
21721 * tree-into-ssa.c (dump_decl_set): Likewise.
21722 (update_ssa): Likewise.
21723 * tree-sra.c (scan_function): Likewise.
21724 (decide_instantiations): Likewise.
21725 (scalarize_parms): Likewise.
21726 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21727 (dsa_named_for): Likewise.
21728 * tree-ssa-structalias.c (update_alias_info): Likewise.
21729 (merge_smts_into): Likewise.
21730
21731 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21732
21733 PR 34351
21734 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
21735 * c-opts.c (c_common_handle_option): Wall enables
21736 Wvolatile-register-var.
21737 * common.opt: Move Wvolatile-register-var to...
21738 * c.opt: ...here.
21739
21740 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21741
21742 * common.opt (Wlarger-than=): New.
21743 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
21744 -Wlarger-than=.
21745 * opts.c (common_handle_option): Handle -Wlarger-than=.
21746 * optc-gen.awk: Likewise.
21747 * opth-gen.awk: Likewise.
21748 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
21749 * tree-optimize.c (tree_rest_of_compilation): Likewise.
21750
21751 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21752
21753 * c-common.c (match_case_to_enum_1): Add appropriate
21754 OPT_W* parameter to warning.
21755 (c_do_switch_warnings): Likewise.
21756 * c-typeck.c (warning_init): Add one more parameter following
21757 'warning' function.
21758 (push_init_level): Update call to warning_init.
21759 (pop_init_level): Likewise.
21760 (add_pending_init): Likewise.
21761 (output_init_element: Likewise.
21762
21763 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21764
21765 PR 28322
21766 * toplev.c (toplev_main): If there are warnings or error, print
21767 errors for ignored options.
21768 * opts.c (ignored_options): New static variable.
21769 (postpone_unknown_option_error): New.
21770 (print_ignored_options): New.
21771 (handle_option): Postpone errors for unknown -Wno-* options.
21772 * opts.h (print_ignored_options): Declare.
21773
21774 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
21775
21776 * config/mips/mips.md (loadgp_blockage, blockage): Change type
21777 to "ghost".
21778
21779 2008-02-25 Richard Guenther <rguenther@suse.de>
21780
21781 Revert:
21782 2008-02-25 Richard Guenther <rguenther@suse.de>
21783
21784 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21785 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21786 (lookup_decl_from_uid): Declare.
21787 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21788 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21789 (decl_for_uid_map): New global hashtable mapping DECL_UID
21790 to the decl tree.
21791 (init_ttree): Allocate it.
21792 (insert_decl_to_uid_decl_map): New helper function.
21793 (make_node_stat): Insert new decls into the map.
21794 (copy_node_stat): Likewise.
21795 (lookup_decl_from_uid): New function.
21796 (print_decl_for_uid_map_statistics): New helper.
21797 (dump_tree_statistics): Call it.
21798
21799 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21800 (referenced_var_iterator): Adjust.
21801 (FOR_EACH_REFERENCED_VAR): Adjust.
21802 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21803 (num_referenced_vars): Adjust.
21804 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21805 (first_referenced_var): Remove.
21806 (end_referenced_vars_p): Likewise.
21807 (next_referenced_var): Likewise.
21808 (referenced_var_iterator_set): New helper function.
21809 * tree-dfa.c (referenced_var_lookup): Adjust.
21810 (referenced_var_check_and_insert): Likewise.
21811 (remove_referenced_var): Likewise.
21812 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21813 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21814 (verify_call_clobbering): Likewise.
21815 (verify_memory_partitions): Likewise.
21816 (init_tree_ssa): Allocate bitmap instead of hashtable for
21817 referenced_vars.
21818 (delete_tree_ssa): Adjust.
21819 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21820 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21821 (compute_tag_properties): Likewise.
21822 (set_initial_properties): Likewise.
21823 (find_partition_for): Likewise.
21824 (update_reference_counts): Likewise.
21825 (dump_may_aliases_for): Likewise.
21826 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21827 (add_call_clobber_ops): Likewise.
21828 (add_call_read_ops): Likewise.
21829 (get_asm_expr_operands): Likewise.
21830 * tree-into-ssa.c (dump_decl_set): Likewise.
21831 (update_ssa): Likewise.
21832 * tree-sra.c (scan_function): Likewise.
21833 (decide_instantiations): Likewise.
21834 (scalarize_parms): Likewise.
21835 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21836 (dsa_named_for): Likewise.
21837 * tree-ssa-structalias.c (update_alias_info): Likewise.
21838 (merge_smts_into): Likewise.
21839
21840 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21841
21842 PR fortran/29549
21843 * doc/invoke.texi (-fcx-limited-range): Document new option.
21844 * toplev.c (process_options): Handle -fcx-fortran-rules.
21845 * common.opt: Add documentation for -fcx-fortran-rules.
21846
21847 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21848
21849 PR c/35162
21850 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
21851 actual behaviour and C99.
21852
21853 2008-02-26 Ben Elliston <bje@au.ibm.com>
21854
21855 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
21856 (ASM_CPU_POWER6_SPEC): Likewise.
21857 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
21858 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
21859 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
21860
21861 2008-02-25 Richard Guenther <rguenther@suse.de>
21862
21863 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21864 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21865 (lookup_decl_from_uid): Declare.
21866 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21867 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21868 (decl_for_uid_map): New global hashtable mapping DECL_UID
21869 to the decl tree.
21870 (init_ttree): Allocate it.
21871 (insert_decl_to_uid_decl_map): New helper function.
21872 (make_node_stat): Insert new decls into the map.
21873 (copy_node_stat): Likewise.
21874 (lookup_decl_from_uid): New function.
21875 (print_decl_for_uid_map_statistics): New helper.
21876 (dump_tree_statistics): Call it.
21877
21878 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21879 (referenced_var_iterator): Adjust.
21880 (FOR_EACH_REFERENCED_VAR): Adjust.
21881 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21882 (num_referenced_vars): Adjust.
21883 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21884 (first_referenced_var): Remove.
21885 (end_referenced_vars_p): Likewise.
21886 (next_referenced_var): Likewise.
21887 (referenced_var_iterator_set): New helper function.
21888 * tree-dfa.c (referenced_var_lookup): Adjust.
21889 (referenced_var_check_and_insert): Likewise.
21890 (remove_referenced_var): Likewise.
21891 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21892 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21893 (verify_call_clobbering): Likewise.
21894 (verify_memory_partitions): Likewise.
21895 (init_tree_ssa): Allocate bitmap instead of hashtable for
21896 referenced_vars.
21897 (delete_tree_ssa): Adjust.
21898 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21899 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21900 (compute_tag_properties): Likewise.
21901 (set_initial_properties): Likewise.
21902 (find_partition_for): Likewise.
21903 (update_reference_counts): Likewise.
21904 (dump_may_aliases_for): Likewise.
21905 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21906 (add_call_clobber_ops): Likewise.
21907 (add_call_read_ops): Likewise.
21908 (get_asm_expr_operands): Likewise.
21909 * tree-into-ssa.c (dump_decl_set): Likewise.
21910 (update_ssa): Likewise.
21911 * tree-sra.c (scan_function): Likewise.
21912 (decide_instantiations): Likewise.
21913 (scalarize_parms): Likewise.
21914 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21915 (dsa_named_for): Likewise.
21916 * tree-ssa-structalias.c (update_alias_info): Likewise.
21917 (merge_smts_into): Likewise.
21918
21919 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
21920
21921 PR target/35258
21922 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
21923 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
21924 * alias.h (nonoverlapping_memrefs_p): Likewise.
21925
21926 2008-02-25 Jan Beulich <jbeulich@novell.com>
21927
21928 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
21929 * config/i386/netware-libgcc.exp: Add __bswap?i2,
21930 __emultls_get_address, __emultls_register_common,
21931 __floatundi?f, and _Unwind_GetIPInfo.
21932 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
21933 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
21934 (gen_regparm_prefix): Likewise.
21935 (i386_nlm_encode_section_info): Sync with
21936 config/i386/winnt.c:i386_pe_encode_section_info().
21937 (i386_nlm_maybe_mangle_decl_assembler_name): New.
21938 i386_nlm_mangle_decl_assembler_name): New.
21939 (netware_override_options): New.
21940 * config/i386/netware.h (netware_override_options): Declare.
21941 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
21942 (i386_nlm_mangle_decl_assembler_name): Declare.
21943 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
21944
21945 2008-02-25 Ben Elliston <bje@au.ibm.com>
21946
21947 PR other/32948
21948 * c-decl.c (grokdeclarator): Remove unused local variables
21949 `typedef_type' and `type_as_written'.
21950 * bb-reorder.c
21951 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
21952 unused local variable `has_hot_blocks'.
21953 (fix_crossing_conditional_branches): Remove unused local variable
21954 `prev_bb'.
21955
21956 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
21957
21958 PR middle-end/19984
21959 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
21960 using DEF_C99_BUILTIN.
21961 (BUILT_IN_NANF): Ditto.
21962 (BUILT_IN_NANL): Ditto.
21963
21964 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
21965 Revital Eres <eres@il.ibm.com>
21966
21967 * modulo-sched.c (calculate_must_precede_follow): Address TODO
21968 regarding the order of two dependent insns in the same row.
21969
21970 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
21971
21972 * stor-layout.c (layout_decl): Do not bump the alignment of a
21973 bit-field to more than byte alignment if it is packed.
21974
21975 2008-02-24 David Edelsohn <edelsohn@gnu.org>
21976
21977 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
21978 e300c2 and e300c3.
21979
21980 2008-02-24 Diego Novillo <dnovillo@google.com>
21981
21982 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
21983
21984 PR 33738
21985 * tree-vrp.c (vrp_evaluate_conditional): With
21986 -Wtype-limits, emit a warning when comparing against a
21987 constant outside the natural range of OP0's type.
21988 * c.opt (Wtype-limits): Move ...
21989 * common.opt (Wtype-limits): ... here.
21990
21991 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
21992
21993 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
21994 * config/rs6000/e300c2c3.md: New file.
21995 * config/rs6000/rs6000.c (processor_costs): Add new costs for
21996 e300c2 and e300c3.
21997 (rs6000_override_options): Add e300c2 and e300c3 cases to
21998 processor_target_table. Do not allow usage of Altivec or Spe
21999 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
22000 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
22001 * config/rs6000/rs6000.h (processor_type): Add
22002 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
22003 (ASM_CPU_SPEC): Add e300c2 and e300c3.
22004 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
22005 and ppce300c3. Include e300c2c3.md.
22006
22007 2008-02-23 David Edelsohn <edelsohn@gnu.org>
22008
22009 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
22010 instead of TARGET_STRICT_ALIGN.
22011
22012 2008-02-23 Joseph Myers <joseph@codesourcery.com>
22013
22014 * explow.c (memory_address): Assert that the generated address is
22015 valid.
22016
22017 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22018
22019 PR target/25477
22020 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
22021 * config/darwin-ppc-ldouble-patch.def: New file.
22022 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
22023 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
22024 SUBTARGET_INIT_BUILTINS if defined.
22025 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
22026 New functions.
22027
22028 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
22029
22030 PR rtl-opt/33512
22031 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
22032 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
22033
22034 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
22035
22036 PR pch/35027
22037 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
22038 file" warning condtional on -Winvalid-PCH.
22039
22040 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
22041
22042 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
22043
22044 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
22045
22046 PR target/22076
22047 PR target/34256
22048 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
22049 prevent reload from using MMX registers.
22050 (*mov<mode>_internal): Ditto.
22051 (*movv2sf_internal_rex64): Ditto.
22052 (*movv2sf_internal): Ditto.
22053
22054 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22055
22056 PR documentation/31569
22057 * doc/install.texi2html: Use makeinfo --no-number-sections.
22058
22059 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22060
22061 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
22062 ensure that we can address an entire entity > 8 bytes. Don't
22063 generate reg+reg addressing for such data.
22064
22065 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22066
22067 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
22068 strings when optimizing for size, unless the target cares about
22069 alignment.
22070
22071 2008-02-22 Tom Tromey <tromey@redhat.com>
22072
22073 * regclass.c (current_pass): Remove declaration.
22074
22075 2008-02-22 Anatoly Sokolov <aesok@post.ru>
22076
22077 * config/avr/libgcc.S (__RAMPZ__): Define.
22078 (__do_copy_data): Add for devices with 128KB code memory.
22079
22080 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22081
22082 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
22083 Use spe_abi.
22084 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
22085
22086 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
22087
22088 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
22089 GENNONACR_REGS.
22090
22091 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22092
22093 PR c/19999
22094 * c-typeck.c (build_binary_op): Warn about floating point
22095 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
22096
22097 2008-02-21 Janis Johnson <janis187@us.ibm.com>
22098
22099 PR target/34526
22100 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
22101 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
22102 add vrsave.
22103 (rs6000_override_options): Set altivec_abi as default, not override,
22104 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
22105 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
22106 is used; use new member spe_abi.
22107 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
22108 spe_abi and altivec_abi.
22109
22110 2008-02-22 Tomas Bily <tbily@suse.cz>
22111
22112 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
22113
22114 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22115
22116 PR bootstrap/35273
22117 * config.build (build_file_translate): Set to `CMD //c' only if
22118 it works.
22119 * Makefile.in (build_file_translate): Improve comment.
22120
22121 2008-02-21 Jan Hubicka <jh@suse.cz>
22122
22123 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
22124 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
22125 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
22126
22127 2008-02-21 Michael Matz <matz@suse.de>
22128
22129 PR target/35264
22130 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
22131
22132 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
22133
22134 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
22135 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
22136 as insn constraint.
22137 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
22138 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
22139 SSE_VEC_FLOAT_MODE_P as insn constraint.
22140 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
22141 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
22142 sse4a_movntdf using MODEF mode iterator.
22143 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
22144 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
22145 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
22146 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
22147 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
22148 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
22149 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
22150
22151 2008-02-21 Richard Guenther <rguenther@suse.de>
22152
22153 * tree.def (PAREN_EXPR): New tree code.
22154 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
22155 and PAREN_EXPR.
22156 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
22157 * expr.c (expand_expr_real_1): Likewise.
22158 * tree-inline.c (estimate_num_insns_1): Likewise.
22159 * tree-complex.c (expand_complex_move): Likewise.
22160 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
22161 as plain x.
22162
22163 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
22164
22165 PR target/35225
22166 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
22167
22168 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
22169
22170 PR target/35190
22171 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
22172
22173 * config/sh/sh.c (find_barrier): Don't go past
22174 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
22175
22176 2008-02-20 DJ Delorie <dj@redhat.com>
22177
22178 * config/h8300/h8300.md (insv): Force source operand to be a register.
22179
22180 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
22181 as a jump, not as a plain insn.
22182
22183 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
22184
22185 * doc/invoke.texi (Warning Options): Add new option
22186 -Wframe-larger-than=.
22187 (-Wframe-larger-than): Document.
22188
22189 * flags.h (warn_frame_larger_than, frame_larger_than_size):
22190 Add declarations for new option variables.
22191
22192 * final.c (final_start_function): Check the frame size
22193 before emission and issue a Wframe-larger-than warning.
22194
22195 * opts.c (warn_frame_larger_than, frame_larger_than_size):
22196 Add definitions for new option variables.
22197 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
22198
22199 * common.opt (Wframe-larger-than=): New option.
22200
22201 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
22202
22203 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
22204 (<sse>_div<mode>3): Ditto.
22205 (<sse>_vmdiv<mode>3): Ditto.
22206 (<sse>_vmsqrt<mode>2): Ditto.
22207 (*smax<mode>3): Ditto.
22208 (sse5_frcz<mode>2): Ditto.
22209 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
22210 as insn constraint.
22211
22212 2008-02-20 Richard Guenther <rguenther@suse.de>
22213
22214 PR middle-end/35265
22215 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
22216 be happy with INTEGRAL_TYPE_P.
22217
22218 2008-02-20 Richard Guenther <rguenther@suse.de>
22219
22220 * fold-const.c (split_tree): Associate floatig-point expressions
22221 if flag_associative_math is set.
22222
22223 2008-02-20 Richard Guenther <rguenther@suse.de>
22224
22225 * tree.h (fold_real_zero_addition_p): Declare.
22226 * fold-const.c (fold_real_zero_addition_p): Export.
22227 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
22228 floating-point operations with zero and one.
22229
22230 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
22231
22232 * doc/install.texi: Correct references to CFLAGS, replacing them
22233 with BOOT_CFLAGS. Document flags used during bootstrap for
22234 target libraries.
22235
22236 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
22237
22238 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
22239 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
22240 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
22241 insn constraint.
22242 (smin<mode>3): Ditto from similar patterns.
22243 (smax<mode>3): Ditto.
22244 (*ieee_smin<mode>3): Ditto.
22245 (*ieee_smax<mode>3): Ditto.
22246 * config/i386/sse.md (sse): New mode attribute.
22247 (mov<mode>): Macroize expander from movv4sf and movv2df using
22248 SSEMODEF2P mode iterator.
22249 (<sse>_movnt<mode>): Ditto from similar patterns. Use
22250 SSE_VEC_FLOAT_MODE_P as insn constraint.
22251 (storent<mode>): Ditto.
22252 (storent<mode>): Macroize expander from storentsf and storentdf using
22253 MODEF mode iterator.
22254 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
22255 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
22256 (abs<mode>2): Ditto from similar patterns.
22257 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
22258 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
22259 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
22260 (<sse>_vmsqrt<mode>2): Ditto.
22261 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
22262 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
22263 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
22264 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
22265 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
22266 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
22267 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
22268 insn constraint.
22269 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
22270 iterator and SSE_FLOAT_MODE_P as insn constraint.
22271 (<sse>_ucomi): Ditto from similar patterns.
22272 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
22273 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
22274 SSE_VEC_FLOAT_MODE_P as insn constraint.
22275 (vcond<mode>): Ditto from similar patterns.
22276 (and<mode>3, *and<mode>3): Ditto.
22277 (<sse>_nand<mode>3): Ditto.
22278 (ior<mode>3, *ior<mode>3): Ditto.
22279 (xor<mode>3, *xor<mode>3): Ditto.
22280 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
22281 iterator and SSE_FLOAT_MODE_P as insn constraint.
22282 (*nand<mode>3): Ditto from similar patterns.
22283 (*ior<mode>3): Ditto.
22284 (*xor<mode>3): Ditto.
22285
22286 2008-02-20 Ira Rosen <irar@il.ibm.com>
22287
22288 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
22289 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
22290 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
22291
22292 2008-02-19 Jan Hubicka <jh@suse.cz>
22293
22294 * predict.c (tree_bb_level_predictions): Remove variable next
22295 mistakely introduced by previous commit.
22296
22297 2008-02-19 Jan Hubicka <jh@suse.cz>
22298
22299 * predict.c (predict_paths_leading_to): Rewrite.
22300 (predict_paths_for_bb): New.
22301 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
22302
22303 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22304
22305 PR bootstrap/35218
22306 * Makefile.in (build_file_translate): New.
22307 (gcc-vers.texi): Use it for translating $(abs_srcdir).
22308 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
22309 * configure.ac (build_file_translate): Substitute it.
22310 * configure: Regenerate.
22311
22312 2008-02-19 Jan Hubicka <jh@suse.cz>
22313
22314 PR rtl-optimization/34408
22315 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
22316 invalid sharing.
22317
22318 2008-02-19 Jan Hubicka <jh@suse.cz>
22319
22320 PR middle-end/28779
22321 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
22322 call_expr.
22323
22324 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
22325
22326 PR Ada/35186
22327 * config/i386/i386-modes.def: Revert the last DI alignment
22328 change until Ada people can look into it.
22329
22330 2008-02-19 Nick Clifton <nickc@redhat.com>
22331
22332 * opts.c (print_specific_help): Fix typo in --help text.
22333
22334 2008-02-19 Jakub Jelinek <jakub@redhat.com>
22335
22336 PR target/35239
22337 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
22338 32-bit inline asm without asm alternatives for host GCC < 3.0.
22339
22340 2008-02-19 Richard Guenther <rguenther@suse.de>
22341
22342 PR tree-optimization/34989
22343 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
22344 Allow propagation to INDIRECT_REF if we can simplify only.
22345
22346 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22347
22348 * c-common.c (warn_for_collisions_1): Use appropriate option when
22349 warning.
22350
22351 2008-02-19 Nick Clifton <nickc@redhat.com>
22352
22353 PR other/31349
22354 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
22355 (handle_options): Fix indentation.
22356 (print_filtered_help): If no language-specific options were
22357 displayed tell the user how to list all the options supported by
22358 the language's front-end.
22359 (print_specific_help): Fix indentation and remove duplicate line.
22360 (common_handle_option): Handle the -v option.
22361 For --help enable the display of undocumented options if the -v
22362 switch has been included on the command line.
22363 For --help= check for overlaps in the arguments between the option
22364 classes and the language names and issue a warning when they
22365 cannot be disambiguated.
22366 * c.opt (v): Pass on to the common option handler.
22367
22368 2008-02-19 Revital Eres <eres@il.ibm.com>
22369
22370 * modulo-sched.c (sms_schedule): Change dump message when
22371 create_ddg function fails.
22372 (try_scheduling_node_in_cycle): Rename row to cycle.
22373 (print_partial_schedule): Rename CYCLE to ROW.
22374
22375 2008-02-19 Christian Bruel <christian.bruel@st.com>
22376 Zdenek Dvorak <ook@ucw.cz>
22377
22378 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
22379
22380 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22381
22382 PR target/33555
22383 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
22384 (*x86_movdicc_0_m1_se): Ditto.
22385
22386 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22387
22388 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
22389 (CMPtype): Define as __gcc_CMPtype.
22390 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
22391 (CMPtype): Define as __gcc_CMPtype.
22392
22393 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
22394
22395 Support valgrind 3.3 for --enable-checking=valgrind.
22396 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
22397 here.
22398 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
22399 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
22400 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
22401 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
22402 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
22403 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
22404 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
22405 respectively.
22406 * ggc-zone.c: Similar.
22407 * ggc-page.c: Similar.
22408
22409 2008-02-19 Paul Brook <paul@codesourcery.com>
22410
22411 PR target/35071
22412 * config/arm/ieee754-df.S: Fix do_it typo.
22413 * config/arm/ieee754-sf.S: Fix do_it typo.
22414
22415 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22416
22417 PR target/35189
22418 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
22419 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
22420 (OPTION_MASK_ISA_SSE_SET): Likewise.
22421 (OPTION_MASK_ISA_SSE2_SET): Likewise.
22422 (OPTION_MASK_ISA_SSE3_SET): Likewise.
22423 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
22424 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
22425 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
22426 (OPTION_MASK_ISA_SSE4_SET): Likewise.
22427 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
22428 (OPTION_MASK_ISA_SSE5_SET): Likewise.
22429 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
22430 (OPTION_MASK_ISA_MMX_UNSET): Updated.
22431 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
22432 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
22433 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
22434 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
22435 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
22436 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
22437 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
22438 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
22439 (OPTION_MASK_ISA_SSE4): Removed.
22440 (ix86_handle_option): Turn on bits in ix86_isa_flags and
22441 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
22442 (override_options): Don't turn on implied SSE/MMX bits in
22443 ix86_isa_flags.
22444
22445 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22446
22447 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22448 32bit host.
22449
22450 2008-02-18 Joey Ye <joey.ye@intel.com>
22451
22452 PR middle-end/34921
22453 * tree-nested.c (insert_field_into_struct): Set type alignment
22454 to field alignment if the former is less than the latter.
22455
22456 2008-02-18 Jakub Jelinek <jakub@redhat.com>
22457
22458 * BASE-VER: Set to 4.4.0.
22459
22460 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22461
22462 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
22463 * doc/cfg.texi: Likewise.
22464 * doc/extend.texi: Likewise.
22465 * doc/gty.texi: Likewise.
22466 * doc/invoke.texi: Likewise.
22467 * doc/loop.texi: Likewise.
22468 * doc/md.texi: Likewise.
22469 * doc/passes.texi: Likewise.
22470 * doc/rtl.texi: Likewise.
22471 * doc/sourcebuild.texi: Likewise.
22472 * doc/tm.texi: Likewise.
22473 * doc/tree-ssa.texi: Likewise.
22474
22475 2008-02-17 Richard Guenther <rguenther@suse.de>
22476
22477 PR middle-end/35227
22478 * tree-complex.c (init_parameter_lattice_values): Handle parameters
22479 without default definition.
22480
22481 2008-02-17 Richard Guenther <rguenther@suse.de>
22482
22483 PR tree-optimization/35231
22484 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
22485 if A | B != 1.
22486
22487 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
22488
22489 Revert:
22490 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22491 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
22492 libgcc_cmp_return mode.
22493
22494 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22495
22496 PR c/28368
22497 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
22498
22499 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
22500
22501 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
22502 multilibs.
22503
22504 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22505
22506 * doc/c-tree.texi: Use `@.' where appropriate.
22507 * doc/extend.texi: Likewise.
22508 * doc/install.texi: Likewise.
22509 * doc/invoke.texi: Likewise.
22510 * doc/loop.texi: Likewise.
22511 * doc/makefile.texi: Likewise.
22512 * doc/md.texi: Likewise.
22513 * doc/passes.texi: Likewise.
22514 * doc/standards.texi: Likewise.
22515 * doc/tm.texi: Likewise.
22516
22517 2008-02-15 Jakub Jelinek <jakub@redhat.com>
22518
22519 PR middle-end/35196
22520 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
22521 in entry_bb.
22522 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
22523 rather than in entry_bb.
22524
22525 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22526
22527 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
22528 libgcc_cmp_return mode.
22529
22530 2008-02-15 Jakub Jelinek <jakub@redhat.com>
22531
22532 PR middle-end/35130
22533 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
22534 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
22535
22536 2008-02-15 Richard Guenther <rguenther@suse.de>
22537 Zdenek Dvorak <ook@ucw.cz>
22538
22539 PR tree-optimization/35164
22540 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
22541 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
22542 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22543 Only propagate addresses which do not have abnormal SSA_NAMEs
22544 in their operands.
22545
22546 2008-02-15 Joseph Myers <joseph@codesourcery.com>
22547
22548 PR target/35088
22549 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
22550
22551 2008-02-15 Jan Hubicka <jh@suse.cz>
22552
22553 PR middle-end/35149
22554 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
22555
22556 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22557
22558 PR middle-end/34621
22559 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
22560 when calculating alignment_pad.
22561
22562 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22563
22564 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
22565 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
22566 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
22567 and STACK_BOUNDARY define.
22568
22569 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
22570
22571 PR preprocessor/35061
22572 * c-pragma.c (handle_pragma_pop_macro): Check that
22573 pushed_macro_table has been allocated.
22574
22575 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
22576
22577 PR middle-end/35136
22578 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
22579 (force_gimple_operand): Likewise.
22580 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
22581 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
22582 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
22583 (find_interesting_uses_address): Check addressability and alignment
22584 of the base expression only after substituting bases of IVs into it.
22585
22586 2008-02-14 Michael Matz <matz@suse.de>
22587
22588 PR target/34930
22589 * function.c (instantiate_virtual_regs_in_insn): Reload address
22590 before falling back to reloading the whole operand.
22591
22592 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
22593
22594 * config/s390/s390.c (s390_mainpool_start): Emit the pool
22595 before the first section switch note.
22596
22597 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22598
22599 * doc/bugreport.texi: Update copyright years.
22600 * doc/c-tree.texi: Likewise.
22601 * doc/cfg.texi: Likewise.
22602 * doc/cpp.texi: Likewise.
22603 * doc/cppinternals.texi: Likewise.
22604 * doc/fragments.texi: Likewise.
22605 * doc/frontends.texi: Likewise.
22606 * doc/gcc.texi: Likewise.
22607 * doc/gty.texi: Likewise.
22608 * doc/hostconfig.texi: Likewise.
22609 * doc/implement-c.texi: Likewise.
22610 * doc/libgcc.texi: Likewise.
22611 * doc/loop.texi: Likewise.
22612 * doc/makefile.texi: Likewise.
22613 * doc/options.texi: Likewise.
22614 * doc/passes.texi: Likewise.
22615 * doc/rtl.texi: Likewise.
22616 * doc/sourcebuild.texi: Likewise.
22617 * doc/standards.texi: Likewise.
22618 * doc/tree-ssa.texi: Likewise.
22619 * doc/trouble.texi: Likewise.
22620
22621 * doc/extend.texi: Use @: or add comma where appropriate.
22622 * doc/invoke.texi: Likewise.
22623 * doc/tm.texi: Likewise.
22624
22625 2008-02-14 Alan Modra <amodra@bigpond.net.au>
22626
22627 PR target/34393
22628 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
22629 to a reg.
22630
22631 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
22632
22633 * doc/md.texi (clz, ctz): Add reference.
22634 * doc/rtl.texi (clz, ctz): Likewise.
22635
22636 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22637
22638 PR other/35148
22639 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
22640 srcdir.
22641
22642 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
22643
22644 * config/s390/s390.c (struct constant_pool): New field
22645 emit_pool_after added.
22646 (s390_mainpool_start): Set the emit_pool_after flag according
22647 to the section switch notes.
22648 (s390_mainpool_finish): Consider emit_pool_after when emitting
22649 the literal pool at the end of the function.
22650 (s390_chunkify_start): Force literal pool splits at section
22651 switch notes.
22652
22653 2008-02-13 Michael Matz <matz@suse.de>
22654
22655 PR debug/35065
22656 * var-tracking.c (clobber_variable_part): Correctly traverse the
22657 list.
22658
22659 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22660
22661 PR 29673
22662 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
22663 Add -fdump-ipa-inline.
22664 * tree-dump.c (dump_files): Remove tree-inlined dump.
22665 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
22666
22667 2008-02-12 Richard Guenther <rguenther@suse.de>
22668
22669 PR tree-optimization/35171
22670 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
22671 default defs.
22672
22673 2008-02-12 Richard Guenther <rguenther@suse.de>
22674
22675 PR middle-end/35163
22676 * fold-const.c (fold_widened_comparison): Use get_unwidened in
22677 value-preserving mode. Disallow final truncation.
22678
22679 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
22680
22681 PR middle-end/35136
22682 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
22683 code from here to...
22684 (force_gimple_operand): ...here.
22685
22686 2008-02-12 Jakub Jelinek <jakub@redhat.com>
22687
22688 PR c++/35144
22689 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
22690 non-compatible pointers.
22691 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
22692 different FIELD_DECLs, try harder by comparing field offsets, sizes
22693 and types.
22694
22695 PR inline-asm/35160
22696 * function.c (match_asm_constraints_1): Don't replace the same input
22697 multiple times.
22698
22699 2008-02-12 Anatoly Sokolov <aesok@post.ru>
22700
22701 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
22702 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
22703 (expand_epilogue): Restore RAMPZ register.
22704 * config/avr/avr.md (RAMPZ_ADDR): New constant.
22705
22706 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
22707
22708 * config/i386/cygwin.asm: (__alloca): Correct calling
22709 convention and alignment.
22710 (__chkstk): Force 8 byte stack alignment.
22711
22712 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
22713 Richard Guenther <rguenther@suse.de>
22714
22715 PR tree-optimization/33992
22716 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
22717 the zero we compare against.
22718
22719 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
22720
22721 PR libfortran/35063
22722 * gthr-win32.h (__gthread_mutex_destroy_function): New function
22723 to CloseHandle after unlocking to prevent accumulation of handle
22724 count.
22725
22726 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22727
22728 PR middle_end/34150
22729 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
22730 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
22731 and update LABEL_NUSES during and after reload.
22732
22733 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
22734
22735 PR middle-end/34627
22736 * combine.c (simplify_if_then_else): Make sure the comparison is
22737 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
22738
22739 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
22740
22741 PR bootstrap/35051
22742 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
22743 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
22744 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
22745 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
22746 * tree.h (get_type_static_bounds): Likewise.
22747
22748 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22749
22750 * doc/invoke.texi (Option Summary, C++ Dialect Options)
22751 (Objective-C and Objective-C++ Dialect Options, Warning Options):
22752 Make -Wfoo language annotations match what the compiler outputs.
22753
22754 2008-02-08 Sa Liu <saliu@de.ibm.com>
22755
22756 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
22757 intrinsics spu_convts, spu_convtu, spu_convtf.
22758
22759 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
22760
22761 * doc/extend.texi (Function Attributes) <noinline>: Mention
22762 asm ("") as method to keep calls.
22763
22764 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22765
22766 PR other/32754
22767 * doc/options.texi (Options): Replace references to opts.sh with
22768 optc-gen.awk.
22769 * opts-common.c: Likewise.
22770 * optc-gen.awk: Likewise.
22771
22772 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
22773
22774 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
22775
22776 2008-02-07 Richard Henderson <rth@redhat.com>
22777
22778 PR rtl-opt/33410
22779 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
22780 EXPR_LIST for the REG_EQUAL instead of a comparison with a
22781 funny mode.
22782
22783 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
22784
22785 PR tree-optimization/35085
22786 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
22787 for operand entry oe2 in addition to operand entry oe3 in order to
22788 expose more opportunities for vectorizer sum reduction.
22789
22790 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22791
22792 PR other/35107
22793 * Makefile.in (LIBS): Remove $(GMPLIBS).
22794 (cc1-dummy, cc1): Add $(GMPLIBS).
22795
22796 2008-02-06 Jan Hubicka <jh@suse.cz>
22797
22798 PR target/23322
22799 * i386.md (moddf_integer): Do not produce partial memory stalls for
22800 targets where it hurts.
22801
22802 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
22803
22804 PR target/35083
22805 * optabs.c (expand_float): Do not check for decimal modes when
22806 expanding unsigned integer through signed conversion.
22807
22808 2008-02-06 Nick Clifton <nickc@redhat.com>
22809
22810 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
22811 inside the clobber with a match_operand and duplicated operand
22812 number in the constraint.
22813 (ineqbranchsi): Delete redundant comment.
22814
22815 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
22816
22817 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
22818 builtin_define ("__USE_INIT_FINI__").
22819 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
22820 -msx multilibs.
22821 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
22822
22823 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22824
22825 PR documentation/30330
22826 * doc/invoke.texi (C++ Dialect Options)
22827 (Objective-C and Objective-C++ Dialect Options, Warning Options):
22828 For each warning option -Wfoo that allows -Wno-foo, ensure both
22829 -Wfoo and -Wno-foo are listed in the option index. Fix index
22830 entry of -Wswitch-default, index -Wnormalized= including the
22831 `=', and -Wlarger-than-@var{len} including @var{len}.
22832
22833 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22834
22835 * config/i386/i386.md (floatunssisf2): Use
22836 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
22837 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
22838 Macroize expander using MODEF mode iterator.
22839
22840 2008-02-05 Diego Novillo <dnovillo@google.com>
22841
22842 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
22843
22844 PR 33738
22845 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
22846
22847 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22848
22849 PR other/35070
22850 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
22851
22852 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
22853
22854 PR target/35084
22855 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
22856 to indicate if a message should be generated.
22857 (init_cumulative_args): Updated.
22858 (function_value_32): Likewise.
22859
22860 2008-02-05 Joseph Myers <joseph@codesourcery.com>
22861
22862 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
22863
22864 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22865
22866 PR target/35083
22867 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
22868 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
22869
22870 2008-02-04 Diego Novillo <dnovillo@google.com>
22871
22872 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
22873
22874 PR 33738
22875 * tree-vrp.c (vrp_evaluate_conditional): With
22876 -Wtype-limits, emit a warning when comparing against a
22877 constant outside the natural range of OP0's type.
22878
22879 2008-02-04 Richard Guenther <rguenther@suse.de>
22880
22881 PR middle-end/33631
22882 * expr.c (count_type_elements): Give for unions instead of
22883 guessing.
22884
22885 2008-02-04 Richard Guenther <rguenther@suse.de>
22886
22887 PR middle-end/35043
22888 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
22889 to TYPE_DOMAINs base type instead of using bitsizetype here.
22890
22891 2008-02-03 Jason Merrill <jason@redhat.com>
22892
22893 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
22894
22895 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22896
22897 PR other/29972
22898 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
22899 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
22900 (RS/6000 and PowerPC Options): Fix typos and markup.
22901 * doc/passes.texi (Tree-SSA passes): Likewise.
22902
22903 2008-02-02 Michael Matz <matz@suse.de>
22904
22905 PR target/35045
22906 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
22907 from record_last_reg_set_info.
22908 (record_last_reg_set_info): Take an RTX argument, iterate over all
22909 constituent hardregs.
22910 (record_last_set_info, record_opr_changes): Change calls to
22911 new signature or to record_last_reg_set_info_regno.
22912
22913 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
22914
22915 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
22916
22917 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
22918
22919 PR rtl-optimization/34773
22920 * reg-notes.def (EQUAL): Mention significance of combination of
22921 REG_EQUAL and REG_RETVAL.
22922 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
22923 insn that has a REG_RETVAL.
22924
22925 2008-02-01 Roger Sayle <roger@eyesopen.com>
22926
22927 PR bootstrap/33781
22928 * configure.ac (--enable-fixed-point): Disable unless explicitly
22929 requested on IRIX.
22930 * configure: Regenerate.
22931
22932 2008-02-01 Richard Guenther <rguenther@suse.de>
22933
22934 PR other/35042
22935 * invoke.texi (-finline-limit): Remove no longer true parts
22936 of the documentation. Note that there is no default value.
22937
22938 2008-02-01 Andrew Pinski <pinskia@gmail.com>
22939 Mark Mitchell <mark@codesourcery.com>
22940 Ben Elliston <bje@au.ibm.com>
22941
22942 PR c/29326
22943 * doc/extend.texi (Other Builtins): Document.
22944
22945 2008-01-31 Tom Browder <tom.browder@gmail.com>
22946
22947 * doc/c-tree.texi (Types): Fix grammar.
22948 (Expression trees): Ditto.
22949 * doc/passes.texi (Tree-SSA passes): Ditto.
22950
22951 * doc/configterms.texi (Configure Terms): Fix typo.
22952 * doc/cpp.texi (Common Predefined Macros): Ditto.
22953 * doc/md.texi (Machine Constraints): Ditto.
22954
22955 * doc/makefile.texi (Makefile): Add comma.
22956
22957 2008-01-31 Tom Browder <tom.browder@gmail.com>
22958 Gerald Pfeifer <gerald@pfeifer.com>
22959
22960 * doc/sourcebuild.texi (Front End): Remove references to CVS
22961 and CVSROOT/modules.
22962 (Texinfo Manuals): Replace reference to CVS by one to SVN.
22963 (Back End): Remove reference to CVS.
22964
22965 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
22966
22967 PR target/34900
22968 * config/mips/mips.c (gen_load_const_gp): New function, taking a
22969 comment from...
22970 (mips16_gp_pseudo_reg): ...here.
22971 * config/mips/mips.md (load_const_gp): Replace with...
22972 (load_const_gp_<mode>): ...this :P-based insn.
22973
22974 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22975
22976 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
22977 options. Minor fixes.
22978 (-std): Move reference to standards closer to where language
22979 standards are first mentioned.
22980
22981 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
22982
22983 PR rtl-optimization/34995
22984 * reload.c (alternative_allows_const_pool_ref): Take an rtx
22985 parameter and return a bool. If the rtx parameter is nonnull,
22986 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
22987 (find_reloads): Update call accordingly. Pass the new operand
22988 if it needed no address reloads, otherwise pass null.
22989
22990 2008-01-30 Richard Henderson <rth@redhat.com>
22991
22992 PR c/34993
22993 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
22994 for unbounded arrays.
22995
22996 2008-01-30 Silvius Rus <rus@google.com>
22997
22998 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
22999
23000 2008-01-30 Jan Hubicka <jh@suse.cz>
23001
23002 PR target/34982
23003 * i386.c (init_cumulative_args): Use real function declaration when
23004 calling locally.
23005
23006 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
23007
23008 PR rtl-optimization/34998
23009 * global.c (build_insn_chain): Treat non-subreg_lowpart
23010 SUBREGs of pseudos as clobbering all the words covered by the
23011 SUBREG, not just all the bytes.
23012 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
23013 original df_ref rather than an extract parameter.
23014 (global_conflicts): Update call accordingly.
23015
23016 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
23017
23018 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
23019 the overflow check to make it easier to read.
23020 (__fixtfdi): Change the type of the ll member in union
23021 long_double to UDItype_x.
23022
23023 2008-01-30 Jakub Jelinek <jakub@redhat.com>
23024
23025 PR middle-end/34969
23026 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
23027 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
23028 * tree-inline.c (fold_marked_statements): Call
23029 cgraph_update_edges_for_call_stmt if folding a call statement.
23030 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
23031 debug_generic_stmt calls, reset it back afterwards.
23032
23033 PR c/35017
23034 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
23035 static decls.
23036 * c-typeck.c (build_external_ref): Don't pedwarn about
23037 static vars in current function's scope.
23038
23039 2008-01-29 Joseph Myers <joseph@codesourcery.com>
23040
23041 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
23042
23043 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
23044
23045 PR c/35002
23046 * ipa-struct-reorg.c: Fix spelling.
23047 * params.def: Ditto.
23048
23049 2008-01-29 Richard Guenther <rguenther@suse.de>
23050
23051 PR middle-end/35006
23052 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
23053 field.
23054 * tree-inline.c (remap_type): Increment remapping_type_depth
23055 around remapping types.
23056 (copy_body_r): Only add referenced variables if they are referenced
23057 from code, not types.
23058
23059 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
23060
23061 PR c++/34055
23062 PR c++/34103
23063 PR c++/34219
23064 PR c++/34606
23065 PR c++/34753
23066 PR c++/34754
23067 PR c++/34755
23068 PR c++/34919
23069 PR c++/34961
23070 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
23071 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
23072
23073 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
23074
23075 PR target/34412
23076 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
23077 pointer for tiny stack.
23078
23079 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
23080
23081 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
23082
23083 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
23084
23085 * config/vx-common.h: Fix typo in comment.
23086
23087 2008-01-28 Ian Lance Taylor <iant@google.com>
23088
23089 PR c++/34862
23090 PR c++/33407
23091 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
23092 coalesce pointers if they have different DECL_NO_TBAA_P values.
23093 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
23094 between variables with different DECL_NO_TBAA_P values.
23095
23096 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
23097
23098 PR 31535
23099 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
23100 are not legitimate small data references on SPE targets.
23101
23102 2008-01-28 David Daney <ddaney@avtrex.com>
23103
23104 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
23105
23106 2008-01-28 David Daney <ddaney@avtrex.com>
23107
23108 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
23109
23110 2008-01-27 Joseph Myers <joseph@codesourcery.com>
23111
23112 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
23113 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
23114 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
23115 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
23116 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
23117 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
23118 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
23119 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
23120
23121 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23122
23123 * basic-block.h (condjump_equiv_p): Fix comment.
23124
23125 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23126
23127 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
23128 print_generic_stmt_indented): Fix comment.
23129
23130 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23131
23132 * configure.ac (__stack_chk_fail): Add detecion for availability
23133 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
23134 * configure: Regenerate.
23135
23136 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
23137
23138 PR middle-end/34688
23139 * final.c (output_addr_const): Handle TRUNCATE.
23140
23141 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
23142
23143 PR target/34711
23144 * tree-ssa-loop-ivopts.c (comp_cost): New type.
23145 (zero_cost, infinite_cost): New constants.
23146 (struct cost_pair): Change type of cost to comp_cost.
23147 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
23148 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
23149 New functions.
23150 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
23151 split_address_cost, ptr_difference_cost, difference_cost,
23152 get_computation_cost_at, get_computation_cost,
23153 determine_use_iv_cost_generic, determine_use_iv_cost_address,
23154 determine_use_iv_cost_condition, determine_use_iv_costs,
23155 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
23156 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
23157 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
23158 Change type of cost to comp_cost.
23159 (determine_iv_cost): Increase cost of non-original ivs, instead
23160 of decreasing the cost of original ones.
23161 (get_address_cost): Indicate the complexity of the addressing mode
23162 in comp_cost.
23163 (try_add_cand_for): Prefer using ivs not specific to some object.
23164 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
23165
23166 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
23167 Janis Johnson <janis187@us.ibm.com>
23168
23169 PR target/34814
23170 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
23171 (TARGET_INSTANTIATE_DECLS): Likewise.
23172 * target.h (expand_to_rtl_hook): New target hook.
23173 (instantiate_decls): Likewise.
23174 * function.c (instantiate_decl): Make non-static. Rename to...
23175 (instantiate_decl_rtl): ... this.
23176 (instantiate_expr): Use instantiate_decl_rtl.
23177 (instantiate_decls_1): Likewise.
23178 (instantiate_decls): Likewise.
23179 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
23180 * function.h (instantiate_decl_rtl): Add prototype.
23181 * cfgexpand.c (target.h): New include.
23182 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
23183 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
23184 (TARGET_INSTANTIATE_DECLS): Likewise.
23185 (TARGET_INITIALIZER): New target hooks added.
23186 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
23187 New prototype.
23188 * config/rs6000/rs6000.c (tree-flow.h): New include.
23189 (machine_function): Add sdmode_stack_slot field.
23190 (rs6000_alloc_sdmode_stack_slot): New function.
23191 (rs6000_instantiate_decls): Likewise.
23192 (rs6000_secondary_memory_needed_rtx): Likewise.
23193 (rs6000_check_sdmode): Likewise.
23194 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
23195 (TARGET_INSTANTIATE_DECLS): Likewise.
23196 (rs6000_hard_regno_mode_ok): Allow SDmode.
23197 (num_insns_constant): Likewise. Handle _Decimal32 constants.
23198 (rs6000_emit_move): Handle SDmode.
23199 (function_arg_advance): Likewise.
23200 (function_arg): Likewise.
23201 (rs6000_gimplify_va_arg): Likewise. Add special handling of
23202 SDmode var args for 32-bit compiles.
23203 (rs6000_secondary_reload_class): Handle SDmode.
23204 (rs6000_output_function_epilogue): Likewise.
23205 (rs6000_function_value): Simplify if statement.
23206 (rs6000_libcall_value): Likewise.
23207 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
23208 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
23209 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
23210 (movsd_hardfloat): New define_insn.
23211 (movsd_softfloat): Likewise.
23212 (movsd_store): Likewise.
23213 (movsd_load): Likewise.
23214 (extendsddd2): Likewise.
23215 (extendsdtd2): Likewise.
23216 (truncddsd2): Likewise.
23217 (movdd_hardfloat64): Fixup comment.
23218 (UNSPEC_MOVSD_LOAD): New constant.
23219 (UNSPEC_MOVSD_STORE): Likewise.
23220
23221 2008-01-26 Jakub Jelinek <jakub@redhat.com>
23222
23223 PR c++/34965
23224 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
23225 TRUTH_XOR_EXPR.
23226 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
23227 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
23228 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
23229 and TRUTH_XOR_EXPR.
23230
23231 2008-01-26 David Edelsohn <edelsohn@gnu.org>
23232
23233 PR target/34794
23234 * config.gcc: Separate AIX 5.3 from AIX 6.1.
23235 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
23236 __LONGDOUBLE128 too.
23237 * config/rs6000/aix61.h: New file.
23238
23239 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
23240
23241 PR rtl-optimization/34959
23242 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
23243 popcount and parity rtxes the same mode as their operand.
23244 Truncate or extend the result to the return value's mode
23245 if necessary.
23246
23247 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
23248
23249 PR target/34981
23250 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
23251 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
23252 to GOT_VERSION_REGNUM.
23253 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
23254 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
23255 * config/mips/mips.c (mips_emit_call_insn): New function.
23256 (mips_call_tls_get_addr): Call mips_expand_call directly.
23257 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
23258 emit_call_insn.
23259 (mips16_build_call_stub): Likewise. Return the call insn or null.
23260 (mips_expand_call): Update the call to mips16_build_call_stub
23261 accordingly and a remove redundant condition. Assert that MIPS16
23262 stubs do not use lazy binding. Use mips_emit_call_insn and return
23263 the call insn.
23264 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
23265 TARGET_USE_GOT.
23266 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
23267 (mips_avoid_hazard): Remove hazard_set handling.
23268 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
23269 (UNSPEC_RESTORE_GP): ...this.
23270 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
23271 (FAKE_CALL_REGNO): Rename to...
23272 (GOT_VERSION_REGNUM): ...this.
23273 (type): Add "ghost" value. Add an associated insn reservation.
23274 (hazard_set): Remove.
23275 (exception_receiver): Rename to...
23276 (restore_gp): ...this and update the unspec identifier accordingly.
23277 (exception_receiver, nonlocal_got_receiver): New expanders.
23278 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
23279 FAKE_CALL_REGNO. Remove hazard_set attribute.
23280 (set_got_version, update_got_version): New patterns.
23281
23282 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
23283
23284 PR target/34970
23285 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
23286
23287 2008-01-25 Joseph Myers <joseph@codesourcery.com>
23288
23289 PR other/31955
23290 * doc/install.texi2html: Generate gcc-vers.texi.
23291
23292 2008-01-25 DJ Delorie <dj@redhat.com>
23293
23294 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
23295
23296 2008-01-25 Joseph Myers <joseph@codesourcery.com>
23297
23298 * config/c4x: Remove directory.
23299 * config.gcc (crx-*, mt-*): Mark obsolete.
23300 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
23301 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
23302 sh-*-rtemscoff*): Remove cases.
23303 * defaults.h (C4X_FLOAT_FORMAT): Remove.
23304 * real.c (encode_c4x_single, decode_c4x_single,
23305 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
23306 c4x_extended_format): Remove.
23307 * real.h (c4x_single_format, c4x_extended_format): Remove.
23308 * doc/extend.texi (interrupt, naked): Remove mention of attributes
23309 on C4x.
23310 (Pragmas): Remove comment about c4x pragmas.
23311 * doc/install.texi (c4x): Remove target-specific instructions.
23312 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
23313 * doc/md.texi (Machine Constraints): Remove C4x documentation.
23314 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
23315 refer to C4x source files as examples.
23316 (C4X_FLOAT_FORMAT): Remove documentation.
23317
23318 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
23319
23320 * config/bfin/bfin.c (override_options): Reorder tests so that
23321 flag_pic gets enabled for -msep-data.
23322
23323 2008-01-25 Richard Guenther <rguenther@suse.de>
23324
23325 PR middle-end/32244
23326 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
23327 to its bitfield precision if required.
23328
23329 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23330
23331 PR middle-end/33880
23332 * tree-nested.c (walk_omp_for): New function.
23333 (convert_nonlocal_reference, convert_local_reference): Call
23334 walk_omp_for on OMP_FOR.
23335 (convert_call_expr): Call walk_body on OMP_FOR's
23336 OMP_FOR_PRE_INIT_BODY.
23337
23338 2008-01-25 Richard Guenther <rguenther@suse.de>
23339
23340 PR tree-optimization/34966
23341 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
23342 default defs and PHI_NODEs we have to insert after the
23343 defining statement.
23344
23345 2008-01-24 Nick Clifton <nickc@redhat.com>
23346
23347 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
23348 Provide a default definition.
23349 (LIBGCC2_UNITS_PER_WORD): Likewise.
23350
23351 * config/stormy16/stormy16.c: Include df.h for the prototype
23352 for df_regs_ever_live_p.
23353 (xstormy16_expand_builtin_va_start): Convert the stack offset
23354 into a component_ref and then use POINTER_PLUS_EXPR to add it
23355 to the incoming_virtual_args_rtx.
23356 (xstormy16_gimplify_va_arg_expr): Rename to
23357 xstormy16_gimplify_va_arg_expr.
23358 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
23359 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
23360 xstormy16_gimplify_va_arg_expr.
23361 Fix up some formatting issues.
23362
23363 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
23364 Move to predicates.md.
23365 (xs_hi_general_operand): Likewise.
23366 (xs_hi_nonmemory_operand): Likewise.
23367 * config/stormy16/predicates.md:
23368 (xstormy16_carry_plus_operand): New predicate.
23369 (xs_hi_general_operand): New predicate.
23370 (xs_hi_nonmemory_operand): New predicate.
23371 * config/stormy16/stormy16-protos.h:
23372 (xstormy16_carry_plus_operand): Delete prototype.
23373 (xs_hi_general_operand): Likewise.
23374 (xs_hi_nonmemory_operand): Likewise.
23375
23376 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
23377 modifiers as they are no longer needed and they can trigger
23378 reload spill failures.
23379
23380 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
23381 with a match_operand in order to help reload.
23382
23383 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
23384 constraint with 'e' for the 8th alternative as this version of
23385 the mov.w instruction only accepts the lower 8 registers.
23386
23387 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
23388
23389 PR target/34856
23390 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
23391 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
23392 vector elements.
23393
23394 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23395
23396 PR middle-end/33333
23397 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
23398
23399 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23400
23401 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
23402 New functions.
23403 (remove_structure): Update allocations list before removing structure.
23404
23405 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23406
23407 * ipa-struct-reorg.c (is_safe_cond_expr,
23408 create_new_stmts_for_cond_expr): Use integer_zerop function,
23409 that recognize not only zero-pointer, but zero-integer too.
23410
23411 2008-01-25 Ben Elliston <bje@au.ibm.com>
23412
23413 PR other/22232
23414 * fixproto: Escape "." in sed expression that strips leading "./".
23415
23416 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
23417
23418 PR driver/34904
23419 * gcc.c (SWITCH_OK): Removed.
23420 (SWITCH_LIVE): Changed to bit.
23421 (SWITCH_FALSE): Likewise.
23422 (SWITCH_IGNORE): Likewise.
23423 (switchstr): Change live_cond to unsigned int.
23424 (process_command): Replace SWITCH_OK with 0.
23425 (do_self_spec): Likewise.
23426 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
23427 (give_switch): Likewise.
23428 (used_arg): Likewise.
23429 (do_spec_1): Set the SWITCH_IGNORE bit.
23430 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
23431 bits. Set the SWITCH_LIVE bit.
23432
23433 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
23434
23435 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
23436
23437 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
23438
23439 PR tree-optimization/34472
23440 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
23441 parameter to a "bool *" and set *DATA to false if there is
23442 an unsafe access. Do not delete the structure here.
23443 (check_cond_exprs): Delete it here instead.
23444 (check_cond_exprs, exclude_cold_structs): Do not increase
23445 I when removing a structure.
23446
23447 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
23448
23449 PR target/34856
23450 * config/i386/i386.c (ix86_expand_vector_init): Consider only
23451 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
23452
23453 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
23454
23455 PR middle-end/34934
23456 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
23457 a fixed vector for stack.
23458
23459 2008-01-24 Ben Elliston <bje@au.ibm.com>
23460
23461 PR c++/25701
23462 * doc/gcc.texi (Software development): Add a direntry for g++.
23463
23464 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
23465
23466 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
23467 stale and straggling -fforce-addr comments above.
23468
23469 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
23470 define.
23471 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
23472 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
23473
23474 2008-01-23 Michael Matz <matz@suse.de>
23475
23476 PR debug/34895
23477 * dwarf2out.c (force_type_die): Use modified_type_die instead of
23478 gen_type_die.
23479
23480 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
23481
23482 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
23483 malloc result type.
23484
23485 2008-01-23 Anatoly Sokolov <aesok@post.ru>
23486
23487 * config/avr/avr.c (avr_current_arch): New variable.
23488 (avr_arch_types): Add 'avr31' and 'avr51' entries.
23489 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
23490 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
23491 (avr_override_options): Init 'avr_current_arch'.
23492 (base_arch_s): Move from here...
23493 * config/avr/avr.h (base_arch_s): ... here. Add new members
23494 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
23495 'mega' to 'have_jmp_call'.
23496 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
23497 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
23498 macros.
23499 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
23500 architectures.
23501 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
23502 MULTILIB_MATCHES): Ditto.
23503
23504 2008-01-23 Richard Guenther <rguenther@suse.de>
23505
23506 PR middle-end/31529
23507 * cgraphunit.c (cgraph_reset_node): Always mark the node
23508 not reachable if it is not queued already.
23509
23510 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
23511
23512 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
23513 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
23514 (cputype_selected): New static variable.
23515 (bfin_handle_option): Set it if -mcpu is used.
23516 (override_option): Select default set of workarounds if no cpu type
23517 selected on the command line.
23518 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
23519
23520 From Michael Frysinger <michael.frysinger@analog.com>
23521 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
23522 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
23523
23524 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
23525 for bf547, bf523, bf524, and bf526.
23526 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
23527 bf526.
23528 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
23529 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
23530 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
23531 __ADSPBF547__ and __ADSPBF54x__ for bf547.
23532 * doc/invoke.texi (Blackfin Options): Document that
23533 -mcpu now accept bf547, bf523, bf524, and bf526.
23534
23535 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
23536
23537 PR rtl-optimization/34628
23538 * combine.c (try_combine): Stop and undo after the first combination
23539 if an autoincrement side-effect on the first insn has effectively
23540 been lost.
23541
23542 2008-01-22 David Edelsohn <edelsohn@gnu.org>
23543
23544 PR target/34529
23545 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
23546 Offset addresses are not valid for Altivec or paired float modes.
23547
23548 2008-01-22 Jakub Jelinek <jakub@redhat.com>
23549
23550 PR c++/34607
23551 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
23552 if DECL_INITIAL (decl) is error_mark_node.
23553
23554 PR c++/34914
23555 * c-common.c (handle_vector_size_attribute): Only allow
23556 integral, scalar float and fixed point types. Handle OFFSET_TYPE
23557 the same way as pointer, array etc. types.
23558 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
23559
23560 PR c++/34917
23561 * tree.c (build_type_attribute_qual_variant): Call
23562 build_qualified_type if attributes are equal, but quals are not.
23563
23564 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23565
23566 PR 32102
23567 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
23568 * flags.h (warn_strict_aliasing): Remove.
23569 (warn_strict_overflow): Remove.
23570 * opts.c (warn_strict_aliasing): Remove.
23571 (warn_strict_overflow): Remove.
23572 * c-opts.c (c_common_handle_option): -Wall only sets
23573 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
23574 (c_common_post_options): Give default values to -Wstrict-aliasing
23575 and -Wstrict-overflow if they are uninitialized.
23576 * common.opt (Wstrict-aliasing): Specify Var and Init.
23577 (Wstrict-overflow): Likewise.
23578
23579 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
23580
23581 PR rtl-optimization/26854
23582 PR rtl-optimization/34400
23583 PR rtl-optimization/34884
23584 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
23585 DF_RD->gen.
23586 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
23587 (df_rd_bb_info.expanded_lr_out): Deleted
23588 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
23589 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
23590 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
23591 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
23592 Removed code to allocate, initialize or free expanded_lr_out.
23593 (df_rd_bb_local_compute_process_def): Restructured to make more
23594 understandable.
23595 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
23596 sets if the sets are being trimmed.
23597
23598 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
23599
23600 PR bootstrap/32287
23601 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
23602 (as_vers): Likewise.
23603 * configure: Regenerated.
23604
23605 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23606
23607 PR middle-end/33092
23608 * tree-pass.h (pass_build_alias): New pass.
23609 * tree-ssa-alias.c (gate_build_alias): New.
23610 (pass_build_alias): New.
23611 * passes.c (init_optimization_passes): Add pass_build_alias after
23612 pass_create_structure_vars.
23613
23614 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
23615
23616 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
23617 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
23618 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
23619 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
23620 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
23621 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
23622 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
23623 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
23624 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
23625 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
23626 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
23627 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
23628 * config/s390/s390.md (FP_ALL): New mode iterator.
23629 (_d): New mode attribute.
23630 ("*signbit<mode>2>"): Changed mode of first operand.
23631 ("isinf<mode>2"): Changed mode of first operand.
23632 ("*TDC_insn"): Adaptation for DFP modes.
23633
23634 2008-01-22 Ben Elliston <bje@au.ibm.com>
23635
23636 * tree.c (check_qualified_type): Improve function description.
23637
23638 2008-01-21 Jason Merrill <jason@redhat.com>
23639
23640 PR c++/34196
23641 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
23642 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
23643 if it is set.
23644
23645 2008-01-21 DJ Delorie <dj@redhat.com>
23646
23647 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
23648 return zero.
23649
23650 2008-01-21 Richard Guenther <rguenther@suse.de>
23651
23652 PR middle-end/34856
23653 * tree-cfg.c (verify_expr): Allow all invariant expressions
23654 instead of just constant class ones as reference argument.
23655 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
23656 like any other constant.
23657 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
23658
23659 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
23660
23661 * regmove.c (fixup_match_1): Update call crossed frequencies.
23662
23663 2008-01-21 Richard Guenther <rguenther@suse.de>
23664
23665 PR c/34885
23666 * tree-inline.c (setup_one_parameter): Deal with mismatched
23667 types using a VIEW_CONVERT_EXPR.
23668
23669 2008-01-21 Alon Dayan <alond@il.ibm.com>
23670 Olga Golovanevsky <olga@il.ibm.com>
23671
23672 PR tree-optimization/34701
23673 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
23674 when the structure size is not a power of 2.
23675
23676 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
23677
23678 * doc/install.texi: Add doc for --enable-checking=df.
23679
23680 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
23681
23682 PR rtl-optimization/34808
23683 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
23684
23685 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
23686
23687 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
23688 input.
23689
23690 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
23691
23692 PR rtl-optimization/26854
23693 PR rtl-optimization/34400
23694 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
23695 DF_RD->gen.
23696 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
23697 (df_rd_bb_info.expanded_lr_out): New.
23698 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
23699 * loop_iv.c (iv_analysis_loop_init): Ditto.
23700 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
23701 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
23702 Added code to allocate, initialize or free expanded_lr_out.
23703 (df_rd_bb_local_compute_process_def): Restructured to make
23704 more understandable.
23705 (df_rd_confluence_n): Add code to do nothing with fake edges and
23706 code to no apply invalidate_by_call sets if the sets are being trimmed.
23707 (df_lr_local_finalize): Renamed to df_lr_finalize.
23708 (df_live_local_finalize): Renamed to df_live_finalize.
23709
23710 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
23711
23712 PR target/34831
23713 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
23714 deciding whether to use reciprocal instructions.
23715
23716 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
23717
23718 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
23719 dwarf2out_note_section_used if cold_text_section is NULL.
23720
23721 2008-01-19 Jakub Jelinek <jakub@redhat.com>
23722
23723 PR gcov-profile/34610
23724 * tree-cfg.c (make_edges): Mark both outgoing edges from
23725 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
23726 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
23727 from OMP_FOR and OMP_CONTINUE outgoing edges.
23728
23729 * tree-profile.c (tree_profiling): Return early if
23730 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
23731 at the end.
23732 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
23733 from cfun to child_cfun.
23734 * function.h (struct function): Add after_tree_profile bit.
23735
23736 2008-01-19 Anatoly Sokolov <aesok@post.ru>
23737
23738 * config/avr/avr.S (_exit): Disable interrupt.
23739
23740 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
23741 Steven Bosscher <stevenb.gcc@gmail.com>
23742
23743 PR rtl-optimization/26854
23744 PR rtl-optimization/34400
23745 * df-problems.c (df_live_scratch): New scratch bitmap.
23746 (df_live_alloc): Allocate df_live_scratch when doing df_live.
23747 (df_live_reset): Clear the proper bitmaps.
23748 (df_live_bb_local_compute): Only process the artificial defs once
23749 since the order is not important.
23750 (df_live_init): Init the df_live sets only with the variables
23751 found live by df_lr.
23752 (df_live_transfer_function): Use the df_lr sets to prune the
23753 df_live sets as they are being computed.
23754 (df_live_free): Free df_live_scratch.
23755
23756 2008-01-18 Ian Lance Taylor <iant@google.com>
23757
23758 * common.opt: Add fmerge-debug-strings.
23759 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
23760 flag_merge_debug_strings rather than flag_merge_constants.
23761 * doc/invoke.texi (Option Summary): Mention
23762 -fmerge-debug-strings.
23763 (Debugging Options): Document -fmerge-debug-strings.
23764
23765 2008-01-18 Ian Lance Taylor <iant@google.com>
23766
23767 PR c++/33407
23768 * tree.h (DECL_IS_OPERATOR_NEW): Define.
23769 (struct tree_function_decl): Add new field operator_new_flag.
23770 * tree-inline.c (expand_call_inline): When inlining a call to
23771 operator new, force the return value to go into a variable, and
23772 set DECL_NO_TBAA_P on that variable.
23773 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
23774
23775 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
23776
23777 PR debug/34484
23778 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
23779 DWARF2_DEBUGGING_INFO.
23780 (dwarf2out_note_section_used): Ditto. Add prototype.
23781 (have_multiple_function_sections, text_section_used,
23782 cold_text_section_used, *cold_text_sections): Move declarations
23783 before their uses.
23784
23785 2008-01-17 Bob Wilson <bob.wilson@acm.org>
23786
23787 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
23788 field and add signal_ra.
23789 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
23790 assignments to frame state pc. Move end of stack check after
23791 MD_FALLBACK_FRAME_STATE_FOR.
23792 (uw_update_context_1): Use frame state signal_regs if set, instead
23793 of checking signal_frame flag.
23794 (uw_update_context): Use frame state signal_ra if set.
23795 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
23796 * config/xtensa/linux-unwind.h: New file.
23797
23798 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
23799
23800 * modulo-sched.c (get_sched_window): Fix comment typo.
23801
23802 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
23803
23804 PR tree-optimization/34648
23805 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
23806
23807 2008-01-17 Anatoly Sokolov <aesok@post.ru>
23808
23809 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
23810 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
23811
23812 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
23813
23814 PR rtl-optimization/34400
23815 * df-core.c (df_worklist_dataflow_overeager,
23816 df_worklist_dataflow_doublequeue): New functions.
23817 (df_worklist_dataflow): Two different worklist solvers.
23818 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
23819 New param.
23820
23821 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23822
23823 PR testsuite/34821
23824 * doc/invoke.texi: Document the dependence on pthread for fopenmp
23825 and ftree-parallelize-loops.
23826
23827 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
23828
23829 PR rtl-optimization/34826
23830 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
23831
23832 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
23833
23834 * global.c (find_reg): Mark the eh regs as used if necessary.
23835 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
23836 * ra.h (struct allocno): no_eh_reg field added. Changed
23837 no_stack_reg type to bitfield.
23838
23839 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
23840
23841 * tree.c (substitute_in_expr): Add missing 'break'.
23842
23843 2008-01-17 Richard Guenther <rguenther@suse.de>
23844
23845 PR tree-optimization/34825
23846 * tree-ssa-math-opts.c (is_division_by): Do not recognize
23847 x / x as division to handle.
23848
23849 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23850
23851 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
23852 "-pthread" is specified.
23853 * pa-hpux11.h (LIB_SPEC): Likewise.
23854
23855 2008-01-16 Janis Johnson <janis187@us.ibm.com>
23856 Peter Bergner <bergner@vnet.ibm.com>
23857
23858 PR rtl-optimization/33796
23859 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
23860
23861 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23862
23863 PR libgfortran/34699
23864 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
23865 static links.
23866 * pa-hpux10.h (LINK_SPEC): Likewise.
23867 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
23868
23869 2008-01-16 Richard Guenther <rguenther@suse.de>
23870
23871 PR middle-end/32628
23872 * fold-const.c (fold_convert_const_int_from_int): Do not
23873 set overflow if that occured only because of a sign extension
23874 change when converting from/to a sizetype with the same
23875 precision and signedness.
23876
23877 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
23878
23879 PR debug/34249
23880 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
23881 location address to the correct place. Update copyright year.
23882
23883 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23884
23885 * lambda-code.c (lambda_transform_legal_p): Handle the case of
23886 no dependences in the dependence_relations vector.
23887
23888 2008-01-16 Jan Hubicka <jh@suse.cz>
23889
23890 PR rtl-optimization/31396
23891 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
23892 * cfg.c (dump_reg_info): Print it.
23893 * regs.h (struct reg_info_t): add freq_calls_crossed.
23894 (REG_FREQ_CALLS_CROSSED): New macro.
23895 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
23896 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
23897 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
23898 regmove_optimize): Update call crossed frequencies.
23899 * local-alloc.c (struct qty): Add freq_calls_crossed.
23900 (alloc_qty): Copute freq_calls_crossed.
23901 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
23902 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
23903 * ra.h (struct allocno): Add freq_calls_crossed.
23904
23905 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23906
23907 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
23908 libgomp when compiling with ftree-parallelize-loops.
23909 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
23910
23911 2008-01-16 Richard Guenther <rguenther@suse.de>
23912
23913 PR tree-optimization/34769
23914 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
23915 * tree.c (int_cst_value): Instead make this function more
23916 permissive in what it accepts as valid input. Document this
23917 function always sign-extends the value.
23918
23919 2008-01-16 Jakub Jelinek <jakub@redhat.com>
23920 Richard Guenther <rguenther@suse.de>
23921
23922 PR c/34668
23923 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
23924 (gimple_fold_indirect_ref_rhs): ... this.
23925 (gimple_fold_indirect_ref): New function with foldings
23926 that preserve lvalueness.
23927 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
23928 * tree-flow.h (gimple_fold_indirect_ref): Declare.
23929 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
23930 to fold an INDIRECT_REF, fall back to the old use of
23931 fold_indirect_ref_1.
23932
23933 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23934
23935 * tree-data-ref.c (subscript_dependence_tester_1): Call
23936 free_conflict_function.
23937 (compute_self_dependence): Same.
23938
23939 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
23940
23941 PR debug/34249
23942 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
23943 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
23944 function global.
23945 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
23946 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
23947 for DWARF2_UNWIND_INFO targets.
23948
23949 2008-01-16 Richard Guenther <rguenther@suse.de>
23950
23951 PR c/34768
23952 * c-typeck.c (common_pointer_type): Do not merge inconsistent
23953 type qualifiers for function types.
23954
23955 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
23956
23957 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
23958 loop_iterator li from previous commit.
23959
23960 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
23961
23962 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
23963
23964 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
23965
23966 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
23967 (parallelize_loops): Don't parallelize irreducible components.
23968
23969 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23970
23971 PR c++/24924
23972 * c-opts (c_common_post_options): Do not enable CPP
23973 flag_pedantic_errors by default.
23974
23975 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
23976
23977 PR rtl-optimization/31944
23978 * cse.c (remove_pseudo_from_table): New function.
23979 (merge_equiv_classes): Use above function to remove pseudo-registers.
23980 (invalidate): Likewise.
23981
23982 2008-01-13 Richard Guenther <rguenther@suse.de>
23983
23984 PR middle-end/34601
23985 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
23986 instead of TYPE_MODE to deal with calls from expand_one_error_var.
23987
23988 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
23989
23990 * gcse.c (cprop_jump): Call validate_unshare_change instead of
23991 validate_change to unshare the source of the PC set.
23992
23993 2008-01-12 Jan Hubicka <jh@suse.cz>
23994
23995 PR middle-end/32135
23996 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
23997 references above array bounds. This might trigger bounds checks for
23998 pointers to arrays.
23999
24000 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
24001
24002 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
24003 new_replaceable_dependencies.
24004
24005 2008-01-12 Doug Kwan <dougkwan@google.com>
24006
24007 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
24008 instead of OPT_Wreturn_type in warning due to ignored return type
24009 qualifiers.
24010 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
24011 options included in -Wextra.
24012 * c.opt: New option -Wignored_qualifiers.
24013 * doc/invoke.texi (Warning Options, -Wextra): Add new option
24014 -Wignore_qualifiers.
24015 (-Wignored-qualifiers): Document.
24016 (-Wreturn-type): Remove description of functionality now handled
24017 by -Wignored-qualifiers.
24018
24019 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
24020
24021 PR ada/33788
24022 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
24023 NOP_EXPR if it is between integral types with the same precision.
24024
24025 2008-01-12 Jan Hubicka <jh@suse.cz>
24026
24027 PR other/28023
24028 * invoke.texi (max-inline-recursive-depth): Fix default value.
24029
24030 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
24031
24032 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
24033 correct type.
24034
24035 2008-01-11 Bob Wilson <bob.wilson@acm.org>
24036
24037 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
24038
24039 2008-01-11 James E. Wilson <wilson@specifix.com>
24040
24041 PR target/26015
24042 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
24043
24044 2008-01-11 Anatoly Sokolov <aesok@post.ru>
24045
24046 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
24047 save/restore frame pointer register and don't use 'call-prologues'
24048 optimization in function with "OS_task" attribute.
24049
24050 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
24051
24052 PR middle-end/31309
24053 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
24054 when copying to memory.
24055
24056 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
24057
24058 PR rtl-optimization/30905
24059 * cfgcleanup.c: Include dce.h
24060 (crossjumps_occured): New global variable.
24061 (try_crossjump_bb): Exit loop after finding a fallthru edge.
24062 If something changed, set crossjumps_occured to true.
24063 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
24064 Don't add/remove fake edges to exit here...
24065 (cleanup_cfg): ...but do it here, when crossjumping.
24066 Run a fast DCE when successful crossjumps occured in the latest
24067 iteration of try_optimize_cfg.
24068
24069 2008-01-11 Richard Guenther <rguenther@suse.de>
24070
24071 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
24072 (struct vn_unary_op_s): Likewise.
24073 (vn_reference_insert): Free old reference on hash collision.
24074
24075 2008-01-10 Raksit Ashok <raksit@google.com>
24076
24077 PR rtl-optimization/27971
24078 * combine.c (find_split_point): Split PLUS expressions which are
24079 inside a MEM rtx, and whose first operand is complex.
24080
24081 2008-01-10 DJ Delorie <dj@redhat.com>
24082
24083 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
24084 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
24085 (m32c_hard_regno_ok): Call the underlying function.
24086
24087 2008-01-10 Richard Guenther <rguenther@suse.de>
24088
24089 PR middle-end/34683
24090 * tree-cfg.c (tree_merge_blocks): Do not go through the
24091 full-blown folding and stmt updating path if we just deal
24092 with virtual operands.
24093 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
24094 test for abnormal SSA_NAMEs.
24095
24096 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
24097
24098 PR middle-end/34641
24099 * reload.c (push_reload): Add assertions. All constants from
24100 reg_equiv_constant should have been used for replacing the respective
24101 pseudo earlier.
24102 (find_reloads_address): Invoke find_reloads_address_part for
24103 constant taken from the reg_equiv_constant array.
24104
24105 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
24106
24107 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
24108 field (valnum) the first in the struct. Replace bools with
24109 unit bit fields.
24110
24111 2008-01-10 Richard Guenther <rguenther@suse.de>
24112
24113 PR tree-optimization/34651
24114 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
24115 types and ordering for masking and converting.
24116
24117 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
24118
24119 PR tree-optimization/34017
24120 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
24121 also for PHI_NODE expressions.
24122
24123 2008-01-09 Jan Hubicka <jh@suse.cz>
24124
24125 PR tree-optimization/34708
24126 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
24127 based on number of case labels.
24128 (init_inline_once): Remove switch_cost.
24129 * tree-inline.h (eni_weights_d): Remove switch_cost.
24130
24131 2008-01-09 Richard Guenther <rguenther@suse.de>
24132 Andrew Pinski <andrew_pinski@playstation.sony.com>
24133
24134 PR middle-end/30132
24135 * gimplify.c (gimplify_cond_expr): Do not create an addressable
24136 temporary if an rvalue is ok or an lvalue is not required.
24137
24138 2008-01-09 Richard Guenther <rguenther@suse.de>
24139
24140 PR middle-end/34458
24141 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
24142 adjust return type.
24143
24144 2008-01-09 Richard Guenther <rguenther@suse.de>
24145
24146 PR middle-end/34679
24147 * tree.c (host_integerp): Check for sizetype only if the
24148 type is an integer type.
24149
24150 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
24151
24152 PR debug/26364
24153 * opts.c (decode_options): Disable inlining of functions called
24154 once if not in unit-at-a-time mode.
24155
24156 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
24157
24158 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
24159
24160 2008-01-08 Richard Guenther <rguenther@suse.de>
24161
24162 PR middle-end/31863
24163 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
24164 out early if the result will be unused.
24165
24166 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
24167
24168 PR target/34709
24169 Revert:
24170
24171 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24172 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
24173 for TARGET_RECIP.
24174
24175 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
24176
24177 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
24178 for vectorization tuned.
24179
24180 2008-01-08 Richard Guenther <rguenther@suse.de>
24181
24182 PR tree-optimization/34683
24183 * tree-ssa-operands.c (operand_build_cmp): Export.
24184 * tree-ssa-operands.h (operand_build_cmp): Declare.
24185 * tree-vn.c (vuses_compare): Remove.
24186 (sort_vuses): Use operand_build_cmp.
24187 (sort_vuses_heap): Likewise.
24188 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
24189 to re-use old VEC if available. Do not sort already sorted VUSEs.
24190 (vdefs_to_vec): Do not sort already sorted VDEFs.
24191
24192 2008-01-08 Jakub Jelinek <jakub@redhat.com>
24193
24194 PR middle-end/34694
24195 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
24196
24197 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
24198
24199 PR target/34702
24200 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
24201 limitations of reciprocal sequences on x86 targets.
24202
24203 2008-01-08 Richard Guenther <rguenther@suse.de>
24204
24205 PR tree-optimization/34683
24206 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
24207
24208 2008-01-07 Jakub Jelinek <jakub@redhat.com>
24209
24210 PR target/34622
24211 * config/darwin.c (darwin_mergeable_string_section): Don't use
24212 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
24213
24214 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
24215
24216 PR target/34682
24217 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
24218 negxf2. Macroize expander using X87MODEF mode iterator. Change
24219 predicates of op0 and op1 to register_operand.
24220 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
24221 expander using X87MODEF mode iterator. Change predicates of
24222 op0 and op1 to register_operand.
24223 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
24224 corresponding patterns and macroize using MODEF macro. Change
24225 predicates of op0 and op1 to register_operand and remove
24226 "m" constraint. Disparage "r" alternative with "!".
24227 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
24228 macroize using X87MODEF macro. Change predicates of op0 and op1
24229 to register_operand and remove "m" constraint. Disparage "r"
24230 alternative with "!".
24231 (absneg splitter with memory operands): Remove.
24232 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
24233 patterns and macroize using X87MODEF mode iterator.
24234 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
24235 Change predicate of op1 to register_operand.
24236 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
24237 for memory operands.
24238
24239 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
24240
24241 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
24242
24243 2008-01-07 Richard Guenther <rguenther@suse.de>
24244
24245 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
24246 fields.
24247
24248 2008-01-07 Richard Guenther <rguenther@suse.de>
24249
24250 PR tree-optimization/34683
24251 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
24252 VOPs of the needed size to save memory. Use VEC_quick_push
24253 to save compile-time.
24254 (vdefs_to_vec): Likewise.
24255
24256 2008-01-07 Sa Liu <saliu@de.ibm.com>
24257
24258 * config/spu/spu.md (divdf3): Genetate inline code for double
24259 division. The implementation doesn't handle INF or NAN, therefore it
24260 only applies when -ffinite-math-only is given.
24261
24262 2008-01-06 Paolo Carlini <pcarlini@suse.de>
24263
24264 PR libstdc++/34680
24265 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
24266 * doc/cpp.texi ([Common Predefined Macros]): Document.
24267
24268 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
24269
24270 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
24271 order to use commutative addition instead of subtraction.
24272
24273 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
24274 Mircea Namolaru <namolaru@il.ibm.com>
24275 Vladimir Yanovsky <yanov@il.ibm.com>
24276 Revital Eres <eres@il.ibm.com>
24277
24278 PR tree-optimization/34263
24279 * tree-outof-ssa.c (process_single_block_loop_latch,
24280 contains_tree_r): New functions.
24281 (analyze_edges_for_bb): Call process_single_block_loop_latch
24282 function to empty single-basic-block latch block if possible.
24283
24284 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24285
24286 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
24287 for TARGET_RECIP.
24288 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
24289
24290 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
24291
24292 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
24293
24294 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
24295
24296 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
24297
24298 2008-01-05 Jakub Jelinek <jakub@redhat.com>
24299
24300 PR tree-optimization/34618
24301 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
24302 flag from T.
24303
24304 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24305
24306 PR target/34673
24307 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
24308 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
24309 Update copyright year.
24310
24311 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
24312 Update copyright year.
24313 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
24314 using NR fixup.
24315
24316 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
24317
24318 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
24319 edge does not point to current bb before changing need_assert.
24320
24321 2008-01-04 Richard Guenther <rguenther@suse.de>
24322
24323 PR middle-end/34029
24324 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
24325 for verifying purposes if they are is_gimple_min_invariant.
24326
24327 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
24328
24329 PR tree-optimization/34448
24330 PR tree-optimization/34465
24331 * gimplify.c (gimplify_init_constructor): Add new parameter
24332 notify_temp_creation. Use it.
24333 (gimplify_modify_expr_rhs): Take volatiles into account when
24334 optimizing constructors.
24335 Do not optimize constructors if gimplify_init_constructor will dump to
24336 memory.
24337 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
24338 * gcc.c-torture/compile/pr34448.c: New.
24339
24340 2008-01-04 Jakub Jelinek <jakub@redhat.com>
24341
24342 PR gcov-profile/34609
24343 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
24344 return_slot if result is TREE_ADDRESSABLE.
24345
24346 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
24347
24348 * config/mips/mips.md (sqrt_condition): Tweak comment.
24349 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
24350
24351 2008-01-03 Tom Tromey <tromey@redhat.com>
24352
24353 PR c/34457
24354 * c-common.c (c_type_hash): Handle VLAs.
24355
24356 2008-01-03 Jan Hubicka <jh@suse.cz>
24357
24358 PR tree-optimization/31081
24359 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
24360 0 when inlining and not inlining to first basic block.
24361 (remap_decl): When var is initialized to 0, don't set default_def.
24362 (expand_call_inline): Set entry_bb.
24363 * tree-inline.h (copy_body_data): Add entry_bb.
24364
24365 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24366
24367 PR c++/34619
24368 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
24369 before returning.
24370
24371 PR tree-optimization/29484
24372 * tree-inline.c (inline_forbidden_p_2): New function.
24373 (inline_forbidden_p): Disallow inlining if some static var
24374 has an address of a local LABEL_DECL in its initializer.
24375 * doc/extend.texi (Labels as Values): Document &&foo behaviour
24376 vs. inlining.
24377
24378 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
24379
24380 PR tree-optimization/34635
24381 * tree-data-ref.c (add_other_self_distances): Make sure that the
24382 evolution step is constant.
24383
24384 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24385
24386 PR middle-end/34608
24387 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
24388
24389 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
24390
24391 * tree-sra.c (scalarize_init): Insert the generate_element_init
24392 statements after the generate_element_zero statements.
24393
24394 2008-01-02 Richard Guenther <rguenther@suse.de>
24395
24396 PR middle-end/34093
24397 PR middle-end/31976
24398 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
24399 for very large number of operands instead of ICEing.
24400
24401 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
24402
24403 PR target/34013
24404 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
24405 while stack probing.
24406
24407 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
24408
24409 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
24410 in C++0x mode.
24411
24412 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
24413
24414 PR libmudflap/26442
24415 * tree-mudflap.c (mx_register_decls): Guard warning by
24416 !DECL_ARTIFICIAL check.
24417
24418 2008-01-01 Jakub Jelinek <jakub@redhat.com>
24419
24420 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
24421 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
24422 sse5_perm<mode>): Fix constraints.