Add this missing ChangeLog entry:
[gcc.git] / gcc / ChangeLog
1 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
2
3 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
4 Revert previous change.
5
6 2008-10-03 Tom Tromey <tromey@redhat.com>
7
8 * stringpool.c (ggc_alloc_string): Terminate string.
9
10 2008-10-03 Jakub Jelinek <jakub@redhat.com>
11
12 * gimplify.c (gimplify_function_tree): For -finstrument-functions
13 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
14 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
15
16 PR debug/37726
17 * gimplify.c (declare_vars): Use gimple_bind_block instead of
18 gimple_block.
19
20 2008-10-03 Pascal Obry <obry@adacore.com>
21
22 * gcov.c (create_file_names): Properly handle UNIX and DOS
23 directory separators.
24 (make_gcov_file_name): Likewise + convert the ':' DOS drive
25 separator to '~' to ensure clean filenames on Windows.
26
27 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
28
29 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
30 Add a null terminator to the stripped name.
31
32 2008-10-02 David Edelsohn <edelsohn@gnu.org>
33
34 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
35 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
36 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
37 TARGET_SINGLE_FLOAT.
38 Revert SCALAR_FLOAT_MODE_P condition.
39 (function_arg): Condition on TARGET_DOUBLE_FLOAT,
40 TARGET_SINGLE_FLOAT.
41 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
42 TARGET_SINGLE_FLOAT.
43
44 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
45
46 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
47
48 2008-10-02 Richard Guenther <rguenther@suse.de>
49
50 PR middle-end/37713
51 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
52 and VECTOR_TYPE recurse with useless_type_conversion_p which
53 properly handles void pointer conversion.
54
55 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
56
57 PR target/37528
58 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
59 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
60
61 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
62
63 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
64 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
65 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
66 they translate to non builtins.
67 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
68 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
69 __builtin_vec_promote, __builtin_vec_extract, and
70 __builtin_vec_insert.
71 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
72 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
73 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
74 * config/rs6000/altivec.h (vec_extract): Define
75 (vec_insert): Define.
76 (vec_splats): Define.
77 (vec_promote): Define.
78
79 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
80 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
81 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
82
83 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
84 Altivec intrinsics.
85 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
86 prototype. Add new parameter, blk.
87 Use BLKmode for the MEM if blk is true.
88 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
89 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
90 ALTIVEC_BUILTIN_STVRXL.
91 Update usage of altivec_expand_lv_builtin.
92 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
93 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
94 (altivec_init_builtins): If compiling for the Cell, also define the
95 cell VMX builtins.
96 * config/rs6000/rs6000.h (rs6000_builtins): Define
97 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
98 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
99 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
100 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
101 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
102 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
103 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
104 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
105 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
106 UNSPEC_STVRX, and UNSPEC_STVRXL.
107 (altivec_lvlx): New pattern.
108 (altivec_lvlxl): New pattern.
109 (altivec_lvrx): New pattern.
110 (altivec_lvrxl): New pattern.
111 (altivec_stvlx): New pattern.
112 (altivec_stvlxl): New pattern.
113 (altivec_stvrx): New pattern.
114 (altivec_stvrxl): New pattern.
115 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
116 (vec_lvlxl): Likewise.
117 (vec_lvrx): Define if PPU is defined.
118 (vec_lvrxl): Likewise.
119 (vec_stvlx): Define if PPU is defined.
120 (vec_stvlxl): Likewise.
121 (vec_stvrx): Define if PPU is defined.
122 (vec_stvrxl): Likewise.
123
124 2008-10-01 Geert Bosch <bosch@adacore.com>
125
126 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
127
128 2008-10-01 Richard Guenther <rguenther@suse.de>
129
130 PR tree-optimization/37617
131 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
132 do not add to the NEW_SETS.
133
134 2008-10-01 Richard Guenther <rguenther@suse.de>
135
136 PR middle-end/37285
137 * tree-vrp.c (execute_vrp): If we optimized away the default
138 case make sure to promote the label that got in place of it
139 to a default case label.
140
141 2008-10-01 Richard Henderson <rth@redhat.com>
142
143 PR tree-opt/35737
144 * tree-complex.c (set_component_ssa_name): Don't optimize
145 is_gimple_min_invariant values with ssa_names in abnormal phis.
146
147 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
148
149 PR tree-optimization/37662
150 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
151 commutative binary operation if they are in the wrong order and
152 fold_build2 produces non-GIMPLE.
153
154 2008-09-30 Jakub Jelinek <jakub@redhat.com>
155
156 PR tree-optimization/37662
157 PR tree-optimization/37663
158 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
159 get_value_range with non-SSA_NAME. Don't assert operands have been
160 folded, instead just bail out.
161
162 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
163
164 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
165
166 2008-09-30 Richard Guenther <rguenther@suse.de>
167
168 PR middle-end/37491
169 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
170 build restrict-qualified pointers.
171 (vectorizable_store): Move alias check later.
172 (vectorizable_load): Likewise.
173
174 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
175
176 * c-common.c (empty_if_body_warning): Remove.
177 * c-common.h (empty_if_body_warning): Remove.
178 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
179 here the -Wempty-body warning for `if' and `else' statements.
180 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
181
182 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
183
184 * config/i386/i386.opt: Add msse2avx.
185
186 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
187 * config/i386/linux64.h (ASM_SPEC): Likewise.
188
189 * doc/invoke.texi: Document -msse2avx.
190
191 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
192
193 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
194
195 2008-09-29 Joseph Myers <joseph@codesourcery.com>
196
197 * ifcvt.c (noce_emit_store_flag): If using condition from original
198 jump, reverse it if if_info->cond was reversed.
199
200 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
201
202 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
203 non-constant memory if it cannot be forced to constant memory.
204 Overhaul surrounding code and factor out common condition.
205
206 2008-09-29 Jeff Law <law@redhat.com>
207
208 * reload1.c (alter_reg): Add missing curly braces.
209
210 2008-09-29 Michael J. Eager <eager@eagercon.com>
211
212 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
213 are easy.
214 * config/rs6000/rs6000.c (rs6000_override_options): Move
215 rs6000_init_hard_regno_mode_ok after all options changed.
216 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
217 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
218 -msimple-fpu flags. Add warning messages if single FP not configured.
219 (rs6000_file_start): Output gnu_attribute for single-float.
220 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
221 (rs6000_legitimize_address): Likewise.
222 (rs6000_legitimize_reload_address): Likewise.
223 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
224 TARGET_SINGLE_FLOAT.
225 (function_arg_advance): Likewise (partial conversion).
226 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
227 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
228 TARGET_SINGLE_FLOAT.
229 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
230 (rs6000_emit_prologue): Likewise.
231 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
232 TARGET_SINGLE_FLOAT.
233 (rs6000_libcall_value): Likewise.
234 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
235 (TARGET_DOUBLE_FLOAT): New default to 1
236 (TARGET_SIMPLE_FPU): New default to 0
237 (TARGET_SINGLE_FPU): New default to 0
238 (TARGET_SINGLE_FLOAT_MODE): New.
239 (TARGET_DOUBLE_FLOAT_MODE): New.
240 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
241 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
242 UNITS_PER_FP_WORD
243 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
244 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
245 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
246 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
247 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
248 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
249 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
250 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
251 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
252 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
253 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
254 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
255 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
256 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
257 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
258 cmptf_internal1, *cmptf_internal2): Condition on
259 TARGET_DOUBLE_FLOAT.
260 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
261 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
262 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
263 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
264 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
265 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
266 TARGET_SINGLE_FLOAT.
267 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
268 * config/rs6000/rs6000.opt (-msingle-float): New.
269 (-mdouble-float): New.
270 (-msimple-fpu): New.
271 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
272 -msingle-float, -mdouble-float, -msimple-fpu options.
273 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
274 _SOFT_DOUBLE for -msingle-float.
275 * config.gcc: New config for target=powerpc-xilinx-eabi.
276
277 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
278
279 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
280 have exit and entry.
281 (new_scop): Take entry and exit edge to define new SCoP.
282 (sd_region_p): New structure used during SCoP detection.
283 (move_scops): Delete.
284 (move_sd_regions): New.
285 (scopdet_info): Change the definition from edges back to basic_blocks.
286 (scopdet_edge_info): Work on basic_blocks and rename to
287 scopdet_basic_block_info.
288 (split_difficult_bb): At the moment removed. We should later
289 add it at another place.
290 (build_scops_1): Work on basic_blocks.
291 (bb_in_sd_region): New.
292 (find_single_entry_edge): New.
293 (find_single_exit_edge): New.
294 (create_single_entry_edge): New.
295 (sd_region_without_exit): New.
296 (create_single_exit_edge): New.
297 (unmark_exit_edges): New.
298 (mark_exit_edges): New.
299 (create_sese_edges): New.
300 (build_graphite_scops): New.
301 (build_scops): Make SCoPs SESE.
302 (limit_scops): Use the new functions.
303
304 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
305
306 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
307
308 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
309
310 PR target/37640
311 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
312 address to a register before taking the lower part.
313
314 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
315
316 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
317 for SHmedia.
318
319 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
320 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
321
322 PR tree-opt/36891
323 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
324 the newly created variable.
325 Create a VECTOR_CST of all 1s for vector types.
326
327 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
328
329 PR middle-end/36575
330 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
331
332 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
333
334 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
335 order to convert between modes.
336 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
337
338 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
339
340 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
341 if needed.
342
343 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
344
345 Revert:
346 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
347 * ira-lives.c:...
348 * doc/rtl.texi:...
349
350 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
351
352 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
353 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
354 them to yield false with MIPS16.
355
356 2008-09-26 Jakub Jelinek <jakub@redhat.com>
357
358 PR middle-end/37275
359 * dwarf2out.c (tls_mem_loc_descriptor): New function.
360 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
361 mem_loc_descriptor failed. Accept UNSPEC.
362 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
363 fail if one of the loc_descriptor calls for pieces failed.
364 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
365 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
366 if loc_descriptor_from_tree_1 on offset failed.
367
368 PR middle-end/37576
369 * opts.c (common_handle_option): Don't call print_specific_help with
370 CL_SAVE as first argument.
371
372 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
373 Steve Ellcey <sje@cup.hp.com>
374
375 * configure: Regenerate for new libtool.
376 * aclocal.m4: Ditto.
377
378 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
379
380 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
381 alias set on MEM when saving stack pointer.
382 * config/rs6000/rs6000.md (allocate_stack): Likewise
383
384 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
385
386 PR tree-optimization/37574
387 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
388 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
389 instead of vector_type for constants. Take computation out of loop.
390 (vect_get_vec_def_for_operand): Use only vectype for constant case,
391 and use only vector_type for invariant case.
392 (get_initial_def_for_reduction): Use vectype instead of vector_type.
393
394 2008-09-25 Jakub Jelinek <jakub@redhat.com>
395
396 PR c/37645
397 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
398 the decl is a VAR_DECL or FUNCTION_DECL.
399
400 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
401
402 PR middle-end/37535
403 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
404 (mark_ref_live, mark_ref_dead): Use them.
405 (def_conflicts_with_inputs_p): Remove.
406 (mark_early_clobbers): New function.
407 (process_bb_node_lives): Call preprocess_constraints and
408 mark_early_clobbers.
409
410 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
411
412 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
413
414 PR middle-end/37448
415 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
416 (ira_compress_allocno_live_ranges): New prototype.
417
418 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
419 (coalesced_allocnos_living_at_program_points): New.
420 (coalesced_allocnos_live_at_points_p,
421 set_coalesced_allocnos_live_points): New functions.
422 (coalesce_spill_slots): Rewrite.
423
424 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
425 ira_compress_allocno_live_ranges): New functions.
426
427 * ira-build.c (ira_flattening): Call
428 ira_compress_allocno_live_ranges.
429 (ira_build): Ditto.
430
431 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
432
433 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
434 optimization.
435
436 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
437
438 * combine.c (make_compound_operation): Handle the 'E' format.
439 (count_rtxs): Likewise.
440 (update_table_tick): Likewise.
441 (get_last_value_validate): Likewise.
442
443 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
444
445 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
446
447 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
448
449 * matrix-reorg.c (transform_allocation_sites): Initializers
450 added to avoid the warning.
451
452 2008-09-25 Martin Jambor <mjambor@suse.cz>
453
454 * cgraph.c (free_nodes): New variable.
455 (NEXT_FREE_NODE): New macro.
456 (cgraph_create_node): Reuse nodes from the free list. Do not
457 update uid if doing so.
458 (cgraph_remove_node): Add the node to the free list.
459
460 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
461
462 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
463
464 2008-09-24 Richard Henderson <rth@redhat.com>
465
466 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
467 * unwind-dw2.c (execute_stack_op): Handle it.
468
469 2008-09-24 David Edelsohn <edelsohn@gnu.org>
470
471 Revert:
472 2008-09-24 Michael J. Eager <eager@eagercon.com>
473
474 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
475
476 * c-common.c (fname_decl): New location argument.
477 * c-common.h (fname_decl): Same.
478 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
479 {warning,error}.
480 (c_parser_typeof_specifier): Same.
481 (c_parser_parms_list_declarator): Same.
482 (c_parser_asm_string_literal): Same.
483 (c_parser_compound_statement_nostart): Same.
484 (c_parser_label): Same.
485 (c_parser_do_statement): Same.
486 (c_parser_asm_statement): Same.
487 (c_parser_unary_expression): Same.
488 (c_parser_sizeof_expression): Same.
489 (c_parser_postfix_expression): Same.
490 (c_parser_pragma): Same.
491 (c_parser_omp_clause_collapse): Same.
492 (c_parser_omp_clause_num_threads): Same.
493 (c_parser_omp_clause_schedule): Same.
494 (c_parser_omp_all_clauses): Same.
495 (c_parser_omp_sections_scope): Same.
496 (c_parser_omp_for_loop): Same. Pass condition's location to
497 c_objc_common_truthvalue_conversion.
498 (c_parser_enum_specifier): Remove comment.
499
500 2008-09-24 Michael J. Eager <eager@eagercon.com>
501
502 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
503 are easy.
504 * config/rs6000/rs6000.c (rs6000_override_options): Move
505 rs6000_init_hard_regno_mode_ok after all options changed.
506 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
507 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
508 -msimple-fpu flags. Add warning messages if single FP not configured.
509 (rs6000_file_start): Output gnu_attribute for single-float.
510 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
511 (rs6000_legitimize_address): Likewise.
512 (rs6000_legitimize_reload_address): Likewise.
513 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
514 TARGET_SINGLE_FLOAT.
515 (function_arg_advance): Likewise.
516 (function_arg): Likewise.
517 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
518 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
519 TARGET_SINGLE_FLOAT.
520 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
521 (rs6000_emit_prologue): Likewise.
522 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
523 TARGET_SINGLE_FLOAT.
524 (rs6000_libcall_value): Likewise.
525 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
526 (TARGET_DOUBLE_FLOAT): New default to 1
527 (TARGET_SIMPLE_FPU): New default to 0
528 (TARGET_SINGLE_FPU): New default to 0
529 (TARGET_SINGLE_FLOAT_MODE): New.
530 (TARGET_DOUBLE_FLOAT_MODE): New.
531 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
532 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
533 UNITS_PER_FP_WORD
534 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
535 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
536 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
537 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
538 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
539 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
540 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
541 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
542 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
543 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
544 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
545 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
546 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
547 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
548 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
549 cmptf_internal1, *cmptf_internal2): Condition on
550 TARGET_DOUBLE_FLOAT.
551 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
552 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
553 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
554 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
555 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
556 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
557 TARGET_SINGLE_FLOAT.
558 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
559 * config/rs6000/rs6000.opt (-msingle-float): New.
560 (-mdouble-float): New.
561 (-msimple-fpu): New.
562 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
563 -msingle-float, -mdouble-float, -msimple-fpu options.
564 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
565 _SOFT_DOUBLE for -msingle-float.
566 * config.gcc: New config for target=powerpc-xilinx-eabi.
567
568 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
569
570 * config/sparc/constraints.md: New file.
571 * config/sparc/sparc.md: Include it.
572 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
573 (sparc_extra_constraint_check): Delete.
574 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
575 (memory_ok_for_ldd): New predicate.
576 (sparc_extra_constraint_check): Delete.
577 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
578 (CONST_OK_FOR_LETTER_P): Likewise.
579 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
580 (EXTRA_CONSTRAINT): Likewise.
581
582 2008-08-23 Steve Ellcey <sje@cup.hp.com>
583
584 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
585
586 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
587
588 * alias.c (find_base_value): Use FIND_BASE_TERM.
589 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
590
591 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
592
593 * config/i386/i386.c: Include cselib.h.
594 (ix86_pic_register_p): New function.
595 (ix86_delegitimize_address): Use it to check for the PIC register.
596
597 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
598
599 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
600 * config/i386/i386.c (ix86_find_base_term): Don't check for
601 SYMBOL_REF and LABEL_REF.
602
603 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
604
605 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
606 constant PLUS in a CONST.
607
608 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
609
610 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
611 check for sibcall support for w64.
612
613 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
614
615 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
616
617 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
618
619 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
620 parser_build_binary_op.
621 * c-decl.c (build_enumerator): Pass location to build_binary_op.
622 * c-typeck.c (build_array_ref): Same.
623 (parser_build_unary_op): New location argument.
624 (pointer_diff): Pass location to build_binary_op,
625 c_objc_common_truthvalue_conversion.
626 (build_modify_expr): Same.
627 (build_unary_op): New location argument.
628 (build_binary_op): New location argument.
629 (c_objc_common_truthvalue_conversion): Pass location to
630 c_*common_truthvalue_conversion.
631 * c-convert.c (convert): Same.
632 * c-common.c (binary_op_error): New location argument.
633 (pointer_int_sum): Pass location to build_binary_op.
634 (c_common_truthvalue_conversion): New location argument.
635 (warn_for_sign_compare): Same.
636 * c-common.h: Add location argument to c_common_truthvalue_conversion,
637 binary_op_error, build_binary_op, warn_for_sign_compare.
638 * c-parser.c (c_parser_condition): Pass location to
639 c_*common_truthvalue_conversion.
640 (c_parser_conditional_expression): Save condition's location and pass
641 it on down.
642 (c_parser_binary_expression): Same, but for the binary operator's
643 location.
644 (c_parser_omp_for_loop): Pass location to
645 c_objc_common_truthvalue_conversion.
646
647 2008-09-23 Martin Jambor <mjambor@suse.cz>
648
649 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
650 (cgraph_node_remove_callees): New temporary f. Hold the next item
651 in f when looping.
652 (cgraph_node_remove_callers): Likewise.
653
654 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
655 (ipa_node_removal_hook): Likewise.
656
657 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
658 gimple_call_copy_skip_args and moved to the gimple_call section.
659 * gimple.c (gimple_copy_call_skip_args): Renamed to
660 gimple_call_copy_skip_args. Changed al users.
661
662 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
663
664 * ira-color.c (start_allocno_priorities): Rename to
665 setup_allocno_priorities. Use costs and
666 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
667 range lengths. Get rid off doubles.
668 (ira_fast_allocations): Call start_allocno_priorities.
669
670 2008-09-22 David Daney <ddaney@avtrex.com>
671
672 PR target/37593
673 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
674 register if TARGET_LONG_CALLS.
675
676 2008-09-22 Richard Guenther <rguenther@suse.de>
677
678 PR tree-optimization/37145
679 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
680 value-numbering union accesses with their offset and size only.
681 (visit_reference_op_load): Fix simplification of inserted conversions.
682 * tree-ssa-pre.c (find_or_generate_expression): Do not
683 recursively generate expressions if running FRE.
684
685 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
686
687 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
688 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el,
689 *baddu_di<mode>): New patterns.
690
691 2008-09-22 Richard Guenther <rguenther@suse.de>
692
693 PR tree-optimization/37145
694 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
695 (phi_translate_1): Constant fold references.
696
697 2008-09-22 Ira Rosen <irar@il.ibm.com>
698
699 PR tree-optimization/37482
700 * tree-vectorizer.h (struct _slp_instance): Add new field.
701 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
702 (get_earlier_stmt): New function.
703 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
704 function.
705 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
706 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
707 asserts that GSI points to the scalar statement being vectorized.
708 Set new statement location according to GSI.
709 (vect_schedule_slp_instance): Use GSI of
710 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
711
712 2008-09-21 Jan Hubicka <jh@suse.cz>
713
714 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
715 (ipcp_insert_stage): Update dead_nodes bitmap.
716
717 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
718
719 PR target/37528
720 * config/i386/t-cygming (SHLIB_LC): Remove.
721 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
722 * config/i386/t-cygwin (SHLIB_LC): Specify all required
723 libraries.
724
725 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
726
727 PR middle-end/37170
728 PR middle-end/37280
729 * final.c (mark_symbol_ref_as_used): New helper function.
730 (output_operand): Instead of just looking inside MEMs for
731 SYMBOL_REFs, use new helper function and for_each_rtx.
732 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
733 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
734 Make head comment more general.
735 * config/darwin.c (machopic_output_indirection): Handle weak
736 references here, like in assemble_external.
737
738 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
739
740 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
741 (sparc_emit_float_lib_cmp): Change return type.
742 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
743 (gen_compare_operator): New function.
744 (sparc_emit_float_lib_cmp): Return the new operator to be used in
745 the comparison sequence. Minor tweaks.
746 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
747 that the final operator and the result of sparc_emit_float_lib_cmp
748 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
749 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
750 buneq, bunge, bunle, bltgt): Assert that the final operator and the
751 result of sparc_emit_float_lib_cmp match for software TFmode.
752 (movqicc, movhicc, movsicc, movdicc): Merge into...
753 (mov<I:mode>cc): ...this.
754 (movsfcc, movdfcc, movtfcc): Merge into...
755 (mov<F:mode>cc): ...this.
756 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
757 into...
758 (mov<I:mode>_cc_v9): ...this.
759 (movdi_cc_sp64_trunc): Delete.
760 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
761 movdi_cc_reg_sp64): Merge into...
762 (mov<I:mode>_cc_reg_sp64): ...this.
763 (movsf_cc_sp64): Rename into...
764 (movsf_cc_v9): ...this.
765 (movdf_cc_sp64): Rename into...
766 (movdf_cc_v9): ...this.
767 (movtf_cc_hq_sp64): Rename into...
768 (movtf_cc_hq_v9): ...this.
769 (movtf_cc_sp64): Rename into...
770 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
771
772 2008-09-21 Diego Novillo <dnovillo@google.com>
773
774 * doc/gccint.texi: Include generic.texi and gimple.texi.
775 Re-order index.
776 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
777 (GIMPLE): Move to gimple.texi.
778 (Annotations): Remove references to to stmt_ann_t and
779 ssa_name_ann_t.
780 (SSA Operands): Rename from 'Statement Operands'.
781 * doc/generic.texi: New.
782 * doc/gimple.texi: New.
783 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and
784 gimple.texi.
785 * Makefile.in (TEXI_GCCINT_FILES):
786 * gimple.c (gimple_copy_call_skip_args): Rename from
787 giple_copy_call_skip_args. Update all users.
788 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
789
790 2008-09-21 Ira Rosen <irar@il.ibm.com>
791
792 PR tree-optimization/37539
793 * tree-vect-transform.c (vect_transform_strided_load): Save vector
794 statement in related statement field only for the first load of the
795 group of loads with the same data reference.
796
797 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
798
799 * config/mips/mips.h (TUNE_OCTEON): New macro.
800 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
801 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
802 * config/mips/octeon.md: New file.
803 * config/mips/mips.md: Include octeon.md. Restore
804 semi-alphabetical order of include files.
805
806 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
807
808 PR target/37571
809 * config/i386/i386.md (*jcc_fused_1): Removed.
810 (*jcc_fused_2): Likewise.
811 (*jcc_fused_3): Likewise.
812 (*jcc_fused_4): Likewise.
813
814 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
815
816 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
817 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
818 * target.h (gcc_target): Add ira_cover_classes.
819 * ira.c: Remove IRA_COVER_CLASSES guards.
820 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
821 instead of IRA_COVER_CLASSES.
822 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
823 (setup_class_translate): Likewise.
824 (setup_reg_class_intersect_union): Likewise.
825 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
826 test of targetm.ira_cover_classes.
827 * opts.c (decode_options): Use targetm.ira_cover_classes instead
828 of IRA_COVER_CLASSES.
829 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
830 (TARGET_INITIALIZER): Include it.
831 * targhooks.h (default_ira_cover_classes): Declare.
832 * targhooks.c (default_ira_cover_classes): New function.
833
834 2008-09-19 Bob Wilson <bob.wilson@acm.org>
835
836 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
837
838 2008-09-19 Ian Lance Taylor <iant@google.com>
839
840 * varasm.c (narrowing_initializer_constant_valid_p): Return
841 NULL_TREE if ENDTYPE is not an integer.
842
843 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
844
845 PR tree-opt/30930
846 * tree-ssa.c (execute_update_addresses_taken): Also update
847 DECL_GIMPLE_REG_P for vector and complex types.
848
849 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
850 Jan Hubicka <jh@suse.cz>
851
852 PR middle-end/37567
853 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
854 empty before freeing them.
855 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
856
857 2008-09-18 Bob Wilson <bob.wilson@acm.org>
858
859 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
860 * config/xtensa/predicates.md (tls_symbol_operand): New.
861 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
862 (TARGET_CANNOT_FORCE_MEM): Define.
863 (xtensa_tls_symbol_p): New.
864 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
865 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
866 (xtensa_tls_module_base): New.
867 (xtensa_call_tls_desc): New.
868 (xtensa_legitimize_tls_address): New.
869 (xtensa_legitimize_address): Handle TLS symbols.
870 (xtensa_tls_referenced_p_1): New.
871 (xtensa_tls_referenced_p): New.
872 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
873 UNSPEC_DTPOFF.
874 (XTENSA_BUILTIN_THREAD_POINTER): New.
875 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
876 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
877 builtin. Add declarations for __builtin_thread_pointer and
878 __builtin_set_thread_pointer.
879 (xtensa_fold_builtin): Recognize new builtins.
880 (xtensa_expand_builtin): Expand new builtins.
881 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
882 (TARGET_THREADPTR): Define.
883 (HAVE_AS_TLS): Define default value.
884 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
885 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
886 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
887 (UNSPECV_SET_TP): New.
888 (sym_TPOFF, sym_DTPOFF): New.
889 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
890 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
891 * configure: Regenerated.
892
893 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
894
895 PR target/37394
896 * config/ia64/ia64.c (ia64_optimization_options): Move
897 checking and setting flag_schedule_insns_after_reload and
898 ia64_flag_schedule_insns2 back to ...
899 (ia64_override_options): Here.
900
901 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
902
903 PR rtl-opt/37451
904 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
905 zero extend count after the correction to it is done.
906 (doloop_optimize): Update call to doloop_modify, don't zero extend
907 count before call.
908
909 2008-09-18 Martin Jambor <mjambor@suse.cz>
910
911 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
912
913 * ipa-prop.c: Correct comments.
914 * ipa-prop.h: Likewise.
915
916 2008-09-18 Jan Hubicka <jh@suse.cz>
917
918 PR middle-end/37448
919 * ipa-reference.c (ipa_reference_local_vars_info_d,
920 ipa_reference_global_vars_info_d,
921 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
922 ipa_reference_vars_info_t): Move here from ipa-reference.h
923 (node_duplication_hook_holder, node_removal_hook_holder): New.
924 (get_reference_vars_info_from_cgraph): Rename to ...
925 (get_reference_vars_info): ... this one, use cgraph uids.
926 (get_local_reference_vars_info, get_global_reference_vars_info):
927 Use cgraph instead of decl.
928 (ipa_reference_get_read_local, ipa_reference_get_written_local):
929 Remove.
930 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
931 ipa_reference_get_written_global,
932 ipa_reference_get_not_written_global): Use cgraph argument.
933 (check_call): Simplify avail check.
934 (scan_stmt_for_static_refs): Update.
935 (propagate_bits): Update.
936 (merge_callee_local_info): Remove.
937 (init_function_info): Use cgraph nodes.
938 (clean_function_local_data): Break out from ...
939 (clean_function): ... here.
940 (copy_local_bitmap, copy_global_bitmap): New functions.
941 (duplicate_node_data, remove_node_data): New functions.
942 (generate_summary): Register hooks; use visibility instead of
943 master clones.
944 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
945 * ipa-reference.h (ipa_reference_local_vars_info_d,
946 ipa_reference_global_vars_info_d,
947 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
948 ipa_reference_vars_info_t): Move to ipa-reference.c
949 (ipa_reference_get_read_local, ipa_reference_get_written_local):
950 Remove.
951 (ipa_reference_get_read_global, ipa_reference_get_written_global,
952 ipa_reference_get_not_read_global,
953 ipa_reference_get_not_written_global): Update prototype.
954 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
955 (init_state): Remove.
956 (node_duplication_hook_holder, node_removal_hook_holder): New.
957 (get_function_state, set_function_state): Use VECtor.
958 (analyze_function): Check body availability.
959 (add_new_function): Likewise.
960 (duplicate_node_data, remove_node_data): New.
961 (generate_summary): Register hooks; do not care about clones.
962 (propafate): Do not care about clones; recursive functions are
963 not looping.
964 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
965 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
966 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
967 static.
968 * tree-flow.h (function_ann_d): Remove reference_vars_info.
969 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
970 Update call of ipa-reference accesors.
971
972 2008-09-18 Simon Baldwin <simonb@google.com>
973
974 * c-opts.c (c_common_handle_option): Add handling for
975 -Wbuiltin-macro-redefined command line option.
976 * c.opt: Added builtin-macro-redefined option.
977 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
978 documentation.
979
980 2008-09-18 Richard Guenther <rguenther@suse.de>
981
982 PR tree-optimization/37258
983 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
984 and signedness for integral types.
985 (vn_phi_eq): Require compatible types.
986
987 2008-09-18 Jakub Jelinek <jakub@redhat.com>
988
989 PR debug/34037
990 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
991 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
992 VAR_DECL.
993 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
994 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
995 ggc_free other TREE_LIST nodes from that chain.
996 * function.c (instantiate_decls): Instantiate also DECL_RTL
997 of vars in cfun->local_decls, free that list afterwards.
998
999 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
1000
1001 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
1002 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
1003
1004 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
1005
1006 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
1007 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
1008
1009 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
1010
1011 PR tree-optimization/37102
1012 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
1013 from a node. Check to see if another PHI is dead.
1014 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
1015 remove real PHIs which have no uses.
1016 (rewrite_out_of_ssa): Call eliminate_useless_phis.
1017
1018 2008-09-18 Richard Guenther <rguenther@suse.de>
1019
1020 PR middle-end/37284
1021 * tree-cfg.c (remove_useless_stmts_1): Remove
1022 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
1023
1024 2008-09-18 Nick Clifton <nickc@redhat.com>
1025
1026 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
1027 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
1028 to frv_secondary_reload_class.
1029 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1030 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
1031 (frv_secondary_reload_class): Omit unused parameter.
1032 (frv_secondary_reload): New function. Handle the case when
1033 secondary_reload_class() is called before the reload_(in|out)
1034 _optabs have been initialised.
1035 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
1036 unused parameter.
1037 * config/frv/frv.md: Define an exclusion set between fr550_m0
1038 and fr550_f0.
1039
1040 2008-09-18 Richard Guenther <rguenther@suse.de>
1041
1042 PR tree-optimization/37456
1043 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
1044 want to insert after ends a BB insert on the single fallthru
1045 outgoing edge.
1046
1047 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
1048
1049 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
1050 Mention -march=z9-109, z9-ec and z10.
1051
1052 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
1053
1054 PR rtl-optimization/37544
1055 * regrename.c (maybe_mode_change): Exit early when copy_mode
1056 is narrower than orig_mode and narrower than new_mode.
1057
1058 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
1059
1060 PR middle-end/37499
1061 * sched-int.h (struct _haifa_insn_data): Remove unused field
1062 ref_count.
1063
1064 * sched-rgn.c (ref_counts): Remove.
1065 (insn_referenced): New static variable.
1066 (INSN_REF_COUNT): Remove.
1067 (sched_run_compute_dependencies): Use insn_referenced instead of
1068 INSN_REF_COUNT.
1069 (add_branch_dependences): Likewise. Delete dead assignment.
1070
1071 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
1072
1073 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
1074 consumer is an asm. Add comment why this is important.
1075 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
1076 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around
1077 it.
1078
1079 2008-09-17 Joseph Myers <joseph@codesourcery.com>
1080
1081 * expr.c (emit_group_store): Do not shift before moving via a
1082 stack slot.
1083
1084 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
1085
1086 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
1087 from aggregate to non-aggregate type if the bit pattern is not fully
1088 preserved afterwards.
1089
1090 2008-09-17 Richard Guenther <rguenther@suse.de>
1091
1092 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
1093 (verify_gimple_assign): ... this. Split into ...
1094 (verify_gimple_assign_unary): ... this,
1095 (verify_gimple_assign_binary): ... that,
1096 (verify_gimple_assign_single): ... and this.
1097 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
1098 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
1099 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
1100 (verify_types_in_gimple_reference): Be forgiving with
1101 VIEW_CONVERT_EXPRs.
1102 (verify_gimple_phi): Deal with virtual operands.
1103
1104 * tree.def (PREDICT_EXPR): Change to tcc_expression.
1105
1106 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
1107
1108 * tree.c (get_callee_fndecl): Don't call the language hook.
1109 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
1110 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
1111 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
1112
1113 2008-09-17 Jakub Jelinek <jakub@redhat.com>
1114
1115 * tree.c (protected_set_expr_location): Don't unnecessarily
1116 check for error_mark_node.
1117
1118 2008-09-17 Art Haas <ahaas@impactweather.com>
1119
1120 * ipa-reference.c (analyze_function): Declare step only if
1121 ENABLE_CHECKING is defined.
1122
1123 2008-09-17 Jan Hubicka <jh@suse.cz>
1124
1125 PR c++/18071
1126 * tree.h (DECL_INLINE): remove.
1127 (DECL_DECLARED_INLINE_P): Update docs.
1128 (DECL_NO_INLINE_WARNING_P): new.
1129 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
1130 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
1131
1132 2008-09-17 Jakub Jelinek <jakub@redhat.com>
1133 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1134
1135 PR bootstrap/37441
1136 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
1137 false.
1138
1139 2008-09-17 Jan Hubicka <jh@suse.cz>
1140
1141 * ipa-reference.c (ipa_obstack): Remove.
1142 (local_info_obstack, global_info_obstack): New.
1143 (add_static_var): We now handle variables only.
1144 (mark_address_taken, mark_load, mark_store): New functions based on ...
1145 (check_operand): ... remove.
1146 (get_asm_stmt_operands): Rename to ...
1147 (check_asm_memory_clobber): ... this. Look only for memory clobber.
1148 (scan_stmt_for_static_refs): Rewrite.
1149 (scan_op_for_static_refs): Rename to ...
1150 (scan_initializer_for_static_refs): do not look for VAR_DECL
1151 initializers; stop recursion on types and decls.
1152 (ipa_init): Use proper obstacks.
1153 (analyze_variable): Use scan_initializer_for_static_refs.
1154 (init_function_info): Use local obstack.
1155 (analyze_function): Simplify.
1156 (add_new_function): We don't need visited_nodes obstack.
1157 (generate_summary): Use proper obstacks; cleanup after propagation.
1158
1159 2008-09-17 Richard Guenther <rguenther@suse.de>
1160
1161 PR middle-end/37385
1162 PR tree-optimization/37491
1163 * alias.c (get_alias_set): Use the canonical type.
1164 * tree-vect-transform.c (vectorizable_store): Use the type of
1165 the lhs for the vector type. Adjust checking.
1166 (vectorizable_load): Adjust checking.
1167
1168 2008-09-16 Jakub Jelinek <jakub@redhat.com>
1169 Adam Nemet <anemet@caviumnetworks.com>
1170
1171 PR rtl-optimization/37483
1172 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
1173 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
1174 Rearrange code to better match the original comment. Check
1175 t_unconditional first. Improve comment.
1176
1177 2008-09-16 Jakub Jelinek <jakub@redhat.com>
1178
1179 PR c/37529
1180 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
1181 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
1182
1183 PR c++/37530
1184 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
1185 GIMPLE_TRY if cleanup sequence is empty.
1186
1187 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
1188
1189 PR middle-end/37263
1190 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
1191 eliminate IV if the cost are the same.
1192
1193 2008-09-16 Richard Guenther <rguenther@suse.de>
1194
1195 PR middle-end/37380
1196 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
1197 if not necessary.
1198
1199 2008-09-16 Richard Guenther <rguenther@suse.de>
1200
1201 PR tree-optimization/37508
1202 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
1203
1204 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
1205
1206 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
1207
1208 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1209
1210 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
1211 use gen_floatdidf2 directly.
1212 (floatunssidf2): Likewise.
1213 (floatsidf_ppc64_mfpgpr): Remove.
1214 (floatsidf_ppc64): Remove.
1215 (floatunssidf_ppc64): Remove.
1216
1217 2008-09-15 Jakub Jelinek <jakub@redhat.com>
1218
1219 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
1220 rather than update_cost_queue.
1221
1222 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
1223 in every call starting with the second one, instead of only when
1224 alias_bitmap_obstack.elements != NULL.
1225
1226 * tree-predcom.c (filter_suitable_components): Free all refs in
1227 act->refs vector before calling release_component.
1228 (add_ref_to_chain): Free ref if not adding it to chain->refs.
1229
1230 * tree-data-ref.c (free_subscripts): Free all subscript objects.
1231
1232 * tree-loop-linear.c (linear_transform_loops): Initialize
1233 lambda_obstack only after calling perfect_loop_nest_depth.
1234 Goto free_and_continue instead of just continue for later failures.
1235
1236 PR middle-end/37479
1237 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
1238
1239 PR libmudflap/36397
1240 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
1241
1242 2008-09-14 Andreas Schwab <schwab@suse.de>
1243
1244 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
1245
1246 2008-09-14 Jan Hubicka <jh@suse.cz>
1247
1248 * invoke.texi (-fconserve-stack): Document.
1249 * opts.c (decode_options): Handle conserve_stack.
1250 * common.opt (fconvserve_stack): New.
1251
1252 2008-09-14 David Edelsohn <edelsohn@gnu.org>
1253
1254 * config.host: Add x-aix to host_xmake_file.
1255 * config/rs6000/t-aix52: Do not override LDFLAGS.
1256 * config/rs6000/x-aix: New file.
1257
1258 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
1259
1260 PR target/19636
1261 PR target/24894
1262 PR target/31644
1263 PR target/31786
1264 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
1265 is not recognized as a valid register usage. Allow REG_X to be used
1266 as a base pointer.
1267 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
1268 forces a reload when using a base register.
1269
1270 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
1271
1272 * config/i386/cygming-crtend.c (register_frame_ctor): If
1273 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
1274 directly with atexit.
1275 (deregister_frame_ctor): Rename to ...
1276 (deregister_frame_dtor): Use to call __gcc_deregister_frame
1277 if !DEFAULT_USE_CXA_ATEXIT.
1278
1279 2008-09-13 Jan Hubicka <jh@suse.cz>
1280
1281 * cgraph.c: Include value-prof.h
1282 * Makefile.in (cgraph.o): Add value-prof.h dependency.
1283
1284 2008-09-13 Jan Hubicka <jh@suse.cz>
1285
1286 PR middle-end/32581
1287 * tree-profile.c (add_abnormal_goto_call_edges): New function.
1288 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
1289 tree_gen_one_value_profiler, tree_gen_average_profiler,
1290 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
1291
1292 2008-09-13 Jan Hubicka <jh@suse.cz>
1293
1294 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
1295 too many bytes on misalligned blocks.
1296
1297 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1298
1299 * doc/cfg.texi: Fix some typos.
1300 * doc/extend.texi: Likewise.
1301 * doc/install.texi: Likewise.
1302 * doc/invoke.texi: Likewise.
1303 * doc/rtl.texi: Likewise.
1304 * doc/tree-ssa.texi: Likewise.
1305
1306 2008-09-13 Richard Guenther <rguenther@suse.de>
1307
1308 PR middle-end/30141
1309 * tree-nested.c (finalize_nesting_tree_1): Generate valid
1310 gimple stores for memory rhs.
1311
1312 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
1313
1314 PR rtl-optimization/37489
1315 * cse.c (fold_rtx): Don't return const_true_rtx for float
1316 compare if FLOAT_STORE_FLAG_VALUE is undefined.
1317
1318 2008-09-13 Jan Hubicka <jh@suse.cz>
1319
1320 PR tree-optimization/37392
1321 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
1322
1323 2008-09-13 Martin Jambor <mjambor@suse.cz>
1324 Jan Hubicka <jh@suse.cz>
1325
1326 * cgraph.c (free_edges): New variable.
1327 (NEXT_FREE_EDGE): New macro.
1328 (cgraph_free_edge): New function.
1329 (cgraph_remove_edge): Call cgraph_remove_edge_1.
1330 (cgraph_node_remove_callees): Likewise.
1331 (cgraph_node_remove_callers): Likewise.
1332 (cgraph_create_edge): Reuse edges from the free list. Do not
1333 update uid if doing so.
1334 (cgraph_remove_*_hook): Add free call.
1335
1336 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
1337
1338 * ira-color.c (conflict_allocno_vec): Delete.
1339 (update_cost_queue_elem): New structure.
1340 (update_cost_queue): New variable.
1341 (update_cost_queue_tail): Likewise.
1342 (update_cost_queue_elems): Likewise.
1343 (allocno_update_cost_check): Delete.
1344 (initiate_cost_update): Allocate update_cost_queue_elems
1345 instead of allocno_update_cost_check.
1346 (finish_cost_update): Update the free()s accordingly.
1347 (start_update_cost): New function.
1348 (queue_update_cost): Likewise.
1349 (get_next_update_cost): Likewise.
1350 (update_copy_costs_1): Inline into...
1351 (update_copy_costs): ...here. Use a queue instead of recursive calls.
1352 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
1353 once we've established they are equal. Don't allocate update
1354 costs if there is nothing to add to them.
1355 (update_conflict_hard_regno_costs): Remove ALLOCNO and
1356 DIVISOR arguments. Use a queue instead of recursive calls;
1357 process all the allocnos in the initial queue, rather than
1358 a single allocno.
1359 (assign_hard_reg): Use queue_update_cost instead of
1360 conflict_allocno_vec. Queue coalesced allocnos instead
1361 of calling update_conflict_hard_regno_costs for each one.
1362 Just call update_conflict_hard_regno_costs once for the
1363 entire queue.
1364 (ira_color): Remove conflict_allocno_vec handling.
1365
1366 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
1367
1368 PR tree-optimization/37484
1369 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
1370 (save_var_name): Same.
1371 (initialize_cloog_names): Same.
1372 (initialize_cloog_names): Same.
1373
1374 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
1375
1376 * tree-scalar-evolution.c (set_instantiated_value): Set
1377 instantiated_below.
1378
1379 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
1380
1381 PR rtl-opt/37377
1382
1383 * ira-build.c (common_loop_tree_node_dominator): Remove.
1384 (copy_live_ranges_to_removed_store_destinations): New function.
1385 (regno_top_level_allocno_map): Move to top level from ...
1386 (ira_flattening): ... here. Use
1387 copy_live_ranges_to_removed_store_destinations.
1388
1389 * ira-emit.c (generate_edge_moves): Fix a comment.
1390
1391 2008-09-12 Anatoly Sokolov <aesok@post.ru>
1392
1393 PR target/37466
1394 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
1395 scratch register after 'set' pattern.
1396
1397 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1398
1399 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
1400 information passed to mark_reg_pointer.
1401 * explow.c (force_reg): Likewise.
1402
1403 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1404
1405 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
1406 when building for the celledp architecture.
1407
1408 2008-09-12 Richard Guenther <rguenther@suse.de>
1409
1410 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
1411
1412 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
1413
1414 PR rtl-optimization/37424
1415 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
1416 the regnos instead of the addresses.
1417
1418 2008-09-11 Janis Johnson <janis187@us.ibm.com>
1419
1420 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
1421
1422 2008-09-11 Richard Guenther <rguenther@suse.de>
1423
1424 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
1425 entering the weaker equivalence recording.
1426
1427 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
1428
1429 2008-09-11 Jeff Law <law@redhat.com>
1430
1431 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
1432 by assign_stack_local on the IRA path for stack slot sharing
1433 as well as the non-IRA path.
1434
1435 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
1436
1437 * config/i386/i386.h: Fix whitespace issues.
1438
1439 2008-09-11 Martin Jambor <mjambor@suse.cz>
1440
1441 * ipa-prop.h (struct ipa_param_flags): Removed.
1442 (struct ipa_param_descriptor): New structure.
1443 (struct ipa_node_params): ipcp_lattices, param_decls and
1444 param_flags moved to ipa_param_description.
1445 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
1446 descriptors. Renamed all users.
1447 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
1448 changed to access descriptors. Renamed all users.
1449 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
1450 to access descriptors. Renamed all users.
1451 * ipa-cp.c (ipcp_init_cloned_node): Call
1452 ipa_initialize_node_params instead of ipa_count_formal_params and
1453 ipa_create_param_decls_array.
1454 (ipcp_analyze_node): Likewise.
1455 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
1456 descriptors. Renamed all users.
1457 (ipcp_initialize_node_lattices): Remove allocation.
1458 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
1459 ipa_initialize_node_params instead of ipa_count_formal_params and
1460 ipa_create_param_decls_array.
1461 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
1462 ipa_populate_param_decls, made static, added parameter info,
1463 renamed mt to node, removed allocation, changed to use
1464 descriptors.
1465 (ipa_count_formal_params): Made static, added parameter info,
1466 renamed mt to node.
1467 (ipa_initialize_node_params): New function.
1468 (ipa_check_stmt_modifications): Changed to use descriptors.
1469 (ipa_detect_param_modifications): Removed allocation, changed to
1470 use descriptors.
1471 (ipa_note_param_call): Changed to use descriptors.
1472 (ipa_analyze_params_uses): Removed allocation.
1473 (ipa_free_node_params_substructures): Changed to use descriptors.
1474 (ipa_edge_duplication_hook): Use the unused attribute.
1475 (ipa_node_duplication_hook): Use the unused attribute, changed to
1476 use descriptors, changed to duplicate descriptors.
1477
1478 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
1479 changed all callers. Call ipa_propagate_indirect_call_infos if doing
1480 indirect inlining. Made static.
1481 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
1482 functions called only once.
1483 (cgraph_decide_recursive_inlining): Don't call
1484 ipa_propagate_indirect_call_infos, pass new_edges to
1485 cgraph_mark_inline_edge instead.
1486 (cgraph_decide_inlining_of_small_functions): Don't call
1487 ipa_propagate_indirect_call_infos, pass new_edges to
1488 cgraph_mark_inline_edge instead.
1489 (cgraph_decide_inlining): Don't call
1490 ipa_propagate_indirect_call_infos.
1491 * ipa-prop.c: Check that vectors are allocated.
1492
1493 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
1494 iff a new cgraph edges have been created.
1495 (cgraph_decide_inlining): New variable redo_always_inline.
1496 Flattening and always_inlining loop until callgraph stabilizes.
1497 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
1498 true iff new cgraph edges have been created.
1499 (propagate_info_to_inlined_callees): Likewise.
1500 (ipa_propagate_indirect_call_infos): Likewise.
1501
1502 2008-09-11 Richard Guenther <rguenther@suse.de>
1503
1504 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
1505 (set_prologue_iterations): Likewise.
1506 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
1507 Likewise.
1508 (vect_update_init_of_dr): Likewise.
1509 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
1510 type verification.
1511 * fold-const.c (fold_unary): Do not generate calculations
1512 in sub-types.
1513
1514 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
1515
1516 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
1517 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
1518 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
1519
1520 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
1521 a bool.
1522 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
1523 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
1524 before finalizing the changes.
1525 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
1526 for BIT_IOR_EXPR.
1527 (simplify_truth_ops_using_ranges): New.
1528 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
1529 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
1530 whether a simplification was made.
1531 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
1532 use a switch statement and also call simplify_truth_ops_using_ranges.
1533
1534 2008-09-11 Jan Hubicka <jh@suse.cz>
1535
1536 * ggc-common.c (loc_array): Make static.
1537 * dce.c (rest_of_handle_ud_dce): Free worklist.
1538
1539 2008-09-11 Jan Hubicka <jh@suse.cz>
1540
1541 * cgraph.c (cgraph_release_function_body): Plug memory leak on
1542 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
1543 function so we are sure we do not dangle it forever.
1544 * function.c (outer_function_chain, find_function_data): Remove.
1545 (function_context_stack): New.
1546 (push_function_context, pop_function_context): Update.
1547 * function.h (struct function): Remove pointer outer.
1548 (outer_function_chain, find_function_data): Remove.
1549 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
1550
1551 2008-09-11 Jan Hubicka <jh@suse.cz>
1552
1553 PR middle-end/37448
1554 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
1555
1556 2008-09-11 Jan Hubicka <jh@suse.cz>
1557
1558 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
1559
1560 2008-09-11 Jan Hubicka <jh@suse.cz>
1561
1562 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
1563 (free_var_map_entry): New function.
1564 (redirect_edge_var_map_destroy): Use it.
1565
1566 2008-09-11 Jan Hubicka <jh@suse.cz>
1567
1568 PR middle-end/37448
1569 * tree-inline.c (add_lexical_block): Replace with ...
1570 (prepend_lexical_block): ... prepend at begginig.
1571 (remap_blocks): Use it and reverse later.
1572 (expand_call_inline): Use prepend_lexical_block.
1573
1574 2008-09-11 Jan Hubicka <jh@suse.cz>
1575
1576 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
1577
1578 2008-09-11 Jan Hubicka <jh@suse.cz>
1579
1580 * function.c (free_after_compilation): Call insn_locators_free.
1581 * cfglayout.c (insn_locators_free): New function.
1582 * rtl.h (insn_locators_free): Declare.
1583
1584 2008-09-11 Jan Hubicka <jh@suse.cz>
1585
1586 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
1587 vector pointer.
1588 (cond_move_process_if_block): Update call.
1589
1590 2008-09-11 Jan Hubicka <jh@suse.cz>
1591
1592 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
1593 * vec.c: Include hashtab.h
1594 (vec_descriptor, ptr_hash_entry): New structures.
1595 (vec_desc_hash, vec_ptr_map): New static variables.
1596 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
1597 register_overhead, free_overhead, vec_heap_free): New functions.
1598 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
1599 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
1600 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
1601 New functions.
1602
1603 2008-09-11 Ira Rosen <irar@il.ibm.com>
1604
1605 PR tree-optimization/37474
1606 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
1607 length of load permutation.
1608
1609 2008-09-11 Andreas Schwab <schwab@suse.de>
1610
1611 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
1612
1613 2008-09-11 Jakub Jelinek <jakub@redhat.com>
1614
1615 PR target/37382
1616 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
1617 * dse.c (find_shift_sequence): Use extract_low_bits instead of
1618 simplify_gen_subreg.
1619
1620 2008-09-11 Ira Rosen <irar@il.ibm.com>
1621
1622 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
1623 for alias check.
1624
1625 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1626
1627 PR middle-end/37338
1628 * gimplify.c (gimplify_body): Call default_rtl_profile.
1629
1630 PR target/36904
1631 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
1632 instead of tok->val.node if not expanding to something else. Handle
1633 intervening CPP_PADDING tokens.
1634 (altivec_categorize_keyword): Remove unneeded comparisons.
1635
1636 2008-09-10 Richard Guenther <rguenther@suse.de>
1637
1638 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
1639
1640 2008-09-10 Richard Guenther <rguenther@suse.de>
1641
1642 PR middle-end/37432
1643 * tree-inline.c (insert_init_stmt): Make sure to not
1644 insert invalid gimple stores.
1645
1646 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
1647
1648 PR tree-optimization/37388
1649 * toplev.c (process_options): Fail and warn when graphite
1650 flags are used, but the compiler has not been configured
1651 with graphite libraries.
1652 * graphite.c (graphite_transform_loops): Remove printfs
1653 to dump_file for the case when graphite is not available.
1654
1655 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
1656
1657 PR target/37434:
1658 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
1659 the even element into register.
1660 (ix86_expand_vector_init_general): Don't use
1661 ix86_expand_vector_init_interleave on V16QImode and V8HImode
1662 if we can't move from GPR to SSE register directly.
1663
1664 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
1665
1666 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
1667 not lose track of the number of NOPs needed. Number of NOPs needed
1668 for sync vs. loads workaround was switched; corrected. Run second
1669 pass for all workarounds. No NOPs needed after call insns. Change
1670 second pass to use find_next_insn_start and find_load helpers in order
1671 to properly detect parallel insns.
1672 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
1673
1674 2008-09-10 Jan Hubicka <jh@suse.cz>
1675
1676 * value-prof.c (gimple_ic): Fix tuplification bug.
1677 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
1678 var warning.
1679
1680 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1681
1682 PR tree-optimization/37353
1683 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
1684 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
1685 calls instead of cond_dead_built_in_calls.
1686 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
1687 initalize the vector only before adding first entry. Use VEC_safe_push
1688 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
1689 shrink_wrap_conditional_dead_built_in_calls call.
1690
1691 2008-09-10 Ira Rosen <irar@il.ibm.com>
1692
1693 PR tree-optimization/37385
1694 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
1695 argument, and use it as a vector type if not NULL.
1696 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
1697 vectorized rhs.
1698 (vect_setup_realignment): Call vect_create_data_ref_ptr with
1699 additional argument.
1700 (vectorizable_load): Likewise.
1701
1702 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1703
1704 * config/i386/i386.md (SWI32): New mode iterator.
1705 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
1706 of SWI.
1707
1708 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1709
1710 PR rtl-optimization/37435
1711 * caller-save.c (insert_restore, insert_save): Check the mode by
1712 reg_save_code.
1713
1714 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1715
1716 PR other/37265
1717 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
1718 splay tree lookup.
1719 (dw2_output_indirect_constant_1): Use unstripped name in symbol
1720 reference.
1721
1722 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
1723
1724 * doc/invoke.texi (ARM Options): Correct errors in discussion
1725 of -mfloat-abi, -mhard-float, and -msoft-float.
1726
1727 2008-09-09 Jakub Jelinek <jakub@redhat.com>
1728 Jan Hubicka <jh@suse.cz>
1729
1730 PR middle-end/37356
1731 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
1732 calling gimple_regimplify_operands on it. Iterate over all newly
1733 added statements, not just the last one.
1734 (insert_init_stmt): Insert stmt into seq first, then call
1735 gimple_regimplify_operands on it. Don't create new gimplification
1736 context, nor find referenced vars.
1737
1738 2008-09-09 Jakub Jelinek <jakub@redhat.com>
1739
1740 PR other/37419
1741 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
1742 to pointer to vector pointer.
1743 * ipa-prop.c (ipa_propagate_indirect_call_infos,
1744 propagate_info_to_inlined_callees): Likewise.
1745 (update_call_notes_after_inlining): Likewise. Push new indirect edge
1746 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
1747 ipa_check_create_edge_args.
1748 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
1749 argument to pointer to vector pointer.
1750 (cgraph_decide_inlining_of_small_function): Adjust
1751 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
1752 calls.
1753
1754 PR target/37438
1755 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
1756 optimizing for size, not speed.
1757
1758 PR rtl-optimization/37408
1759 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
1760 if parm is promoted.
1761
1762 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
1763
1764 PR tree-optimization/37375
1765 * tree-scalar-evolution.c (scev_info_str): Add field
1766 instantiated_below.
1767 (new_scev_info_str, eq_scev_info, find_var_scev_info,
1768 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
1769 set_instantiated_value): Pass instantiated_below.
1770 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
1771 to above functions.
1772 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
1773 the definitions are not instantiated.
1774
1775 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
1776 (block_before_loop): New.
1777 * tree-data-ref.c (dr_analyze_indices): Update uses of
1778 instantiate_scev.
1779 * graphite.c (block_before_scop): New.
1780 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
1781 basic block, not a loop for determining the parameters.
1782 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
1783 scop.
1784 (idx_record_params, find_params_in_bb, find_scop_parameters,
1785 build_loop_iteration_domains, add_conditions_to_domain): Update calls
1786 to instantiate_scev.
1787
1788 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
1789
1790 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1791
1792 PR rtl-opt/37333
1793
1794 * ira-build.c (ira_create_allocno): Setup frequency to 0.
1795
1796 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
1797 Check zero freq and increase if necessary.
1798
1799 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1800
1801 * ira-conflicts.c (process_regs_for_copy): Check that the hard
1802 regno is in the right range. Add comments.
1803
1804 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1805
1806 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
1807 warnings.
1808 * mips-tfile.c (copy_object): Cast alloca result to int *.
1809 * mips-tdump.c (print_symbol): Cast xmalloc return values to
1810 proper types.
1811 Rename class to sclass.
1812 (read_tfile): Cast read_seek return values to proper types.
1813 Cast xcalloc return value to proper type.
1814
1815 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1816
1817 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
1818 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
1819 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
1820
1821 2008-09-09 Jan Hubicka <jh@suse.cz>
1822
1823 * profile.c (is_edge_inconsistent): Add debug output; ignore
1824 negative count on fake edges.
1825 (is_inconsistent): Add debug output.
1826
1827 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
1828
1829 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
1830 dump message.
1831 (choose_ready): When first insn is chosen from the ready list, also
1832 dump it.
1833
1834 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
1835
1836 PR rtl-optimization/37360
1837 * haifa-sched.c (max_issue): Do not assert that we never issue more
1838 insns than issue_rate. Add comment.
1839
1840 2008-09-09 Richard Guenther <rguenther@suse.de>
1841
1842 * tree-cfg.c (verify_types_in_gimple_op): Remove.
1843 (verify_types_in_gimple_call): Rename to ...
1844 (verify_gimple_call): ... this. Enhance.
1845 (verify_types_in_gimple_cond): Remove.
1846 (verify_gimple_comparison): New function ...
1847 (verify_types_in_gimple_assign): ... split out from here.
1848 (verify_types_in_gimple_return): Rename to ...
1849 (verify_gimple_return): ... this. Enhance.
1850 (verify_types_in_gimple_switch): Rename to ...
1851 (verify_gimple_switch): ... this. Enhance.
1852 (verify_gimple_goto): New function.
1853 (verify_types_in_gimple_phi): Rename to ...
1854 (verify_gimple_phi): ... this. Enhance.
1855 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
1856 Fold in single-statement cases from verify_types_in_gimple_seq_2.
1857 (verify_types_in_gimple_seq_2): Remove cases handled in
1858 verify_types_in_gimple_stmt.
1859
1860 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
1861
1862 * config/bfin/bfin.c (n_regs_to_save): New static variable.
1863 (push_multiple_operation, pop_multiple_operation): Set it.
1864 (workaround_rts_anomaly): New function.
1865 (workaround_speculation): New function, broken out of bfin_reorg.
1866 (bfin_reorg): Call the new functions.
1867
1868 2008-09-09 Richard Guenther <rguenther@suse.de>
1869
1870 PR middle-end/37354
1871 PR middle-end/30165
1872 * gimplify.c (gimplify_conversion): Change conversions of
1873 non-register type to VIEW_CONVERT_EXPRs.
1874 (gimplify_addr_expr): If we need to make the operand
1875 addressable make sure to use a properly initialized
1876 temporary for that so it gets a valid gimple store.
1877
1878 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
1879
1880 * function.h (struct function): Add function_start_locus.
1881 * cfgexpand.c (gimple_expand_cfg): Use it.
1882 * c-parser.c (c_parser_declaration_or_fndef): Set it.
1883
1884 2008-09-09 Richard Guenther <rguenther@suse.de>
1885
1886 PR tree-optimization/37433
1887 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
1888 function calls.
1889
1890 2008-09-09 Richard Guenther <rguenther@suse.de>
1891
1892 PR tree-optimization/37387
1893 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
1894 and bits to a common type.
1895
1896 2008-09-09 Nick Clifton <nickc@redhat.com>
1897
1898 * config/v850/v850.md (return): Restore frame size restriction.
1899
1900 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
1901
1902 * c-common.c (c_expand_decl): Remove.
1903 * c-common.h (anon_aggr_type_p): Remove prototype.
1904 (DECL_ANON_UNION_ELEMS): Remove.
1905 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
1906 * c-decl.c (anon_aggr_type_p): Remove.
1907 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
1908 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
1909 * langhooks.h (struct lang_hooks): Remove expand_decl.
1910 * langhooks.c (lhd_expand_decl): Remove.
1911 * stmt.c (expand_anon_union_decl): Remove.
1912 * tree.h (expand_anon_union_decl): Remove prototype.
1913
1914 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
1915
1916 PR target/36609
1917 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
1918 zero.
1919 * config/avr/avr.md (QISI) : Define mode iterator.
1920 (negated_tst<mode>) : Redefine as split using mode macro.
1921 (reversed_tstqi): Define insn as reversed compare with zero.
1922 (reversed_tsthi): Ditto.
1923 (reversed_tstsi): Ditto.
1924
1925 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1926
1927 PR middle-end/37393
1928 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
1929 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
1930
1931 PR middle-end/37414
1932 * predict.c (optimize_function_for_size_p): Don't segfault if
1933 FUN is NULL.
1934 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
1935 tree_swap_operands_p): Don't test cfun != NULL before calling
1936 optimize_function_for_s*_p.
1937
1938 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
1939
1940 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
1941 end of the search.
1942
1943 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
1944
1945 * crx/crx.h (IRA_COVER_CLASSES): Define.
1946
1947 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1948
1949 PR middle-end/37337
1950 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
1951 even when a stmt has been gimple_modified_p, but after fold_stmt is
1952 not any longer. Remove unneeded may_have_exposed_new_symbols
1953 initializations.
1954
1955 2008-09-08 Richard Guenther <rguenther@suse.de>
1956
1957 PR tree-optimization/37421
1958 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
1959 valueize the RHS.
1960
1961 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1962
1963 PR middle-end/37415
1964 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
1965
1966 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1967
1968 PR driver/37409
1969 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
1970 * pa-hpux10.h (LINK_SPEC): Likewise.
1971 * pa-hpux11.h (LINK_SPEC): Likewise.
1972
1973 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1974
1975 * pa32-regs.h (IRA_COVER_CLASSES): Define.
1976 * pa64-regs.h (IRA_COVER_CLASSES): Define.
1977
1978 2008-09-07 Helge Deller <deller@gmx.de>
1979
1980 * pa/linux-atomic.c: New file.
1981 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
1982 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
1983
1984 2008-09-07 Richard Guenther <rguenther@suse.de>
1985 Ira Rosen <irar@il.ibm.com>
1986
1987 PR tree-optimization/36630
1988 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
1989 Call STRIP_NOPS before calling evolution_part_in_loop_num.
1990
1991 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
1992 Ira Rosen <irar@il.ibm.com>
1993
1994 PR tree-optimization/35642
1995 * config/rs6000/altivec.md (mulv8hi3): Implement.
1996
1997 2008-09-06 Jeff Law <law@redhat.com>
1998
1999 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
2000
2001 2008-09-06 Jan Hubicka <jh@suse.cz>
2002
2003 PR tree-optimization/14703
2004 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
2005 declarations.
2006 * passes.c (init_optimization_passes): Recompute inline parameters.
2007
2008 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
2009
2010 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
2011 DECL being null.
2012
2013 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
2014 Peter Fuerst <post@pfrst.de>
2015
2016 * doc/invoke.texi: Document -mr10k-cache-barrier=.
2017 * doc/extend.texi: Document __builtin_mips_cache.
2018 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
2019 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
2020 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
2021 __GCC_HAVE_BUILTIN_MIPS_CACHE.
2022 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
2023 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
2024 (set_push_mips_isas): New variable.
2025 (mips_r10k_cache_barrier): New variable.
2026 (cache): New availability predicate.
2027 (mips_builtins): Add an entry for __builtin_mips_cache.
2028 (mips_build_cvpointer_type): New function.
2029 (MIPS_ATYPE_CVPOINTER): New macro.
2030 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
2031 mode is VOIDmode.
2032 (r10k_simplified_address_p, r10k_simplify_address)
2033 (r10k_uncached_address_p, r10k_safe_address_p)
2034 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
2035 (r10k_needs_protection_p_call, r10k_needs_protection_p)
2036 (r10k_insert_cache_barriers): New functions.
2037 (mips_reorg_process_insns): Delete cache barriers after a
2038 branch-likely instruction.
2039 (mips_reorg): Call r10k_insert_cache_barriers.
2040 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
2041 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
2042 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
2043 (mips_cache, r10k_cache_barrier): New define_insns.
2044
2045 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
2046
2047 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
2048 * ira-color.c (setup_allocno_left_conflicts_num): Use
2049 hard_reg_set_equal_p instead of a comparison with
2050 ira_zero_hard_reg_set.
2051 * ira.c (setup_reg_subclasses): Likewise.
2052 (setup_cover_and_important_classes): Likewise.
2053 (setup_class_translate): Likewise.
2054 (setup_reg_class_intersect_union): Likewise.
2055 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
2056 (ira_init_once): Don't initialize them.
2057
2058 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
2059
2060 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
2061
2062 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
2063
2064 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
2065
2066 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2067
2068 Improved branch hints, safe hints, and scheduling.
2069
2070 * haifa-sched.c (sched_emit_insn) : Define.
2071 * sched-int.h (sched_emit_insn) : Add prototype.
2072 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
2073 -mhint-max-distance -msafe-hints) : Document.
2074 * config/spu/spu.c (spu_flag_var_tracking): New.
2075 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
2076 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
2077 TARGET_ASM_FILE_START): Define.
2078 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
2079 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
2080 (spu_emit_branch_hint): Add blocks argument.
2081 (insert_branch_hints, insert_nops): Remove.
2082 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
2083 uses_ls_unit, spu_sched_init_global, spu_sched_init,
2084 spu_sched_reorder, asm_file_start): New functions.
2085 (clock_var, spu_sched_length, pipe0_clock,
2086 pipe1_clock, prev_clock_var, prev_priority,
2087 spu_ls_first, prev_ls_clock): New static variables.
2088 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
2089 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
2090 (nopn_nv): Add a non-volatile version of nop.
2091 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
2092 -mhint-max-distance, -msafe-hints): New options.
2093
2094 2008-09-05 Janis Johnson <janis187@us.ibm.com>
2095 Samuel Tardieu <sam@rfc1149.net>
2096
2097 * opts.c (decode_options): Combine nested if statements.
2098
2099 PR target/37283
2100 * opts.c (decode_options): Handle more relationships among
2101 unit-at-a-time, toplevel-reorder, and section-anchors.
2102
2103 2008-09-05 David Daney <ddaney@avtrex.com>
2104
2105 * doc/install.texi (--enable-reduced-reflection): Document new option.
2106
2107 2008-09-05 Bob Wilson <bob.wilson@acm.org>
2108
2109 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
2110 constantpool_mem_p.
2111 (constantpool_operand): New.
2112 (move_operand): Disallow sub-word modes for the constant pool.
2113 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
2114 (xtensa_secondary_reload_class): Replace with....
2115 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
2116 Set icode for sub-word reloads from the constant pool.
2117 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
2118 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
2119 * config/xtensa/xtensa.md (reload<mode>_literal): New.
2120 * config/xtensa/xtensa-protos.h: Update prototypes.
2121
2122 2008-09-05 Joseph Myers <joseph@codesourcery.com>
2123
2124 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
2125 (REG_CLASS_NAMES): Update.
2126 (REG_CLASS_CONTENTS): Update.
2127 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
2128 of ALL_REGS for regs 77 and 78.
2129 * function.c (instantiate_virtual_regs_in_insn): Assert that
2130 return value of simplify_gen_subreg is not NULL.
2131
2132 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
2133
2134 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
2135 (gen_rtvec_v): Fix coding standards.
2136
2137 2008-09-04 Jan Hubicka <jh@suse.cz>
2138
2139 * i386.c (decide_alg): Be more conservative about optimizing for size.
2140
2141 2008-09-04 Ian Lance Taylor <iant@google.com>
2142
2143 * varasm.c (narrowing_initializer_constant_valid_p): New
2144 static function.
2145 (initializer_constant_valid_p): Call it.
2146
2147 2008-09-04 Jeff Law <law@redhat.com>
2148
2149 * fold-const.c (native_encode_real): Fix computation of WORDS.
2150 (native_interpret_real): Likewise.
2151
2152 2008-09-04 Janis Johnson <janis187@us.ibm.com>
2153
2154 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
2155
2156 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
2157
2158 * ira-conflicts.c (process_regs_for_copy): Check insn to check
2159 that the cost is already taken into account in ira-costs.c
2160
2161 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
2162
2163 * ira-build.c (print_copy, print_copies, ira_debug_copy,
2164 ira_debug_copies): New.
2165 (ira_bulid): Call print_copies.
2166
2167 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
2168
2169 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
2170
2171 PR target/32783
2172 * config/rs6000/rs6000.c (optimization_options): Remove check of
2173 flag_toplevel_order.
2174
2175 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2176
2177 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
2178 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
2179 second operand is a reg_imm10_operand.
2180 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
2181 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
2182 (*seq_<GPR:mode><GPR2:mode>): Rename to
2183 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
2184 ISA_HAS_SEQ_SNE.
2185 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
2186 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
2187 ISA_HAS_SEQ_SNE.
2188 (*sne_<GPR:mode><GPR2:mode>): Rename to
2189 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
2190 ISA_HAS_SEQ_SNE.
2191
2192 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2193
2194 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
2195 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
2196 combining an arithmetic right shift by more than 31 and a
2197 trunction. Don't match for out-of-range shift amounts. Set
2198 attribute mode to <MODE>.
2199 (*lshr32_trunc<mode>): Name the pattern combining a logical right
2200 shift by 32 and and a truncation. Set attribute mode to <MODE>.
2201 (*<optab>_trunc<mode>_exts): New pattern for truncated right
2202 shifts by less than 32.
2203 (extv): Change predicate on first operand to accept registers.
2204 Change predicate of the other operands from immediate_operand to
2205 const_int_operand. Expand exts when source is a register.
2206 (extzv): Change predicate of the constant operands from
2207 immediate_operand to const_int_operand.
2208 (extzv<mode>): Change predicate of the constant operands from
2209 immediate_operand to const_int_operand and no constraint. Also
2210 remove mode.
2211 (*extzv_trunc<mode>_exts): New pattern.
2212
2213 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2214
2215 * config/mips/mips.h (ISA_HAS_CINS): New macro.
2216 * config/mips/mips-protos.h (mask_low_and_shift_p,
2217 mask_low_and_shift_len): Declare.
2218 * config/mips/mips.c (mask_low_and_shift_p,
2219 mask_low_and_shift_len): New functions.
2220 (mips_print_operand): Handle new operand prefix "m".
2221 * config/mips/mips.md (*cins<mode>): New pattern.
2222
2223 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
2224
2225 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
2226 optimizing for size.
2227
2228 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
2229
2230 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
2231 regardless of epilogue_completed.
2232
2233 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
2234
2235 PR middle-end/37359
2236 * ira-lives.c (process_bb_node_lives): Check setjmp.
2237
2238 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
2239
2240 PR middle-end/37243
2241 * ira-build.c (form_loop_tree): Reverse BB walk.
2242 (create_bb_allocnos): Likewise.
2243 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
2244 (mark_reg_store): Rename to...
2245 (mark_ref_live): ...this and take a df_ref argument instead of
2246 note_stores arguments. Assert that we have a register.
2247 (mark_reg_clobber): Delete.
2248 (def_conflicts_with_inputs_p): New function.
2249 (mark_reg_conflicts): Delete.
2250 (mark_reg_death): Rename to...
2251 (mark_ref_dead): ...this and take a df_ref argument instead of
2252 a register. Assert that we have a register.
2253 (process_bb_node_lives): Hoist frequency calculation out of
2254 instruction walk. Convert from a forwards scan to a backwards scan.
2255 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
2256 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
2257 (create_allocno_live_ranges): Don't create regs_set.
2258
2259 2008-09-04 Ian Lance Taylor <iant@google.com>
2260
2261 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
2262 or REG_LABEL_TARGET.
2263 * calls.c (emit_library_call_value_1): Use MEM_P rather than
2264 comparing MODE with MEM.
2265 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
2266 comparing with GF_PREDICT_TAKEN.
2267 (gimple_get_lhs): Change code to enum gimple_code.
2268 (gimple_set_lhs): Likewise.
2269 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
2270 * omp-low.c (find_omp_clause): Change kind parameter to enum
2271 omp_clause_code.
2272 * tree-flow.h (find_omp_clause): Update declaration.
2273 * regrename.c (clear_dead_regs): Change kind parameter to enum
2274 reg_note.
2275 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
2276 GET_MODE.
2277 * see.c (see_get_extension_data): Change return type to enum
2278 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
2279 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
2280 (see_gen_normalized_extension): Change extension_code parameter to
2281 enum entry_type.
2282 (see_seek_pre_extension_expr): Change extension_code to enum
2283 entry_type.
2284 (see_merge_one_def_extension): Likewise.
2285 (see_handle_relevant_defs): Likewise.
2286 (see_handle_relevant_uses): Likewise.
2287 (see_analyze_one_def): Likewise.
2288 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
2289 GIMPLE_ASM rather than ASM_EXPR.
2290 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
2291 GIMPLE_RETURN rather than RETURN_EXPR.
2292 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
2293 (evaluate_stmt): Likewise.
2294 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
2295 to enum vect_relevant.
2296 (vect_mark_stmts_to_be_vectorized): Change assertion to not
2297 compare gimple codes with tree codes.
2298
2299 2008-09-04 Paul Brook <paul@codesourcery.com>
2300
2301 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
2302
2303 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
2304
2305 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
2306 pointer check lost in the recent no-unit-at-a-time patch.
2307
2308 2008-09-04 Jan Hubicka <jh@suse.cz>
2309
2310 PR middle-end/37343
2311 * tree-switch-conversion.c (check_final_bb): Accept only IP
2312 invariants.
2313
2314 2008-09-04 Jan Hubicka <jh@suse.cz>
2315
2316 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
2317 Break out from ...
2318 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
2319 using_ranges argument.
2320 (vrp_evaluate_conditional): Avoid bogus warning for type range.
2321 (vrp_visit_cond_stmt): Update call of
2322 vrp_evaluate_conditional_warnv_with_ops
2323
2324 2008-09-04 Jan Hubicka <jh@suse.cz>
2325
2326 PR tree-optimization/37345
2327 PR tree-optimization/37358
2328 PR tree-optimization/37357
2329 * tree.c (build_function_type_skip_args): Build distinct type copy;
2330 set TYPE_CONTEXT.
2331 (build_function_decl_skip_args): Set type of new decl not orig decl;
2332 clear DECL_VINDEX for methods turned into functions.
2333
2334 2008-09-04 Nick Clifton <nickc@redhat.com>
2335
2336 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
2337 * configure: Regenerate.
2338 * config.in: Regenerate.
2339 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
2340 alignment field, if it is supported.
2341
2342 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
2343
2344 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
2345 libraries.
2346
2347 2008-09-03 David Edelsohn <edelsohn@gnu.org>
2348
2349 * config/rs6000/rs6000.c (processor_target_table): Do not
2350 enable VMX for POWER6.
2351
2352 2008-09-03 Anton Blanchard <anton@samba.org>
2353
2354 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
2355 emit memory barrier before operation.
2356
2357 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
2358
2359 PR testsuite/37325
2360 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
2361 default_elf_asm_output_external.
2362
2363 2008-09-03 Jeff Law <law@redhat.com>
2364
2365 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
2366
2367 2008-09-03 Richard Henderson <rth@redhat.com>
2368
2369 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
2370 memory barrier to below the test-and-set.
2371 (alpha_split_lock_test_and_set_12): Likewise.
2372
2373 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2374
2375 PR rtl-opt/37243
2376
2377 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
2378 all_allocnos.
2379
2380 * ira-color.c (print_loop_title): Use all_allocnos.
2381 (color_pass): Ditto. Don't add border_allocnos. Check that
2382 subloop allocno in the correspdoning bitmap all_allocnos.
2383
2384 * ira-emit.c (change_loop): Use all_allocnos.
2385
2386 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
2387 Ditto.
2388 (ira_create_allocno): Set up all_allocnos bit for the created
2389 allocno.
2390 (create_cap_allocno): Remove setting mentioned_allocnos.
2391 (create_insn_allocnos): Ditto.
2392 (remove_unnecessary_allocnos): Use all_allocnos.
2393 (check_allocno_creation): Check that allocnos are in the
2394 corresponding bitmap all_allocnos.
2395
2396 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2397
2398 PR rtl-opt/37243
2399
2400 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
2401 (process_regs_for_copy): Process subregs. Refine check when cost
2402 is taken into account in ira-costs.c.
2403 (process_reg_shuffles): Use REG_SUBREG_P.
2404 (add_insn_allocno_copies): Ditto. Ignore modes.
2405
2406 * ira-color.c (conflict_allocno_vec): New.
2407 (COST_HOP_DIVISOR): New macro.
2408 (update_copy_costs_1): Use it.
2409 (update_conflict_hard_regno_costs): New function.
2410 (assign_hard_reg): Use it.
2411 (ira_color): Allocate and free conflict_allocno_vec.
2412
2413 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2414
2415 PR rtl-opt/37296
2416
2417 * ira-int.h (ira_sort_insn_chain): Remove.
2418
2419 * ira.c (basic_block_order_nums, chain_insn_order,
2420 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
2421 (ira): Don't call ira_sort_insn_chain.
2422
2423 * reload1.c (reload): Don't call ira_sort_insn_chain.
2424
2425 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2426
2427 PR middle-end/37293
2428 * cgraphunit.c (update_call_expr): Remove eh regions from statements
2429 which become non throw.
2430 (cgraph_function_versioning): Also clear DECL_WEAK. Call
2431 update_call_expr after updating the flags on the decl.
2432
2433 2008-09-03 Jan Hubicka <jh@suse.cz>
2434
2435 PR tree-optimization/37315
2436 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
2437 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
2438 (cgraph_analyze_functions): Use node->analyzed
2439 (cgraph_mark_functions_to_output): Likewise.
2440 (cgraph_expand_function): All functions can be released after
2441 expanding.
2442 (cgraph_optimize): Use gimple_has_body_p.
2443 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
2444 (cgraph_decide_inlining_incrementally): Likewise.
2445 (inline_transform): Inline transform.
2446 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
2447 copy fields needed.
2448 (inlinable_function_p): Drop gimple_body check.
2449 (expand_call_inline): Use gimple_has_body_p.
2450 * gimple.c (gimple_has_body_p): New.
2451 * gimple.h (gimple_has_body_p): Add prototype.
2452 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
2453 (dump_function_to_file): Use gimple_has_body_p check.
2454
2455 2008-09-03 Jakub Jelinek <jakub@redhat.com>
2456
2457 PR c++/37346
2458 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
2459 substatements.
2460 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
2461
2462 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2463
2464 From Michael Frysinger <michael.frysinger@analog.com>
2465 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
2466 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
2467 for bf538.
2468
2469 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
2470
2471 Add picoChip port.
2472 * doc/extend.texi: Document picoChip builtin functions.
2473 * doc/invoke.texi: Document picoChip options.
2474 * doc/contrib.texi: Add picoChip contribution.
2475 * doc/md.texi: Document picoChip constraints.
2476 * config.gcc: Add picochip-*-*.
2477 * config/picochip/: Add new port.
2478
2479 2008-09-03 Richard Guenther <rguenther@suse.de>
2480
2481 PR tree-optimization/37328
2482 * tree-sra.c (sra_build_assignment): Gimplify properly.
2483 (generate_copy_inout): Take the correct stmt as definition,
2484 remove bogus assert.
2485
2486 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2487
2488 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
2489 attributes.
2490
2491 From Michael Frysinger <michael.frysinger@analog.com>
2492 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
2493
2494 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
2495
2496 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
2497 (__gthread_setspecific): Revert 2008-08-31 change to
2498 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
2499
2500 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
2501
2502 * diagnostic.c (error_at): New.
2503 * toplev.h (error_at): New prototype.
2504 * c-typeck.c (build_array_ref): Call error_at instead of error.
2505 Pass location to pedwarn.
2506
2507 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
2508
2509 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
2510
2511 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2512
2513 * dwarf2out.c (tree_add_const_value_attribute): Only handle
2514 VAR_DECL and CONST_DECL.
2515
2516 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
2517 Jakub Jelinek <jakub@redhat.com>
2518
2519 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
2520 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
2521 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
2522 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
2523 Don't set ix86_save_varrargs_registers.
2524 (ix86_setup_incoming_varargs): Assume cum != NULL.
2525 (ix86_va_start): Check ix86_varargs_gpr_size and
2526 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
2527 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
2528 from frame pointer if ix86_varargs_gpr_size == 0.
2529 (ix86_compute_frame_layout): Updated.
2530 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
2531 (ix86_varargs_gpr_size): Define.
2532 (ix86_varargs_fpr_size): Likewise.
2533 (machine_function): Remove save_varrargs_registers.
2534 Add varargs_gpr_size and varargs_fpr_size.
2535
2536 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2537
2538 * config/alpha/alpha.c (va_list_skip_additions,
2539 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
2540 (alpha_gimplify_va_arg): Call unshare_expr on second use of
2541 offset_field.
2542
2543 PR tree-optimization/36766
2544 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
2545 for already removed basic blocks.
2546
2547 PR target/36332
2548 * real.c (real_maxval): Clear a lower bit to make real_maxval
2549 match get_max_float for IBM long double format.
2550
2551 2008-09-02 Andreas Schwab <schwab@suse.de>
2552
2553 * configure.ac: Use m4_quote to quote the expansion of m4_do.
2554 * configure: Regenerate.
2555
2556 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
2557
2558 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
2559 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
2560 checking for a non-VOID CONSTANT_P.
2561
2562 2008-09-02 Jan Hubicka <jh@suse.cz>
2563
2564 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
2565 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
2566 sdiv_pow2_cheap
2567
2568 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
2569
2570 * expr.c (emit_group_store): Don't assert stack temp mode size.
2571
2572 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
2573 Tobias Grosser <grosser@fim.uni-passau.de>
2574 Jan Sjodin <jan.sjodin@amd.com>
2575 Harsha Jagasia <harsha.jagasia@amd.com>
2576 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2577 Konrad Trifunovic <konrad.trifunovic@inria.fr>
2578 Adrien Eliche <aeliche@isty.uvsq.fr>
2579
2580 Merge from graphite branch.
2581 * graphite.c: New.
2582 * graphite.h: New.
2583 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
2584 * doc/invoke.texi (-floop-block, -floop-interchange,
2585 -floop-strip-mine): Document new flags.
2586 * tree-into-ssa.c (gimple_vec): Moved...
2587 * tree-loop-distribution.c (rdg_component): Moved...
2588 * cfgloopmanip.c: Include tree-flow.h.
2589 (update_dominators_in_loop): New.
2590 (create_empty_if_region_on_edge): New.
2591 (create_empty_loop_on_edge): New.
2592 (loopify): Use update_dominators_in_loop.
2593 * tree-pass.h (pass_graphite_transforms): Declared.
2594 * configure: Regenerate.
2595 * tree-phinodes.c (make_phi_node): Export.
2596 (add_phi_node_to_bb): New, split from create_phi_node.
2597 * tree-chrec.c (for_each_scev_op): New.
2598 * tree-chrec.h (for_each_scev_op): Declared.
2599 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
2600 (remove_statement): Call get_phi_with_result.
2601 * config.in (HAVE_cloog): Undef.
2602 * gdbinit.in (pgg): New.
2603 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
2604 * tree-ssa-loop.c (graphite_transforms): New.
2605 (gate_graphite_transforms): New.
2606 (pass_graphite_transforms): New.
2607 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
2608 HAVE_cloog): Defined.
2609 * tree-vectorizer.c (rename_variables_in_bb): Export.
2610 * tree-data-ref.c (dr_may_alias_p): Export.
2611 (stmt_simple_memref_p): New.
2612 (find_data_references_in_stmt): Export.
2613 (find_data_references_in_loop): Export.
2614 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
2615 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
2616 (create_rdg_vertices): Export.
2617 (build_empty_rdg): New.
2618 (build_rdg): Call build_empty_rdg. Free dependence_relations.
2619 * tree-data-ref.h (rdg_component): ... here.
2620 (scop_p): New.
2621 (struct data_reference): Add a field scop.
2622 (DR_SCOP): New.
2623 (find_data_references_in_loop): Declared.
2624 (find_data_references_in_stmt): Declared.
2625 (create_rdg_vertices): Declared.
2626 (dr_may_alias_p): Declared.
2627 (stmt_simple_memref_p): Declared.
2628 (struct rdg_edge): Add a field ddr_p relation.
2629 (build_empty_rdg): Declared.
2630 * lambda.h (lambda_matrix): Declare a VEC of.
2631 (find_induction_var_from_exit_cond): Declared.
2632 (lambda_vector_compare): New.
2633 * common.opt (fgraphite, floop-strip-mine,
2634 floop-interchange, floop-block): New flags.
2635 * lambda-code.c (find_induction_var_from_exit_cond): Export.
2636 * cfgloop.c (is_loop_exit): New.
2637 * cfgloop.h (is_loop_exit): Declared.
2638 (create_empty_if_region_on_edge): Declared.
2639 (create_empty_loop_on_edge): Declared.
2640 * tree-flow.h (add_phi_node_to_bb): Declared.
2641 (make_phi_node): Declared.
2642 (rename_variables_in_bb): Declared.
2643 (perfect_loop_nest_depth): Declared.
2644 (graphite_transform_loops): Declared.
2645 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
2646 (graphite.o-warn): Add -Wno-error.
2647 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
2648 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
2649 (INCLUDES): Add PPLINC, CLOOGINC.
2650 (OBJS-common): Add graphite.o.
2651 (graphite.o): Add rule.
2652 * gimple.h (gimple_vec): ... here.
2653 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
2654 * passes.c (init_optimization_passes): Schedule
2655 pass_graphite_transforms.
2656
2657 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
2658
2659 PR target/37283
2660 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
2661 and -fno-toplevel-reorder after handle_options.
2662
2663 2008-09-02 Paul Brook <paul@codesourcery.com>
2664
2665 * config/arm/arm.c (arm_tune_cortex_a9): Define.
2666 (arm_override_options): Set arm_tune_cortex_a9.
2667 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
2668 (arm_issue_rate): Handle cortexa9.
2669 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
2670 * config/arm/arm-cores.def: Add cortex-a9.
2671 * config/arm/arm-tune.md: Regenerate.
2672 * config/arm/arm.md: Include cortex-a9.md.
2673 (generic_sched, generic_vfp): Add cortexa9.
2674 * config/arm/cortex-a9.md: New file.
2675
2676 2008-09-02 Richard Guenther <rguenther@suse.de>
2677
2678 PR tree-optimization/37327
2679 * tree-vrp.c (register_new_assert_for): Make sure to not have
2680 TREE_OVERFLOW set on the bound.
2681
2682 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
2683
2684 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
2685
2686 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
2687 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
2688 spec_info->mask.
2689
2690 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
2691
2692 * gcc/config/spu/spu.md (divdf3): Removed.
2693
2694 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2695
2696 PR tree-optimization/37095
2697 * cgraph.c (cgraph_node): When creating new cgraph node after
2698 assembler_name_hash has been populated, record it in the hash
2699 table.
2700
2701 2008-09-01 Paul Brook <paul@codesourcery.com>
2702
2703 * doc/invoke.texi: Document -mword-relocations.
2704 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2705 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2706 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2707 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
2708 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
2709 (arm_emit_movpair): New function.
2710 (arm_print_operand <c>): Handle sybolic addresses.
2711 * config/arm/arm.h (TARGET_USE_MOVT): Define.
2712 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2713 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
2714 * config/arm/arm.opt: Add -mword-relocations.
2715 * config/arm/arm.md (movsi): Use arm_emit_movpair.
2716 (arm_movt, arm_movw): New.
2717
2718 2008-09-01 Paul Brook <paul@codesourcery.com>
2719
2720 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
2721 Allow Interworking on ARMv4 EABI based targets.
2722 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
2723 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
2724
2725 2008-09-01 Paul Brook <paul@codesourcery.com>
2726
2727 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
2728 optimized LT0 test. Remove optimization for GT.
2729
2730 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2731
2732 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
2733 openmp applications.
2734 * pa-hpux11.h (LIB_SPEC): Likewise.
2735
2736 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
2737 is defined.
2738
2739 2008-09-01 Jan Hubicka <jh@suse.cz>
2740
2741 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
2742 present, use only counts; when guessed use only frequencies.
2743 (estimate_bb_frequencies): Use function_frequency.
2744 * profile.c (compute_branch_probabilities): Exit early when
2745 profile reading failed. Set profile_status.
2746 (branch_prob): Do not set profile_status.
2747
2748 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
2749
2750 * tree.c (protected_set_expr_location): New.
2751 * tree.h (protected_set_expr_location): New prototype.
2752 * c-tree.h (build_array_ref): Add argument.
2753 (parser_build_unary_op): Same.
2754 * c-typeck.c (build_indirect_ref): Handle new location argument.
2755 (build_array_ref): Same.
2756 (parser_build_unary_op): Same.
2757 * gimplify.c (gimplify_asm_expr): Set input_location before calling
2758 error.
2759 * c-omp.c (c_finish_omp_atomic): Pass location when calling
2760 build_indirect_ref.
2761 * c-common.c (finish_label_address_expr): Handle new location argument.
2762 * c-common.h (build_indirect_ref): Add argument.
2763 (finish_label_address_expr): Same.
2764 * c-parser.c (c_parser_unary_expression): Pass location to build
2765 functions.
2766 (c_parser_postfix_expression): Same.
2767
2768 2008-09-01 Paul Brook <paul@codesourcery.com>
2769
2770 * config/arm/arm.md: Include cortex-r4f.md.
2771 (attr fpu): Update type list.
2772 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
2773 fconstd, fcmps and fcmpd.
2774 (attr tune_cortexr4): Define.
2775 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
2776 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
2777 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
2778 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
2779 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
2780 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
2781 cortex_a8_vfp_farith: Ditto.
2782 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
2783 * config/arm/cortex-r4.md: Use tune_cortexr4.
2784 * config/arm/cortex-r4f.md: New file.
2785
2786 2008-09-01 Richard Guenther <rguenther@suse.de>
2787
2788 PR tree-optimization/37305
2789 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
2790 the result of constant conversions.
2791 (fold_gimple_assign): Likewise.
2792
2793 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
2794
2795 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
2796 #ifdef ENABLE_CHECKING.
2797
2798 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
2799
2800 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
2801 * sched-int.h (print_insn, print_pattern, print_value): Declare also
2802 when !INSN_SCHEDULING.
2803
2804 2008-09-01 Andreas Schwab <schwab@suse.de>
2805
2806 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
2807
2808 2008-09-01 Paul Brook <paul@codesourcery.com>
2809
2810 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
2811
2812 2008-09-01 Jan Hubicka <jh@suse.cz>
2813
2814 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
2815
2816 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
2817 Pass speed operand.
2818 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
2819 * gimplify.c (gimplify_init_constructor): Add speed operand.
2820 * tree-sra.c (decide_block_copy): Likewise.
2821 * tree-inline.c (estimate_move_cost): Likewise.
2822 * config/alpha/alpha.h (MOVE_RATIO): Update.
2823 * config/frv/frv.c (MOVE_RATIO): Update.
2824 * config/spu/spu.h (MOVE_RATIO): Update.
2825 * config/sparc/sparc.h (MOVE_RATIO): Update.
2826 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
2827 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
2828 * config/cris/cris.h (MOVE_RATIO): Update.
2829 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
2830 * config/arm/arm.h (MOVE_RATIO): Update.
2831 * config/pa/pa.md: Update uses of MOVE_RATIO
2832 * config/pa/pa.h (MOVE_RATIO): Update.
2833 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
2834 CLEAR_RATIO, SET_RATIO): Update.
2835 * config/h8300/h8300.h (MOVE_RATIO): Update.
2836 * config/v850/v850.h (MOVE_RATIO): Update.
2837 * config/bfin/bfin.h (MOVE_RATIO): Update.
2838
2839 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
2840 Dmitry Melnik <dm@ispras.ru>
2841 Dmitry Zhurikhin <zhur@ispras.ru>
2842 Alexander Monakov <amonakov@ispras.ru>
2843 Maxim Kuvyrkov <maxim@codesourcery.com>
2844
2845 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
2846 sel-sched-dump.c, sel-sched-ir.c: New files.
2847 * Makefile.in (OBJS-common): Add selective scheduling object files.
2848 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
2849 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
2850 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
2851 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
2852 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
2853 (make_forwarder_block): Update loop latch if we have redirected
2854 the loop latch edge.
2855 * cfgloop.c (get_loop_body_in_custom_order): New function.
2856 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
2857 (CP_FALLTHRU_PREHEADERS): Likewise.
2858 (get_loop_body_in_custom_order): Declare.
2859 * cfgloopmanip.c (has_preds_from_loop): New.
2860 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
2861 Assert that the preheader edge will be fall thru when it is set.
2862 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
2863 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
2864 fsel-sched-substitution, fselective-scheduling): New flags.
2865 * cse.c (hash_rtx_cb): New.
2866 (hash_rtx): Use it.
2867 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
2868 sel_sched_insn_cnt): New counters.
2869 * final.c (compute_alignments): Export. Free dominance
2870 info after loop_optimizer_finalize.
2871 * genattr.c (main): Output maximal_insn_latency prototype.
2872 * genautomata.c (output_default_latencies): New.
2873 Factor its code from ...
2874 (output_internal_insn_latency_func): ... here.
2875 (output_internal_maximal_insn_latency_func): New.
2876 (output_maximal_insn_latency_func): New.
2877 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
2878 (struct hard_reg_set_iterator): New.
2879 (hard_reg_set_iter_init, hard_reg_set_iter_set,
2880 hard_reg_set_iter_next): New functions.
2881 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
2882 * lists.c (remove_free_INSN_LIST_node,
2883 remove_free_EXPR_LIST_node): New functions.
2884 * loop-init.c (loop_optimizer_init): When
2885 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
2886 calling create_preheaders.
2887 (loop_optimizer_finalize): Do not verify flow info after reload.
2888 * recog.c (validate_replace_rtx_1): New parameter simplify.
2889 Default it to true. Update all uses. Factor out simplifying
2890 code to ...
2891 (simplify_while_replacing): ... this new function.
2892 (validate_replace_rtx_part,
2893 validate_replace_rtx_part_nosimplify): New.
2894 * recog.h (validate_replace_rtx_part,
2895 validate_replace_rtx_part_nosimplify): Declare.
2896 * rtl.c (rtx_equal_p_cb): New.
2897 (rtx_equal_p): Use it.
2898 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
2899 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
2900 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
2901 * vecprim.h: Add a vector type for unsigned int.
2902 * haifa-sched.c: Include vecprim.h and cfgloop.h.
2903 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
2904 ready_try, cycle_issued_insns, spec_info): Make global.
2905 (readyp): Initialize.
2906 (dfa_lookahead): New global variable.
2907 (old_max_uid, old_last_basic_block): Remove.
2908 (h_i_d): Make it a vector.
2909 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
2910 through HID macro.
2911 (after_recovery, adding_bb_to_current_region_p):
2912 New variables to handle correct insertion of the recovery code.
2913 (struct ready_list): Move declaration to sched-int.h.
2914 (rgn_n_insns): Removed.
2915 (rtx_vec_t): Move to sched-int.h.
2916 (find_insn_reg_weight): Remove.
2917 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
2918 (haifa_init_h_i_d, haifa_finish_h_i_d):
2919 New functions to initialize / finalize haifa instruction data.
2920 (extend_h_i_d, init_h_i_d): Rewrite.
2921 (unlink_other_notes): Move logic to add_to_note_list. Handle
2922 selective scheduler.
2923 (ready_lastpos, ready_element, ready_sort, reemit_notes,
2924 find_fallthru_edge): Make global, remove static prototypes.
2925 (max_issue): Make global. Add privileged_n and state parameters. Use
2926 them.
2927 (extend_global, extend_all): Removed.
2928 (init_before_recovery): Add new param. Fix the handling of the case
2929 when we insert a recovery code before the EXIT which has a predecessor
2930 with a fallthrough edge to it.
2931 (create_recovery_block): Make global. Rename to
2932 sched_create_recovery_block. Update.
2933 (change_pattern): Rename to sched_change_pattern. Make global.
2934 (speculate_insn): Rename to sched_speculate_insn. Make global.
2935 Split haifa-specific functionality into ...
2936 (haifa_change_pattern): New static function.
2937 (sched_extend_bb): New static function.
2938 (sched_init_bbs): New function.
2939 (current_sched_info): Change type to struct haifa_sched_info.
2940 (insn_cost): Adjust for selective scheduling.
2941 (dep_cost_1): New function. Move logic from ...
2942 (dep_cost): ... here.
2943 (dep_cost): Use dep_cost_1.
2944 (contributes_to_priority_p): Use sched_deps_info instead of
2945 current_sched_info.
2946 (priority): Adjust to work with selective scheduling. Process the
2947 corner case when all dependencies don't contribute to priority.
2948 (rank_for_schedule): Use ds_weak instead of dep_weak.
2949 (advance_state): New function. Move logic from ...
2950 (advance_one_cycle): ... here.
2951 (add_to_note_list, concat_note_lists): New functions.
2952 (rm_other_notes): Make static. Adjust for selective scheduling.
2953 (remove_notes, restore_other_notes): New functions.
2954 (move_insn): Add two arguments. Update assert. Don't call
2955 reemit_notes.
2956 (choose_ready): Remove lookahead variable, use dfa_lookahead.
2957 Remove more_issue, max_points. Move the code to initialize
2958 max_lookahead_tries to max_issue.
2959 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
2960 ready. Adjust use of move_insn. Call restore_other_notes.
2961 (luid): Remove.
2962 (sched_init, sched_finish): Move Haifa-specific initialization/
2963 finalization to ...
2964 (haifa_sched_init, haifa_sched_finish): ... respectively.
2965 New functions.
2966 (setup_sched_dump): New function.
2967 (haifa_init_only_bb): New static function.
2968 (haifa_speculate_insn): New static function.
2969 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
2970 (extend_ready, extend_all): Remove.
2971 (sched_extend_ready_list, sched_finish_ready_list): New functions.
2972 (create_check_block_twin, add_to_speculative_block): Use
2973 haifa_insns_init instead of extend_global. Update to use new
2974 initialization functions. Change parameter. Factor out code from
2975 create_check_block_twin to ...
2976 (sched_create_recovery_edges) ... this new function.
2977 (add_block): Remove.
2978 (sched_scan_info): New.
2979 (extend_bb): Use sched_scan_info.
2980 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
2981 static functions for walking through scheduling region.
2982 (sched_luids): New vector variable to replace uid_to_luid.
2983 (luids_extend_insn): New function.
2984 (sched_max_luid): New variable.
2985 (luids_init_insn): New function.
2986 (sched_init_luids, sched_finish_luids): New functions.
2987 (insn_luid): New debug function.
2988 (sched_extend_target): New function.
2989 (haifa_init_insn): New static function.
2990 (sched_init_only_bb): New hook.
2991 (sched_split_block): New hook.
2992 (sched_split_block_1): New function.
2993 (sched_create_empty_bb): New hook.
2994 (sched_create_empty_bb_1): New function.
2995 (common_sched_info, ready): New global variables.
2996 (current_sched_info_var): Remove.
2997 (move_block_after_check): Use common_sched_info.
2998 (haifa_luid_for_non_insn): New static function.
2999 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
3000 (increase_insn_priority): New.
3001 * modulo-sched.c: (issue_rate): Remove static declaration.
3002 (sms_sched_info): Change type to haifa_sched_info.
3003 (sms_sched_deps_info, sms_common_sched_info): New variables.
3004 (setup_sched_infos): New.
3005 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
3006 Do not call regstat_free_calls_crossed.
3007 (sms_print_insn): Use const_rtx.
3008 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
3009 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
3010 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
3011 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
3012 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
3013 current_sched_info to use it.
3014 (enum reg_pending_barrier_mode): Move to sched-int.h.
3015 (h_d_i_d): New variable. Initialize to NULL.
3016 ({true, output, anti, spec, forward}_dependency_cache): Initialize
3017 to NULL.
3018 (estimate_dep_weak): Remove static declaration.
3019 (sched_has_condition_p): New function. Adjust users of
3020 sched_get_condition to use it instead.
3021 (conditions_mutex_p): Add arguments indicating which conditions are
3022 reversed. Use them.
3023 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
3024 argument to indicate whether returned condition is reversed. Do not
3025 generate new rtx when condition should be reversed; indicate it by
3026 setting new argument instead.
3027 (add_dependence_list_and_free): Add deps parameter.
3028 Update all users. Do not free dependence list when
3029 deps context is readonly.
3030 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
3031 contexts.
3032 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
3033 (remove_from_deps): New. Use the above functions.
3034 (cur_insn, can_start_lhs_rhs_p): New static variables.
3035 (add_or_update_back_dep_1): Initialize present_dep_type.
3036 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
3037 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
3038 haifa_note_dep): New functions implementing dependence hooks for
3039 the Haifa scheduler.
3040 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
3041 note_dep): New functions.
3042 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
3043 functions.
3044 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
3045 (free_deps): Initialize deps->reg_last.
3046 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
3047 sched_analyze_insn): Update to use dependency hooks infrastructure
3048 and readonly contexts.
3049 (deps_analyze_insn): New function. Move part of logic from ...
3050 (sched_analyze): ... here. Also move some logic to ...
3051 (deps_start_bb): ... here. New function.
3052 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
3053 sel_sched_p.
3054 (sched_deps_init): New function. Move code from ...
3055 (init_dependency_caches): ... here. Remove.
3056 (init_deps_data_vector): New.
3057 (sched_deps_finish): New function. Move code from ...
3058 (free_dependency_caches): ... here. Remove.
3059 (init_deps_global, finish_deps_global): Adjust for use with
3060 selective scheduling.
3061 (get_dep_weak): Move logic to ...
3062 (get_dep_weak_1): New function.
3063 (ds_merge): Move logic to ...
3064 (ds_merge_1): New static function.
3065 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
3066 (ds_get_max_dep_weak): New function.
3067 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
3068 (n_insns): Rename to rgn_n_insns.
3069 (debug_ebb_dependencies): New function.
3070 (init_ready_list): Use it.
3071 (begin_schedule_ready): Use sched_init_only_bb.
3072 (ebb_print_insn): Indicate when an insn starts a new cycle.
3073 (contributes_to_priority, compute_jump_reg_dependencies,
3074 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
3075 (add_block1): Remove to ebb_add_block.
3076 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
3077 (schedule_ebb): Initialize them. Use remove_notes instead of
3078 rm_other_notes. Use haifa_local_init/finish.
3079 (schedule_ebbs): Use haifa_sched_init/finish.
3080 * sched-int.h: Include vecprim.h, remove rtl.h.
3081 (struct ready_list): Delete declaration.
3082 (sched_verbose_param, enum sched_pass_id_t,
3083 bb_vec_t, insn_vec_t, rtx_vec_t): New.
3084 (struct sched_scan_info_def): New structure.
3085 (sched_scan_info, sched_scan, sched_init_bbs,
3086 sched_init_luids, sched_finish_luids, sched_extend_target,
3087 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
3088 (struct common_sched_info_def): New.
3089 (common_sched_info, haifa_common_sched_info,
3090 sched_emulate_haifa_p): Declare.
3091 (sel_sched_p): New.
3092 (sched_luids): Declare.
3093 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
3094 (sched_max_luid, insn_luid): Declare.
3095 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
3096 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
3097 print_insn, print_pattern, print_value, haifa_classify_insn,
3098 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
3099 setup_sched_dump, sched_init, sched_finish,
3100 sel_insn_is_speculation_check): Export.
3101 (struct ready_list): Move from haifa-sched.c.
3102 (ready_try, ready, max_issue): Export.
3103 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
3104 sched_init_only_bb, sched_split_block, sched_split_block_1,
3105 sched_create_empty_bb, sched_create_empty_bb_1,
3106 sched_create_recovery_block, sched_create_recovery_edges): Export.
3107 (enum reg_pending_barrier_mode): Export.
3108 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
3109 (deps_t): New.
3110 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
3111 print_insn field. Move add_block and fix_recovery_cfg to
3112 common_sched_info_def. Move compute_jump_reg_dependencies,
3113 use_cselib ...
3114 (struct sched_deps_info_def): ... this new structure.
3115 (sched_deps_info): Declare.
3116 (struct spec_info_def): Remove weakness_cutoff, add
3117 data_weakness_cutoff and control_weakness_cutoff.
3118 (spec_info): Declare.
3119 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
3120 dep_count field.
3121 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
3122 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
3123 (current_sched_info): Change type to struct haifa_sched_info.
3124 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
3125 (h_d_i_d): New variable.
3126 (HDID): New accessor macro.
3127 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
3128 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
3129 and HDID.
3130 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
3131 (enum SCHED_FLAGS): Update for selective scheduler.
3132 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
3133 (init_dependency_caches, free_dependency_caches): Delete declarations.
3134 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
3135 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
3136 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
3137 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
3138 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
3139 ds_to_dt): Export.
3140 (rm_other_notes): Delete declaration.
3141 (schedule_block): Remove one argument.
3142 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
3143 ready_element, ready_lastpos, sched_extend_ready_list,
3144 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
3145 concat_note_lists): Export.
3146 (struct region): Move from sched-rgn.h.
3147 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
3148 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
3149 BLOCK_TO_BB, CONTAINING_RGN): Export.
3150 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
3151 (current_nr_blocks, current_blocks, target_bb): Likewise.
3152 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
3153 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
3154 sched_rgn_local_init, extend_regions,
3155 rgn_make_new_region_out_of_new_block, compute_priorities,
3156 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
3157 extend_rgns, deps_join rgn_setup_common_sched_info,
3158 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
3159 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
3160 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
3161 increase_insn_priority): Likewise.
3162 * sched-rgn.c: Include sel-sched.h.
3163 (ref_counts): New static variable. Use it ...
3164 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
3165 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
3166 (sched_is_disabled_for_current_region_p): Delete static declaration.
3167 (struct region): Move to sched-int.h.
3168 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
3169 ebb_head): Define and initialize.
3170 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
3171 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
3172 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
3173 sched-int.h.
3174 (find_single_block_region): Add new argument to indicate that EBB
3175 regions should be constructed.
3176 (debug_live): Delete declaration.
3177 (current_nr_blocks, current_blocks, target_bb):
3178 Remove static qualifiers.
3179 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
3180 declaration.
3181 (init_regions): Delete declaration.
3182 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
3183 rgn_estimate_number_of_insns): New.
3184 (too_large): Use estimate_number_of_insns.
3185 (haifa_find_rgns): New. Move the code from ...
3186 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
3187 (free_trg_info): New.
3188 (compute_trg_info): Allocate candidate tables here instead of ...
3189 (init_ready_list): ... here.
3190 (rgn_print_insn): Use const_rtx.
3191 (contributes_to_priority, extend_regions): Delete static declaration.
3192 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
3193 (add_block1): Rename to rgn_add_block.
3194 (debug_rgn_dependencies): Delete static qualifier.
3195 (new_ready): Use sched_deps_info. Simplify.
3196 (rgn_common_sched_info, rgn_const_sched_deps_info,
3197 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
3198 New.
3199 (region_sched_info): Rename to rgn_const_sched_info.
3200 (deps_join): New, extracted from ...
3201 (propagate_deps): ... here.
3202 (compute_block_dependences, debug_dependencies): Update for selective
3203 scheduling.
3204 (free_rgn_deps, compute_priorities): New functions.
3205 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
3206 sched_rgn_compute_dependencies): New functions.
3207 (schedule_region): Use them.
3208 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
3209 rgn_setup_common_sched_info, rgn_setup_sched_infos):
3210 New functions.
3211 (schedule_insns): Call new functions that were split out.
3212 (rgn_make_new_region_out_of_new_block): New.
3213 (get_rgn_sched_max_insns_priority): New.
3214 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
3215 scheduling when appropriate.
3216 * sched-vis.c: Include insn-attr.h.
3217 (print_value, print_pattern): Make global.
3218 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
3219 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
3220 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
3221 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
3222 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
3223 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
3224 hooks. Initialize them to 0.
3225 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
3226 * target.h (struct gcc_target): Add them. Rename gen_check field to
3227 gen_spec_check.
3228 * flags.h (sel_sched_switch_set): Declare.
3229 * opts.c (sel_sched_switch_set): New variable.
3230 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
3231 pipelining is disabled from command line.
3232 (common_handle_option): Record whether selective scheduling is
3233 requested from command line.
3234 * doc/invoke.texi: Document new flags and parameters.
3235 * doc/tm.texi: Document new target hooks.
3236 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
3237 ia64_gen_check.
3238 (dfa_state_size): Do not declare locally.
3239 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
3240 * config/rs6000/rs6000.c (rs6000_init_sched_context,
3241 rs6000_alloc_sched_context, rs6000_set_sched_context,
3242 rs6000_free_sched_context): New functions.
3243 (struct _rs6000_sched_context): New.
3244 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
3245 scheduling.
3246 (rs6000_sched_finish): Do not run for selective scheduling.
3247
3248 2008-08-31 Jan Hubicka <jh@suse.cz>
3249
3250 * frv.c (frv_rtx_costs): Update forward declaration.
3251 * spu.c (spu_rtx_costs): Likewise.
3252 * pdp11.c: Include df.h
3253 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
3254 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
3255 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
3256 * iq2000.c (iq2000_address_cost): Add speed argument.
3257 (iq2000_rtx_costs): Likewise.
3258 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
3259 update call of mn10300_address_cost.
3260 * mcore.c: Include df.h
3261 (mcore_rtx_costs): Update prototype.
3262 * score3.c: Include df.h
3263 (score3_rtx_costs): Remove speed argument.
3264 * score7.c: Include df.h
3265 (score7_address_cost): Remove speed argument.
3266 * score-protos.h (score_address_cost): Update prototype.
3267 * score.c: Include df.h
3268 (score_rtx_costs): Update call of costs functions.
3269 * v850.c (v850_rtx_costs): Add bool argument.
3270
3271 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
3272
3273 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
3274
3275 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3276
3277 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
3278 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
3279
3280 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3281
3282 * mkmap-flat.awk: Add option pe_dll.
3283 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
3284 * config/i386/t-cygwin (SHLIB_LC): Add.
3285 * config/i386/t-mingw32 (SHLIB_LC): Add.
3286 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
3287 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
3288 (LINK_SPEC): Support libgcc_s.
3289 (LIBGCC_SPEC): Support libgcc_s.
3290 (LIBGCC_SONAME): New.
3291
3292 2008-08-31 Jan Hubicka <jh@suse.cz>
3293
3294 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
3295 mistakely had old version of patch.
3296
3297 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
3298 (ipcp_estimate_growth): New.
3299 (ipcp_insert_stage): Use ipcp_estimate_growth.
3300 * profile.c (branch_prob): When reading failed, do not consider
3301 profile as read.
3302
3303 2008-08-31 Jan Hubicka <jh@suse.cz>
3304
3305 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
3306 loop is optimized for speed.
3307
3308 2008-08-31 Richard Guenther <rguenther@suse.de>
3309
3310 PR middle-end/37289
3311 * fold-const.c (fold_binary): Retain conversions in folding
3312 ~A + 1 to -A.
3313
3314 2008-08-31 Jan Hubicka <jh@suse.cz>
3315
3316 * postreload-gcse.c (eliminate_partially_redundant_loads):
3317 Use optimize_bb_for_size_p.
3318 * predict.c (maybe_hot_frequency_p): Make inline.
3319 (maybe_hot_count_p): Break out from ...
3320 (maybe_hot_bb_p): ... this one.
3321 (maybe_hot_edge_p): Simplify.
3322 * basic-block.h (probably_cold_bb_p): Remove.
3323
3324 2008-08-31 Jakub Jelinek <jakub@redhat.com>
3325
3326 PR target/37168
3327 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
3328 prototype.
3329 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
3330 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
3331 Also split V4SFmode.
3332 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
3333 vector float modes.
3334
3335 2008-08-31 Jan Hubicka <jh@suse.cz>
3336
3337 * predict.c (PROB_VERY_LIKELY): Make small enough so things
3338 become cold.
3339 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
3340
3341 2008-08-31 Jakub Jelinek <jakub@redhat.com>
3342
3343 PR debug/37287
3344 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
3345 add source coords.
3346
3347 * dwarf2out.c (native_encode_initializer): Subtract min_index for
3348 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
3349
3350 2008-08-31 Jan Hubicka <jh@suse.cz>
3351
3352 * sparc.h (BRANCH_COST): Fix macro definition.
3353 * avr.c (avr_operand_rtx_cost): Add speed argument.
3354 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
3355
3356 2008-08-31 Richard Guenther <rguenther@suse.de>
3357
3358 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
3359 types instead of operands. Re-instantiate verifying of
3360 binary expression operands.
3361
3362 2008-08-30 Jan Hubicka <jh@suse.cz>
3363
3364 * fwprop.c (should_replace_address): Add speed attribute.
3365 (PR_OPTIMIZE_FOR_SPEED): New flag.
3366 (propagate_rtx_1): Use it.
3367 (propagate_rtx): Set it.
3368 (try_fwprop_subst): Update call of rtx_costs.
3369 (forward_propagate_and_simplify): LIkewise.
3370 * hooks.c (hook_int_rtx_bool_0): New
3371 (hook_bool_rtx_int_int_intp_false): Replace by ...
3372 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
3373 * hooks.h (hook_int_rtx_bool_0): New
3374 (hook_bool_rtx_int_int_intp_false): Replace by ...
3375 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
3376 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
3377 (prepare_cmp_insn): UPdate call of rtx_cost.
3378 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
3379 (reload_cse_simplify_operands): Update call of rtx_cost.
3380 (reload_cse_move2add): call of rtx_cost.
3381 * target.h (struct gcc_target): Update rtx_costs and address_costs.
3382 * rtlanal.c (rtx_cost): Add speed argument.
3383 (address_cost): Add speed argument
3384 (default_address_cost): Likewise.
3385 (insn_rtx_cost): Likewise.
3386 * cfgloopanal.c (seq_cost): Add speed argument.
3387 (target_reg_cost, target_spill_cost): Turn to array.
3388 (init_set_costs): Update for speed.
3389 (estimate_reg_pressure_cost): Add speed argument.
3390 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
3391 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
3392 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
3393 (seq_cost): Add speed argument.
3394 (computation_cost): Add speed arugment.
3395 (add_cost, multiply_by_const, get_address_cost): add speed argument.
3396 (force_expr_to_var_cost): Update for profile info.
3397 (force_var_cost): Likewise.
3398 (split_address_cost): Likewise.
3399 (ptr_difference_cost): Likewise.
3400 (difference_cost): Likewise.
3401 (get_computation_cost_at): Likewise.
3402 (determine_iv_cost): Likewise.
3403 (ivopts_global_cost_for_size): Likewise.
3404 (rewrite_use_address): Likewise.
3405 (tree_ssa_iv_optimize_loop): Initialize speed field.
3406 * cse.c (optimize_this_for_speed_p): New static var.
3407 (notreg_cost): Update call of rtx_cost.
3408 (cse_extended_basic_block): set optimize_this_for_speed_p.
3409 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
3410 (noce_try_cmove_arith): Likewise.
3411 (noce_try_sign_mask): LIkewise.
3412 * expr.c (compress_float_constant): Update rtx_cost calls.
3413 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
3414 argument.
3415 (addr_to_parts): Likewise.
3416 (create_mem_ref): Likewise.
3417 * dse.c (find_shift_sequence): Add speed argument.
3418 (replace_read): Update call.
3419 * calls.c (precompute_register_parameters): Update call of rtx_cost.
3420 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
3421 * neg_cost, shift_cost, shiftadd_cost,
3422 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
3423 mul_highpart_cost): Increase dimension.
3424 (init_expmed): Initialize for both size and speed.
3425 (expand_shift): Use profile.
3426 (synth_mult): Use profile.
3427 (choose_mult_variant): Use profile.
3428 (expand_mult): Use profile.
3429 (expand_mult_highpart_optab): Use profile.
3430 (expand_mult_highpart): Use profile.
3431 (expand_smod_pow2): Use profile.
3432 (expand_divmod): Use profile.
3433 * simplify-rtx.c (simplify_binary_operation_1): Update call of
3434 rtx_cost.
3435 * loop-invariant.c (create_new_invariant): Use profile.
3436 (gain_for_invariant): Add speed parameter.
3437 (best_gain_for_invariant): Likewise.
3438 (find_invariants_to_move): Likewise.
3439 (move_single_loop_invariants): Set it.
3440 * target-def.h (TARGET_RTX_COSTS): Use hook.
3441 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
3442 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
3443 * output.h (default_address_cost): Update prototype.
3444 * combine.c (optimize_this_for_speed_p): New static var.
3445 (combine_validate_cost): Update call of rtx_cost.
3446 (combine_instructions): Set optimize_this_for_speed_p.
3447 (expand_compound_operation): Update call of rtx_cost.
3448 (make_extraction):Update call of rtx_cost.
3449 (force_to_mode):Update call of rtx_cost.
3450 (distribute_and_simplify_rtx):Update call of rtx_cost.
3451 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
3452 (estimate_reg_pressure_cost): Update prototype.
3453 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
3454 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
3455 Remove.
3456 * config/alpha/alpha.c (alpha_rtx_costs): Update.
3457 (alpha_rtx_costs): Update.
3458 * config/frv/frv.c (frv_rtx_costs): Update.
3459 * config/s390/s390.c (s390_rtx_costs): Update.
3460 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
3461 (m32c_rtx_costs): Update.
3462 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
3463 (spu_rtx_costs): Update.
3464 * config/sparc/sparc.c (sparc_rtx_costs): Update.
3465 * config/m32r/m32r.c (m32r_rtx_costs): Update.
3466 * config/i386/i386.c (:ix86_address_cost): Update.
3467 (ix86_rtx_costs): Update.
3468 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
3469 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
3470 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
3471 * config/crx/crx.c (crx_address_cost): Update.
3472 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
3473 * config/stormy16/stormy16.c
3474 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
3475 * config/m68hc11/m68hc11.c
3476 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
3477 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
3478 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
3479 Update.
3480 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
3481 Update
3482 * config/ia64/ia64.c (ia64_rtx_costs): Update.
3483 * config/m68k/m68k.c (m68k_rtx_costs): Update.
3484 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
3485 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
3486 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
3487 (mcore_rtx_costs): update.
3488 * config/score/score3.c (score3_rtx_costs): Update.
3489 * config/score/score7.c (score7_rtx_costs): Update.
3490 * config/score/score3.h (score3_rtx_costs):Update.
3491 * config/score/score7.h (score7_rtx_costs): Update.
3492 * config/score/score.c (score_rtx_costs): Update.
3493 * config/arm/arm.c (arm_address_cost): Update.
3494 (arm_rtx_costs_1): Update.
3495 (arm_rtx_costs_1): Update.
3496 (arm_size_rtx_costs): Update.
3497 (arm_size_rtx_costs): Update.
3498 (arm_size_rtx_costs): Update.
3499 (arm_xscale_rtx_costs): Update.
3500 (arm_thumb_address_cost): Update.
3501 * config/pa/pa.c (hppa_address_cost): Update.
3502 * config/mips/mips.c (mips_rtx_costs): Update.
3503 * config/vax/vax.c (vax_address_cost): Update.
3504 * config/h8300/h8300.c (h8300_shift_costs): Update.
3505 (h8300_rtx_costs): Update.
3506 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
3507 (v850_rtx_costs): Update.
3508 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
3509 * config/bfin/bfin.c
3510 (bfin_address_cost): Update.
3511 (bfin_rtx_costs): Update.
3512 * stmt.c (lshift_cheap_p): Update.
3513
3514 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3515
3516 PR middle-end/36444
3517 * expmed.c (extract_bit_field_1): Check the mode size to make
3518 sure the vector modes have the same size.
3519
3520 2008-08-29 Michael Meissner <gnu@the-meissners.org>
3521
3522 * dojump.c (top level): Include basic-block.h to declare
3523 optimize_insn_for_speed_p
3524
3525 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
3526
3527 * opts.h (CL_SAVE): New option class for marking options that are
3528 target specific options usable in the target attribute.
3529 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
3530
3531 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
3532 can easily find the target specific options that are safe to use
3533 in the attribute or pragma.
3534
3535 * attribs.c (decl_attributes): Change #pragma GCC option to
3536 #pragma GCC target, and attribute((option(...))) to
3537 attribute((target(...))).
3538
3539 * doc/extend.texi (target attribute): Change from option
3540 attribute. Delete push/pop/reset.
3541 (#pragma GCC target): Change from #pragma GCC option. Delete
3542 push/pop/reset.
3543 (#pragma GCC push_options): Document new pragma.
3544 (#pragma GCC pop_options): Document new pragma.
3545 (#pragma GCC reset_options): Document new pragma.
3546
3547 * targhooks.c (default_target_option_valid_attribute_p): Add
3548 warning about port not supporting target attributes.
3549 (default_target_option_pragma_parse): New function, warn about
3550 #pragma GCC target not being supported.
3551
3552 * targhooks.h (default_target_option_pragma_parse): Add
3553 declaration.
3554
3555 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
3556 TI_CURRENT_OPTION_PRAGMA.
3557 (current_target_pragma): Rename from current_option_pragma.
3558
3559 * target.h: (struct target_option): Delete booleans for changing
3560 the optimization level on hot/cold functions. Change signature of
3561 pragma_parse hook to take a second tree.
3562
3563 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
3564
3565 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
3566 that the declaration is done at global scope.
3567
3568 * langhooks.c (add_builtin_function_common): Move most of the code
3569 from add_builtin_function here, calling the hook passed in.
3570 (add_builtin_function): Call add_builtin_function_common with
3571 standard builtin hook.
3572 (add_builtin_function_ext_scope): New function to add builtins to
3573 global scope.
3574
3575 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
3576 hook.
3577 (add_builtin_function_ext_scope): Add declaration.
3578
3579 * c-pragma.c (handle_pragma_target): Rename from
3580 handle_pragma_option, #pragma GCC option is now #pragma GCC
3581 target. Move warning about port not supporting target options to
3582 default pragma parse hook. Remove push/pop/reset from this
3583 pragma.
3584 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
3585 (option_stack): Delete static variable.
3586 (optimize_stack): Ditto.
3587 (optons_stack): New stack of saved target and optimization
3588 options.
3589 (handle_pragma_push_options): New function to handle pushing both
3590 target and optimization options.
3591 (handle_pragma_pop_options): New function to handle popping both
3592 target and optimization options.
3593 (handle_pragma_reset_options): New function to handle resetting
3594 both target and optimization options to their initial state.
3595 (init_pragma): Rename handle_pragma_option to
3596 handle_pragma_target. Add support for push_options, pop_options,
3597 and reset_options pragmas.
3598
3599 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
3600 default_target_option_pragma_parse.
3601 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
3602 default_target_option_valid_attribute_p.
3603 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3604 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3605 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
3606 optimization level on hot/cold functions.
3607
3608 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
3609 if the caller and callee have different optimization levels.
3610
3611 * c-common.c (handle_target_attribute): Rename from
3612 handle_option_attribute, attribute((option(...))) is now
3613 attribute((target(...))). Move warning if the port does not
3614 support target attributes to the default hook.
3615 (handle_hot_attribute): Delete code to change the optimization
3616 level of hot functions.
3617 (handle_cold_attribute): Ditto.
3618
3619 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
3620 argument that is the binary tree options to use if there are no
3621 arguments. Call ix86_valid_target_attribute_tree instead of
3622 ix86_valid_option_attribute_tree.
3623 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
3624 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
3625 ix86_pragma_option_parse.
3626
3627 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
3628 Rename from ix86_valid_option_attribute_tree.
3629
3630 * config/i386/i386.c (ix86_add_new_builtins): New function to add
3631 new builtins when the ISA changes.
3632 (ix86_valid_target_attribute_tree): Rename from
3633 ix86_valid_option_attribute_tree. Change callers. If the
3634 function specified optimization options, use those as the starting
3635 point before setting up the target attributes. If the
3636 optimization options were changed in the course of setting the
3637 target attributes, record the new optimization options.
3638 (ix86_valid_target_attribute_tree_inner_p): Rename from
3639 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
3640 ix86_add_new_builtins if the ISA changed.
3641 (ix86_valid_target_attribute_p): Rename from
3642 ix86_valid_option_attribute_p. Change callers.
3643 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
3644 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
3645 as delayed builtin functions.
3646 (struct builtin_isa): New structure to record builtin functions
3647 that should be delayed until the ISA for that function is used.
3648 (ix86_builtins_isa): Change from int to struct to track builtin
3649 functions we want to declare at some point.
3650 (def_builtin): If the front end can delay defining the builtin
3651 functions, don't create builtins for ISAs not part of the default
3652 options.
3653 (def_builtin_const): Ditto.
3654 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
3655 __builtin_ia32_pcmov_v2di to be different builtin functions.
3656 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
3657 a structure instead of an int.
3658 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
3659 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
3660 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3661 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3662
3663 * config/ia64/ia64.h
3664 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3665 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3666
3667 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
3668 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
3669 (LANG_HOOKS_INITIALIZER): Add
3670 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
3671
3672 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
3673
3674 PR target/37270
3675 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
3676 the reload address with the index register for SFmode
3677 access with a displacement.
3678
3679 2008-08-30 Jan Hubicka <jh@suse.cz>
3680
3681 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
3682 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
3683 * dojump.c (do_jump): Likewise.
3684 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
3685 (note-if_info): Add BRANCH_COST.
3686 (noce_try_store_flag_constants, noce_try_addcc,
3687 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
3688 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
3689 find_if_case_2): Use computed branch cost.
3690 * expr.h (BRANCH_COST): Update default.
3691 * predict.c (predictable_edge_p): New function.
3692 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
3693 Update BRANCH_COST call.
3694 * basic-block.h (predictable_edge_p): Declare.
3695 * config/alpha/alpha.h (BRANCH_COST): Update.
3696 * config/frv/frv.h (BRANCH_COST): Update.
3697 * config/s390/s390.h (BRANCH_COST): Update.
3698 * config/spu/spu.h (BRANCH_COST): Update.
3699 * config/sparc/sparc.h (BRANCH_COST): Update.
3700 * config/m32r/m32r.h (BRANCH_COST): Update.
3701 * config/i386/i386.h (BRANCH_COST): Update.
3702 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
3703 BRANCH_COST.
3704 * config/sh/sh.h (BRANCH_COST): Update.
3705 * config/pdp11/pdp11.h (BRANCH_COST): Update.
3706 * config/avr/avr.h (BRANCH_COST): Update.
3707 * config/crx/crx.h (BRANCH_COST): Update.
3708 * config/xtensa/xtensa.h (BRANCH_COST): Update.
3709 * config/stormy16/stormy16.h (BRANCH_COST): Update.
3710 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
3711 * config/iq2000/iq2000.h (BRANCH_COST): Update.
3712 * config/ia64/ia64.h (BRANCH_COST): Update.
3713 * config/rs6000/rs6000.h (BRANCH_COST): Update.
3714 * config/arc/arc.h (BRANCH_COST): Update.
3715 * config/score/score.h (BRANCH_COST): Update.
3716 * config/arm/arm.h (BRANCH_COST): Update.
3717 * config/pa/pa.h (BRANCH_COST): Update.
3718 * config/mips/mips.h (BRANCH_COST): Update.
3719 * config/vax/vax.h (BRANCH_COST): Update.
3720 * config/h8300/h8300.h (BRANCH_COST): Update.
3721 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
3722 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
3723 * doc/tm.texi (BRANCH_COST): Update.
3724
3725 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
3726
3727 PR target/37283
3728 * config/arm/arm.c (arm_optimization_options): Set
3729 flag_section_anchors to 2 instead of 1 to distinguish it from
3730 -fsection-anchors given explicitely on the command line.
3731
3732 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
3733
3734 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
3735 final insn of a split.
3736
3737 2008-08-30 Jan Hubicka <jh@suse.cz>
3738
3739 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
3740 optimized for speed.
3741 * final.c (compute_alignments): Use optimize_bb_for_size_p.
3742 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
3743 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
3744 flag_gcse_after_reload_set): New static vars.
3745 (common_handle_option): Enable those flags for profile-use.
3746 (decode_options): Remove optimize_size flags that are handled
3747 on higher granuality.
3748 * tree-vectorizer.c (vectorize_loops): Use
3749 optimize_loop_nest_for_speed_p.
3750 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
3751 * tree-predcom.c (tree_predictive_commoning): Use
3752 optimize_loop_for_speed_p.
3753 * varasm.c (assemble_start_function): Use
3754 optimize_function_for_speed_p.
3755 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
3756 * predict.c (optimize_loop_for_speed_p): Fix walk.
3757
3758 2008-08-30 Jan Hubicka <jh@suse.cz>
3759
3760 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
3761 functions.
3762 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
3763 profile presence locally.
3764
3765 2008-08-29 Joseph Myers <joseph@codesourcery.com>
3766
3767 PR bootstrap/37086
3768 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
3769 versions before 4.0.
3770
3771 2008-08-29 Jan Hubicka <jh@suse.cz>
3772
3773 * tree-inline.c (insert_init_stmt): Insert sequence even when
3774 not in SSA form.
3775
3776 2008-08-29 Jeff Law <law@redhat.com>
3777
3778 * mn10300.c (mn10300_secondary_reload_class): We need secondary
3779 reloads for AM33-2 if IN is a pseudo with an equivalent memory
3780 location and class is an FP register.
3781
3782 2008-08-29 Jan Hubicka <jh@suse.cz>
3783
3784 * see.c (see_merge_one_def_extension): Silence used uninitialized
3785 warning.
3786 * matrix-reorg.c (check_allocation_function): Likewise.
3787 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
3788
3789 2008-08-29 Jakub Jelinek <jakub@redhat.com>
3790
3791 PR c/37261
3792 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
3793 compute new & and | in type rather than TREE_TYPE (arg0).
3794
3795 * dwarf2out.c (fortran_common): Update comment.
3796 (gen_variable_die): Swap com_die and var_die variables in Fortran
3797 COMMON block handling code.
3798
3799 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
3800
3801 * dwarf2out.c (gen_const_die): New function.
3802 (size_of_die, value_format, output_die): Output larger
3803 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
3804 (native_encode_initializer): New function.
3805 (tree_add_const_value_attribute): Call it.
3806 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
3807
3808 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
3809 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
3810 TREE_THIS_VOLATILE to add_type_attribute.
3811
3812 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
3813 types.
3814 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
3815 types.
3816
3817 * dwarf2out.c (loc_by_reference): New function.
3818 (add_location_or_const_value_attribute): Use it.
3819
3820 PR fortran/23057
3821 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
3822 as DW_TAG_variable children of DW_TAG_common_block rather than
3823 DW_TAG_member children. Put DW_AT_external to individual
3824 DW_TAG_variable DIEs, not to DW_TAG_common_block.
3825
3826 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
3827 loc_descriptor_from_tree_1.
3828
3829 PR fortran/29635
3830 PR fortran/23057
3831 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
3832 arguments to imported_module_or_decl.
3833 (debug_nothing_tree_tree): Removed.
3834 (debug_nothing_tree_tree_tree_bool): New prototype.
3835 * debug.c (do_nothing_debug_hooks): Adjust.
3836 (debug_nothing_tree_tree): Removed.
3837 (debug_nothing_tree_tree_tree_bool): New function.
3838 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
3839 (gen_variable_die): Put all common vars for the
3840 same COMMON block under one DW_TAG_common_block.
3841 (declare_in_namespace): Return new context_die, for Fortran
3842 return the module DIE instead of adding extra declarations into
3843 the namespace.
3844 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
3845 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
3846 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
3847 DW_AT_declaration.
3848 (dwarf2out_global_decl): Don't skip Fortran global vars.
3849 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
3850 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
3851 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
3852 DW_TAG_imported_declaration as child of previous
3853 DW_TAG_imported_module.
3854 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
3855 * sdbout.c (sdb_debug_hooks): Likewise.
3856 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3857
3858 2008-08-29 Jan Hubicka <jh@suse.cz>
3859
3860 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
3861
3862 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
3863 * ipa-cp.c (n_cloning_candidates): New static variable.
3864 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
3865 (ipcp_print_all_lattices): Improve debug output.
3866 (ipcp_cloning_candidate_p): New function.
3867 (ipcp_initialize_node_lattices): Use it.
3868 (ipcp_init_stage): Do only analyzis here; prettier debug output.
3869 (ipcp_propagate_stage): Prettier debug output.
3870 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
3871 (ipcp_print_all_structures): Remove.
3872 (ipcp_need_redirect_p): Test !n_cloning_candidates.
3873 (ipcp_insert_stage): Prettier debug output; call
3874 cgraph_remove_unreachable_nodes before propagating.
3875 (pass_ipa_cp): Schedule function removal pass.
3876 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
3877 debug output.
3878 (cgraph_maybe_hot_edge_p): Move to ...
3879 * predict.c (cgraph_maybe_hot_edge_p) ... here.
3880 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
3881 (common_handle_option): Set them; enable ipa-cp when profiling.
3882 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
3883 (ipa_print_all_jump_functions): Likewise.
3884 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
3885 (ipa_print_node_params, ipa_print_all_params): New.
3886 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
3887 ipa_print_all_param_flags): Remove.
3888 (ipa_print_node_params, ipa_print_all_params): New.
3889
3890 2008-08-29 Bob Wilson <bob.wilson@acm.org>
3891
3892 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
3893 change from 2008-04-03.
3894 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
3895
3896 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3897
3898 PR rtl-opt/37251
3899 * ira-color.c (push_allocnos_to_stack): Truncate
3900 removed_splay_allocno_vec.
3901
3902 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3903
3904 PR rtl-opt/37243
3905 * ira-color (ira_fast_allocation): Don't assign hard registers to
3906 global allocnos.
3907
3908 2008-08-29 Jan Hubicka <jh@suse.cz>
3909
3910 PR middle-end/37278
3911 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
3912 for cold internal loops.
3913
3914 2008-08-29 Richard Guenther <rguenther@suse.de>
3915
3916 * tree-ssa-structalias.c (create_variable_info_for): Do not
3917 create fields for heap vars or vars with a noalias state.
3918 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
3919 from ESCAPED.
3920
3921 2008-08-29 Richard Guenther <rguenther@suse.de>
3922
3923 * common.opt (ftree-store-ccp): Mark as preserved for
3924 backward compatibility.
3925 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
3926 * tree-pass.h (pass_store_ccp): Remove.
3927 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
3928 (first_vdef): Remove declaration.
3929 (get_value_loaded_by): Likewise.
3930 * tree-ssa-ccp.c (do_store_ccp): Remove.
3931 (get_default_value): Simplify as do_store_ccp is always false
3932 now. Do not initialize mem_ref.
3933 (set_value_varying): Likewise.
3934 (canonicalize_float_value): Likewise.
3935 (set_lattice_value): Likewise.
3936 (likely_value): Likewise.
3937 (surely_varying_stmt_p): Likewise.
3938 (ccp_initialize): Likewise.
3939 (ccp_lattice_meet): Likewise.
3940 (ccp_visit_phi_node): Likewise.
3941 (ccp_fold): Likewise.
3942 (evaluate_stmt): Likewise.
3943 (visit_assignment): Likewise.
3944 (ccp_visit_stmt): Likewise.
3945 (execute_ssa_ccp): Fold into ...
3946 (do_ssa_ccp): ... this.
3947 (do_ssa_store_ccp): Remove.
3948 (gate_store_ccp): Likewise.
3949 (pass_store_ccp): Likewise.
3950 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
3951 initialize mem_ref.
3952 * tree-ssa-propagate.c (first_vdef): Remove.
3953 (get_value_loaded_by): Likewise.
3954 (replace_vuses_in): Likewise.
3955 (substitute_and_fold): Do not call replace_vuses_in.
3956 * opts.c (decode_options): Do not set flag_tree_store_ccp.
3957
3958 2008-08-29 Richard Guenther <rguenther@suse.de>
3959
3960 PR middle-end/37236
3961 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
3962 PARAM_NOALIAS tags with is_heapvar.
3963 * tree-ssa-operands.c (access_can_touch_variable): Offset
3964 based tests do not apply for heapvars. Fix offset test.
3965
3966 2008-08-29 Jan Hubicka <jh@suse.cz>
3967
3968 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
3969 (-fipa-cp-clone): Enabled by default at -O3.
3970 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
3971 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
3972
3973 2008-08-29 Jan Hubicka <jh@suse.cz>
3974
3975 * tree.c (build_function_type_skip_args,
3976 build_function_decl_skip_args): New functions.
3977 * tree.h (build_function_type_skip_args,
3978 build_function_decl_skip_args): Declare.
3979 * gimple.c (giple_copy_call_skip_args): New function.
3980 (giple_copy_call_skip_args): Declare.
3981
3982 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
3983 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
3984 (ipcp_node_modifiable_p): ... this one; use
3985 tree_versionable_function_p.
3986 (ipcp_create_replace_map): Improve debug output.
3987 (ipcp_need_redirect_p): Return false when not clonning.
3988 (ipcp_update_callgraph): Skip args.
3989 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
3990 skip args.
3991 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
3992 (save_inline_function_body): Update call of tree_function_versioning.
3993 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
3994 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
3995 argument.
3996 (tree_function_versioning): Likewise.
3997 * tree-inline.h (tree_function_versioning): Update prototype.
3998
3999 2008-08-29 Jan Hubicka <jh@suse.cz>
4000
4001 * loop-unswitch.c (unswitch_single_loop): Use
4002 optimize_loop_for_speed_p.
4003 * tree-ssa-threadupdate.c (mark_threaded_blocks):
4004 Use optimize_function_for_size_p.
4005 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
4006 * postreload-gcse.c (eliminate_partially_redundant_load):
4007 Use optimize_bb_for_size_p.
4008 * value-prof.c (gimple_divmod_fixed_value_transform,
4009 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
4010 gimple_stringops_transform): Use optimize_bb_for_size_p.
4011 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
4012 * final.c (compute_alignments): Use optimize_function_for_size_p.
4013 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
4014 (fold_builtin_strcpy, fold_builtin_fputs): Use
4015 optimize_function_for_size_p.
4016 * fold-const.c (tree_swap_operands_p): Use
4017 optimize_function_for_size_p.
4018 * recog.c (relax_delay_slots): Likewise.
4019 * tree-ssa-math-opts.c (replace_reciprocal):
4020 Use optimize_bb_for_speed_p.
4021 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
4022 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
4023 optimize_function_for_size_p.
4024 (cgraph_decide_inlining_of_small_function): Use
4025 optimize_function_for_size_p.
4026 * global.c (find_reg): Use optimize_function_for_size_p.
4027 * opts.c (decode_options): Do not clear flag_tree_ch,
4028 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
4029 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
4030 work it out from profile.
4031 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
4032 optimize_loop_for_speed_p.
4033 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4034 Constify argument.
4035 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
4036 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
4037 * tree-eh.c (decide_copy_try_finally): Use
4038 optimize_function_for_size_p.
4039 * local-alloc.c (block_alloc): Pass BB pointer.
4040 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
4041 * gcse.c (gcse_main): Use optimize_function_for_size_p.
4042 * loop-unroll.c (decide_unrolling_and_peeling):
4043 Use optimize_loop_for_size_p.
4044 (decide_peel_completely): Likewise.
4045 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
4046 optimize_loop_for_size_p.
4047 (vect_enhance_data_refs_alignment): Likewise.
4048 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
4049 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
4050 Update call.
4051 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
4052 (try_crossjump_bb): Use optimize_bb_for_size_p.
4053 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
4054 optimize_loop_for_speed_p.
4055 * bb-reorder.c (find_traces_1_round): Likewise.
4056 (copy_bb): Use optimize_bb_for_speed_p.
4057 (duplicate_computed_gotos): Likewise.
4058 * basic-block.h (optimize_loop_nest_for_size_p,
4059 optimize_loop_nest_for_speed_p): New.
4060 * stmt.c (expand_case): Use optimize_insn_for_size_p.
4061
4062 2008-08-29 Tristan Gingold <gingold@adacore.com>
4063
4064 * gcov.c (main): Call expandargv.
4065
4066 2008-08-29 Jan Hubicka <jh@suse.cz>
4067
4068 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
4069 is not cold.
4070 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4071 Constify arguments.
4072 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
4073 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4074 Constify.
4075 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
4076
4077 2008-08-29 Jan Hubicka <jh@suse.cz>
4078
4079 * tree-pass.h (pass_strip_predict_hints): Declare.
4080 * predict.c (strip_builtin_expect): Rename to ...
4081 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
4082 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
4083 (tree_estimate_probability): Do not strip builtin_expect.
4084 (pass_strip_predict_hints): New pass.
4085 * tree-inline.c (expand_call_inline): When inlining cold function,
4086 predict it as unlikely.
4087 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
4088
4089 2008-08-29 Richard Guenther <rguenther@suse.de>
4090
4091 PR tree-optimization/37207
4092 * tree-vrp.c (extract_range_from_binary_expr): Also try
4093 to constant fold if only one of the operands is a constant.
4094
4095 2008-08-29 Nick Clifton <nickc@redhat.com>
4096
4097 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
4098 the same way as SYMBOL_REFs.
4099
4100 2008-08-28 Bob Wilson <bob.wilson@acm.org>
4101
4102 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
4103
4104 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
4105
4106 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
4107 * config/mips/mips.md (branch_likely): Remove const. Fix
4108 comment formatting.
4109 (define_delay for type "branch"): Change to only apply for branch
4110 with likely variant.
4111 (define_delay for type "branch" and "branch_likely" no). New delay
4112 definition.
4113 (equality_op): New code iterator.
4114 (bbv, bbinv): New code attributes.
4115 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
4116 patterns.
4117
4118 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4119 Andrew Pinski <pinskia@gcc.gnu.org>
4120
4121 PR 18050
4122 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
4123
4124 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
4125
4126 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
4127 rule that a symbolic constant must be defined and >= 0 for the
4128 corresponding facility to be present at compile-time.
4129 * gthr-posix.c: Likewise.
4130
4131 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
4132
4133 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
4134 * config/mips/mips.md (D): New mode attribute.
4135 (mulsi3, muldi3): Merge it into ...
4136 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
4137 (muldi3_mul3): New pattern.
4138 (mulsi3_mult3): Rename to mulsi3_mul3.
4139
4140 2008-08-28 Jan Hubicka <jh@suse.cz>
4141
4142 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
4143 to fail.
4144 * predict.c (always_optimize_for_size_p): Rename to ...
4145 (optimize_function_for_size): ... this one; make extern.
4146 (optimize_function_for_speed_p): New.
4147 (optimize_bb_for_size_p, optimize_bb_for_size_p,
4148 optimize_edge_for_size_p,optimize_edge_for_size_p,
4149 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
4150 * basic-block.h (optimize_function_for_size_p,
4151 optimize_function_for_speed_p): Declare.
4152 * i386.md (optimize_size checks): Replace them by appropriate
4153 predicate.
4154 (standard_80387_constant_p, ix86_compute_frame_layout,
4155 ix86_expand_epilogue, ix86_decompose_address,
4156 print_operand, emit_i387_cw_initialization,
4157 inline_memory_move_cost, ix86_pad_returns,
4158 ix86_reorg): Replace optimize_size checks.
4159
4160 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
4161
4162 * rtl.h (simplify_subreg_regno): Declare.
4163 * rtlanal.c (simplify_subreg_regno): New function, split out from...
4164 * simplify-rtx.c (simplify_subreg): ...here.
4165 * reload.c (find_reloads): Use simplify_subreg_regno instead of
4166 subreg_offset_representable_p.
4167
4168 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4169
4170 PR c/30949
4171 * c-typeck.c (convert_for_assignment): Give a note describing what
4172 was passed and what was expected.
4173
4174 2008-08-28 Joey Ye <joey.ye@intel.com>
4175
4176 * doc/extend.texi: Document AVX built-in functions.
4177 * doc/invoke.texi: Document -mavx.
4178
4179 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
4180 Joey Ye <joey.ye@intel.com>
4181 Xuepeng Guo <xuepeng.guo@intel.com>
4182
4183 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
4184
4185 * config/i386/cpuid.h (bit_FMA): New.
4186 (bit_XSAVE): Likewise.
4187 (bit_OSXSAVE): Likewise.
4188 (bit_AVX): Likewise.
4189
4190 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
4191 define. Use ASM_OUTPUT_AVX_PREFIX.
4192
4193 * config/i386/gmmintrin.h: New.
4194
4195 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
4196 (OPTION_MASK_ISA_AVX_SET): New.
4197 (OPTION_MASK_ISA_FMA_SET): Likewise.
4198 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
4199 (OPTION_MASK_ISA_FMA_SET): Likewise.
4200 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
4201 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
4202 (pta_flags): Add PTA_AVX and PTA_FMA.
4203 (override_options): Handle PTA_AVX and PTA_FMA.
4204 (init_cumulative_args): Handle warn_avx.
4205 (classify_argument): Return 0 for COImode and OImode. Return
4206 1 and X86_64_AVX_CLASS for 256bit vector types.
4207 (examine_argument): Handle X86_64_AVX_CLASS.
4208 (construct_container): Likewise.
4209 (function_arg_advance_32): Pass OImode and 256bit vector types
4210 in AVX register.
4211 (function_arg_advance_64): Take a new argument to indicate if a
4212 parameter is named. Handle 256bit vector types. Return
4213 immediately for unnamed 256bit vector mode parameters.
4214 (function_arg_advance): Updated.
4215 (function_arg_32): Add comments for TImode. Handle OImode
4216 and 256bit vector types.
4217 (function_arg_64): Take a new argument to indicate if a
4218 parameter is named. Handle 256bit vector types. Return NULL
4219 for unnamed 256bit vector mode parameters.
4220 (function_arg): Updated.
4221 (setup_incoming_varargs_64): Support
4222 AVX encoding for *sse_prologue_save_insn.
4223 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
4224 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
4225 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
4226 enabled, otherwise return -3.
4227 (standard_sse_constant_opcode): Handle AVX and 256bit vector
4228 modes.
4229 (print_reg): Support AVX registers. Handle 'x' and 't'.
4230 Handle 'd' to duplicate the operand.
4231 (print_operand): Likewise. Also support AVX vector compare
4232 instructions.
4233 (output_387_binary_op): Support AVX.
4234 (output_fp_compare): Likewise.
4235 (ix86_expand_vector_move_misalign): Likewise.
4236 (ix86_attr_length_vex_default): New.
4237 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
4238 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
4239 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
4240 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
4241 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
4242 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
4243 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
4244 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
4245 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
4246 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
4247 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
4248 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
4249 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
4250 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
4251 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
4252 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
4253 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
4254 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
4255 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
4256 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
4257 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
4258 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
4259 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
4260 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
4261 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
4262 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
4263 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
4264 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
4265 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
4266 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
4267 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
4268 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
4269 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
4270 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
4271 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
4272 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
4273 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
4274 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
4275 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
4276 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
4277 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
4278 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
4279 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
4280 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
4281 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
4282 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
4283 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
4284 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
4285 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
4286 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
4287 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
4288 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
4289 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
4290 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
4291 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
4292 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
4293 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
4294 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
4295 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
4296 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
4297 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
4298 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
4299 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
4300 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
4301 and IX86_BUILTIN_MOVMSKPS256,
4302 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
4303 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
4304 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
4305 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
4306 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
4307 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
4308 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
4309 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
4310 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
4311 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
4312 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
4313 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
4314 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
4315 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
4316 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
4317 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
4318 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
4319 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
4320 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
4321 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
4322 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
4323 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
4324 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
4325 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
4326 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
4327 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
4328 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
4329 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
4330 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
4331 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
4332 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
4333 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
4334 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
4335 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
4336 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
4337 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
4338 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
4339 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
4340 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
4341 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
4342 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
4343 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
4344 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
4345 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
4346 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
4347 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
4348 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
4349 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
4350 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
4351 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
4352 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
4353 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
4354 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
4355 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
4356 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
4357 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
4358 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
4359 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
4360 IX86_BUILTIN_CMPPS,
4361 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
4362 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
4363 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
4364 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
4365 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
4366 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
4367 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
4368 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
4369 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
4370 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
4371 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
4372 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
4373 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
4374 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
4375 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
4376 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
4377 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
4378 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
4379 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
4380 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
4381 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
4382 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
4383 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
4384 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
4385 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
4386 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
4387 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
4388 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
4389 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
4390 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
4391 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
4392 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
4393 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
4394 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
4395 IX86_BUILTIN_MOVMSKPS256.
4396 (ix86_init_mmx_sse_builtins): Support AVX builtins.
4397 (ix86_expand_args_builtin): Likewise.
4398 (ix86_expand_special_args_builtin): Likewise.
4399 (ix86_hard_regno_mode_ok): Handle AVX modes.
4400 (ix86_expand_vector_init_duplicate): Likewise.
4401 (ix86_expand_vector_init_one_nonzero): Likewise.
4402 (ix86_expand_vector_init_one_var): Likewise.
4403 (ix86_expand_vector_init_concat): Likewise.
4404 (ix86_expand_vector_init_general): Likewise.
4405 (ix86_expand_vector_set): Likewise.
4406 (ix86_vector_mode_supported_p): Likewise.
4407 (x86_extended_reg_mentioned_p): Check INSN_P before using
4408 PATTERN.
4409
4410 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
4411 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
4412
4413 * config/i386/i386.h (TARGET_AVX): New.
4414 (TARGET_FMA): Likewise.
4415 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
4416 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
4417 (VALID_AVX256_REG_MODE): New.
4418 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4419 (AVX_FLOAT_MODE_P): Likewise.
4420 (AVX128_VEC_FLOAT_MODE_P): Likewise.
4421 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4422 (AVX_VEC_FLOAT_MODE_P): Likewise.
4423 (ASM_OUTPUT_AVX_PREFIX): Likewise.
4424 (ASM_OUTPUT_OPCODE): Likewise.
4425 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
4426 support.
4427 (SSE_REG_MODE_P): Allow 256bit vector modes.
4428 (ix86_args): Add a warn_avx field.
4429
4430 * config/i386/i386.md (UNSPEC_PCMP): New.
4431 (UNSPEC_VPERMIL): Likewise.
4432 (UNSPEC_VPERMIL2): Likewise.
4433 (UNSPEC_VPERMIL2F128): Likewise.
4434 (UNSPEC_MASKLOAD): Likewise.
4435 (UNSPEC_MASKSTORE): Likewise.
4436 (UNSPEC_CAST): Likewise.
4437 (UNSPEC_VTESTP): Likewise.
4438 (UNSPECV_VZEROALL): Likewise.
4439 (UNSPECV_VZEROUPPER): Likewise.
4440 (XMM0_REG): Likewise.
4441 (XMM1_REG): Likewise.
4442 (XMM2_REG): Likewise.
4443 (XMM3_REG): Likewise.
4444 (XMM4_REG): Likewise.
4445 (XMM5_REG): Likewise.
4446 (XMM6_REG): Likewise.
4447 (XMM8_REG): Likewise.
4448 (XMM9_REG): Likewise.
4449 (XMM10_REG): Likewise.
4450 (XMM11_REG): Likewise.
4451 (XMM12_REG): Likewise.
4452 (XMM13_REG): Likewise.
4453 (XMM14_REG): Likewise.
4454 (XMM15_REG): Likewise.
4455 (prefix): Likewise.
4456 (prefix_vex_imm8): Likewise.
4457 (prefix_vex_w): Likewise.
4458 (length_vex): Likewise.
4459 (maxmin): Likewise.
4460 (movoi): Likewise.
4461 (*avx_ashlti3): Likewise.
4462 (*avx_lshrti3): Likewise.
4463 (*avx_setcc<mode>): Likewise.
4464 (*fop_<mode>_comm_mixed_avx): Likewise.
4465 (*fop_<mode>_comm_avx): Likewise.
4466 (*fop_<mode>_1_mixed_avx): Likewise.
4467 (*fop_<mode>_1_avx): Likewise.
4468 (*avx_<code><mode>3): Likewise.
4469 (*avx_ieee_smin<mode>3): Likewise.
4470 (*avx_ieee_smax<mode>3): Likewise.
4471 (mode): Add OI, V8SF and V4DF.
4472 (length): Support VEX prefix.
4473 (*cmpfp_i_mixed): Set prefix attribute.
4474 (*cmpfp_i_sse): Likewise.
4475 (*cmpfp_iu_mixed): Likewise.
4476 (*cmpfp_iu_sse): Likewise.
4477 (*movsi_1): Support AVX.
4478 (*movdi_2): Likewise.
4479 (*movdi_1_rex64): Likewise.
4480 (*movti_internal): Likewise.
4481 (*movti_rex64): Likewise.
4482 (*movsf_1): Likewise.
4483 (*movdf_nointeger): Likewise.
4484 (*movdf_integer_rex64): Likewise.
4485 (*movtf_internal): Likewise.
4486 (zero_extendsidi2_32): Likewise.
4487 (zero_extendsidi2_rex64): Likewise.
4488 (*extendsfdf2_mixed): Likewise.
4489 (*extendsfdf2_sse): Likewise.
4490 (*truncdfsf_fast_mixed): Likewise.
4491 (*truncdfsf_fast_sse): Likewise.
4492 (*truncdfsf_mixed): Likewise.
4493 (fix_trunc<mode>di_sse): Likewise.
4494 (fix_trunc<mode>si_sse): Likewise.
4495 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
4496 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
4497 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
4498 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
4499 (*rcpsf2_sse): Likewise.
4500 (*rsqrtsf2_sse): Likewise.
4501 (*sqrt<mode>2_sse): Likewise.
4502 (sse4_1_round<mode>2): Likewise.
4503 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
4504 Support AVX. Set length attribute properly for AVX.
4505
4506 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
4507 (VECTOR_MODES (FLOAT, 32)): Likewise.
4508 (VECTOR_MODE (INT, DI, 8)): Likewise.
4509 (VECTOR_MODE (INT, HI, 32)): Likewise.
4510 (VECTOR_MODE (INT, QI, 64)): Likewise.
4511 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
4512 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
4513 (VECTOR_MODE (INT, DI, 4)): Removed.
4514 (VECTOR_MODE (INT, SI, 8)): Likewise.
4515 (VECTOR_MODE (INT, HI, 16)): Likewise.
4516 (VECTOR_MODE (INT, QI, 32)): Likewise.
4517 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
4518 (INT_MODE (OI, 32)): Likewise.
4519
4520 * config/i386/i386.opt (mavx): New.
4521 (mfma): Likewise.
4522
4523 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
4524
4525 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
4526 (*mov<mode>_internal_avx): New.
4527 (*movv2sf_internal_rex64_avx): Likewise.
4528 (*movv2sf_internal_avx): Likewise.
4529
4530 * config/i386/predicates.md (const_4_to_5_operand): New.
4531 (const_6_to_7_operand): Likewise.
4532 (const_8_to_11_operand): Likewise.
4533 (const_12_to_15_operand): Likewise.
4534 (avx_comparison_float_operator): Likewise.
4535
4536 * config/i386/sse.md (AVX256MODEI): New.
4537 (AVX256MODE): Likewise.
4538 (AVXMODEQI): Likewise.
4539 (AVXMODE): Likewise.
4540 (AVX256MODEF2P): Likewise.
4541 (AVX256MODE2P): Likewise.
4542 (AVX256MODE4P): Likewise.
4543 (AVX256MODE8P): Likewise.
4544 (AVXMODEF2P): Likewise.
4545 (AVXMODEF4P): Likewise.
4546 (AVXMODEDCVTDQ2PS): Likewise.
4547 (AVXMODEDCVTPS2DQ): Likewise.
4548 (avxvecmode): Likewise.
4549 (avxvecpsmode): Likewise.
4550 (avxhalfvecmode): Likewise.
4551 (avxscalarmode): Likewise.
4552 (avxcvtvecmode): Likewise.
4553 (avxpermvecmode): Likewise.
4554 (avxmodesuffixf2c): Likewise.
4555 (avxmodesuffixp): Likewise.
4556 (avxmodesuffixs): Likewise.
4557 (avxmodesuffix): Likewise.
4558 (vpermilbits): Likewise.
4559 (pinsrbits): Likewise.
4560 (mov<mode>): Likewise.
4561 (*mov<mode>_internal): Likewise.
4562 (push<mode>1): Likewise.
4563 (movmisalign<mode>): Likewise.
4564 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4565 (avx_movdqu<avxmodesuffix>): Likewise.
4566 (avx_lddqu<avxmodesuffix>): Likewise.
4567 (<plusminus_insn><mode>3): Likewise.
4568 (*avx_<plusminus_insn><mode>3): Likewise.
4569 (*avx_vm<plusminus_insn><mode>3): Likewise.
4570 (mul<mode>3): Likewise.
4571 (*avx_mul<mode>3): Likewise.
4572 (*avx_vmmul<mode>3): Likewise.
4573 (divv8sf3): Likewise.
4574 (divv4df3): Likewise.
4575 (avx_div<mode>3): Likewise.
4576 (*avx_div<mode>3): Likewise.
4577 (*avx_vmdiv<mode>3): Likewise.
4578 (avx_rcpv8sf2): Likewise.
4579 (*avx_vmrcpv4sf2): Likewise.
4580 (sqrtv8sf2): Likewise.
4581 (avx_sqrtv8sf2): Likewise.
4582 (*avx_vmsqrt<mode>2): Likewise.
4583 (rsqrtv8sf2): Likewise.
4584 (avx_rsqrtv8sf2): Likewise.
4585 (*avx_vmrsqrtv4sf2): Likewise.
4586 (<code><mode>3): Likewise.
4587 (*avx_<code><mode>3_finite): Likewise.
4588 (*avx_<code><mode>3): Likewise.
4589 (*avx_vm<code><mode>3): Likewise.
4590 (*avx_ieee_smin<mode>3): Likewise.
4591 (*avx_ieee_smax<mode>3): Likewise.
4592 (avx_addsubv8sf3): Likewise.
4593 (avx_addsubv4df3): Likewise.
4594 (*avx_addsubv4sf3): Likewise.
4595 (*avx_addsubv2df3): Likewise.
4596 (avx_h<plusminus_insn>v4df3): Likewise.
4597 (avx_h<plusminus_insn>v8sf3): Likewise.
4598 (*avx_h<plusminus_insn>v4sf3): Likewise.
4599 (*avx_h<plusminus_insn>v2df3): Likewise.
4600 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
4601 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
4602 (*avx_maskcmp<mode>3): Likewise.
4603 (avx_nand<mode>3): Likewise.
4604 (*avx_<code><mode>3): Likewise.
4605 (*avx_nand<mode>3): Likewise.
4606 (*avx_<code><mode>3): Likewise.
4607 (*avx_cvtsi2ss): Likewise.
4608 (*avx_cvtsi2ssq): Likewise.
4609 (*avx_cvtsi2sd): Likewise.
4610 (*avx_cvtsi2sdq): Likewise.
4611 (*avx_cvtsd2ss): Likewise.
4612 (avx_cvtss2sd): Likewise.
4613 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
4614 (avx_cvtps2dq<avxmodesuffix>): Likewise.
4615 (avx_cvttps2dq<avxmodesuffix>): Likewise.
4616 (*avx_cvtsi2sd): Likewise.
4617 (*avx_cvtsi2sdq): Likewise.
4618 (avx_cvtdq2pd256): Likewise.
4619 (avx_cvtpd2dq256): Likewise.
4620 (avx_cvttpd2dq256): Likewise.
4621 (*avx_cvtsd2ss): Likewise.
4622 (*avx_cvtss2sd): Likewise.
4623 (avx_cvtpd2ps256): Likewise.
4624 (avx_cvtps2pd256): Likewise.
4625 (*avx_movhlps): Likewise.
4626 (*avx_movlhps): Likewise.
4627 (avx_unpckhps256): Likewise.
4628 (*avx_unpckhps): Likewise.
4629 (avx_unpcklps256): Likewise.
4630 (*avx_unpcklps): Likewise.
4631 (avx_movshdup256): Likewise.
4632 (avx_movsldup256): Likewise.
4633 (avx_shufps256): Likewise.
4634 (avx_shufps256_1): Likewise.
4635 (*avx_shufps_<mode>): Likewise.
4636 (*avx_loadhps): Likewise.
4637 (*avx_storelps): Likewise.
4638 (*avx_loadlps): Likewise.
4639 (*avx_movss): Likewise.
4640 (*vec_dupv4sf_avx): Likewise.
4641 (*vec_concatv2sf_avx): Likewise.
4642 (*vec_concatv4sf_avx): Likewise.
4643 (*vec_setv4sf_0_avx): Likewise.
4644 (*vec_setv4sf_avx): Likewise.
4645 (*avx_insertps): Likewise.
4646 (avx_vextractf128<mode>): Likewise.
4647 (vec_extract_lo_<mode>): Likewise.
4648 (vec_extract_hi_<mode>): Likewise.
4649 (vec_extract_lo_<mode>): Likewise.
4650 (vec_extract_hi_<mode>): Likewise.
4651 (vec_extract_lo_v16hi): Likewise.
4652 (vec_extract_hi_v16hi): Likewise.
4653 (vec_extract_lo_v32qi): Likewise.
4654 (vec_extract_hi_v32qi): Likewise.
4655 (avx_unpckhpd256): Likewise.
4656 (*avx_unpckhpd): Likewise.
4657 (avx_movddup256): Likewise.
4658 (*avx_movddup): Likewise.
4659 (avx_unpcklpd256): Likewise.
4660 (*avx_unpcklpd): Likewise.
4661 (avx_shufpd256): Likewise.
4662 (avx_shufpd256_1): Likewise.
4663 (*avx_punpckhqdq): Likewise.
4664 (*avx_punpcklqdq): Likewise.
4665 (*avx_shufpd_<mode>): Likewise.
4666 (*avx_storehpd): Likewise.
4667 (*avx_loadhpd): Likewise.
4668 (*avx_loadlpd): Likewise.
4669 (*avx_movsd): Likewise.
4670 (*vec_concatv2df_avx): Likewise.
4671 (*avx_<plusminus_insn><mode>3): Likewise.
4672 (*avx_<plusminus_insn><mode>3): Likewise.
4673 (*avx_mulv8hi3): Likewise.
4674 (*avxv8hi3_highpart): Likewise.
4675 (*avx_umulv8hi3_highpart): Likewise.
4676 (*avx_umulv2siv2di3): Likewise.
4677 (*avx_mulv2siv2di3): Likewise.
4678 (*avx_pmaddwd): Likewise.
4679 (*avx_mulv4si3): Likewise.
4680 (*avx_ashr<mode>3): Likewise.
4681 (*avx_lshr<mode>3): Likewise.
4682 (*avx_ashl<mode>3): Likewise.
4683 (*avx_<code><mode>3): Likewise.
4684 (*avx_eq<mode>3): Likewise.
4685 (*avx_gt<mode>3): Likewise.
4686 (*avx_nand<mode>3): Likewise.
4687 (*avx_nand<mode>3): Likewise.
4688 (*avx_<code><mode>3): Likewise.
4689 (*avx_<code><mode>3): Likewise.
4690 (*avx_packsswb): Likewise.
4691 (*avx_packssdw): Likewise.
4692 (*avx_packuswb): Likewise.
4693 (*avx_punpckhbw): Likewise.
4694 (*avx_punpcklbw): Likewise.
4695 (*avx_punpckhwd): Likewise.
4696 (*avx_punpcklwd): Likewise.
4697 (*avx_punpckhdq): Likewise.
4698 (*avx_punpckldq): Likewise.
4699 (*avx_pinsr<avxmodesuffixs>): Likewise.
4700 (*avx_pinsrq): Likewise.
4701 (*avx_loadld): Likewise.
4702 (*vec_extractv2di_1_rex64_avx): Likewise.
4703 (*vec_extractv2di_1_avx): Likewise.
4704 (*vec_dupv2di_avx): Likewise.
4705 (*vec_concatv2si_avx): Likewise.
4706 (*vec_concatv4si_1_avx): Likewise.
4707 (*vec_concatv2di_avx): Likewise.
4708 (*vec_concatv2di_rex64_avx): Likewise.
4709 (*avx_uavgv16qi3): Likewise.
4710 (*avx_uavgv8hi3): Likewise.
4711 (*avx_psadbw): Likewise.
4712 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
4713 (*avx_phaddwv8hi3): Likewise.
4714 (*avx_phadddv4si3): Likewise.
4715 (*avx_phaddswv8hi3): Likewise.
4716 (*avx_phsubwv8hi3): Likewise.
4717 (*avx_phsubdv4si3): Likewise.
4718 (*avx_phsubswv8hi3): Likewise.
4719 (*avx_pmaddubsw128): Likewise.
4720 (*avx_pmulhrswv8hi3): Likewise.
4721 (*avx_pshufbv16qi3): Likewise.
4722 (*avx_psign<mode>3): Likewise.
4723 (*avx_palignrti): Likewise.
4724 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4725 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4726 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4727 (*avx_mpsadbw): Likewise.
4728 (*avx_packusdw): Likewise.
4729 (*avx_pblendvb): Likewise.
4730 (*avx_pblendw): Likewise.
4731 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4732 (avx_ptest256): Likewise.
4733 (avx_roundp<avxmodesuffixf2c>256): Likewise.
4734 (*avx_rounds<ssemodesuffixf2c>): Likewise.
4735 (*avx_aesenc): Likewise.
4736 (*avx_aesenclast): Likewise.
4737 (*avx_aesdec): Likewise.
4738 (*avx_aesdeclast): Likewise.
4739 (avx_vzeroupper): Likewise.
4740 (avx_vzeroupper_rex64): Likewise.
4741 (avx_vpermil<mode>): Likewise.
4742 (avx_vpermilvar<mode>3): Likewise.
4743 (avx_vpermil2<mode>3): Likewise.
4744 (avx_vperm2f128<mode>3): Likewise.
4745 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4746 (avx_vbroadcastss256): Likewise.
4747 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
4748 (avx_vinsertf128<mode>): Likewise.
4749 (vec_set_lo_<mode>): Likewise.
4750 (vec_set_hi_<mode>): Likewise.
4751 (vec_set_lo_<mode>): Likewise.
4752 (vec_set_hi_<mode>): Likewise.
4753 (vec_set_lo_v16hi): Likewise.
4754 (vec_set_hi_v16hi): Likewise.
4755 (vec_set_lo_v32qi): Likewise.
4756 (vec_set_hi_v32qi): Likewise.
4757 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4758 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4759 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
4760 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
4761 (vec_init<mode>): Likewise.
4762 (*vec_concat<mode>_avx): Likewise.
4763 (blendbits): Support V8SF and V4DF.
4764 (sse2_movq128): Support AVX.
4765 (<sse>_movnt<mode>): Likewise.
4766 (sse2_movntv2di): Likewise.
4767 (sse_rcpv4sf2): Likewise.
4768 (sse_sqrtv4sf2): Likewise.
4769 (sse_rsqrtv4sf2): Likewise.
4770 (<sse>_comi): Likewise.
4771 (<sse>_ucomi): Likewise.
4772 (sse_cvtss2si): Likewise.
4773 (sse_cvtss2si_2): Likewise.
4774 (sse_cvtss2siq): Likewise.
4775 (sse_cvtss2siq_2): Likewise.
4776 (sse_cvttss2si): Likewise.
4777 (sse_cvttss2siq): Likewise.
4778 (sse2_cvtsd2si): Likewise.
4779 (sse2_cvtsd2si_2): Likewise.
4780 (sse2_cvtsd2siq): Likewise.
4781 (sse2_cvtsd2siq_2): Likewise.
4782 (sse2_cvttsd2si): Likewise.
4783 (sse2_cvttsd2siq): Likewise.
4784 (sse2_cvtdq2pd): Likewise.
4785 (*sse2_cvtpd2dq): Likewise.
4786 (*sse2_cvttpd2dq): Likewise.
4787 (*sse2_cvtpd2ps): Likewise.
4788 (sse2_cvtps2pd): Likewise.
4789 (sse3_movshdup): Likewise.
4790 (sse3_movsldup): Likewise.
4791 (sse_storehps): Likewise.
4792 (*sse4_1_extractps): Likewise.
4793 (sse2_storelpd): Likewise.
4794 (vec_dupv2df_sse3): Likewise.
4795 (*vec_concatv2df_sse3): Likewise.
4796 (*sse4_1_pextrb): Likewise.
4797 (*sse4_1_pextrb_memory): Likewise.
4798 (*sse2_pextrw): Likewise.
4799 (*sse4_1_pextrw_memory): Likewise.
4800 (*sse4_1_pextrd): Likewise.
4801 (*sse4_1_pextrq): Likewise.
4802 (sse2_pshufd_1): Likewise.
4803 (sse2_pshuflw_1): Likewise.
4804 (sse2_pshufhw_1): Likewise.
4805 (*sse2_storeq_rex64): Likewise.
4806 (*vec_dupv4si): Likewise.
4807 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
4808 (sse2_pmovmskb): Likewise.
4809 (*sse2_maskmovdqu): Likewise.
4810 (*sse2_maskmovdqu_rex64): Likewise.
4811 (sse_ldmxcsr): Likewise.
4812 (sse_stmxcsr): Likewise.
4813 (abs<mode>2): Likewise.
4814 (sse4_1_movntdqa): Likewise.
4815 (sse4_1_phminposuw): Likewise.
4816 (sse4_1_extendv8qiv8hi2): Likewise.
4817 (*sse4_1_extendv8qiv8hi2): Likewise.
4818 (sse4_1_extendv4qiv4si2): Likewise.
4819 (*sse4_1_extendv4qiv4si2): Likewise.
4820 (sse4_1_extendv2qiv2di2): Likewise.
4821 (*sse4_1_extendv2qiv2di2): Likewise.
4822 (sse4_1_extendv4hiv4si2): Likewise.
4823 (*sse4_1_extendv4hiv4si2): Likewise.
4824 (sse4_1_extendv2hiv2di2): Likewise.
4825 (*sse4_1_extendv2hiv2di2): Likewise.
4826 (sse4_1_extendv2siv2di2): Likewise.
4827 (*sse4_1_extendv2siv2di2): Likewise.
4828 (sse4_1_zero_extendv8qiv8hi2): Likewise.
4829 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
4830 (sse4_1_zero_extendv4qiv4si2): Likewise.
4831 (*sse4_1_zero_extendv4qiv4si2): Likewise.
4832 (sse4_1_zero_extendv2qiv2di2): Likewise.
4833 (*sse4_1_zero_extendv2qiv2di2): Likewise.
4834 (sse4_1_zero_extendv4hiv4si2): Likewise.
4835 (*sse4_1_zero_extendv4hiv4si2): Likewise.
4836 (sse4_1_zero_extendv2hiv2di2): Likewise.
4837 (*sse4_1_zero_extendv2hiv2di2): Likewise.
4838 (sse4_1_zero_extendv2siv2di2): Likewise.
4839 (*sse4_1_zero_extendv2siv2di2): Likewise.
4840 (sse4_1_ptest): Likewise.
4841 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
4842 (sse4_2_pcmpestri): Likewise.
4843 (sse4_2_pcmpestrm): Likewise.
4844 (sse4_2_pcmpistri): Likewise.
4845 (sse4_2_pcmpistrm): Likewise.
4846 (aesimc): Likewise.
4847 (aeskeygenassist): Likewise.
4848
4849 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
4850
4851 * config/i386/predicates.md (vzeroall_operation): New.
4852
4853 * config/i386/sse.md (avx_vzeroall): New.
4854 (*avx_vzeroall): Likewise.
4855
4856 2008-08-28 Paul Brook <paul@codesourcery.com>
4857 Mark Shinwell <shinwell@codesourcery.com>
4858 Richard Earnshaw <richard.earnshaw@arm.com>
4859
4860 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
4861 (TARGET_MIN_ANCHOR_OFFSET): New.
4862 (arm_override_options): Set correct anchor ranges for Thumb-1
4863 and Thumb-2 if required.
4864 (legitimize_pic_address): Handle case involving a TLS symbol
4865 reference with an addend.
4866 (arm_optimization_options): Enable section anchors at -O1 and
4867 above.
4868 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
4869 * config/arm/arm-protos.h (arm_optimization_options): New.
4870
4871 2008-08-28 Nick Clifton <nickc@redhat.com>
4872
4873 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
4874 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
4875 attribute.
4876
4877 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
4878 * config/v850/v850.md (return): Remove frame size restriction.
4879
4880 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
4881
4882 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
4883
4884 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
4885
4886 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
4887
4888 2008-08-28 Paul Brook <paul@codesourcery.com>
4889
4890 * config/arm/vfp11.md: Update license notice.
4891 * config/arm/cortex-r4.md: Ditto.
4892
4893 2008-08-28 Richard Guenther <rguenther@suse.de>
4894
4895 PR tree-optimization/37207
4896 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
4897 tuplification bug.
4898
4899 2008-08-28 Dodji Seketeli <dodji@redhat.com>
4900
4901 PR c++/36741
4902 * tree.c (int_fits_type_p): Don't forget unsigned integers
4903 of type sizetype which higher end word equals -1.
4904
4905 2008-08-28 Ira Rosen <irar@il.ibm.com>
4906
4907 * target.h (struct vectorize): Add new target builtin.
4908 * tree-vectorizer.c (destroy_loop_vec_info): Call
4909 vect_free_slp_instance instead of vect_free_slp_node.
4910 * tree-vectorizer.h (enum slp_load_perm_type): New.
4911 (struct _slp_instance): Add new fields.
4912 (SLP_INSTANCE_LOAD_PERMUTATION): New.
4913 (SLP_INSTANCE_LOADS): New.
4914 (vect_free_slp_tree): Remove.
4915 (vect_free_slp_instance): Declare.
4916 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
4917 (vectorizable_load): Add argument.
4918 (vect_transform_slp_perm_load): New.
4919 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
4920 vectorizable_load.
4921 (vect_get_place_in_interleaving_chain): New function.
4922 (vect_free_slp_tree): Make static.
4923 (vect_free_slp_instance): New function.
4924 (vect_build_slp_tree): Add new arguments. Allow load permutations and
4925 collect the load location in the interleaving chain.
4926 (vect_supported_slp_permutation_p): New function.
4927 (vect_supported_load_permutation_p): Likewise.
4928 (vect_analyze_slp_instance): In case of loads permutation, call
4929 vect_supported_load_permutation_p to check that the permutation is
4930 supported.
4931 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
4932 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
4933 (vect_create_mask_and_perm): New function.
4934 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
4935 (vectorizable_load): Add an argument. Don't keep the created vectors
4936 statements in the node if permutation is required. Call
4937 vect_transform_slp_perm_load to generate the permutation.
4938 (vect_transform_stmt): Add new argument. Call vectorizable_load with
4939 additional argument.
4940 (vect_schedule_slp_instance): In case of loads permutation, allocate
4941 vectorized statements structure for all the related SLP nodes. Call
4942 vect_transform_stmt with addditional argument.
4943 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
4944 * config/spu/spu.c (spu_builtin_vec_perm): New.
4945 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
4946 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
4947 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
4948 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
4949
4950 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
4951
4952 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
4953 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
4954 __gthread_cond_signal, __gthread_cond_timedwait,
4955 __gthread_cond_timedwait_recursive): New functions.
4956 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
4957 Likewise.
4958 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
4959 thread interfaces.
4960
4961 2008-08-28 Richard Guenther <rguenther@suse.de>
4962
4963 PR middle-end/37005
4964 * fold-const.c (maybe_canonicalize_comparison_1): Require
4965 undefined overflow only for canonicalizing A +- CST cmp CST.
4966 Make sure to not generate new constants that are not inside
4967 their TYPE_MIN/MAX_VALUE range.
4968 (maybe_canonicalize_comparison): Remove undefined overflow
4969 checking from here.
4970 (fold_binary): Remove now duplicate folding.
4971
4972 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
4973
4974 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
4975 use not updated in the last change.
4976
4977 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
4978
4979 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
4980 (IRA_COVER_CLASSES): Add FPUL_REGS.
4981
4982 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4983
4984 PR 37217
4985 * c-common.c (conversion_warning): Check for null operands.
4986
4987 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4988
4989 PR c/31673
4990 * c-decl.c (check_for_loop_decls): Improve error message. Give
4991 hint.
4992
4993 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4994
4995 PR c/37186
4996 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
4997 (convert_for_assignment): Pass corrent OPT_W* parameter to
4998 WARN_FOR_ASSIGNMENT.
4999
5000 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
5001
5002 PR c++/35321
5003 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
5004
5005 2008-08-27 Paul Brook <paul@codesourcery.com>
5006
5007 * config.gcc: Loosen checks for arm uclinux eabi targets.
5008
5009 2008-08-27 Paul Brook <paul@codesourcery.com>
5010
5011 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
5012 _clzsi2.
5013 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
5014
5015 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
5016
5017 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
5018 the enumerators of an ENUMERAL_TYPE.
5019 * dbxout.c (dbxout_type): Ditto.
5020
5021 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
5022
5023 PR rtl-opt/37219
5024 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
5025 (fwprop_addr): Check that the loop_father is not the outer loop.
5026
5027 2008-08-26 Paul Brook <paul@codesourcery.com>
5028
5029 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
5030 Remove documentation entry for fmul type.
5031 Use fmuls to annotate single-precision multiplication patterns,
5032 fmuld to annotate double-precision multiplication patterns,
5033 fmacs to annotate single-precision multiply-accumulate patterns
5034 and fmacd to annotate double-precision multiply-accumulate patterns.
5035 * config/arm/vfp11.md: Update reservations accordingly.
5036 * config/arm/arm.md: Note that certain values of the "type"
5037 attribute are documented in vfp.md.
5038 * config/arm/arm1020e.md: Remove out of date duplicate comment.
5039 (v10_cvt): Use new fmul types.
5040
5041 2008-08-26 Paul Brook <paul@codesourcery.com>
5042
5043 * config/arm/vfp.md: Move pipeline description for VFP11 to...
5044 * config/arm/vfp11.md: ...here. New.
5045 * config/arm/arm.md: Include vfp11.md.
5046
5047 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
5048
5049 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
5050 parameter to inform call.
5051
5052 2008-08-26 Jeff Law <law@redhat.com>
5053
5054 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
5055 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
5056 preferred class when copying a constant into a partial word register.
5057
5058 2008-08-26 Ben Elliston <bje@au.ibm.com>
5059
5060 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
5061 * cp/typeck.c: Likewise.
5062 * cp/tree.c: Likewise.
5063 * gimple-low.c: Likewise.
5064 * jump.c: Likewise.
5065
5066 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
5067
5068 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
5069 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
5070
5071 * doc/passes.texi: Describe IRA.
5072
5073 * doc/tm.texi (IRA_COVER_CLASSES,
5074 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
5075
5076 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
5077 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
5078 -fira-propagate-cost, -fno-ira-share-save-slots,
5079 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
5080
5081 * flags.h (ira_algorithm): New enumeration.
5082 (flag_ira_algorithm, flag_ira_verbose): New external variable
5083 declarations.
5084
5085 * postreload.c (gate_handle_postreload): Don't do post reload
5086 optimizations unless the reload is completed.
5087
5088 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
5089 IRA.
5090
5091 * tree-pass.h (pass_ira): New external variable declaration.
5092
5093 * reload.h: Add 2008 to the Copyright.
5094
5095 * cfgloopanal.c: Include params.h.
5096 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
5097 mode.
5098
5099 * params.h (IRA_MAX_LOOPS_NUM): New macro.
5100
5101 * toplev.c (ira.h): New include.
5102 (flag_ira_algorithm, flag_ira_verbose): New external variables.
5103 (backend_init_target): Call ira_init.
5104 (backend_init): Call ira_init_once.
5105 (finalize): Call finish_ira_once.
5106
5107 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
5108 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
5109 external variables.
5110
5111 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
5112 may_move_out_cost): New external variable declarations.
5113 (move_table): New typedef.
5114
5115 * caller-save.c: Include headers output.h and ira.h.
5116 (no_caller_save_reg_set): New global variable.
5117 (save_slots_num, save_slots): New variables.
5118 (reg_save_code, reg_restore_code, add_stored_regs): Add
5119 prototypes.
5120 (init_caller_save): Set up no_caller_save_reg_set.
5121 (init_save_areas): Reset save_slots_num.
5122 (saved_hard_reg): New structure.
5123 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
5124 (initiate_saved_hard_regs, new_saved_hard_reg,
5125 finish_saved_hard_regs, saved_hard_reg_compare_func): New
5126 functions.
5127 (setup_save_areas): Add code for sharing stack slots.
5128 (all_blocks): New variable.
5129 (save_call_clobbered_regs): Process pseudo-register too.
5130 (mark_set_regs): Process pseudo-register too.
5131 (insert_one_insn): Put the insn after bb note in a empty basic
5132 block. Add insn check.
5133
5134 * global.c (eliminable_regset): Make it external.
5135 (mark_elimination): Use DF_LR_IN for IRA.
5136 (pseudo_for_reload_consideration_p): New.
5137 (build_insn_chain): Make it external. Don't ignore spilled
5138 pseudos for IRA. Use pseudo_for_reload_consideration_p.
5139 (gate_handle_global_alloc): New function.
5140 (pass_global_alloc): Add the gate function.
5141
5142 * opts.c (decode_options): Set up flag_ira. Print the warning for
5143 -fira.
5144 (common_handle_option): Process -fira-algorithm and -fira-verbose.
5145
5146 * timevar.def (TV_IRA, TV_RELOAD): New passes.
5147
5148 * regmove.c (regmove_optimize): Don't do replacement of output for
5149 IRA.
5150
5151 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
5152 New external variable declarations.
5153
5154 * local-alloc.c (update_equiv_regs): Make it external. Return
5155 true if jump label rebuilding should be done. Rescan new_insn for
5156 notes.
5157 (gate_handle_local_alloc): New function.
5158 (pass_local_alloc): Add the gate function.
5159
5160 * alias.c (value_addr_p, stack_addr_p): New functions.
5161 (nonoverlapping_memrefs_p): Use them for IRA.
5162
5163 * common.opt (fira, fira-algorithm, fira-coalesce,
5164 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
5165 fira-verbose): New options.
5166
5167 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
5168 move_cost, may_move_in_cost, may_move_out_cost): Make the
5169 variables external.
5170 (move_table): Remove typedef.
5171 (init_move_cost): Make it external.
5172 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
5173 functions.
5174
5175 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
5176 setup_reg_classes): New function prototypes.
5177 (eliminable_regset): New external variable declaration.
5178 (build_insn_chain, update_equiv_regs): New function prototypes.
5179
5180 * Makefile.in (IRA_INT_H): New definition.
5181 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
5182 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
5183 (reload1.o, toplev.o): Add dependence on ira.h.
5184 (cfgloopanal.o): Add PARAMS_H.
5185 (caller-save.o): Add dependence on output.h and ira.h.
5186 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
5187 ira-emit.o, ira-lives.o): New entries.
5188
5189 * passes.c (pass_ira): New pass.
5190
5191 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
5192
5193 * reload1.c (ira.h): Include the header.
5194 (changed_allocation_pseudos): New bitmap.
5195 (init_reload): Initiate the bitmap.
5196 (compute_use_by_pseudos): Permits spilled registers in FROM.
5197 (temp_pseudo_reg_arr): New variable.
5198 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
5199 IRA. Call alter_reg with the additional parameter. Don't clear
5200 spilled_pseudos for IRA. Restore original insn chain for IRA.
5201 Clear changed_allocation_pseudos at the end of reload.
5202 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
5203 (hard_regno_to_pseudo_regno): New variable.
5204 (count_pseudo): Check spilled pseudos. Set up
5205 hard_regno_to_pseudo_regno.
5206 (count_spilled_pseudo): Check spilled pseudos. Update
5207 hard_regno_to_pseudo_regno.
5208 (find_reg): Use better_spill_reload_regno_p. Check
5209 hard_regno_to_pseudo_regno.
5210 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
5211 code for IRA.
5212 (eliminate_regs_1): Use additional parameter for alter_reg.
5213 (finish_spills): Set up pseudo_previous_regs only for spilled
5214 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
5215 more arguments. Don't clear live_throughout and dead_or_set for
5216 spilled pseudos. Use additional parameter for alter_reg. Call
5217 mark_allocation_change. Set up changed_allocation_pseudos.
5218 Remove sanity check.
5219 (emit_input_reload_insns, delete_output_reload): Use additional
5220 parameter for alter_reg. Call mark_allocation_change.
5221 (substitute, gen_reload_chain_without_interm_reg_p): New
5222 functions.
5223 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
5224
5225 * testsuite/gcc.dg/20080410-1.c: New file.
5226
5227 * config/s390/s390.h (IRA_COVER_CLASSES,
5228 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
5229
5230 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
5231
5232 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
5233
5234 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
5235
5236 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
5237
5238 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
5239
5240 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
5241
5242 2008-08-24 Jeff Law <law@redhat.com>
5243 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
5244 when ignoring unavailable registers.
5245
5246 2008-08-24 Jeff Law <law@redhat.com>
5247 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
5248 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
5249 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
5250 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
5251
5252 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
5253 * ira-build.c (allocno_range_compare_func): Stabilize sort.
5254
5255 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
5256 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
5257 * reload1.c (find_reg): Process registers in register allocation order.
5258
5259 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
5260 * toplev.c (backend_init_target): Move ira_init call from
5261 here...
5262 (lang_dependent_init_target): ...to here.
5263
5264 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
5265 * ira.c (setup_class_subset_and_memory_move_costs): Don't
5266 calculate memory move costs for NO_REGS.
5267
5268 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
5269 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
5270 STACK_REGS is defined.
5271
5272 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
5273 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
5274
5275 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
5276 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
5277
5278 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
5279 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
5280 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
5281 barrier.
5282
5283 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
5284 Dorit Nuzman <dorit@il.ibm.com>
5285
5286 * gcc/config/spu/spu.md (vec_extract_evenv4si,
5287 vec_extract_evenv4sf, vec_extract_evenv8hi,
5288 vec_extract_evenv16qi, vec_extract_oddv4si,
5289 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
5290 vec_interleave_highv4sf, vec_interleave_lowv4sf,
5291 vec_interleave_highv4si, vec_interleave_lowv4si,
5292 vec_interleave_highv8hi, vec_interleave_lowv8hi,
5293 vec_interleave_highv16qi, vec_interleave_lowv16qi,
5294 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
5295
5296 2008-08-25 Janis Johnson <janis187@us.ibm.com>
5297
5298 PR target/36756
5299 * config/rs6000/rs6000.c (optimization_options): Don't default to
5300 section anchors without toplevel reorder.
5301
5302 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5303
5304 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
5305 (mfc_end_critical_section): Likewise.
5306
5307 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5308
5309 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
5310 all type qualifiers from element type to vector type.
5311
5312 2008-08-25 David Daney <ddaney@avtrex.com>
5313
5314 * config/mips/mips.md (immediate_insn): Move up in file, fix
5315 comment typo, reformat.
5316 (fetchop_bit, atomic_hiqi_op memory_barrier,
5317 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
5318 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
5319 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
5320 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
5321 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
5322 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
5323 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
5324 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
5325 sync_old_nand<mode>, sync_new_nand<mode>,
5326 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
5327 test_and_set_12): Moved to sync.md.
5328 (sync.md): Include.
5329 * config/mips/sync.md: New file.
5330
5331 2008-08-25 Richard Henderson <rth@redhat.com>
5332
5333 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
5334 (regsave): Likewise.
5335 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
5336 (output_cfi_directive): Likewise.
5337 (div_data_align): New.
5338 (output_cfi): Use it.
5339
5340 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
5341
5342 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
5343 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
5344 (TARGET_OCTEON): New macro.
5345 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
5346 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
5347 (ISA_HAS_POP): New macro.
5348 * config/mips/driver-native.c (host_detect_local_cpu): Handle
5349 Octeon.
5350 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
5351 Handle Octeon.
5352 * config/mips/mips.md (cpu): Add octeon.
5353 (type): Add pop attribute value.
5354 (popcount<mode>2): New pattern.
5355 * doc/invoke.texi (-march=@var{arch}): Add octeon.
5356
5357 2008-08-24 Jan Hubicka <jh@suse.cz>
5358
5359 * doc/invoke.texi (-fipa-cp-clone): New option.
5360 (-fipa-cp): Update docs.
5361 (--param ipcp-unit-growth):New.
5362 * ipa-cp.c: Include fibheap.h, params.h
5363 (ipcp_initialize_node_lattices): When not cloning, all externally
5364 visible functions are bottom.
5365 (ipcp_need_redirect_p): Accept clones.
5366 (ipcp_insert_stage): Use cost driven heuristics.
5367 (max_count, dead_nodes): New static vars.
5368 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
5369 ipcp_const_param_count): New functions.
5370 * common.opt (ipa-cp-clone): New command line option.
5371 * params.def (ipcp-unit-growth): New.
5372
5373 2008-08-24 Jan Hubicka <jh@suse.cz>
5374
5375 * tree-inline.c (tree_function_versioning): Look harder
5376 for referenced vars.
5377
5378 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
5379
5380 PR tree-optimization/37185
5381 * matrix-reorg.c (transform_access_sites): Update changed stmt.
5382
5383 2008-08-23 Jan Hubicka <jh@suse.cz>
5384
5385 * ipa-cp.c (ipcp_analyze_node): New function.
5386 (ipcp_update_cloned_node): Use it.
5387 (ipcp_init_stage): Likewise.
5388 * ipa-inline.c (function_insertion_hook_holder): New static var.
5389 (analyze_function): Break out from ....
5390 (inline_generate_summary): Here; register insertion hook.
5391 (cgraph_decide_inlining): Remove hook.
5392 (add_new_function): New function.
5393
5394 2008-08-23 Jan Hubicka <jh@suse.cz>
5395
5396 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
5397
5398 2008-08-23 Jan Hubicka <jh@suse.cz>
5399
5400 * ipa-cp.c (constant_val_insert): Remove.
5401 (ipcp_propagate_one_const): Remove.
5402 (ipcp_create_replace_map): Always insert replacements to the map.
5403 (ipcp_insert_stage): Do not try to insert statements by hand.
5404 * tree-inline.c (insert_init_stmt): Break out from ...
5405 (setup_one_parameter): ... here; allow NULL BB pointer.
5406 (tree_function_versioning): Use setup_one_parameter to process
5407 replacement map.
5408
5409 2008-08-23 Jan Hubicka <jh@suse.cz>
5410
5411 * tree.c (decl_address_ip_invariant_p): New function.
5412 * tree.h (decl_address_ip_invariant_p): Declare.
5413 * gimple.c (strip_invariant_refs): Break out from ...
5414 (is_gimple_invariant_address): ... here
5415 (is_gimple_ip_invariant_address): New function.
5416 (is_gimple_ip_invariant): New function.
5417 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
5418 Declare.
5419
5420 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
5421 (ipcp_lat_is_insertable): All constants are insertable.
5422 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
5423 IPA_CONST_VALUE_REF.
5424 (ipcp_initialize_node_lattices): Propagate all types of operands.
5425 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
5426 (ipcp_create_replace_map): Reformat.
5427 (ipcp_need_redirect_p): Simplify.
5428 (ipcp_insert_stage): Check that argument is used before clonning.
5429 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
5430 IPA_CONST_REF.
5431 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
5432 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
5433 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
5434 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
5435 (jump_func_type): Remove IPA_CONST_VALUE_REF.
5436 * tree-inline.c (tree_function_versioning): Add variables referenced
5437 by replacing trees.
5438
5439 2008-08-23 Jan Hubicka <jh@suse.cz>
5440
5441 PR target/37094
5442 * i386.c (standard_80387_constant_p): Use optimize_size.
5443
5444 2008-08-23 Ira Rosen <irar@il.ibm.com>
5445
5446 PR tree-optimization/37161
5447 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
5448 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
5449 (vect_determine_vectorization_factor): Move the scalar type
5450 retrieval to vect_get_smallest_scalar_type.
5451 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
5452 scalar type. Remove redundant computation.
5453 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
5454 (vect_get_slp_defs): Take the type of RHS into account if
5455 necessary by calling vect_get_smallest_scalar_type. Call
5456 vect_get_constant_vectors with additional argument.
5457
5458 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5459
5460 PR 35648
5461 * doc/invoke.texi (Wwrite-strings): Clarify description.
5462
5463 2008-08-23 Ira Rosen <irar@il.ibm.com>
5464
5465 PR tree-optimization/37174
5466 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
5467 def stmt is a part of the loop before accessing its stmt_vec_info.
5468
5469 2008-08-22 Anatoly Sokolov <aesok@post.ru>
5470
5471 PR target/11259
5472 * config/avr/avr.md (UNSPEC_SWAP): New constants.
5473 (*swap): New insn pattern.
5474 (*ashlqi3): Rename from ashlqi3 insn pattern.
5475 (ashlqi3): New expanders.
5476 (*lshrqi3): Rename from lshrqi3 insn pattern.
5477 (lshrqi3): New expanders.
5478 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
5479 lshrqi3_const5, lshrqi3_const6): New splitters.
5480 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
5481 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
5482 peephole2 patterns.
5483
5484 2008-08-22 Richard Guenther <rguenther@suse.de>
5485
5486 PR tree-optimization/37078
5487 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
5488 [+INF, +INF] ranges.
5489
5490 2008-08-22 Richard Guenther <rguenther@suse.de>
5491
5492 PR tree-optimization/37143
5493 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
5494 a conversion statement instead of a copy.
5495
5496 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
5497
5498 PR target/37184
5499 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
5500 CCCmode, CCOmode and CCSmode destination modes.
5501
5502 PR target/37191
5503 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
5504 from different units in a single alternative.
5505 (*vec_extractv2sf_1): Ditto.
5506 (*vec_extractv2si_0): Ditto.
5507 (*vec_extractv2si_1): Ditto.
5508 * config/i386/sse.md (sse2_storehpd): Ditto.
5509 (sse2_storelpd): Ditto.
5510 (sse2_loadhpd): Ditto.
5511 (sse2_loadlpd): Ditto.
5512
5513 PR target/37197
5514 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
5515 (popcountsi2): Ditto.
5516 (clzdi2_abm): Ditto.
5517 (popcountdi2): Ditto.
5518 (clzhi2_abm): Ditto.
5519 (popcounthi2): Ditto.
5520
5521 2008-08-22 Richard Guenther <rguenther@suse.de>
5522
5523 PR middle-end/36548
5524 PR middle-end/37125
5525 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
5526 if the multiplication does not overflow.
5527
5528 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
5529
5530 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
5531
5532 2008-08-21 Richard Henderson <rth@redhat.com>
5533
5534 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
5535 spurrious comma from test.
5536 * configure: Rebuild.
5537
5538 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5539
5540 PR 30457
5541 * builtins.c (fold_builtin_next_arg): Add warning about undefined
5542 behaviour.
5543
5544 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
5545
5546 * c-tree.h (grokfield): New argument.
5547 * c-decl.c (grokfield): Handle new location argument.
5548 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
5549
5550 2008-08-21 Richard Guenther <rguenther@suse.de>
5551
5552 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
5553
5554 2008-08-21 Jan Hubicka <jh@suse.cz>
5555
5556 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
5557 (cgraph_add_function_insertion_hook,
5558 cgraph_remove_function_insertion_hook,
5559 cgraph_call_function_insertion_hooks): New functions.
5560 * cgraph.h (cgraph_add_function_insertion_hook,
5561 cgraph_remove_function_insertion_hook,
5562 cgraph_call_function_insertion_hooks): Declare.
5563 * ipa-reference.c (function_insertion_hook_holder): New variable.
5564 (check_operand, look_for_address_of): When checking late, do not care
5565 about module bitmaps.
5566 (add_new_function): New function.
5567 (generate_summary): Register hooks; zero module bitmaps.
5568 (propagate): Unregister hooks.
5569 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
5570 (add_new_function): New function.
5571 (generate_summary): Register hook.
5572 (propagate): Remove hook.
5573
5574 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
5575
5576 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
5577 * ipa-cp.c (ipcp_update_cloned_node): New function.
5578 (build_const_val): Handle functions correctly; bring type logic
5579 into sync with tree-inline.c
5580 (ipcp_init_stage): Take care of computing stuff needed by
5581 indirect inlining; update clones.
5582 (ipcp_generate_summary): Break out of ipcp_driver.
5583 (ipcp_driver): Do only execution and transformation.
5584 (pass_ipa_cp): Make IPA_PASS.
5585 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
5586 offset to address.
5587 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
5588 ipcp, some info is already available.
5589 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
5590 * tree-inline.c (remap_ssa_name): Unshare expression.
5591
5592 2008-08-21 Richard Guenther <rguenther@suse.de>
5593
5594 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
5595 a PHI ask VN if it is already available.
5596 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
5597 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
5598
5599 2008-08-21 Richard Guenther <rguenther@suse.de>
5600
5601 PR middle-end/36817
5602 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
5603 makes sure to produce a result of the correct type.
5604
5605 2008-08-21 Jan Hubicka <jh@suse.cz>
5606 Backport from LTO branch:
5607
5608 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5609 Jan Hubicka <jh@suse.cz>
5610
5611 * ipa-pure-const.c
5612 (init_state, finish_state, set_function_state, generate_summary):
5613 New functions.
5614 (scan_stmt): Renamed from scan_function. Changed to keep state in
5615 local static vars rather than cgraph aux field.
5616 (propagate): Renamed from static_execute. Changed to keep state in
5617 local static vars rather than cgraph aux field.
5618 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
5619 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
5620
5621 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
5622
5623 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
5624 * ipa-reference.c (init_function_info, generate_summary,
5625 propagate): New functions.
5626 (analyze_function): Call init_function_info.
5627 (static_execute): Stripped into generate_summary and propagate.
5628 (pass_ipa_reference): Made into ipa_opt_pass.
5629
5630 2008-08-21 Richard Guenther <rguenther@suse.de>
5631
5632 PR tree-optimization/37181
5633 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
5634 folding result.
5635 (extract_range_from_unary_expr): Likewise.
5636
5637 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5638
5639 * diagnostic.c (pedwarn_at): Rename as pedwarn.
5640 (pedwarn): Delete.
5641 * toplev.h (pedwarn_at): Likewise.
5642 * builtins.c: Update all calls to pedwarn.
5643 * c-lex.c: Likewise.
5644 * toplev.c: Likewise.
5645 * c-tree.h: Likewise.
5646 * c-decl.c: Likewise.
5647 * c-errors.c: Likewise.
5648 * c-typeck.c: Likewise.
5649 * c-common.c: Likewise.
5650 * c-parser.c: Likewise.
5651
5652 2008-08-20 Joseph Myers <joseph@codesourcery.com>
5653
5654 PR target/31070
5655 * config/sparc/sparc.c (function_arg_slotno): Handle structure
5656 with MODE_VECTOR_INT mode.
5657
5658 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5659
5660 PR middle-end/179
5661 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
5662 initialized outside the current module.
5663 (warn_uninitialized_var): Ignore left-hand side when walking the
5664 trees. Ignore address expressions. Examine VUSE operands in gimple
5665 statements with a variable declaration on the right-hand side.
5666
5667 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
5668
5669 PR bootstrap/37155
5670 * rtlanal.c (subreg_offset_representable_p): Revert last change.
5671
5672 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5673
5674 PR 35701
5675 * c-common.c (conversion_warning): Do not warn if applying bit-and
5676 operator to unsigned constant that fits in the target type.
5677
5678 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5679
5680 PR c++/35602
5681 * c-common.c (conversion_warning): Do not warn for artificial
5682 expressions.
5683
5684 2008-08-20 Richard Guenther <rguenther@suse.de>
5685
5686 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
5687 (extract_range_from_binary_expr): Fall back to constant propagation.
5688 (extract_range_from_unary_expr): Likewise.
5689
5690 2008-08-20 Richard Guenther <rguenther@suse.de>
5691
5692 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
5693 with TREE_THIS_VOLATILE on shared nodes.
5694 (fold_stmt_r): Likewise.
5695
5696 2008-08-20 Jakub Jelinek <jakub@redhat.com>
5697
5698 PR c/37171
5699 * c-parser.c (c_parser_attributes): For keywords use canonical
5700 spelling for attr_name.
5701
5702 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5703
5704 * value-prof.c (check_counter): Revert wrong call to error.
5705
5706 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5707
5708 * profile.c: Update calls to inform.
5709 * value-prof.c: Update calls to inform.
5710
5711 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5712
5713 * diagnostic.c (inform): Add an explicit location_t parameter.
5714 * toplev.h (inform): Update declaration.
5715 * builtins.c: Update all calls to inform.
5716 * c-common.c: Likewise.
5717 * c-decl.c: Likewise.
5718 * c-opts.c: Likewise.
5719 * c-pch.c: Likewise.
5720 * c-pragma.c: Likewise.
5721 * c-typeck.c: Likewise.
5722 * coverage.c: Likewise.
5723 * opts.c: Likewise.
5724 * toplev.c: Likewise.
5725 * tree-cfg.c: Likewise.
5726 * tree-ssa.c: Likewise.
5727
5728 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
5729
5730 PR target/37169
5731 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
5732 V2DI mode, for SSE4.1, use movq instead of vector set if the
5733 second element is zero and inter-unit moves are OK.
5734
5735 2008-08-20 Richard Guenther <rguenther@suse.de>
5736
5737 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
5738 properly handle conversion/copy chains after tuplification.
5739
5740 2008-08-20 Richard Guenther <rguenther@suse.de>
5741
5742 * passes.c (init_optimization_passes): Move the second
5743 forwprop pass before alias computation. Remove the second
5744 DCE pass. Remove the first dominator and phi copy/const
5745 prop passes.
5746
5747 2008-08-20 Nick Clifton <nickc@redhat.com>
5748
5749 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
5750 support of this feature. Do not assume that a sufficiently new
5751 assembler will support the feature regardless of the target type.
5752 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
5753 * configure: Regenerate.
5754
5755 2008-08-20 Richard Guenther <rguenther@suse.de>
5756
5757 * tree-vrp.c (found_in_subgraph): Remove.
5758 (live): New global static.
5759 (live_on_edge): New function.
5760 (blocks_visited): Remove.
5761 (register_edge_assert_for_2): Use live_on_edge.
5762 (find_conditional_asserts): Remove code dealing with
5763 found_in_subgraph. Do not walk the CFG.
5764 (find_switch_asserts): Likewise.
5765 (find_assert_locations_1): Renamed from find_assert_locations.
5766 Move finding assert locations for conditional and switch
5767 statements first. Update live bitmap. Do not walk the CFG.
5768 (find_assert_locations): New function.
5769 (insert_range_assertions): Remove entry of CFG walk.
5770 Adjust call to find_assert_locations.
5771 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
5772 that only can appear because of fake exit edges but assert we
5773 never try to insert on those.
5774 (fini_pre): Do not remove fake exit edges here...
5775 (execute_pre): ...but here, before committing edge inserts.
5776
5777 2008-08-19 Richard Guenther <rguenther@suse.de>
5778
5779 * passes.c (init_optimization_passes): Exchange store-ccp
5780 with a ccp pass.
5781
5782 2008-08-19 Rafael Espíndola <espindola@google.com>
5783
5784 * varasm.c (weak_decls): Move earlier in the file.
5785 (assemble_external): Add weak decls to the weak_decls list.
5786 (declare_weak): Don't add decls to the weak_decls list.
5787
5788 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
5789
5790 PR target/37157
5791 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
5792 before (sse2_shufpd_<mode>).
5793
5794 2008-08-19 Jakub Jelinek <jakub@redhat.com>
5795
5796 PR debug/37156
5797 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
5798 * tree.c (block_nonartificial_location): Likewise.
5799
5800 2008-08-19 Richard Guenther <rguenther@suse.de>
5801
5802 PR tree-optimization/35972
5803 PR tree-optimization/23094
5804 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
5805 parameter.
5806 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
5807 handle MISALIGNED_INDIRECT_REF.
5808 (get_ref_from_reference_ops): New helper.
5809 (vn_reference_lookup_pieces): Walk the use-def chain using the
5810 alias-oracle if requested.
5811 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
5812 walking the use-def chain.
5813 (compute_avail): But not here.
5814 (create_component_ref_by_pieces_1): Properly handle
5815 MISALIGNED_INDIRECT_REF.
5816 (do_regular_insertion): Handle fully redundant
5817 expressions after PHI-translation also for SSA_NAME values, not
5818 only constants. Correctly use edoubleprime for that.
5819
5820 2008-08-19 Ira Rosen <irar@il.ibm.com>
5821
5822 * tree-vectorizer.c (supportable_widening_operation): Support
5823 multi-step conversion, return the number of steps in such conversion
5824 and the required intermediate types.
5825 (supportable_narrowing_operation): Likewise.
5826 * tree-vectorizer.h (vect_pow2): New function.
5827 (supportable_widening_operation): Change argument types.
5828 (supportable_narrowing_operation): Likewise.
5829 (vectorizable_type_promotion): Add an argument.
5830 (vectorizable_type_demotion): Likewise.
5831 * tree-vect-analyze.c (vect_analyze_operations): Call
5832 vectorizable_type_promotion and vectorizable_type_demotion with
5833 additional argument.
5834 (vect_get_and_check_slp_defs): Detect patterns.
5835 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
5836 types.
5837 (vect_analyze_slp_instance): Don't fail in case of multiple types.
5838 Call vect_build_slp_tree with correct arguments. Calculate unrolling
5839 factor according to the smallest type in the loop.
5840 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
5841 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
5842 supportable_widening_operation with correct arguments.
5843 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
5844 operands lists according to the number of vector statements in left
5845 or right node, if exists.
5846 (vect_gen_widened_results_half): Remove unused argument.
5847 (vectorizable_conversion): Call supportable_widening_operation,
5848 supportable_narrowing_operation, and vect_gen_widened_results_half
5849 with correct arguments.
5850 (vectorizable_assignment): Change documentation, support multiple
5851 types in SLP.
5852 (vectorizable_operation): Likewise.
5853 (vect_get_loop_based_defs): New function.
5854 (vect_create_vectorized_demotion_stmts): Likewise.
5855 (vectorizable_type_demotion): Support loop-aware SLP and general
5856 multi-step conversion. Call vect_get_loop_based_defs and
5857 vect_create_vectorized_demotion_stmts for transformation.
5858 (vect_create_vectorized_promotion_stmts): New function.
5859 (vectorizable_type_promotion): Support loop-aware SLP and general
5860 multi-step conversion. Call vect_create_vectorized_promotion_stmts
5861 for transformation.
5862 (vectorizable_store): Change documentation, support multiple
5863 types in SLP.
5864 (vectorizable_load): Likewise.
5865 (vect_transform_stmt): Pass SLP_NODE to
5866 vectorizable_type_promotion and vectorizable_type_demotion.
5867 (vect_schedule_slp_instance): Move here the calculation of number
5868 of vectorized statements for each node from...
5869 (vect_schedule_slp): ... here.
5870 (vect_transform_loop): Call vect_schedule_slp without the last
5871 argument.
5872
5873 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
5874
5875 PR bootstrap/37152
5876 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
5877 to == in assert statement.
5878 (vectorizable_reduction): Fix typo.
5879
5880 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5881
5882 PR bootstrap/37153
5883 * value-prof.c (check_counter): Dereference pointer to overall
5884 count when printing it.
5885
5886 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5887
5888 * profile.h: Really add it.
5889
5890 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5891
5892 * mcf.c: Really add it.
5893
5894 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
5895 Vinodha Ramasamy <vinodha@google.com>
5896
5897 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
5898 count_scale.
5899 * value-prof.c (check_counter): Fix the counter if
5900 flag_profile_correction is true.
5901 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
5902 tree_mod_subtract_transform):
5903 Follow check_counter parameter change.
5904 * common.opt (fprofile-correction): New option.
5905 * mcf.c: New file.
5906 * profile.h: Likewise.
5907 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
5908 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
5909 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
5910 functions.
5911 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
5912 flag_profile_correction is set.
5913
5914 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
5915
5916 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
5917
5918 2008-08-18 Tomas Bily <tbily@suse.cz>
5919
5920 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
5921 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
5922 CONVERT_EXPR_P.
5923 * tree-data-ref.c (split_constant_offset_1): Likewise.
5924 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
5925 * tree-sra.c (sra_walk_expr): Likewise.
5926 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
5927 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
5928 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
5929 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
5930 Likewise.
5931 * gimple.c (gimple_assign_unary_nop_p): Likewise.
5932 * tree-vect-transform.c (vectorizable_type_demotion)
5933 (vectorizable_type_promotion): Likewise.
5934 * tree-inline.c (expand_call_inline):
5935 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
5936 (forward_propagate_addr_expr_1, forward_propagate_comparison)
5937 (tree_ssa_forward_propagate_single_use_vars): Likewise.
5938 * expr.c (expand_expr_real_1): Likewise.
5939 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
5940 (gimple_assign_unary_useless_conversion_p): Likewise.
5941 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
5942 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
5943 * fold-const.c (fold_unary): Likewise.
5944 * tree.h (CONVERT_EXPR_P): Likewise.
5945 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
5946 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
5947 * tree-vrp.c:
5948 (register_edge_assert_for_2, extract_range_from_unary_expr)
5949 (register_edge_assert_for_1): Likewise.
5950
5951 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5952
5953 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
5954 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
5955 (enum real_value_const): Delete.
5956 (get_real_const): Delete.
5957 * real.c (get_real_const): Delete.
5958 (dconst_e_ptr): Define.
5959 (dconst_third_ptr): Define.
5960 (dconst_sqrt2_ptr): Define.
5961 * builtins.c: Update all callers.
5962
5963 2008-08-18 Richard Guenther <rguenther@suse.de>
5964
5965 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
5966 statement iterator after statement removal.
5967
5968 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
5969
5970 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
5971 (detect_processor_freebsd): Likewise.
5972 (host_detect_local_cpu): Call newly added functions for FreeBSD.
5973
5974 2008-08-18 Richard Guenther <rguenther@suse.de>
5975
5976 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
5977 and loads have the correct types.
5978
5979 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5980
5981 PR cpp/7263
5982 * c-opts.c (cpp_opts): Remove static.
5983 * c-parser.c (cpp_opts): Declare it extern.
5984 (disable_extension_diagnostics): Handle cpp options.
5985 (enable_extension_diagnostics): Likewise.
5986
5987 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5988
5989 * diagnostics.c (permerror_at): Rename as permerror.
5990 (permerror): Delete.
5991 * toplev.h: Likewise.
5992
5993 2008-08-18 Richard Guenther <rguenther@suse.de>
5994
5995 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
5996 sdse1 and addressables2 passes. Replace dce1 with cddce1.
5997 Move call_cdce before build_alias. Move copyrename2,
5998 cunrolli and ccp2 beafore build_alias. Re-add addressable2
5999 right after final inlining.
6000 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
6001 (pass_build_cfg): But instead via TODO_dump_func.
6002
6003 2008-08-18 Richard Guenther <rguenther@suse.de>
6004
6005 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
6006 element index.
6007 (scalarize_init): If we failed to generate some initializers
6008 do not generate zeros for not instantiated members. Instead
6009 rely on the copy out.
6010 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
6011 about missing flow-sensitive alias info only if we have
6012 aliases computed.
6013
6014 2008-08-17 Nick Clifton <nickc@redhat.com>
6015
6016 * doc/extend.texi (Function Attributes): Fix typo in description
6017 if hot function attribute.
6018
6019 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
6020 Richard Sandiford <rdsandiford@googlemail.com>
6021
6022 * doc/install.texi (--with-mips-plt): Document.
6023 * doc/invoke.texi (-mplt, -mno-plt): Document.
6024 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
6025 and handle ${with_mips_plt}.
6026 * config/mips/mips.opt (mplt): New option.
6027 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
6028 (TARGET_ABICALLS_PIC2): Likewise.
6029 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
6030 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
6031 (ASM_SPEC): Use !mabi=* instead of !mabi*.
6032 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
6033 to decide whether to output ".option picX" directives.
6034 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
6035 Pass -call_nonpic rather than -KPIC for -mplt.
6036 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
6037 on the command line. Also remove it when -mabi=64 is used without
6038 -msym32.
6039 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
6040 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
6041 TARGET_ABICALLS_PIC0.
6042 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
6043 TARGET_ABICALLS.
6044 (mips16_build_function_stub): Only output ".option pic" directives
6045 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
6046 (mips16_build_call_stub): Fix comment and remove redundant
6047 ".set at"/"set .noat" directives.
6048 (mips_function_rodata_section): Use the default behaviour for
6049 TARGET_ABSOLUTE_ABICALLS.
6050 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
6051 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
6052 (mips_restore_gp): Do nothing if the current function doesn't use
6053 a global pointer.
6054 (mips_expand_prologue): Only save $gp if the current function uses it.
6055 Use a normal move for TARGET_ABICALLS_PIC0.
6056 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
6057
6058 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
6059
6060 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
6061 of function when handling GLOBAL_POINTER_REGNUM.
6062
6063 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
6064
6065 PR ada/20548
6066 * common.opt (-fstack-check): Do not declare the variable here.
6067 (-fstack-check=): New option variant.
6068 * doc/invoke.texi (Code Gen Options): Document it.
6069 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
6070 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
6071 (STACK_CHECK_STATIC_BUILTIN): New macro.
6072 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
6073 * opts.c: Include expr.h.
6074 (common_handle_option) <OPT_fold_stack_check_>: New case.
6075 <OPT_fstack_check>: Likewise.
6076 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
6077 consistently in the test for variable-sized types. Adjust for
6078 new behaviour of flag_stack_check.
6079 * explow.c: Include except.h.
6080 (allocate_dynamic_stack_space): Do not take into account
6081 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
6082 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
6083 for variable-sized parameters. Treat all parameters whose size is
6084 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
6085 stack checking is enabled.
6086 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
6087 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
6088 if generic stack checking is enabled.
6089 (expand_function_end): Adjust for new behaviour of flag_stack_check.
6090 * reload1.c (reload): Likewise.
6091 * stmt.c (expand_decl): Assert that all automatic variables have
6092 fixed size at this point and remove dead code.
6093 * flags.h (stack_check_type): New enumeration type.
6094 (flag_stack_check): Declare.
6095 * toplev.c (flag_stack_check): New global variable.
6096 * Makefile.in (opts.o): Add dependency on EXPR_H.
6097 (explow.o): Add dependency on except.h.
6098
6099 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
6100
6101 * config/avr/avr.c (avr_override_options): Reduce value of
6102 PARAM_INLINE_CALL_COST.
6103
6104 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
6105
6106 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
6107 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
6108 lieu of TYPE_MODE (type) throughout.
6109
6110 2008-08-15 Joseph Myers <joseph@codesourcery.com>
6111
6112 * config/arm/arm.c (add_minipool_backward_ref): Check for
6113 8-byte-aligned entries in second case of forcing insertion after a
6114 particular entry. Change third case to avoid inserting
6115 non-8-byte-aligned entries before 8-byte-aligned ones.
6116
6117 2008-08-15 Richard Guenther <rguenther@suse.de>
6118
6119 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
6120 strip components for unknown size accesses.
6121
6122 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
6123
6124 * config/s390/2097.md New file.
6125 * config/s390/s390.md ("z10prop" attribute): Define none,
6126 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
6127 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
6128 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
6129 possible values and apply them to insns as appropriate.
6130 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
6131 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
6132 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
6133 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
6134 ("bfp" mode attribute): Removed. Every occurence replaced
6135 with <mode>.
6136 * config/s390/s390.c (struct "z10_cost"): Updated entries.
6137 * config/s390/2084.md (insn_reservation "x_itof"): Updated
6138 type attribute.
6139
6140 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6141
6142 PR c/28152
6143 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
6144 for keywords.
6145
6146 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
6147
6148 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
6149 additional argument. Support reduction when duplication is needed due
6150 to data-types of different sizes in the loop.
6151 (get_initial_def_for_induction): Fix printout.
6152 (vect_get_vec_def_for_stmt_copy): Support case where the
6153 vec_stmt_for_operand is a phi node.
6154 (vectorizable_reduction): Support reduction when duplication is needed
6155 due to data-types of different sizes in the loop.
6156 (vectorizable_call): Remove restriction to not vectorize in case we
6157 have data-types of different sizes in the loop.
6158 (vectorizable_conversion): Likewise.
6159 (vectorizable_operation): Likewise.
6160 (vectorizable_type_demotion): Likewise.
6161 (vectorizable_type_promotion): Likewise.
6162 (vectorizable_induction): Add restriction to not vectorize in case
6163 we have data-types of different sizes in the loop.
6164
6165 2008-08-14 Christophe Saout <christophe@saout.de>
6166 Uros Bizjak <ubizjak@gmail.com>
6167
6168 PR target/37101
6169 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
6170 (*vec_concatv2di_rex64_sse4_1): Ditto.
6171 (*vec_concatv2di_rex64_sse): Ditto.
6172
6173 2008-08-14 Jakub Jelinek <jakub@redhat.com>
6174
6175 PR middle-end/37103
6176 * fold-const.c (fold_widened_comparison): Do not allow
6177 sign changes that change the result even if shorter type
6178 is wider than arg1_unw's type.
6179
6180 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
6181
6182 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
6183 Skip if the multilib testing specifies -march that does not
6184 agree with the one specified in the testcase.
6185
6186 2008-08-13 Joseph Myers <joseph@codesourcery.com>
6187
6188 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
6189 zero extend SImode values being converted to TFmode before passing
6190 to libcalls.
6191
6192 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6193
6194 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
6195 __PPU__ when targeting the Cell/B.E. PPU processor.
6196
6197 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
6198
6199 * gimple.h (gimple_call_set_chain): Accept SSA variables.
6200 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
6201 Rematerialize the static chain, if any.
6202 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
6203 static chain.
6204
6205 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
6206
6207 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
6208 (new_loc_descr): Likewise.
6209 (add_loc_descr): Likewise.
6210 (size_of_loc_descr): Likewise.
6211 (size_of_locs): Likewise.
6212 (output_loc_operands): Likewise.
6213 (output_loc_sequence): Likewise.
6214 (new_reg_loc_descr): New.
6215 (build_cfa_loc): Use it.
6216 (build_cfa_aligned_loc): Likewise.
6217 (one_reg_loc_descriptor): Likewise.
6218 (based_loc_descr): Likewise.
6219
6220 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6221
6222 PR 30551
6223 * doc/invoke.texi (Wmain): Update.
6224 * c-decl.c (start_decl): warn_main is only 0 or 1.
6225 (start_function): Likewise. Fix formatting.
6226 (finish_function): Delete redundant warning.
6227 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
6228 * c-opts (c_common_handle_option): -Wall only has effect if
6229 warn_main is uninitialized. OPT_Wmain is automatically
6230 handled. -pedantic also enables Wmain.
6231 (c_common_post_options): Handle all logic for Wmain here.
6232 * c-common.c (warn_main): Delete.
6233 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
6234 * c-common.h (warn_main): Delete.
6235
6236 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
6237
6238 PR middle-end/36701
6239 * expr.c (emit_group_store): Allocate stack temp with the
6240 largest alignment when copying from register to stack.
6241
6242 2008-08-13 Richard Guenther <rguenther@suse.de>
6243
6244 * tree.h (maybe_fold_offset_to_address): Declare.
6245 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
6246 (ccp_fold): Handle pointer conversions the same as fold_stmt.
6247 Likewise for POINTER_PLUS_EXPR.
6248 (maybe_fold_offset_to_reference): Enable disabled code.
6249 (maybe_fold_offset_to_address): New function.
6250 (fold_stmt_r): Use it.
6251 (fold_gimple_assign): Likewise.
6252 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
6253 (gimplify_expr): Likewise.
6254
6255 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6256
6257 * toplev.h (pedwarn_at): Fix declaration.
6258
6259 2008-08-13 Joseph Myers <joseph@codesourcery.com>
6260
6261 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
6262 LINK_SPEC): Use %R in -Y P argument.
6263
6264 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6265
6266 PR c/15236
6267 * diagnostic.c (pedwarn_at): New.
6268 * toplev.h (pedwarn_at): Declare.
6269 * c-tree.h (build_enumerator): Update declaration.
6270 * c-decl.c (finish_enum): Update comment.
6271 (build_enumerator): Take a location parameter. Give a pedwarn but do
6272 not perform any conversion.
6273 * c-parser.c (c_parser_enum_specifier): Set correct location for
6274 enumerator.
6275
6276 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6277
6278 PR 35635
6279 * c-common.c (conversion_warning): Use a switch. Ignore boolean
6280 expressions except for conversions to signed:1 bitfields. Handle
6281 COND_EXPR with constant operands.
6282
6283 2008-08-13 Richard Guenther <rguenther@suse.de>
6284
6285 PR tree-optimization/15255
6286 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
6287 (struct oecount_s): New struct and VEC types.
6288 (cvec): New global.
6289 (oecount_hash): New function.
6290 (oecount_eq): Likewise.
6291 (oecount_cmp): Likewise.
6292 (zero_one_operation): New function.
6293 (build_and_add_sum): Likewise.
6294 (undistribute_ops_list): Perform un-distribution of multiplication
6295 and division on the chain of summands.
6296 (should_break_up_subtract): Also break up subtracts for factors.
6297 (reassociate_bb): Delete dead visited statements.
6298 Call undistribute_ops_list. Re-sort and optimize if it did something.
6299 * passes.c (init_optimization_passes): Move DSE before
6300 reassociation.
6301 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
6302 PHI nodes.
6303
6304 2008-08-12 Janis Johnson <janis187@us.ibm.com>
6305
6306 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
6307
6308 * doc/invoke.texi: Revert unintended checkin.
6309
6310 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
6311
6312 PR libgomp/26165
6313 * gcc.c (include_spec_function): Tweak call to find_a_file.
6314
6315 2008-08-12 Jakub Jelinek <jakub@redhat.com>
6316
6317 PR middle-end/37014
6318 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
6319 and TRUTH_ORIF_EXPR.
6320 * dojump.c (do_jump): Likewise.
6321
6322 PR tree-optimization/37084
6323 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
6324 if id->regimplify, don't assume stmt is a cast assignment.
6325
6326 2008-08-12 Anatoly Sokolov <aesok@post.ru>
6327
6328 * final.c (final_scan_insn): Use app_enable/app_disable functions.
6329
6330 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6331
6332 PR bootstrap/37097
6333 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
6334 by last change.
6335
6336 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6337
6338 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
6339 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
6340
6341 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
6342 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
6343 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
6344 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
6345 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
6346
6347 * doc/tm.texi (Storage Layout): Remove documentation for
6348 TARGET_FLOAT_FORMAT.
6349
6350 * simplify-rtx.c (simplify_binary_operation_1): Replace
6351 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
6352
6353 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6354
6355 * real.h (struct real_format): New member has_sign_dependent_rounding.
6356 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
6357 spu_single_format, ieee_double_format, mips_double_format,
6358 motorola_double_format, ieee_extended_motorola_format,
6359 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
6360 ieee_extended_intel_96_round_53_format, ibm_extended_format,
6361 mips_extended_format, ieee_quad_format, mips_quad_format,
6362 vax_f_format, vax_d_format, vax_g_format): Initialize it.
6363 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
6364
6365 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
6366 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
6367 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
6368 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
6369 (ROUND_TOWARDS_ZERO): Likewise.
6370
6371 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
6372 (FLOAT_MODE_FORMAT): New macro.
6373 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
6374 (MODE_COMPOSITE_P): ... this new macro.
6375 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
6376 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
6377 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
6378
6379 * flags.h: Include "real.h".
6380
6381 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
6382 REAL_MODE_FORMAT_COMPOSITE_P.
6383 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
6384
6385 * doc/tm.texi (Storage Layout): Remove documentation of
6386 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
6387 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
6388 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
6389 they only apply to libgcc2.a.
6390
6391 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6392
6393 * config/spu/float_disf.c: New file.
6394 * config/spu/float_unsdisf.c: New file.
6395 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
6396 (LIB2FUNCS_EXCLUDE): Define.
6397
6398 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6399 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6400
6401 * real.h (struct real_format): New member round_towards_zero.
6402 * real.c (round_for_format): Respect fmt->round_towards_zero.
6403 (ieee_single_format, mips_single_format, motorola_single_format,
6404 spu_single_format, ieee_double_format, mips_double_format,
6405 motorola_double_format, ieee_extended_motorola_format,
6406 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
6407 ieee_extended_intel_96_round_53_format, ibm_extended_format,
6408 mips_extended_format, ieee_quad_format, mips_quad_format,
6409 vax_f_format, vax_d_format, vax_g_format): Initialize it.
6410 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
6411
6412 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
6413 real_format to choose rounding mode when calling MPFR functions.
6414 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
6415 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
6416
6417 * real.h (real_to_decimal_for_mode): Add prototype.
6418 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
6419 Respect target rounding mode when generating decimal representation.
6420 (real_to_decimal): New stub for backwards compatibility.
6421 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
6422 real_to_decimal_for_mode instead of real_to_decimal.
6423
6424 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
6425
6426 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6427 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6428
6429 * real.c (spu_single_format): New variable.
6430 * real.h (spu_single_format): Declare.
6431
6432 * config/spu/spu.c (spu_override_options): Install SFmode format.
6433 (spu_split_immediate): Use integer mode to operate on pieces of
6434 floating-point values in all cases.
6435
6436 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
6437 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
6438 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
6439
6440 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6441
6442 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
6443
6444 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6445
6446 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
6447
6448 2008-08-12 Jakub Jelinek <jakub@redhat.com>
6449
6450 PR c++/36688
6451 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
6452 on the VAR_DECL instead of TYPE_READONLY on its type.
6453
6454 2008-08-12 Ira Rosen <irar@il.ibm.com>
6455
6456 * tree-vectorizer.c: Depend on langhooks.h.
6457 (supportable_widening_operation): Add two arguments. Support double
6458 type conversions.
6459 (supportable_narrowing_operation): Likewise.
6460 * tree-vectorizer.h (supportable_widening_operation): Add two
6461 arguments.
6462 (supportable_narrowing_operation): Likewise.
6463 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
6464 supportable_widening_operation with correct arguments.
6465 * tree-vect-transform.c (vectorizable_conversion): Likewise.
6466 (vectorizable_type_demotion): Support double type conversions.
6467 (vectorizable_type_promotion): Likewise.
6468 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
6469
6470 2008-08-11 Michael Matz <matz@suse.de>
6471
6472 * i386/i386.c (override_options): Move initialisation from
6473 flag_schedule_insns_after_reload to here from ...
6474 (optimization_options): ... here.
6475
6476 2008-08-11 Jakub Jelinek <jakub@redhat.com>
6477
6478 PR rtl-optimization/36998
6479 * dwarf2out.c (compute_barrier_args_size_1,
6480 compute_barrier_args_size): Temporarily remove assertions.
6481
6482 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6483
6484 PR middle-end/20644
6485 * tree-ssa.c (struct walk_data): Add new flag
6486 warn_possibly_uninitialized.
6487 (warn_uninitialized_var): Use it.
6488 (warn_uninitialized_vars): New.
6489 (execute_early_warn_uninitialized): Call it.
6490 (execute_late_warn_uninitialized): Likewise.
6491
6492 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6493
6494 PR middle-end/36238
6495 * reload1.c (gen_reload): Guard calls to get_secondary_mem
6496 for memory subregs.
6497
6498 2008-08-09 Jan Hubicka <jh@suse.cz>
6499
6500 PR target/37055
6501 * optabs.c (maybe_emit_unop_insn): Remove produced code if
6502 expansion failed.
6503 (expand_fix): Be prepared for expansion to fail.
6504 (expand_sfix_optab): Remove instructions if expansion failed.
6505
6506 2008-08-09 Anatoly Sokolov <aesok@post.ru>
6507
6508 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
6509 avr31 architecture.
6510 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
6511 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6512
6513 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6514
6515 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
6516 mips/t-libgcc-mips16 to tmake_file.
6517 * config/mips/mips-protos.h (mips_call_type): New enum.
6518 (mips_pic_base_register, mips_got_load): Declare.
6519 (mips_restore_gp): Take an rtx argument.
6520 (mips_use_pic_fn_addr_reg_p): Declare.
6521 (mips_expand_call): Replace the sibcall_p argument with
6522 a mips_call_type argument. Add a lazy_p parameter.
6523 (mips_split_call): Declare.
6524 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
6525 (MIPS16_PIC_TEMP): Likewise.
6526 (reg_class): Delete M16_NA_REGS.
6527 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
6528 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
6529 (mips_split_hi_p): Declare.
6530 * config/mips/mips.c (mips_split_hi_p): New array.
6531 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
6532 (mips_got_symbol_type_p): New function.
6533 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
6534 (mips16_stub_function_p): New function.
6535 (mips16_local_function_p): Likewise.
6536 (mips_use_pic_fn_addr_reg_p): Likewise.
6537 (mips_cannot_force_const_mem): Return false for HIGHs.
6538 Extend CONST_INT and symbolic handling to MIPS16, using
6539 mips_symbol_insns to check that the base symbol type is a
6540 legitimate constant. Reject GOT-based constants if
6541 TARGET_MIPS16_PCREL_LOADS.
6542 (mips_const_insns): Check targetm.cannot_force_const_mem when
6543 decomposing a symbolic base and a large offset.
6544 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
6545 When calling a function that needs $25 from MIPS16 code,
6546 move the target address into $25 separately and add a USE
6547 to the call insn.
6548 (mips16_gp_pseudo_reg): Insert the initializer immediately
6549 before the first real insn.
6550 (mips_pic_base_register, mips_got_load): New functions.
6551 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
6552 parameter to LOW_OUT. Say that it can be any valid SET_SRC
6553 when splitting a load-address operation. Split SYMBOL_GOT_DISP
6554 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
6555 (mips_call_tls_get_addr): Update the call to mips_expand_call,
6556 also passing NULL_RTX rather than const0_rtx as the aux argument.
6557 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
6558 instead of TARGET_EXPLICIT_RELOCS.
6559 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
6560 (mips_load_call_address): Replace the sibcall_p argument with
6561 a mips_call_type argument. Use mips_got_load.
6562 (mips16_local_alias): New structure.
6563 (mips16_local_aliases): New variable.
6564 (mips16_local_aliases_hash): New function.
6565 (mips16_local_aliases_eq): Likewise.
6566 (mips16_local_alias): Likewise.
6567 (mips16_stub_function): Likewise.
6568 (mips16_build_function_stub): Create a local alias for the target
6569 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
6570 .cpload directive and an R_MIPS_NONE relocation for the target
6571 function, then load the alias rather than the function itself.
6572 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
6573 (mips16_copy_fpr_return_value): Use mips16_stub_function and
6574 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
6575 (mips16_build_call_stub): Replace the FN parameter with an
6576 FN_PTR parameter. Force the address into a register if it
6577 isn't a call_insn_operand; don't rely on the caller to do this.
6578 If a call to a locally-defined and locally-binding MIPS16
6579 function must be made indirectly, redirect the call to the
6580 function's local alias. Use mips16_stub_function_p,
6581 mips16_stub_function, mips_expand_call and use_reg.
6582 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
6583 Use explicit %hi and %lo accesses where possible.
6584 Use MIPS_CALL to generate the correct code form of a
6585 jal instruction. Add clobbers of $18 instead of uses.
6586 Update the call to mips_emit_call_insn.
6587 (mips_expand_call): Replace the SIBCALL_P argument with a
6588 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
6589 Take a LAZY_P parameter. Call mips16_build_call_stub first,
6590 allowing it to modify the call address. Update the calls to
6591 mips_load_call_address and mips_emit_call_insn.
6592 (mips_split_call): New function.
6593 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
6594 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
6595 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
6596 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
6597 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
6598 if TARGET_MIPS16.
6599 (mips_cprestore_slot): New function.
6600 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
6601 and use mips_cprestore_slot.
6602 (mips_output_function_prologue): Handle TARGET_MIPS16 for
6603 LOADGP_OLDABI.
6604 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
6605 then use a copygp_mips16 instruction to set up $28.
6606 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
6607 (mips16_lay_out_constants): Call split_all_insns_noflow.
6608 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
6609 false if TARGET_MIPS16.
6610 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
6611 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
6612 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
6613 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
6614 MIPS16 code. Allow MIPS16 o32 PIC.
6615 (mips_override_options): Allow MIPS16 o32 PIC.
6616 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
6617 after reload if TARGET_USE_GOT.
6618 (UNSPEC_COPYGP): New constant.
6619 (length): Use a default length of 8 for MIPS16 GOT loads.
6620 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
6621 (*got_page<mode>): Check mips_split_hi_p.
6622 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
6623 (unspec_got<mode>, unspec_call<mode>): New expanders.
6624 (load_got<mode>, load_call<mode>): Remove the length attributes.
6625 Use a got attribute instead of a type attribute.
6626 (copygp_mips16): New insn.
6627 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
6628 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
6629 (sibcall, sibcall_value, call, call_value): Update the calls
6630 to mips_expand_call.
6631 (call_internal, call_value_internal): Use mips_split_call.
6632 (call_value_multiple_internal): Likewise.
6633 (call_split): Move after call_internal (the insn it is split from).
6634 (call_internal_direct, call_value_internal_direct): Turn into
6635 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
6636 (call_direct_split, call_value_direct_split): New patterns.
6637 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
6638 and use M16_REGS instead of M16_NA_REGS.
6639 * config/mips/predicates.md (const_call_insn_operand): Replace
6640 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
6641 mips_use_pic_fn_addr_reg_p check.
6642 (move_operand): Reject HIGHs if mips_split_hi_p.
6643 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
6644 (__mips16_floatunsisf): Inline __mips16_floatsisf.
6645 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
6646 * config/mips/libgcc-mips16.ver: New file.
6647 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
6648 $(srcdir)/config/mips/libgcc-mips16.ver.
6649
6650 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6651
6652 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
6653 in file.
6654 (mips_unspec_address, mips_unspec_offset_high): Likewise.
6655 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
6656 (mips16_cfun_returns_in_fpr_p): Likewise.
6657
6658 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6659
6660 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
6661 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
6662 rather than 4 to PC.
6663
6664 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6665
6666 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
6667 (FUNCTION_PROFILER): Save the static chain pointer into $2
6668 beforehand and restore it aftewards.
6669 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
6670 address directly into $25 and call the function through $25;
6671 do not clobber $3. Pad the DImode version to cover the space
6672 left by the deleted $25 <- $3 move.
6673 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
6674 the removal of the $25 <- $3 move.
6675 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
6676 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
6677
6678 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6679 Daniel Jacobowitz <dan@codesourcery.com>
6680
6681 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
6682 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
6683 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
6684 * config/mips/mips.c (mips_start_function_definition): New function.
6685 (mips_end_function_definition): Likewise.
6686 (mips_output_function_prologue): Use mips_start_function_definition.
6687 (mips_output_function_epilogue): Use mips_end_function_definition.
6688 (build_mips16_function_stub): Use mips_start_function_definition
6689 and mips_end_function_definition.
6690 (build_mips16_call_stub): Likewise.
6691
6692 2008-08-09 Richard Guenther <rguenther@suse.de>
6693
6694 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
6695 * gimple.h (gimple_call_fn): Adjust comment.
6696 (gimple_call_set_fndecl): New function.
6697 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
6698 longer having bare FUNCTION_DECL operand.
6699 (gimple_call_return_type): Likewise.
6700 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
6701
6702 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
6703 (gimple_mod_pow2): Likewise.
6704 (gimple_mod_subtract): Likewise.
6705 (gimple_ic): Likewise.
6706 (gimple_stringop_fixed_value): Likewise.
6707 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
6708 longer having bare FUNCTION_DECL operand.
6709 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
6710 * omp-low.c (optimize_omp_library_calls): Likewise.
6711 * cgraphunit.c (update_call_expr): Likewise.
6712 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
6713 (execute_convert_to_rsqrt): Likewise.
6714 * cfgexpand.c (gimple_to_tree): Simplify.
6715 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
6716 bare FUNCTION_DECL operand.
6717 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
6718 (convert_gimple_call): Use gimple_call_fndecl.
6719 * c-common.c (c_warn_unused_result): Likewise.
6720
6721 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6722
6723 PR c/17880
6724 * c-typeck.c (digest_init): Call verify_sequence_points from here.
6725 (c_finish_return): Likewise.
6726 (c_start_case): Likewise.
6727 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
6728 * c-parser.c (c_parser_condition): New. Call
6729 verify_sequence_points.
6730 (c_parser_paren_condition): Call c_parser_condition.
6731 (c_parser_for_statement): Call c_parser_condition.
6732
6733 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6734
6735 PR 36901
6736 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
6737 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
6738 Moved from diagnostic.h
6739 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
6740 DK_PERMERROR.
6741 (emit_diagnostic): New.
6742 (warning0, pedwarn0): Delete.
6743 (warning, warning_at, pedwarn, permerror): Return bool.
6744 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
6745 Moved to diagnostic.c.
6746 (struct diagnostic_context): Use correct type for
6747 classify_diagnostic.
6748 (diagnostic_report_diagnostic): Update declaration.
6749 (emit_diagnostic): Declare.
6750 * errors.c (warning): Return bool.
6751 * errors.h (warning): Update declaration.
6752 * toplev.h (warning0, pedwarn0): Delete.
6753 (warning, warning_at, pedwarn, permerror): Return bool.
6754 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
6755 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
6756 inform. Update all calls.
6757 (diagnose_mismatched_decls): Check return value of warning/pedwarn
6758 before giving informative note.
6759 (implicit_decl_warning): Likewise.
6760 * c-typeck.c (build_function_call): Likewise.
6761 * tree-sssa.c (warn_uninit): Likewise.
6762 * builtins.c (gimplify_va_arg_expr): Likewise.
6763
6764 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6765
6766 PR 7651
6767 * doc/invoke.texi (-Wextra): Move warning from here...
6768 (-Wuninitialized): ... to here.
6769
6770 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6771
6772 PR 28875
6773 * flags.h (set_Wunused): Delete
6774 * toplev.c (process_options): Handle Wunused flags here.
6775 * opts.c (maybe_warn_unused_parameter): Delete.
6776 (common_handle_option): Replace set_Wunused by warn_unused.
6777 (set_Wextra): Do not handle Wunused-parameter here.
6778 (set_Wunused): Delete.
6779 * c-opts.c (c_common_handle_option): Replace set_Wunused by
6780 warn_unused.
6781 * common.opt (Wunused): Add Var and Init.
6782 (Wunused-function): Likewise.
6783 (Wunused-label): Likewise.
6784 (Wunused-parameter): Likewise.
6785 (Wunused-value): Likewise.
6786 (Wunused-variable): Likewise.
6787
6788 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
6789
6790 * doc/invoke.texi: Add cpu_type power7.
6791 * config.in (HAVE_AS_VSX): New.
6792 * config.gcc: Add cpu_type power7.
6793 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
6794 VSX instructions.
6795 * configure: Regenerate.
6796 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
6797 power5.
6798 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
6799 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
6800 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
6801
6802 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
6803
6804 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
6805 type to vectorize.builtin_conversion.
6806 (vectorizable_conversion): Likewise.
6807 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
6808 integral type as input.
6809 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
6810 FIX_TRUNC_EXPR.
6811 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
6812 and ALTIVEC_BUILTIN_VCTSXS.
6813 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
6814 formatting.
6815
6816 2008-08-08 Richard Guenther <rguenther@suse.de>
6817
6818 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
6819 (surely_varying_stmt_p): Calls are varying only if they are
6820 non-builtin and not indirect or have no result.
6821 (ccp_fold): Re-instantiate code before the tuples merge.
6822
6823 2008-08-08 Richard Guenther <rguenther@suse.de>
6824
6825 PR tree-optimization/37056
6826 * gimple.h (gimple_assign_rhs_class): New helper function.
6827 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
6828 unary operations properly.
6829
6830 2008-08-07 Jan Hubicka <jh@suse.cz>
6831
6832 * i386.h (ix86_size_cost): Declare.
6833 (ix86_cur_cost): New function macro.
6834 * i386.md (peepholes expanding size and splitters): Predicate by
6835 optimize_insn_for_speed_p.
6836 (peepholes reduce size and splitters): Predicate by
6837 optimize_insn_for_size_p.
6838 * i386.c (ix86_size_cost): Rename from ...
6839 (size_cost): This one.
6840 (override_options): Update.
6841 (decide_alg): Likewise.
6842 (ix86_expand_clear): Use RTL profile.
6843 (ix86_pad_returns): Use RTL profile.
6844
6845 2008-08-07 Jan Hubicka <jh@suse.cz>
6846
6847 * recog.c (split_all_insns): Set RTL profile
6848 (peephole2_optimize): Likewise.
6849 * function.c (thread_prologue_and_epilogue_insns): Likewise.
6850 * combine.c (combine_instructions): Likewise.
6851
6852 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6853
6854 * c-common.c (c_common_reswords): Also warn about keyword "bool".
6855
6856 2008-08-07 Bob Wilson <bob.wilson@acm.org>
6857
6858 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
6859 value in a6 after the set_frame_ptr insn.
6860
6861 2008-08-07 Richard Henderson <rth@redhat.com>
6862
6863 PR debug/37033
6864 * gcc.c (cpp_options): Pass along -g*.
6865
6866 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6867
6868 * config/arm/arm.c (output_move_neon): Update comment describing
6869 big-endian vector layout.
6870 (arm_assemble_integer): Do not handle big-endian NEON vectors
6871 specially.
6872 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
6873 neon_vget_lane<mode>_sext_internal,
6874 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
6875 element indices for big-endian.
6876
6877 2008-08-07 Richard Henderson <rth@redhat.com>
6878
6879 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
6880 * configure, config.in: Rebuild.
6881 * debug.h (dwarf2out_do_cfi_asm): Declare.
6882 * c-cppbuiltin.c (c_cpp_builtins): Use it.
6883 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
6884 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
6885 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
6886
6887 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6888
6889 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6890 movv2si_internal): Combine into mov<mode>_internal.
6891 (movv2si_internal_2): Remove.
6892
6893 2008-08-07 Jan Hubicka <jh@suse.cz>
6894
6895 PR target/37048
6896 * i386.md (single stringop patterns): Enable unconditionally.
6897
6898 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
6899
6900 PR target/36992
6901 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
6902
6903 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
6904 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
6905
6906 * config/i386/sse.md (sse2_movq128): New.
6907
6908 * doc/extend.texi: Document __builtin_ia32_movq128.
6909
6910 2008-08-07 Richard Guenther <rguenther@suse.de>
6911
6912 PR middle-end/37042
6913 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
6914 pointers can access anything.
6915
6916 2008-08-06 Jan Hubicka <jh@suse.cz>
6917
6918 * optabs.c (emit_unop_insn): Break out to ...
6919 (maybe_emit_unop_insn): ... this one.
6920 (expand_sfix_optab): Use maybe variant.
6921 * optabs.h (maybe_emit_unop_insn): Declare.
6922
6923 * i386.md (mov0 patterns): Enable by default.
6924 (FP conversion expanders): Disable expansion of code expanding
6925 sequences when instruction should be optimized for size.
6926 (single strinop patterns): Enable when optimizing for size.
6927 (string expanders): Disable expanding of code expanding sequences
6928 when optimizning instruction for size.
6929 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
6930 per BB basis.
6931 (ix86_fp_comparison_sahf_cost): Likewise.
6932 (ix86_expand_branch): Likewise.
6933 (ix86_expand_ashl_const): Likewise.
6934 (ix86_split_ashl): Likewise.
6935 (ix86_expand_strlen): Likewise.
6936 (ix86_emit_fp_unordered_jump): Likewie.
6937
6938 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6939
6940 * c-common.c: Fix typo.
6941 (c_common_reswords): Activate more C++ keyword warnings.
6942
6943 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
6944
6945 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6946
6947 PR 26785
6948 * diagnostic.c (permerror_at): New.
6949 * toplev.h (permerror_at): Declare.
6950
6951 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
6952 Ira Rosen <irar@il.ibm.com>
6953
6954 * tree-vect-transform.c (vect_model_simple_cost): Return
6955 immediately if stmt is pure SLP.
6956 (vect_model_store_cost): Ditto.
6957 (vect_model_load_cost): Ditto.
6958 (vectorizable_store): Remove PURE_SLP check before call
6959 to vect_model_store_cost.
6960 (vect_model_store_cost): When checking whether stmt describe
6961 strided access, add a check that it is not slp_node.
6962
6963 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6964
6965 PR 8715
6966 * c-common.c (warn_for_sign_compare): New. Handle separately the
6967 case that 'constant' is zero.
6968 * c-typeck.c (build_binary_op): Move code to c-common.c
6969
6970 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6971
6972 * config/alpha/alpha.c (alpha_preferred_reload_class,
6973 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
6974 alpha_output_mi_thunk_osf): Avoid C++ keywords.
6975 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
6976 * config/arm/arm.md: Likewise.
6977 * config/avr/avr-protos.h (preferred_reload_class,
6978 test_hard_reg_class, avr_simplify_comparison_p,
6979 out_shift_with_cnt, class_max_nregs): Likewise.
6980 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
6981 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
6982 preferred_reload_class, test_hard_reg_class): Likewise.
6983 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
6984 bfin_memory_move_cost, bfin_secondary_reload,
6985 bfin_output_mi_thunk): Likewise.
6986 * config/crx/crx.c (crx_secondary_reload_class,
6987 crx_memory_move_cost): Likewise.
6988 * config/frv/frv-protos.h (frv_secondary_reload_class,
6989 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
6990 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
6991 frv_secondary_reload_class, frv_class_likely_spilled_p,
6992 frv_class_max_nregs): Likewise.
6993 * config/h8300/h8300.c (h8300_classify_operand,
6994 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
6995 Likewise.
6996 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
6997 * config/ia64/ia64.c (ia64_preferred_reload_class,
6998 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
6999 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
7000 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
7001 Likewise.
7002 * config/m68hc11/m68hc11.c (preferred_reload_class,
7003 m68hc11_memory_move_cost): Likewise.
7004 * config/mcore/mcore.c (mcore_secondary_reload_class,
7005 mcore_reload_class): Likewise.
7006 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
7007 mips_class_max_nregs, mips_cannot_change_mode_class,
7008 mips_preferred_reload_class, mips_secondary_reload_class,
7009 mips_output_mi_thunk): Likewise.
7010 * config/mmix/mmix.c (mmix_preferred_reload_class,
7011 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
7012 Likewise.
7013 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
7014 Likewise.
7015 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
7016 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
7017 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7018 * config/rs6000/rs6000.c (paired_expand_vector_init,
7019 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
7020 compare_section_name, rs6000_memory_move_cost): Likewise.
7021 * config/s390/s390.c (s390_emit_compare_and_swap,
7022 s390_preferred_reload_class, s390_secondary_reload,
7023 legitimize_pic_address, legitimize_tls_address,
7024 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
7025 s390_class_max_nregs): Likewise.
7026 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7027 * config/s390/s390.md: Likewise.
7028 * config/score/score-protos.h (score_secondary_reload_class,
7029 score_preferred_reload_class): Likewise.
7030 * config/score/score.c (score_preferred_reload_class,
7031 score_secondary_reload_class): Likewise.
7032 * config/score/score3.c (score3_output_mi_thunk,
7033 score3_preferred_reload_class, score3_secondary_reload_class,
7034 score3_hard_regno_mode_ok): Likewise.
7035 * config/score/score3.h (score3_preferred_reload_class,
7036 score3_secondary_reload_class): Likewise.
7037 * config/score/score7.c (score7_output_mi_thunk,
7038 score7_preferred_reload_class, score7_secondary_reload_class,
7039 score7_hard_regno_mode_ok): Likewise.
7040 * config/score/score7.h (score7_preferred_reload_class,
7041 score7_secondary_reload_class): Likewise.
7042 * config/sh/sh.c (prepare_move_operands, output_far_jump,
7043 output_branchy_insn, add_constant, gen_block_redirect,
7044 sh_insn_length_adjustment, sh_cannot_change_mode_class,
7045 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
7046 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7047 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
7048 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
7049 xstormy16_preferred_reload_class): Likewise.
7050 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
7051 xtensa_expand_atomic, override_options,
7052 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
7053 Likewise.
7054 * reorg.c (try_merge_delay_insns): Likewise.
7055 * tree.c (merge_dllimport_decl_attributes): Likewise.
7056
7057 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
7058
7059 2008-08-06 Michael Matz <matz@suse.de>
7060
7061 * Makefile.in (write_entries_to_file): Quote words.
7062 * gengtype.c: (read_input_line): Skip over leading white-space.
7063
7064 2008-08-06 Marc Gauthier <marc@tensilica.com>
7065
7066 * config.gcc: Match more processor names for Xtensa.
7067 * configure.ac: Likewise.
7068 * doc/install.texi (Specific): Likewise.
7069 * configure: Regenerate.
7070
7071 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7072
7073 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
7074 * calls.c (avoid_likely_spilled_reg): Likewise.
7075 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
7076 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
7077 * config/i386/i386.c (ix86_expand_special_args_builtin,
7078 ix86_secondary_reload): Likewise.
7079 * except.c (struct eh_region, gen_eh_region_catch,
7080 remove_unreachable_regions, duplicate_eh_regions,
7081 assign_filter_values, build_post_landing_pads,
7082 sjlj_find_directly_reachable_regions, remove_eh_handler,
7083 reachable_next_level, foreach_reachable_handler,
7084 can_throw_internal_1, can_throw_external_1,
7085 collect_one_action_chain): Likewise.
7086 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
7087 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
7088 * function.c (update_temp_slot_address, instantiate_new_reg,
7089 instantiate_virtual_regs_in_rtx,
7090 instantiate_virtual_regs_in_insn): Likewise.
7091 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
7092 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
7093 gimplify_cleanup_point_expr): Likewise.
7094 * ipa-cp.c (ipcp_lattice_changed): Likewise.
7095 * passes.c (next_pass_1): Likewise.
7096 * print-tree.c (print_node_brief, print_node): Likewise.
7097 * profile.c (branch_prob): Likewise.
7098 * tree-dump.c (dump_register): Likewise.
7099 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
7100 Likewise.
7101 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
7102 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
7103 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
7104 copy_arguments_for_versioning, copy_static_chain): Likewise.
7105 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
7106 add_new_name_mapping, register_new_name_mapping): Likewise.
7107 * tree-mudflap.c (mf_xform_derefs): Likewise.
7108 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
7109 get_init_expr, combine_chains): Likewise.
7110 * tree-pretty-print.c (dump_generic_node): Likewise.
7111 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
7112 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
7113 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
7114 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
7115
7116 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
7117
7118 PR middle-end/37010
7119 * calls.c (expand_call): Use the biggest preferred stack
7120 boundary.
7121
7122 2008-08-06 Michael Matz <matz@suse.de>
7123
7124 PR target/36613
7125 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
7126 for reused reload, instead of overwriting them.
7127
7128 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
7129
7130 PR middle-end/37009
7131 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
7132 for incoming stack boundary.
7133
7134 * function.c (assign_parm_find_entry_rtl): Update
7135 parm_stack_boundary.
7136
7137 * function.h (rtl_data): Add parm_stack_boundary.
7138
7139 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
7140 parm_stack_boundary for incoming stack boundary.
7141
7142 2008-08-06 Joseph Myers <joseph@codesourcery.com>
7143
7144 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
7145 for unrepresentable subregs or treat them as equal to other regs
7146 or subregs with the same register number.
7147
7148 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
7149
7150 PR middle-end/35432
7151 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
7152 if want_value.
7153
7154 2008-08-06 Jan Hubicka <jh@suse.cz>
7155
7156 * predict.c (maybe_hot_frequency_p): When profile is absent, all
7157 frequencies might be hot.
7158
7159 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
7160
7161 * reload.c (find_reloads): Force constants into literal pool
7162 also if they are wrapped in a SUBREG.
7163
7164 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7165
7166 PR target/35659
7167 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
7168 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
7169 Don't allow predicated instructions for data speculation.
7170 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
7171 declaration.
7172
7173 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7174
7175 * haifa-sched.c (extend_global): Split to extend_global_data and
7176 extend_region_data. Update all uses.
7177 (extend_all): Rename to extend_block_data.
7178
7179 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7180
7181 * sched-rgn.c (new_ready): Check if instruction can be
7182 speculatively scheduled before attempting speculation.
7183 (debug_rgn_dependencies): Remove wrongful assert.
7184
7185 2008-08-05 Bob Wilson <bob.wilson@acm.org>
7186
7187 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
7188
7189 2008-08-05 Bob Wilson <bob.wilson@acm.org>
7190
7191 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
7192 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
7193 va_size, and type_size.
7194
7195 2008-08-04 Jason Merrill <jason@redhat.com>
7196
7197 PR c++/37016
7198 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
7199 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
7200
7201 2008-08-05 Richard Henderson <rth@redhat.com>
7202
7203 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
7204 * configure: Rebuild.
7205
7206 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7207
7208 PR tree-opt/37024
7209 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
7210 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
7211 is a conversion.
7212
7213 2008-08-05 Richard Henderson <rth@redhat.com>
7214
7215 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
7216 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
7217 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
7218 * common.opt (fdwarf2-cfi-asm): New.
7219 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
7220 * config.in, configure: Rebuild.
7221 * dwarf2asm.c (dw2_asm_output_data_raw): New.
7222 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
7223 New.
7224 (dw2_force_const_mem): Externalize.
7225 * dwarf2asm.h: Update.
7226 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
7227 generate a real label.
7228 (output_cfi_directive): New.
7229 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
7230 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
7231 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
7232 and .cfi_lsda.
7233 (dwarf2out_end_epilogue): Emit .cfi_endproc.
7234 (output_loc_operands_raw, output_loc_sequence_raw): New.
7235 (output_cfa_loc_raw): New.
7236
7237 2008-08-05 Paul Brook <paul@codesourcery.com>
7238
7239 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
7240 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
7241 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
7242 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
7243 * config/arm/arm.h (TARGET_VFPD32): Define.
7244 (TARGET_VFP3): Use TARGET_VFPD32.
7245 (fputype): Add FPUTYPE_VFP3D16.
7246 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
7247 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
7248 * config/arm/arm-cores.def: Add cortex-r4f.
7249 * config/arm/arm-tune.md: Regenerate.
7250
7251 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7252
7253 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
7254 Reword some comments throughout the file.
7255
7256 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
7257 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
7258 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
7259 MFC_MIN_DMA_LIST_ELEMENTS.
7260 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
7261 MFC_MAX_DMA_LIST_ELEMENTS.
7262
7263 (MFC_START_ENABLE): Remove PPU-only define.
7264 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
7265 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
7266
7267 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
7268 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
7269 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
7270 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
7271 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
7272 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
7273 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
7274
7275 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
7276 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
7277 (mfc_sdcrt, mfc_sdcrtst): Likewise.
7278 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
7279
7280 (spu_read_machine_status): Fix typo.
7281
7282 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7283
7284 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
7285 SUBREG of multi-word hard register.
7286 * config/spu/spu.c (valid_subreg): Likewise.
7287 (adjust_operand): Handle SUBREGs of multi-word hard registers.
7288
7289 2008-08-04 Richard Guenther <rguenther@suse.de>
7290
7291 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
7292 the candidate with the stripped base if that base is different
7293 from the original base even for offset zero.
7294
7295 2008-08-04 Richard Guenther <rguenther@suse.de>
7296
7297 PR middle-end/36691
7298 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
7299 check for no_overflow.
7300
7301 2008-08-04 Richard Guenther <rguenther@suse.de>
7302
7303 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
7304
7305 2008-08-04 Paul Brook <paul@codesourcery.com>
7306
7307 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
7308 (arm_order_regs_for_local_alloc): New function.
7309 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
7310 prototype.
7311 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
7312
7313 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
7314
7315 PR target/37012
7316 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
7317 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
7318 (ix86_expand_epilogue): Likewise.
7319
7320 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
7321
7322 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
7323 in comments.
7324
7325 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
7326
7327 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
7328 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
7329 (*movv2sf_internal_rex64): Ditto.
7330
7331 2008-08-03 Jan Hubicka <jh@suse.cz>
7332
7333 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
7334 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
7335 * expmed.c (expand_smod_pow2): Likewise.
7336
7337 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
7338
7339 PR target/36992
7340 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
7341 alternative 0 of operand 1.
7342 (*vec_concatv2di_rex64_sse): Ditto.
7343 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
7344 of operand 1.
7345 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
7346 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
7347 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
7348 (*movv2sf_internal_rex64): Ditto.
7349
7350 2008-08-02 Richard Guenther <rguenther@suse.de>
7351
7352 PR target/35252
7353 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
7354 (ssedoublesizemode): New mode attribute.
7355 (sse_shufps): Call gen_sse_shufps_v4sf.
7356 (sse_shufps_1): Macroize.
7357 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
7358 (sse2_shufpd_1): Macroize.
7359 (vec_extract_odd, vec_extract_even): New expanders.
7360 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
7361 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
7362 * i386.c (ix86_expand_vector_init_one_nonzero): Call
7363 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
7364 (ix86_expand_vector_set): Likewise.
7365 (ix86_expand_reduc_v4sf): Likewise.
7366
7367 2008-08-01 Doug Kwan <dougkwan@google.com>
7368
7369 * matrix-reorg.c: Re-enable all code.
7370 (struct malloc_call_data): Change CALL_STMT to gimple type.
7371 (collect_data_for_malloc_call): Tuplify.
7372 (struct access_site_info): Change STMT to gimple type.
7373 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
7374 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
7375 (struct free_info): Change STMT to gimple type.
7376 (struct matrix_access_phi_node): Change PHI to gimple type.
7377 (get_inner_of_cast_expr): Remove.
7378 (may_flatten_matrices_1): Tuplify.
7379 (may_flatten_matrices): Ditto.
7380 (mark_min_matrix_escape_level): Ditto.
7381 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
7382 (ssa_accessed_in_call_rhs): New
7383 (ssa_accessed_in_assign_rhs): New
7384 (record_access_alloc_site_info): Tuplify.
7385 (add_allocation_site): Ditto.
7386 (analyze_matrix_allocation_site): Ditto.
7387 (analyze_transpose): Ditto.
7388 (get_index_from_offset): Ditto.
7389 (update_type_size): Ditto.
7390 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
7391 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
7392 (analyze_accesses_for_phi_node): Tuplify.
7393 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
7394 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
7395 (analyze_matrix_accesses): Tuplify.
7396 (check_var_data): New call-back type for check_var_notmodified_p.
7397 (check_var_notmodified_p): Tuplify and use call-back struct to
7398 return statement found.
7399 (can_calculate_expr_before_stmt): Factor out statement related code
7400 into ...
7401 (can_calculate_stmt_before_stmt): New.
7402 (check_allocation_function): Tuplify.
7403 (find_sites_in_func): Ditto.
7404 (record_all_accesses_in_func): Ditto.
7405 (transform_access_sites): Ditto.
7406 (transform_allocation_sites): Ditto.
7407 (matrix_reorg): Re-enable.
7408 (gate_matrix_reorg): Re-enable.
7409
7410 2008-08-01 Jakub Jelinek <jakub@redhat.com>
7411
7412 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
7413 for labels for which it hasn't been set yet. If it has been set,
7414 stop walking insns and continue with next worklist item.
7415 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
7416 if the only BARRIER is at the very end of a function.
7417
7418 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7419
7420 * cfgexpand.c (expand_stack_alignment): Assert that
7421 stack_realign_drap and drap_rtx must match.
7422
7423 * function.c (instantiate_new_reg): If DRAP is used to realign
7424 stack, replace virtual_incoming_args_rtx with internal arg
7425 pointer.
7426
7427 2008-08-01 Richard Guenther <rguenther@suse.de>
7428
7429 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
7430 loop information only if we initialized it.
7431 (execute_pre): Call fini_pre with in_fre.
7432 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
7433 if we do not unroll because we hit max-completely-peeled-insns.
7434 Use our estimation for consistency, do allow shrinking.
7435
7436 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7437
7438 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
7439 with MIN_STACK_BOUNDARY.
7440 (ix86_update_stack_boundary): Likewise.
7441 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
7442 STACK_BOUNDARY.
7443
7444 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
7445 (MIN_STACK_BOUNDARY): This.
7446
7447 2008-08-01 Richard Guenther <rguenther@suse.de>
7448
7449 PR middle-end/36997
7450 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
7451
7452 2008-08-01 Richard Guenther <rguenther@suse.de>
7453
7454 PR tree-optimization/36988
7455 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
7456 do not matter if that doesn't change volatile qualification.
7457
7458 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
7459
7460 * configure.ac: Do not generate libada-mk. Do not subst
7461 host_cc_for_libada.
7462 * libada-mk.in: Remove.
7463 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
7464 * configure: Regenerate.
7465
7466 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
7467
7468 * tree-pass.h: Added comment about not dumping passes with name
7469 starting with star in struct opt_pass.
7470 * passes.c (register_dump_files_1): Don't do dump for a pass with
7471 name starting with star.
7472 * doc/passes.texi (Pass manager): Mention pass names and special
7473 meaning of star prefix to avoid dump.
7474
7475 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
7476
7477 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
7478 to MIPS64r2.
7479 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
7480 (ISA_MIPS64R2): New macro.
7481 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
7482 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
7483 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
7484 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
7485 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
7486 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
7487 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
7488 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
7489 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
7490 Move up to keep list alphabetically sorted.
7491 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
7492 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
7493 processor.
7494 * doc/invoke.texi (MIPS Options): Add -mips64r2.
7495 (-march=@var{arch}): Add mips64r2.
7496
7497 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7498
7499 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
7500
7501 2008-07-31 Steve Ellcey <sje@cup.hp.com>
7502
7503 * expr.c (expand_assignment): Check for complete type.
7504
7505 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7506
7507 PR debug/36977
7508 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
7509
7510 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
7511 for stack alignment.
7512
7513 * function.h (rtl_data): Add stack_realign_tried. Update comments.
7514
7515 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
7516
7517 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
7518 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
7519
7520 2008-07-31 Jakub Jelinek <jakub@redhat.com>
7521
7522 PR rtl-optimization/36419
7523 * dwarf2out.c (barrier_args_size): New variable.
7524 (compute_barrier_args_size, compute_barrier_args_size_1): New
7525 functions.
7526 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
7527 if not called yet in the current function, use barrier_args_size
7528 array to find the new args_size value.
7529 (dwarf2out_frame_debug): Free and clear barrier_args_size.
7530
7531 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7532
7533 PR debug/36980
7534 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
7535 rule 19.
7536
7537 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7538
7539 PR debug/36976
7540 * dwarf2out.c (dwarf2out_args_size_adjust): New.
7541 (dwarf2out_stack_adjust): Use it.
7542 (dwarf2out_frame_debug_expr): Likewise.
7543
7544 2008-07-31 Richard Guenther <rguenther@suse.de>
7545
7546 PR tree-optimization/36978
7547 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
7548 the generated condition.
7549
7550 2008-07-31 Richard Guenther <rguenther@suse.de>
7551
7552 * passes.c (init_optimization_passes): Always call
7553 pass_early_warn_uninitialized.
7554 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
7555 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
7556 * doc/passes.texi (Warn for uninitialized variables): Adjust.
7557
7558 2008-07-31 Jakub Jelinek <jakub@redhat.com>
7559
7560 PR c/36970
7561 * builtins.c (maybe_emit_free_warning): New function.
7562 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
7563 maybe_emit_free_warning for BUILT_IN_FREE.
7564
7565 PR debug/36278
7566 * dwarf2out.c (get_context_die): New function.
7567 (force_decl_die, force_type_die): Use it.
7568 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
7569 returns NULL, force generation of DW_TAG_typedef and put that into
7570 DW_AT_import.
7571
7572 PR preprocessor/36649
7573 * c-pch.c (c_common_read_pch): Save and restore
7574 line_table->trace_includes across PCH restore.
7575
7576 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
7577
7578 PR ada/36554
7579 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
7580
7581 2008-07-30 Rafael Ãvila de Espíndola <espindola@google.com>
7582
7583 PR 36974
7584 * final.c (call_from_call_insn): Handle COND_EXEC.
7585
7586 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
7587
7588 * builtins.c (std_gimplify_va_arg_expr): Replace
7589 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
7590 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7591
7592 2008-07-30 Joey Ye <joey.ye@intel.com>
7593 H.J. Lu <hongjiu.lu@intel.com>
7594
7595 * builtins.c (expand_builtin_setjmp_receiver): Replace
7596 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
7597 (expand_builtin_apply_args_1): Likewise.
7598 (expand_builtin_longjmp): Need DRAP for stack alignment.
7599 (expand_builtin_apply): Likewise.
7600
7601 * caller-save.c (setup_save_areas): Call assign_stack_local_1
7602 instead of assign_stack_local to allow alignment reduction.
7603
7604 * calls.c (emit_call_1): Need DRAP for stack alignment if
7605 return pops.
7606 (expand_call): Replace virtual_incoming_args_rtx with
7607 crtl->args.internal_arg_pointer.
7608 * stmt.c (expand_nl_goto_receiver): Likewise.
7609
7610 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
7611 alignment and store to stack_alignment_estimated and
7612 max_used_stack_slot_alignment.
7613 (expand_one_var): Likewise.
7614 (expand_stack_alignment): New function.
7615 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
7616 and stack_alignment_estimated fields in rtl_data. Call
7617 expand_stack_alignment at end.
7618
7619 * defaults.h (INCOMING_STACK_BOUNDARY): New.
7620 (MAX_STACK_ALIGNMENT): Likewise.
7621 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
7622 (SUPPORTS_STACK_ALIGNMENT): Likewise.
7623
7624 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
7625 stack alignment when generating virtual registers.
7626
7627 * function.c (assign_stack_local): Renamed to ...
7628 (assign_stack_local_1): This. Add a parameter to indicate
7629 if it is OK to reduce alignment.
7630 (assign_stack_local): Use it.
7631 (instantiate_new_reg): Instantiate virtual incoming args rtx
7632 to vDRAP if stack realignment and DRAP is needed.
7633 (assign_parms): Collect parameter/return type alignment and
7634 contribute to stack_alignment_estimated.
7635 (locate_and_pad_parm): Likewise.
7636 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
7637 with crtl->args.internal_arg_pointer.
7638
7639 * function.h (rtl_data): Add new field drap_reg,
7640 max_used_stack_slot_alignment, stack_alignment_estimated,
7641 stack_realign_needed, need_drap, stack_realign_processed and
7642 stack_realign_finalized.
7643 (stack_realign_fp): New macro.
7644 (stack_realign_drap): Likewise.
7645
7646 * global.c (compute_regsets): Frame pointer is needed when
7647 stack is realigned. Can eliminate frame pointer when stack is
7648 realigned and dynamic realigned argument pointer isn't used.
7649
7650 * reload1.c (update_eliminables): Frame pointer is needed
7651 when stack is realigned.
7652 (init_elim_table): Can eliminate frame pointer when stack is
7653 realigned and dynamic realigned argument pointer isn't used.
7654
7655 * rtl.h (assign_stack_local_1): Declare new funtion.
7656
7657 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
7658 (TARGET_GET_DRAP_RTX): Likewise.
7659 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
7660 TARGET_GET_DRAP_RTX.
7661
7662 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
7663
7664 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
7665 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
7666
7667 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
7668 H.J. Lu <hongjiu.lu@intel.com>
7669
7670 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
7671 vdrap_reg, stack_realign and drap_reg_saved.
7672 (add_cfi): Don't allow redefining CFA when DRAP is used.
7673 (reg_save): Handle stack alignment.
7674 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
7675 alignment. Don't generate DWARF information for (set fp sp)
7676 when DRAP is used.
7677 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
7678 to INVALID_REGNUM.
7679 (int_loc_descriptor): Move prototype forward. Also define if
7680 DWARF2_UNWIND_INFO is true.
7681 (output_cfa_loc): Handle DW_CFA_expression.
7682 (build_cfa_aligned_loc): New.
7683 (based_loc_descr): Update assert for stack realign. For local
7684 variables, use sp+offset when stack is aligned without drap and
7685 fp+offset when stack is aligned with drap. For arguments, use
7686 cfa+offset when drap is used to align stack.
7687
7688 2008-07-30 Joey Ye <joey.ye@intel.com>
7689 H.J. Lu <hongjiu.lu@intel.com>
7690
7691 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
7692 Break long line.
7693 (ix86_gen_andsp): New.
7694 (ix86_user_incoming_stack_boundary): Likewise.
7695 (ix86_default_incoming_stack_boundary): Likewise.
7696 (ix86_incoming_stack_boundary): Likewise.
7697 (ix86_can_eliminate): Likewise.
7698 (find_drap_reg): Likewise.
7699 (ix86_update_stack_boundary): Likewise.
7700 (ix86_get_drap_rtx): Likewise.
7701 (ix86_finalize_stack_realign_flags): Likewise.
7702 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
7703 (TARGET_GET_DRAP_RTX): Likewise.
7704 (override_options): Overide option value for new options.
7705 (ix86_function_ok_for_sibcall): Remove check for
7706 force_align_arg_pointer.
7707 (ix86_handle_cconv_attribute): Likewise.
7708 (ix86_function_regparm): Likewise.
7709 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
7710 (ix86_va_start): Replace virtual_incoming_args_rtx with
7711 crtl->args.internal_arg_pointer.
7712 (ix86_select_alt_pic_regnum): Check DRAP register.
7713 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
7714 (ix86_compute_frame_layout): Compute frame layout wrt stack
7715 realignment.
7716 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
7717 (ix86_expand_prologue): Decide if stack realignment is needed
7718 and generate prologue code accordingly.
7719 (ix86_expand_epilogue): Generate epilogue code wrt stack
7720 realignment is really needed or not.
7721
7722 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
7723 (ABI_STACK_BOUNDARY): Likewise.
7724 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
7725 (STACK_REALIGN_DEFAULT): Likewise.
7726 (INCOMING_STACK_BOUNDARY): Likewise.
7727 (MAX_STACK_ALIGNMENT): Likewise.
7728 (ix86_incoming_stack_boundary): Likewise.
7729 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
7730 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
7731 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
7732 (machine_function): Remove force_align_arg_pointer.
7733
7734 * config/i386/i386.md (BX_REG): New.
7735 (R13_REG): Likewise.
7736
7737 * config/i386/i386.opt (mforce_drap): New.
7738 (mincoming-stack-boundary): Likewise.
7739 (mstackrealign): Add Init(-1).
7740
7741 * config/i386/i386-protos.h (ix86_can_eliminate): New
7742
7743 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
7744
7745 * doc/extend.texi: Update force_align_arg_pointer.
7746
7747 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
7748 -mstackrealign.
7749
7750 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
7751 (INCOMING_STACK_BOUNDARY): Likewise.
7752 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
7753 (TARGET_GET_DRAP_RTX): Likewise.
7754
7755 2008-07-30 Andreas Schwab <schwab@suse.de>
7756
7757 PR rtl-optimization/36929
7758 * dse.c (replace_inc_dec): Use emit_insn_before instead of
7759 add_insn_before and fix argument order.
7760 (replace_inc_dec_mem): Handle NULL rtx.
7761
7762 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
7763
7764 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
7765 function.
7766 (arm_compute_initial_elimination_offset): Use it.
7767 (arm_compute_save_reg_mask): Include static chain save slot when
7768 calculating alignment.
7769 (arm_get_frame_offsets): Ditto.
7770 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
7771 that we can use to decrement the stack when the stack decrement
7772 could be too big for an immediate value in a single insn.
7773 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
7774
7775 2008-07-30 Richard Guenther <rguenther@suse.de>
7776
7777 PR tree-optimization/36967
7778 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
7779 Release defs of statements we remove.
7780
7781 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
7782
7783 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
7784 instead of NULL_RTVEC.
7785
7786 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
7787
7788 PR target/35866
7789
7790 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
7791 vector modes.
7792
7793 2008-07-30 Rafael Ãvila de Espíndola <espindola@google.com>
7794
7795 * final.c (call_from_call_insn): New.
7796 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
7797
7798 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
7799
7800 * configure.ac: Substitute ADA_CFLAGS.
7801 * configure: Regenerate.
7802 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
7803 * Makefile.in: Remove mention of X_* variables.
7804 * config/pa/x-ada-hpux10: Remove.
7805 * config/pa/x-ada: Remove.
7806
7807 * doc/fragments.texi: Update.
7808
7809 2008-07-30 Olivier Hainque <hainque@adacore.com>
7810
7811 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
7812 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
7813 __dso_handle explicitly here.
7814
7815 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7816
7817 PR 34389
7818 * c-typeck.c (build_binary_op): Encapsulate code into...
7819 * c-common.c (shorten_binary_op): ...this new function.
7820 (conversion_warning): Use the new function. Handle non-negative
7821 constant in bitwise-and.
7822 * c-common.h (shorten_binary_op): Declare.
7823
7824 2008-07-30 Olivier Hainque <hainque@adacore.com>
7825
7826 * scan.c (make_sstring_space): Add explicit conversions of
7827 allocator's return value.
7828 * fix-header.c (recognized_function): Likewise.
7829
7830 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7831
7832 * doc/cpp.texi: Update to GFDL 1.2.
7833 * doc/gcc.texi: Do not list GPL as Invariant Section.
7834 * doc/gccint.texi: Likewise. Update copyright years.
7835 * doc/install.texi: Update copyright years.
7836
7837 2008-07-30 Alan Modra <amodra@bigpond.net.au>
7838
7839 PR target/36955
7840 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
7841 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
7842
7843 2008-07-29 Jan Hubicka <jh@suse.cz>
7844
7845 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
7846 (grokdeclarator): Likewise.
7847 * langhooks.c (lhd_warn_unused_global_decl): Use
7848 DECL_DECLARED_INLINE_P.
7849 * print-tree.c (print_node): Remove DECL_INLINE check.
7850
7851 2008-07-29 Richard Guenther <rguenther@suse.de>
7852
7853 PR tree-optimization/36945
7854 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
7855 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
7856 Record invariant addresses un-decomposed.
7857 (copy_reference_ops_from_call): Record reference call
7858 arguments properly. Simplify.
7859 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
7860 helper split out from ...
7861 (create_component_ref_by_pieces): ... here. Simplify.
7862 Prepare for recursive invocation for call arguments.
7863 (create_expression_by_pieces): Adjust call to
7864 create_component_ref_by_pieces.
7865 (compute_avail): Process operand 2 of reference ops.
7866
7867 2008-07-29 Richard Guenther <rguenther@suse.de>
7868
7869 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
7870
7871 2008-07-29 Jakub Jelinek <jakub@redhat.com>
7872
7873 * c-format.c (check_format_types): Revert unwanted checkin.
7874
7875 2008-07-29 Jan Hubicka <jh@suse.cz>
7876
7877 * flags.h (flag_really_no_inline): Remove.
7878 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
7879 * toplev.c (flag_really_no_inline): Remove.
7880 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
7881 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
7882 (cgraph_decide_inlining_incrementally): Likewise.
7883 (compute_inline_parameters): Likewise.
7884 * opts.c (decode_options): Simplify.
7885 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
7886 * common.opt (finline): Initialize to 1.
7887 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
7888
7889 2008-07-29 Jan Hubicka <jh@suse.cz>
7890
7891 * predict.c (always_optimize_for_size_p): New function.
7892 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7893 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7894 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
7895 functions.
7896 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
7897 * function.c (prepare_function_start): Set default profile.
7898 * function.h (rtl_data): Add maybe_hot_insn_p.
7899 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
7900 (construct_exit_block): Likewise.
7901 (tree_expand_cfg): Likewise.
7902 * basic-block.h
7903 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7904 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7905 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
7906 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
7907 Declare.
7908
7909 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7910
7911 PR 34985
7912 * c-decl.c (merge_decls): Merge USED flags.
7913
7914 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
7915
7916 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
7917 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
7918 next_stack, lab_false and lab_over trees.
7919
7920 2008-07-28 Richard Guenther <rguenther@suse.de>
7921
7922 PR tree-optimization/36957
7923 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
7924 (useless_type_conversion_p): Remove.
7925 (types_compatible_p): Remove.
7926 * gimple.h (tree_ssa_useless_type_conversion): Declare.
7927 (useless_type_conversion_p): Declare.
7928 (types_compatible_p): Declare.
7929 (gimple_expr_type): Return the base type only if it is
7930 trivially convertible to the subtype.
7931
7932 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
7933
7934 * configure.ac: Use the m4_do macro to concatenate the warnings into
7935 one string in ACX_PROG_CC_WARNING_OPTS,
7936 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
7937 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
7938 * configure: Regenerate.
7939
7940 2008-07-28 Richard Guenther <rguenther@suse.de>
7941
7942 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
7943 (insert_fake_stores): Remove.
7944 (realify_fake_stores): Likewise.
7945 (execute_pre): Remove dead code.
7946 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
7947 (find_func_aliases): Deal with it here instead.
7948 Re-enable gcc_unreachable call.
7949
7950 2008-07-28 Richard Guenther <rguenther@suse.de>
7951
7952 Merge from gimple-tuples-branch.
7953
7954 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
7955 * gimple.def: New file.
7956 * gsstruct.def: Likewise.
7957 * gimple-iterator.c: Likewise.
7958 * gimple-pretty-print.c: Likewise.
7959 * tree-gimple.c: Removed. Merged into ...
7960 * gimple.c: ... here. New file.
7961 * tree-gimple.h: Removed. Merged into ...
7962 * gimple.h: ... here. New file.
7963
7964 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
7965 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
7966 --enable-checking=gimple flag.
7967 * config.in: Likewise.
7968 * configure: Regenerated.
7969
7970 * tree-ssa-operands.h: Tuplified.
7971 * tree-vrp.c: Likewise.
7972 * tree-loop-linear.c: Likewise.
7973 * tree-into-ssa.c: Likewise.
7974 * tree-ssa-loop-im.c: Likewise.
7975 * tree-dump.c: Likewise.
7976 * tree-complex.c: Likewise.
7977 * cgraphbuild.c: Likewise.
7978 * tree-ssa-threadupdate.c: Likewise.
7979 * tree-ssa-loop-niter.c: Likewise.
7980 * tree-pretty-print.c: Likewise.
7981 * tracer.c: Likewise.
7982 * gengtype.c: Likewise.
7983 * tree-loop-distribution.c: Likewise.
7984 * tree-ssa-loop-unswitch.c: Likewise.
7985 * cgraph.c: Likewise.
7986 * cgraph.h: Likewise.
7987 * tree-ssa-loop-manip.c: Likewise.
7988 * value-prof.c: Likewise.
7989 * tree-ssa-loop-ch.c: Likewise.
7990 * tree-tailcall.c: Likewise.
7991 * value-prof.h: Likewise.
7992 * tree.c: Likewise.
7993 * tree.h: Likewise.
7994 * tree-pass.h: Likewise.
7995 * ipa-cp.c: Likewise.
7996 * tree-scalar-evolution.c: Likewise.
7997 * tree-scalar-evolution.h: Likewise.
7998 * target.h: Likewise.
7999 * lambda-mat.c: Likewise.
8000 * tree-phinodes.c: Likewise.
8001 * diagnostic.h: Likewise.
8002 * builtins.c: Likewise.
8003 * tree-ssa-alias-warnings.c: Likewise.
8004 * cfghooks.c: Likewise.
8005 * fold-const.c: Likewise.
8006 * cfghooks.h: Likewise.
8007 * omp-low.c: Likewise.
8008 * tree-ssa-dse.c: Likewise.
8009 * ipa-reference.c: Likewise.
8010 * tree-ssa-uncprop.c: Likewise.
8011 * toplev.c: Likewise.
8012 * tree-gimple.c: Likewise.
8013 * tree-gimple.h: Likewise.
8014 * tree-chrec.c: Likewise.
8015 * tree-chrec.h: Likewise.
8016 * tree-ssa-sccvn.c: Likewise.
8017 * tree-ssa-sccvn.h: Likewise.
8018 * cgraphunit.c: Likewise.
8019 * tree-ssa-copyrename.c: Likewise.
8020 * tree-ssa-ccp.c: Likewise.
8021 * tree-ssa-loop-ivopts.c: Likewise.
8022 * tree-nomudflap.c: Likewise.
8023 * tree-call-cdce.c: Likewise.
8024 * ipa-pure-const.c: Likewise.
8025 * c-format.c: Likewise.
8026 * tree-stdarg.c: Likewise.
8027 * tree-ssa-math-opts.c: Likewise.
8028 * tree-ssa-dom.c: Likewise.
8029 * tree-nrv.c: Likewise.
8030 * tree-ssa-propagate.c: Likewise.
8031 * ipa-utils.c: Likewise.
8032 * tree-ssa-propagate.h: Likewise.
8033 * tree-ssa-alias.c: Likewise.
8034 * gimple-low.c: Likewise.
8035 * tree-ssa-sink.c: Likewise.
8036 * ipa-inline.c: Likewise.
8037 * c-semantics.c: Likewise.
8038 * dwarf2out.c: Likewise.
8039 * expr.c: Likewise.
8040 * tree-ssa-loop-ivcanon.c: Likewise.
8041 * predict.c: Likewise.
8042 * tree-ssa-loop.c: Likewise.
8043 * tree-parloops.c: Likewise.
8044 * tree-ssa-address.c: Likewise.
8045 * tree-ssa-ifcombine.c: Likewise.
8046 * matrix-reorg.c: Likewise.
8047 * c-decl.c: Likewise.
8048 * tree-eh.c: Likewise.
8049 * c-pretty-print.c: Likewise.
8050 * lambda-trans.c: Likewise.
8051 * function.c: Likewise.
8052 * langhooks.c: Likewise.
8053 * ebitmap.h: Likewise.
8054 * tree-vectorizer.c: Likewise.
8055 * function.h: Likewise.
8056 * langhooks.h: Likewise.
8057 * tree-vectorizer.h: Likewise.
8058 * ipa-type-escape.c: Likewise.
8059 * ipa-type-escape.h: Likewise.
8060 * domwalk.c: Likewise.
8061 * tree-if-conv.c: Likewise.
8062 * profile.c: Likewise.
8063 * domwalk.h: Likewise.
8064 * tree-data-ref.c: Likewise.
8065 * tree-data-ref.h: Likewise.
8066 * tree-flow-inline.h: Likewise.
8067 * tree-affine.c: Likewise.
8068 * tree-vect-analyze.c: Likewise.
8069 * c-typeck.c: Likewise.
8070 * gimplify.c: Likewise.
8071 * coretypes.h: Likewise.
8072 * tree-ssa-phiopt.c: Likewise.
8073 * calls.c: Likewise.
8074 * tree-ssa-coalesce.c: Likewise.
8075 * tree.def: Likewise.
8076 * tree-dfa.c: Likewise.
8077 * except.c: Likewise.
8078 * except.h: Likewise.
8079 * cfgexpand.c: Likewise.
8080 * tree-cfgcleanup.c: Likewise.
8081 * tree-ssa-pre.c: Likewise.
8082 * tree-ssa-live.c: Likewise.
8083 * tree-sra.c: Likewise.
8084 * tree-ssa-live.h: Likewise.
8085 * tree-predcom.c: Likewise.
8086 * lambda.h: Likewise.
8087 * tree-mudflap.c: Likewise.
8088 * ipa-prop.c: Likewise.
8089 * print-tree.c: Likewise.
8090 * tree-ssa-copy.c: Likewise.
8091 * ipa-prop.h: Likewise.
8092 * tree-ssa-forwprop.c: Likewise.
8093 * ggc-page.c: Likewise.
8094 * c-omp.c: Likewise.
8095 * tree-ssa-dce.c: Likewise.
8096 * tree-vect-patterns.c: Likewise.
8097 * tree-ssa-ter.c: Likewise.
8098 * tree-nested.c: Likewise.
8099 * tree-ssa.c: Likewise.
8100 * lambda-code.c: Likewise.
8101 * tree-ssa-loop-prefetch.c: Likewise.
8102 * tree-inline.c: Likewise.
8103 * tree-inline.h: Likewise.
8104 * tree-iterator.c: Likewise.
8105 * tree-optimize.c: Likewise.
8106 * tree-ssa-phiprop.c: Likewise.
8107 * tree-vect-transform.c: Likewise.
8108 * tree-object-size.c: Likewise.
8109 * tree-outof-ssa.c: Likewise.
8110 * cfgloop.c: Likewise.
8111 * system.h: Likewise.
8112 * tree-profile.c: Likewise.
8113 * cfgloop.h: Likewise.
8114 * c-gimplify.c: Likewise.
8115 * c-common.c: Likewise.
8116 * tree-vect-generic.c: Likewise.
8117 * tree-flow.h: Likewise.
8118 * c-common.h: Likewise.
8119 * basic-block.h: Likewise.
8120 * tree-ssa-structalias.c: Likewise.
8121 * tree-switch-conversion.c: Likewise.
8122 * tree-ssa-structalias.h: Likewise.
8123 * tree-cfg.c: Likewise.
8124 * passes.c: Likewise.
8125 * ipa-struct-reorg.c: Likewise.
8126 * ipa-struct-reorg.h: Likewise.
8127 * tree-ssa-reassoc.c: Likewise.
8128 * cfgrtl.c: Likewise.
8129 * varpool.c: Likewise.
8130 * stmt.c: Likewise.
8131 * tree-ssanames.c: Likewise.
8132 * tree-ssa-threadedge.c: Likewise.
8133 * langhooks-def.h: Likewise.
8134 * tree-ssa-operands.c: Likewise.
8135 * config/alpha/alpha.c: Likewise.
8136 * config/frv/frv.c: Likewise.
8137 * config/s390/s390.c: Likewise.
8138 * config/m32c/m32c.c: Likewise.
8139 * config/m32c/m32c-protos.h: Likewise.
8140 * config/spu/spu.c: Likewise.
8141 * config/sparc/sparc.c: Likewise.
8142 * config/i386/i386.c: Likewise.
8143 * config/sh/sh.c: Likewise.
8144 * config/xtensa/xtensa.c: Likewise.
8145 * config/stormy16/stormy16.c: Likewise.
8146 * config/ia64/ia64.c: Likewise.
8147 * config/rs6000/rs6000.c: Likewise.
8148 * config/pa/pa.c: Likewise.
8149 * config/mips/mips.c: Likewise.
8150
8151 2008-07-28 Simon Baldwin <simonb@google.com>
8152
8153 * c-pragma.c (handle_pragma_message): New function.
8154 (init_pragma): Register handle_pragma_message.
8155 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
8156 documentation.
8157
8158 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
8159
8160 PR tree-optimization/35252
8161 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
8162 REALPART_EXPR to be considered as same load operation.
8163
8164 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
8165
8166 PR tree-optimization/36830
8167 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
8168 (expressions_equal_p): Return false if only one operand is null.
8169
8170 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
8171
8172 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
8173 version requirements.
8174
8175 2008-07-26 Olivier Hainque <hainque@adacore.com>
8176
8177 * collect2.c (symkind): New enum. Symbol kinds we care about.
8178 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
8179 code and head comment accordingly.
8180 (scan_prog_file): Use symkind names instead of bare integers.
8181
8182 2008-07-25 Jan Hubicka <jh@suse.cz>
8183
8184 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
8185 DECL_INLINE.
8186 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
8187 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
8188 * dojump.c (clear_pending_stack_adjust): Likewise.
8189 * print-tree.c (print_node): Ignore DECL_INLINE.
8190 * tree-inline.c (inlinable_function_p): Likewise.
8191
8192 2008-07-25 Michael Meissner <gnu@the-meissners.org>
8193
8194 * doc/extend.texi (hot attribute): Document that the hot attribute
8195 turns on -O3 for some ports.
8196 (cold attribute): Document that the cold attribute turns on -Os
8197 for some ports
8198
8199 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
8200 reflect function specific option support.
8201
8202 * target.h (struct target_option_hooks): Add fields to say whether
8203 the cold attribute implies -Os and the hot attribute implies -O3.
8204
8205 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
8206 By default, do not turn on -Os for cold functions.
8207 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
8208 not turn on -O3 for hot functions.
8209
8210 * c-common.c (handle_hot_attribute): Use target hook to determine
8211 if hot functions should enable -O3.
8212 (handle_cold_attribute): Use target hook to determine if cold
8213 functions should enable -Os.
8214
8215 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
8216 (override_options): Move disable scheduling to
8217 optimization_options.
8218 (optimization_options): Disable scheduling here, not
8219 override_options.
8220 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8221 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8222
8223 * config/ia64/ia64.c (ia64_override_options): Move setting
8224 scheduling flags to ia64_optimization_options.
8225 (ia64_optimization_options): Disable scheduling options here, and
8226 not in ia64_override_options.
8227 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8228 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8229
8230 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
8231
8232 PR target/36936
8233 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
8234
8235 2008-07-25 Martin Jambor <mjambor@suse.cz>
8236
8237 PR tree-optimization/36926
8238 * ipa-prop.c (ipa_analyze_call_uses): Call
8239 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
8240
8241 2008-07-25 Joseph Myers <joseph@codesourcery.com>
8242
8243 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
8244 movv2si_internal): Add mem = reg alternative.
8245
8246 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
8247
8248 PR bootstrap/36918
8249 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
8250 DEFAULT_PCC_STRUCT_RETURN to 127.
8251
8252 2008-07-24 Jan Hubicka <jh@suse.cz>
8253
8254 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
8255 (build_cgraph_edges): Likewise.
8256 * cgraph.c (cgraph_node): Do not update assembler hash.
8257 (cgraph_remove_node): Drop non-unit-at-a-time code.
8258 * tree-pass.h (pass_O0_always_inline): Remove.
8259 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
8260 * toplev.c (process_options): Flag unit-at-a-time does not imply
8261 no section anchors.
8262 * cgraphunit.c: Update comments.
8263 (decide_is_function_needed): Drop non-unit-at-a-time mode.
8264 (cgraph_assemble_pending_functions): Remove.
8265 (cgraph_reset_node): Drop non-unit-at-a-time code.
8266 (cgraph_finalize_function): Likewise.
8267 (cgraph_analyze_function): Likewise.
8268 (cgraph_finalize_compilation_unit): Likewise.
8269 (cgraph_expand_function): Likewise.
8270 (cgraph_optimize): Likesise.
8271 (save_inline_function_body): Likewise.
8272 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
8273 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
8274 * ipa-inline.c: Update comments.
8275 (enum inlining_mode): remove INLINE_SPEED.
8276 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
8277 (cgraph_mark_inline_edge): Likewise.
8278 (try_inline): Likewise.
8279 (cgraph_decide_inlining_incrementally): Likewise.
8280 (cgraph_gate_inlining): Remove.
8281 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
8282 (cgraph_gate_early_inlining): Likewise.
8283 (gate_inline_passes): Remove.
8284 (pass_inline_parameters, pass_ipa_inline): Remove gates.
8285 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
8286 pass_O0_always_inline): Remove.
8287 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
8288 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
8289 * opts.c (no_unit_at_a_time_default): Remove.
8290 (decode_options): Remove flag_unit_at_a_time reset and warning.
8291 * opts.h (no_unit_at_a_time_default): Remove.
8292 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
8293 early in GNU dialect.
8294 (merge_decls): Update comment; drop unit-at-a-time check.
8295 (finish_decl): Likewise.
8296 (grok_declaration): Remove flag_inline_trees code.
8297 (finish_functions): Return on function returning non-void on all
8298 statics.
8299 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
8300 * cfgexpand.c (expand_one_static_var): Remove.
8301 (expand_one_var): Remove expand_one_static_var call.
8302 (expand_used_vars_for_block): Remove flag_unit_a_time check.
8303 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
8304 and flag_unit_at_a-time compatibility checks.
8305 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
8306 * tree-inline.c (flag_inline_trees): Remove.
8307 (inlinable_function_p): Don't check it.
8308 (expand_call_inline): Remove non-unit-at-a-time code.
8309 * tree-inline.h (flag_inline_trees): Remove.
8310 * tree-optimize.c (execute_early_local_optimizations): Remove
8311 unit-at-a-time checks.
8312 (tree_rest_of_compilation): Likewise.
8313 * combine.c (setup_incoming_promotions): Likewise.
8314 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
8315 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
8316 * passes.c (pass_inline_parameters): Update comments; remove
8317 O0_alwaysinline pass.
8318 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
8319 (execute_one_pass): Likewise.
8320 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
8321 (ix86_function_sseregparm): Likewise.
8322 * arm.c (arm_function_in_section_p): Likewise.
8323 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
8324 * varpool.c: Update comments.
8325 (decide_is_variable_needed): Remove unit-at-a-time checks.
8326 (varpool_finalize_decl): Likewise.
8327
8328 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
8329
8330 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
8331 to 2 instead of -1.
8332 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
8333
8334 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
8335
8336 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
8337 imp symbol extension.
8338
8339 2008-07-23 Ian Lance Taylor <iant@google.com>
8340
8341 * tree-vrp.c (infer_value_range): Ignore asm statements when
8342 looking for memory accesses for -fdelete-null-pointer-checks.
8343
8344 2008-07-24 Ben Elliston <bje@au.ibm.com>
8345
8346 * config/spu/spu-c.c (__vector_keyword): New variable.
8347 (vector_keyword): Likewise.
8348 (spu_categorize_keyword): New function.
8349 (spu_macro_to_expand): Likewise.
8350 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
8351 compiling an ISO C dialect.
8352
8353 2008-07-24 Ben Elliston <bje@au.ibm.com>
8354
8355 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
8356 conventional usage.
8357
8358 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8359
8360 * configure: Regenerate.
8361 * configure.ac: Require texinfo 4.7.
8362 * doc/install.texi: Document texinfo 4.7 requirement.
8363
8364 2008-07-23 Martin Jambor <mjambor@suse.cz>
8365
8366 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
8367 rather than for DECL_SAVED_TREE.
8368 * ipa-prop.c: Include diagnostic.h.
8369 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
8370 thoroughly.
8371 (ipa_detect_param_modifications): Function rewritten from scratch.
8372 (ipa_compute_jump_functions): Changed accesses to modification flags.
8373 (ipa_free_node_params_substructures): Update flags destruction.
8374 (ipa_node_duplication_hook): Update flags duplication.
8375 (ipa_print_all_params_modified): Updated flag access.
8376 * ipa-prop.h (struct ipa_param_flags): New structure.
8377 (struct ipa_node_params): New field modification_analysis_done,
8378 modified_flags changed into param_flags.
8379 (ipa_is_ith_param_modified): Changed to use new flags.
8380 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
8381
8382 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
8383 ipa-cp.c and split into two functions.
8384 (ipa_print_node_jump_functions): New function.
8385 (compute_scalar_jump_functions): New function.
8386 (type_like_member_ptr_p): New function.
8387 (compute_pass_through_member_ptrs): New function.
8388 (fill_member_ptr_cst_jump_function): New function.
8389 (determine_cst_member_ptr): New function.
8390 (compute_cst_member_ptr_arguments): New function.
8391 (ipa_compute_jump_functions): Complete rewrite.
8392 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
8393 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
8394 (struct ipa_member_ptr_cst): New structure.
8395 (union jump_func_value): New field member_cst.
8396 * ipa-cp.c (ipcp_lat_is_insertable): New function.
8397 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
8398 jump function types.
8399 (ipcp_print_all_lattices): Slight fprintf rearrangement.
8400 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
8401 instead of ipcp_print_all_jump_functions.
8402 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
8403 only for replacable scalars.
8404
8405 * doc/invoke.texi (Optimize options): Add description of
8406 -findirect-inlining.
8407 * common.opt (flag_indirect_inlining): New flag.
8408 * opts.c (decode_options): Set flag_indirect_inlining when
8409 optimize >= 3.
8410
8411 * ipa-inline.c: Include ipa-prop.h.
8412 (inline_indirect_intraprocedural_analysis): New function.
8413 (inline_generate_summary): Allocate parameter and argument info
8414 structures, call inline_indirect_intraprocedural_analysis on each
8415 node when doing indirect inlining and deallocate indirect inlining
8416 data structures in the end.
8417 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
8418 (free_all_ipa_structures_after_iinln): New function.
8419 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
8420 done.
8421 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
8422
8423 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
8424 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8425 of computing the frequency separately.
8426 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8427 of computing the frequency separately.
8428 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
8429 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
8430 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
8431 (ipa_get_stmt_member_ptr_load_param): New function.
8432 (ipa_is_ssa_with_stmt_def): New function.
8433 (ipa_note_param_call): New function.
8434 (ipa_analyze_call_uses): New function.
8435 (ipa_analyze_stmt_uses): New function.
8436 (ipa_analyze_params_uses): New function.
8437 (ipa_free_node_params_substructures): Also free the param_calls linked
8438 list.
8439 (ipa_node_duplication_hook): Also duplicate the param_calls
8440 linked list.
8441 (ipa_print_node_param_flags): New function.
8442 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
8443 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
8444 * ipa-prop.h (struct ipa_param_flags): New field called.
8445 (struct ipa_param_call_note): New structure.
8446 (struct ipa_node_params): New fields param_calls and
8447 uses_analysis_done.
8448 (ipa_is_ith_param_called): New function.
8449 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
8450 ipa_analyze_params_uses and dump parameter flags.
8451
8452 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
8453 ipa_propagate_indirect_call_infos if performing indirect inlining,
8454 pass a new parameter new_edges to it.
8455 (add_new_edges_to_heap): New fucntion.
8456 (cgraph_decide_inlining_of_small_functions): New vector
8457 new_indirect_edges for newly found indirect edges , call
8458 ipa_propagate_indirect_call_infos after inlining.
8459 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
8460 inlining if performing indirect inlining. Call
8461 free_all_ipa_structures_after_iinln when doing so too.
8462 (inline_generate_summary): Do not call
8463 free_all_ipa_structures_after_iinln here.
8464 * ipa-prop.c (update_jump_functions_after_inlining): New function.
8465 (print_edge_addition_message): New function.
8466 (update_call_notes_after_inlining): New function.
8467 (propagate_info_to_inlined_callees): New function.
8468 (ipa_propagate_indirect_call_infos): New function.
8469 * ipa-prop.h: Include cgraph.h
8470 (struct ipa_param_call_note): Fields reordered, new field processed.
8471 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
8472 flag indirect_call.
8473 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
8474 rediscovered call statements.
8475 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
8476 (dump_cgraph_node): Dump also the indirect_call flag.
8477 (cgraph_clone_edge): Copy also the indirect_call flag.
8478 * tree-inline.c (copy_bb): Do not check for fndecls from call
8479 expressions, check for edge availability when moving clones.
8480 (get_indirect_callee_fndecl): New function.
8481 (expand_call_inline): If callee declaration is not apprent from
8482 the statement, try calling get_indirect_callee_fndecl. Do not
8483 issue warnings or call sorry when not inlinings an indirect edge.
8484 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
8485
8486 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
8487 bit more frandly to matching.
8488 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
8489 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
8490 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
8491
8492 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8493
8494 PR 36907
8495 * opth-gen.awk: Suppress function specific features when building
8496 target libraries.
8497 * optc-gen.awk: Ditto.
8498
8499 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8500
8501 PR 35058
8502 * diagnostic.c (pedwarn): Add opt parameter.
8503 (pedwarn0): New.
8504 * c-tree.h (pedwarn_init): Add opt parameter.
8505 (pedwarn_c90): Likewise.
8506 (pedwarn_c99): Likewise.
8507 * c-errors.c (pedwarn_c99): Likewise.
8508 (pedwarn_c90): Likewise.
8509 * toplev.h (pedwarn): Update declaration.
8510 (pedwarn0): Declare.
8511 * c-lex.c: All calls to pedwarn changed.
8512 * builtins.c: All calls to pedwarn changed.
8513 * toplev.c: All calls to pedwarn changed.
8514 * c-decl.c: All calls to pedwarn changed.
8515 * c-typeck.c: All calls to pedwarn changed.
8516 * c-common.c: All calls to pedwarn changed.
8517 * c-parser.c: All calls to pedwarn changed.
8518
8519 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8520 Karthik Kumar <karthikkumar@gmail.com>
8521
8522 * attribs.c (file scope): Include c-common.h.
8523 (decl_attributes): Add support for #pragma GCC optimize and
8524 #pragma GCC option.
8525
8526 * targhooks.c (default_can_inline_p): New function that is the
8527 default for the TARGET_CAN_INLINE_P target hook.
8528
8529 * targhooks.h (default_can_inline_p): Add declaration.
8530
8531 * tree.c (cl_optimization_node): New static tree for building
8532 OPTIMIZATION_NODE tree.
8533 (cl_target_option_node): New static tree for building
8534 TARGET_OPTION_NODE tree.
8535 (cl_option_hash_table): New hash table for hashing
8536 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8537 (cl_option_hash_hash): New function to provide the hash value for
8538 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8539 (cl_option_hash_eq): New function to provide an equality test for
8540 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8541 (tree_code_size): Add support for OPTIMIZATION_NODE and
8542 TARGET_OPTION_NODE trees.
8543 (tree_code_structure): Add support for OPTIMIZATION_NODE and
8544 TARGET_OPTION_NODE trees.
8545 (build_optimization_node): Build a tree that has all of the
8546 current optimization options.
8547 (build_target_option_node): Build a tree that has the target
8548 options that might be changed on a per function basis.
8549
8550 * tree.h (file scope): Include options.h.
8551 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
8552 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
8553 (TREE_OPTIMIZATION): Ditto.
8554 (TREE_TARGET_SPECIFIC): Ditto.
8555 (struct tree_function_decl): Add fields for remembering the
8556 current optimization options and target specific options.
8557 (struct tree_optimization_option): New tree variant that remembers
8558 the optimization options.
8559 (struct tree_target_option): New tree variant that remembers the
8560 target specific flags that might change for compiling a particular
8561 function.
8562 (union tree_node): Include tree_optimization_option and
8563 tree_target_option fields.
8564 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
8565 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
8566 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
8567 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
8568 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
8569 optimization and target options.
8570 (optimization_default_node): New macro to refer to global_trees
8571 field.
8572 (optimization_current_node): Ditto.
8573 (optimization_cold_node): Ditto.
8574 (optimization_hot_node): Ditto.
8575 (target_option_default_node): Ditto.
8576 (target_option_current_node): Ditto.
8577 (current_option_pragma): Ditto.
8578 (current_optimize_pragma): Ditto.
8579
8580 * target.h (struct gcc_target): Add valid_option_attribute_p,
8581 target_option_save, target_option_restore, target_option_print,
8582 target_option_pragma_parse, and can_inline_p hooks.
8583
8584 * toplev.h (parse_optimize_options): Add declaration.
8585 (fast_math_flags_struct_set_p): Ditto.
8586
8587 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
8588 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
8589 optimize is used.
8590
8591 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
8592 tree_can_inline_p hook to see if one function can inline another.
8593 (cgraph_decide_inlining): Ditto.
8594 (cgraph_decide_inlining_incrementally): Ditto.
8595
8596 * opts.c (decode_options): Add support for running multiple times
8597 to allow functions with different target or optimization options
8598 than was specified on the command line.
8599 (fast_math_flags_struct_set_p): New function that is similar to
8600 fast_math_flags_set_p, except it uses the values in the
8601 cl_optimization structure instead of global variables.
8602
8603 * optc-gen.awk: Add support for TargetSave to allow a back end to
8604 declare new fields that need to be saved when using function
8605 specific options. Include flags.h and target.h in the options.c
8606 source. Add support for Save to indicate which options can be set
8607 for individual functions. Generate cl_optimize_save,
8608 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
8609 cl_target_option_restore, cl_target_option_print functions to
8610 allow functions to use different optimization or target options.
8611
8612 * opt-functions.awk (var_type_struct): Return the type used for
8613 storing the field in a structure.
8614
8615 * opth-gen.awk: Add support for TargetSave to allow a back end to
8616 declare new fields that need to be saved when using function
8617 specific options. Add support for Save to indicate which options
8618 can be set for individual functions. Only generate one extern for
8619 Mask fields. Generate cl_optimization and cl_target_option
8620 structures to remember optimization and target options.
8621
8622 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
8623 collecting new tree nodes.
8624 (TS_TARGET_OPTION): Ditto.
8625
8626 * c-decl.c (merge_decls): Merge function specific target and
8627 optimization options.
8628
8629 * function.c (invoke_set_current_function_hook): If the function
8630 uses different optimization options, change the global variables
8631 to reflect this.
8632
8633 * coretypes.h (struct cl_optimization): Add forward reference.
8634 (struct cl_target_option): Ditto.
8635
8636 * c-pragma.c (option_stack): New static vector to remember the
8637 current #pragma GCC option stack.
8638 (handle_pragma_option): New function to support #pragma GCC option
8639 to change target options.
8640 (optimize_stack): New static vector to remember the current
8641 #pragma GCC optimize stack.
8642 (handle_pragma_optimize): New function to support #pragma GCC
8643 optimize to change optimization options.
8644 (init_pragma): Add support for #pragma GCC optimize and #pragma
8645 GCC option.
8646
8647 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
8648 optimization options.
8649 (TARGET_OPTION_NODE): New tree code for remembering certain target
8650 options.
8651
8652 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
8653 TARGET_OPTION_NODE trees.
8654
8655 * common.opt (-O): Add Optimization flag.
8656 (-Os): Ditto.
8657 (-fmath-errno): Ditto.
8658 (-falign-functions): Add UInteger flag to make sure flag gets full
8659 int in cl_optimization structure.
8660 (-falign-jumps): Ditto.
8661 (-falign-labels): Ditto.
8662 (-falign-loops): Ditto.
8663 (-fsched-stalled-insns): Ditto.
8664 (-fsched-stalled-insns-dep): Ditto.
8665
8666 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
8667 definition.
8668 (TARGET_OPTION_SAVE): Ditto.
8669 (TARGET_OPTION_RESTORE): Ditto.
8670 (TARGET_OPTION_PRINT): Ditto.
8671 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
8672 (TARGET_CAN_INLINE_P): Ditto.
8673 (TARGET_INITIALIZER): Add new hooks.
8674
8675 * tree-inline.c (tree_can_inline_p): New function to determine
8676 whether one function can inline another. Check if the functions
8677 use compatible optimization options, and also call the backend
8678 can_inline_p hook.
8679
8680 * tree-inline.h (tree_can_inline_p): Add declaration.
8681
8682 * c-common.c (c_common_attribute): Add support for option and
8683 optimize attributes.
8684 (handle_option_attribute): Add support for the option attribute to
8685 allow the user to specify different target options for compiling a
8686 specific function.
8687 (handle_optimize_attribute): Add support for the optimize
8688 attribute to allow the user to specify different optimization
8689 options for compiling a specific function.
8690 (handle_hot_attribute): Turn on -O3 optimization for this one
8691 function if it isn't the default optimization level.
8692 (handle_cold_attribute): Turn on -Os optimization for this one
8693 function if it insn't the default optimization.
8694 (const_char_p): New const char * typedef.
8695 (optimize_args): New static vector to remember the optimization
8696 arguments.
8697 (parse_optimize_options): New function to set up the optimization
8698 arguments from either the optimize attribute or #pragma GCC optimize.
8699
8700 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
8701 (builtin_define_std): Ditto.
8702
8703 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
8704 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
8705 (x86_64-*-*): Ditto.
8706
8707 * Makefile.in (TREE_H): Add options.h.
8708 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
8709
8710 * doc/extend.texi (option attribute): Document new attribute.
8711 (optimize attribute): Ditto.
8712 (hot attribute): Document hot attribute sets -O3.
8713 (cold attribute): Document cold attribute sets -Os.
8714 (#pragma GCC option): Document new pragma.
8715 (#pragma GCC optimize): Ditto.
8716
8717 * doc/options.texi (TargetSave): Document TargetSave syntax.
8718 (UInteger): Document UInteger must be used for certain flags.
8719 (Save): Document Save option to create target specific options
8720 that can be saved/restored on a function specific context.
8721
8722 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
8723 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
8724
8725 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
8726 (TARGET_OPTION_SAVE): Ditto.
8727 (TARGET_OPTION_RESTORE): Ditto.
8728 (TARGET_OPTION_PRINT): Ditto.
8729 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
8730 (TARGET_CAN_INLINE_P): Ditto.
8731
8732 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
8733 -mfpmath=sse,387.
8734 (-mfpmath=both): Ditto.
8735
8736 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8737 Karthik Kumar <karthikkumar@gmail.com>
8738
8739 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
8740 (TARGET_POPCNT): Ditto.
8741 (TARGET_SAHF): Ditto.
8742 (TARGET_AES): Ditto.
8743 (TARGET_PCLMUL): Ditto.
8744 (TARGET_CMPXCHG16B): Ditto.
8745 (TARGET_RECIP): Move switch into target_flags.
8746 (TARGET_FUSED_MADD): Ditto.
8747 (ix86_arch_features): Make an unsigned char type.
8748 (ix86_tune_features): Ditto.
8749 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
8750 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
8751 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
8752
8753 * config/i386/i386.opt (arch): New TargetSave field to define
8754 fields that need to be saved for function specific option support.
8755 (tune): Ditto.
8756 (fpmath): Ditto.
8757 (branch_cost): Ditto.
8758 (ix86_isa_flags_explicit): Ditto.
8759 (tune_defaulted): Ditto.
8760 (arch_specified): Ditto.
8761 (-m128-long-double): Add Save flag to save option for target
8762 specific option support.
8763 (-m80387): Ditto.
8764 (-maccumulate-outgoing-args): Ditto.
8765 (-malign-double): Ditto.
8766 (-malign-stringops): Ditto.
8767 (-mfancy-math-387): Ditto.
8768 (-mhard-float): Ditto.
8769 (-mieee-fp): Ditto.
8770 (-minline-all-stringops): Ditto.
8771 (-minline-stringops-dynamically): Ditto.
8772 (-mms-bitfields): Ditto.
8773 (-mno-align-stringops): Ditto.
8774 (-mno-fancy-math-387): Ditto.
8775 (-mno-push-args): Ditto.
8776 (-mno-red-zone): Ditto.
8777 (-mpush-args): Ditto.
8778 (-mred-zone): Ditto.
8779 (-mrtd): Ditto.
8780 (-msseregparm): Ditto.
8781 (-mstack-arg-probe): Ditto.
8782 (-m32): Ditto.
8783 (-m64): Ditto.
8784 (-mmmx): Ditto.
8785 (-m3dnow): Ditto.
8786 (-m3dnowa): Ditto.
8787 (-msse): Ditto.
8788 (-msse2): Ditto.
8789 (-msse3): Ditto.
8790 (-msse4.1): Ditto.
8791 (-msse4.2): Ditto.
8792 (-msse4): Ditto.
8793 (-mno-sse4): Ditto.
8794 (-msse4a): Ditto.
8795 (-msse5): Ditto.
8796 (-mrecip): Move flag into target_flags.
8797 (-mcld): Ditto.
8798 (-mno-fused-madd): Ditto.
8799 (-mfused-madd): Ditto.
8800 (-mabm): Move flag into ix86_isa_flags.
8801 (-mcx16): Ditto.
8802 (-mpopcnt): Ditto.
8803 (-msahf): Ditto.
8804 (-maes): Ditto.
8805 (-mpclmul): Ditto.
8806
8807 * config/i386/i386-c.c: New file for #pragma support.
8808 (ix86_target_macros_internal): New function to #define or #undef
8809 target macros based when the user uses the #pragma GCC option to
8810 change target options.
8811 (ix86_pragma_option_parse): New function to add #pragma GCC option
8812 support.
8813 (ix86_target_macros): Move defining the target macros here from
8814 TARGET_CPU_CPP_BUILTINS in i386.h.
8815 (ix86_register_pragmas): Register the #pragma GCC option hook. If
8816 defined, initialize any subtarget #pragmas.
8817
8818 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
8819 REGISTER_TARGET_PRAGMAS.
8820
8821 * config/i386/t-i386: New file for x86 dependencies.
8822 (i386.o): Make dependencies mirror the include files used.
8823 (i386-c.o): New file, add dependencies.
8824
8825 * config/i386/i386-protos.h (override_options): Add bool argument.
8826 (ix86_valid_option_attribute_tree): Add declaration.
8827 (ix86_target_macros): Ditto.
8828 (ix86_register_macros): Ditto.
8829
8830 * config/i386/i386.c (ix86_tune_features): Move initialization of
8831 the target masks to initial_ix86_tune_features to allow functions
8832 to have different target options. Make type unsigned char,
8833 instead of unsigned int.
8834 (initial_ix86_tune_features): New static vector to hold processor
8835 masks for the tune variables.
8836 (ix86_arch_features): Move initialization of the target masks to
8837 initial_ix86_arch_features to allow functions to have different
8838 target options. Make type unsigned char, instead of unsigned int.
8839 (initial_ix86_arch_features): New static vector to hold processor
8840 masks for the arch variables.
8841 (enum ix86_function_specific_strings): New enum to describe the
8842 string options used for attribute((option(...))).
8843 (ix86_target_string): New function to return a string that
8844 describes the target options.
8845 (ix86_debug_options): New function to print the current options in
8846 the debugger.
8847 (ix86_function_specific_save): New function hook to save the
8848 function specific global variables in the cl_target_option structure.
8849 (ix86_function_specific_restore): New function hook to restore the
8850 function specific variables from the cl_target_option structure to
8851 the global variables.
8852 (ix86_function_specific_print): New function hook to print the
8853 target specific options in the cl_target_option structure.
8854 (ix86_valid_option_attribute_p): New function hook to validate
8855 attribute((option(...))) arguments.
8856 (ix86_valid_option_attribute_tree): New function that is common
8857 code between attribute((option(...))) and #pragma GCC option
8858 support that parses the options and returns a tree holding the options.
8859 (ix86_valid_option_attribute_inner_p): New helper function for
8860 ix86_valid_option_attribute_tree.
8861 (ix86_can_inline_p): New function hook to decide if one function
8862 can inline another on a target specific basis.
8863 (ix86_set_current_function); New function hook to switch target
8864 options if the user used attribute((option(...))) or #pragma GCC
8865 option.
8866 (ix86_tune_defaulted): Move to static file scope from
8867 override_options.
8868 (ix86_arch_specified): Ditto.
8869 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
8870 ix86_isa_flags.
8871 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
8872 (OPTION_MASK_ISA_ABM_SET): Ditto.
8873 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
8874 (OPTION_MASK_ISA_CX16_SET): Ditto.
8875 (OPTION_MASK_ISA_SAHF_SET): Ditto.
8876 (OPTION_MASK_ISA_AES_UNSET): Ditto.
8877 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
8878 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
8879 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
8880 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
8881 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
8882 (struct ptt): Move to static file scope from override_options.
8883 (processor_target_table): Ditto.
8884 (cpu_names): Ditto.
8885 (ix86_handle_option): Add support for options that are now isa options.
8886 (override_options): Add support for declaring functions that
8887 support different target options than were specified on the
8888 command line. Move struct ptt, processor_target_table, cpu_names,
8889 ix86_tune_defaulted, ix86_arch_specified to static file scope.
8890 Add bool argument. Fix up error messages so the appropriate error
8891 is given for either command line or attribute.
8892 (ix86_previous_fndecl): New static to remember previous function
8893 declaration to see if we need to change target options.
8894 (ix86_builtins_isa): New array to record the ISA of each builtin
8895 function.
8896 (def_builtin): Always create the builtin function, even if the
8897 current ISA doesn't support it.
8898 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
8899 tests for those builtins.
8900 (ix86_init_builtins): Remove TARGET_MMX test for calling
8901 ix86_init_mmx_sse_builtins.
8902 (ix86_expand_builtin): If the current ISA doesn't support a given
8903 builtin, signal an error.
8904 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
8905 (TARGET_SET_CURRENT_FUNCTION): Ditto.
8906 (TARGET_OPTION_SAVE): Ditto.
8907 (TARGET_OPTION_RESTORE): Ditto.
8908 (TARGET_OPTION_PRINT): Ditto.
8909 (TARGET_CAN_INLINE_P): Ditto.
8910
8911 2008-07-22 Rafael Ãvila de Espíndola <espindola@google.com>
8912
8913 * c-typeck.c (build_external_ref): Don't call assemble_external.
8914 * final.c (output_operand): Call assemble_external.
8915
8916 2008-07-21 DJ Delorie <dj@redhat.com>
8917
8918 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
8919 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
8920
8921 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8922
8923 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
8924 original insn and splitter contents into ...
8925 ("*div<mode>3_fast"): ... this new pattern. Enable only if
8926 flag_unsafe_math_optimizations. Add dummy scratch register.
8927 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
8928 !flag_unsafe_math_optimizations. Returns number with next
8929 highest magnitude if this is still less or equal to the true
8930 quotient in magnitude.
8931
8932 2008-07-21 Rafael Ãvila de Espíndola <espindola@google.com>
8933
8934 * Makefile.in: Replace toplev.h with TOPLEV_H.
8935 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
8936 * c-lex.c (fe_file_change): Don't set in_system_header.
8937 * c-parser.c (c_token): Remove in_system_header.
8938 (c_lex_one_token): Don't set in_system_header.
8939 (c_parser_set_source_position_from_token): Don't set in_system_header.
8940 * diagnostic.c (diagnostic_report_diagnostic): Use location from
8941 diagnostic_info.
8942 (warning_at): New.
8943 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
8944 * flags.h (in_system_header): Remove.
8945 * function.c (saved_in_system_header): Remove.
8946 (push_cfun): Don't set in_system_header.
8947 (pop_cfun): Don't set in_system_header.
8948 (push_struct_function): Don't set in_system_header.
8949 * input.h (expanded_location): Add sysp.
8950 (in_system_header_at): New.
8951 (in_system_header): New.
8952 * toplev.c (in_system_header): Remove.
8953 * toplev.h: Include input.h
8954 (warning_at): New.
8955 * tree-cfg.c (execute_warn_function_return): Call warning_at.
8956 * tree-ssa.c (warn_uninit): Call warning_at.
8957 (warn_uninitialized_var): Update calls to warn_uninit.
8958 (warn_uninitialized_phi): Update calls to warn_uninit.
8959 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
8960 (expand_location): Initialize xloc.sysp.
8961 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
8962 (tree_decl_with_vis): Remove in_system_header_flag.
8963
8964 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
8965
8966 PR target/36822
8967 * recog.c (asm_operand_ok): Change the order of the extra
8968 memory constraint checks.
8969
8970 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8971
8972 PR tree-opt/36879
8973 * tree-switch-conversion.c (build_one_array): Call
8974 varpool_mark_needed_node and varpool_finalize_decl
8975 instead of assemble_variable.
8976
8977 2008-07-19 Jan Hubicka <jh@suse.cz>
8978
8979 * cgraph.c (cgraph_add_new_function): Do early local passes.
8980 * tree-nrv.c (gate_pass_return_slot): New gate.
8981 (pass_nrv): Add the gate.
8982 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
8983 functions.
8984 (coalesce_ssa_name): Coalesce SSA names.
8985 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
8986 not optimizing so unused user vars remains visible.
8987 * common.opt (flag_tree_ter): Always enable by default.
8988 * tree-ssa-ter.c: Include flags.h
8989 (is_replaceable_p): Check that locations match; when aliasing
8990 is missing be conservative about loads.
8991 * tree-optimize.c (gate_init_datastructures): Remove.
8992 (pass_init_datastructures): New.
8993 * passes.c: Reorder passes so we always go into SSA.
8994
8995 2008-07-19 Jan Hubicka <jh@suse.cz>
8996
8997 * doc/extend.texi (flatten attribute): Remove note about
8998 unit-at-a-time.
8999 * doc/invoke.texi (--combine): Likewise.
9000 (-finline-functions-called-once): Update levels when enabled.
9001 (-funit-at-a-time): Document new behaviour.
9002 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
9003 -fno-section-anchors when disabled explicitly.
9004 (inline params): They are not ignored now.
9005 (precompiled headers): Remove unit-at-a-time as being incompatible.
9006 * opts.c (decode_options): Handle unit-at-a-time as alias;
9007 imply -fno-section-anchors when toplevel reorder is disabled
9008 explicitly.
9009 * common.opt (ftoplevel-reorder): Set default value to 2.
9010 (funit-at-a-time): Set default value to 1.
9011 * config/rs6000/rs6000.c (optimization_options): Set section anchors
9012 to 2.
9013
9014 2008-07-19 Jan Hubicka <jh@suse.cz>
9015
9016 * builtins.c (expand_builtin_int_roundingfn,
9017 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
9018 it is not useful.
9019
9020 2008-07-19 Richard Guenther <rguenther@suse.de>
9021
9022 PR bootstrap/36864
9023 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
9024 * tree-ssa-sccvn.c (get_constant_value_id): New function.
9025 * tree-ssa-pre.c (get_expr_value_id): For newly created
9026 constant value-ids make sure to add the expression to its
9027 expression-set.
9028
9029 2008-07-19 Jakub Jelinek <jakub@redhat.com>
9030
9031 PR middle-end/36877
9032 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
9033 return value of the builtin is ignored.
9034
9035 2008-07-19 Olivier Hainque <hainque@adacore.com>
9036
9037 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
9038 bits, a C conformant malloc implementation has to provide.
9039 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
9040
9041 2008-07-19 Joseph Myers <joseph@codesourcery.com>
9042
9043 PR target/36780
9044 PR target/36827
9045 * reload.c (find_reloads_subreg_address): Only reload address if
9046 reloaded == 0, not for reloaded != 1.
9047
9048 Revert:
9049 2008-07-16 Joseph Myers <joseph@codesourcery.com>
9050 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
9051 (m32c_legitimate_address_p): Handle "++rii" addresses created by
9052 m32c_legitimize_reload_address.
9053
9054 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9055 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
9056 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
9057
9058 2008-07-19 Olivier Hainque <hainque@adacore.com>
9059
9060 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
9061 argument, saying whether nested array are to be collapsed
9062 into a single array type DIE with multiple subscripts.
9063 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
9064 issues, centralize the nested array types collapsing control and
9065 disable the transformation for Ada.
9066
9067 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
9068
9069 PR target/36786
9070 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
9071 x86_64_shift_adj.
9072 (x86_64_shift_adj_2): New expander.
9073 (x86_64_shift_adj_3): Ditto.
9074 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
9075 to split TImode operands.
9076 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
9077 (ix86_split_lshr): Ditto.
9078
9079 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
9080
9081 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
9082 and __CHAR32_TYPE__.
9083 * c-typeck.c (digest_init): Support char16_t and char32_t.
9084 (set_nonincremental_init_from_string): Idem.
9085
9086 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
9087
9088 PR middle-end/36859
9089 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
9090 PREFERRED_STACK_BOUNDARY.
9091 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9092
9093 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
9094
9095 PR middle-end/36858
9096 * function.c (locate_and_pad_parm): Cap boundary earlier.
9097
9098 2008-07-17 Julian Brown <julian@codesourcery.com>
9099
9100 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
9101 no-op for targets which don't use DLLs.
9102
9103 2008-07-17 Martin Jambor <mjambor@suse.cz>
9104
9105 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
9106 that nodes are relevant by examining the node->analyzed flag.
9107 (ipcp_init_stage): Check which nodes are relevant, assert that the
9108 relevant ones are also required.
9109 (ipcp_propagate_stage): Check on the side arrays are properly
9110 allocated.
9111 (ipcp_print_all_jump_functions): Make sure not to touch any node
9112 that is not analyzed or an edge that does not have a corresponding
9113 entry in the on-the-side vectors.
9114 (ipcp_function_scale_print): Likewise.
9115 (ipcp_update_callgraph): Check that the node is relevant.
9116 (ipcp_insert_stage): Check that the node is relevant. Check there is
9117 an info for every node and edge.
9118 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
9119 (ipa_print_all_tree_maps): Likewise and a new variable info.
9120 (ipa_print_all_params_modified): Likewise.
9121 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
9122
9123 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
9124
9125 PR target/25343
9126 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
9127
9128 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
9129
9130 PR rtl-optimization/36753
9131 * fwprop.c (use_killed_between): Don't shortcut
9132 single-definition global registers.
9133
9134 2008-07-16 Jan Hubicka <jh@suse.cz>
9135
9136 * cgraph.h (varpool_empty_needed_queue): Declare.
9137 * cgraphunit.c (output_in_order): Mark all variables as needed;
9138 empty the queue.
9139 * varpool.c (varpool_assemble_node): Update debug queue.
9140 (varpool_assemble_pending_decls): Don't do it here.
9141 (varpool_empty_needed_queue): New function.
9142
9143 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9144
9145 * recog.c (peephole2_optimize): Fix formatting.
9146
9147 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9148
9149 * c-pch.c (get_ident): Avoid C++ keywords.
9150 * combine-stack-adj.c (single_set_for_csa): Likewise.
9151 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
9152 output_asm_insn): Likewise.
9153 * reload.c (push_secondary_reload, find_reusable_reload,
9154 push_reload, combine_reloads, find_reloads,
9155 debug_reload_to_stream): Likewise.
9156 * reload.h (struct reload): Likewise.
9157 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
9158 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
9159 emit_output_reload_insns): Likewise.
9160 * targhooks.c (default_secondary_reload): Likewise.
9161 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
9162
9163 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9164
9165 * recog.c (validate_change_1, validate_change,
9166 validate_unshare_change, validate_replace_rtx_1, struct
9167 funny_match, constrain_operands, peephole2_optimize): Avoid C++
9168 keywords.
9169 * reload.c (push_secondary_reload, secondary_reload_class,
9170 scratch_reload_class, find_valid_class, find_reusable_reload,
9171 push_reload, find_dummy_reload, find_reloads_address_1,
9172 find_reloads_address_part, find_equiv_reg): Likewise.
9173 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
9174 choose_reload_regs): Likewise.
9175 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
9176 Likewise.
9177 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
9178 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
9179 * sched-rgn.c (concat_INSN_LIST): Likewise.
9180 * stor-layout.c (mode_for_size, mode_for_size_tree,
9181 smallest_mode_for_size): Likewise.
9182
9183 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9184
9185 * cfg.c (dump_reg_info): Avoid C++ keywords.
9186 * dwarf2asm.c (dw2_force_const_mem,
9187 dw2_asm_output_encoded_addr_rtx): Likewise.
9188 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
9189 * expmed.c (expand_shift): Likewise.
9190 * global.c (find_reg): Likewise.
9191 * graph.c (draw_edge): Likewise.
9192 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
9193 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
9194 widen_clz, widen_bswap, expand_parity, expand_unop,
9195 emit_cmp_and_jump_insn_1): Likewise.
9196 * postreload.c (reload_cse_simplify_operands): Likewise.
9197 * ra.h (add_neighbor): Likewise.
9198 * reg-stack.c (remove_regno_note, change_stack): Likewise.
9199 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
9200 record_reg_classes, copy_cost, record_address_regs,
9201 invalid_mode_change_p): Likewise.
9202 * regrename.c (regrename_optimize, scan_rtx_reg,
9203 dump_def_use_chain, find_oldest_value_reg,
9204 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
9205
9206 2008-07-16 David Edelsohn <edelsohn@gnu.org>
9207
9208 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
9209 MASK_POWERPC64 for power4 in previous commit.
9210
9211 2008-07-16 Olivier Hainque <hainque@adacore.com>
9212
9213 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
9214 instead of bare conversion to cast const-ness away.
9215
9216 2008-07-16 Anatoly Sokolov <aesok@post.ru>
9217
9218 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
9219 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
9220 * config/xtensa/xtensa.c (xtensa_function_value): New function.
9221 (TARGET_FUNCTION_VALUE): Define.
9222
9223 2008-07-16 David Edelsohn <edelsohn@gnu.org>
9224
9225 * config/rs6000/rs6000.c (processor_target_table): Add
9226 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
9227
9228 2008-07-16 Joseph Myers <joseph@codesourcery.com>
9229
9230 PR target/36827
9231 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
9232 (m32c_legitimate_address_p): Handle "++rii" addresses created by
9233 m32c_legitimize_reload_address.
9234
9235 2007-07-16 Rafael Ãvila de Espíndola <espindola@google.com>
9236
9237 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
9238 DECL_IN_SYSTEM_HEADER in sync.
9239
9240 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
9241
9242 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
9243 * tree-ssa-pre.c (pre_expr_eq): Ditto
9244 (get_constant_for_value_id): Take a type as an argument.
9245 (fully_constant_expression): Pass in type.
9246 (find_or_generate_expression): Short circuit constant case.
9247 (create_expression_by_pieces): Remove special casing of
9248 pointer_plus.
9249 (do_regular_insertion): Short circuit constant case.
9250 (do_partial_partial_insertion): Ditto.
9251
9252 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9253
9254 PR target/36782
9255 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
9256
9257 2008-07-15 Bob Wilson <bob.wilson@acm.org>
9258
9259 * config/xtensa/libgcc-xtensa.ver: New file.
9260 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
9261
9262 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9263
9264 * df-problems.c (df_set_note): Avoid C++ keywords.
9265 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
9266 * dse.c (record_store, remove_useless_values): Likewise.
9267 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
9268 gen_reg_rtx_offset, operand_subword, change_address_1,
9269 change_address, adjust_address_1, offset_address,
9270 widen_memory_access, emit_copy_of_insn_after): Likewise.
9271 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
9272 * fwprop.c (should_replace_address, propagate_rtx_1,
9273 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
9274 Likewise.
9275 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
9276 gcse_emit_move_after, update_ld_motion_stores): Likewise.
9277 * lcm.c (compute_insert_delete, pre_edge_lcm,
9278 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
9279 * lower-subreg.c (resolve_reg_notes): Likewise.
9280 * mode-switching.c (optimize_mode_switching): Likewise.
9281
9282 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9283
9284 * bt-load.c (add_btr_def, migrate_btr_def,
9285 branch_target_load_optimize): Avoid C++ keywords.
9286 * caller-save.c (insert_restore, insert_save, insert_one_insn):
9287 Likewise.
9288 * combine.c (subst, simplify_set, make_extraction,
9289 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
9290 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
9291 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
9292
9293 2008-07-15 Richard Guenther <rguenther@suse.de>
9294
9295 PR middle-end/36369
9296 * c-common.c (strict_aliasing_warning): Do not warn for
9297 TYPE_REF_CAN_ALIAS_ALL pointers.
9298 (c_common_get_alias_set): may_alias types are not special.
9299 * tree.c (build_pointer_type_for_mode): Look up the may_alias
9300 attribute and set can_ref_all accordingly.
9301 (build_reference_type_for_mode): Likewise.
9302 * doc/extend.texi (may_alias): Clarify.
9303
9304 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9305
9306 PR target/36780
9307 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
9308 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
9309
9310 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9311
9312 PR target/31568
9313 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
9314 gcc_assert, instead call output_operand_lossage.
9315
9316 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
9317
9318 * builtins.c (std_canonical_va_list): Treat structure based
9319 va_list types.
9320
9321 2008-07-15 Ben Elliston <bje@au.ibm.com>
9322
9323 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
9324
9325 2007-07-14 Rafael Ãvila de Espíndola <espindola@google.com>
9326
9327 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
9328 is set.
9329
9330 2008-07-14 Jan Hubicka <jh@suse.cz>
9331
9332 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
9333 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
9334 fix predicates and constraints.
9335 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
9336 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
9337
9338 2008-07-14 Doug Kwan <dougkwan@google.com>
9339
9340 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
9341 additional option file arm/eabi.opt.
9342 * config/arm/eabi.h (File): New configuration file for EABI targets.
9343 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
9344 SUBSUBTARGET_EXTRA_SPECS.
9345 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
9346 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
9347 from STARTFILE_SPEC so that it can be referenced in an override.
9348 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
9349 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
9350 can be referenced in an override.
9351 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
9352 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
9353 so that it can be referenced in an override.
9354 (LINK_SPEC): Use BPABI_LINK_SPEC.
9355 * config/arm/eabi.opt (File): New.
9356
9357 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9358
9359 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
9360 (FIXED_VALUE_H): New variable.
9361 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
9362 input.h, fixed-value.h.
9363 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
9364 (BASIC_BLOCK_H): Use $(BITMAP_H).
9365 (FUNCTION_H): Add varray.h.
9366 (IPA_REFERENCE_H): Use $(BITMAP_H).
9367 (CGRAPH_H): Add $(BASIC_BLOCK_H).
9368 (DF_H): Use $(BITMAP_H).
9369 (GGC_H): Add statistics.h.
9370 (INSN_ADDR_H): New.
9371 (INSN_ATTR_H): Use it.
9372 (SYSTEM_H): Add safe-ctype.h, filenames.h.
9373 (INPUT_H): New.
9374 (SYMTAB_H): Add $(OBSTACK_H).
9375 (CPP_INTERNAL_H): New.
9376 (TREE_DUMP_H): Add tree-pass.h.
9377 (TREE_FLOW_H): Use $(BITMAP_H)
9378 (PRETTY_PRINT_H): Use $(INPUT_H).
9379 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
9380 (GSTAB_H): New.
9381 (BITMAP_H): New.
9382 (many object files): Fix lots of header dependencies throughout.
9383
9384 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9385
9386 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
9387 New macros.
9388 (s-gtyp-input): Use them to write tmp-gi.list.
9389 (echo_to_gi.list): Remove.
9390
9391 2008-07-14 Richard Guenther <rguenther@suse.de>
9392
9393 * tree-ssa-sccvn.c (pre_info): Remove.
9394 (switch_to_PRE_table): Likewise.
9395 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
9396 (set_hashtable_value_ids): Do not create value-ids for the
9397 optimistic tables.
9398 (run_scc_vn): Remove double test. Remove bogus special-case
9399 in value-number printing.
9400 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
9401 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
9402 SSA_NAME_VALUE.
9403 * tree-flow-inline.h (get_value_handle): Remove.
9404 * tree-flow.h (get_value_handle): Remove.
9405
9406 2008-07-14 Martin Jambor <mjambor@suse.cz>
9407
9408 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
9409 in which we generate arithmetics is not a subrange.
9410
9411 2008-07-14 Martin Jambor <mjambor@suse.cz>
9412
9413 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
9414
9415 2008-07-14 Richard Guenther <rguenther@suse.de>
9416
9417 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
9418
9419 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
9420
9421 PR target/36745
9422 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
9423 reload for symbol refs moved to r0 with -fPIC.
9424 (legitimize_pic_address): Use the target register as temporary
9425 reg if possible.
9426 (emit_symbolic_move): Adjust comment.
9427 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
9428 New expanders.
9429
9430 2008-07-14 Ben Elliston <bje@au.ibm.com>
9431
9432 * c-common.h (C_CPP_HASHNODE): New macro.
9433 * coretypes.h (struct cpp_token): Forward declare.
9434 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
9435 the context-sensitive keyword method.
9436 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
9437 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
9438 expand_bool_pixel): New.
9439 (altivec_categorize_keyword): New function.
9440 (init_vector_keywords): New function.
9441 (rs6000_macro_to_expand): Likewise.
9442 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
9443 compiling an ISO C dialect.
9444
9445 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
9446
9447 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
9448 (create_expression_by_pieces): Fix typo.
9449 (do_regular_insertion): Use debug counter here too.
9450
9451 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
9452
9453 PR target/35492.
9454 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
9455 CONST_OK_FOR_LETTER_P. All port-local users changed.
9456 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
9457 implement Kp matching power-of-two.
9458 (CONSTRAINT_LEN): Define to match.
9459 * config/cris/cris.md: Replace all use of constraint K with Kc.
9460 ("*btst*): Use Kp for operand 0 of last alternative.
9461
9462 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9463
9464 PR testsuite/36440
9465 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
9466 and quad formats.
9467
9468 2008-07-13 Jan Hubicka <jh@suse.cz>
9469
9470 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
9471 to be mangled too.
9472
9473 2008-07-13 Richard Guenther <rguenther@suse.de>
9474
9475 PR middle-end/36811
9476 * langhooks.c (lhd_print_error_function): Deal with recursive
9477 BLOCK trees.
9478
9479 2008-07-12 Jan Hubicka <jh@suse.cz>
9480
9481 * cgraph.c (assembler_name_hash): New static var.
9482 (hash_node_by_assembler_name, eq_assembler_name): New.
9483 (cgraph_node_for_asm): Use hashtable.
9484 (cgraph_remove_node): Maintain hashtable.
9485 (change_decl_assembler_name): Sanity check that names are not changing
9486 after aliasing was processed.
9487 * cgraph.h (varpoon_node): Add next GGC marker.
9488 * tree.c (decl_assembler_name_equal): Constify.
9489 (decl_assembler_name_hash): New.
9490 * tree.h (decl_assembler_name_equal): Constify.
9491 (decl_assembler_name_hash): Update.
9492
9493 2008-07-12 David Daney <ddaney@avtrex.com>
9494
9495 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9496 sb1 and r5000 cpus.
9497
9498 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
9499
9500 * doc/md.texi: Document the MIPS "v" constraint.
9501 * config/mips/mips.h (reg_class): Revert last change.
9502 (REG_CLASS_NAMES): Likewise.
9503 (REG_CLASS_CONTENTS): Likewise.
9504 * config/mips/mips.c (mips_regno_to_class): Likewise.
9505 * config/mips/constraints.md (v): Likewise, but add documentation.
9506 Add a comment to say that this constraint should not be used in
9507 gcc code.
9508
9509 2008-07-11 DJ Delorie <dj@redhat.com>
9510
9511 * config/h8300/h8300.md (length): Fix branch offset limit.
9512
9513 2008-07-11 Anatoly Sokolov <aesok@post.ru>
9514
9515 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
9516 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
9517 (avr_hard_regno_scratch_ok): New function.
9518 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
9519 * config/avr/avr.md (all peepholes that request a scratch register):
9520 Remove avr_peep2_scratch_safe use.
9521
9522 2008-07-11 Tom Tromey <tromey@redhat.com>
9523 Ian Lance Taylor <iant@google.com>
9524
9525 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
9526 (struct c_common_resword): Define.
9527 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
9528 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
9529 (c_common_reswords, num_c_common_reswords): Declare.
9530 * c-common.c (c_common_reswords): New global const array.
9531 (num_c_common_reswords): New const int.
9532 * c-parser.c (struct resword, reswords): Don't define.
9533 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
9534 (c_parse_init): Clarify mask code. Use c_common_reswords rather
9535 than reswords. If warning about C++ keywords, give them a special
9536 RID code.
9537 (c_lex_one_token): Warn about C++ keywords. Call
9538 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
9539 (c_parser_external_declaration): Look for RID_xxx rather than
9540 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
9541 (c_parser_statement_after_labels): Likewise.
9542 (c_parser_objc_class_instance_variables): Likewise.
9543 (c_parser_objc_class_declaration): Likewise.
9544 (c_parser_objc_try_catch_statement): Likewise.
9545 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
9546 (declspecs_add_type): Likewise.
9547
9548 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
9549
9550 * ggc-page.c (alloc_page):
9551 Substituting xmalloc, xcalloc with
9552 XNEWVEC and XCNEWVAR macros which add the
9553 needed casts.
9554
9555 2008-07-11 Richard Guenther <rguenther@suse.de>
9556
9557 PR tree-optimization/36765
9558 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
9559 aliases from HEAP vars to SMTs.
9560
9561 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9562
9563 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
9564 * configure.ac (loose_warn): Move -Wc++-compat from here...
9565 (strict_warn): ...to here.
9566 * configure: Regenerate.
9567
9568 2008-07-10 Joseph Myers <joseph@codesourcery.com>
9569
9570 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
9571 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
9572 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
9573 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
9574 excluding more specific h8300-*-* and sh-*-* targets.
9575
9576 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
9577
9578 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
9579 (eliminate): Ditto.
9580 (execute_pre): Call loop_optimizer_finalize in early exit.
9581
9582 2008-07-10 Jakub Jelinek <jakub@redhat.com>
9583
9584 PR middle-end/36790
9585 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
9586 uids in the bitmap, not just VAR_DECL uids.
9587
9588 PR rtl-optimization/36419
9589 * combine-stack-adj.c (adjust_frame_related_expr): New function.
9590 (combine_stack_adjustments_for_block): Call it if needed. Delete
9591 correct insn.
9592 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
9593 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
9594 prologue sp adjustment.
9595
9596 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
9597
9598 PR other/28322
9599 * opts.c (print_ignored_options): Report postponed diagnostics for
9600 unknown -Wno-* options as warnings, not errors.
9601 (postpone_unknown_option_error): Renamed to...
9602 (postpone_unknown_option_warning): ... this.
9603
9604 2008-07-09 Doug Kwan <dougkwan@google.com>
9605
9606 Revert:
9607 2008-07-08 Doug Kwan <dougkwan@google.com>
9608
9609 * config/arm/arm.opt (mandroid): New option.
9610 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
9611 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
9612 (CC1_SPEC): Same.
9613 (CC1PLUS_SPEC): Same.
9614 (LIB_SPEC): Same.
9615 (STARTFILE_SPEC): Same.
9616 (ENDFILE_SPEC): Same.
9617 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
9618 used.
9619
9620 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
9621
9622 PR target/35802
9623 * config/mips/mips.h (reg_class): Remove V1_REG.
9624 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
9625 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
9626 instead of V1_REGS.
9627 (mips_get_tp): New function.
9628 (mips_legitimize_tls_address): Use it.
9629 * config/mips/constraints.md (v): Delete.
9630 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
9631 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
9632 After reload, split into a move and ...
9633 (*tls_get_tp_<mode>_split): ...this new instruction.
9634
9635 2008-07-09 David Daney <ddaney@avtrex.com>
9636
9637 * config/mips/driver-native.c: Include coretypes.h and tm.h.
9638
9639 2008-07-09 Jakub Jelinek <jakub@redhat.com>
9640
9641 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
9642 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
9643 Add c argument.
9644 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
9645 htab_delete should be called. Don't free c.
9646 (lookup_tmp_var): Create temp_htab lazily.
9647 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
9648 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
9649 callers.
9650 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
9651 lower_omp_ordered, lower_omp_critical, lower_omp_for,
9652 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
9653 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
9654 * tree-sra.c (generate_element_init): Likewise.
9655 * tree-mudflap.c (execute_mudflap_function_ops,
9656 execute_mudflap_function_decls): Likewise.
9657 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
9658 * tree-gimple.h (struct gimplify_ctx): New type.
9659 (push_gimplify_context): Adjust prototype.
9660
9661 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
9662
9663 * tree-ssa-pre.c (phi_translate_1): Update placement of
9664 add_to_value calls.
9665
9666 2008-07-09 Anatoly Sokolov <aesok@post.ru>
9667
9668 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
9669 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
9670 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
9671 * targhooks.c (default_hard_regno_scratch_ok): New function.
9672 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
9673 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
9674 * recog.c: Include "target.h".
9675 (peep2_find_free_register): Add check for global regs. Add target
9676 specific check.
9677 * Makefile.in (recog.o): Depend on target.h.
9678
9679 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
9680
9681 * config/sh/sh.c (sh_canonical_va_list_type): New.
9682 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
9683
9684 2008-07-09 Raksit Ashok <raksit@google.com>
9685
9686 * doc/invoke.texi (Option Summary): Mention new option
9687 -Wdisallowed-function-list=...
9688 (Warning Options): Document -Wdisallowed-function-list=...
9689 * common.opt (Wdisallowed-function-list=): New flag.
9690 * flags.h (warn_disallowed_functions): External definition of new
9691 boolean warning flag.
9692 (warn_if_disallowed_function_p): Declare new function.
9693 * opts.c (warning_disallowed_functions): New static variable.
9694 (warn_disallowed_functions): New boolean warning flag.
9695 (warn_if_disallowed_function_p): New function.
9696 (add_comma_separated_to_vector): Rename
9697 add_instrument_functions_exclude_list to this.
9698 (common_handle_option): Handle new option. Rename calls to
9699 add_instrument_functions_exclude_list into calls to
9700 add_comma_separated_to_vector.
9701 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
9702 based on flag warn_disallowed_functions.
9703
9704 2008-07-09 Christian Bruel <christian.bruel@st.com>
9705
9706 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
9707 instead of get_attr_length.
9708
9709 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9710
9711 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
9712 keywords.
9713 * genemit.c (gen_insn): Likewise.
9714 * gengtype.c (note_def_vec): Likewise.
9715 * gengtype.h (note_def_vec): Likewise.
9716 * genoutput.c (struct data, output_insn_data, process_template,
9717 gen_expand, gen_split, note_constraint): Likewise.
9718 * genrecog.c (new_decision, add_to_sequence, factor_tests,
9719 make_insn_sequence): Likewise.
9720 * gensupport.c (record_insn_name): Likewise.
9721
9722 2008-07-08 Doug Kwan <dougkwan@google.com>
9723
9724 * config/arm/arm.opt (mandroid): New option.
9725 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
9726 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
9727 (CC1_SPEC): Same.
9728 (CC1PLUS_SPEC): Same.
9729 (LIB_SPEC): Same.
9730 (STARTFILE_SPEC): Same.
9731 (ENDFILE_SPEC): Same.
9732 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
9733 used.
9734
9735 2008-07-08 Raksit Ashok <raksit@google.com>
9736
9737 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
9738 (set_storage_via_setmem): Fix expected_align parameter.
9739 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
9740 missing from the list.
9741 * doc/md.texi (movmem): Explicitly state that expected alignment is
9742 to be expressed in bytes.
9743 (setmem): Explicitly state that expected alignment is to be expressed
9744 in bytes.
9745
9746 2008-07-08 Joseph Myers <joseph@codesourcery.com>
9747
9748 * reload.c (find_reloads_subreg_address): Do not require validity
9749 of address in original mode before reloading address.
9750
9751 2008-07-07 Tianwei Sheng <tianweis@google.com>
9752
9753 * df-core.c (df_remove_problem): Adjust the access to avoid out of
9754 bounds array access.
9755
9756 2008-07-08 Jakub Jelinek <jakub@redhat.com>
9757
9758 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
9759
9760 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
9761
9762 Fix PR tree-optimization/23455
9763 Fix PR tree-optimization/35286
9764 Fix PR tree-optimization/35287
9765 * Makefile.in (OBJS-common): Remove tree-vn.o.
9766 (tree-vn.o): Remove.
9767 * dbgcnt.def: Add treepre_insert debug counter.
9768 * gcc/tree-flow.h (add_to_value): Updated for other changes.
9769 (debug_value_expressions): Ditto.
9770 (print_value_expressions): Ditto.
9771 * tree-pretty-print.c (dump_generic_node): Updated for
9772 VALUE_HANDLE removal.
9773 * tree-ssa-dom.c (record_equality): Ditto.
9774 (cprop_operand): Ditto.
9775 (lookup_avail_expr): Ditto.
9776 * tree-ssa-threadedge.c
9777 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
9778 (simplify_control_stmt_condition): Ditto.
9779 * tree.c (tree_code_size): Ditto.
9780 (tree_node_structure): Ditto.
9781 (iterative_hash_expr): Ditto.
9782 * tree.def: Ditto.
9783 * tree.h (VALUE_HANDLE_ID): Ditto.
9784 (VALUE_HANDLE_EXPR_SET): Ditto.
9785 (struct tree_value_handle): Ditto.
9786 (union tree_node): Ditto.
9787 * treestruct.def: Ditto.
9788 * tree-vn.c: Removed.
9789 * tree-ssa-pre.c: Rewritten entirely.
9790 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
9791 (constant_value_ids): Ditto.
9792 (vn_nary_op_t): Moved to header.
9793 (vn_phi_t): Ditto.
9794 (vn_reference_op_t): Ditto
9795 (vn_reference_t): Ditto.
9796 (next_value_id): New variable.
9797 (VN_INFO): Add an assert.
9798 (vn_constant_eq): New function.
9799 (vn_constant_hash): Ditto.
9800 (get_or_alloc_constant_value_id): Ditto.
9801 (value_id_constant_p): Ditto.
9802 (vn_reference_compute_hash): De-staticify.
9803 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
9804 Disable some code with a FIXME. Remove VALUE_HANDLE use.
9805 (valueize_refs): Update opcode if it changes from ssa name to constant.
9806 (vn_reference_lookup_1): Add new argument.
9807 (vn_reference_lookup): Ditto.
9808 (vn_reference_lookup_pieces): New function.
9809 (vn_reference_insert): Add return type. Modify to deal with value ids.
9810 (vn_reference_insert_pieces): New function.
9811 (vn_nary_op_compute_hash): De-staticify.
9812 (vn_nary_op_eq): Ditto.
9813 (vn_nary_op_lookup_pieces): New function.
9814 (vn_nary_op_lookup): Add new argument.
9815 (vn_nary_op_insert_pieces): New function.
9816 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
9817 (vn_phi_insert): Ditto.
9818 (visit_unary_op): Update for callee changes.
9819 (visit_binary_op): Ditto.
9820 (visit_reference_op_load): Ditto.
9821 (visit_reference_op_store): Ditto.
9822 (init_scc_vn): Init next_value_id, constant_to_value_id and
9823 constant_value_ids.
9824 (free_scc_vn): Free them.
9825 (set_hashtable_value_ids): New function.
9826 (run_scc_vn): Use it.
9827 (get_max_value_id): New function.
9828 (get_next_value_id): Ditto.
9829 (expressions_equal_p): Moved from tree-vn.c
9830 (sort_vuses): Ditto.
9831 (sort_vuses_heap): Ditto.
9832 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
9833 above).
9834 * tree.c (iterative_hash_hashval_t): Made non-static
9835 * tree.h (iterative_hash_hashval_t): Declare it.
9836
9837 2008-07-08 Martin Jambor <mjambor@suse.cz>
9838
9839 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
9840 instead of ipa_create_node_params.
9841 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
9842 ipa_check_create_edge_args, free them with
9843 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
9844
9845 * ipa-prop.c: Include flags.h and tree-inline.h.
9846 (ipa_node_params_vector): New variable.
9847 (ipa_edge_args_vector): New variable.
9848 (edge_removal_hook_holder): New variable.
9849 (node_removal_hook_holder): New variable.
9850 (edge_duplication_hook_holder): New variable.
9851 (node_duplication_hook_holder): New variable.
9852 (ipa_detect_param_modifications): Check for presence of modified flags.
9853 (ipa_compute_jump_functions): Check for presence of jump functions.
9854 (ipa_free_edge_args_substructures): New function.
9855 (ipa_create_node_params): Removed.
9856 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
9857 (ipa_free_node_params_substructures): New function.
9858 (ipa_free_all_node_params): Changed to deallocate the on-the-side
9859 vector.
9860 (ipa_edge_removal_hook): New function.
9861 (ipa_node_removal_hook): New function.
9862 (duplicate_array): New function.
9863 (ipa_edge_duplication_hook): New function.
9864 (ipa_node_duplication_hook): New function.
9865 (ipa_register_cgraph_hooks): New function.
9866 (ipa_unregister_cgraph_hooks): New function.
9867 (free_all_ipa_structures_after_ipa_cp): New function.
9868
9869 * ipa-prop.h: Include vec.h.
9870 (ipa_node_params_t): New typedef with vector types for it.
9871 (ipa_edge_args_t): New typedef with vector types for it.
9872 (IPA_NODE_REF): Changed to access an on-the-side vector.
9873 (IPA_EDGE_REF): Changed to access an on-the-side vector.
9874 (ipa_check_create_node_params): New function.
9875 (ipa_check_create_edge_args): New function.
9876
9877 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
9878 all users.
9879
9880 2008-07-07 Tom Tromey <tromey@redhat.com>
9881
9882 * configure, config.in: Rebuilt.
9883 * configure.ac: Don't check for scandir or alphasort.
9884
9885 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9886
9887 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
9888 types immediately after creating them.
9889
9890 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9891
9892 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
9893
9894 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
9895
9896 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
9897 dump_constraint_graph.
9898 (dump_constraint_edge): New function.
9899 (dump_constraint_graph): New function.
9900 (debug_constraint_graph): New function.
9901 (dump_constraint): Removed useless comparison.
9902 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
9903 (dump_constraint_graph): Declare.
9904 (debug_constraint_graph): Declare.
9905 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
9906
9907 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
9908
9909 * config/i386/i386.c (is_va_list_char_pointer): New.
9910 (ix86_va_start): Replace compare with ms_va_list_type_node
9911 by is_va_list_char_pointer.
9912 (ix86_gimplify_va_arg): Likewise.
9913
9914 2008-07-07 Martin Jambor <mjambor@suse.cz>
9915
9916 * cgraph.c (cgraph_edge_max_uid): New variable.
9917 (struct cgraph_edge_hook_list): New type.
9918 (struct cgraph_node_hook_list): New type.
9919 (struct cgraph_2edge_hook_list): New type.
9920 (struct cgraph_2node_hook_list): New type.
9921 (first_cgraph_edge_removal_hook): New variable.
9922 (first_cgraph_node_removal_hook): New variable.
9923 (first_cgraph_edge_duplicated_hook): New variable.
9924 (first_cgraph_node_duplicated_hook): New variable.
9925 (cgraph_add_edge_removal_hook): New function.
9926 (cgraph_remove_edge_removal_hook): New function.
9927 (cgraph_call_edge_removal_hooks): New function.
9928 (cgraph_add_node_removal_hook): New function.
9929 (cgraph_remove_node_removal_hook): New function.
9930 (cgraph_call_node_removal_hooks): New function.
9931 (cgraph_add_edge_duplication_hook): New function.
9932 (cgraph_remove_edge_duplication_hook): New function.
9933 (cgraph_call_edge_duplication_hooks): New function.
9934 (cgraph_add_node_duplication_hook): New function.
9935 (cgraph_remove_node_duplication_hook): New function.
9936 (cgraph_call_node_duplication_hooks): New function.
9937 (cgraph_create_edge): Assign to edge uid.
9938 (cgraph_remove_edge): Call edge removal hooks.
9939 (cgraph_node_remove_callees): Call edge removal hooks.
9940 (cgraph_node_remove_callers): Call edge removal hooks.
9941 (cgraph_remove_node): Call node removal hooks.
9942 (cgraph_clone_edge): Call edge duplication hooks.
9943 (cgraph_clone_node): Call node duplication hooks.
9944
9945 * cgraph.h (cgraph_edge): New field uid.
9946 (cgraph_edge_hook): New type.
9947 (cgraph_node_hook): New type.
9948 (cgraph_2edge_hook): New type.
9949 (cgraph_2node_hook): New type.
9950
9951 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
9952
9953 * config.in: Regenerate.
9954
9955 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
9956
9957 * gcc.c (print_sysroot): New.
9958 (option_map, display_help, process_command): Handle the
9959 -print-sysroot option.
9960 (main): Print the sysroot if requested.
9961 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
9962
9963 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9964
9965 PR target/34780
9966 * unwind-pe.h (size_of_encoded_value): add attribute unused.
9967
9968 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
9969
9970 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
9971 (assign_parm_setup_block_p): Also check mode of entry_parm.
9972
9973 2008-07-07 Richard Guenther <rguenther@suse.de>
9974
9975 * tree-ssa-structalias.h (set_used_smts): Remove.
9976 * tree-ssa-structalias.c (used_smts): Likewise.
9977 (set_used_smts): Likewise.
9978 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
9979 call to set_used_smts.
9980
9981 2008-07-07 Richard Guenther <rguenther@suse.de>
9982
9983 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
9984 (new_var_info): Set it to false.
9985 (solution_set_add): Correctly handle pointers outside a var and
9986 inside a field.
9987 (type_safe): Treat variables with is_full_var properly.
9988 (do_sd_constraint): Likewise.
9989 (do_ds_constraint): Likewise.
9990 (process_constraint): Remove zeroing offset for !use_field_sensitive.
9991 (get_constraint_for_ptr_offset): New function.
9992 (get_constraint_for_component_ref): For addresses at least include
9993 the last field of the variable. Handle is_full_vars properly.
9994 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
9995 (handle_ptr_arith): Remove.
9996 (find_func_aliases): Simplify assignment handling.
9997 (create_function_info_for): For parameter and result varinfos set
9998 is_full_var flag.
9999 (create_variable_info_for): Set is_full_var flag whenever we
10000 just created a single varinfo for a decl.
10001 (init_alias_vars): Initialize use_field_sensitive from
10002 max-fields-for-field-sensitive parameter.
10003
10004 2008-07-07 Richard Guenther <rguenther@suse.de>
10005
10006 PR tree-optimization/36713
10007 * tree-flow-inline.h (is_call_used): New function.
10008 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
10009 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
10010 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
10011
10012 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
10013
10014 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
10015
10016 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
10017
10018 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
10019
10020 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
10021 Nathan Sidwell <nathan@codesourcery.com>
10022
10023 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
10024 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
10025 tmake_file.
10026 * config/m68k/t-linux: New.
10027 * doc/install.texi: Document m68k-*-linux is now multilibbed by
10028 default.
10029
10030 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
10031
10032 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
10033 * config/m68k/m68k-devices.def: Remove multilibs that only differ
10034 by MAC/EMAC.
10035
10036 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10037
10038 * gcc.c (execute): Fix -Wc++-compat warning.
10039
10040 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
10041
10042 PR target/36720
10043 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
10044 constant for little endian.
10045
10046 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
10047
10048 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
10049 mips_base_mips16 instead of TARGET_MIPS16.
10050 (mips_base_mips16): Declare.
10051 * config/mips/mips.c (mips_base_mips16): Make global.
10052 (was_mips16_p): Remove GTY marker.
10053 (was_mips16_pch_p): New variable.
10054 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
10055 (mips_override_options): Force to non-MIPS16 mode initially.
10056 Do not complain about MIPS16 PIC incompatibilities here.
10057 Only allow -mgpopt if -mexplicit-relocs is in force for
10058 non-MIPS16 code.
10059
10060 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
10061
10062 * configure.ac: Check for caddr_t, define to char * if not defined.
10063 * configure: Regenerate.
10064 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
10065 (mmap_gt_pch_use_address): Likewise.
10066 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
10067
10068 2008-07-06 Richard Guenther <rguenther@suse.de>
10069
10070 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
10071 (new_var_info): Deal with it.
10072 (solution_set_add): Likewise.
10073 (bitpos_of_field): Make signed, fix.
10074 (struct fieldoff): Remove type and decl fields. Make size field
10075 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
10076 flags.
10077 (fieldoff_compare): Deal with it.
10078 (push_fields_onto_fieldstack): Remove has_union argument, glob
10079 adjacent non-pointer fields together.
10080 (create_function_info_for): Do not set has_union.
10081 (create_variable_info_for): Simplify.
10082
10083 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
10084
10085 * config.gcc (extra_headers): Add cross-stdarg.h for target
10086 x86_64-*-* and i?86-*-*.
10087 * config/i386/cross-stdarg.h: New.
10088 * builtins.c (std_fn_abi_va_list): New.
10089 (std_canonical_va_list_type): New.
10090 (stabilize_va_list): Replace va_list_type_node use by
10091 mtarget.canonical_va_list_type.
10092 (gimplify_va_arg_expr): Likewise.
10093 (expand_builtin_va_copy): Replace va_list_type_node use by
10094 mtarget.fn_abi_va_list.
10095 * tree-sra.c (is_va_list_type): New helper.
10096 (decl_can_be_decomposed_p): Replace
10097 va_list_type_node use by is_va_list_type.
10098 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
10099 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10100 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
10101 * config/i386/i386-protos.h (ix86_get_valist_type): New.
10102 (ix86_enum_va_list): New.
10103 * config/i386/i386.c (sysv_va_list_type_node): New.
10104 (ms_va_list_type_node): New.
10105 (ix86_function_type_abi): Remove sorry.
10106 (ix86_build_builtin_va_list_abi): New.
10107 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
10108 for 64-bit targets.
10109 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
10110 (ix86_init_builtins_va_builtins_abi): New.
10111 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
10112 for 64-bit targets.
10113 (ix86_handle_abi_attribute): New.
10114 (attribute_spec): Add sysv_abi and ms_abi.
10115 (ix86_fn_abi_va_list): New.
10116 (ix86_canonical_va_list_type): New.
10117 (ix86_enum_va_list): New.
10118 (TARGET_FN_ABI_VA_LIST): New.
10119 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10120 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
10121 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
10122 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10123 (TARGET_ENUM_VA_LIST): New.
10124 * expr.h (std_fn_abi_va_list): New.
10125 (std_canonical_va_list_type): New.
10126 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
10127 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10128 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
10129 TARGET_CANONICAL_VA_LIST_TYPE.
10130 * target.h (struct gcc_target): Add fn_abi_va_list hook
10131 and canonical_va_list_type hook.
10132
10133 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10134
10135 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
10136 integral and pointer types.
10137
10138 2008-07-04 Roger Sayle <roger@eyesopen.com>
10139
10140 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
10141 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
10142
10143 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
10144
10145 PR target/36684
10146 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
10147
10148 2008-07-04 Jakub Jelinek <jakub@redhat.com>
10149
10150 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
10151 build_gimple_modify_stmt.
10152 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
10153 gimple operand. Use fold_build* instead of build*.
10154
10155 2008-07-04 Richard Guenther <rguenther@suse.de>
10156
10157 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
10158 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
10159 properly to compute the reachability set if we do field-sensitive PTA.
10160 * invoke.texi (max-fields-for-field-sensitive): Document default.
10161 * opts.c (decode_options): Set max-fields-for-field-sensitive to
10162 100 for optimize >= 2.
10163
10164 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10165
10166 * ggc-zone.c (lookup_page_table_if_allocated,
10167 set_page_table_entry, zone_find_object_size, alloc_small_page,
10168 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
10169 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
10170 -Wc++-compat and/or -Wcast-qual warnings.
10171
10172 2008-07-04 Alan Modra <amodra@bigpond.net.au>
10173
10174 PR target/36634
10175 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
10176 pic_offset_table_rtx to be marked as used here.
10177 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
10178 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
10179 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
10180 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
10181 !TARGET_SECURE_PLT.
10182
10183 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10184
10185 * alloc-pool.c (hash_descriptor, eq_descriptor,
10186 alloc_pool_descriptor): Fix -Wc++-compat warnings.
10187 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
10188 Likewise.
10189 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
10190 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
10191 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
10192 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
10193 Likewise.
10194
10195 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
10196
10197 * tree-flow.h (loop_only_exit_p): Declare.
10198 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
10199 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
10200 the number of iterations if it is constant. Otherwise, if this is the
10201 only possible exit of the loop, use the conservative estimate on the
10202 number of iterations of the entire loop if available.
10203
10204 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
10205
10206 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
10207 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
10208 Add synchronization functions.
10209 * config/sync.c: New file.
10210 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
10211 (LIBGCC_SYNC_CFLAGS): Likewise.
10212
10213 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
10214
10215 PR target/36710
10216 * config/i386/i386.md (mode): Add TF to "mode" attribute.
10217 (*pushtf_sse): New insn pattern.
10218 (pushtf splitters): New splitters.
10219
10220 2008-07-03 Michael Meissner <gnu@the-meissners.org>
10221
10222 PR middle-end/35736
10223 * predict.c (build_predict_expr): Use void_type_node for the tree
10224 type, instead of NULL_TREE.
10225
10226 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
10227
10228 * config/i386/i386.c (contains_aligned_value_p): Return true
10229 for TCmode.
10230 (ix86_data_alignment): Align TCmode to 128bits.
10231 (ix86_local_alignment): Likewise.
10232
10233 2008-07-03 Andrew Haley <aph@redhat.com>
10234
10235 PR bootstrap/33304
10236 * vec.h (VEC_TA): New.
10237 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
10238 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
10239 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
10240 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
10241 (C_COMMON_FIXED_TYPES): Remove first arg.
10242 (C_COMMON_FIXED_MODE_TYPES): Likewise.
10243 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
10244 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
10245 not to use empty macro arguments.
10246
10247 2008-07-02 Joseph Myers <joseph@codesourcery.com>
10248
10249 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
10250 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
10251 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
10252 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
10253 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
10254 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
10255 config/ia64/crtn.asm, config/m68hc11/larith.asm,
10256 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
10257 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
10258 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
10259 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
10260 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
10261 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
10262 config/rs6000/e500crtres64gpr.asm,
10263 config/rs6000/e500crtres64gprctr.asm,
10264 config/rs6000/e500crtrest32gpr.asm,
10265 config/rs6000/e500crtrest64gpr.asm,
10266 config/rs6000/e500crtresx32gpr.asm,
10267 config/rs6000/e500crtresx64gpr.asm,
10268 config/rs6000/e500crtsav32gpr.asm,
10269 config/rs6000/e500crtsav64gpr.asm,
10270 config/rs6000/e500crtsav64gprctr.asm,
10271 config/rs6000/e500crtsavg32gpr.asm,
10272 config/rs6000/e500crtsavg64gpr.asm,
10273 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
10274 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
10275 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
10276 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
10277 config/sparc/sol2-cn.asm: Remove .file directives.
10278
10279 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
10280
10281 * resource.c (mark_referenced_resources): Look inside
10282 UNSPEC_VOLATILEs and ASM_INPUTs.
10283
10284 2008-07-02 Ian Lance Taylor <iant@google.com>
10285
10286 * rtlanal.c (add_reg_note): New function.
10287 * rtl.h (add_reg_note): Declare.
10288 * auto-inc-dec.c (attempt_change): Use add_reg_note.
10289 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
10290 * builtins.c (expand_builtin_longjmp): Likewise.
10291 (expand_builtin_nonlocal_goto): Likewise.
10292 * calls.c (emit_call_1, expand_call): Likewise.
10293 * cfgexpand.c (add_reg_br_prob_note): Likewise.
10294 * cfglayout.c (fixup_reorder_chain): Likewise.
10295 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
10296 (commit_one_edge_insertion): Likewise.
10297 * combine.c (move_deaths, distribute_notes): Likewise.
10298 * df-problems.c (df_set_note): Likewise.
10299 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
10300 (set_unique_reg_note): Likewise.
10301 (emit_copy_of_insn_after): Likewise.
10302 * expr.c (expand_expr_real): Likewise.
10303 * gcse.c (add_label_notes): Likewise.
10304 * haifa-sched.c (create_check_block_twin): Likewise.
10305 * jump.c (mark_jump_label_1): Likewise.
10306 * loop-doloop.c (add_test, doloop_modify): Likewise.
10307 * loop-unswitch.c (compare_and_jump_seq): Likewise.
10308 * lower-subreg.c (move_eh_region_note): Likewise.
10309 * optabs.c (emit_libcall_block): Likewise.
10310 * predict.c (predict_insn): Likewise.
10311 (combine_predictions_for_insn): Likewise.
10312 * recog.c (peephole2_optimize): Likewise.
10313 * regmove.c (try_auto_increment): Likewise.
10314 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
10315 * reload.c (find_reloads): Likewise.
10316 * reload1.c (fixup_eh_region_note): Likewise.
10317 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
10318 * reorg.c (delete_prior_computation): Likewise.
10319 (delete_computation, dbr_schedule): Likewise.
10320 * config/pa/pa.c (legitimize_pic_address): Likewise.
10321 * config/sh/sh.c (sh_reorg): Likewise.
10322
10323 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
10324
10325 PR target/36669
10326 * config/libgcc-glibc.ver: Add %exclude.
10327 * config/m32r/libgcc-glibc.ver: Likwise.
10328 * config/s390/libgcc-glibc.ver: Likwise.
10329 * config/sh/libgcc-glibc.ver: Likwise.
10330 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
10331
10332 * config/i386/libgcc-glibc.ver: New.
10333
10334 * config/i386/libgcc-x86_64-glibc.ver: Removed.
10335
10336 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
10337
10338 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
10339 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
10340 i[34567]86-*-linux*, x86_64-*-linux*. Add
10341 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
10342 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
10343 x86_64-*-linux*. Add i386/t-linux to tmake_file for
10344 i[34567]86-*-linux*, x86_64-*-linux*.
10345
10346 * libgcc-std.ver: Add empty GCC_4.4.0.
10347
10348 * mkmap-symver.awk: Support multiple versions per symbol.
10349
10350 * config/i386/i386.c (ix86_init_builtins): Always define
10351 __builtin_fabsq and __builtin_copysignq with fallbacks.
10352 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
10353 and __builtin_copysignq if SSE2 isn't available.
10354
10355 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
10356 (LIBGCC2_TF_CEXT): Likwise.
10357 (TF_SIZE): Likwise.
10358
10359 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
10360
10361 * config/i386/sfp-machine.h: Moved to libgcc.
10362
10363 * config/i386/sfp-machine.h: New.
10364 * config/i386/t-linux: Likwise.
10365
10366 * config/i386/t-darwin: Remove softfp_wrap_start and
10367 softfp_wrap_end.
10368 * config/i386/t-darwin64: Likewise.
10369
10370 * config/i386/t-fprules-softfp64: Renamed to ...
10371 * config/i386/t-fprules-softfp: This.
10372
10373 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
10374 and softfp_wrap_end.
10375
10376 2008-07-02 Jason Merrill <jason@redhat.com>
10377
10378 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
10379
10380 * tree.c (ctor_to_list): New fn.
10381 * tree.h: Declare it.
10382 (CONSTRUCTOR_ELT): New macro.
10383 (CONSTRUCTOR_NELTS): New macro.
10384
10385 2008-07-02 Richard Guenther <rguenther@suse.de>
10386
10387 * tree-ssa-structalias.c (struct variable_info): Reorder
10388 to fill padding on 64bit hosts. Make collapsed_to an int.
10389 (get_varinfo_fc): Deal with that.
10390 (new_var_info): Likewise.
10391 (collapse_rest_of_var): Likewise.
10392
10393 2008-07-02 Joshua Sumali <jsumali@redhat.com>
10394
10395 * doc/install.texi (--enable-java-home): Document.
10396 (--enable-aot-compile-rpm): Likewise.
10397 (--with-arch-directory): Likewise.
10398 (--with-os-directory): Likewise.
10399 (--with-origin-name): Likewise.
10400 (--with-arch-suffix): Likewise.
10401 (--with-jvm-root-dir): Likewise.
10402 (--with-jvm-jar-dir): Likewise.
10403 (--with-python-dir): Likewise.
10404
10405 2008-07-02 Richard Guenther <rguenther@suse.de>
10406
10407 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
10408 from decls explicitly. Merge operand checking from tuples.
10409
10410 2008-07-02 Martin Jambor <mjambor@suse.cz>
10411
10412 * tree-switch-conversion.c: Included timevar.h which I forgot before.
10413
10414 2008-07-02 Martin Jambor <mjambor@suse.cz>
10415
10416 * tree-switch-conversion.c: Included timevar.h
10417 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
10418
10419 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
10420
10421 2008-07-02 Martin Jambor <mjambor@suse.cz>
10422
10423 * tree-switch-conversion.c: Corrected various comments and
10424 whitespace issues
10425 (build_constructors): Fixed minor formatting mistakes.
10426
10427 * invoke.texi (Optimize Options): Corrected the
10428 switch-conversion-max-branch-ratio parameter.
10429
10430 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
10431
10432 * final.c (asm_insn_count): Return zero for an empty asm body.
10433
10434 2008-07-02 Richard Guenther <rguenther@suse.de>
10435
10436 * bitmap.h (bitmap_set_bit): Return bool.
10437 (bitmap_clear_bit): Likewise.
10438 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
10439 write to the bitmap if it would.
10440 (bitmap_clear_bit): Likewise.
10441 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
10442 bitmap_set_bit return value.
10443 (add_pred_graph_edge): Likewise.
10444 (add_graph_edge): Likewise.
10445 (do_sd_constraint): Likewise.
10446 (do_ds_constraint): Likewise.
10447
10448 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10449
10450 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
10451 Fix -Wc++-compat and/or -Wcast-qual warnings.
10452 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
10453 gen_regparm_prefix): Likewise.
10454 * vmsdbgout.c (write_modbeg, lookup_filename,
10455 vmsdbgout_source_line, vmsdbgout_init): Likewise.
10456
10457 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
10458
10459 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
10460 defaults.h definition apply.
10461
10462 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10463
10464 * function.c (assign_parm_remove_parallels): New.
10465 (assign_parm_setup_block_p): Do not return true for non-BLKmode
10466 PARALLELs.
10467 (assign_parm_setup_block): Do not handle them.
10468 (assign_parm_setup_reg, assign_parm_setup_stack): Call
10469 assign_parm_remove_parallels.
10470
10471 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10472
10473 * c-typeck.c (convert_for_assignment): Use
10474 vector_targets_convertible_p.
10475 * c-common.c (vector_targets_convertible_p): New.
10476 * c-common.h (vector_targets_convertible_p): New prototype.
10477 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
10478 opaque_p_V2SI_type_node.
10479
10480 2008-07-01 Steve Ellcey <sje@cup.hp.com>
10481
10482 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
10483 RFmode constants.
10484
10485 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
10486
10487 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
10488 TFmode constants via two element DImode vector for hosts with
10489 HOST_BITS_PER_WIDE_INT < 64.
10490 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
10491 also for HOST_BITS_PER_WIDE_INT < 64.
10492
10493 2008-07-01 Richard Guenther <rguenther@suse.de>
10494
10495 PR tree-optimization/36666
10496 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
10497 (get_constraint_exp_from_ssa_var): Split into ...
10498 (get_constraint_exp_for_temp): ... this ...
10499 (get_constraint_for_ssa_var): ... and that.
10500 Return constraint expressions for all touched sub-fields
10501 if the results address is not taken.
10502 (process_constraint): Remove assertion that aggregate
10503 assignments do not happen at this place.
10504 (get_constraint_for_component_ref): Add address_p argument.
10505 Return constraint expressions for all touched sub-fields
10506 if the results address is not taken.
10507 (do_deref): Use get_constraint_exp_for_temp.
10508 (get_constraint_for_1): Rename from ...
10509 (get_constraint_for): ... this. Add the old function as wrapper.
10510 (do_structure_copy): Use get_constraint_for_1.
10511
10512 2008-07-01 Martin Jambor <mjambor@suse.cz>
10513
10514 * Makefile.in (tree-switch-conversion.o): Add.
10515 (OBJS-common): Add tree-swtch-conversion.o.
10516 * passes.c (init_optimization_passes): Add pass_convert_switch.
10517 * tree-pass.h: (pass_convert_switch): Add.
10518 * tree-switch-conversion.c: New file.
10519 * gcc.dg/tree-ssa/cswtch.c: New testcase.
10520 * common.opt (ftree-cswtch): New option.
10521 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10522 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10523 * opts.c (decode_options): Set flag_tree_switch_conversion when
10524 optimization level is >= 2.
10525 * doc/invoke.texi (Optimize Options): Added description of
10526 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
10527
10528 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10529
10530 * config/darwin-driver.c (darwin_default_min_version): Fix
10531 -Wc++-compat warnings.
10532
10533 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
10534
10535 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
10536 of operand 0.
10537
10538 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10539
10540 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
10541
10542 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10543
10544 PR rtl-optimization/34744
10545 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
10546 (df_scan_free_internal): Free data structures not
10547 allocated in storage pools.
10548 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
10549 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
10550 df_scan_free_mws_vec.
10551 * dse.c (dse_step6): Free offset_map_p and offset_map_n
10552 unconditionally.
10553
10554 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
10555
10556 * config/i386/i386.c (contains_aligned_value_p): Return true
10557 for __float128.
10558 (ix86_function_arg_boundary): Return its natural boundary
10559 for __float128.
10560 (return_in_memory_32): Don't check TDmode.
10561 (ix86_split_to_parts): Support splitting into 4 parts and
10562 support TFmode for 32bit target.
10563 (ix86_split_long_move): Support splitting into 4 parts.
10564 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
10565 for SSE2.
10566 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
10567 (ix86_init_builtins): Here.
10568 (ix86_scalar_mode_supported_p): Always return true for TFmode.
10569 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
10570 'q' and 'w', respectively.
10571
10572 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
10573 TARGET_64BIT.
10574 (movtf_internal): Likewise.
10575 (<code>tf2): Likewise.
10576 (*absnegtf2_sse): Likewise.
10577 (copysign<mode>3): Likewise.
10578 (copysign<mode>3_const): Likewise.
10579 (copysign<mode>3_var): Likewise.
10580 (define_split UNSPEC_COPYSIGN): Likewise.
10581 * config/i386/sse.md (*nandtf3): Likewise.
10582 (<code>tf3): Likewise.
10583 (*<code>tf3): Likewise.
10584
10585 2008-06-30 Joey Ye <joey.ye@intel.com>
10586 H.J. Lu <hongjiu.lu@intel.com>
10587
10588 * global.c (compute_regsets): Set frame_pointer_needed here.
10589 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
10590
10591 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
10592
10593 * doc/install.texi (specific): Expand Windows build notes.
10594
10595 2008-06-30 Ira Rosen <irar@il.ibm.com>
10596
10597 PR tree-optimization/36648
10598 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
10599 number of prolog iterations by step. Fix the comment.
10600
10601 2008-06-30 Richard Guenther <rguenther@suse.de>
10602
10603 PR middle-end/36671
10604 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
10605 handle calls from ECF_MALLOC functions.
10606 (handle_pure_call): ECF_MALLOC functions do not return
10607 call-used memory.
10608 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
10609
10610 2008-06-29 Andreas Schwab <schwab@suse.de>
10611
10612 * config/m68k/m68k.c (print_operand): Always print a float
10613 constant in hex.
10614 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
10615 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
10616 Remove macros.
10617
10618 * config/rs6000/x-linux64: Remove never used file.
10619
10620 2008-06-29 Richard Guenther <rguenther@suse.de>
10621
10622 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
10623 prototype.
10624 (struct alias_info): Move ...
10625 * tree-ssa-alias.c: ... here.
10626 (update_alias_info): Declare.
10627 (compute_may_aliases): Call it.
10628 (update_alias_info): New function.
10629 * tree-ssa-structalias.c (update_alias_info): Move ...
10630 * tree-ssa-alias.c (update_alias_info_1): ... here.
10631 * tree-ssa-structalias.c (process_constraint_1): Remove
10632 unused from_call argument. Rename to ...
10633 (process_constraint): ... this. Delete old wrapper.
10634 (make_constraint_to): Adjust callers.
10635 (handle_const_call): Likewise.
10636 (handle_pure_call): Likewise.
10637 (init_base_vars): Likewise.
10638 (handle_lhs_call): Likewise. Remove unnecessary constraint.
10639 (find_func_aliases): We don't need structure copies for
10640 complex types.
10641 (make_constraint_from_anything): Remove.
10642 (create_variable_info_for): For globals make constraints
10643 from escaped, not from anything.
10644 (compute_points_to_sets): Do not call update_alias_info.
10645 (ipa_pta_execute): Use make_constraint_from.
10646
10647 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10648
10649 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
10650 (bitmap.o-warn, dominance.o-warn): New.
10651 * configure.ac (cxx_compat_warn): Delete.
10652 (loose_warn): Add -Wcast-qual and -Wc++-compat.
10653 * system.h: Remove #pragma diagnostic for -Wcast-qual and
10654 -Wc++-compat.
10655 * configure: Regenerate.
10656
10657 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
10658 warnings.
10659
10660 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10661
10662 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
10663 * df-scan.c (df_notes_rescan): Likewise.
10664 * ggc-page.c (set_page_table_entry): Likewise.
10665 * intl.c (gcc_gettext_width): Likewise.
10666 * varasm.c (get_unnamed_section, get_noswitch_section,
10667 get_section): Likewise.
10668
10669 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
10670
10671 * regrename.c (build_def_use): Don't copy RTX.
10672
10673 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
10674
10675 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
10676 (Type Attributes): Fix nesting of @table and @subsection. Adjust
10677 punctuation. Use @ref instead of @xref.
10678 (Function Names): Remove stray @display/@end display.
10679 (C++ Attributes): Use @ref instead of @xref.
10680 (Deprecated Features): Fix punctuation around @xref.
10681 (Backwards Compatibility): Likewise.
10682 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
10683
10684 2008-06-28 Joseph Myers <joseph@codesourcery.com>
10685
10686 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
10687 constants for E500 double.
10688
10689 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10690
10691 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
10692 element type of const_vector.
10693
10694 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
10695
10696 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
10697 Remove FLAGS_REG clobber from expander pattern.
10698 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
10699 (anddi3, andsi3, andhi3, andqi3): Ditto.
10700 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
10701 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
10702 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
10703 (ashlsi3, ashlhi3, ashlqi3): Ditto.
10704 (ashrsi3, ashrhi3, ashrqi3): Ditto.
10705 (lshrsi3, lshrhi3, lshrqi3): Ditto.
10706 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
10707 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
10708
10709 2008-06-28 Richard Guenther <rguenther@suse.de>
10710
10711 * tree-ssa-structalias.c (callused_id, var_callused,
10712 callused_tree): Add.
10713 (handle_pure_call): New function.
10714 (find_func_aliases): Call it.
10715 (find_what_p_points_to): Handle the call-used set.
10716 (clobber_what_escaped): Likewise.
10717 (compute_call_used_vars): New function.
10718 (init_base_vars): Init the call-used variable.
10719 (do_sd_constraint): Do not propagate the solution from CALLUSED
10720 but use CALLUSED as a placeholder.
10721 (solve_graph): Likewise.
10722 * tree-flow-inline.h (gimple_call_used_vars): New function.
10723 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
10724 (compute_call_used_vars): Declare.
10725 * tree-ssa-alias.c (set_initial_properties): Call
10726 compute_call_used_vars.
10727 (reset_alias_info): Clear call-used variables.
10728 (add_call_clobber_ops): Assert we are not called for const/pure
10729 functions. Remove handling of them.
10730 (add_call_read_ops): Handle pure functions by adding the
10731 call-used set of variables as VUSEs.
10732 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
10733 (delete_tree_ssa): Free it.
10734 * tree-dfa.c (remove_referenced_var): Clear the var from the
10735 call-used bitmap.
10736
10737 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
10738
10739 * tree.c (build_varargs_function_type_list): New.
10740 (build_function_type_list_1): New.
10741 (build_function_type_list): Use build_function_type_list_1.
10742 * tree.h (build_varargs_function_type_list): New.
10743
10744 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10745
10746 PR target/34856
10747 * config/spu/spu.c (spu_builtin_splats): Do not generate
10748 invalid CONST_VECTOR expressions.
10749 (spu_expand_vector_init): Likewise.
10750
10751 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
10752
10753 * optabs.c (libfunc_decls): New variable.
10754 (libfunc_decl_hash, libfunc_decl_eq): New functions.
10755 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
10756 for the same function twice.
10757
10758 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
10759
10760 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
10761 ix86_expand_binary_operator directly.
10762 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
10763 for operand 2.
10764 (*ashrti3_1): Ditto.
10765 (*lshrti3_1): Ditto.
10766 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
10767 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
10768 using only one splitter. Conditionaly execute splitter before or
10769 after peephole2 pass.
10770 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
10771 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
10772 Use only one alternative in asm template.
10773 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
10774 in asm template.
10775 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
10776 "J" operand constraint for operand 2.
10777 (*ashldi3_cconly_rex64): Ditto.
10778 (*ashrdi3_cmp_rex64): Ditto.
10779 (*ashrdi3_cconly_rex64): Ditto.
10780 (*lshrdi3_cmp_rex64): Ditto.
10781 (*lshrdi3_cconly_rex64): Ditto.
10782 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
10783 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
10784 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
10785 gen_x86_shrd_1.
10786
10787 2008-06-27 Jakub Jelinek <jakub@redhat.com>
10788
10789 * gimplify.c (omp_is_private): Don't return true if decl is not
10790 already private on #pragma omp for or #pragma omp parallel for.
10791
10792 PR debug/36617
10793 * tree-cfg.c (struct move_stmt_d): Replace block field with
10794 orig_block and new_block fields.
10795 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
10796 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
10797 (move_block_to_fn): Replace vars_map and new_label_map arguments
10798 with struct move_stmt_d pointer.
10799 (replace_block_vars_by_duplicates): New function.
10800 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
10801 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
10802 all subblocks of ORIG_BLOCK to the new function. Call
10803 replace_block_vars_by_duplicates.
10804 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
10805 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
10806 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
10807 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
10808 (expand_omp): Temporarily set input_location to the location of
10809 region's controlling stmt.
10810 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
10811 BIND_EXPR, push ctx->block_vars and gimplification vars into
10812 the BIND_EXPR and its block's BLOCK_VARS instead of directly
10813 into dest function.
10814 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
10815 there are any BLOCK_VARS.
10816 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
10817 OMP_PARALLEL or OMP_TASK stmt.
10818 (lower_omp): Save and restore input_location around the lower_omp_1
10819 call.
10820
10821 2008-06-27 Richard Guenther <rguenther@suse.de>
10822
10823 PR tree-optimization/36400
10824 PR tree-optimization/36373
10825 PR tree-optimization/36344
10826 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
10827 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
10828 (update_alias_info): Remove call clobbering code.
10829 (make_constraint_to): New helper function.
10830 (make_escape_constraint): Likewise.
10831 (handle_rhs_call): Use it on all pointer containing arguments.
10832 Also mark the static chain escaped.
10833 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
10834 instead of ANYTHING.
10835 (make_constraint_from): New helper split out from ...
10836 (make_constraint_from_anything): ... here.
10837 (find_func_aliases): Add constraints for escape sites.
10838 (intra_create_variable_infos): Make constraints from NONLOCAL
10839 for parameters.
10840 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
10841 as ANYTHING.
10842 (clobber_what_p_points_to): Remove.
10843 (clobber_what_escaped): New function.
10844 (init_base_vars): Init NONLOCAL and ESCAPED.
10845 (do_sd_constraint): Do not propagate the solution from ESCAPED
10846 but use ESCAPED as a placeholder.
10847 (solve_graph): Likewise.
10848 * tree-flow.h (clobber_what_p_points_to): Remove.
10849 (clobber_what_escaped): Declare.
10850 * tree-ssa-alias.c (set_initial_properties): Call it.
10851 Remove code clobbering escaped pointers.
10852
10853 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10854
10855 * function.c (allocate_struct_function): Only allocate a unique
10856 funcdef_no if the decl is nonzero.
10857
10858 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10859
10860 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
10861 * config/mips/mips.c (mips_split_const_insns): New function.
10862 * config/mips/mips.md (move_type): New attribute.
10863 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
10864 (dword_mode): New attribute.
10865 (type): Avoid long line. Map "move_type"s to "type"s,
10866 choosing "multi" for doubleword moves if appropriate.
10867 Swap MTC/MFC comments to match their declaration order.
10868 (extended_mips16): Default to "yes" if "move_type" is "sll0",
10869 "type" is "branch" or "jal" is "direct".
10870 (length): Handle "extended_mips16" first. Make the default
10871 "0" for "ghost" instructions. Set the length from "move_type".
10872 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
10873 of "type", with "sll0" for the register alternative. Remove the
10874 "extended_mips16" attribute.
10875 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
10876 of "type", with "shift_shift" for the register alternative.
10877 Remove the "length" attribute.
10878 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
10879 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
10880 of "type", with "andi" for the register alternative.
10881 (*zero_extendqihi2): Likewise.
10882 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
10883 of "andi" instead of a "type" of "arith".
10884 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
10885 instead of "type".
10886 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
10887 (mov_<store>r, *mov<mode>_ra): Likewise.
10888 (extendsidi2): Use "move_type" instead of "type", with "move"
10889 for the register alternative.
10890 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
10891 of "type", with "signext" for the register alternative.
10892 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
10893 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
10894 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
10895 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
10896 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
10897 (unnamed branch insn): Likewise.
10898 (*movdi_gp32_fp64): Fold into...
10899 (*movdi_32bit): ...here.
10900 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
10901 (*movdf_hardfloat): ...this new pattern.
10902 (*movdf_softfloat): Remove redundant FPR alternatives.
10903 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
10904 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
10905 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
10906 the "move" attribute.
10907 (*movdi_32bit): Use "move_type" instead of "type" and remove the
10908 "length" attribute. Use "fpload" and "fpstore" instead of "load"
10909 and "store" for COP loads and stores.
10910 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
10911 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
10912 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
10913 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
10914 (*movtf_mips16, *movv2sf): Likewise.
10915 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
10916 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
10917 (mfhc1<mode>): Use "move_type" instead of "move".
10918 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
10919 (loadgp_blockage): Remove the "length" attribute.
10920 (blockage, set_got_version, update_got_version): Likewise.
10921 (call_internal): Remove the "extended_mips16" attribute.
10922 (call_value_internal, call_value_multiple_internal): Likewise.
10923 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
10924 instead of "move".
10925 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
10926 the "length" attribute.
10927
10928 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10929
10930 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
10931 -Wcast-qual warnings.
10932 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
10933 handle_pragma_pop_macro): Likewise.
10934 * collect2.c (resolve_lib_name): Likewise.
10935 * config/arc/arc.c (arc_init): Likewise.
10936 * config/arm/arm.c (neon_builtin_compare,
10937 locate_neon_builtin_icode): Likewise.
10938 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
10939 * config/bfin/bfin.c (bfin_init_machine_status,
10940 bfin_optimize_loop): Likewise.
10941 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
10942 * config/cris/cris.c (cris_init_expanders): Likewise.
10943 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
10944 * config/darwin.c (machopic_indirection_eq,
10945 machopic_indirection_name, machopic_output_indirection): Likewise.
10946 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
10947 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
10948 frv_optimize_membar): Likewise.
10949 * config/i386/cygwin.h (mingw_scan,
10950 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
10951 * config/i386/cygwin1.c (mingw_scan): Likewise.
10952 * config/i386/i386.c (machopic_output_stub): Likewise.
10953 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
10954 i386_pe_unique_section): Likewise.
10955 * config/ia64/ia64.c (ia64_init_machine_status,
10956 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
10957 Likewise.
10958 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
10959 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
10960 * config/m68k/m68k.c (m68k_handle_option,
10961 m68k_sched_md_init_global): Likewise.
10962 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
10963 mcore_unique_section): Likewise.
10964 * config/mips/mips.c (mips_block_move_straight,
10965 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
10966 Likewise.
10967 * config/mmix/mmix.c (mmix_init_machine_status,
10968 mmix_encode_section_info): Likewise.
10969 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
10970 * config/rs6000/rs6000.c (rs6000_init_machine_status,
10971 print_operand_address, output_toc, redefine_groups,
10972 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
10973 * config/s390/s390.c (s390_init_machine_status): Likewise.
10974 * config/score/score.c (score_block_move_straight,
10975 score_block_move_loop_body): Likewise.
10976 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
10977 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
10978 * emit-rtl.c (find_auto_inc): Likewise.
10979 * gcc.c (translate_options, process_command): Likewise.
10980 * reorg.c (dbr_schedule): Likewise.
10981 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
10982 * xcoffout.c (xcoffout_declare_function): Likewise.
10983
10984 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
10985
10986 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
10987 ipa-pta working again.
10988
10989 2008-06-27 David Edelsohn <edelsohn@gnu.org>
10990
10991 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
10992 genautomata.
10993
10994 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
10995
10996 * config.gcc (powerpc*-*-*): Add new core e500mc.
10997 * config/rs6000/e500mc.md: New file.
10998 * config/rs6000/rs6000.c (processor_costs): Add new costs for
10999 e500mc.
11000 (rs6000_override_options): Add e500mc case to
11001 processor_target_table. Altivec and Spe options not allowed
11002 with e500mc. Add isel instruction to e500mc by
11003 default. Initialize rs6000_cost for e500mc.
11004 (rs6000_issue_rate): Set issue rate for e500mc.
11005 * config/rs6000/rs6000.h (processor_type): Add
11006 PROCESSOR_PPCE500MC.
11007 (ASM_CPU_SPEC): Add e500mc.
11008 Set TARGET_ISEL to rs6000_isel.
11009 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
11010 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
11011 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
11012 Include e500mc.md.
11013 * doc/invoke.texi: Add e500mc to list of cpus.
11014
11015 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11016
11017 PR c/34867
11018 * c-lex.c (lex_charconst): Initialize unsignedp.
11019
11020 2008-06-27 Olivier Hainque <hainque@adacore.com>
11021
11022 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
11023 documented assumptions.
11024
11025 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
11026
11027 * dwarf2out.c: Remove trailing white spaces. Break long line
11028 in comments.
11029
11030 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
11031
11032 * libfuncs.h (LTI_synchronize): New libfunc_index.
11033 (synchronize_libfunc): Declare.
11034 * builtins.c (expand_builtin_synchronize): Consider using
11035 synchronize_libfunc before falling back on an asm blockage.
11036 * config/mips/mips.c: Include libfuncs.h
11037 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
11038
11039 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
11040
11041 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
11042 parameter. Copy stack_reg to r11 where appropriate.
11043 (no_global_regs_above): Add gpr parameter.
11044 (rs6000_stack_info): Only add padding for SPE save area if we
11045 are saving SPE GPRs and CR.
11046 (saveres_routine_syms): New variable.
11047 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
11048 Define.
11049 (rs6000_savres_routine_sym): New function.
11050 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
11051 split out of...
11052 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
11053 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
11054 Tweak FPR out-of-line saving.
11055 (rs6000_make_savres_rtx): New function.
11056 (rs6000_use_multiple_p): New function.
11057 (rs6000_savres_strategy): New function.
11058 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
11059 out-of-line if appropriate.
11060 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
11061 if we are optimizing for size.
11062 (GP_SAVE_INLINE): Define.
11063 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
11064 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
11065 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
11066 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
11067 (*save_fpregs_<mode>): Add use of r11.
11068 (*restore_gpregs_<mode>): New insn.
11069 (*return_and_restore_gpregs_<mode>): New insn.
11070 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
11071 use r11.
11072 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
11073 (*restore_gpregs_spe): New insn.
11074 (*return_and_restore_gpregs_spe): New insn.
11075 * config/rs6000/predicates.md (save_world_operation): Fix check.
11076
11077 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
11078
11079 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
11080 this point, so assert that.
11081
11082 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
11083
11084 * cfganal.c: Include vec.h and vecprim.h.
11085 (compute_idf): Import from...
11086 * tree-into-ssa (compute_idf): ...here.
11087 * basic-block.h (compute_idf): Export.
11088
11089 2008-06-26 Joseph Myers <joseph@codesourcery.com>
11090
11091 * c-decl.c (merge_decls): Use !current_function_decl to check for
11092 extern declaration of C99 inline function being at file scope.
11093
11094 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
11095
11096 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
11097
11098 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11099
11100 * alias.c (record_alias_subset, init_alias_analysis): Fix
11101 -Wc++-compat and/or -Wcast-qual warnings.
11102 * attribs.c (lookup_attribute_spec): Likewise.
11103 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
11104 copy_bb, connect_traces,
11105 find_rarely_executed_basic_blocks_and_cr): Likewise.
11106 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
11107 note_btr_set, migrate_btr_defs): Likewise.
11108 * builtins.c (result_vector, expand_builtin_memcpy,
11109 expand_builtin_mempcpy_args, expand_builtin_strncpy,
11110 builtin_memset_read_str, expand_builtin_printf,
11111 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
11112 Likewise.
11113 * caller-save.c (mark_set_regs): Likewise.
11114 * calls.c (expand_call, emit_library_call_value_1): Likewise.
11115 * cgraph.c (cgraph_edge): Likewise.
11116 * combine.c (likely_spilled_retval_1): Likewise.
11117 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
11118 htab_counts_entry_del, get_coverage_counts): Likewise.
11119 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
11120 new_cselib_val): Likewise.
11121 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
11122 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
11123 Likewise.
11124 * df-core.c (df_compact_blocks): Likewise.
11125 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
11126 * df-scan.c (df_grow_reg_info, df_ref_create,
11127 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
11128 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
11129 df_record_entry_block_defs, df_record_exit_block_uses,
11130 df_bb_verify): Likewise.
11131 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
11132 DF_REF_EXTRACT_MODE_CONST): New.
11133 * dominance.c (get_immediate_dominator, get_dominated_by,
11134 nearest_common_dominator, root_of_dom_tree,
11135 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
11136 -Wc++-compat and/or -Wcast-qual warnings.
11137 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
11138 record_store, replace_read, check_mem_read_rtx, scan_insn,
11139 dse_step1, dse_record_singleton_alias_set): Likewise.
11140 * dwarf2asm.c (dw2_force_const_mem): Likewise.
11141
11142 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11143
11144 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
11145 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
11146 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
11147 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
11148 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
11149 add_ranges_num, add_ranges_by_labels, file_info_cmp,
11150 file_name_acquire, output_file_names, add_const_value_attribute,
11151 premark_used_types_helper, file_table_eq, file_table_hash,
11152 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
11153 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
11154 -Wcast-qual warnings.
11155 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
11156 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
11157 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
11158 gen_reg_rtx, start_sequence, init_emit): Likewise.
11159 * et-forest.c (et_new_occ, et_new_tree): Likewise.
11160 * except.c (init_eh_for_function, gen_eh_region,
11161 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
11162 arh_to_landing_pad, arh_to_label, add_action_record,
11163 add_call_site, switch_to_exception_section): Likewise.
11164 * expmed.c (synth_mult): Likewise.
11165 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
11166 store_expr): Likewise.
11167 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
11168 Likewise.
11169 * function.c (assign_stack_temp_for_type,
11170 allocate_struct_function, match_asm_constraints_1): Likewise.
11171 * gcov-io.c (gcov_allocate): Likewise.
11172 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
11173 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
11174 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
11175 record_one_set, insert_expr_in_table, insert_set_in_table,
11176 dump_hash_table, compute_hash_table_work, alloc_hash_table,
11177 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
11178 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
11179 -Wcast-qual warnings.
11180
11181 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11182
11183 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
11184 -Wcast-qual warnings.
11185 * gcc.c (process_command): Likewise.
11186 * genattrtab.c (oballoc): Use XOBNEW.
11187 (oballocvec): Define.
11188 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
11189 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
11190 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
11191 -Wc++-compat and/or -Wcast-qual warnings.
11192 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
11193 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
11194 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
11195 gen_presence_absence_set, gen_automaton, gen_regexp_el,
11196 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
11197 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
11198 add_excls, process_presence_absence_names,
11199 process_presence_absence_patterns, add_presence_absence,
11200 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
11201 get_free_state, add_arc, get_free_automata_list_el,
11202 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
11203 transform_3, cache_presence, create_ainsns, create_automata,
11204 create_state_ainsn_table, dfa_insn_code_enlarge,
11205 output_trans_func, output_min_issue_delay_func,
11206 output_dead_lock_func, output_reset_func,
11207 output_get_cpu_unit_code_func, output_dfa_start_func,
11208 expand_automata): Likewise.
11209 * genextract.c (gen_insn): Likewise.
11210 * gengtype-lex.l: Likewise.
11211 * gengtype.c (read_input_list, adjust_field_type,
11212 process_gc_options): Likewise.
11213 * genoutput.c (note_constraint): Likewise.
11214 * genpreds.c (mangle, add_constraint): Likewise.
11215 * genrecog.c (process_define_predicate, new_decision,
11216 add_to_sequence): Likewise.
11217 * gensupport.c (record_insn_name): Likewise.
11218
11219 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11220
11221 * config/i386/driver-i386.c (detect_caches_amd,
11222 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
11223 and/or -Wcast-qual warnings.
11224 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
11225 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
11226 gt_pch_save): Likewise.
11227 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
11228 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
11229 * global.c (compute_regsets): Likewise.
11230 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
11231 finish_graph_dump_file): Likewise.
11232 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
11233 unlink_bb_notes): Likewise.
11234 * integrate.c (get_hard_reg_initial_val): Likewise.
11235 * ipa-prop.c (ipa_push_func_to_list): Likewise.
11236 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
11237 * local-alloc.c (update_equiv_regs): Likewise.
11238 * loop-invariant.c (check_invariant_table_size,
11239 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
11240 Likewise.
11241 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
11242 altered_reg_used, mark_altered): Likewise.
11243 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
11244 insert_var_expansion_initialization,
11245 combine_var_copies_in_loop_exit, apply_opt_in_copies,
11246 release_var_copies): Likewise.
11247 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
11248 analyze_matrix_decl, add_allocation_site, analyze_transpose,
11249 analyze_accesses_for_phi_node, check_var_notmodified_p,
11250 check_allocation_function, find_sites_in_func,
11251 record_all_accesses_in_func, transform_access_sites,
11252 transform_allocation_sites): Likewise.
11253 * omp-low.c (new_omp_region, create_omp_child_function_name,
11254 check_omp_nesting_restrictions, check_combined_parallel,
11255 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
11256 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
11257 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
11258 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
11259 Likewise.
11260 * opts-common.c (prune_options): Likewise.
11261 * opts.c (add_input_filename, print_filtered_help,
11262 get_option_state): Likewise.
11263 * params.c (add_params): Likewise.
11264 * passes.c (set_pass_for_id, next_pass_1,
11265 do_per_function_toporder, pass_fini_dump_file): Likewise.
11266 * postreload.c (reload_cse_simplify_operands): Likewise.
11267 * predict.c (tree_predicted_by_p, tree_predict_edge,
11268 clear_bb_predictions, combine_predictions_for_bb): Likewise.
11269
11270 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11271
11272 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
11273 warnings.
11274 * recog.c (check_asm_operands, validate_change_1): Likewise.
11275 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
11276 subst_asm_stack_regs): Likewise.
11277 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
11278 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
11279 * regmove.c (reg_is_remote_constant_p): Likewise.
11280 * regrename.c (regrename_optimize, scan_rtx_reg,
11281 kill_clobbered_value, kill_set_value, kill_autoinc_value):
11282 Likewise.
11283 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
11284 regstat_compute_calls_crossed): Likewise.
11285 * reload1.c (init_reload, new_insn_chain,
11286 has_nonexceptional_receiver, reload, copy_reloads,
11287 calculate_needs_all_insns, init_elim_table): Likewise.
11288 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
11289 * rtl.c (shallow_copy_rtx_stat): Likewise.
11290 * rtlanal.c (parms_set): Likewise.
11291 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
11292 sbitmap_resize, sbitmap_vector_alloc): Likewise.
11293 * sched-ebb.c (earliest_block_with_similiar_load,
11294 add_deps_for_risky_insns): Likewise.
11295 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
11296 schedule_region): Likewise.
11297 * see.c (eq_descriptor_pre_extension,
11298 hash_descriptor_pre_extension, hash_del_pre_extension,
11299 eq_descriptor_properties, hash_descriptor_properties,
11300 hash_del_properties, see_seek_pre_extension_expr,
11301 see_initialize_data_structures, see_print_register_properties,
11302 see_print_pre_extension_expr, see_delete_merged_def_extension,
11303 see_delete_unmerged_def_extension, see_emit_use_extension,
11304 see_pre_delete_extension, see_map_extension, see_commit_changes,
11305 see_analyze_merged_def_local_prop,
11306 see_analyze_merged_def_local_prop,
11307 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
11308 see_set_prop_merged_def, see_set_prop_unmerged_def,
11309 see_set_prop_unmerged_use, see_print_one_extension,
11310 see_merge_one_use_extension, see_merge_one_def_extension,
11311 see_store_reference_and_extension, see_update_uses_relevancy,
11312 see_update_defs_relevancy): Likewise.
11313 * statistics.c (hash_statistics_hash, hash_statistics_eq,
11314 hash_statistics_free, curr_statistics_hash): Likewise.
11315 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
11316 expand_asm_operands, expand_return, case_bit_test_cmp,
11317 expand_case): Likewise.
11318 * stor-layout.c (start_record_layout): Likewise.
11319 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
11320 gt_pch_save_stringpool): Likewise.
11321 * tree-data-ref.c (hash_stmt_vertex_info,
11322 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
11323 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
11324
11325 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
11326
11327 PR target/36627
11328 * config/i386/i386.md : Change constraints of HImode and QImode
11329 immediate operands from "i" to "n". Change SImode "ni" constraint to
11330 "i" and SImode "rmi" constraint to "g". Remove all constraints
11331 from const0_operand and const1_operand predicated operands.
11332 (i): Change QImode and HImode attribute from "i" to "n".
11333 (*subqi_2): Change HImode operands to QImode.
11334 (*subqi_3): Ditto.
11335
11336 2008-06-25 Olivier Hainque <hainque@adacore.com>
11337
11338 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
11339 sed substitutions.
11340
11341 2008-06-25 Richard Guenther <rguenther@suse.de>
11342
11343 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
11344 not overflow the result type.
11345
11346 2008-06-25 Richard Guenther <rguenther@suse.de>
11347
11348 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
11349 (vn_lookup): Likewise.
11350
11351 2008-06-25 Richard Guenther <rguenther@suse.de>
11352
11353 PR tree-optimization/35518
11354 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
11355 * tree-sra.c (instantiate_element): Use fold_build3 to build
11356 BIT_FIELD_REFs.
11357 (try_instantiate_multiple_fields): Likewise.
11358
11359 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11360
11361 * config/rs6000/rs6000.md: Change all string instruction's clobber to
11362 be early clobbers.
11363
11364 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11365
11366 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
11367 use_backchain_to_restore_sp to true
11368 if the offset of the link register save area would go over the 32k - 1
11369 offset limit of the load
11370 instructions.
11371
11372 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
11373
11374 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
11375 anchor for the type-punning blurb. Cross-reference "Structures
11376 unions enumerations and bit-fields implementation". Provide a
11377 cast-through-pointer example. Make final sentence self-contained.
11378 * doc/implement-c.texi (Structures unions enumerations and
11379 bit-fields implementation): Cross-reference the type-punning blurb
11380 in the -fstrict-aliasing documentation.
11381
11382 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11383
11384 PR middle-end/36594
11385 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
11386 the memory instead of the memory itself for the save area.
11387
11388 2008-06-24 Olivier Hainque <hainque@adacore.com>
11389 Nicolas Roche <roche@adacore.com>
11390
11391 * gengtype.c (srcdir_len): size_t instead of int.
11392 (get_file_realbasename): New function. For F a filename, the real
11393 basename of F, with all the path components stripped.
11394 (get_file_srcdir_relative_path): New function. For F a filename, the
11395 relative path to F from $(srcdir).
11396 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
11397 get_file_realbasename. Adjust the head comment.
11398 (get_prefix_langdir_index): New function. For F a filename, return the
11399 lang_dir_names[] relative index of the language directory that is
11400 a prefix in F.
11401 (get_file_langdir): For F a filename, return the name of the language
11402 directory where F is located.
11403 (get_file_gtfilename): New function. The gt- output file name for an
11404 input filename F.
11405 (get_output_file_with_visibility): Replace in-line computations with
11406 uses of get_file_gtfilename and get_prefix_langdir_index.
11407 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
11408
11409 2008-06-24 Jakub Jelinek <jakub@redhat.com>
11410
11411 PR tree-optimization/36504
11412 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
11413 references without base address.
11414
11415 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11416
11417 PR middle-end/36584
11418 * calls.c (expand_call): Increase alignment for recursive functions.
11419
11420 2008-06-23 Anatoly Sokolov <aesok@post.ru>
11421
11422 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
11423 (TARGET_FUNCTION_VALUE): New define.
11424 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
11425 * config/avr/avr.h (FUNCTION_VALUE): Remove.
11426
11427 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11428
11429 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
11430 (fmod<mode>3): Ditto.
11431 (remainderxf3): Ditto.
11432 (remainder<mode>3): Ditto.
11433
11434 2008-06-23 Jakub Jelinek <jakub@redhat.com>
11435
11436 PR target/36533
11437 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
11438 REG is a hard register.
11439
11440 PR tree-optimization/36508
11441 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
11442 499, don't check it at all in release compilers.
11443
11444 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11445
11446 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
11447 together with SSE_TARGET_MATH to disable insn pattern.
11448 (*fop_<MODEF:mode>_2_i387): Ditto.
11449 (*fop_<MODEF:mode>_3_i387): Ditto.
11450
11451 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
11452
11453 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
11454
11455 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11456
11457 PR middle-end/34906
11458 * gimplify.c (gimplify_asm_expr): Check the return code of
11459 parse_output_constraint call, set function return and is_inout
11460 value if it failed.
11461
11462 2008-06-22 Ian Lance Taylor <iant@google.com>
11463
11464 * c-lex.c (narrowest_unsigned_type): Change itk to int.
11465 (narrowest_signed_type): Likewise.
11466 * c-typeck.c (c_common_type): Change local variable mclass to enum
11467 mode_class, twice.
11468 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
11469 tcc_comparison, not the tree code itself.
11470 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
11471 (c_expand_expr): Cast modifier to enum expand_modifier.
11472 * c-common.h (C_RID_CODE): Add casts.
11473 (C_SET_RID_CODE): Define.
11474 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
11475 (c_lex_one_token): Add cast to avoid warning.
11476 (c_parser_objc_type_name): Rename local typename to type_name.
11477 (check_no_duplicate_clause): Change code parameter to enum
11478 omp_clause_code.
11479 (c_parser_omp_var_list_parens): Change kind parameter to enum
11480 omp_clause_code.
11481 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
11482 c_parser_omp_list_var_parens.
11483 (c_parser_omp_threadprivate): Likewise.
11484 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
11485 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
11486 * c-format.c (NO_FMT): Define.
11487 (printf_length_specs): Use NO_FMT.
11488 (asm_fprintf_length_specs): Likewise.
11489 (gcc_diag_length_specs): Likewise.
11490 (scanf_length_specs): Likewise.
11491 (strfmon_length_specs): Likewise.
11492 (gcc_gfc_length_specs): Likewise.
11493 (printf_flag_specs): Change 0 to STD_C89.
11494 (asm_fprintf_flag_specs): Likewise.
11495 (gcc_diag_flag_specs): Likewise.
11496 (gcc_cxxdiag_flag_specs): Likewise.
11497 (scanf_flag_specs): Likewise.
11498 (strftime_flag_specs): Likewise.
11499 (strfmon_flag_specs): Likewise.
11500 (print_char_table): Likewise.
11501 (asm_fprintf_char_table): Likewise.
11502 (gcc_diag_char_table): Likewise.
11503 (gcc_tdiag_char_table): Likewise.
11504 (gcc_cdiag_char_table): Likewise.
11505 (gcc_cxxdiag_char_table): Likewise.
11506 (gcc_gfc_char_table): Likewise.
11507 (scan_char_table): Likewise.
11508 (time_char_table): Likewis.
11509 (monetary_char_table): Likewise.
11510 * c-format.h (BADLEN): Likewise.
11511
11512 2008-06-21 Ian Lance Taylor <iant@google.com>
11513
11514 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
11515 Define END_OF_BASE_TREE_CODES around inclusion.
11516 * tree.c (tree_code_type): New global array.
11517 (tree_code_length, tree_code_name): Likewise.
11518 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
11519 $(lang_tree_files).
11520 (all-tree.def, s-alltree): New targets.
11521 (gencheck.h, s-gencheck): Remove.
11522 (tree.o): Depend upon all-tree.def.
11523 (build/gencheck.o): Remove gencheck.h dependency.
11524 (mostlyclean): Don't remove gencheck.h.
11525 * c-common.h (enum c_tree_code): Remove.
11526 * c-lang.c (tree_code_type): Remove.
11527 (tree_code_length, tree_code_name): Remove.
11528 * gencheck.c (tree_codes): Include all-tree.def, rather than
11529 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
11530 after it is used.
11531 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
11532 than tree.def.
11533 * cp/cp-tree.h (enum cplus_tree_code): Remove.
11534 (operator_name_info): Size to MAX_TREE_CODES.
11535 (assignment_operator_name_info): Likewise.
11536 * cp/cp-lang.c (tree_code_type): Remove.
11537 (tree_code_length, tree_code_name): Remove.
11538 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
11539 (assignment_operator_name_info): Likewise.
11540 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
11541 MAX_TREE_CODES.
11542 * cp/mangle.c (write_expression): Likewise.
11543 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
11544 * fortran/f95-lang.c (tree_code_type): Remove.
11545 (tree_code_length, tree_code_name): Remove.
11546 * java/java-tree.h (enum java_tree_code): Remove.
11547 * java/lang.c (tree_code_type): Remove.
11548 (tree_code_length, tree_code_name): Remove.
11549 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
11550 * objc/objc-act.h (enum objc_tree_code): Remove.
11551 * objc/objc-lang.c (tree_code_type): Remove.
11552 (tree_code_length, tree_code_name): Remove.
11553 * objcp/objcp-lang.c (tree_code_type): Remove.
11554 (tree_code_length, tree_code_name): Remove.
11555 * ada/ada-tree.h (enum gnat_tree_code): Remove.
11556 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
11557 * ada/misc.c (tree_code_type): Remove.
11558 (tree_code_length, tree_code_name): Remove.
11559
11560 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
11561
11562 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
11563 the grand_bitmap_obstack.
11564
11565 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11566
11567 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
11568 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
11569 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
11570 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
11571 move_stmt_r, new_label_mapper): Likewise.
11572 * tree-complex.c (cvc_lookup): Likewise.
11573 * tree-dfa.c (create_function_ann): Likewise.
11574 * tree-dump.c (dump_register): Likewise.
11575 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
11576 find_phi_replacement_condition): Likewise.
11577 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
11578 tree_function_versioning): Likewise.
11579 * tree-into-ssa.c (cmp_dfsnum): Likewise.
11580 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
11581 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
11582 get_nonlocal_debug_decl, convert_nonlocal_reference,
11583 convert_nonlocal_omp_clauses, get_local_debug_decl,
11584 convert_local_reference, convert_local_omp_clauses,
11585 convert_nl_goto_reference, convert_nl_goto_receiver,
11586 convert_tramp_reference, convert_call_expr): Likewise.
11587 * tree-outof-ssa.c (contains_tree_r): Likewise.
11588 * tree-parloops.c (reduction_phi, initialize_reductions,
11589 eliminate_local_variables_1, add_field_for_reduction,
11590 add_field_for_name, create_phi_for_local_result,
11591 create_call_for_reduction_1, create_loads_for_reductions,
11592 create_stores_for_reduction, create_loads_and_stores_for_name):
11593 Likewise.
11594 * tree-phinodes.c (allocate_phi_node): Likewise.
11595 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
11596 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
11597 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
11598 * tree-ssa-coalesce.c (compare_pairs): Likewise.
11599 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
11600 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
11601 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
11602 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
11603 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
11604 vn_nary_op_insert): Likewise.
11605 * tree-ssa.c (redirect_edge_var_map_add,
11606 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
11607 * tree-vectorizer.c (vectorize_loops): Likewise.
11608 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
11609 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
11610 tree_cons_stat, build1_stat, build_variant_type_copy,
11611 decl_init_priority_lookup, decl_fini_priority_lookup,
11612 decl_priority_info, decl_restrict_base_lookup,
11613 decl_restrict_base_insert, decl_debug_expr_lookup,
11614 decl_debug_expr_insert, decl_value_expr_lookup,
11615 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
11616 type_hash_add, get_file_function_name, tree_check_failed,
11617 tree_not_check_failed, tree_range_check_failed,
11618 omp_clause_range_check_failed, build_omp_clause,
11619 build_vl_exp_stat): Likewise.
11620 * value-prof.c (gimple_histogram_value,
11621 gimple_duplicate_stmt_histograms): Likewise.
11622 * var-tracking.c (attrs_list_insert, attrs_list_copy,
11623 unshare_variable, variable_union_info_cmp_pos, variable_union,
11624 dataflow_set_different_1, dataflow_set_different_2,
11625 vt_find_locations, variable_was_changed, set_variable_part,
11626 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
11627 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
11628 section_entry_hash, object_block_entry_eq,
11629 object_block_entry_hash, create_block_symbol,
11630 initialize_cold_section_name, default_function_rodata_section,
11631 strip_reg_name, set_user_assembler_name, const_desc_eq,
11632 build_constant_desc, output_constant_def, lookup_constant_def,
11633 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
11634 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
11635 default_internal_label): Likewise.
11636 * varray.c (varray_init, varray_grow): Likewise.
11637 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
11638
11639 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
11640
11641 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
11642 operators for "test" insn. Macroize insn using SWI mode macro.
11643 (*jcc_fused_2): Ditto.
11644 (*jcc_fused_3): Macroize insn using SWI mode macro.
11645 (*jcc_fused_4): Ditto.
11646
11647 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
11648
11649 * tree-ssa-pre.c: Fix typo in comment.
11650 (init_antic, fini_antic): Add explicit funtions for
11651 initializing and deinitializing ANTIC and AVAIL sets.
11652 (create_expression_by_pieces): Fix typo in comment.
11653 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
11654 (execute_pre): Eventually dump details about ANTIC_IN.
11655
11656 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11657
11658 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
11659 * gcc.c (translate_options, init_spec, store_arg, read_specs,
11660 add_to_obstack, file_at_path, find_a_file, execute,
11661 add_preprocessor_option, add_assembler_option, add_linker_option,
11662 process_command, insert_wrapper, do_option_spec, do_self_spec,
11663 spec_path, do_spec_1, is_directory, main, used_arg,
11664 getenv_spec_function): Likewise.
11665 * tlink.c (symbol_hash_lookup, file_hash_lookup,
11666 demangled_hash_lookup, symbol_push, file_push, frob_extension):
11667 Likewise.
11668
11669 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11670
11671 * doc/rtl.texi: Updated subreg section.
11672
11673 2008-06-19 Jakub Jelinek <jakub@redhat.com>
11674
11675 PR c++/36523
11676 * cgraphunit.c (cgraph_process_new_functions): Don't clear
11677 node->needed and node->reachable.
11678 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
11679 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
11680 (expand_task_call): Don't call expand_task_copyfn.
11681 (expand_task_copyfn): Renamed to...
11682 (finalize_task_copyfn): ... this.
11683
11684 2008-06-19 Jan Hubicka <jh@suse.cz>
11685
11686 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
11687 clobbering framepointer.
11688
11689 2008-06-19 Jan Hubicka <jh@suse.cz>
11690
11691 * tree-optimize.c (execute_early_local_optimizations): Set
11692 cgraph_state only at first invocation.
11693
11694 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11695
11696 * system.h (-Wc++-compat): Activate as a warning, no an error.
11697
11698 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
11699
11700 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
11701 instead of "#" in insn asm template.
11702 (*jcc_fused_2): Ditto.
11703
11704 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
11705
11706 * config/i386/i386.h (ix86_tune_indices)
11707 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
11708 (TARGET_FUSE_CMP_AND_BRANCH): New define.
11709 * config/i386/i386.md (*jcc_fused_1): New insn pattern
11710 (*jcc_fused_2): Ditto.
11711 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
11712 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
11713 (print operand): Handle 'E' and 'e' code.
11714
11715 2008-06-19 Anatoly Sokolov <aesok@post.ru>
11716
11717 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
11718 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11719 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11720
11721 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
11722
11723 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
11724 node->decl.
11725 (cgraph_expand_function): Use local copy of decl.
11726 (cgraph_expand_all_functions): Remove redundant initialization of
11727 order_pos.
11728 (cgraph_optimize): Reword internal_error message.
11729
11730 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
11731
11732 * arm-protos.h (arm_return_in_memory): Remove public
11733 arm_return_in_memory() prototype.
11734 * arm.c (arm_return_in_memory): Add static prototype, add target
11735 hook macro, change definition and comments.
11736 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
11737
11738 2008-06-19 Ben Elliston <bje@au.ibm.com>
11739
11740 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
11741 real.c: Remove references to IEEE 754R.
11742 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
11743 * doc/libgcc.texi (Decimal float library routines): Likewise.
11744
11745 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11746
11747 * targhooks.h (struct gcc_target): New member unwind_word_mode.
11748 (default_unwind_word_mode): Add prototype.
11749 * targhooks.c (default_unwind_word_mode): New function.
11750 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
11751 instead of word_mode.
11752 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
11753 (TARGET_INITIALIZER): Use it.
11754
11755 * c-common.c (handle_mode_attribute): Support "unwind_word"
11756 mode attribute.
11757 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
11758
11759 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
11760 word_mode to access SjLj_Function_Context member "data".
11761 (sjlj_emit_dispatch_table): Likewise. Also, perform type
11762 conversion from targetm.eh_return_filter_mode () to
11763 targetm.unwind_word_mode () if they differ.
11764
11765 * builtin-types.def (BT_UNWINDWORD): New primitive type.
11766 (BT_FN_UNWINDWORD_PTR): New function type.
11767 (BT_FN_WORD_PTR): Remove.
11768 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
11769 * except.c (expand_builtin_extend_pointer): Convert pointer to
11770 targetm.unwind_word_mode () instead of word_mode.
11771
11772 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
11773 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
11774 (spu_unwind_word_mode): New function.
11775 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
11776 (TARGET_UNWIND_WORD_MODE): Define.
11777 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
11778
11779 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11780
11781 * config/spu/spu.c (reg_align): Remove.
11782 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
11783 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
11784 (spu_split_store): Likewise.
11785
11786 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
11787
11788 * gcc/tree-vn.c: Fix typo in comment.
11789
11790 2008-06-18 Jan Hubicka <jh@suse.cz>
11791
11792 * cgraphunit.c (cgraph_optimize): Output debug info when doing
11793 toplevel reorder too.
11794
11795 2008-06-18 Jan Hubicka <jh@suse.cz>
11796
11797 * c-opts.c (c_common_post_options): PCH is not compatible with
11798 no-unit-at-a-time.
11799 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
11800 -fno-toplevel-reorder by default now.
11801
11802 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11803
11804 PR documentation/30739
11805 * doc/install.texi (Prerequisites): Document dependency on awk.
11806
11807 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
11808 Ian Lance Taylor <iant@google.com>
11809
11810 PR rtl-optimization/35604
11811 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
11812 only want to change jump destinations, not eventual label comparisons.
11813
11814 2008-06-16 Jan Hubicka <jh@suse.cz>
11815
11816 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
11817 syntax errors.
11818 (cgraph_analyze_function): Likewise.
11819
11820 2008-06-16 Jan Hubicka <jh@suse.cz>
11821
11822 * cgraph.h (cgraph_mark_if_needed): New function.
11823 * cgraphunit.c (cgraph_mark_if_needed): New function.
11824 * c-decl.c (duplicate_decl): Use it.
11825
11826 2008-06-16 Jan Hubicka <jh@suse.cz>
11827
11828 * cgraph.c (cgraph_add_new_function): When in expansion state, do
11829 lowering.
11830
11831 2008-06-16 Jan Hubicka <jh@suse.cz>
11832
11833 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
11834
11835 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
11836 Kazu Hirata <kazu@codesourcery.com>
11837 Maxim Kuvyrkov <maxim@codesourcery.com
11838
11839 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
11840 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
11841 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
11842 EXTRA_SPEC_FUNCTIONS.
11843 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
11844 (DRIVER_SELF_SPECS): Adjust.
11845 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
11846 * config/mips/st.h, config/mips/t-st: New.
11847 * config/mips/driver-native.c, config/mips/x-native: New.
11848 * doc/invoke.texi (MIPS): Document 'native' value for -march and
11849 -mtune options.
11850
11851 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
11852
11853 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
11854 from it.
11855 (ISA_HAS_FP_CONDMOVE): New macro.
11856 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
11857 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
11858 (ISA_HAS_NMADD3_NMSUB3): New macro.
11859 * config/mips/mips.c (mips_rtx_costs): Update.
11860 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
11861 compiling for ST Loongson 2E/2F.
11862 (madd<mode>): Rename to madd4<mode>. Update.
11863 (madd3<mode>): New pattern.
11864 (msub<mode>): Rename to msub4<mode>. Update.
11865 (msub3<mode>): New pattern.
11866 (nmadd<mode>): Rename to nmadd4<mode>. Update.
11867 (nmadd3<mode>): New pattern.
11868 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
11869 (nmadd3<mode>_fastmath): New pattern.
11870 (nmsub<mode>): Rename to nmsub4<mode>. Update.
11871 (nmsub3<mode>): New pattern.
11872 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
11873 (nmsub3<mode>_fastmath): New pattern.
11874 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
11875
11876 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
11877
11878 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
11879 (DF_REF_INSN_INFO): New.
11880 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
11881 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
11882 with a NULL DF_REF_INSN_INFO.
11883 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
11884 DF_INSN_SET.
11885 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
11886 DF_INSN_INFO_EQ_USES): New.
11887 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
11888 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
11889 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
11890 * df-core.c: Update comment for above changes.
11891 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
11892 DF_INSN_UID_* macros.
11893 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
11894 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
11895 insn rtx. Update all callers.
11896 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
11897 df_ref_create_structure, df_insn_refs_collect): Likewise.
11898 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
11899 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
11900 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
11901 macros to access the insn refs.
11902 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
11903 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
11904 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
11905 for accessing the refs.
11906 (try_fwprop_subst): Likewise.
11907 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
11908 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
11909 for accessing the refs.
11910 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
11911 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
11912 to look at the insn refs.
11913 (record_uses): Likewise.
11914 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
11915 function anymore.
11916 (mark_artificial_uses): Don't mark_insn for artificial refs.
11917 (mark_reg_rependencies): Likewise.
11918
11919 * doc/rtl.texi: Remove documentation of ADDRESSOF.
11920
11921 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11922
11923 * configure: Regenerate.
11924
11925 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11926
11927 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
11928 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11929 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11930
11931 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11932
11933 * config/avr/avr.c (avr_mcu_t): Add attiny167.
11934 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11935 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11936
11937 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11938
11939 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
11940 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11941 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11942
11943 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
11944
11945 * tree-ssa-sccvn.c: Fix format of comments.
11946
11947 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
11948
11949 * cgraph.c: Remove unneeded forward declarations of eq_node()
11950 and hash_node().
11951
11952 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
11953
11954 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
11955 REG_RETVAL notes.
11956 (see_update_relevancy): Likewise.
11957 * fwprop.c (try_fwprop_subst): Likewise.
11958 * rtlanal.c (noop_move_p): Likewise.
11959 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
11960 notes to non-existing libcall blocks.
11961 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
11962 Remove orig_set.
11963 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
11964 (dead_libcall_p): Remove.
11965 (delete_trivially_dead_insns): Don't use it.
11966 * web.c (union_defs): Remove comment about keeping nops.
11967 * gcse.c (hash_scan_insn): Don't take libcall pointers.
11968 (compute_hash_table_work): Don't track libcall notes.
11969 (do_local_cprop): Don't take libcall pointers. Don't update
11970 libcall notes.
11971 (adjust_libcall_notes): Deleted.
11972 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
11973 ever have existed in the first place).
11974 (replace_store_insn): Don't try to remove libcall notes.
11975 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
11976 (resolve_reg_notes): Don't call them.
11977 (resolve_simple_move): Likewise.
11978 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
11979 Don't remove REG_RETVAL notes.
11980 * emit-rtl.c (try_split): Don't update libcall notes.
11981 (emit_copy_of_insn_after): Dito.
11982 * cselib.c (cselib_current_insn_in_libcall): Remove.
11983 (cselib_process_insn): Don't set/clear it.
11984 (new_elt_loc_list): Don't record it.
11985 (cselib_init): Don't initialize it.
11986 * cselib.c (struct elt_loc_list): Remove in_libcall field.
11987 * loop-invariant.c (find_invariant_insn): Don't look for libcall
11988 notes.
11989 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
11990 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
11991 (init_deps): Don't initialize it.
11992 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
11993 * combine.c (delete_noop_moves): Don't update libcall notes.
11994 (can_combine_p): Remove now pointless #if 0 block.
11995 (try_combine): Remove another obsolete #if 0 block.
11996 (distribute_notes): Don't distribute libcall notes.
11997 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
11998 * dce.c (libcall_dead_p): Remove.
11999 (delete_unmarked_insns): Don't handle libcall blocks.
12000 (preserve_libcall_for_dce): Remove.
12001 (prescan_insns_for_dce): Don't special-case libcall block insns.
12002 * reload1 (reload): Don't handle libcall notes.
12003 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
12004 documentation.
12005
12006 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
12007
12008 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
12009 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12010 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12011
12012 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
12013
12014 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
12015 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12016 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12017
12018 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12019
12020 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
12021
12022 2008-06-16 Ira Rosen <irar@il.ibm.com>
12023
12024 PR tree-optimization/36493
12025 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
12026 the arguments list. Use VECTYPE to create vector pointer.
12027 (vectorizable_store): Fail if accesses through a pointer to vectype
12028 do not alias the original memory reference operands.
12029 Call vect_create_data_ref_ptr without the removed argument.
12030 (vectorizable_load): Likewise.
12031 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
12032 removed argument.
12033
12034 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
12035
12036 PR target/36336
12037 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
12038 reg_equiv_constant.
12039
12040 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
12041
12042 * config/mips/loongson2ef.md: New file.
12043 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
12044 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
12045 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
12046 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
12047 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
12048 and loongson_2f.
12049 (loongson2ef.md): New include.
12050 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
12051 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
12052 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
12053 (loongson_gt_<mode>, loongson_extract_halfword)
12054 (loongson_insert_halfword_0, loongson_insert_halfword_2)
12055 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
12056 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
12057 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
12058 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
12059 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
12060 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
12061 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
12062 (vec_interleave_low<mode>): Define type attribute.
12063 * config/mips/mips.c (mips_ls2): New static variable.
12064 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
12065 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
12066 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
12067 Implement target scheduling hooks.
12068 (mips_multipass_dfa_lookahead): Update to handle tuning for
12069 Loongson 2E/2F.
12070 (mips_sched_init): Initialize data for Loongson scheduling.
12071 (mips_ls2_variable_issue): New static function.
12072 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
12073 Add sanity check.
12074 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
12075 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
12076 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
12077 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
12078 Handle ST Loongson 2E/2F cores.
12079 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
12080
12081 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12082
12083 * omp-low.c (extract_omp_for_data): Fix comment typo.
12084 * c.opt: Fix typo.
12085
12086 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12087
12088 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
12089 FIXME note about gcc/config.guess.
12090 * doc/options.texi (Option file format): Remove non-ASCII bytes.
12091 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
12092 * doc/cppopts.texi: Likewise.
12093 * doc/extend.texi: Likewise.
12094 * doc/gcc.texi: Likewise.
12095 * doc/gccint.texi: Likewise.
12096 * doc/gcov.texi: Likewise.
12097 * doc/gty.texi: Likewise.
12098 * doc/hostconfig.texi: Likewise.
12099 * doc/install.texi: Likewise.
12100 * doc/invoke.texi: Likewise.
12101 * doc/loop.texi: Likewise.
12102 * doc/makefile.texi: Likewise.
12103 * doc/md.texi: Likewise.
12104 * doc/passes.texi: Likewise.
12105 * doc/tm.texi: Likewise.
12106 * doc/tree-ssa.texi: Likewise.
12107 * doc/trouble.texi: Likewise.
12108
12109 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
12110 Nathan Sidwell <nathan@codesourcery.com>
12111 Maxim Kuvyrkov <maxim@codesourcery.com>
12112 Richard Sandiford <rdsandiford@googlemail.com>
12113
12114 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
12115 * config/mips/mips-protos.h (mips_expand_vector_init): New.
12116 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
12117 builtins.
12118 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
12119 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
12120 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
12121 V8QImode cases.
12122 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
12123 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
12124 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
12125 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
12126 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
12127 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
12128 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
12129 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
12130 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
12131 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
12132 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
12133 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
12134 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
12135 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
12136 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
12137 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
12138 (mips_builtins): Add Loongson builtins.
12139 (mips_loongson_2ef_bdesc): New.
12140 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
12141 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
12142 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
12143 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
12144 New.
12145 (mips_expand_vector_init): New.
12146 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
12147 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
12148 if appropriate.
12149 * config/mips/mips.md: Add unspec numbers for Loongson
12150 builtins. Include loongson.md.
12151 (MOVE64): Include Loongson vector modes.
12152 (SPLITF): Include Loongson vector modes.
12153 (HALFMODE): Handle Loongson vector modes.
12154 * config/mips/loongson.md: New.
12155 * config/mips/loongson.h: New.
12156 * config.gcc: Add loongson.h header for mips*-*-* targets.
12157 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
12158
12159 2008-06-14 Joseph Myers <joseph@codesourcery.com>
12160
12161 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
12162 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
12163 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
12164 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
12165 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
12166 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
12167 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
12168 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
12169 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
12170 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
12171 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
12172 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
12173 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
12174 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
12175 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
12176 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
12177 Remove use_fixproto=yes.
12178 (ia64*-*-hpux*): Remove comment about using fixproto.
12179 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
12180
12181 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12182
12183 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
12184 library rebuilds.
12185 * configure: Regenerate.
12186
12187 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
12188
12189 PR middle-end/36520
12190 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
12191 before evaluating it.
12192
12193 2008-06-13 Jakub Jelinek <jakub@redhat.com>
12194
12195 PR c/36507
12196 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
12197 nested inline functions.
12198 (start_decl, start_function): Don't invert DECL_EXTERNAL
12199 for nested inline functions.
12200
12201 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
12202
12203 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
12204 splits that must be made for correctness.
12205
12206 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
12207
12208 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
12209 (AVAIL_NON_MIPS16): Likewise.
12210 (mips_builtin_description): Replace target_flags with a predicate.
12211 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
12212 (dspr2_32): New availability predicates.
12213 (MIPS_BUILTIN): New macro.
12214 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
12215 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
12216 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
12217 Replace the TARGET_FLAGS parameters with AVAIL parameters.
12218 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
12219 (mips_dsp_32only_bdesc): Merge into...
12220 (mips_builtins): ...this new array.
12221 (mips_bdesc_map, mips_bdesc_arrays): Delete.
12222 (mips_init_builtins): Update after above changes.
12223 (mips_expand_builtin_1): Merge into...
12224 (mips_expand_builtin): ...here and update after above changes.
12225
12226 2008-06-12 Paul Brook <paul@codesourcery.com>
12227
12228 * longlong.h (__arm__): Define count_leading_zeros.
12229 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
12230 (clzsi2, clzdi2): New functions.
12231 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
12232 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
12233 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
12234 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
12235 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
12236 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
12237 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
12238 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
12239 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
12240 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
12241
12242 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
12243
12244 * config/m68k/m68k.c (m68k_tune_flags): New.
12245 (override_options): Compute m68k_tune_flags.
12246 (MULL_COST, MULW_COST): Update for various variants of CFV2.
12247 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
12248
12249 2008-06-12 Jakub Jelinek <jakub@redhat.com>
12250
12251 PR middle-end/36506
12252 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
12253
12254 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
12255
12256 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
12257 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
12258
12259 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
12260
12261 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
12262 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
12263
12264 2008-06-12 Jakub Jelinek <jakub@redhat.com>
12265
12266 PR middle-end/36506
12267 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
12268 reductions.
12269
12270 2008-06-12 Richard Guenther <rguenther@suse.de>
12271
12272 PR tree-optimization/36345
12273 * tree-flow.h (struct ptr_info_def): Align escape_mask,
12274 add memory_tag_needed flag.
12275 (may_alias_p): Declare.
12276 * tree-ssa-alias.c (may_alias_p): Export.
12277 (set_initial_properties): Use memory_tag_needed flag.
12278 (update_reference_counts): Likewise.
12279 (reset_alias_info): Reset memory_tag_needed flag.
12280 (create_name_tags): Check memory_tag_needed flag.
12281 (dump_points_to_info_for): Dump it.
12282 * tree-ssa-structalias.c (struct variable_info): Remove
12283 directly_dereferenced flag.
12284 (new_var_info): Do not initialize it.
12285 (process_constraint_1): Do not set it.
12286 (update_alias_info): Set is_dereferenced flag.
12287 (set_uids_in_ptset): Use may_alias_p.
12288 (set_used_smts): Check memory_tag_needed flag.
12289 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
12290 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
12291 memory_tag_needed flag.
12292 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
12293 from broken design.
12294
12295 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
12296
12297 * config/i386/i386.c (ix86_compute_frame_layout): Disable
12298 red zone for w64 abi.
12299 (ix86_expand_prologue): Likewise.
12300 (ix86_force_to_memory): Likewise.
12301 (ix86_free_from_memory): Likewise.
12302
12303 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
12304
12305 PR target/36425
12306 * config/rs6000/rs6000.c (rs6000_override_options): Set
12307 rs6000_isel conditionally to the absence of comand line override.
12308 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
12309 Remove duplicate rs6000_isel setting.
12310 * config/rs6000/eabispe.h: Ditto.
12311
12312 2008-06-11 Richard Guenther <rguenther@suse.de>
12313
12314 * alias.c (get_alias_set): Use the element alias-set for arrays.
12315 (record_component_aliases): For arrays and vectors do nothing.
12316 * c-common.c (strict_aliasing_warning): Handle the cases
12317 of alias set zero explicitly.
12318 * Makefile.in (dfp.o-warn): Add -Wno-error.
12319
12320 2008-06-11 Joseph Myers <joseph@codesourcery.com>
12321
12322 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
12323 tune_32 tune_64.
12324 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
12325 tune_32 tune_64 to supported_defaults. Allow values not
12326 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
12327 x86_64. Do not override cpu_32 or cpu_64 values from target name.
12328 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
12329 with_cpu_64 to generic for 64-bit-supporting configurations, not
12330 with_cpu. Remove FIXMEs.
12331 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
12332 --with-arch-64, --with-tune-32, --with-tune-64): Document.
12333 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
12334 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
12335 arch_32 and arch_64.
12336
12337 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
12338 Olivier Hainque <hainque@adacore.com>
12339
12340 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
12341 Use DECL_SIZE_UNIT to retrieve the size of the field.
12342
12343 2008-06-11 Joseph Myers <joseph@codesourcery.com>
12344
12345 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
12346 with function calls after declarations. Lay out
12347 neon_float_type_node before further use.
12348
12349 2008-06-11 Richard Guenther <rguenther@suse.de>
12350
12351 * tree-flow.h (may_point_to_global_var): Declare.
12352 * tree-ssa-alias.c (may_point_to_global_var): New function.
12353 * tree-ssa-sink.c (is_hidden_global_store): Use it.
12354
12355 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
12356
12357 * configure.ac: Teach that fido supports .debug_line.
12358 * configure: Regenerate.
12359
12360 2008-06-10 Tom Tromey <tromey@redhat.com>
12361
12362 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
12363 debug hook.
12364
12365 2008-06-10 Joseph Myers <joseph@codesourcery.com>
12366
12367 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
12368 (encode_decimal64, decode_decimal64, encode_decimal128,
12369 decode_decimal128): Reverse order of 32-bit parts of value if host
12370 and target endianness differ.
12371
12372 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
12373
12374 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
12375 Avoid division by 0.
12376 (tree_mod_pow2_value_transform): Likewise.
12377 (tree_ic_transform): Likewise.
12378 (tree_stringops_transform): Likewise.
12379 (tree_mod_subtract_transform): Likewise.
12380 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
12381 (copy_edges_for_bb): Likewise.
12382 (initialize_cfun): Likewise.
12383
12384 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12385
12386 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
12387 nonmemory_operand. Add "N" operand constraint.
12388 (*btsi): Ditto.
12389 (*jcc_btdi_mask_rex64): New instruction and split pattern.
12390 (*jcc_btsi_mask): Ditto.
12391 (*jcc_btsi_mask_1): Ditto.
12392
12393 2008-06-10 Joseph Myers <joseph@codesourcery.com>
12394
12395 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
12396 TYPE_CANONICAL for copied element type.
12397
12398 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12399
12400 PR target/36473
12401 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
12402 Add m_CORE2 and m_GENERIC.
12403 * config/i386/predicates.md (bt_comparison_operator): New predicate.
12404 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
12405 (*btsi): Ditto.
12406 (*jcc_btdi_rex64): New instruction and split pattern.
12407 (*jcc_btsi): Ditto.
12408 (*jcc_btsi_1): Ditto.
12409 (*btsq): Fix Intel asm dialect operand order.
12410 (*btrq): Ditto.
12411 (*btcq): Ditto.
12412
12413 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
12414
12415 PR middle-end/36447
12416 * simplify-rtx.c (simplify_subreg): Add check for shift count
12417 greater than size.
12418
12419 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
12420
12421 * doc/md.texi: Synchronize with later constraints.md change.
12422 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
12423 with a C implementation.
12424 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
12425 MFLO handling.
12426 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
12427 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
12428 when moving to and from MD_REGNUM.
12429 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
12430 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
12431 Handle byte and halfword moves.
12432 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
12433 separately.
12434 * config/mips/constraints.md (h): Turn into NO_REGS.
12435 (l, x): Update documentation.
12436 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
12437 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
12438 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
12439 (HILO): New mode iterator.
12440 (MOVE128): Add TI.
12441 (any_div): New code iterator.
12442 (u): Extend code attribute to div and udiv.
12443 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
12444 d_operand in the splitters. Remove redundant CONST_INT checks.
12445 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
12446 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
12447 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
12448 accordingly, using normal moves instead of unspecs to move LO into
12449 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
12450 (<u>mulsidi3): Handle expansion in C code.
12451 (<u>mulsidi3_32bit_internal): Rename to...
12452 (<u>mulsidi3_32bit): ...this.
12453 (<u>mulsidi3_32bit_r4000): Fix insn separator.
12454 (*<u>mulsidi3_64bit): Rename to...
12455 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
12456 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
12457 to set LO and HI to the multiplication result. Use a normal move
12458 for MFLO and an unspec for MFHI.
12459 (*<u>mulsidi3_64bit_parts): Replace with...
12460 (<u>mulsidi3_64bit_hilo): ...this new instruction.
12461 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
12462 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
12463 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
12464 instead of HI. Split the instruction into a separate multiplication
12465 and MFHI if !TARGET_FIX_R4000.
12466 (<su>muldi3_highpart): Likewise.
12467 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
12468 and the "=h" clobber.
12469 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
12470 (<u>mulditi3): New expander.
12471 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
12472 (madsi): Remove "=h" clobber.
12473 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
12474 Force the modulus result to be a GPR and split the instruction into
12475 a division followed by an MFHI after reload.
12476 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
12477 (*lea_high64): Use d_operand in the define_peephole2. Likewise
12478 the MIPS16 HIGH define_split.
12479 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
12480 of acc<->gpr moves to "multi".
12481 (*movdi_64bit): Replace the single "x" alternative with
12482 alternatives for moving into and out of "a".
12483 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
12484 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
12485 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
12486 Use d_operand in the splitters. Remove redundant CONST_INT checks.
12487 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
12488 (movti): New expander.
12489 (*movti, *movti_mips16): New insns.
12490 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
12491 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
12492 (mthi<GPR:mode>_<HILO:mode>): Likewise.
12493 * config/mips/predicates.md (fpr_operand): Delete.
12494 (d_operand): New predicate.
12495
12496 2008-06-09 Michael Meissner <michael.meissner@amd.com>
12497
12498 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
12499 failure on some Bourne shells.
12500 (x86_64-*-*): Ditto.
12501
12502 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
12503
12504 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
12505
12506 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
12507
12508 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
12509 (sparc-sun-solaris2*): Likewise.
12510
12511 2008-06-09 Arnaud Charlet <charlet@adacore.com
12512
12513 * doc/install.texi: Update requirements to build the Ada compiler.
12514
12515 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
12516
12517 * df-scan.c (struct df_scan_problem_data): Remove the
12518 mw_link_pool alloc pool.
12519 (df_scan_free_internal): Don't free it.
12520 (df_scan_alloc): Don't allocate it.
12521 * df.h (struct df_link): Update comment.
12522
12523 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
12524
12525 * except.h: Correct checks for when SJLJ exceptions must be used.
12526
12527 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12528
12529 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
12530 default.
12531
12532 2008-06-08 Joseph Myers <joseph@codesourcery.com>
12533
12534 PR tree-optimization/36218
12535 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
12536 configure for the build system.
12537 (BUILD_LDFLAGS): Define.
12538 * configure: Regenerate.
12539 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
12540
12541 2008-07-08 Anatoly Sokolov <aesok@post.ru>
12542
12543 PR target/36424
12544 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
12545 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
12546 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
12547
12548 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
12549
12550 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
12551
12552 2008-06-07 Joseph Myers <joseph@codesourcery.com>
12553
12554 * config.gcc (Obsolete configurations): Remove list of
12555 configurations.
12556 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
12557 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
12558 targets matched by those patterns.
12559 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
12560 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
12561 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
12562 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
12563 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
12564 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
12565 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
12566 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
12567 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
12568 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
12569 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
12570 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
12571 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
12572 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
12573 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
12574 Make code for Solaris 7 and greater unconditional for Solaris.
12575 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
12576 Remove --with-* handling.
12577 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
12578 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
12579 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
12580 LINK_OS_WINDISS_SPEC): Remove.
12581 * config/rs6000/sysv4.opt (mwindiss): Remove.
12582 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
12583 * configure: Regenerate.
12584 * doc/cpp.texi: Don't mention BeOS.
12585 * doc/extend.texi (interrupt): Don't mention MS1.
12586 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
12587 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
12588 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
12589 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
12590 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
12591 Remove.
12592 * doc/invoke.texi (MT Options): Remove.
12593 (-mwindiss): Remove.
12594 (CRIS Options): Remove cris-axis-aout references.
12595 (HPPA Options): Don't mention hppa1.1-*-pro.
12596 * doc/md.texi: (MorphoTech family): Remove.
12597 * libgcc2.c: Don't handle UWIN.
12598 * config/alpha/t-unicosmk: Remove.
12599 * config/alpha/unicosmk.h: Remove.
12600 * config/arm/kaos-arm.h: Remove.
12601 * config/arm/kaos-strongarm.h: Remove.
12602 * config/arm/strongarm-coff.h: Remove.
12603 * config/arm/strongarm-elf.h: Remove.
12604 * config/arm/strongarm-pe.h: Remove.
12605 * config/arm/t-strongarm-pe: Remove.
12606 * config/arm/t-xscale-coff: Remove.
12607 * config/arm/t-xscale-elf: Remove.
12608 * config/arm/xscale-coff.h: Remove.
12609 * config/arm/xscale-elf.h: Remove.
12610 * config/chorus.h: Remove.
12611 * config/cris/aout.h: Remove.
12612 * config/cris/aout.opt: Remove.
12613 * config/cris/t-aout: Remove.
12614 * config/i386/beos-elf.h: Remove.
12615 * config/i386/kaos-i386.h: Remove.
12616 * config/i386/ptx4-i.h: Remove.
12617 * config/i386/sco5.h: Remove.
12618 * config/i386/sco5.opt: Remove.
12619 * config/i386/sysv4-cpp.h: Remove.
12620 * config/i386/sysv5.h: Remove.
12621 * config/i386/t-beos: Remove.
12622 * config/i386/t-sco5: Remove.
12623 * config/i386/t-uwin: Remove.
12624 * config/i386/uwin.asm: Remove.
12625 * config/i386/uwin.h: Remove.
12626 * config/kaos.h: Remove.
12627 * config/mips/windiss.h: Remove.
12628 * config/mt: Remove directory.
12629 * config/pa/pa-osf.h: Remove.
12630 * config/pa/pa-pro-end.h: Remove.
12631 * config/pa/t-pro: Remove.
12632 * config/ptx4.h: Remove.
12633 * config/rs6000/beos.h: Remove.
12634 * config/rs6000/kaos-ppc.h: Remove.
12635 * config/rs6000/t-beos: Remove.
12636 * config/rs6000/windiss.h: Remove.
12637 * config/sh/kaos-sh.h: Remove.
12638 * config/sol2-6.h: Remove.
12639 * config/sparc/sol26-sld.h: Remove.
12640 * config/sparc/sysv4-only.h: Remove.
12641 * config/vax/bsd.h: Remove.
12642 * config/vax/t-memfuncs: Remove.
12643 * config/vax/ultrix.h: Remove.
12644 * config/vax/vaxv.h: Remove.
12645 * config/windiss.h: Remove.
12646
12647 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
12648
12649 PR rtl-optimization/36438
12650 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
12651 for vector shifts with constant scalar shift operands.
12652
12653 2008-06-06 Sandip Matte <sandip@rmicorp.com>
12654
12655 * doc/invoke.texi: Document -march=xlr.
12656 * config/mips/xlr.md: New file.
12657 * config/mips/mips.md: Include it.
12658 (cpu): Add "xlr".
12659 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
12660 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
12661 (mips_rtx_cost_data): Likewise.
12662
12663 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
12664
12665 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
12666 PRE_INC and PRE_DEC cases.
12667
12668 2008-06-06 Jakub Jelinek <jakub@redhat.com>
12669
12670 PR rtl-optimization/36419
12671 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
12672 the emitting jump insn.
12673
12674 PR target/36362
12675 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
12676 is not bool, boolify the whole *expr_p and convert to the desired type.
12677
12678 2008-06-06 Jakub Jelinek <jakub@redhat.com>
12679
12680 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
12681 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
12682 Add omp_private_outer_ref hook, add another argument to
12683 omp_clause_default_ctor hook.
12684 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
12685 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
12686 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
12687 hook_tree_tree_tree_tree_null.
12688 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
12689 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
12690 * hooks.c (hook_tree_tree_tree_tree_null): New function.
12691 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
12692 * tree.def (OMP_TASK): New tree code.
12693 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
12694 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
12695 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
12696 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
12697 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
12698 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
12699 OMP_CLAUSE_COLLAPSE_EXPR): Define.
12700 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
12701 (OMP_DIRECTIVE_P): Add OMP_TASK.
12702 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
12703 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
12704 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
12705 and OMP_CLAUSE_UNTIED entries.
12706 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
12707 num_ops to 2.
12708 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12709 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
12710 * tree-pretty-print.c (dump_omp_clause): Handle
12711 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
12712 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
12713 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
12714 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
12715 warning about unsigned iterators. Change decl/init/cond/incr
12716 arguments to TREE_VECs, check arguments for all collapsed loops.
12717 (c_finish_omp_taskwait): New function.
12718 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
12719 ws_clauses.
12720 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
12721 default_function_array_conversion on init. Add par_clauses argument.
12722 If decl is present in parallel's lastprivate clause, change it to
12723 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
12724 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
12725 collapse count in clauses.
12726 (c_parser_omp_for, c_parser_omp_parallel): Adjust
12727 c_parser_omp_for_loop callers.
12728 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
12729 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
12730 (c_parser_omp_clause_name): Handle collapse and untied clauses.
12731 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
12732 functions.
12733 (c_parser_omp_clause_schedule): Handle schedule(auto).
12734 Include correct location in the error message.
12735 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
12736 and PRAGMA_OMP_CLAUSE_UNTIED.
12737 (OMP_TASK_CLAUSE_MASK): Define.
12738 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
12739 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
12740 * tree-nested.c (convert_nonlocal_omp_clauses,
12741 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
12742 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
12743 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12744 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
12745 OMP_CLAUSE_DECL.
12746 (conver_nonlocal_reference, convert_local_reference,
12747 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
12748 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
12749 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
12750 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
12751 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
12752 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
12753 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
12754 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
12755 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
12756 OMP_CLAUSE_UNTIED.
12757 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
12758 * c-common.h (c_finish_omp_taskwait): New prototype.
12759 * gimple-low.c (lower_stmt): Handle OMP_TASK.
12760 * tree-parloops.c (create_parallel_loop): Create 1 entry
12761 vectors for OMP_FOR_{INIT,COND,INCR}.
12762 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
12763 (make_edges): Handle OMP_TASK.
12764 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
12765 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12766 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
12767 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
12768 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
12769 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
12770 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
12771 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
12772 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
12773 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
12774 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
12775 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
12776 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
12777 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
12778 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
12779 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
12780 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
12781 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
12782 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
12783 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
12784 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
12785 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
12786 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
12787 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
12788 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
12789 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
12790 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
12791 original iterator is present in lastprivate clause or if
12792 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
12793 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12794 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
12795 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
12796 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
12797 if it is set, lookup var in outer contexts too. Handle
12798 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
12799 to be implicitly determined firstprivate for task regions.
12800 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
12801 if it is set, lookup var in outer contexts too. Set
12802 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
12803 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
12804 OMP_CLAUSE_UNTIED. Take region_type as last argument
12805 instead of in_parallel and in_combined_parallel.
12806 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
12807 Adjust callers.
12808 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
12809 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
12810 (new_omp_context): Set default_kind to
12811 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
12812 (omp_region_type): New enum.
12813 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
12814 fields, add region_type.
12815 (new_omp_context): Take region_type as argument instead of is_parallel
12816 and is_combined_parallel.
12817 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
12818 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
12819 ctx->is_combined_parallel checks.
12820 (gimplify_omp_task): New function.
12821 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
12822 OMP_CLAUSE_UNTIED.
12823 * omp-low.c (extract_omp_for_data): Use schedule(static)
12824 for schedule(auto). Handle pointer and unsigned iterators.
12825 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
12826 Add loops argument. Extract data for collapsed OMP_FOR loops.
12827 (expand_parallel_call): Assert sched_kind isn't auto,
12828 map runtime schedule to index 3.
12829 (struct omp_for_data_loop): New type.
12830 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
12831 Add loop, loops, collapse and iter_type fields.
12832 (workshare_safe_to_combine_p): Disallow combined for if
12833 iter_type is unsigned long long. Don't combine collapse > 1 loops
12834 unless all bounds and steps are constant. Adjust extract_omp_for_data
12835 caller.
12836 (expand_omp_for_generic): Handle pointer, unsigned and long long
12837 iterators. Handle collapsed OMP_FOR loops. Adjust
12838 for struct omp_for_data changes. If libgomp function doesn't return
12839 boolean_type_node, add comparison of the return value with 0.
12840 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
12841 pointer, unsigned and long long iterators. Adjust for struct
12842 omp_for_data changes.
12843 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
12844 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
12845 unsigned long long. Allocate loops array, pass it to
12846 extract_omp_for_data. For collapse > 1 loops use always
12847 expand_omp_for_generic.
12848 (omp_context): Add sfield_map and srecord_type fields.
12849 (is_task_ctx, lookup_sfield): New functions.
12850 (use_pointer_for_field): Use is_task_ctx helper. Change first
12851 argument's type from const_tree to tree. Clarify comment.
12852 In OMP_TASK disallow copy-in/out sharing.
12853 (build_sender_ref): Call lookup_sfield instead of lookup_field.
12854 (install_var_field): Add mask argument. Populate both record_type
12855 and srecord_type if needed.
12856 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
12857 in srecord_type.
12858 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
12859 and DECL_FIELD_OFFSET.
12860 (scan_sharing_clauses): Adjust install_var_field callers. For
12861 firstprivate clauses on explicit tasks allocate the var by value in
12862 record_type unconditionally, rather than by reference.
12863 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
12864 Use is_taskreg_ctx instead of is_parallel_ctx.
12865 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12866 (create_omp_child_function_name): Add task_copy argument, use
12867 *_omp_cpyfn* names if it is true.
12868 (create_omp_child_function): Add task_copy argument, if true create
12869 *_omp_cpyfn* helper function.
12870 (scan_omp_parallel): Adjust create_omp_child_function callers.
12871 Rename parallel_nesting_level to taskreg_nesting_level.
12872 (scan_omp_task): New function.
12873 (lower_rec_input_clauses): Don't run constructors for firstprivate
12874 explicit task vars which are initialized by *_omp_cpyfn*.
12875 Pass outer var ref to omp_clause_default_ctor hook if
12876 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
12877 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
12878 OMP_CLAUSE_REDUCTION_INIT.
12879 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
12880 avoid duplicate setting of fields. Handle
12881 OMP_CLAUSE_PRIVATE_OUTER_REF.
12882 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
12883 copy-out if TREE_READONLY, only copy-in.
12884 (expand_task_copyfn): New function.
12885 (expand_task_call): New function.
12886 (struct omp_taskcopy_context): New type.
12887 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
12888 New functions.
12889 (lower_omp_parallel): Rename to...
12890 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12891 Call create_task_copyfn if srecord_type is needed. Adjust
12892 sender_decl type.
12893 (task_shared_vars): New variable.
12894 (check_omp_nesting_restrictions): Warn if work-sharing,
12895 barrier, master or ordered region is closely nested inside OMP_TASK.
12896 Add warnings for barrier if closely nested inside of work-sharing,
12897 ordered, or master region.
12898 (scan_omp_1): Call check_omp_nesting_restrictions even for
12899 GOMP_barrier calls. Rename parallel_nesting_level to
12900 taskreg_nesting_level. Handle OMP_TASK.
12901 (lower_lastprivate_clauses): Even if some lastprivate is found on a
12902 work-sharing construct, continue looking for them on parent parallel
12903 construct.
12904 (lower_omp_for_lastprivate): Add lastprivate clauses
12905 to the beginning of dlist rather than end. Adjust for struct
12906 omp_for_data changes.
12907 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
12908 not after it. Handle collapsed OMP_FOR loops, adjust for
12909 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
12910 (get_ws_args_for): Adjust extract_omp_for_data caller.
12911 (scan_omp_for): Handle collapsed OMP_FOR
12912 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12913 (lower_omp_single_simple): If libgomp function doesn't return
12914 boolean_type_node, add comparison of the return value with 0.
12915 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
12916 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
12917 (parallel_nesting_level): Rename to...
12918 (taskreg_nesting_level): ... this.
12919 (is_taskreg_ctx): New function.
12920 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
12921 of is_parallel_ctx.
12922 (execute_lower_omp): Rename parallel_nesting_level to
12923 taskreg_nesting_level.
12924 (expand_omp_parallel): Rename to...
12925 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12926 Call omp_task_call for OMP_TASK regions.
12927 (expand_omp): Adjust caller, handle OMP_TASK.
12928 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
12929
12930 * bitmap.c (bitmap_default_obstack_depth): New variable.
12931 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
12932 if argument is NULL and bitmap_default_obstack is already initialized.
12933 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
12934 at the end.
12935 * matrix-reorg.c (matrix_reorg): Likewise.
12936
12937 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
12938
12939 * config/i386/i386.md (*indirect_jump): Macroize using P
12940 mode iterator. Remove !TARGET_64BIT from insn constraints.
12941 (*tablejump_1): Ditto.
12942 (*indirect_jump_rex64): Remove insn pattern.
12943 (*tablejump_1_rex64): Ditto.
12944 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
12945 and eh_return_si insn patterns.
12946
12947 2008-06-06 Richard Guenther <rguenther@suse.de>
12948
12949 * tree-ssa-structalias.c (merge_smts_into): Remove.
12950 (find_what_p_points_to): Do not bother to compute the
12951 points-to set for pt_anything pointers.
12952 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
12953 for pt_anything pointers is ok.
12954
12955 2008-06-06 Jan Hubicka <jh@suse.cz>
12956
12957 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
12958
12959 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12960
12961 * cgraph.c: Fix typos in comments.
12962 (cgraph_availability_names): Fix string typo.
12963 * fold-const.c: Fix typos in comments.
12964 (fold_binary): Fix typo in warning.
12965 * genautomata.c: Fix typos in comments.
12966 (check_presence_pattern_sets): Fix typo in local variable.
12967 (output_description): Fix typo in output.
12968 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
12969 * hwint.h: Likewise.
12970 * matrix-reorg.c (check_allocation_function): Likewise.
12971 * omega.c (smooth_weird_equations): Likewise.
12972 * auto-inc-dec.c: Fix typos in comments.
12973 * bb-reorder.c: Likewise.
12974 * builtins.c: Likewise.
12975 * c-common.c: Likewise.
12976 * c-cppbuiltin.c: Likewise.
12977 * c-parser.c: Likewise.
12978 * c-pretty-print.c: Likewise.
12979 * cfgcleanup.c: Likewise.
12980 * cfgexpand.c: Likewise.
12981 * cfghooks.c: Likewise.
12982 * cfglayout.c: Likewise.
12983 * cfgloopmanip.c: Likewise.
12984 * cgraphunit.c: Likewise.
12985 * coverage.c: Likewise.
12986 * dbxout.c: Likewise.
12987 * df-byte-scan.c: Likewise.
12988 * df-core.c: Likewise.
12989 * df-problems.c: Likewise.
12990 * df-scan.c: Likewise.
12991 * dfp.c: Likewise.
12992 * dominance.c: Likewise.
12993 * domwalk.c: Likewise.
12994 * dse.c: Likewise.
12995 * dwarf2out.c: Likewise.
12996 * emit-rtl.c: Likewise.
12997 * et-forest.c: Likewise.
12998 * function.c: Likewise.
12999 * function.h: Likewise.
13000 * gcc.c: Likewise.
13001 * gcov-io.c: Likewise.
13002 * gcov.c: Likewise.
13003 * gcse.c: Likewise.
13004 * genattrtab.c: Likewise.
13005 * ggc-page.c: Likewise.
13006 * gimplify.c: Likewise.
13007 * gthr-lynx.h: Likewise.
13008 * haifa-sched.c: Likewise.
13009 * ipa-cp.c: Likewise.
13010 * ipa-inline.c: Likewise.
13011 * ipa-prop.h: Likewise.
13012 * ipa-pure-const.c: Likewise.
13013 * ipa-struct-reorg.c: Likewise.
13014 * ipa-struct-reorg.h: Likewise.
13015 * ipa-type-escape.c: Likewise.
13016 * ipa.c: Likewise.
13017 * loop-doloop.c: Likewise.
13018 * mips-tfile.c: Likewise.
13019 * mkmap-flat.awk: Likewise.
13020 * mkmap-symver.awk: Likewise.
13021 * modulo-sched.c: Likewise.
13022 * omp-low.c: Likewise.
13023 * optabs.c: Likewise.
13024 * optabs.h: Likewise.
13025 * opts.c: Likewise.
13026 * passes.c: Likewise.
13027 * postreload-gcse.c: Likewise.
13028 * postreload.c: Likewise.
13029 * predict.c: Likewise.
13030 * pretty-print.h: Likewise.
13031 * profile.c: Likewise.
13032 * protoize.c: Likewise.
13033 * ra-conflict.c: Likewise.
13034 * real.c: Likewise.
13035 * recog.c: Likewise.
13036 * regclass.c: Likewise.
13037 * regs.h: Likewise.
13038 * reload.c: Likewise.
13039 * rtl-error.c: Likewise.
13040 * rtlanal.c: Likewise.
13041 * scan.h: Likewise.
13042 * sched-rgn.c: Likewise.
13043 * see.c: Likewise.
13044 * stmt.c: Likewise.
13045 * target.h: Likewise.
13046 * tree-dfa.c: Likewise.
13047 * tree-eh.c: Likewise.
13048 * tree-flow-inline.h: Likewise.
13049 * tree-inline.c: Likewise.
13050 * tree-into-ssa.c: Likewise.
13051 * tree-loop-distribution.c: Likewise.
13052 * tree-nested.c: Likewise.
13053 * tree-parloops.c: Likewise.
13054 * tree-pass.h: Likewise.
13055 * tree-pretty-print.c: Likewise.
13056 * tree-profile.c: Likewise.
13057 * tree-scalar-evolution.c: Likewise.
13058 * tree-sra.c: Likewise.
13059 * tree-ssa-alias-warnings.c: Likewise.
13060 * tree-ssa-ccp.c: Likewise.
13061 * tree-ssa-coalesce.c: Likewise.
13062 * tree-ssa-dom.c: Likewise.
13063 * tree-ssa-dse.c: Likewise.
13064 * tree-ssa-forwprop.c: Likewise.
13065 * tree-ssa-live.c: Likewise.
13066 * tree-ssa-live.h: Likewise.
13067 * tree-ssa-loop-im.c: Likewise.
13068 * tree-ssa-loop-ivopts.c: Likewise.
13069 * tree-ssa-loop-niter.c: Likewise.
13070 * tree-ssa-loop-prefetch.c: Likewise.
13071 * tree-ssa-phiopt.c: Likewise.
13072 * tree-ssa-phiprop.c: Likewise.
13073 * tree-ssa-sccvn.c: Likewise.
13074 * tree-ssa-ter.c: Likewise.
13075 * tree-ssa-threadupdate.c: Likewise.
13076 * tree-ssa.c: Likewise.
13077 * tree-vect-analyze.c: Likewise.
13078 * tree-vect-transform.c: Likewise.
13079 * tree-vectorizer.c: Likewise.
13080 * tree-vn.c: Likewise.
13081 * tree-vrp.c: Likewise.
13082 * tree.c: Likewise.
13083 * tree.def: Likewise.
13084 * tree.h: Likewise.
13085 * unwind-dw2-fde.c: Likewise.
13086 * unwind.inc: Likewise.
13087 * value-prof.c: Likewise.
13088 * vmsdbgout.c: Likewise.
13089
13090 2008-06-05 David Edelsohn <edelsohn@gnu.org>
13091
13092 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
13093 always place FP constants in the TOC for TARGET_POWERPC64.
13094 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
13095
13096 2008-06-05 Joseph Myers <joseph@codesourcery.com>
13097
13098 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
13099 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
13100 enable for TARGET_E500_DOUBLE.
13101 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
13102 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
13103 floating-point modes like integer modes for E500 double.
13104 (rs6000_legitimate_offset_address_p): Likewise.
13105 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
13106 addressing for DDmode for E500 double.
13107 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
13108 modes as using 64-bits of registers for E500 double.
13109 (spe_build_register_parallel): Do not handle DDmode or TDmode.
13110 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
13111 specially for E500 double.
13112 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
13113 TDmode for E500 double.
13114 (rs6000_gimplify_va_arg): Only handle SDmode in registers
13115 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
13116 (rs6000_split_multireg_move): Do not handle TDmode specially for
13117 E500 double.
13118 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
13119 using 64-bit registers for E500 double.
13120 (emit_frame_save): Do not handle DDmode specially for E500 double.
13121 (gen_frame_mem_offset): Likewise.
13122 (rs6000_function_value): Do not call spe_build_register_parallel
13123 for DDmode or TDmode.
13124 (rs6000_libcall_value): Likewise.
13125 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
13126 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
13127 for E500 double.
13128
13129 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
13130
13131 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
13132 in comments.
13133
13134 2008-06-04 Junjie Gu <jgu@tensilica.com>
13135
13136 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
13137 comparison for frame pointers.
13138
13139 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
13140
13141 PR target/27386
13142 * config/avr/avr.h (PUSH_ROUNDING): Remove.
13143
13144 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
13145
13146 PR target/30243
13147 * builtins.c (expand_builtin_signbit): Don't take lowpart when
13148 register is already smaller or equal to required mode.
13149
13150 2008-06-04 Xinliang David Li <davidxl@google.com>
13151
13152 * tree-call-cdce.c: New file.
13153 (cond_dead_built_in_calls): New static variable.
13154 (input_domain): New struct.
13155 (check_pow): New function.
13156 (check_builtin_call): Ditto.
13157 (check_target_format): Ditto.
13158 (is_call_dce_candidate): Ditto.
13159 (gen_one_condition): Ditto.
13160 (gen_conditions_for_domain): Ditto.
13161 (get_domain): Ditto.
13162 (gen_conditions_for_pow_cst_base): Ditto.
13163 (gen_conditions_for_pow_int_base): Ditto.
13164 (gen_conditions_for_pow): Ditto.
13165 (get_no_error_domain): Ditto.
13166 (gen_shrink_wrap_conditions): Ditto.
13167 (shrink_wrap_one_built_in_call): Ditto.
13168 (shink_wrap_conditional_dead_built_in_calls): Ditto.
13169 (tree_call_cdce): Ditto.
13170 (gate_call_cdce): Ditto.
13171 (pass_call_cdce): New gimple pass.
13172 * passes.c: (init_optimization_passes): New pass.
13173 * tree-pass.h: New pass declaration.
13174 * opts.c (decode_options): New flag setting.
13175 * common.opt: Add -ftree-builtin-call-dce flag.
13176 * Makefile.in: Add new source file.
13177 * tempvar.def: New tv_id.
13178 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
13179
13180 2008-06-04 Richard Guenther <rguenther@suse.de>
13181
13182 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
13183 (is_call_clobbered): Always check var_ann->call_clobbered.
13184 (mark_call_clobbered): Always set var_ann->call_clobbered.
13185 (clear_call_clobbered): Always clear var_ann->call_clobbered.
13186 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
13187 (reset_alias_info): Clear call clobbering info on MTAGs and
13188 globals as well.
13189 (set_pt_anything): Set pt_global_mem.
13190 (create_tag_raw): Adjust comment.
13191 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
13192
13193 2008-06-04 Joseph Myers <joseph@codesourcery.com>
13194 Maxim Kuvyrkov <maxim@codesourcery.com>
13195
13196 * config/m68k/m68k.opt (mxgot): New option.
13197 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
13198 (m68k_output_addr_const_extra): New.
13199 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
13200 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
13201 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
13202 * doc/invoke.texi (M680x0 Options): Document -mxgot.
13203
13204 2008-06-04 Richard Guenther <rguenther@suse.de>
13205
13206 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
13207 negative or non-representable offsets.
13208
13209 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
13210
13211 * config/i386/i386.c (ix86_gen_leave): New.
13212 (ix86_gen_pop1): Likewise.
13213 (ix86_gen_add3): Likewise.
13214 (ix86_gen_sub3): Likewise.
13215 (ix86_gen_sub3_carry): Likewise.
13216 (ix86_gen_one_cmpl2): Likewise.
13217 (ix86_gen_monitor): Likewise.
13218 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
13219 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
13220 ix86_gen_one_cmpl2 and ix86_gen_monitor.
13221 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
13222 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
13223 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
13224 (ix86_expand_epilogue): Updated.
13225 (print_operand): Handle integer register operand for 'z'.
13226 (ix86_expand_strlensi_unroll_1): Likewise.
13227 (ix86_expand_strlen): Likewise.
13228 (ix86_expand_builtin): Likewise.
13229 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
13230 mov{q}/mov{l} and add{q}/add{l}.
13231
13232 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13233
13234 * config/i386/i386.md (P): New mode iterator.
13235 (SFmode push_operand splitter): Macroize DImode and SImode pushes
13236 using P mode iterator.
13237 (DFmode push_operand splitter): Ditto.
13238 (XFmode push_operand splitter): Ditto.
13239 (DFmode float_extend SFmode push_operand splitter): Ditto.
13240 (XFmode float_extend SFmode push_operand splitter): Do not generate
13241 SImode pushes for 64bit target. Macroize Dimode and SImode
13242 pushes using P mode iterator.
13243 (XFmode float_extend DFmode push_operand splitter): Ditto.
13244
13245 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13246
13247 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
13248 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
13249 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
13250 return type to int.
13251 (ix86_call_abi_override): Remove check for call_used_regs.
13252
13253 2008-06-03 Richard Guenther <rguenther@suse.de>
13254
13255 * tree-ssa-structalias.c (find_func_aliases): Add constraints
13256 for the lhs of calls if the return type contains pointers.
13257
13258 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13259
13260 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
13261 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
13262 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
13263 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
13264 of cfun and DEFAULT_ABI to deceide abi mode.
13265 (DEFAULT_ABI): New.
13266 (REG_PARM_STACK_SPACE): Removed.
13267 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
13268 (STACK_BOUNDARY): Use default target to deceide stack boundary.
13269 * config/i386/i386-protos.h (ix86_cfun_abi): New.
13270 (ix86_function_abi): Likewise.
13271 (ix86_function_type_abi): Likewise.
13272 (ix86_call_abi_override): Likewise.
13273 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
13274 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
13275 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
13276 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
13277 specific defines.
13278 (X86_64_REGPARM_MAX): New.
13279 (X86_64_SSE_REGPARM_MAX): New.
13280 (X64_REGPARM_MAX): New.
13281 (X64_SSE_REGPARM_MAX): New.
13282 (X86_32_REGPARM_MAX): New.
13283 (X86_32_SSE_REGPARM_MAX): New.
13284 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
13285 (ix86_function_regparm): Handle user calling abi.
13286 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
13287 by DEFAULT_ABI versus SYSV_ABI check.
13288 (ix86_reg_parm_stack_space): New.
13289 (ix86_function_type_abi): New.
13290 (ix86_call_abi_override): New.
13291 (ix86_function_abi): New.
13292 (ix86_cfun_abi): New.
13293 (init_cumulative_args): Call abi specific initialization.
13294 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
13295 (function_arg_64): Extend SSE_REGPARM_MAX check.
13296 (function_arg (): Remove TARGET_64BIT_MS_ABI.
13297 (ix86_pass_by_reference): Likewise.
13298 (ix86_function_value_regno_p): Likewise.
13299 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
13300 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
13301 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
13302 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
13303 (setup_incoming_varargs_64): Adjust regparm for call abi.
13304 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
13305 (ix86_va_start): Likewise.
13306 (ix86_gimplify_va_arg): Likewise.
13307 (ix86_expand_prologue): Likewise.
13308 (output_pic_addr_const): Likewise.
13309 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
13310 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
13311 (x86_output_mi_thunk): Likewise.
13312 (x86_function_profiler): Likewise.
13313 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
13314 (SYSV_ABI, MS_ABI): New constants.
13315 (DEFAULT_ABI): New.
13316 (init_regs): Add prototype of function in regclass.c file.
13317 (OVERRIDE_ABI_FORMAT): New.
13318 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
13319 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
13320 (OUTGOING_REG_PARM_STACK_SPACE): New.
13321 (ix86_reg_parm_stack_space): New prototype.
13322 (CUMULATIVE_ARGS): Add call_abi member.
13323 (machine_function): Add call_abi member.
13324 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
13325 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
13326
13327 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
13328
13329 PR target/34879
13330 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
13331 (avr_builtin_setjmp_frame_value): New function.
13332 * config/avr/avr.md (nonlocal_goto_receiver): Define.
13333 (nonlocal_goto): Define.
13334
13335 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
13336
13337 * config/mips/mips.c (mips_emit_loadgp): Return early if
13338 there is nothing do to, otherwise emit a blockage if
13339 !TARGET_EXPLICIT_RELOCS || crtl->profile.
13340 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
13341
13342 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13343
13344 * configure.ac: Drop unneeded backslash ending up in config.in.
13345 * acinclude.m4: Likewise.
13346 * config.in: Regenerate.
13347
13348 2008-05-26 Jan Hubicka <jh@suse.cz>
13349
13350 * predict.c (maybe_hot_frequency_p): Break out of...
13351 (maybe_hot_bb_p): ... here.
13352 (maybe_hot_edge_p): New.
13353 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
13354 * basic-block.h (maybe_hot_edge_p): Declare.
13355
13356 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13357
13358 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
13359 (*cmpfp_<mode>_cc): Ditto.
13360 (*fp_jcc_8<mode>_387): Ditto.
13361 (*fop_<MODEF:mode>_2_i387): Ditto.
13362 (*fop_<MODEF:mode>_3_i387): Ditto.
13363 (*fop_xf_2_i387): Ditto.
13364 (*fop_xf_3_i387): Ditto.
13365
13366 2008-06-02 Tomas Bily <tbily@suse.cz>
13367
13368 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
13369
13370 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13371
13372 * config/mips/mips.c (mips_valid_offset_p): New function.
13373 (mips_valid_lo_sum_p): Likewise.
13374 (mips_classify_address): Use them.
13375 (mips_force_address): New function.
13376 (mips_legitimize_address): Use it.
13377 * config/mips/mips.md (MOVE128): New mode iterator.
13378 (movtf): Require TARGET_64BIT. Remove empty strings.
13379 (*movtf_internal): Rename to...
13380 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
13381 of "R" and use {,fp}{load,store} attributes instead of "multi".
13382 Use a separate define_split.
13383 (*movtf_mips16): New pattern.
13384
13385 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13386
13387 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
13388 * config/mips/mips.c (mips_expand_before_return): New function.
13389 (mips_expand_epilogue): Call it.
13390 * config/mips/mips.md (return): Turn into a define_expand.
13391 (*return): New insn.
13392
13393 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13394
13395 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
13396 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
13397 functions. Do not emit uses and clobbers of CONCATs; individually
13398 use and clobber their operands.
13399 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
13400 gen_clobber, emit_use and gen_use.
13401 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
13402 (expand_builtin_return): Likewise.
13403 * cfgbuild.c (count_basic_blocks): Likewise.
13404 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
13405 * explow.c (emit_stack_restore): Likewise.
13406 * expmed.c (extract_bit_field_1): Likewise.
13407 * expr.c (convert_move, emit_move_complex_parts): Likewise.
13408 (emit_move_multi_word, store_constructor): Likewise.
13409 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
13410 (thread_prologue_and_epilogue_insns): Likewise.
13411 * lower-subreg.c (resolve_simple_move): Likewise.
13412 * optabs.c (widen_operand, expand_binop): Likewise.
13413 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
13414 * reload.c (find_reloads): Likewise.
13415 * reload1.c (eliminate_regs_in_insn): Likewise.
13416 * stmt.c (expand_nl_goto_receiver): Likewise.
13417 * config/alpha/alpha.md (builtin_longjmp): Likewise.
13418 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
13419 * config/arm/arm.c (arm_load_pic_register): Likewise.
13420 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
13421 * config/arm/arm.md (untyped_return): Likewise.
13422 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
13423 * config/avr/avr.c (expand_prologue): Likewise.
13424 * config/bfin/bfin.c (do_unlink): Likewise.
13425 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
13426 * config/cris/cris.c (cris_expand_prologue): Likewise.
13427 * config/darwin.c (machopic_indirect_data_reference): Likewise.
13428 (machopic_legitimize_pic_address): Likewise.
13429 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
13430 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
13431 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
13432 (ix86_expand_convert_uns_didf_sse): Likewise.
13433 (ix86_expand_vector_init_general): Likewise.
13434 * config/ia64/ia64.md (eh_epilogue): Likewise.
13435 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
13436 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
13437 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
13438 (config/iq2000/iq2000.c): Likewise.
13439 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
13440 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
13441 (builtin_longjmp): Likewise.
13442 * config/mn10300/mn10300.md (call, call_value): Likewise.
13443 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
13444 * config/pdp11/pdp11.md (abshi2): Likewise.
13445 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
13446 * config/s390/s390.c (s390_emit_prologue): Likewise.
13447 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
13448 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
13449 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
13450 * config/sh/sh.c (prepare_move_operands): Likewise.
13451 (output_stack_adjust, sh_expand_epilogue): Likewise.
13452 (sh_set_return_address, sh_expand_t_scc): Likewise.
13453 * config/sparc/sparc.c (load_pic_register): Likewise.
13454 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
13455 * config/spu/spu.c (spu_expand_epilogue): Likewise.
13456 * config/v850/v850.c (expand_epilogue): Likewise.
13457
13458 2008-05-31 Anatoly Sokolov <aesok@post.ru>
13459
13460 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
13461 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
13462 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
13463 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
13464 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
13465 stack pointer register.
13466 (output_movhi): Remove code for interrupt specific writing to the
13467 stack pointer register.
13468
13469 2008-05-31 Richard Guenther <rguenther@suse.de>
13470
13471 PR tree-optimization/34244
13472 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
13473 (tree_expr_nonzero_warnv_p): Likewise.
13474 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
13475 ssa_name_nonnegative_p.
13476 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
13477 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
13478 not tree_expr_nonzero_warnv_p.
13479
13480 PR tree-optimization/36262
13481 Revert
13482 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
13483
13484 PR tree-optimization/34244
13485 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
13486 (record_numbers_of_iterations): New function.
13487 (execute_vrp): Cache the numbers of iterations of loops.
13488 * tree-scalar-evolution.c (scev_reset_except_niters):
13489 New function.
13490 (scev_reset): Use scev_reset_except_niters.
13491 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
13492
13493 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
13494
13495 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
13496 __WORKAROUND_RETS when appropriate.
13497
13498 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13499
13500 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
13501 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
13502 mode iterator.
13503 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
13504 *fop_df_comm_sse insn patterns using MODEF mode iterator.
13505 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
13506 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
13507 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
13508 *fop_df_1_mixed insn patterns using MODEF mode iterator.
13509 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
13510 *fop_df_1_sse insn patterns using MODEF mode iterator.
13511 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
13512 *fop_df_1_i387 insn patterns using MODEF mode iterator.
13513 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
13514 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
13515 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
13516 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
13517 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
13518 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
13519 (*fop_xf_4_i387): Use <MODE> for mode attribute.
13520 (*fop_xf_5_i387): Ditto.
13521 (*fop_xf_6_i387): Ditto.
13522
13523 2008-05-30 Richard Guenther <rguenther@suse.de>
13524
13525 * builtins.c (build_string_literal): Avoid generating
13526 a non-gimple_val result.
13527
13528 2008-05-30 DJ Delorie <dj@redhat.com>
13529
13530 * exec-tool.in: Use an environment variable (private) instead of a
13531 file (shared) as a semaphore, so as to not break parallel builds.
13532
13533 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13534
13535 * optabs.c (maybe_encapsulate_block): Remove.
13536 (emit_libcall_block): Adjust accordingly.
13537 * optabs.h (maybe_encapsulate_block): Remove prototype.
13538
13539 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
13540 Don't use maybe_encapsulate_block.
13541
13542 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13543
13544 * config/rs6000/rs6000.c (rs6000_legitimize_address,
13545 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
13546 rtx is a SYMBOL_REF before calling get_pool_constant.
13547
13548 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
13549
13550 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
13551
13552 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
13553
13554 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
13555 rather than OS names to choose INO_T_EQ definition.
13556 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
13557 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
13558
13559 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
13560
13561 PR target/36348
13562 * config/darwin-f.c: New.
13563 * config/t-darwin: Added rule to build darwin-f.o.
13564 * config.gcc: Defined new variable, fortran_target_objs.
13565 (*-*-darwin*): Set fortran_target_objs.
13566 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
13567 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
13568 * configure: Regenerated.
13569
13570 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
13571
13572 PR target/35771
13573 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
13574 canonical type if needed.
13575
13576 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
13577
13578 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
13579
13580 2008-05-29 Richard Guenther <rguenther@suse.de>
13581
13582 PR tree-optimization/36343
13583 PR tree-optimization/36346
13584 PR tree-optimization/36347
13585 * tree-flow.h (clobber_what_p_points_to): Declare.
13586 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
13587 pointed-to variable is dereferenced is irrelevant to whether
13588 the pointer can access the pointed-to variable.
13589 (clobber_what_p_points_to): New function.
13590 * tree-ssa-alias.c (set_initial_properties): Use it.
13591 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
13592 call clobber check for NMTs.
13593
13594 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13595
13596 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
13597 for printing gcov_type.
13598
13599 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13600
13601 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
13602 and the eh region information.
13603 * value-prof.c (gimple_move_stmt_histograms): New function.
13604 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
13605
13606 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
13607
13608 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
13609
13610 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13611
13612 * value-prof.c (tree_ic_transform): Print counts.
13613 * tree-profile.c (tree_gen_ic_func_profiler):
13614 Clear __gcov_indreict_call_callee variable to avoid misattribution
13615 of the profile.
13616
13617 2008-05-28 Rafael Espíndola <espindola@google.com>
13618
13619 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
13620 invalid sharing.
13621
13622 2008-05-28 Richard Guenther <rguenther@suse.de>
13623
13624 PR tree-optimization/36339
13625 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
13626 and clobbering code out of the loop.
13627
13628 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
13629
13630 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
13631 letters defined.
13632
13633 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
13634 s390_contiguous_bitmask_p, s390_symref_operand_p,
13635 s390_check_symref_alignment, s390_reload_larl_operand,
13636 s390_reload_symref_address): New functions.
13637 (s390_branch_condition_mnemonic): Support compare and branch
13638 instructions.
13639 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
13640 and 'W' constraints.
13641 (s390_secondary_reload): Add secondary reloads for unaligned
13642 symbol refs or symbol refs to floating point or QI/TI mode
13643 integer values.
13644 (legitimate_address_p): Accept symbol references as addresses.
13645 (s390_expand_insv): Use rotate and insert selected bits
13646 instruction for insv when building for z10.
13647 (print_operand_address): Handle symbol ref addresses.
13648 (print_operand): Output modifier 'c' added for signed byte values.
13649 (s390_encode_section_info): Mark symbol refs with
13650 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
13651
13652 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
13653 (length attribute): RRF, RRR have 4 byte length.
13654 (FPALL, INTALL): New mode iterators added.
13655 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
13656 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
13657 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
13658 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
13659 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
13660 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
13661 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
13662 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
13663 instructions.
13664 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
13665 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
13666 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
13667 reload<INTALL:mode><P:mode>_toreg_z10,
13668 reload<FPALL:mode><P:mode>_tomem_z10,
13669 reload<FPALL:mode><P:mode>_toreg_z10,
13670 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
13671 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
13672 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
13673 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
13674 definition.
13675 (movmem, clrmem, cmpmem): New splitters added.
13676
13677 * config/s390/predicates.md (larl_operand): Use
13678 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
13679 SYMBOL_REF_ALIGN1_P.
13680 (s390_signed_integer_comparison,
13681 s390_unsigned_integer_comparison): New predicates.
13682
13683 * config/s390/s390-protos.h (s390_check_symref_alignment,
13684 s390_contiguous_bitmask_p, s390_reload_larl_operand,
13685 s390_reload_symref_address,
13686 s390_compare_and_branch_condition_mask): Prototypes added.
13687
13688 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
13689 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
13690 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
13691
13692 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
13693
13694 * config/s390/s390.c (z10_cost): New cost function for z10.
13695 (s390_handle_arch_option, override_options): Support -march=z10 switch.
13696 (s390_issue_rate): Adjust issue rate for z10.
13697 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
13698 (processor_flags): Add PF_Z10.
13699 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
13700 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
13701 * gcc/config.gcc: Add z10.
13702
13703 2008-05-28 Richard Guenther <rguenther@suse.de>
13704
13705 PR tree-optimization/36291
13706 * tree-flow. h (struct gimple_df): Remove var_anns member.
13707 * tree-flow-inline.h (gimple_var_anns): Remove.
13708 (var_ann): Simplify.
13709 * tree-dfa.c (create_var_ann): Simplify.
13710 (remove_referenced_var): Clear alias info from var_anns of globals.
13711 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
13712 (delete_tree_ssa): Clear alias info from var_anns of globals.
13713 Do not free var_anns.
13714 (var_ann_eq): Remove.
13715 (var_ann_hash): Likewise.
13716
13717 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
13718
13719 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
13720 and loongson2f entries.
13721 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
13722 * config/mips/mips.h (processor_type): Add Loongson-2E
13723 and Loongson-2F entries.
13724 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
13725 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
13726 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
13727 * doc/invoke.texi (MIPS Options): Document loongson2e
13728 and loongson2f processor names.
13729
13730 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
13731
13732 PR target/35767
13733 PR target/35771
13734 * config/i386/i386.c (ix86_function_arg_boundary): Use
13735 alignment of canonical type.
13736 (ix86_expand_vector_move): Check unaligned memory access for
13737 all SSE modes.
13738
13739 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
13740
13741 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
13742 Moved to the front of file.
13743
13744 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
13745 H.J. Lu <hongjiu.lu@intel.com>
13746
13747 * dwarf2out.c (current_fde): New.
13748 (add_cfi): Use it.
13749 (lookup_cfa:): Likewise.
13750 (dwarf2out_end_epilogue): Likewise.
13751 (dwarf2out_note_section_used): Likewise.
13752
13753 2008-05-27 Michael Matz <matz@suse.de>
13754
13755 PR c++/27975
13756 * c.opt (Wenum-compare): New warning option.
13757 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
13758
13759 2008-05-27 Michael Matz <matz@suse.de>
13760
13761 PR middle-end/36326
13762 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
13763 non-BLKmode types.
13764 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
13765 into memory as tail calls.
13766
13767 2008-05-27 Richard Guenther <rguenther@suse.de>
13768
13769 PR tree-optimization/36339
13770 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
13771 pointers cause all addressable variables to be call clobbered.
13772
13773 2008-05-27 Richard Guenther <rguenther@suse.de>
13774
13775 PR tree-optimization/36245
13776 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
13777
13778 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13779
13780 * config/s390/s390.md: Replace all occurences of the 'm'
13781 constraint with 'RT'.
13782
13783 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13784
13785 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
13786 definitions added.
13787 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
13788 "*movdi_64".
13789 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
13790 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
13791 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
13792
13793 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13794
13795 * reload.c: (find_reloads): Skip alternatives according to the
13796 "enabled" attribute. Constify the constraint variable.
13797 * recog.c (get_attr_enabled): Add default implementation.
13798 (extract_insn): Set the alternative_enabled_p array
13799 in the recog_data struct.
13800 (preprocess_constraints, constrain_operands): Skip
13801 alternatives according to the "enabled" attribute
13802 * recog.h (struct recog_data): New field alternative_enabled_p.
13803 (skip_alternative): New inline function.
13804 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
13805 (record_reg_classes): Skip alternative according to the
13806 "enabled" attribute.
13807
13808 * doc/md.texi: Add documention for the "enabled" attribute.
13809
13810 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13811
13812 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
13813 * postreload.c (reload_cse_simplify_operands): Replace 'm'
13814 constraint with TARGET_MEM_CONSTRAINT.
13815 * recog.c (asm_operand_ok, preprocess_constraints,
13816 constrain_operands): Likewise.
13817 * regclass.c (record_reg_classes): Likewise.
13818 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
13819 * reload1.c (maybe_fix_stack_asms): Likewise.
13820 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
13821 * recog.h: Adjust comment.
13822 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
13823 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
13824 * doc/md.texi: Add a note to description of 'm' constraint.
13825 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
13826
13827 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
13828
13829 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
13830 that the bitfield is of integral type before testing its precision.
13831
13832 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13833 Sa Liu <saliu@de.ibm.com>
13834
13835 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
13836 __modti3, __udivti3, __umodti3 and __udivmodti4.
13837 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
13838 that implement TImode mul and div functions.
13839 * config/spu/multi3.c: New. Implement __multi3.
13840 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
13841 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
13842 functions on SPU.
13843
13844 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
13845
13846 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
13847 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
13848 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
13849 tls_sysv_suffix): New mode and mode attribute iterators.
13850 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
13851 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
13852 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
13853 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
13854 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
13855 iterators.
13856
13857 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
13858
13859 PR tree-optimization/36329
13860 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
13861 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
13862 * cgraphbuild.c (initialize_inline_failed): Use the latter
13863 macro in lieu of the former.
13864 * ipa-inline.c (cgraph_mark_inline): Likewise.
13865 (cgraph_decide_inlining_of_small_function): Likewise.
13866 (cgraph_decide_inlining): Likewise.
13867 (cgraph_decide_inlining_incrementally): Likewise.
13868
13869 2008-05-26 Tristan Gingold <gingold@adacore.com>
13870 Anatoly Sokolov <aesok@post.ru>
13871
13872 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
13873 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
13874 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
13875 optimization for 'avr6' architecture.
13876
13877 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
13878
13879 PR target/34932
13880 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
13881
13882 2008-05-26 Richard Guenther <rguenther@suse.de>
13883
13884 * tree-ssa-sccvn.c (expr_has_constants): Declare.
13885 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
13886
13887 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
13888
13889 PR middle-end/36253
13890 * caller-save.c (insert_restore): Verify alignment of spill space.
13891 (insert_save): Likewise.
13892 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
13893 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
13894 (STACK_SLOT_ALIGNMENT): Likewise.
13895 * function.c (LOCAL_ALIGNMENT): Removed.
13896 (get_stack_local_alignment): New.
13897 (assign_stack_local): Use it. Set alignment on stack slot.
13898 (assign_stack_temp_for_type): Use get_stack_local_alignment.
13899 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
13900 (STACK_SLOT_ALIGNMENT): New.
13901 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
13902 stack slot in XFmode.
13903
13904 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
13905
13906 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
13907
13908 PR/36321
13909 * config/i386/i386.md (allocate_stack_worker_64): Make sure
13910 argument operand in rax isn't removed.
13911
13912 2008-05-26 Richard Guenther <rguenther@suse.de>
13913
13914 PR middle-end/36300
13915 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
13916 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
13917
13918 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13919
13920 PR bootstrap/36331
13921 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
13922
13923 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
13924
13925 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
13926 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
13927
13928 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13929
13930 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
13931 build a trampoline if we don't want one.
13932 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
13933 return zero for nested functions if we don't want a trampoline.
13934
13935 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13936
13937 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
13938
13939 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13940
13941 PR fortran/18428
13942 * c.opt: Removed undocumented option '-lang-fortran'.
13943 * c-common.h: Removed global variable 'lang_fortran'.
13944 * c-opts.c (c_common_handle_option): Removed code to handle
13945 option '-lang-fortran'. Updated includes.
13946 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
13947 definition of '__GFORTRAN__'.
13948 (define__GNUC__): Reimplemented to use BASEVER and
13949 cpp_define_formatted.
13950 (builtin_define_with_value_n): Removed.
13951 * c-incpath.h: Renamed to ...
13952 * incpath.h: ... this.
13953 * c-incpath.c: Renamed to ...
13954 * incpath.c: ... this. Updated includes.
13955 * fix-header.c: Updated includes.
13956 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
13957 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
13958 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
13959
13960 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13961
13962 * tree.h: Update the table of flags used on tree nodes.
13963 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
13964 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
13965 (FORCED_LABEL): Add access check.
13966 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
13967 (ASM_INPUT_P): Likewise.
13968 (ASM_VOLATILE_P): Likewise.
13969 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
13970 (OMP_SECTION_LAST): Access private_flag directly.
13971 (OMP_RETURN_NOWAIT): Likewise.
13972 (OMP_PARALLEL_COMBINED): Likewise.
13973 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
13974 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
13975 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
13976 deprecated_flag directly.
13977
13978 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
13979
13980 * final.c (frame_pointer_needed): Removed.
13981 * flags.h (frame_pointer_needed): Likewise.
13982
13983 * function.h (rtl_data): Add frame_pointer_needed.
13984 (frame_pointer_needed): New.
13985
13986 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
13987
13988 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
13989
13990 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
13991
13992 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
13993 SRC is a REG.
13994
13995 2008-05-25 Alan Modra <amodra@bigpond.net.au>
13996
13997 * c-common.c (strip_array_types): Move function to..
13998 * tree.c: ..here.
13999 (get_inner_array_type): Delete.
14000 * c-common.h (strip_array_types): Move declaration to..
14001 * tree.h: ..here.
14002 (get_inner_array_type): Delete.
14003 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
14004 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
14005 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
14006 * config/pa/pa.c (emit_move_sequence): Likewise.
14007
14008 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
14009
14010 * config/i386/i386.md (*sse_prologue_save_insn): Set length
14011 attribute to 34.
14012
14013 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
14014
14015 * function.c: Include target hook for nonlocal_goto frame value.
14016
14017 2008-05-24 Richard Guenther <rguenther@suse.de>
14018
14019 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
14020 variable can be only accessed through a pointer or a union.
14021
14022 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14023
14024 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
14025 * doc/extend.texi: Likewise.
14026
14027 2008-05-23 DJ Delorie <dj@redhat.com>
14028
14029 * config/m32c/jump.md (untyped_call): Add.
14030
14031 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
14032 for A24 to PSImode.
14033 (m32c_address_cost): Detail costs for indirect offsets.
14034
14035 2008-05-23 Rafael Espíndola <espindola@google.com>
14036
14037 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
14038 if a node is a SUBREG.
14039 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
14040 is a SUBREG.
14041
14042 2008-05-23 Paul Brook <paul@codesourcery.com>
14043 Carlos O'Donell <carlos@codesourcery.com>
14044
14045 * doc/extend.texi: Clarify use of __attribute__((naked)).
14046 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
14047 * target.h (gcc_target): Add allocate_stack_slots_for_args.
14048 * function.c (use_register_for_decl): Use
14049 targetm.calls.allocate_stack_slots_for_args.
14050 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
14051 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
14052 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
14053
14054 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
14055
14056 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
14057
14058 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
14059
14060 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
14061 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
14062 is only rounded once.
14063
14064 2008-05-23 Richard Guenther <rguenther@suse.de>
14065
14066 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
14067
14068 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
14069 Jakub Jelinek <jakub@redhat.com>
14070
14071 PR target/36079
14072 * configure.ac: Handle --enable-cld.
14073 * configure: Regenerated.
14074 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
14075 * config/i386/i386.h (struct machine_function): Add needs_cld field.
14076 (ix86_current_function_needs_cld): New define.
14077 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
14078 (cld): New isns pattern.
14079 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
14080 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
14081 * config/i386/i386.opt (mcld): New option.
14082 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
14083 TARGET_CLD and ix86_current_function_needs_cld.
14084 (override_options): Use -mcld by default for 32-bit code if
14085 USE_IX86_CLD.
14086
14087 * doc/install.texi (Options specification): Document --enable-cld.
14088 * doc/invoke.texi (Machine Dependent Options)
14089 [i386 and x86-64 Options]: Add -mcld option.
14090 (Intel 386 and AMD x86-64 Options): Document -mcld option.
14091
14092 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
14093 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
14094 (return_in_memory_64): Likewise.
14095 (return_in_memory_ms_64): Likewise.
14096
14097 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14098
14099 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
14100 * builtins.c (fold_builtin_fpclassify): New.
14101 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
14102 * builtins.def (BUILT_IN_FPCLASSIFY): New.
14103 * c-common.c (handle_type_generic_attribute): Adjust to accept
14104 fixed arguments before an elipsis.
14105 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
14106 * doc/extend.texi: Document __builtin_fpclassify.
14107
14108 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
14109
14110 * omp-low.c (gate_expand_omp_ssa): Remove.
14111 (pass_expand_omp_ssa): Remove.
14112 (gate_expand_omp): Do not check for flag_openmp_ssa.
14113 * common.opt (-fopenmp-ssa): Remove.
14114 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
14115
14116 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
14117
14118 * config/sh/sh.opt (mfixed-range): New option.
14119 * config/sh/sh-protos.h (sh_fix_range): Declare.
14120 * config/sh/sh.c (sh_fix_range): New function.
14121 * config/sh/sh.h (sh_fixed_range_str): Declare.
14122 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
14123 is not empty.
14124 * doc/invoke.texi (SH Options): Document -mfixed-range.
14125
14126 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
14127
14128 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
14129 it before the redeclaration.
14130
14131 2008-05-22 Anatoly Sokolov <aesok@post.ru>
14132
14133 * config/avr/avr.c (get_sequence_length): Add new function.
14134 (expand_prologue, expand_epilogue): Remove duplicate code.
14135
14136 2008-05-22 Rafael Espíndola <espindola@google.com>
14137
14138 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
14139 sharing.
14140
14141 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
14142
14143 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
14144 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
14145
14146 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
14147 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
14148 (vect_update_misalignment_for_peel): Likewise.
14149 (vector_alignment_reachable_p): Likewise.
14150 * tree-vect-transform.c (vectorizable_load): Likewise.
14151 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
14152 (get_vectype_for_scalar_type): Pass mode of scalar_type
14153 to UNITS_PER_SIMD_WORD.
14154
14155 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
14156 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
14157 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
14158 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
14159 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
14160
14161 2008-05-22 Ira Rosen <irar@il.ibm.com>
14162
14163 PR tree-optimization/36293
14164 * tree-vect-transform.c (vect_transform_strided_load): Don't check
14165 if the first load must be skipped because of a gap.
14166
14167 2008-05-22 Richard Guenther <rguenther@suse.de>
14168
14169 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
14170 more cases of offset disambiguation that is possible if
14171 strict-aliasing rules apply.
14172 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
14173 for basic offset and type-based disambiguation.
14174
14175 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14176
14177 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
14178 ix86_expand_vector_set on V16QImode for SSE4.1.
14179
14180 2008-05-21 Tom Tromey <tromey@redhat.com>
14181
14182 * c.opt (Wimport): Mark as undocumented.
14183 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
14184 -Wno-import.
14185 (Warning Options): Likewise.
14186 * doc/cppopts.texi: Don't mention -Wimport.
14187
14188 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
14189
14190 PR tree-optimization/36287
14191 PR tree-optimization/36286
14192 * lambda-code.c (build_access_matrix): Do not use the loop->num
14193 for computing the number of induction variables: use the loop depth
14194 instead.
14195
14196 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
14197
14198 PR/36280
14199 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
14200 option -f(no-)leading-underscore.
14201
14202 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14203
14204 * config/i386/i386.c (ix86_expand_vector_init_general): Use
14205 GET_MODE_NUNITS (mode).
14206
14207 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
14208
14209 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
14210 (-mmulhw): Add 464 to description.
14211 (-mdlmzb): Likewise.
14212 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
14213 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
14214 464fp entries.
14215 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
14216 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
14217 * config/rs6000/rs6000.md: Update comments for 464.
14218
14219 2008-05-21 Janis Johnson <janis187@us.ibm.com>
14220
14221 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
14222
14223 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14224
14225 * config/i386/sse.md (vec_extractv4sf): Removed.
14226 (vec_extractv2df): Likewise.
14227 (vec_extractv2di): Likewise.
14228 (vec_extractv4si): Likewise.
14229 (vec_extractv8hi): Likewise.
14230 (vec_extractv16qi): Likewise.
14231 (vec_extract<mode>): New.
14232
14233 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14234
14235 * config/i386/sse.md (vec_setv4sf): Removed.
14236 (vec_setv2df): Likewise.
14237 (vec_setv2di): Likewise.
14238 (vec_setv4si): Likewise.
14239 (vec_setv8hi): Likewise.
14240 (vec_setv16qi): Likewise.
14241 (vec_set<mode>): New.
14242
14243 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14244
14245 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
14246 goto for vec_concat and vec_interleave.
14247
14248 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14249
14250 * config/i386/sse.md (vec_initv4sf): Removed.
14251 (vec_initv2df): Likewise.
14252 (vec_initv2di): Likewise.
14253 (vec_initv4si): Likewise.
14254 (vec_initv8hi): Likewise.
14255 (vec_initv16qi): Likewise.
14256 (vec_init<mode>): New.
14257
14258 2008-05-21 Joseph Myers <joseph@codesourcery.com>
14259
14260 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
14261
14262 2008-05-21 Tom Tromey <tromey@redhat.com>
14263
14264 * ggc-zone.c (lookup_page_table_if_allocated): New function.
14265 (zone_find_object_offset): Likewise.
14266 (gt_ggc_m_S): Likewise.
14267 (highest_bit): Likewise.
14268 * ggc-page.c (gt_ggc_m_S): New function.
14269 * stringpool.c (string_stack): Remove.
14270 (init_stringpool): Update.
14271 (ggc_alloc_string): Use ggc_alloc.
14272 (maybe_delete_ident): New function.
14273 (ggc_purge_stringpool): Likewise.
14274 (gt_ggc_m_S): Remove.
14275 * ggc-common.c (ggc_protect_identifiers): New global.
14276 (ggc_mark_roots): Call ggc_purge_stringpool. Use
14277 ggc_protect_identifiers.
14278 * ggc.h (ggc_protect_identifiers): Declare.
14279 (gt_ggc_m_S): Update.
14280 (ggc_purge_stringpool): Declare.
14281 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
14282 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
14283 special case.
14284 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
14285
14286 2008-05-21 David S. Miller <davem@davemloft.net>
14287
14288 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
14289 tmake_file.
14290
14291 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
14292
14293 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
14294 once finished.
14295
14296 2008-05-20 David Daney <ddaney@avtrex.com>
14297
14298 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
14299 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
14300 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14301 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14302 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
14303 (atomic_hiqi_op): New define_code_iterator.
14304 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
14305 mips_expand_compare_and_swap_12.
14306 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
14307 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
14308 (sync_<optab><mode>, sync_old_<optab><mode>,
14309 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
14310 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
14311 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
14312 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
14313 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
14314 (test_and_set_12): New insn.
14315 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
14316 sync_new_<optab><mode>, sync_old_nand<mode>,
14317 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
14318 clobber to operand 0 for SI and DI mode insns.
14319 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
14320 mips_gen_fn_4): New typedefs.
14321 (mips_gen_fn_ptrs): Define new union type.
14322 (mips_expand_compare_and_swap_12): Remove declaration.
14323 (mips_expand_atomic_qihi): Declare function.
14324 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
14325 (mips_expand_atomic_qihi): ... this. Use new generator function
14326 parameter.
14327 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
14328 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
14329 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
14330 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
14331 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
14332 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
14333 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
14334 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
14335 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
14336 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
14337 New macros.
14338
14339 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
14340
14341 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
14342 the missing break.
14343
14344 2008-05-20 Anatoly Sokolov <aesok@post.ru>
14345
14346 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
14347 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
14348 (avr_attribute_table): Add 'OS_main' function attribute.
14349 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
14350 functions with 'OS_main' attribute.
14351
14352 2008-05-20 Richard Guenther <rguenther@suse.de>
14353
14354 PR tree-optimization/35204
14355 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
14356 helper, split out from ...
14357 (DFS): ... here. Make the DFS walk non-recursive.
14358
14359 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
14360 Jan Sjodin <jan.sjodin@amd.com>
14361
14362 PR tree-optimization/36181
14363 * tree-parloops.c (loop_has_vector_phi_nodes): New.
14364 (parallelize_loops): Don't parallelize when the loop has vector
14365 phi nodes.
14366
14367 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14368 Sebastian Pop <sebastian.pop@amd.com>
14369
14370 * tree-loop-linear.c (gather_interchange_stats): Look in the access
14371 matrix, and never look at the tree representation of the memory
14372 accesses.
14373 (linear_transform_loops): Computes parameters and access matrices.
14374 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
14375 when fails.
14376 (access_matrix_get_index_for_parameter): New.
14377 * tree-data-ref.h (struct access_matrix): New.
14378 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
14379 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
14380 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
14381 am_vector_index_for_loop): New.
14382 (struct data_reference): Add field access_matrix.
14383 (DR_ACCESS_MATRIX): New.
14384 (compute_data_dependences_for_loop): Update declaration.
14385 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
14386 * lambda.h (lambda_vector_vec_p): Declared.
14387 * lambda-code.c: Depend on pointer-set.h.
14388 (lambda_collect_parameters_from_af, lambda_collect_parameters,
14389 av_for_af_base, av_for_af, build_access_matrix,
14390 lambda_compute_access_matrices): New.
14391 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
14392
14393 2008-05-20 Joseph Myers <joseph@codesourcery.com>
14394
14395 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
14396 $SOURCEDIR/include.
14397
14398 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14399 Sebastian Pop <sebastian.pop@amd.com>
14400
14401 PR tree-optimization/36206
14402 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
14403 FOLD_CONVERSIONS.
14404 (instantiate_scev_1): Rename flags to fold_conversions.
14405 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
14406 outeside instantiation_loop.
14407 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
14408 (evolution_function_is_affine_or_constant_p): Removed.
14409 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
14410 instantiate_scev.
14411 (analyze_siv_subscript): Pass in the loop nest number.
14412 Call evolution_function_is_affine_in_loop instead of
14413 evolution_function_is_affine_p.
14414 (analyze_overlapping_iterations): Pass in the loop nest number.
14415
14416 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14417 Sebastian Pop <sebastian.pop@amd.com>
14418
14419 PR tree-optimization/36206
14420 * tree-chrec.h (chrec_fold_op): New.
14421 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
14422 and other trees.
14423
14424 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
14425
14426 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
14427 (DIRS_EQ): New.
14428 (remove_duplicates): Do not set inode on non-inode systems.
14429 Use DIRS_EQ.
14430
14431 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
14432
14433 * config.gcc (tm_file): Update comments about relative pathnames.
14434
14435 2008-05-20 Richard Guenther <rguenther@suse.de>
14436
14437 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
14438 * tree-ssa-sccvn.c (process_scc): Likewise.
14439 * tree-ssa-sink.c (execute_sink_code): Likewise.
14440 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
14441 * tree-vrp.c (process_assert_insertions): Likewise.
14442 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
14443 (perform_tree_ssa_dce): Likewise.
14444 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
14445 (dump_dominator_optimization_stats): Likewise.
14446 * tree-vectorizer.c (vectorize_loops): Likewise.
14447
14448 2008-05-20 Richard Guenther <rguenther@suse.de>
14449
14450 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
14451
14452 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
14453
14454 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
14455 (ix86_i386elf_return_in_memory): Likewise.
14456 (ix86_i386interix_return_in_memory): Likewise.
14457 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
14458 (SUBTARGET_RETURN_IN_MEMORY): New.
14459 * config/i386/i386elf.h: Likewise.
14460 * config/i386/ptx4-i.h: Likewise.
14461 * config/i386/sol2-10.h: Likewise.
14462 * config/i386/sysv4.h: Likewise.
14463 * config/i386/vx-common.h: Likewise.
14464 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
14465 * config/i386/i386.c (ix86_return_in_memory): Made static and
14466 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
14467 (ix86_i386elf_return_in_memory): Removed.
14468 (ix86_i386interix_return_in_memory): Removed.
14469 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
14470 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
14471
14472 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
14473
14474 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
14475
14476 2008-05-19 Xinliang David Li <davidxl@google.com>
14477
14478 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
14479 * opts.c: Ditto.
14480 * common.opt: Ditto.
14481 * doc/invoke.texi: Ditto.
14482
14483 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
14484
14485 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
14486 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
14487
14488 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14489
14490 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
14491 sizes of operand array from 8/4 to 4/2.
14492 (ix86_expand_vector_init_general): Change size of operand array
14493 from 32 to 16. Remove op0, op1 and half_mode.
14494
14495 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14496
14497 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
14498 (ix86_expand_vector_init_interleave): Likewise.
14499 (ix86_expand_vector_init_general): Use them. Assert
14500 word_mode == SImode when n_words == 4.
14501
14502 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
14503
14504 * config/i386/i386.c (ix86_secondary_reload): New static function.
14505 (TARGET_SECONDARY_RELOAD): New define.
14506 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
14507 * config/i386/i386.md (reload_outqi): Remove.
14508
14509 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14510
14511 PR middle-end/35509
14512 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
14513 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
14514 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
14515 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
14516 (fold_builtin_1): Likewise.
14517 * builtins.def (BUILT_IN_ISINF_SIGN): New.
14518 c-common.c (check_builtin_function_arguments): Handle
14519 BUILT_IN_ISINF_SIGN.
14520 * doc/extend.texi: Document __builtin_isinf_sign.
14521 * fold-const.c (operand_equal_p): Handle COND_EXPR.
14522
14523 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
14524
14525 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
14526 EH cleanup at the end of the pass, search for those that have been
14527 turned into forwarder blocks and do the cleanup on their successor.
14528
14529 2008-05-18 Richard Guenther <rguenther@suse.de>
14530
14531 * tree-cfg.c (verify_gimple_expr): Allow conversions from
14532 pointers to sizetype and vice versa.
14533
14534 2008-05-18 Xinliang David Li <davidxl@google.com>
14535
14536 * gcc/tree-ssa-dce.c: Coding style fix.
14537 (check_pow): Documentation comment.
14538 (check_log): Documenation comment. Coding style fix.
14539 (is_unnecessary_except_errno_call): Ditto.
14540 (gen_conditions_for_pow): Ditto.
14541 (gen_conditions_for_log): Ditto.
14542 (gen_shrink_wrap_conditions): Ditto.
14543 (shrink_wrap_one_built_in_calls): Ditto.
14544 * gcc/doc/invoke.texi: Better documentation string.
14545 * ChangeLog: Fix wrong change log entries from
14546 May 17 checkin on function call DCE.
14547
14548 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
14549
14550 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
14551
14552 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
14553
14554 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
14555 * df-problems.c (simulation routines): Fixed block comment to
14556 properly say how to add forwards scanning functions.
14557
14558 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
14559
14560 * tree-inline.c (setup_one_parameter): Remove dead code.
14561
14562 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
14563
14564 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
14565 a BIT_AND_EXPR only for an INTEGER_TYPE.
14566
14567 2008-05-17 Xinliang David Li <davidxl@google.com>
14568
14569 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
14570 (check_pow, check_log, is_unnecessary_except_errno_call): New
14571 functions to check for eliminating math functions that are pure
14572 except for setting errno.
14573 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
14574 general condition expressions for shrink-wrapping pow/log calls.
14575 (gen_shrink_wrap_conditions): Ditto.
14576 (shrink_wrap_one_built_in_call): Ditto.
14577 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
14578 (mark_operand_necessary): If debugging, output if OP is necessary.
14579 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
14580 unnecessary.
14581 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
14582 opt level >= 2.
14583 * gcc/common.opt: New user flag -ftree-builtin-dce.
14584 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
14585
14586 2008-05-16 David S. Miller <davem@davemloft.net>
14587
14588 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
14589 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
14590
14591 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
14592
14593 PR target/36246
14594 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
14595
14596 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14597
14598 * ifcvt.c (dead_or_predicable): Rename
14599 df_simulate_one_insn_backwards to df_simulate_one_insn.
14600 * recog.c (peephole2_optimize): Ditto.
14601 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
14602 Ditto.
14603 * df.h: Rename df_simulate_one_insn_backwards to
14604 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
14605 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
14606 scanning of defs and uses.
14607 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
14608 (df_simulate_one_insn_forwards): Removed.
14609
14610 2008-05-16 Doug Kwan <dougkwan@google.com>
14611
14612 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
14613 QNaN & SNaN.
14614 (real_from_string): Handle NaNs and Inf as approriate.
14615
14616 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
14617
14618 * doc/gty.texi (Source Files Containing Type Information): Note
14619 that headers should appear first in the gtfiles list.
14620
14621 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14622
14623 * tree.def (COND_EXEC): Properly documented this code.
14624
14625 2008-05-16 Diego Novillo <dnovillo@google.com>
14626
14627 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
14628 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
14629 the new field.
14630
14631 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14632
14633 * tree-ssa-dse (max_stmt_uid): Removed.
14634 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
14635 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
14636 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
14637 * function.h (cfun.last_stmt_uid): New field.
14638 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
14639 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
14640 New functions.
14641 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
14642 (create_stmt_ann): Initialize the ann->uid field.
14643 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
14644 with new calls.
14645 * tree-flow.h (renumber_gimple_stmt_uids): New function.
14646
14647 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
14648
14649 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
14650 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
14651 (init_empty_tree_cfg): Call it.
14652
14653 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14654
14655 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
14656 Update all users.
14657
14658 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14659
14660 * doc/invoke.text (-fdump-tree-*-verbose): New option.
14661 * tree-dump.c (dump_options): New verbose option.
14662 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
14663 Add verbose dump.
14664 * tree-pass.h (TDF_VERBOSE): New dump flag.
14665 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
14666 (tree-flow.h): Added include.
14667 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
14668
14669 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
14670
14671 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
14672
14673 From Jie Zhang <jie.zhang@analog.com>
14674 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14675 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
14676 mcpu=bf561-none and mcpu=bf561-0.2.
14677 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14678 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
14679 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14680 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
14681 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
14682 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
14683 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
14684 option.
14685 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
14686 (cputype_selected): Remove.
14687 (bfin_handle_option): Don't use cputype_selected.
14688 (override_options): When no mcpu option, enable all workarounds.
14689 Don't use bfin_workarounds.
14690 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
14691 processor type.
14692 (DEFAULT_CPU_TYPE): Don't define.
14693
14694 2008-05-16 Richard Guenther <rguenther@suse.de>
14695
14696 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
14697 on deletion of the last stmt.
14698
14699 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
14700
14701 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
14702 V8HImode for SSE2 and V16QImode for SSE4.1.
14703
14704 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
14705
14706 * cgraph.h (compute_inline_parameters): Made public.
14707 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
14708 variable_generate_summary, function_write_summary,
14709 variable_write_summary, variable_read_summary. Added generate_summary,
14710 write_summary, read_summary.
14711 * cgraphunit.c (cgraph_process_new_functions): Changed call from
14712 pass_ipa_inline.function_generate_summary, to
14713 compute_inline_parameters.
14714 * ipa-inline.c (compute_inline_parameters): Made public and added
14715 node parameter.
14716 (compute_inline_parameters_for_current): New function.
14717 (pass_inline_param): Now calls compute_inline_parameters_for_current.
14718 (inline_generate_summary): Removed parameter and made to loop over
14719 all cgraph nodes.
14720 (pass_ipa_inline): Updated for new IPA_PASS structure.
14721 * passes.c (execute_ipa_summary_passes): Now is called once per
14722 pass rather than once per node*pass.
14723
14724 2008-05-15 Anatoly Sokolov <aesok@post.ru>
14725
14726 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
14727 avr_have_mul_p, avr_asm_only_p): Remove variables.
14728 (avr_override_options): Remove initialization of removed variables.
14729 (avr_file_start): Convert removed variables to fields of
14730 'struct base_arch_s *avr_current_arch'.
14731 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
14732 (AVR_HAVE_MUL): (Ditto.).
14733 (AVR_HAVE_MOVW): (Ditto.).
14734 (AVR_HAVE_LPMX): (Ditto.).
14735 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
14736 avr_asm_only_p): Remove declaration.
14737
14738 2008-05-15 Diego Novillo <dnovillo@google.com>
14739
14740 * config/arm/arm.c (arm_return_in_memory): Fix return type.
14741 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
14742
14743 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
14744
14745 PR middle-end/36194
14746 * combine.c (check_conversion): Rename back to check_promoted_subreg.
14747 Don't call record_truncated_value from here.
14748 (record_truncated_value): Turn it into a for_each_rtx callback.
14749 (record_truncated_values): New function.
14750 (combine_instructions): Call note_uses with record_truncated_values.
14751 Change name of check_conversion to check_promoted_subreg.
14752
14753 2008-05-15 Janis Johnson <janis187@us.ibm.com>
14754
14755 * doc/sourcebuild.texi: Document support for torture tests.
14756
14757 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
14758
14759 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
14760 to alternative 4 of operand 2.
14761
14762 2008-05-15 Richard Guenther <rguenther@suse.de>
14763
14764 * tree-pass.h (current_pass): Declare.
14765 (get_pass_for_id): Likewise.
14766 * passes.c (passes_by_id, passes_by_id_size): New globals.
14767 (set_pass_for_id): New function.
14768 (get_pass_for_id): Likewise.
14769 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
14770 (execute_function_todo): Flush per function statistics.
14771 * toplev.c (compile_file): Init statistics.
14772 (general_init): Do early statistics initialization.
14773 (finalize): Finish statistics.
14774 * statistics.h (statistics_early_init): Declare.
14775 (statistics_init): Likewise.
14776 (statistics_fini): Likewise.
14777 (statistics_fini_pass): Likewise.
14778 (statistics_counter_event): Likewise.
14779 (statistics_histogram_event): Likewise.
14780 * statistics.c: New file.
14781 * Makefile.in (OBJS-common): Add statistics.o.
14782 (statistics.o): Add dependencies.
14783 * doc/invoke.texi (-fdump-statistics): Document.
14784
14785 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
14786 (insert): Likewise.
14787 (execute_pre): Use statistics_counter_event.
14788 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
14789 (substitute_and_fold): Increment it. Use statistics_counter_event.
14790
14791 2008-05-15 Diego Novillo <dnovillo@google.com>
14792
14793 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
14794
14795 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
14796 * tree-ssa-alias.c (new_type_alias): Remove references to
14797 sub-variables from comment.
14798 * tree-ssa-operands.c (swap_tree_operands): Likewise.
14799
14800 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
14801
14802 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
14803 attribute to 1 only for insertps alternative.
14804
14805 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
14806
14807 * config/bfin/bfin.md (loadbytes): New pattern.
14808 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
14809 (bfin_init_builtins): Initialize it.
14810 (bdesc_1arg): Add it.
14811
14812 2008-05-15 Sa Liu <saliu@de.ibm.com>
14813
14814 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
14815 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
14816 * testsuite/lib/target-supports.exp: Add
14817 check_effective_target_fortran_integer_16.
14818
14819 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
14820
14821 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
14822 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
14823 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
14824 (TARGET_RETURN_IN_MEMORY): Define.
14825
14826 2008-05-15 Richard Guenther <rguenther@suse.de>
14827
14828 PR middle-end/36244
14829 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
14830 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
14831 represent unmodifiable vars.
14832
14833 2008-05-15 Richard Guenther <rguenther@suse.de>
14834
14835 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
14836 INDIRECT_REF and TARGET_MEM_REF.
14837 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
14838 TARGET_MEM_REF.
14839
14840 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
14841 H.J. Lu <hongjiu.lu@intel.com>
14842
14843 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
14844 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
14845 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
14846 insn alternatives. Add missing alternatives.
14847 (*vec_concatv2di_rex64_sse4_1): Likewise.
14848 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
14849 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
14850 Require TARGET_SSE.
14851
14852 2008-05-15 Richard Guenther <rguenther@suse.de>
14853
14854 PR tree-optimization/36009
14855 PR tree-optimization/36204
14856 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
14857 (determine_invariantness_stmt): Record the loop a store is
14858 always executed in.
14859 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
14860 dependency.
14861
14862 2008-05-15 Richard Guenther <rguenther@suse.de>
14863
14864 PR tree-optimization/34330
14865 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
14866 through the pointer will alias the SMT.
14867
14868 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
14869
14870 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
14871
14872 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
14873
14874 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
14875
14876 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14877 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14878
14879 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
14880 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
14881 (vashl_optab): New optab for vector/vector shifts.
14882 (vashr_optab): Ditto.
14883 (vlshr_optab): Ditto.
14884 (vrotl_optab): Ditto.
14885 (vrotr_optab): Ditto.
14886 (optab_subtype): New enum for optab_for_tree_code call.
14887 (optab_for_tree_code): Add enum optab_subtype argument.
14888
14889 * optabs.c (optab_for_tree_code): Take an additional argument to
14890 distinguish between a vector shift by a scalar and vector shift by
14891 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
14892 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
14893 vector shift by a vector.
14894 (expand_widen_pattern_expr): Pass additional argument to
14895 optab_for_tree_code.
14896
14897 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
14898 vrotl_optab, vrotr_optab.
14899
14900 * expr.c (expand_expr_real_1): Update calls to
14901 optab_for_tree_code to distinguish between vector shifted by a
14902 scalar and vector shifted by a vector.
14903 * tree-vectorizer.c (supportable_widening_operation): Ditto.
14904 (supportable_narrowing_operation): Ditto.
14905 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
14906 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
14907 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
14908 (vect_create_epilog_for_reduction): Ditto.
14909 (vectorizable_reduction): Ditto.
14910 (vectorizable_operation): Ditto.
14911 (vect_strided_store_supported): Ditto.
14912 (vect_strided_load_supported): Ditto.
14913 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
14914 * expmed.c (expand_shift): Ditto.
14915
14916 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
14917 scalar type.
14918 (ashr@var{m}3): Ditto.
14919 (vashl@var{m}3): Document new vector/vector shift standard name.
14920 (vashr@var{m}3): Ditto.
14921 (vlshr@var{m}3): Ditto.
14922 (vrotl@var{m}3): Ditto.
14923 (vrotr@var{m}3): Ditto.
14924
14925 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
14926 (PPERM_INVERT): Ditto.
14927 (PPERM_REVERSE): Ditto.
14928 (PPERM_REV_INV): Ditto.
14929 (PPERM_ZERO): Ditto.
14930 (PPERM_ONES): Ditto.
14931 (PPERM_SIGN): Ditto.
14932 (PPERM_INV_SIGN): Ditto.
14933 (PPERM_SRC1): Ditto.
14934 (PPERM_SRC2): Ditto.
14935
14936 * config/i386/sse.md (mulv2di3): Add SSE5 support.
14937 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
14938 allows a memory operand to be the value being added, and split it
14939 to improve vectorization.
14940 (sse5_pmacsdqh_mem): Ditto.
14941 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
14942 (sse5_mulv2div2di3_high): Ditto.
14943 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
14944 (vec_pack_trunc_v4si): Ditto.
14945 (vec_pack_trunc_v2di): Ditto.
14946 (sse5_pcmov_<mode>): Remove code that tried to use use
14947 andps/andnps instead of pcmov.
14948 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
14949 pmacsdqh instructions.
14950 (vec_widen_smult_lo_v4si): Ditto.
14951
14952 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
14953 (PPERM_INVERT): Ditto.
14954 (PPERM_REVERSE): Ditto.
14955 (PPERM_REV_INV): Ditto.
14956 (PPERM_ZERO): Ditto.
14957 (PPERM_ONES): Ditto.
14958 (PPERM_SIGN): Ditto.
14959 (PPERM_INV_SIGN): Ditto.
14960 (PPERM_SRC1): Ditto.
14961 (PPERM_SRC2): Ditto.
14962 (ix86_expand_sse_movcc): Move the SSE5 test after the if
14963 true/false tests.
14964 (ix86_expand_int_vcond): If SSE5 generate all possible integer
14965 comparisons.
14966 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
14967 says ignore whether the last reference is a memory operand.
14968
14969 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14970 Paolo Bonzini <bonzini at gnu dot org>
14971
14972 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
14973 shift patterns.
14974
14975 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
14976 (vlshr<mode>3): Rename from vlshr<mode>3.
14977 (vashr<mode>3): Rename from vashr<mode>3.
14978 (mulv4sf3): Change the names of vector shift patterns.
14979 (mulv4si3): Ditto.
14980 (negv4sf2): Ditt.
14981
14982 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
14983 shift insns.
14984
14985 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
14986 (SI_SHLHI): Ditto.
14987 (SI_SHL): Ditto.
14988 (SI_SHLI): Ditto.
14989 (SI_ROTH): Ditto.
14990 (SI_ROTHI): Ditto.
14991 (SI_ROT): Ditto.
14992 (SI_ROTI): Ditto.
14993 (SPU_RL_0): Ditto.
14994 (SPU_RL_1): Ditto.
14995 (SPU_RL_2): Ditto.
14996 (SPU_RL_3): Ditto.
14997 (SPU_RL_4): Ditto.
14998 (SPU_RL_5): Ditto.
14999 (SPU_RL_6): Ditto.
15000 (SPU_RL_7): Ditto.
15001 (SPU_SL_0): Ditto.
15002 (SPU_SL_1): Ditto.
15003 (SPU_SL_2): Ditto.
15004 (SPU_SL_3): Ditto.
15005 (SPU_SL_4): Ditto.
15006 (SPU_SL_5): Ditto.
15007 (SPU_SL_6): Ditto.
15008 (SPU_SL_7): Ditto.
15009
15010 * config/spu/spu.md (v): New iterator macro to add v for vector types.
15011 (floatunssidf2_internal): Change vector/vector shift names.
15012 (floatunsdidf2_internal): Ditto.
15013 (mulv8hi3): Ditto.
15014 (ashrdi3): Ditto.
15015 (ashrti3): Ditto.
15016 (cgt_df): Ditto.
15017 (cgt_v2df): Ditto.
15018 (dftsv): Ditto.
15019 (vashl<mode>3): Rename from ashl<mode>3.
15020 (vashr<mode>3): Rename from ashr<mode>3.
15021 (vlshr<mode>3): Rename from lshr<mode>3.
15022 (vrotl<mode>3): Rename from rotl<mode>3.
15023
15024 2008-05-14 Michael Meissner <michael.meissner@amd.com>
15025
15026 PR target/36224
15027 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
15028 multiply gives the wrong value when doing widening multiplies.
15029 (vec_widen_smult_lo_v4si): Ditto.
15030
15031 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
15032
15033 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
15034 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
15035 emit_library_call_value.
15036 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
15037 * tree.h (ECF_LIBCALL_BLOCK): Removed.
15038 * calls.c (initialize_argument_information, precompute_arguments,
15039 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
15040 (precompute_arguments): Removed flags parameter.
15041 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
15042
15043 2008-05-14 Richard Guenther <rguenther@suse.de>
15044
15045 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
15046 Make sure to register the store if the use is a PHI_NODE.
15047
15048 2008-05-14 Olivier Hainque <hainque@adacore.com>
15049
15050 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
15051 memory if the component is to be referenced in BLKmode according
15052 to get_inner_reference.
15053
15054 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
15055
15056 * calls.c (emit_library_call_value_1): Restore code clearing
15057 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
15058
15059 2008-05-14 Olivier Hainque <hainque@adacore.com>
15060 Nicolas Roche <roche@adacore.com>
15061
15062 * configure.ac: Add support for a "gcc_subdir" variable in
15063 config-lang.in, to denote a subdirectory where the language/GCC
15064 integration files are to be found.
15065 * configure: Regenerate.
15066
15067 2008-05-14 Ira Rosen <irar@il.ibm.com>
15068
15069 PR tree-optimization/36098
15070 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
15071 value for the first load in the group in case of a gap.
15072 (vect_build_slp_tree): Check that there are no gaps in loads.
15073
15074 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
15075
15076 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
15077 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
15078 expand_copysign_bit, ): Change call to emit_no_conflict_block to
15079 emit_insn and remove unneeded code to construct extra args.
15080 (emit_no_conflict_block): Removed.
15081 * optabls.h: (emit_no_conflict_block): Removed.
15082 * cse.c (cse_extended_basic_block): Remove search for
15083 REG_NO_CONFLICT note.
15084 * global.c: Removed incorrect comment added in revision 117.
15085 * expr.c (convert_move): Change call to emit_no_conflict_block to
15086 emit_insn.
15087 * recog.c: Change comments so that they do not mention
15088 REG_NO_CONFLICT.
15089 * local_alloc.c (combine_regs): Removed last parameter.
15090 (no_conflict_p): Removed.
15091 (block_alloc): Removed note, no_conflict_combined_regno and set
15092 local vars. Removed all code to process REG_NO_CONFLICT blocks.
15093 (combine_regs): Removed already_dead and code to look for
15094 REG_NO_CONFLICT notes.
15095 * lower_subreg (remove_retval_note): Removed code to look for
15096 REG_NO_CONFLICT block.
15097 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
15098 (resolve_clobber): Remove code to process libcalls that have
15099 REG_NO_CONFLICT notes.
15100 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
15101 case.
15102 * combine.c (can_combine_p, distribute_notes): Removed
15103 REG_NO_CONFLICT case.
15104 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
15105 to emit_insns.
15106 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
15107 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
15108 Ditto.
15109 * reg-notes.def (NO_CONFLICT): Removed.
15110
15111 2008-05-14 David S. Miller <davem@davemloft.net>
15112
15113 * config/sparc/sparc.c (sparc_profile_hook): If
15114 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
15115 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
15116 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
15117
15118 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
15119
15120 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
15121
15122 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
15123
15124 PR target/36222
15125 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
15126 and op1 expansion before vector concat to have less live pseudos.
15127
15128 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
15129
15130 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
15131 ix86_expand_vector_set if supported.
15132
15133 2008-05-13 Diego Novillo <dnovillo@google.com>
15134 Kenneth Zadeck <zadeck@naturalbridge.com>
15135
15136 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
15137
15138 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
15139 phinodes_print_statistics, init_ssanames, fini_ssanames,
15140 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
15141 release_ssa_name, release_defs, replace_ssa_name_symbol,
15142 ssanames_print_statistics): Move ...
15143 * tree-flow.h: ... here.
15144 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
15145 Use FN instead of cfun.
15146 (make_ssa_name_fn): Rename from make_ssa_name.
15147 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
15148 * tree-flow-inline.h (make_ssa_name): Move from
15149 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
15150 * omp-low.c (expand_omp_parallel):
15151 * tree-flow-inline.h (redirect_edge_var_map_result):
15152 * tree-ssa.c (init_tree_ssa): Add argument FN.
15153 Use it instead of cfun. Update all users.
15154
15155 2008-05-13 Tom Tromey <tromey@redhat.com>
15156
15157 PR preprocessor/22168:
15158 * doc/cpp.texi (Top): Update menu.
15159 (Alternatives to Wrapper #ifndef): New node.
15160 (Other Directives): Document deprecation.
15161 (Obsolete Features): Remove menu.
15162 (Assertions): Merge node into Obsolete Features.
15163 (Obsolete once-only headers): Move earlier; rename to Alternatives
15164 to Wrapper #ifndef.
15165 * doc/cppopts.texi: Update.
15166 * c.opt (Wdeprecated): Enable for C and ObjC.
15167 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
15168 (C++ Dialect Options): Move -Wno-deprecated from here to...
15169 (Warning Options): ... here.
15170
15171 2008-05-13 Richard Guenther <rguenther@suse.de>
15172
15173 PR middle-end/36227
15174 * fold-const.c (fold_sign_changed_comparison): Do not allow
15175 changes in pointer-ness.
15176
15177 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15178
15179 PR target/24713
15180 * config/sh/sh.c (sh_expand_prologue): Don't clear
15181 RTX_FRAME_RELATED_P for push insns.
15182
15183 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
15184
15185 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
15186
15187 2008-05-12 Anatoly Sokolov <aesok@post.ru>
15188
15189 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
15190 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
15191 Use 'machine->is_leaf' instead of 'leaf_func_p'.
15192
15193 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
15194
15195 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
15196 (*vec_concatv4sf_sse): This.
15197 (*sse2_concatv2si): Renamed to ...
15198 (*vec_concatv2si_sse2): This.
15199 (*sse1_concatv2si): Renamed to ...
15200 (*vec_concatv2si_sse): This.
15201 (*vec_concatv2di_rex): Renamed to ...
15202 (*vec_concatv2di_rex64): This.
15203 (*vec_concatv2si_sse4_1): New.
15204 (*vec_concatv2di_rex64_sse4_1): Likewise.
15205
15206 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
15207
15208 PR rtl-optimization/36111
15209 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
15210 that was created for swappable operands.
15211
15212 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
15213
15214 PR ada/36001
15215 * Makefile.in: Substitute GNATMAKE and GNATBIND.
15216 * configure.ac: Add call to ACX_PROG_GNAT.
15217
15218 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
15219
15220 * optc-gen.awk: Fix comment typo.
15221
15222 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
15223
15224 * pretty-print.c (pp_integer_with_precision): Use
15225 HOST_LONG_LONG_FORMAT.
15226
15227 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
15228
15229 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
15230
15231 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
15232
15233 * config/i386/i386.c (bdesc_ptest): Removed.
15234 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
15235 (bdesc_args): Add __builtin_ia32_ptestz128,
15236 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
15237 (ix86_init_mmx_sse_builtins): Updated.
15238 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
15239 (ix86_expand_builtin): Updated.
15240
15241 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
15242
15243 * tree-cfg.c (valid_fixed_convert_types_p): New function.
15244 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
15245
15246 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
15247
15248 * value-prof.c (interesting_stringop_to_profile): Do not
15249 return early for BUILT_IN_MEMPCPY.
15250
15251 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
15252
15253 * calls.c (expand_call): Don't use callgraph to increase
15254 preferred_stack_boundary.
15255
15256 * cgraph.h (cgraph_rtl_info): Use unsigned on
15257 preferred_incoming_stack_boundary.
15258
15259 * final.c (rest_of_clean_state): Use unsigned on
15260 preferred_stack_boundary.
15261
15262 2008-05-09 Tom Tromey <tromey@redhat.com>
15263
15264 PR preprocessor/22231:
15265 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
15266 proceeding.
15267
15268 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
15269
15270 PR tree-optimization/36129
15271 * tree-ssa-ccp.c: Include value-prof.h.
15272 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
15273 built-in function was folded to a constant.
15274 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
15275
15276 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
15277 Sebastian Pop <sebastian.pop@amd.com>
15278
15279 * tree-scalar-evolution.c: Document instantiate_scev.
15280 (instantiate_parameters_1): Renamed instantiate_scev_1.
15281 Don't use the same loop for instantiation_loop and evolution_loop.
15282 (instantiate_scev): New.
15283 (instantiate_parameters): Moved...
15284 (resolve_mixers): Update call to instantiate_scev_1 to pass the
15285 same loop twice. Maintains the semantics for this function.
15286 * tree-scalar-evolution.h (instantiate_scev): Declare.
15287 (instantiate_parameters): ...here. Now static inline.
15288 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
15289 instead of resolve_mixers.
15290
15291 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
15292
15293 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
15294
15295 2008-05-09 Tomas Bily <tbily@suse.cz>
15296
15297 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
15298 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
15299 * tree-ssa-structalias.c (get_constraint_for): Likewise.
15300 * c-common.c (c_common_truthvalue_conversion): Likewise.
15301 * tree-object-size.c (compute_object_offset): Likewise.
15302 * tree-inline.c (estimate_num_insns_1): Likewise.
15303 * varasm.c (const_hash_1, compare_constant, copy_constant)
15304 (compute_reloc_for_constant, output_addressed_constants)
15305 (initializer_constant_valid_p): Likewise.
15306 * c-omp.c (check_omp_for_incr_expr): Likewise.
15307 * gimplify.c (gimplify_expr): Likewise.
15308 * c-typeck.c (c_finish_return): Likewise.
15309 * tree-vectorizer.c (supportable_widening_operation)
15310 (supportable_narrowing_operation): Likewise.
15311 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
15312 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
15313 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
15314 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
15315 (descr_info_loc): Likewise.
15316 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15317 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
15318 (fold_unary): Likewise.
15319 * builtins.c (get_pointer_alignment): Likewise.
15320 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
15321 (instantiate_parameters_1): Likewise.
15322 * tree.c (expr_align, stabilize_reference): Likewise.
15323 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
15324 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
15325 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
15326 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
15327 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
15328 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
15329 Likewise.
15330 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
15331 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
15332 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
15333 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
15334 (forward_propagate_comparison)
15335 (tree_ssa_forward_propagate_single_use_vars): Likewise.
15336 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
15337 * emit-rtl.c (component_ref_for_mem_expr)
15338 (set_mem_attributes_minus_bitpos): Likewise.
15339 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
15340 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
15341 Likewise.
15342 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
15343 (build_function_call, pointer_diff, build_compound_expr)
15344 (c_finish_return): Likewise.
15345 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
15346 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
15347 Likewise.
15348 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
15349 * expr.c (is_aligning_offset): Likewise.
15350 * tree-ssa-alias.c (is_escape_site): Likewise.
15351 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
15352 (check_all_va_list_escapes): Likewise.
15353 * tree-ssa-loop-ivopts.c (determine_base_object)
15354 (determine_common_wider_type): Likewise.
15355 * dojump.c (do_jump): Likewise.
15356 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
15357 * tree-gimple.c (is_gimple_cast): Likewise.
15358 * fold-const.c (decode_field_reference, )
15359 (fold_sign_changed_comparison, fold_unary, fold_comparison)
15360 (fold_binary): Likewise.
15361 * tree-ssa-alias-warnings.c (find_alias_site_helper)
15362 (already_warned_in_frontend_p): Likewise.
15363 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
15364 * tree.c (really_constant_p, get_unwidened): Likewise.
15365 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
15366 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
15367 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
15368 Likewise.
15369 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
15370 CONVERT_EXPR_P.
15371 (CONVERT_EXPR_P): Define.
15372 (CASE_CONVERT): Define.
15373
15374 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
15375
15376 PR middle-end/36117
15377 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
15378 (delete_unmarked_insns): When deleting a call, call
15379 delete_unreachable_blocks.
15380 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
15381 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
15382
15383 2008-05-08 Richard Guenther <rguenther@suse.de>
15384
15385 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
15386 (-ftree-salias): Likewise.
15387 (salias-max-implicit-fields): Remove param documentation.
15388 (salias-max-array-elements): Likewise.
15389 * tree-pass.h (pass_create_structure_vars): Remove.
15390 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15391 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15392 * tree-ssa-alias.c (create_structure_vars): Remove.
15393 (gate_structure_vars): Likewise.
15394 (pass_create_structure_vars): Likewise.
15395 (gate_build_alias): Likewise.
15396 (pass_build_alias): Adjust to run always and dump the function.
15397 * common.opt (ftree-salias): Hide.
15398 * passes.c (init_optimization_passes): Remove
15399 pass_create_structure_vars, adjust comment.
15400 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15401 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15402 * opts.c (decode_options): Do not set flag_tree_salias.
15403 (common_handle_option): Add OPT_ftree_salias to the backward
15404 compatibility section.
15405
15406 2008-05-08 Richard Guenther <rguenther@suse.de>
15407
15408 * tree-flow-inline.h (var_can_have_subvars): Move ...
15409 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
15410 * tree-flow.h (var_can_have_subvars): Remove.
15411 (push_fields_onto_fieldstack): Remove.
15412 (sort_fieldstack): Likewise.
15413 (struct fieldoff): Move ...
15414 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
15415 alias_set and base_for_components fields.
15416 (sort_fieldstack): Make static.
15417 (push_fields_onto_fieldstack): Likewise. Remove code that
15418 handles anything but RECORD_TYPEs. Remove alias_set and
15419 base_for_components handling.
15420 (create_variable_info_for): Adjust.
15421
15422 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
15423
15424 * common.opt (Wframe-larger-than=): Shorten the help message
15425 to one line.
15426 * doc/invoke.texi (Wframe-larger-than=): Add more description.
15427
15428 2008-05-08 Rafael Espíndola <espindola@google.com>
15429
15430 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
15431 trap.
15432 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
15433 trap and that both operands are gimple values.
15434 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
15435 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
15436 is a fp operation.
15437
15438 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15439
15440 * read-rtl.c (join_c_conditions): Return the first string if the
15441 two strings are equal.
15442
15443 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15444
15445 * gensupport.h (pred_data): Add a "num_codes" field.
15446 (add_predicate_code): Declare.
15447 * gensupport.c (add_predicate_code): New function.
15448 (std_pred_table): Add an "allows_const_p" field.
15449 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
15450 Remove the (incomplete) list of such codes from the codes field.
15451 (init_predicate_table): Use add_predicate_code. Add all
15452 RTX_CONST_OBJs if allows_const_p is true.
15453 * genrecog.c (process_define_predicate): Use add_predicate_code.
15454
15455 2008-05-08 David Daney <ddaney@avtrex.com>
15456 Richard Sandiford <rsandifo@nildram.co.uk>
15457
15458 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
15459 special case of constant zero operands.
15460 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
15461 old and new values. Special case constant zero values.
15462 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
15463 fails.
15464 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
15465 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
15466
15467 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
15468
15469 PR target/36090
15470 * simplify-rtx.c (simplify_plus_minus): Create CONST of
15471 similar RTX_CONST_OBJ before CONST_INT.
15472
15473 2008-05-08 Steve Ellcey <sje@cup.hp.com>
15474
15475 * stmt.c (expand_stack_restore): Change sa mode if needed.
15476
15477 2008-05-08 Richard Guenther <rguenther@suse.de>
15478
15479 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
15480 return type to bool.
15481 (ix86_sol10_return_in_memory): Likewise.
15482 (ix86_i386elf_return_in_memory): Likewise.
15483 (ix86_i386interix_return_in_memory): Likewise.
15484 * config/i386/i386.c (ix86_return_in_memory): Likewise.
15485 (ix86_sol10_return_in_memory): Likewise.
15486 (ix86_i386elf_return_in_memory): Likewise.
15487 (ix86_i386interix_return_in_memory): Likewise.
15488
15489 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15490
15491 PR bootstrap/36180
15492 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
15493 fndecl argument.
15494 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
15495 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
15496 declared in front.
15497
15498 2008-05-08 Richard Guenther <rguenther@suse.de>
15499
15500 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
15501 * tree-data-ref.h (struct dr_alias): Remove subvars field.
15502 (DR_SUBVARS): Remove.
15503 * tree-dfa.c (dump_subvars_for): Remove.
15504 (debug_subvars_for): Likewise.
15505 (dump_variable): Do not dump subvars.
15506 (remove_referenced_var): Do not remove subvars.
15507 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
15508 (lookup_subvars_for_var): Remove.
15509 (get_subvars_for_var): Likewise.
15510 (get_subvars_at): Likewise.
15511 (get_first_overlapping_subvar): Likewise.
15512 (overlap_subvar): Likewise.
15513 * tree-flow.h (subvar_t): Remove.
15514 (struct var_ann_d): Remove subvars field.
15515 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
15516 argument. Remove special handling of SFTs.
15517 (compute_tag_properties): Likewise.
15518 (set_initial_properties): Likewise.
15519 (compute_call_clobbered): Likewise.
15520 (count_mem_refs): Likewise.
15521 (compute_memory_partitions): Likewise.
15522 (compute_flow_insensitive_aliasing): Likewise.
15523 (setup_pointers_and_addressables): Likewise.
15524 (new_type_alias): Likewise.
15525 (struct used_part): Remove.
15526 (used_portions): Likewise.
15527 (struct used_part_map): Likewise.
15528 (used_part_map_eq): Likewise.
15529 (used_part_map_hash): Likewise.
15530 (free_used_part_map): Likewise.
15531 (up_lookup): Likewise.
15532 (up_insert): Likewise.
15533 (get_or_create_used_part_for): Likewise.
15534 (create_sft): Likewise.
15535 (create_overlap_variables_for): Likewise.
15536 (find_used_portions): Likewise.
15537 (create_structure_vars): Likewise.
15538 * tree.def (STRUCT_FIELD_TAG): Remove.
15539 * tree.h (MTAG_P): Adjust.
15540 (struct tree_memory_tag): Remove base_for_components and
15541 unpartitionable flags.
15542 (struct tree_struct_field_tag): Remove.
15543 (SFT_PARENT_VAR): Likewise.
15544 (SFT_OFFSET): Likewise.
15545 (SFT_SIZE): Likewise.
15546 (SFT_NONADDRESSABLE_P): Likewise.
15547 (SFT_ALIAS_SET): Likewise.
15548 (SFT_UNPARTITIONABLE_P): Likewise.
15549 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
15550 (union tree_node): Remove sft field.
15551 * alias.c (get_alias_set): Remove special handling of SFTs.
15552 * print-tree.c (print_node): Remove handling of SFTs.
15553 * tree-dump.c (dequeue_and_dump): Likewise.
15554 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
15555 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
15556 * tree-predcom.c (set_alias_info): Do not set subvars.
15557 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
15558 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
15559 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
15560 (add_vars_for_offset): Remove.
15561 (add_virtual_operand): Remove special handling of SFTs.
15562 (add_call_clobber_ops): Likewise.
15563 (add_call_read_ops): Likewise.
15564 (get_asm_expr_operands): Likewise.
15565 (get_modify_stmt_operands): Likewise.
15566 (get_expr_operands): Likewise.
15567 (add_to_addressable_set): Likewise.
15568 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
15569 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
15570 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
15571 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
15572 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
15573 (tree_node_structure): Likewise.
15574 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
15575 handling of SFTs.
15576 (find_what_p_points_to): Likewise.
15577
15578 2008-05-08 Sa Liu <saliu@de.ibm.com>
15579
15580 * config/spu/spu.md: Fixed subti3 pattern.
15581
15582 2008-05-08 Richard Guenther <rguenther@suse.de>
15583
15584 PR middle-end/36154
15585 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
15586 sure to create a representative for trailing arrays for PTA.
15587
15588 2008-05-08 Richard Guenther <rguenther@suse.de>
15589
15590 PR middle-end/36172
15591 * fold-const.c (operand_equal_p): Two objects which types
15592 differ in pointerness are not equal.
15593
15594 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15595
15596 * calls.c (compute_argument_block_size): Add argument tree fndecl.
15597 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
15598 (emit_library_call_value_1): Add new variable fndecl initialized by
15599 NULL_TREE. It should be the decl type of orgfun, but this information
15600 seems not to be available here, so it uses the default calling abi.
15601 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
15602 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
15603 by TARGET_RETURN_IN_MEMORY.
15604 * config/i386/i386-interix.h: Likewise.
15605 * config/i386/i386.h: Likewise.
15606 * config/i386/i386elf.h: Likewise.
15607 * config/i386/ptx4-i.h: Likewise.
15608 * config/i386/sol2-10.h: Likewise.
15609 * config/i386/sysv4.h: Likewise.
15610 * config/i386/vx-common.h: Likewise.
15611 * config/cris/cris.h: Removed #if 0 clause.
15612 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
15613 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
15614 argument.
15615 (ix86_sol10_return_in_memory): Likewise.
15616 (ix86_i386elf_return_in_memory): New.
15617 (ix86_i386interix_return_in_memory): New.
15618 * config/mt/mt-protos.h (mt_return_in_memory): New.
15619 * config/mt/mt.c: Likewise.
15620 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
15621 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
15622 * config/bfin/bfin.h: Likewise.
15623 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
15624 argument.
15625 * config/bfin/bfin.c: Likewise.
15626 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
15627 * config/alpha/unicosmk.h: Likewise.
15628 * config/i386/cygming.h: Likewise.
15629 * config/iq2000/iq2000.h: Likewise.
15630 * config/mips/mips.h: Likewise.
15631 * config/mn10300/mn10300.h: Likewise.
15632 * config/rs6000/rs6000.h: Likewise.
15633 * config/score/score.h: Likewise.
15634 * config/spu/spu.h: Likewise.
15635 * config/v850/v850.h: Likewise.
15636 * defaults.h: Likewise.
15637 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
15638 * expr.c (emit_block_move): Adjust use of
15639 OUTGOING_REG_PARM_STACK_SPACE.
15640 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
15641 OUTGOING_REG_PARM_STACK_SPACE.
15642 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
15643
15644 2008-05-08 Jakub Jelinek <jakub@redhat.com>
15645
15646 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
15647 on OMP_RETURN for OMP_FOR.
15648
15649 PR debug/35896
15650 * dwarf2out.c (dw_expand_expr, common_check): Removed.
15651 (fortran_common): New function.
15652 (gen_variable_die): Call fortran_common instead of common_check,
15653 adjust for it returning tree instead of rtx. Formatting.
15654
15655 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
15656
15657 PR rtl/7335
15658 PR rtl/33826
15659 * see.c (see_copy_insn): Copy new pure const attributes for new call.
15660 * c-decl.c (merge_decls): Ditto.
15661 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
15662 to RTL_CONST_OR_PURE_CALL_P.
15663 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
15664 Initialized DECL_LOOPING_CONST_PURE.
15665 (process_call_operands): Set tree_side_effects properly.
15666 * tree.h (TREE_READONLY_DECL_P): Removed.
15667 (DECL_IS_PURE): Renamed to DECL_PURE_P.
15668 (DECL_LOOPING_OR_CONST_P): New macro.
15669 (struct tree_function_decl): Added looping_const_or_pure_p.
15670 (ECF_*) Renumbered.
15671 (ECF_LOOPING_OR_CONST_P): New macro.
15672 * rtlanal.c (pure_const_p): Removed.
15673 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
15674 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
15675 to RTL_CONST_CALL_P.
15676 * ipa-pure-const.c (pure_const_state_e): Added looping field.
15677 (check_decl, check_tree, check_call, scan_function): Initialize
15678 looping.
15679 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
15680 (static_execute): Set looping true for recursive functions.
15681 Undo setting state to IPA_NEITHER for recursive functions.
15682 * cse.c (cse_insn):
15683 * ifcvt.c (noce_can_store_speculate_p): Changed
15684 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
15685 RTL_CONST_OR_PURE_CALL_P.
15686 * dse.c (scan_insn): Ditto.
15687 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
15688 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
15689 RTL_CONST_OR_PURE_CALL_P.
15690 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
15691 pure_call_p to RTL_CONST_CALL_P.
15692 * gimplify.c (gimplify_call_expr): Clear side effects for
15693 non-looping pure and constant calls.
15694 * calls.c (emit_call_1): Set rtl flags from ecf flags.
15695 (flags_from_decl_or_type): Set ecf flags from decl flags.
15696 (initialize_argument_information): Turn off
15697 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
15698 Change const to pure if callee_copies is true rather than just
15699 turning off const.
15700 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
15701 way of marking pure calls.
15702 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
15703 Remove hack that was supposed to fix pr7335 and remove old
15704 way of marking pure calls.
15705 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
15706 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
15707 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
15708 RTL_CONST_OR_PURE_CALL_P.
15709 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
15710 * loop-invariant.c (find_exits, find_invariant_bb): Changed
15711 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
15712 * sched-deps.c (schedule_analyze): Ditto.
15713 * rtl.h (struct rtx_def): Use call field, unchanging field, and
15714 return_val field of calls to represent pure and const function info.
15715 (CONST_OR_PURE_CALL_P): Deleted macro.
15716 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
15717 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
15718 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
15719 TREE_READONLY.
15720 * tree-optimize.c (execute_fixup_cfg): Added test for
15721 ECF_LOOPING_CONST_OR_PURE.
15722 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
15723 DECL_PURE_P.
15724 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
15725 effects for looping pure or const calls.
15726 (verify_gimple_expr): Added verification code.
15727 * config/alpha/alpha.c (alpha_legitimize_address,
15728 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
15729 RTL_CONST_CALL_P.
15730 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
15731 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
15732 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
15733 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
15734 RTL_CONST_OR_PURE_CALL_P.
15735 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
15736 and const calls to be deleted.
15737
15738 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
15739
15740 PR target/35714
15741 * config/i386/mmx.md (mmx_subv2sf3): New expander.
15742 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
15743 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
15744 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15745 to handle nonimmediate operands.
15746 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
15747 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
15748 to handle nonimmediate operands.
15749 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
15750 (mmx_pmulhrwv4hi3): New expander. Use
15751 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15752 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
15753 (sse2_umulv1siv1di3): New expander. Use
15754 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15755 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
15756 (mmx_eq<mode>3): New expander. Use
15757 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15758 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
15759 (mmx_uavgv8qi3): New expander. Use
15760 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15761 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
15762 (mmx_uavgv4hi3): New expander. Use
15763 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15764
15765 * config/i386/sse.md
15766 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
15767 to handle nonimmediate operands.
15768 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
15769 to handle nonimmediate operands.
15770 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
15771 to handle nonimmediate operands.
15772 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
15773 to handle nonimmediate operands.
15774 (sse2_unpckhpd_exp): New expander. Use
15775 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15776 (sse2_unpcklpd_exp): New expander. Use
15777 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15778 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
15779 to handle nonimmediate operands.
15780 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
15781 to handle nonimmediate operands.
15782 (*sse2_<plusminus_insn><mode>3): Rename from
15783 sse2_<plusminus_insn><mode>3 insn pattern.
15784 (sse2_<plusminus_insn><mode>3): New expander. Use
15785 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15786 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
15787 (sse2_umulv2siv2di3): New expander. Use
15788 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15789 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
15790 (sse4_1_mulv2siv2di3): New expander. Use
15791 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15792 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
15793 (sse2_pmaddwd): New expander. Use
15794 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15795 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
15796 (sse2_eq<mode>3): New expander. Use
15797 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15798 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
15799 (sse4_1_eqv2di3): New expander. Use
15800 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15801 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
15802 (sse2_uavgv16qi3): New expander. Use
15803 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15804 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
15805 (sse2_uavgv16qi3): New expander. Use
15806 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15807 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
15808 (sse2_uavgv8hi3): New expander. Use
15809 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15810 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
15811 (ssse3_pmulhrswv8hi3): New expander. Use
15812 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15813 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
15814 (ssse3_pmulhrswv4hi3): New expander. Use
15815 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15816
15817 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
15818 (<sse>_vmmul<mode>3): Ditto.
15819 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
15820 (divv2df3): Ditto.
15821 (ssse3_pmaddubsw128): Use register_operand for operand 1.
15822 (ssse3_pmaddubsw): Ditto.
15823
15824 * config/i386/i386.c (struct_builtin_description)
15825 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
15826 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
15827 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
15828 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
15829 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
15830 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
15831 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
15832 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
15833 (ix86_fixup_binary_operands): Assert that src1
15834 and src2 must have the same mode when swapped.
15835 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
15836 and ix86_binary_operator_ok. Do not force operands in registers
15837 when optimizing.
15838
15839 2008-05-07 Jan Hubicka <jh@suse.cz>
15840
15841 * cgraph.c (dump_cgraph_node): Update.
15842 * cgraph.h (cgraph_local_info): Break out inline summary.
15843 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
15844 hook.
15845 * ipa-inline (inline_summary): New accestor function.
15846 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
15847 cgraph_decide_inlining, compute_inline_parameters): Update.
15848 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
15849
15850 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
15851
15852 Cleanup ColdFire scheduling support and add V4 pipeline model.
15853
15854 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
15855 (define_attr cpu): Add cfv4 value.
15856 (define_attr type, define_attr type1): Merge into a single 'type'
15857 attribute. Update all uses.
15858 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
15859 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
15860 Update all uses.
15861 (define_attr opx_mem, define_attr opy_mem): Remove.
15862 (define_attr op_mem): Clean up, update comment.
15863 (define_attr size): Use specific values instead of general int.
15864 (define_attr guess, define_attr split): Remove. Update all uses.
15865 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
15866 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
15867 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
15868 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
15869 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
15870 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
15871 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
15872 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
15873 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
15874 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
15875 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
15876 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
15877 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
15878 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
15879 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
15880 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
15881 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
15882 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
15883 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
15884 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
15885 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
15886 Update or set attributes.
15887 (stack_tie): New fake instruction.
15888
15889 * config/m68k/m68k.h (TUNE_CFV4): New macro.
15890 (m68k_sched_attr_size): Update declaration.
15891 (m68k_sched_attr_type2): Remove.
15892 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
15893 Declare new bypass predicates.
15894
15895 * config/m68k/m68k.c (m68k_sched_issue_rate,
15896 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
15897 implementations.
15898 (TARGET_SCHED_ISSUE_RATE,
15899 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
15900 (override_options): Handle scheduling for ColdFire V4 core.
15901 (m68k_expand_prologue): Emit stack_tie.
15902 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
15903 'OP_TYPE_FPN'. Update all uses.
15904 (sched_guess_p): Remove.
15905 (sched_address_type): Handle symbolic addresses.
15906 (sched_get_operand): New static function.
15907 (sched_operand_type): Merge into sched_attr_op_type.
15908 (sched_attr_op_type): Handle FP registers, handle quick constants,
15909 update.
15910 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
15911 (m68k_sched_attr_size): Update. Move logic to ...
15912 (sched_get_attr_size_int): New static function.
15913 (sched_get_opxy_mem_type): New static function.
15914 (m68k_sched_attr_op_mem): Update.
15915 (m68k_sched_attr_type2): Remove.
15916 (sched_cfv4_bypass_data): New static variable.
15917 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
15918 (m68k_sched_issue_rate): Implement scheduler hook.
15919 (struct _sched_ib: enabled_p): New field.
15920 (m68k_sched_variable_issue): Update. Handle V4.
15921 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
15922 sched_dump_class_func_t, sched_dump_split_class,
15923 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
15924 sched_dump_dfa_class, m68k_sched_dump): Remove.
15925 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
15926 hook.
15927 (m68k_sched_init_global): Remove statisctics dumping, introduce
15928 sanity check that all instructions have pipeline reservations. Handle
15929 ColdFire V4 core.
15930 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15931 Handle ColdFire V4 core.
15932 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
15933 New static functions.
15934 (m68k_sched_address_bypass_p): New bypass predicate.
15935 (sched_get_indexed_address_scale): New static function.
15936 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
15937
15938 * cf.md: Update comments.
15939 (define_attr type2): Remove. Use 'type' attribute instead.
15940 Update all uses.
15941 (cf_ib): Rename to cfv123_ib. Update all uses.
15942 (cf_oep): Rename to cfv123_oep. Update all uses.
15943 (cf_chr): Rename to cfv123_chr. Update all uses.
15944 (cf_mem): Rename to cfv123_mem. Update all uses.
15945 (cf_mac): Move to more appropriate place.
15946 (cfv123_guess): New automaton and cpu_unit.
15947 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
15948 Update uses of 'size' attribute. Handle before reload scheduling.
15949 (cfv123_guess): New dummy reservation for unhandled instructions.
15950 (cfv4_*): Pipeline description of ColdFire V4 core.
15951 (ignore): New reservation to handle 'ignore' type.
15952
15953 2008-05-07 Ian Lance Taylor <iant@google.com>
15954
15955 PR middle-end/36013
15956 * gimplify.c (find_single_pointer_decl_1): Don't look through
15957 indirections.
15958 (find_single_pointer_decl): Adjust comments.
15959
15960 2008-05-07 Jakub Jelinek <jakub@redhat.com>
15961
15962 PR middle-end/36137
15963 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
15964 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
15965
15966 PR middle-end/36106
15967 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
15968 integral type rather than floating point, then VIEW_CONVERT_EXPR
15969 to the floating point type.
15970
15971 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
15972
15973 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
15974 TFmode op0 to register.
15975
15976 2008-05-07 Alan Modra <amodra@bigpond.net.au>
15977
15978 * c-decl.c (grokdeclarator): Comment typo.
15979
15980 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
15981
15982 * tree-flow.h: Remove prototype for computed_goto_p.
15983 * tree-cfg.c (computed_goto_p): Make static.
15984
15985 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
15986
15987 PR target/35657
15988 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
15989 (contains_aligned_value_p): This. Handle _Decimal128.
15990 (ix86_function_arg_boundary): Only align _Decimal128 to its
15991 natural boundary and handle it properly.
15992
15993 2008-05-06 Martin Jambor <mjambor@suse.cz>
15994
15995 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
15996 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
15997 (ipcp_method_set_orig_node): Removed.
15998 (ipcp_cval_get_cvalue_type): Removed.
15999 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
16000 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
16001 (ipcp_cval_set_cvalue_type): Removed.
16002 (ipcp_cval_get_cvalue): Removed.
16003 (ipcp_cval_set_cvalue): Removed.
16004 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
16005 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
16006 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
16007 (ipcp_cval_meet): Renamed to ipa_lattice_meet
16008 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
16009 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
16010 (ipcp_get_ith_lattice): Changed parameters.
16011 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
16012 (ipcp_lattice_from_jfunc): Changed parameters.
16013 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
16014 (ipcp_method_cval_print): Added temporary variable info.
16015 (ipcp_redirect): Removed already unused local variable caller.
16016 (ipcp_redirect): New temporary variable orig_callee_info
16017 (ipcp_redirect): Removed newly unused local variable callee.
16018 (ipcp_redirect): Removed (a bit confusing) local variable type.
16019 (ipcp_insert_stage): Added local variable info.
16020 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
16021 renamed too
16022 (ipcp_formal_create): Removed.
16023 (ipcp_method_cval_set): Removed.
16024 (ipcp_propagate_stage): Renamed lattice variables.
16025 (ipcp_method_cval_set_cvalue_type): Removed.
16026 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
16027 (ipcp_print_all_lattices): Changed printed strings to refer to
16028 lattices rather than cvals.
16029 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
16030 (ipcp_propagate_const): Changed formal parameters.
16031 (build_const_val): Changed formal parameters.
16032 (ipcp_insert_stage): Removed useless variable cvalue
16033 (build_const_val): Changed formal parameters.
16034 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
16035 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
16036 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
16037 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
16038 (ipcp_print_func_profile_counts): Changed string from "method" to
16039 "function"
16040 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
16041 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
16042 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
16043 (ipcp_structures_print): Renamed to ipcp_print_all_structures
16044 (ipcp_profile_print): Renamed to ipcp_print_profile_data
16045 (ipcp_lat_is_const): Changed parameters and made inline.
16046 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
16047 (ipcp_redirect): Renamed to ipcp_need_redirect_p
16048 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
16049 the predicate condition directly
16050 (ipcp_propagate_stage): Added local variable args. Removed local
16051 variable callee. (Both are mere code simplifications.)
16052 (ipcp_method_dont_insert_const): Renamed to
16053 ipcp_node_not_modifiable_p.
16054 (ipcp_node_not_modifiable_p): Made inline.
16055 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
16056 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
16057 (ipcp_print_all_lattices): Removed variable cvalue
16058 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
16059 Updated comments.
16060
16061 2008-05-06 Olivier Hainque <hainque@adacore.com>
16062
16063 * tree-sra.c (try_instantiate_multiple_fields): Early return
16064 if field has POINTER_TYPE.
16065
16066 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
16067
16068 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
16069 by using 'q' specifier for instruction.
16070 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
16071
16072 2008-05-06 Anatoly Sokolov <aesok@post.ru>
16073
16074 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
16075 Change mode of zero_extract from QImode to HImode.
16076 (sign bit tests peepholes): (Ditto.).
16077
16078 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
16079
16080 * config/i386/mmx.md: Remove double backslashes from asm templates.
16081 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
16082 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16083 to handle nonimmediate operands.
16084 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
16085 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16086 to handle nonimmediate operands.
16087 (*mmx_<code>v2sf3_finite): New insn pattern.
16088 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
16089 (mmx_<code>v2sf3): New expander. Use
16090 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16091 (mmx_<plusminus_insn><mode>3): New expander. Use
16092 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16093 (*mmx_<plusminus_insn><mode>3): New insn pattern.
16094 (mmx_add<mode>3): Removed.
16095 (mmx_ssadd<mode>3): Ditto.
16096 (mmx_usadd<mode>3): Ditto.
16097 (mmx_sub<mode>3): Ditto.
16098 (mmx_sssub<mode>3): Ditto.
16099 (mmx_ussub<mode>3): Ditto.
16100 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
16101 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
16102 to handle nonimmediate operands.
16103 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
16104 insn pattern.
16105 (mmx_smulv4hi3_highpart): New expander. Use
16106 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16107 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
16108 insn pattern.
16109 (mmx_umulv4hi3_highpart): New expander. Use
16110 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16111 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
16112 (mmx_<code>v4hi3): New expander. Use
16113 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16114 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
16115 (mmx_<code>v8qi3): New expander. Use
16116 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16117 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
16118 (mmx_<code><mode>3): New expander. Use
16119 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16120
16121 2008-05-05 Jan Hubicka <jh@suse.cz>
16122
16123 PR tree-optimization/36118
16124 * passes.c (pass_init_dump_file): Fix dump header.
16125
16126 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
16127
16128 PR middle-end/36141
16129 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
16130 VCE for function decls.
16131
16132 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
16133
16134 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
16135
16136 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
16137
16138 * config/i386/i386.md (sat_plusminus): New.
16139 (plusminus_insn): Likewise.
16140 (plusminus_mnemonic): Likewise.
16141 (addsub): Removed.
16142 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
16143 (*<addsub><mode>3_cc_overflow): Renamed to ...
16144 (*<plusminus_insn><mode>3_cc_overflow): This.
16145 (*<addsub>si3_zext_cc_overflow): Renamed to ...
16146 (*<plusminus_insn>si3_zext_cc_overflow): This.
16147
16148 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
16149 (<plusminus_insn><mode>3): This.
16150 (*<addsub><mode>3): Renamed to ...
16151 (*<plusminus_insn><mode>3): This.
16152 (<sse>_vm<addsub><mode>3): Renamed to ...
16153 (<sse>_vm<plusminus_insn><mode>3): This.
16154 (sse3_h<addsub>v4sf3): Renamed to ...
16155 (sse3_h<plusminus_insn>v4sf3): This.
16156 (sse3_h<addsub>v2df3): Renamed to ...
16157 (sse3_h<plusminus_insn>v2df3): This.
16158 (<plusminus_insn><mode>3): New.
16159 (*<plusminus_insn><mode>3): Likewise.
16160 (sse2_<plusminus_insn><mode>3): Likewise.
16161 (add<mode>): Removed.
16162 (*add<mode>3): Likewise.
16163 (sse2_ssadd<mode>3): Likewise.
16164 (sse2_usadd<mode>3): Likewise.
16165 (sub<mode>3): Likewise.
16166 (*sub<mode>3): Likewise.
16167 (sse2_sssub<mode>3): Likewise.
16168 (sse2_ussub<mode>3): Likewise.
16169
16170 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
16171
16172 * gthr-single.h: Add in required interface elements as per gthr.h.
16173 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
16174 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
16175 Generalize UNUSED macro.
16176 (__gthread_once): Add.
16177 (__gthread_key_create): Add.
16178 (__gthread_key_delete): Add.
16179 (__gthread_getspecific): Add.
16180 (__gthread_setspecific): Add.
16181
16182 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
16183
16184 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
16185 the same size types for the indirect reference on the rhs, then
16186 create a VCE.
16187
16188 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
16189
16190 * config/i386/i386.md
16191 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
16192 one insn template instead of template series.
16193 (*xordi_1_rex64): Ditto.
16194 (*xordi_2_rex64): Ditto.
16195
16196 2008-05-05 Ira Rosen <irar@il.ibm.com>
16197
16198 PR tree-optimization/36119
16199 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
16200 in case of SLP.
16201
16202 2008-06-04 Jan Hubicka <jh@suse.cz>
16203
16204 tree-optimization/36100
16205 * tree-pass.h (pass_O0_always_inline): Declare.
16206 * ipa-inline.c (inline_transform): Remove dead code.
16207 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
16208 pass_O0_always_inline): New.
16209 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
16210
16211 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
16212
16213 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
16214 mnemonic in this_param move for TARGET_64BIT.
16215
16216 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
16217
16218 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
16219 (*strmovsi_rex_1): Ditto.
16220 (*strsetsi_1): Ditto.
16221 (*strsetsi_rex_1): Ditto.
16222
16223 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
16224 adddicc expanders using SWI mode iterator.
16225
16226 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
16227
16228 PR target/36121
16229 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
16230 argument handling.
16231
16232 2008-05-04 David S. Miller <davem@davemloft.net>
16233
16234 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
16235 (sparc*-*-linux*): Use linux.h in tm_file.
16236 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
16237 compiler defaulting to 32-bit.
16238 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
16239 no longer needed.
16240 * config/sparc/linux.h: Remove definitions now obtained
16241 properly from linux.h
16242 * config/sparc/linux64.h: Likewise.
16243 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
16244 don't want this setting for 32-bit builds in a biarch compiler.
16245 * doc/install.texi: Add sparc-linux to list of targets
16246 supporting --enable-targets=all.
16247
16248 2008-05-03 Andrew Pinski <pinskia@gmail.com>
16249
16250 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
16251
16252 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
16253
16254 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
16255 after V4SI_FTYPE_V8HI.
16256 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
16257 case V4SI_FTYPE_V2DF.
16258
16259 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
16260
16261 * doc/invoke.texi (max-flow-memory-locations): Removed.
16262 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
16263
16264 2008-05-03 Richard Guenther <rguenther@suse.de>
16265
16266 PR middle-end/34973
16267 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
16268
16269 2008-05-02 David S. Miller <davem@davemloft.net>
16270
16271 * config.gcc (need_64bit_hwint): Document libcpp dependency.
16272
16273 2008-05-02 Simon Baldwin <simonb@google.com>
16274
16275 PR bootstrap/36108
16276 * c-common.h (warn_array_subscript_range): Removed.
16277 * c-common.c (warn_array_subscript_range): Ditto.
16278 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
16279 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
16280
16281 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
16282
16283 * config/i386/i386.c (ix86_special_builtin_type): New.
16284 (bdesc_special_args): Likewise.
16285 (ix86_expand_special_args_builtin): Likewise.
16286 (ix86_init_mmx_sse_builtins): Updated.
16287 (ix86_expand_builtin): Updated.
16288 (ix86_expand_store_builtin): Removed.
16289 (ix86_expand_unop_builtin): Likewise.
16290
16291 * config/i386/mm3dnow.h (__v2sf): Moved to ...
16292 * config/i386/mmintrin.h (__v2sf): Here.
16293
16294 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
16295 const __v2sf.
16296 (_mm_loadl_pi): Likewise.
16297 (_mm_storeh_pi): Replace __v2si with __v2sf.
16298 (_mm_storel_pi): Likewise.
16299
16300 * doc/extend.texi: Correct __builtin_ia32_loadhps,
16301 __builtin_ia32_loadlps, __builtin_ia32_storehps,
16302 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
16303 __builtin_ia32_loadlpd.
16304
16305 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
16306
16307 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
16308 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
16309 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
16310 (ix86_init_mmx_sse_builtins): Updated.
16311 (ix86_expand_args_builtin): Likewise.
16312 (ix86_expand_builtin): Likewise.
16313 (ix86_expand_unop1_builtin): Renamed to ...
16314 (ix86_expand_unop_vec_merge_builtin): This.
16315
16316 2008-05-01 Jan Hubicka <jh@suse.cz>
16317
16318 PR bootstrap/36100
16319 * ipa-inline.c (inline_generate_summary): Make static.
16320 (inline_transform): Do not call inlining at -O0; make static.
16321 * passes.c (execute_todo): Add sanity check.
16322 (execute_one_ipa_transform_pass): Execute proper flags.
16323
16324 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
16325
16326 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
16327 (DECL_NONADDRESSABLE_P): Likewise.
16328 * alias.c (record_component_aliases): Fix comment.
16329
16330 2008-05-01 Simon Baldwin <simonb@google.com>
16331
16332 * c-common.h (warn_array_subscript_range): New function.
16333 * c-common.c (warn_array_subscript_range): Ditto.
16334 * tree-vrp.c (check_array_ref): Corrected code to agree with
16335 comment, ignoring only arrays of size 0 or size 1.
16336 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
16337
16338 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16339
16340 * config/i386/i386.c (ix86_builtin_type): Replace
16341 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
16342 (bdesc_args): Updated.
16343 (ix86_init_mmx_sse_builtins): Likewise.
16344 (ix86_expand_args_builtin): Likewise.
16345
16346 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
16347 with __v1di.
16348
16349 * doc/extend.texi: Correct __builtin_ia32_palignr.
16350
16351 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16352
16353 PR target/36095
16354 * config/i386/i386.c (bdesc_crc32): Removed.
16355 (ix86_expand_crc32): Likewise.
16356 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
16357 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
16358 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
16359 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
16360 UINT_FTYPE_UINT_UCHAR.
16361 (bdesc_args): Updated. Add crc32 builtins.
16362 (ix86_init_mmx_sse_builtins): Updated.
16363 (ix86_expand_args_builtin): Updated to support subreg.
16364
16365 * doc/extend.texi: Correct __builtin_ia32_crc32di.
16366
16367 2008-05-01 Jan Hubicka <jh@suse.cz>
16368
16369 * tree-pass.h (opt_pass): Add IPA_PASS.
16370 (varpool_node, cgraph_node): Forward declare.
16371 (ipa_opt_pass): Define.
16372 (pass_ipa_inline): Turn into ipa_opt_pass.
16373 (pass_apply_inline): Remove.
16374 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
16375 (apply_inline): Turn into ....
16376 (inline_transform): ... this one.
16377 (inline_generate_summary): New function.
16378 (pass_apply_inline): Remove.
16379 * function.h (ipa_opt_pass): Forward declare structure; typedef;
16380 vector.
16381 (struct function): Add ipa_transforms_to_apply.
16382 * passes.c (register_one_dump_file): Work on IPA_PASS.
16383 (init_optimization_passes): Remove pass_inline_parameters and
16384 pass_apply_inline.
16385 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
16386 (execute_one_pass) ... here; apply transforms when possible.
16387 (add_ipa_transform_pass, execute_ipa_summary_asses,
16388 execute_one_ipa_transform_pass): New.
16389 (execute_ipa_pass_list): Update for IPA_PASS type.
16390
16391 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16392
16393 * config/i386/i386.c (ix86_builtin_type): Add
16394 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
16395 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
16396 (bdesc_args): Add SSE4a builtins.
16397 (ix86_init_mmx_sse_builtins): Updated.
16398 (ix86_expand_args_builtin): Likewise.
16399 (ix86_expand_builtin): Likewise.
16400
16401 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16402
16403 * config/i386/i386.c (ix86_builtin_type): Add
16404 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
16405 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
16406 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
16407 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
16408 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
16409 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
16410 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
16411 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
16412 and DI_FTYPE_DI_DI_INT.
16413 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
16414 (ix86_init_mmx_sse_builtins): Updated.
16415 (ix86_expand_args_builtin): Likewise.
16416 (ix86_expand_builtin): Likewise.
16417 (ix86_expand_binop_imm_builtin): Removed.
16418
16419 * doc/extend.texi: Correct __builtin_ia32_palignr128.
16420
16421 2008-04-30 Richard Guenther <rguenther@suse.de>
16422
16423 PR tree-optimization/32921
16424 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
16425
16426 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
16427
16428 * config/arm/arm.c (arm_unwind_emit): Use
16429 crtl->all_throwers_are_sibcalls instead of
16430 cfun->all_throwers_are_sibcalls.
16431 (arm_output_fn_unwind): Likewise.
16432 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
16433 instead of cfun->uses_pic_offset_table.
16434 (frv_expand_prologue): Likewise.
16435 (frv_frame_pointer_required): Likewise.
16436 (frv_expand_fdpic_call): Likewise.
16437 (frv_emit_movsi): Likewise.
16438 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
16439 cfun->returns_pcc_struct instead of
16440 current_function_returns_pcc_struct.
16441 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
16442 instead of cfun->calls_eh_return.
16443 (m32c_pushm_popm): Likewise.
16444 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
16445 "extern" declaration.
16446
16447 2008-04-30 Richard Guenther <rguenther@suse.de>
16448
16449 PR tree-optimization/21636
16450 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
16451 constant address.
16452 (evaluate_stmt): Print the likely value.
16453 (ccp_visit_stmt): Avoid excessive vertical spacing.
16454
16455 2008-04-30 Rafael Espíndola <espindola@google.com>
16456
16457 * builtins.c (fold_call_expr): Return realret.
16458 * tree-ssa-threadedge.c
16459 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
16460 __builtin_object_size.
16461
16462 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
16463
16464 * gcc.c (wrapper_string): New variable.
16465 (insert_wrapper): New function.
16466 (execute): New option -wrapper.
16467 * doc/invoke.texi (Overall Options): New driver option -wrapper.
16468
16469 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
16470
16471 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
16472 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
16473 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
16474 from...
16475 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
16476 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
16477 config/rs6000/e500crtres64gprctr.asm,
16478 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
16479 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
16480 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
16481 config/rs6000/e500crtsav64gprctr.asm,
16482 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
16483 config/rs6000/e500crtsavg64gprctr.asm: New files.
16484 * config/rs6000/t-ppccomm: Add build rules for new files.
16485 (LIB2FUNCS_STATIC_EXTRA): Add new files.
16486 * config/rs6000/t-netbsd: Add build rules for new files.
16487 (LIB2FUNCS_STATIC_EXTRA): New variable.
16488 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
16489 (CRTSAVRES_DEFAULT_SPEC): Likewise.
16490 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
16491
16492 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
16493
16494 * config/i386/i386.c (ix86_builtin_type): Add
16495 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
16496 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
16497 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
16498 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
16499 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
16500 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
16501 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
16502 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
16503 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
16504 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
16505 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
16506 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
16507 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
16508 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
16509 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
16510 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
16511 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
16512 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
16513 V1DI_FTYPE_V2SI_V2SI.
16514 (bdesc_2arg): Moved to ...
16515 (bdesc_args): Here.
16516 (ix86_init_mmx_sse_builtins): Updated.
16517 (ix86_expand_args_builtin): Updated. Take a pointer
16518 to const struct builtin_description. Handle comparison
16519 builtin functions.
16520 (ix86_expand_sse_compare): Take a new argument for swapping operands.
16521 (ix86_expand_builtin): Updated.
16522
16523 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
16524 (ssse3_pmaddubsw128): This.
16525 (ssse3_pmaddubswv4hi3): Renamed to ...
16526 (ssse3_pmaddubsw): This.
16527
16528 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
16529 (__builtin_ia32_packssdw128): Likewise.
16530 (__builtin_ia32_packuswb128): Likewise.
16531 (__builtin_ia32_pmaddubsw): Likewise.
16532 (__builtin_ia32_pmaddubsw128): Likewise.
16533
16534 2008-04-30 Richard Guenther <rguenther@suse.de>
16535
16536 PR tree-optimization/14847
16537 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
16538 (recognize_bits_test): Use it.
16539 (recognize_single_bit_test): Likewise.
16540
16541 2008-04-30 Martin Jambor <mjambor@suse.cz>
16542
16543 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
16544 instead of setting number of formal parameters to zero.
16545 (ipcp_init_stage): Do not set the number of actual parameters to zero
16546 either.
16547 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
16548 which are called with variable number of arguments.
16549 (ipcp_insert_stage): Explicitely skipping all nodes which are
16550 called with variable number of arguments.
16551 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
16552 number of parameters.
16553
16554 * ipa-prop.h (struct ipa_node_params): Added flag
16555 called_with_var_arguments
16556 (ipa_set_param_count): Added. Changed sole setter to use it.
16557 (ipa_get_param_count): Added. All readers of param_count
16558 converted to use it instead.
16559 (ipa_set_called_with_variable_arg): Added.
16560 (ipa_is_called_with_var_arguments): Added.
16561 (ipa_get_ith_param): Added. All readers of param_decls converted
16562 to use it instead.
16563 (ipa_set_cs_argument_count): Added, sole writer to argument_count
16564 changed to use it.
16565 (ipa_get_cs_argument_count): Added, all readers of argument_count
16566 changed to cal it.
16567 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
16568 to use it.
16569
16570 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
16571 (struct ipcp_lattice): Renamed cval_type to type
16572 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
16573
16574 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
16575 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
16576 (ipcp_insert_stage): Changed the type of variable cvalue to tree
16577 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
16578 (build_const_val): Changed the type of parameter cvalue to tree
16579 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
16580 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
16581
16582 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
16583 constant
16584
16585 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
16586 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
16587 (ipa_add_method): Renamed to ipa_push_func_to_list
16588 (ipa_remove_method): Renamed to ipa_pop_func_from_list
16589 (ipa_callsite_param_count): Removed.
16590 (ipa_callsite_param_count_set): Removed.
16591 (ipa_callsite_param): Removed.
16592 (ipa_callsite_callee): Removed.
16593 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
16594 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
16595 (ipa_method_formal_count): Removed.
16596 (ipa_method_formal_count_set): Removed.
16597 (ipa_method_get_tree): Removed.
16598 (ipa_method_tree_map_create): Removed.
16599 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
16600 (ipa_create_param_decls_array): Creates the array itself
16601 (ipa_create_param_decls_array): Temporary variable info instead of
16602 a few dereferences.
16603 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
16604 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
16605 (get_type): Removed.
16606 (ipa_jf_get_info_type): Removed.
16607 (ipa_node_create): Renamed to ipa_create_node_params
16608 (ipa_free): Renamed to ipa_free_all_node_params
16609 (ipa_nodes_create): Renamed to ipa_create_all_node_params
16610 (ipa_edges_create): Renamed to ipa_create_all_edge_args
16611 (ipa_edges_free): Renamed to ipa_free_all_edge_args
16612 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
16613 (ipa_free_all_node_params): Deallocation to jump_functions moved to
16614 ipa_free_all_edge_args
16615 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
16616 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
16617 (ipa_create_methodlist_node): Removed.
16618 (ipa_methodlist_method): Removed.
16619 (ipa_methodlist_method_set): Removed.
16620 (ipa_methodlist_next_method): Removed.
16621 (ipa_methodlist_next_method_set): Removed.
16622 (ipa_method_is_modified): Removed.
16623 (ipa_method_modify_create): Removed.
16624 (ipa_method_modify_init): Temporary variable info instead of a few
16625 dereferences.
16626 (ipa_detect_param_modifications): Temporary variable info instead of
16627 a few dereferences.
16628 (ipa_compute_jump_functions): Temporary variable info instead of
16629 a few dereferences.
16630 (ipa_method_modify_set): Removed.
16631 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
16632 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
16633 than craph_node as the first parameter.
16634 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
16635 (ipa_method_modify_init): Removed.
16636 (ipa_compute_jump_functions): Added a temp variable instead of
16637 repeatadly dereferencing the cgraph_edge.aux pointer
16638 (ipa_callsite_param_set_type): Removed.
16639 (ipa_compute_jump_functions): i renamed to index and moved to
16640 an inner block
16641 (ipa_callsite_param_set_info_type_formal): Removed.
16642 (ipa_callsite_param_set_info_type): Removed.
16643 (ipa_callsite_param_map_create): Removed.
16644 (ipa_callsite_tree): Removed.
16645 (ipa_callsite_caller): Removed.
16646 (ipa_pop_func_from_list): return_method removed to return_func
16647
16648 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
16649 prefixed all values with IPA_. Changed all users.
16650 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
16651 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
16652 and FORMAL_IPATYPE IPA_PASS_THROUGH.
16653 (union parameter_info): Renamed to jump_func_value.
16654 (union jump_func_value): Renamed value to constant
16655 (struct ipa_jump_func): Renamed info_type to value
16656 (struct ipa_node): Renamed to ipa_node_params
16657 (struct ipa_node_params): Renamed ipa_arg_num to param_count
16658 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
16659 (struct ipa_node_params): Renamed ipa_mod to modified_flags
16660 (struct ipa_edge): Renamed to ipa_edge_args
16661 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
16662 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
16663 (struct ipa_methodlist): Renamed to ipa_func_list
16664 (struct ipa_func_list): method_p renamed to node, next_method
16665 renamed to next
16666 (ipa_methodlist_p): Removed, switched all users to struct pointer
16667 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
16668
16669 2008-04-30 Alan Modra <amodra@bigpond.net.au>
16670
16671 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
16672 (rs6000_emit_epilogue): Use backchain to restore only when we
16673 have a large frame. Make use of frame pointer to restore if we
16674 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
16675
16676 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
16677
16678 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
16679 Add mode to zero_extract.
16680 (sign bit tests peepholes): (Ditto.).
16681
16682 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
16683
16684 * config/i386/i386.c (ix86_builtins): Replace Prescott New
16685 Instructions in comments with SSE3.
16686 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
16687 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
16688 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
16689 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
16690 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
16691 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
16692 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
16693 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
16694 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
16695 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
16696 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
16697 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
16698 (bdesc_sse_args): Renamed to ...
16699 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
16700 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
16701 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
16702 IX86_BUILTIN_FABSQ.
16703 (bdesc_1arg): Moved to ...
16704 (bdesc_args): Here.
16705 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
16706 Instructions in comments with SSE3.
16707 (ix86_expand_sse_operands_builtin): Renamed to ...
16708 (ix86_expand_args_builtin): This. Updated.
16709 (ix86_expand_unop1_builtin): Update comments.
16710 (ix86_expand_builtin): Updated.
16711
16712 2008-04-29 Richard Guenther <rguenther@suse.de>
16713
16714 PR tree-optimization/36078
16715 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
16716 Update virtual SSA form after cleaning up the CFG.
16717
16718 2008-04-29 Richard Guenther <rguenther@suse.de>
16719
16720 PR middle-end/15255
16721 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
16722
16723 2008-04-29 Richard Guenther <rguenther@suse.de>
16724
16725 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
16726 (compute_may_aliases): Do not call finalize_ref_all_pointers.
16727 (compute_flow_insensitive_aliasing): Do not treat
16728 PTR_IS_REF_ALL pointers special.
16729 (get_smt_for): Likewise.
16730 (may_alias_p): Re-structure.
16731 (is_escape_site): A ref-all pointer conversion is not an escape site.
16732 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
16733 PTR_IS_REF_ALL pointers special.
16734 * tree-ssa-structalias.h (struct alias_info): Remove
16735 ref_all_symbol_mem_tag field.
16736 (PTR_IS_REF_ALL): Remove.
16737
16738 2008-04-29 Richard Guenther <rguenther@suse.de>
16739
16740 PR middle-end/36077
16741 * fold-const.c (extract_muldiv_1): In combining division constants
16742 make sure to never overflow.
16743
16744 2008-04-29 Nick Clifton <nickc@redhat.com>
16745
16746 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
16747
16748 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16749
16750 PR bootstrap/35169
16751 * optc-gen.awk: Work around HP-UX/IA awk bug.
16752
16753 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
16754
16755 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
16756 2008-04-25 commit.
16757
16758 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
16759
16760 PR target/36073
16761 * config/i386/i386.md
16762 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
16763 Change operand 1 predicate to nonimmediate_operand.
16764
16765 2008-04-28 Jakub Jelinek <jakub@redhat.com>
16766
16767 PR debug/36060
16768 * dwarf2out.c (struct die_struct): Mark as chain_circular through
16769 die_sub field.
16770 * gengtype.c (walk_type, write_func_for_structure): Handle
16771 chain_circular.
16772 * doc/gty.texi: Document chain_circular.
16773
16774 2008-04-28 Richard Guenther <rguenther@suse.de>
16775
16776 PR tree-optimization/36066
16777 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
16778 SCEV and loop.
16779
16780 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
16781
16782 PR target/36064
16783 * config/i386/i386.md
16784 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
16785 Use match_scratch instead of match_operand for operands 3 and 4.
16786
16787 2008-04-27 Richard Guenther <rguenther@suse.de>
16788
16789 PR tree-optimization/18754
16790 PR tree-optimization/34223
16791 * tree-pass.h (pass_complete_unrolli): Declare.
16792 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
16793 loop size before and after unconditionally of UL_NO_GROWTH in effect.
16794 Rewrite loop into loop closed SSA form if it is not already.
16795 (tree_unroll_loops_completely): Re-structure to iterate over
16796 innermost loops with intermediate CFG cleanups.
16797 Unroll outermost loops only if requested or the code does not grow
16798 doing so.
16799 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
16800 loops are available.
16801 (tree_vectorize): Instead do so here.
16802 (tree_complete_unroll): Also unroll outermost loops.
16803 (tree_complete_unroll_inner): New function.
16804 (gate_tree_complete_unroll_inner): Likewise.
16805 (pass_complete_unrolli): New pass.
16806 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
16807 uses outside of the loop.
16808 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
16809 form if it is available.
16810 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
16811 * passes.c (init_optimization_passes): Schedule complete inner
16812 loop unrolling pass before the first CCP pass after final inlining.
16813
16814 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
16815
16816 * targhooks.h (default_emutls_var_fields,
16817 default_emutls_var_init): Declare.
16818 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
16819 * target.h (struct gcc_target): Add struct emutls member.
16820 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
16821 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
16822 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
16823 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
16824 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
16825 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
16826 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
16827 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
16828 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
16829 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
16830 emit debug information.
16831 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
16832 * varasm.c: Include targhooks.h.
16833 (emutls_object_section, emutls_tmpl_section): New.
16834 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
16835 (EMUTLS_SEPARATOR): New.
16836 (prefix_name): New.
16837 (get_emutls_object_name): New.
16838 (default_emutls_var_fields): New, broken out of ...
16839 (get_emutls_object_type): ... here. Adjust to use target hooks.
16840 (get_emutls_init_templ_addr): Adjust to use target hooks.
16841 (emutls_decl): Adjust to use target hooks.
16842 (emutls_finish): Likewise.
16843 (default_emutls_var_init): New, broken out of ...
16844 (assemble_variable): ... here. Adjust to use target hooks.
16845 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
16846 SECCAT_EMUTLS_TMPL.
16847 * c-common.c (handle_section_attribute): Prevent overriding
16848 sections for emulated tls with special sections.
16849 * config/i386/i386.c (x86_64_elf_select_section): Add
16850 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
16851 (x86_64_elf_unique_section): Likewise.
16852 * config/vxworks.c: Include tree.h.
16853 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
16854 (vxworks_override_options): Set TLS scheme.
16855 * doc/tm.texi (Emulated TLS): New node.
16856
16857 2008-04-26 Simon Baldwin <simonb@google.com>
16858
16859 PR c/35652
16860 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
16861 with propagated string constants.
16862
16863 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
16864
16865 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
16866 constraint for operand 2 when operand 0 is memory operand.
16867 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
16868 operand 0 is memory operand.
16869 (fix_trunc<mode>_i387_with_temp): Ditto.
16870 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
16871 operand 2 when operand 1 is memory operand.
16872 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
16873 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
16874 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
16875 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
16876 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
16877 operands 2,3 and 4 when operand 1 is memory operand.
16878 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
16879 is memory operand.
16880 (fistdi2_floor_with_temp): Ditto.
16881 (fist<mode>2_floor_with_temp): Ditto.
16882 (fistdi2_ceil_with_temp): Ditto.
16883 (fist<mode>2_ceil_with_temp): Ditto.
16884 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
16885
16886 2008-04-26 David Daney <ddaney@avtrex.com>
16887
16888 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
16889 unspec_volitile.
16890 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
16891 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
16892 UNSPEC_UPDATE_GOT_VERSION): Renumber.
16893 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
16894 (compare_and_swap_12): New insn.
16895 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
16896 * config/mips/mips.c (mips_force_binary): New function.
16897 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
16898 (mips_expand_compare_and_swap_12): New function.
16899 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
16900
16901 2008-04-25 Jan Hubicka <jh@suse.cz>
16902
16903 PR testsuite/35843
16904 * cfgexpand.c (pass_expand): Turn into RTL pass.
16905 * passes.c (execute_one_pass): Do pass typechecking after execution.
16906 * tree-pass.h (pass_expand): Turn into RTL pass.
16907
16908 * function.h (struct rtl_data): Move here fields
16909 accesses_prior_frames, calls_eh_return, saves_all_registers,
16910 has_nonlocal_goto, has_asm_statement, is_thunk,
16911 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
16912 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
16913 arg_pointer_save_area_init from struct function; turn into bool.
16914 (struct function): Move
16915 calls_eh_return, saves_all_registers, has_nonlocal_goto,
16916 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
16917 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
16918 tail_call_emit, arg_pointer_save_area_init
16919 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
16920 (current_function_returns_struct, current_function_returns_pcc_struct,
16921 current_function_calls_setjmp, current_function_calls_alloca,
16922 current_function_accesses_prior_frames,
16923 current_function_calls_eh_return, current_function_is_thunk,
16924 current_function_stdarg, current_function_profile,
16925 current_function_limit_stack, current_function_uses_pic_offset_table,
16926 current_function_uses_const_pool, current_function_has_nonlocal_label,
16927 current_function_saves_all_registers,
16928 current_function_has_nonlocal_goto,
16929 current_function_has_asm_statement): Remove accesor macros.
16930 * ra-conflict.c (global_conflicts): Update.
16931 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
16932 (suitable_for_tail_call_opt_p): Update.
16933 * builtins.c (expand_builtin_return_addr): Update.
16934 (expand_builtin_setjmp_setup): Update.
16935 (expand_builtin_nonlocal_goto): Update.
16936 * final.c (final_start_function): Update.
16937 (profile_function): Update.
16938 (leaf_function_p): Update.
16939 (only_leaf_regs_used): Update.
16940 * df-scan.c (df_get_exit_block_use_set): Update.
16941 * dojump.c (clear_pending_stack_adjust): Update.
16942 * tree-stdarg.c (gate_optimize_stdarg): Update.
16943 * gimple-low.c (lower_function_body): Update.
16944 * global.c (compute_regsets): Update.
16945 (global_alloc): Update.
16946 * dwarf2out.c (dwarf2out_begin_prologue): Update.
16947 * expr.c (expand_assignment): Update.
16948 * dse.c (dse_step0): Update.
16949 (dse_step1): Update.
16950 * c-decl.c (store_parm_decls): Update.
16951 * local-alloc.c (combine_regs): Update.
16952 (find_free_reg): Update.
16953 * function.c (assign_parms_augmented_arg_list): Update.
16954 (assign_parm_find_data_types): Update.
16955 (assign_parms): Update.
16956 (allocate_struct_function): Update.
16957 (expand_function_start): Update.
16958 (expand_function_end): Update.
16959 (get_arg_pointer_save_area): Update.
16960 (thread_prologue_and_epilogue_insns): Update.
16961 (rest_of_match_asm_constraints): Update.
16962 * stor-layout.c (variable_size): Update.
16963 * gcse.c (gcse_main): Update.
16964 (bypass_jumps): Update.
16965 * gimplify.c (gimplify_function_tree): Update.
16966 * calls.c (emit_call_1): Update.
16967 (expand_call): Update.
16968 * bt-load.c (compute_defs_uses_and_gen): Update.
16969 * except.c (sjlj_assign_call_site_values): Update.
16970 (sjlj_emit_function_enter): Update.
16971 (can_throw_external): Update.
16972 (set_nothrow_function_flags): Update.
16973 (expand_builtin_unwind_init): Update.
16974 (expand_eh_return): Update.
16975 (convert_to_eh_region_ranges): Update.
16976 (output_function_exception_table): Update.
16977 * emit-rtl.c (gen_tmp_stack_mem): Update.
16978 * cfgexpand.c (expand_used_vars): Update.
16979 (tree_expand_cfg): Update.
16980 * cfgcleanup.c (rest_of_handle_jump): Update.
16981 * explow.c (allocate_dynamic_stack_space): Update.
16982 * varasm.c (assemble_start_function): Update.
16983 (force_const_mem): Update.
16984 (mark_constant_pool): Update.
16985 * tree-optimize.c (tree_rest_of_compilation): Update.
16986 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
16987 * tree-cfg.c (notice_special_calls): Update.
16988 (is_ctrl_altering_stmt): Update.
16989 (tree_can_make_abnormal_goto): Update.
16990 (tree_purge_dead_abnormal_call_edges): Update.
16991 * config/alpha/predicates.md: Update.
16992 * config/alpha/alpha.c (alpha_sa_mask): Update.
16993 (alpha_sa_size): Update.
16994 (alpha_does_function_need_gp): Update.
16995 (alpha_expand_prologue): Update.
16996 (alpha_start_function): Update.
16997 (alpha_output_function_end_prologue): Update.
16998 (alpha_expand_epilogue): Update.
16999 * config/frv/frv.c (frv_stack_info): Update.
17000 (frv_expand_epilogue): Update.
17001 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
17002 (s390_register_info): Update.
17003 (s390_frame_info): Update.
17004 (s390_init_frame_layout): Update.
17005 (s390_can_eliminate): Update.
17006 (save_gprs): Update.
17007 * config/spu/spu.c (spu_split_immediate): Update.
17008 (need_to_save_reg): Update.
17009 (spu_expand_prologue): Update.
17010 (spu_expand_epilogue): Update.
17011 * config/sparc/sparc.md: Update.
17012 * config/sparc/sparc.c (eligible_for_return_delay): Update.
17013 (sparc_tls_got): Update.
17014 (legitimize_pic_address): Update.
17015 (sparc_emit_call_insn): Update.
17016 (sparc_expand_prologue): Update.
17017 (output_return): Update.
17018 (print_operand): Update.
17019 (sparc_function_ok_for_sibcall): Update.
17020 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
17021 * config/m32r/m32r.md: Update.
17022 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
17023 (m32r_compute_frame_size): Update.
17024 (m32r_expand_prologue): Update.
17025 (m32r_expand_epilogue): Update.
17026 (m32r_legitimize_pic_address): Update.
17027 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
17028 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
17029 * config/i386/i386.c (ix86_frame_pointer_required): Update.
17030 (gen_push): Update.
17031 (ix86_save_reg): Update.
17032 (ix86_compute_frame_layout): Update.
17033 (ix86_expand_prologue): Update.
17034 (ix86_expand_epilogue): Update.
17035 * config/sh/sh.c (output_stack_adjust): Update.
17036 (calc_live_regs): Update.
17037 (sh5_schedule_saves): Update.
17038 (sh_expand_prologue): Update.
17039 (sh_expand_epilogue): Update.
17040 (sh_setup_incoming_varargs): Update.
17041 (sh_allocate_initial_value): Update.
17042 (sh_get_pr_initial_val): Update.
17043 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
17044 * config/sh/sh.md (label:): Update.
17045 * config/avr/avr.c (out_movhi_mr_r): Update.
17046 * config/crx/crx.h (enum): Update.
17047 * config/xtensa/xtensa.h (along): Update.
17048 * config/stormy16/stormy16.c Update.
17049 (xstormy16_compute_stack_layout): Update.
17050 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
17051 (fr30_expand_prologue): Update.
17052 * config/cris/cris.c (cris_conditional_register_usage): Update.
17053 (cris_reg_saved_in_regsave_area): Update.
17054 (cris_initial_frame_pointer_offset): Update.
17055 (cris_simple_epilogue): Update.
17056 (cris_expand_prologue): Update.
17057 (cris_expand_epilogue): Update.
17058 (cris_expand_pic_call_address): Update.
17059 (cris_asm_output_symbol_ref): Update.
17060 (cris_asm_output_label_ref): Update.
17061 * config/cris/cris.md Update.
17062 * config/iq2000/iq2000.c (compute_frame_size): Update.
17063 (iq2000_expand_epilogue): Update.
17064 * config/mt/mt.h (save_direction): Update.
17065 * config/mn10300/mn10300.c (mn10300_function_value): Update.
17066 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
17067 (ia64_secondary_reload_class): Update.
17068 * config/m68k/m68k.c (m68k_save_reg): Update.
17069 (m68k_expand_prologue): Update.
17070 (m68k_expand_epilogue): Update.
17071 (legitimize_pic_address): Update.
17072 * config/rs6000/rs6000.c (rs6000_got_register): Update.
17073 (first_reg_to_save): Update.
17074 (first_altivec_reg_to_save): Update.
17075 (compute_vrsave_mask): Update.
17076 (compute_save_world_info): Update.
17077 (rs6000_stack_info): Update.
17078 (spe_func_has_64bit_regs_p): Update.
17079 (rs6000_ra_ever_killed): Update.
17080 (rs6000_emit_eh_reg_restore): Update.
17081 (rs6000_emit_allocate_stack): Update.
17082 (rs6000_emit_prologue): Update.
17083 (rs6000_emit_epilogue): Update.
17084 (rs6000_output_function_epilogue): Update.
17085 (output_profile_hook): Update.
17086 (rs6000_elf_declare_function_name): Update.
17087 * config/rs6000/rs6000.h (rs6000_args): Update.
17088 * config/rs6000/rs6000.md: Update.
17089 * config/mcore/mcore.c (mcore_expand_prolog): Update.
17090 * config/arc/arc.c (arc_output_function_epilogue): Update.
17091 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
17092 * config/darwin.c (machopic_function_base_name): Update.
17093 * config/score/score3.c (score3_compute_frame_size): Update.
17094 (rpush): Update.
17095 (rpop): Update.
17096 (score3_epilogue): Update.
17097 * config/score/score7.c (score7_compute_frame_size): Update.
17098 (score7_prologue): Update.
17099 (score7_epilogue): Update.
17100 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
17101 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
17102 * config/arm/arm.c (use_return_insn): Update.
17103 (require_pic_register): Update.
17104 (arm_load_pic_register): Update.
17105 (arm_compute_save_reg0_reg12_mask): Update.
17106 (arm_compute_save_reg_mask): Update.
17107 (thumb1_compute_save_reg_mask): Update.
17108 (output_return_instruction): Update.
17109 (arm_output_function_prologue): Update.
17110 (arm_output_epilogue): Update.
17111 (arm_get_frame_offsets): Update.
17112 (arm_expand_prologue): Update.
17113 (thumb_pushpop): Update.
17114 (thumb_exit): Update.
17115 (thumb1_expand_prologue): Update.
17116 (thumb1_expand_epilogue): Update.
17117 (arm_unwind_emit): Update.
17118 (arm_output_fn_unwind): Update.
17119 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
17120 * config/arm/arm.md: Update.
17121 * config/pa/pa.md: Update.
17122 * config/pa/pa.c (legitimize_pic_address): Update.
17123 (compute_frame_size): Update.
17124 (hppa_expand_prologue): Update.
17125 (hppa_expand_epilogue): Update.
17126 (borx_reg_operand): Update.
17127 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
17128 (HARD_REGNO_RENAME_OK): Update.
17129 * config/mips/mips.c (mips_global_pointer): Update.
17130 (mips_save_reg_p): Update.
17131 (mips_compute_frame_info): Update.
17132 (mips_frame_pointer_required): Update.
17133 (mips_expand_prologue): Update.
17134 (mips_expand_epilogue): Update.
17135 (mips_can_use_return_insn): Update.
17136 (mips_reorg_process_insns): Update.
17137 * config/v850/v850.c (compute_register_save_size): Update.
17138 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
17139 * config/mmix/mmix.c (along): Update.
17140 (mmix_expand_epilogue): Update.
17141 * config/bfin/bfin.c (legitimize_pic_address): Update.
17142 (must_save_p): Update.
17143 (stack_frame_needed_p): Update.
17144 (add_to_reg): Update.
17145 (bfin_expand_prologue): Update.
17146 * stmt.c (expand_asm_operands): Update.
17147 * reload1.c (reload): Update.
17148 (init_elim_table): Update.
17149
17150 2008-04-25 Bob Wilson <bob.wilson@acm.org>
17151
17152 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
17153
17154 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
17155
17156 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
17157 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
17158 (mov<mode>): Removed.
17159 (*movv4sf_internal): Likewise.
17160 (*movv2df_internal): Likewise.
17161
17162 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
17163
17164 * config.gcc (crx-*-elf): Remove deprecation.
17165
17166 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
17167
17168 * config/i386/cygming-crtend.c (register_frame_ctor): Register
17169 __gcc_deregister_frame with atexit.
17170 (deregister_frame_dtor): Remove.
17171
17172 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
17173 Nathan Sidwell <nathan@codesourcery.com>
17174
17175 * config/rs6000/rs6000.opt (mspe): Remove Var property.
17176 (misel): Likewise.
17177 * config/rs6000/rs6000.h (rs6000_spe): Declare.
17178 (rs6000_isel): Likewise.
17179 * config/rs6000/rs6000.c (rs6000_spe): New variable.
17180 (rs6000_isel): New variable.
17181 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
17182
17183 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17184
17185 PR c++/35758
17186 * c-common.c (handle_vector_size_attribute): Call
17187 lang_hooks.types.reconstruct_complex_type instead of
17188 reconstruct_complex_type.
17189 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
17190 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
17191 * langhooks.h (struct lang_hooks_for_types): Add
17192 reconstruct_complex_type hook.
17193 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
17194 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
17195
17196 2008-04-24 Richard Guenther <rguenther@suse.de>
17197
17198 * c-common.h (check_builtin_function_arguments): Declare.
17199 * c-common.c (validate_nargs): New function.
17200 (check_builtin_function_arguments): Likewise.
17201 * c-typeck.c (build_function_call): Call
17202 check_builtin_function_arguments.
17203 * builtins.c (fold_builtin_classify): Remove error reporting code.
17204 (fold_builtin_unordered_cmp): Likewise.
17205 (fold_builtin_1): Likewise.
17206 (fold_builtin_n): Likewise.
17207
17208 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17209
17210 PR tree-optimization/36008
17211 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
17212 the original op1, rather than delta by step.
17213
17214 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
17215 Sebastian Pop <sebastian.pop@amd.com>
17216
17217 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
17218 eliminate_local_variables_stmt, eliminate_local_variables,
17219 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
17220 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
17221 of code delimited by two edges in the CFG.
17222 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
17223 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
17224 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
17225 the case of parallelisation of reductions.
17226 (expr_invariant_in_region_p): New.
17227
17228 * tree-flow.h (gather_blocks_in_sese_region): Declared.
17229 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
17230
17231 2008-04-24 Ira Rosen <irar@il.ibm.com>
17232 Richard Guenther <rguenther@suse.de>
17233
17234 PR tree-optimization/36034
17235 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
17236 incapable of dealing with loads with gaps.
17237
17238 2008-04-24 Rafael Espíndola <espindola@google.com>
17239
17240 * tree-flow.h (vrp_evaluate_conditional): Change signature.
17241 * tree-ssa-propagate.c (fold_predicate_in): Update call to
17242 vrp_evaluate_conditional.
17243 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
17244 (vrp_evaluate_conditional): Split the cond argument.
17245 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
17246 (simplify_stmt_for_jump_threading): Update call to
17247 vrp_evaluate_conditional.
17248
17249 2008-04-24 Ira Rosen <irar@il.ibm.com>
17250
17251 PR tree-optimization/35982
17252 * tree-vect-analyze.c (vect_check_interleaving): Check that the
17253 interleaved data-refs are of the same type.
17254
17255 2008-04-24 Danny Smith <dannysmith@users.net>
17256
17257 * c-format.c (check_format_info_main): Use strncmp rather than a
17258 magic prefix to handle multichar length specs.
17259 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
17260 Don't prefix "I64" and "I32" with '\0'.
17261
17262 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17263
17264 PR target/36015
17265 * config/i386/i386.c (init_cumulative_args): Don't pass anything
17266 in registers for -m32 only if stdarg_p (fntype).
17267
17268 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
17269
17270 PR rtl-optimization/36006
17271 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
17272 temp to op0 in order to avoid invalid rtx sharing.
17273
17274 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
17275
17276 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
17277 check TREE_INVARIANT.
17278 * tree-gimple.c (is_gimple_address): New.
17279 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
17280 * tree-gimple.h (is_gimple_address): New.
17281 * tree.h (decl_address_invariant_p): New.
17282 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
17283 (build_string): Likewise.
17284 (decl_address_invariant_p): New, from is_gimple_invariant_address.
17285 (tree_invariant_p_1): Likewise.
17286 (save_expr): Use it.
17287 (tree_invariant_p): New.
17288 (skip_simple_arithmetic): Use it.
17289 (stabilize_reference_1): Use it.
17290 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
17291 simplify.
17292 (build1_stat): Drop code to compute TREE_INVARIANT.
17293 (build2_stat): Drop code to compute TREE_INVARIANT.
17294 (build3_stat): Drop code to compute TREE_INVARIANT.
17295 (build4_stat): Drop code to compute TREE_INVARIANT.
17296 (build5_stat): Drop code to compute TREE_INVARIANT.
17297 (build7_stat): Drop code to compute TREE_INVARIANT.
17298 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
17299 * tree.h (struct tree_base): Remove invariant_flag.
17300 (TREE_INVARIANT): Remove.
17301 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
17302 (fold_builtin_expect): Check TREE_CONSTANT.
17303 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
17304 * c-tree.h (c_expr_to_decl): Drop third parameter.
17305 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
17306 (build_c_cast): Don't set TREE_INVARIANT.
17307 (pop_init_level): Don't set TREE_INVARIANT.
17308 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
17309 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
17310 TREE_CONSTANT.
17311 (gimplify_init_constructor): Don't set TREE_INVARIANT.
17312 (gimplify_addr_expr): Adjust comment.
17313 * tree-mudflap.c (mf_build_string):
17314 * print-tree.c (print_node): Don't print TREE_INVARIANT.
17315 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
17316 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
17317 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
17318 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
17319 * langhooks.h (struct lang_hooks): Drop third parameter from
17320 expr_to_decl.
17321
17322 2008-04-23 Richard Guenther <rguenther@suse.de>
17323
17324 PR tree-optimization/27799
17325 PR tree-optimization/32921
17326 PR tree-optimization/32624
17327 * tree-ssa-structalias.c (merge_smts_into): Only merge the
17328 SMTs aliases and the tag itself into the solution.
17329 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
17330 merge the points-to solution back into the SMT aliases.
17331 (may_alias_p): Use alias_set_subset_of instead of
17332 aliases_conflict_p. A pointer which points to
17333 memory with alias set zero may access any variable.
17334
17335 2008-04-23 Richard Guenther <rguenther@suse.de>
17336
17337 * alias.c (alias_set_subset_of): Correctly handle asking
17338 if zero is a subset of an alias set with zero child.
17339 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
17340 (compute_flow_insensitive_aliasing): Correctly walk all
17341 pointers. Do not unnecessarily union sets.
17342
17343 2008-04-23 Richard Guenther <rguenther@suse.de>
17344
17345 PR middle-end/36021
17346 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
17347
17348 2008-04-22 Tomas Bily <tbily@suse.cz>
17349
17350 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
17351 unreachable case.
17352 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
17353 NON_LVALUE_EXPR.
17354 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
17355 * tree-ssa-structalias.c (get_constraint_for): Likewise.
17356 * tree-inline.c (estimate_num_insns_1): Likewise.
17357 * varasm.c (const_hash_1, compare_constant, copy_constant)
17358 (compute_reloc_for_constant, output_addressed_constants): Likewise.
17359 * emit-rtl.c (component_ref_for_mem_expr)
17360 (set_mem_attributes_minus_bitpos): Likewise.
17361 * expr.c (highest_pow2_factor, expand_expr_real_1, )
17362 (is_aligning_offset): Likewise.
17363 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
17364 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
17365 * dojump.c (do_jump): Likewise.
17366 * builtins.c (get_pointer_alignment, get_memory_rtx)
17367 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
17368 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
17369
17370 2008-04-23 Jakub Jelinek <jakub@redhat.com>
17371
17372 PR rtl-optimization/36017
17373 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
17374 expanding the library call.
17375
17376 2008-04-22 Ian Lance Taylor <iant@google.com>
17377
17378 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
17379 than size_in_bytes.
17380
17381 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
17382
17383 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
17384 of LR/CTR moves for Power6.
17385
17386 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
17387
17388 PR middle-end/36003
17389 * passes.c (init_optimization_passes): Remove
17390 pass_fast_rtl_byte_dce.
17391
17392 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
17393
17394 PR target/29096
17395 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
17396 builtin functions to generate faster code.
17397 (_mm_cvtpu16_ps): Ditto.
17398 (_mm_cvtpi32x2_ps): Ditto.
17399
17400 2008-04-22 Nick Clifton <nickc@redhat.com>
17401
17402 * common.opt (ftree-loop-distribution): Add Optimization
17403 attribute.
17404
17405 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
17406 (frv_expand_builtin_va_start): Likewise.
17407
17408 * config/arm/arm.c (thumb_find_work_register): Fix location of
17409 argument register count.
17410
17411 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17412
17413 Support scheduling for ColdFire V1 and V3 microarchitecture.
17414 Improve scheduling of multiplication instructions.
17415
17416 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
17417 (mac): New instruction attribute.
17418 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
17419 (m68k_sched_mac): New variable.
17420 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
17421 Handle cfv1 and cfv3.
17422 (max_insn_size): New static variable.
17423 (struct _sched_ib): New type.
17424 (sched_ib): New static variable.
17425 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
17426 to fields of 'struct _sched_ib sched_ib'. Update all uses.
17427 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
17428 Update.
17429 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
17430 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
17431 new variables. Update.
17432 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
17433 Add modeling of cfv3 instruction buffer. Update.
17434 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
17435 * config/m68k/m68k.h (TUNE_CFV3): New macro.
17436 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
17437 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
17438 a particular reservation applies to.
17439 (type2): Reorganize attribute values. Rename alu to alu_reg,
17440 alu_l to alu, move_l to omove. Join move to alu. Split mul
17441 to mul_l and mul_w.
17442 (cf_ib_*): Simplify description of instruction buffer.
17443 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
17444 (cf_mem): Split into cf_mem1 and cf_mem2.
17445 (cf_v2_move_??): Rename to cfv12_alu_??.
17446 (cf_v2_move_l_??): Rename to cfv12_omove_??.
17447 (cf_v2_mul_??): Remove reservations.
17448 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
17449 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
17450 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
17451 appropriate place.
17452 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
17453 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
17454 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
17455 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
17456 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
17457 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
17458 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
17459 expansions of the above reservations for instructions of sizes
17460 1, 2 and 3 words.
17461
17462 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17463
17464 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
17465
17466 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
17467
17468 * coverage.c: Include tree-pass.h.
17469 (coverage_counter_alloc): Print da_file_name to the dump file.
17470
17471 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
17472
17473 * sbitmap.c (sbitmap_range_empty_p): New function.
17474 * sbitmap.h (sbitmap_range_empty_p): New function.
17475 * bitmap.h: Now includes obstack.h.
17476
17477 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
17478 Kenneth Zadeck <zadeck@naturalbridge.com>
17479
17480 * dbgcnt.def (ra_byte_scan): Added.
17481 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
17482 when the last hit happens for a counter.
17483 * timevar.def (TV_DF_BYTE_LR): New variable.
17484 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
17485 * passes.c (pass_fast_rtl_byte_dce): New pass.
17486 * fwprop.c (update_df): Added mode to call df_ref_create.
17487 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17488 DF_REF_EXTRACT_OFFSET.
17489 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
17490 DF_BYTE_LR_OUT, df_byte_lr): New macro.
17491 (df_mm): New enum.
17492 (df_ref_extract): Added mode field.
17493 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
17494 DF_REF_EXTRACT_OFFSET.
17495 (DF_REF_EXTRACT_MODE): New macro.
17496 (df_byte_lr_bb_info): New structure.
17497 (df_print_byte_regset, df_compute_accessed_bytes,
17498 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
17499 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
17500 df_byte_lr_simulate_uses,
17501 df_byte_lr_simulate_artificial_refs_at_top,
17502 df_byte_lr_simulate_artificial_refs_at_end,
17503 df_compute_accessed_bytes): New function.
17504 (df_ref_create): Add parameter.
17505 (df_byte_lr_get_bb_info): New inline function.
17506 * df-scan.c (df_ref_record, df_uses_record,
17507 df_ref_create_structure): Added mode parameter.
17508 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
17509 df_defs_record, df_uses_record, df_get_conditional_uses,
17510 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
17511 df_entry_block_defs_collect, df_exit_block_uses_collect):
17512 Added mode parameter to calls to df_ref_record, df_uses_record,
17513 df_ref_create_structure.
17514 (df_ref_equal_p, df_ref_compare): Added test for modes.
17515 (df_ref_create_structure): Added code to set mode. Renamed
17516 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17517 DF_REF_EXTRACT_OFFSET.
17518 * df-core.c (df_print_byte_regset): New function.
17519 * df-byte-scan.c: New file.
17520 * df-problems.c (df_rd_transfer_function): Removed unnecessary
17521 calls to BITMAP_FREE.
17522 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
17523 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
17524 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
17525 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
17526 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
17527 df_byte_lr_local_compute, df_byte_lr_init,
17528 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
17529 df_byte_lr_transfer_function, df_byte_lr_free,
17530 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
17531 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
17532 df_byte_lr_simulate_uses,
17533 df_byte_lr_simulate_artificial_refs_at_top,
17534 df_byte_lr_simulate_artificial_refs_at_end): New function.
17535 * dce.c (byte_dce_process_block): New function.
17536 (dce_process_block): au is now passed in rather than computed
17537 locally. Changed loops that look at artificial defs to not look
17538 for conditional or partial ones, because there never are any.
17539 (fast_dce): Now is able to drive byte_dce_process_block or
17540 dce_process_block depending on the kind of dce being done.
17541 (rest_of_handle_fast_dce): Add parameter to fast_dce.
17542 (rest_of_handle_fast_byte_dce): New function.
17543 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
17544 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
17545
17546 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
17547
17548 PR fortran/35019
17549 * gcc.h: Added fortran options that take arguments to
17550 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
17551 macros.
17552
17553 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
17554
17555 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
17556 scalarization if on the LHS and not a full access.
17557
17558 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17559
17560 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
17561
17562 2008-04-18 Rafael Espíndola <espindola@google.com>
17563
17564 * tree-vrp.c (find_case_label_index): Fix the binary search.
17565 (find_case_label_range): New.
17566 (vrp_visit_switch_stmt): Use find_case_label_range.
17567 (simplify_switch_using_ranges): Use find_case_label_range.
17568
17569 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
17570
17571 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
17572 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
17573
17574 2008-04-18 Tom Tromey <tromey@redhat.com>
17575
17576 PR libcpp/15500:
17577 * doc/cpp.texi (Implementation-defined behavior): Mention
17578 -finput-charset.
17579
17580 2008-04-18 Ian Lance Taylor <iant@google.com>
17581
17582 * fold-const.c (pointer_may_wrap_p): New static function.
17583 (fold_comparison): Add another test for pointer overflow. Use
17584 pointer_may_wrap_p to disable some false positives.
17585
17586 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
17587
17588 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
17589 (fname_as_string): Match updated cpp_interpret_string prototype.
17590 (fix_string_type): Support char16_t* and char32_t*.
17591 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
17592 derivative) nodes. Register as builtin if C++0x.
17593 (c_parse_error): Support CPP_CHAR{16,32}.
17594 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
17595 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
17596 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
17597 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
17598 CTI_CHAR32_ARRAY_TYPE>: New elements.
17599 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
17600 char32_type_node, signed_char32_type_node, char16_array_type_node,
17601 char32_array_type_node): New defines.
17602 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
17603 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
17604 (lex_string): Support CPP_STRING{16,32}, match updated
17605 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
17606 (lex_charconst): Support CPP_CHAR{16,32}.
17607 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
17608 and CPP_STRING{16,32}.
17609
17610 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
17611
17612 PR bootstrap/35457
17613 * aclocal.m4: Regenerate.
17614 * configure: Regenerate.
17615
17616 2008-04-18 Jan Hubicka <jh@suse.cz>
17617
17618 * except.c (dw2_size_of_call_site_table,
17619 sjlj_size_of_call_site_table): Use vector API for call_site_record.
17620
17621 * cgraphbuild.c (build_cgraph_edges): Update.
17622 * tree-pass.h: Update comment.
17623 * final.c (leaf_function_p): Update.
17624 (leaf_renumber_regs): Update.
17625 (rest_of_clean_state): Update.
17626 * omp-low.c (expand_omp_parallel): Update.
17627 * ipa-reference.c (analyze_function): Update.
17628 * reorg.c (find_end_label): Update.
17629 (optimize_skip): Update.
17630 (fill_simple_delay_slots): Update.
17631 (fill_simple_delay_slots): Update.
17632 (make_return_insns): Update.
17633 (dbr_schedule): Update.
17634 * gimple-low.c (record_vars_into): Update.
17635 * cfgbuild.c (make_edges): Update.
17636 * function.c (assign_stack_local): Update.
17637 (assign_parm_adjust_stack_rtl): Update.
17638 (locate_and_pad_parm): Update.
17639 (allocate_struct_function): Do not initialize stack_alignment_needed
17640 and preferred_stack_boundary here.
17641 (stack_protect_prologue): Update.
17642 (stack_protect_epilogue): Update.
17643 (expand_function_start): Initialize stack_alignment_needed,
17644 preferred_stack_boundary and max_jumptable_ents.
17645 (expand_function_end): Update.
17646 (free_after_compilation): Do not NULLify epilogue_delay_list.
17647 * function.h (struct rtl_data): Add stack_protect_guard,
17648 stack_alignment_needed,
17649 preferred_stack_boundary, epilogue_delay_list.
17650 (struct function): Remove value_histograms, stack_alignment_needed,
17651 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
17652 last_label_uid,
17653 unexpanded_var_list, stack_protect_guard.
17654 (current_function_epilogue_delay_list): Remove.
17655 * ipa-type-escape.c (analyze_function): Update.
17656 * gimplify.c (pop_gimplify_context): Update comment.
17657 * calls.c (expand_call): Update.
17658 (emit_library_call_value_1): Update.
17659 * except.c (set_nothrow_function_flags): Update.
17660 * cfgexpand.c (get_decl_align_unit): Update.
17661 (create_stack_guard): Update.
17662 (estimated_stack_frame_size): Update.
17663 (expand_used_vars): Update.
17664 (tree_expand_cfg): Free histogram earliers, init expansion variables.
17665 * explow.c (allocate_dynamic_stack_space): Update.
17666 * tree-ssa-live.c (remove_unused_locals): Update.
17667 * varasm.c (mark_constant_pool): Update.
17668 * tree-inline.c (remap_decls): Update.
17669 (initialize_cfun): Update.
17670 (declare_return_variable): Update.
17671 (inline_forbidden_p): Update.
17672 (expand_call_inline): Update.
17673 (declare_inline_vars): Update.
17674 (tree_function_versioning): Update.
17675 * tree-flow.h (value_histograms): New.
17676 (VALUE_HISTOGRAMS): New macro.
17677 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
17678 last_label_uid.
17679 * tree-cfg.c (set_bb_for_stmt): Update.
17680 (replace_by_duplicate_decl): Update.
17681 (move_block_to_fn): Update.
17682 (new_label_mapper): Update.
17683 (dump_function_to_file): Update.
17684 * ipa-struct-reorg.c (build_data_structure): Update.
17685 * cfgrtl.c (print_rtl_with_bb): Update.
17686 * reload1.c (reload): Update.
17687 (reload): Update.
17688 * config/i386/i386.c (setup_incoming_varargs_64,
17689 ix86_compute_frame_layout): Update.
17690 * config/arc/arc.c (arc_output_function_epilogue): Update.
17691
17692 2008-04-18 Marius Strobl <marius@FreeBSD.org>
17693
17694 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
17695 for FreeBSD as well.
17696 * gthr-posix95.h: Likewise.
17697
17698 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
17699
17700 PR rtl-optimization/35838
17701 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
17702 out the byte offset of the first subreg.
17703
17704 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
17705
17706 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
17707 to split_ti instead of three separate calls with single member arrays.
17708 (subti3 splitter): Ditto.
17709 (adddi3 splitter): Ditto with split_di.
17710 (subdi3 splitter): Ditto.
17711 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
17712 two separate calls with single member arrays. Swap match_dup
17713 operands 1 and 2 to better fit into the array.
17714 (negdi2 splitter): Ditto with split_di.
17715 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
17716 two separate calls with single member arrays. Swap match_dup operands
17717 6 and 7 to better fit into the array.
17718
17719 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
17720
17721 * config/i386/i386.c (sse_builtin_type): New.
17722 (bdesc_sse_args): Likewise.
17723 (bdesc_sse_3arg): Removed.
17724 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
17725 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
17726 IX86_BUILTIN_ROUNDPS.
17727 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
17728 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
17729 IX86_BUILTIN_ROUNDPS.
17730 (ix86_expand_sse_4_operands_builtin): Removed.
17731 (ix86_expand_sse_operands_builtin): New.
17732 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
17733 and CODE_FOR_sse4_1_roundps.
17734 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
17735 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
17736
17737 2008-04-17 Alan Modra <amodra@bigpond.net.au>
17738
17739 PR target/35907
17740 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
17741 regs before frame pop when needed. If use_backchain_to_restore_sp
17742 then load backchain into a temp reg to restore vr and vrsave. Add
17743 code to restore vr after frame pop if possible.
17744
17745 2008-04-17 Richard Guenther <rguenther@suse.de>
17746
17747 * tree-vn.c (expressions_equal_p): Do not check type
17748 equality or compatibility before calling operand_equal_p.
17749 * fold-const.c (operand_equal_p): Check equivalence of
17750 integer constants before bailing out due to signedness or
17751 precision differences.
17752 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
17753 spurious differences in type qualification. Ignore types
17754 for COMPONENT_REFs at all.
17755
17756 2008-04-17 Christian Bruel <christian.bruel@st.com>
17757
17758 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
17759 msw_skip comparison.
17760
17761 2008-04-16 Jakub Jelinek <jakub@redhat.com>
17762
17763 PR c/35739
17764 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
17765 reg type.
17766
17767 PR tree-optimization/35899
17768 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
17769 rather than TREE_OPERAND.
17770
17771 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
17772
17773 PR target/35944
17774 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
17775 temporary registers. Change operand predicate to general_operand.
17776 (remainderxf3): Ditto.
17777
17778 2008-04-16 Richard Guenther <rguenther@suse.de>
17779
17780 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
17781 * tree-affine.c (aff_combination_expand): Look through some
17782 conversions.
17783
17784 2008-04-15 Doug Kwan <dougkwan@google.com>
17785
17786 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
17787 for hex printing.
17788 * tree-pretty-print.c (dump_generic_node): Ditto.
17789 * final.c (output_addr_const): Ditto.
17790 * dwarf2out.c (output_cfi): Ditto.
17791 * c-pretty-print.c (pp_c_integer_constant): Ditto.
17792 * print-rtl.c (print_rtx): Ditto.
17793 * print-tree.c (print_node_brief, print_node): Ditto.
17794 * c-common.c (match_case_to_enum_1): Ditto.
17795 * sched-vis.c (print_value): Ditto.
17796 * config/i386/i386.c (print_operand): Cast to long unsigned int
17797 for hex printing.
17798
17799 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
17800 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
17801 MS Windows VirtualProtect function.
17802
17803 2008-04-15 Jan Hubicka <jh@suse.cz>
17804
17805 * gengtype.c (write_root): Param_is argument is OK.
17806 * expr.c (expand_expr_real_1): Update call of get_exception_*.
17807 * function.h: Include varray.h
17808 (rtl_eh): New stucture based on except.c one.
17809 (call_site_record): New forward declaration and vector type.
17810 * calls.c (emit_call_1): Do not call
17811 note_current_region_may_contain_throw.
17812 * except.c (eh_status): Remove cur_region, try_region since they are
17813 unused.
17814 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
17815 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
17816 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
17817 Remove call_site_data_used, call_site_data_size.
17818 Turn call_site_record into vector in function.h.
17819 (note_current_region_may_contain_throw): Remove.
17820 (get_exception_pointer, get_exception_filter): Do not take struct
17821 function argument; update.
17822 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
17823 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
17824 build_post_landing_pads, dw2_build_landing_pads,
17825 sjlj_assign_call_site_values, sjlj_mark_call_sites,
17826 sjlj_emit_function_enter, sjlj_emit_function_enter,
17827 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
17828 sjlj_build_landing_pads, finish_eh_generation,
17829 remove_exception_handler_label, remove_eh_handler,
17830 maybe_remove_eh_handler, add_reachable_handler,
17831 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
17832 add_action_record, collect_one_action_chain, add_call_site,
17833 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
17834 sjlj_output_call_site_table, output_function_exception_table,
17835 * except.h (note_current_region_may_contain_throw): Remove
17836 (get_exception_pointer, get_exception_filter): Do not take struct
17837 function argument.
17838 * Makefile.in (GTFILES): Put varargs before struct function.
17839
17840 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
17841
17842 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
17843 punt for STRING_CST.
17844 (get_constraint_for): Deal with STRING_CST here instead.
17845
17846 2008-04-15 Richard Guenther <rguenther@suse.de>
17847
17848 * tree-ssa-propagate.c (substitute_and_fold): Substitute
17849 statements in a basic-block with a backward walk. Do not
17850 substitute into dead statements but instead remove those.
17851
17852 2008-04-15 Richard Guenther <rguenther@suse.de>
17853
17854 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
17855 to zero, thus disable creation of SFTs.
17856
17857 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
17858
17859 * tree-predcom.c (suitable_reference_p): Return false if the
17860 reference can throw.
17861
17862 2008-04-15 Jakub Jelinek <jakub@redhat.com>
17863
17864 PR c/35751
17865 * c-decl.c (finish_decl): If extern or static var has variable
17866 size, set TREE_TYPE (decl) to error_mark_node.
17867
17868 2008-04-15 Rafael Espíndola <espindola@google.com>
17869
17870 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
17871 variable arg1.
17872
17873 2008-04-15 Richard Guenther <rguenther@suse.de>
17874
17875 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
17876 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
17877 (visit_reference_op_load): Do walk vuse-vdef chains on
17878 vn_reference_lookup.
17879 (visit_reference_op_store): But do not here.
17880 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
17881 vn_reference_lookup.
17882 (vn_lookup_with_vuses): But do so here.
17883
17884 2008-04-14 Ian Lance Taylor <iant@google.com>
17885
17886 * fold-const.c (fold_overflow_warning): Remove assertion.
17887
17888 2008-04-15 Ben Elliston <bje@au.ibm.com>
17889
17890 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
17891 temp1 local variables.
17892
17893 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
17894
17895 PR target/35661
17896 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
17897 ".text.unlikely" section as executable.
17898
17899 2008-04-14 James E. Wilson <wilson@tuliptree.org>
17900
17901 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17902 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
17903 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
17904 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
17905 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
17906 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
17907 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
17908
17909 2008-04-14 Ian Lance Taylor <iant@google.com>
17910
17911 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
17912 * fold-const.c (fold_comparison): If appropriate, test
17913 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
17914 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
17915 reassociating a pointer type.
17916 * doc/invoke.texi (Optimize Options): Document that
17917 -fstrict-overflow applies to pointer wraparound.
17918
17919 2008-04-13 Jan Hubicka <jh@suse.cz>
17920
17921 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
17922
17923 2008-04-12 Andrew Pinski <pinskia@gmail.com>
17924
17925 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
17926 we are going to "save the world".
17927
17928 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
17929
17930 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
17931 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
17932 operand 0 constraint, not "=".
17933
17934 2008-04-11 James E. Wilson <wilson@tuliptree.org>
17935
17936 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
17937
17938 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
17939
17940 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
17941 of size of positions_needed * CHAR_BIT.
17942
17943 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
17944
17945 PR middle-end/35897
17946 * dse.c (store_info): Change positions_needed to unsigned
17947 HOST_WIDE_INT.
17948 (lowpart_bitmask): New.
17949 (record_store): Cast to unsigned HOST_WIDE_INT for
17950 positions_needed. Assert width <= size of positions_needed *
17951 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
17952 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
17953 lowpart_bitmask to set mask.
17954
17955 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
17956
17957 * config/bfin/constraints.md: New file.
17958 * config/bfin/bfin.md: Include it.
17959 (adddi3): Use satisfies_constraint functions instead of the old macros.
17960 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
17961 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
17962 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
17963 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
17964 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
17965 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
17966 EXTRA_CONSTRAINT): Delete.
17967 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
17968 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
17969 of the old macros.
17970 * config/bfin/bfin.c: Include "tm-constrs.h".
17971 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
17972 Use satisfies_constraint functions instead of the old macros.
17973 * doc/md.texi (Blackfin Constraints): Update file name reference.
17974
17975 2008-04-11 Richard Guenther <rguenther@suse.de>
17976
17977 PR tree-optimization/35869
17978 * tree-vrp.c (execute_vrp): Move switch statement update after
17979 jump threading. Schedule another cfg cleanup run.
17980
17981 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
17982
17983 PR c/35744
17984 * attribs.c (decl_attributes): Return early on errorneous node.
17985
17986 2008-04-10 Oleg Ryjkov <olegr@google.com>
17987
17988 * tree.h (struct tree_base): Added a new flag default_def_flag.
17989 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
17990
17991 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
17992
17993 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
17994
17995 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17996
17997 PR target/35768
17998 * pa.md: Define mode iterator P. Define mode attribute dwc.
17999 (dcacheflush): Update pattern to use iterator P and attribute dwc.
18000 (icacheflush): Likewise.
18001 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
18002 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
18003
18004 2008-04-11 Ben Elliston <bje@au.ibm.com>
18005
18006 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
18007
18008 2008-04-10 Rafael Espíndola <espindola@google.com>
18009
18010 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
18011 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
18012 (extract_range_from_expr): The same.
18013
18014 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
18015
18016 * config/mips/mips.md (GPR2): New mode iterator.
18017 (seq): Add comment.
18018 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
18019 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
18020 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
18021 Rewrite these to take two modes, the mode of comparison and the
18022 mode of the destination.
18023 * config/mips/mips.c (mips_expand_scc): Instead of having
18024 paradoxical subreg as destination, expand "narrowing" scc if mode
18025 of comparison is SI and target is requested in DI mode.
18026 (mips_emit_int_order_test): Update comment. Make mode of
18027 comparison match CMP0 rather than TARGET. When creating inverse
18028 target use mode of TARGET.
18029
18030 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
18031
18032 * gcov-dump.c (tag_summary): Only print summaries for the first
18033 GCOV_COUNTERS_SUMMABLE counters.
18034
18035 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
18036
18037 * config/i386/i386.md (absneg): New code iterator.
18038 (absnegprefix): New code attribute.
18039 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
18040 patterns using absneg code iterator.
18041 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
18042 using absneg code iterator.
18043 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
18044 *neg<mode>2 patterns using absneg code iterator.
18045 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
18046 *negextendsfdf2 patterns using absneg code iterator.
18047 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
18048 *negextendsfxf2 patterns using absneg code iterator.
18049 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
18050 *negextendsfdf2 patterns using absneg code iterator.
18051 * config/i386/sse.md (<code><mode>2): Macroize expander from
18052 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
18053
18054 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
18055
18056 * config/s390/s390.h: Remove the remains of the recent search
18057 & replace action of current_function_outgoing_args_size.
18058
18059 2008-04-10 Ira Rosen <irar@il.ibm.com>
18060
18061 PR tree-optimization/35821
18062 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
18063 NEW_STMT_LIST is not NULL.
18064
18065 2008-04-09 David Edelsohn <edelsohn@gnu.org>
18066
18067 PR libstdc++/35597
18068 * toplev.c (process_options): Remove -ffunction-sections debugging
18069 warning.
18070
18071 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
18072
18073 PR middle-end/PR28690
18074 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
18075 than gen_rtx_fmt_ee to perform more canonicalizations.
18076
18077 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18078
18079 PR driver/35665
18080 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
18081
18082 2008-04-09 Richard Guenther <rguenther@suse.de>
18083
18084 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
18085 (dump_function_to_file): Dump function arguments with types.
18086
18087 2008-04-08 Richard Guenther <rguenther@suse.de>
18088
18089 * fold-const.c (fold_widened_comparison): Do not allow
18090 sign-changes that change the result.
18091
18092 2008-04-08 Janis Johnson <janis187@us.ibm.com>
18093
18094 PR target/35839
18095 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
18096 kinds of indirect references.
18097
18098 2008-04-08 David Edelsohn <edelsohn@gnu.org>
18099
18100 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
18101 GNU Fortran language string.
18102
18103 2008-04-08 Rafael Espíndola <espindola@google.com>
18104
18105 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
18106 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
18107 * tree.h (tree_call_nonnegative_warnv_p): New.
18108
18109 2008-04-08 Jan Hubicka <jh@suse.cz>
18110
18111 * function.c (free_after_compilation): Clear out regno_reg_rtx
18112 pointer.
18113
18114 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
18115
18116 Revert
18117 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
18118
18119 PR middle-end/PR28690
18120 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
18121 same precedence as REG_POINTER and MEM_POINTER operands.
18122
18123 2008-04-08 Richard Guenther <rguenther@suse.de>
18124
18125 PR middle-end/35834
18126 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
18127 for adding index to base.
18128
18129 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
18130
18131 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
18132 (MINGW_ENABLE_EXECUTE_STACK): New.
18133 (IN_LIBGCC2): For libgcc include windows.h file for
18134 function declarations.
18135
18136 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
18137
18138 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
18139 and tem2 if tem1 is not a REG or MULT.
18140
18141 2008-04-08 Jan Hubicka <jh@suse.cz>
18142
18143 * function.h (incomming_args): Break out of struct function.
18144 (function_subsections): Break out of struct function.
18145 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
18146 return_rtx and hard_reg_initial_vals from struct function.
18147 Kill inl_max_label_num.
18148 (current_function_pops_args, current_function_args_info,
18149 current_function_args_size, current_function_args_size,
18150 current_function_pretend_args_size,
18151 current_function_outgoing_args_size,
18152 current_function_internal_arg_pointer, current_function_return_rtx):
18153 Kill compatibility accestor macros.
18154 * builtins.c (expand_builtin_apply_args_1): Update.
18155 (expand_builtin_next_arg): Update.
18156 * df-scan.c (df_get_call_refs): Update.
18157 * dbxout.c (dbxout_function_end): Update.
18158 * dwarf2out.c (dwarf2out_switch_text_section): Update.
18159 (output_line_info): Update.
18160 (secname_for_decl): Update.
18161 (dwarf2out_var_location): Update.
18162 * function.c (free_after_compilation): Update.
18163 (assign_parm_find_stack_rtl): Update.
18164 (assign_parms): Update.
18165 (expand_dummy_function_end): Update.
18166 (expand_function_end): Update.
18167 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
18168 (expand_call): Update.
18169 (emit_library_call_value_1): Update.
18170 (store_one_arg): Update.
18171 * varasm.c (initialize_cold_section_name): Update.
18172 (unlikely_text_section): Update.
18173 (unlikely_text_section_p): Update.
18174 (assemble_start_function): Update.
18175 (assemble_end_function): Update.
18176 (default_section_type_flags): Update.
18177 (switch_to_section): Update.
18178 * integrate.c (set_decl_abstract_flags): Update.
18179 (get_hard_reg_initial_val): Update.
18180 (has_hard_reg_initial_val): Update.
18181 (allocate_initial_values): Update.
18182 * resource.c (init_resource_info): Update.
18183 * config/alpha/alpha.c (NUM_ARGS): Update.
18184 (direct_return): Update.
18185 (alpha_va_start): Update.
18186 (alpha_sa_size): Update.
18187 (alpha_initial_elimination_offset): Update.
18188 (alpha_expand_prologue): Update.
18189 (alpha_start_function): Update.
18190 (alpha_expand_epilogue): Update.
18191 (unicosmk_initial_elimination_offset):
18192 * config/alpha/alpha.md (call expander): Update.
18193 * config/s390/s390.c (s390_register_info): Update.
18194 (s390_register_info): Update.
18195 (s390_frame_info): Update.
18196 (s390_initial_elimination_offset): Update.
18197 (s390_build_builtin_va_list): Update.
18198 (s390_va_start): Update.
18199 * config/spu/spu.c (direct_return): Update.
18200 (spu_expand_prologue): Update.
18201 (spu_initial_elimination_offset): Update.
18202 (spu_build_builtin_va_list): Update.
18203 (spu_va_start): Update.
18204 * config/sparc/sparc.c (sparc_init_modes): Update.
18205 (sparc_compute_frame_size): Update.
18206 (function_value): Update.
18207 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
18208 * config/i386/i386.md (return expander): Update.
18209 * config/i386/i386.c (ix86_va_start): Update.
18210 (ix86_can_use_return_insn_p): Update.
18211 (ix86_compute_frame_layout): Update.
18212 (ix86_expand_epilogue): Update.
18213 * config/sh/sh.c (output_stack_adjust): Update.
18214 (calc_live_regs): Update.
18215 (sh_expand_prologue): Update.
18216 (sh_builtin_saveregs): Update.
18217 (sh_va_start): Update.
18218 (initial_elimination_offset): Update.
18219 (sh_allocate_initial_value): Update.
18220 (sh_function_ok_for_sibcall): Update.
18221 (sh_get_pr_initial_val): Update.
18222 * config/sh/sh.md (return expander): Update.
18223 * config/avr/avr.c (frame_pointer_required_p): UPdate.
18224 * config/crx/crx.c (crx_compute_frame): UPdate.
18225 (crx_initial_elimination_offset): UPdate.
18226 * config/xtensa/xtensa.c (compute_frame_size): Update
18227 (xtensa_builtin_saveregs): Update.
18228 (xtensa_va_start): Update.
18229 (order_regs_for_local_alloc): Update.
18230 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
18231 (xstormy16_expand_builtin_va_start): Update.
18232 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
18233 * config/m68hc11/m68hc11.md (return expanders): Update.
18234 * config/m68hc11/m68hc11.c (expand_prologue): Update.
18235 (expand_epilogue): Update.
18236 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
18237 (cris_simple_epilogue): Update.
18238 (cris_expand_prologue): Update.
18239 (cris_expand_epilogue): Update.
18240 * config/iq2000/iq2000.c (iq2000_va_start): Update.
18241 (compute_frame_size): Update.
18242 * config/mt/mt.c (mt_compute_frame_size): Update.
18243 * config/mn10300/mn10300.c (expand_prologue): Update.
18244 (expand_epilogue): Update.
18245 (initial_offset): Update.
18246 (mn10300_builtin_saveregs):
18247 * config/mn10300/mn10300.md (return expander): Update.
18248 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
18249 (ia64_initial_elimination_offset): Update.
18250 (ia64_initial_elimination_offset): Update.
18251 (ia64_expand_prologue): Update.
18252 * config/m68k/m68k.md (return expander): Update.
18253 * config/rs6000/rs6000.c (rs6000_va_start): Update.
18254 (rs6000_stack_info): Update.
18255 * config/mcore/mcore.c (layout_mcore_frame): Update.
18256 (mcore_expand_prolog): Update.
18257 * config/arc/arc.c (arc_compute_frame_size): Update.
18258 * config/score/score3.c (score3_compute_frame_size): Update.
18259 * config/score/score7.c (score7_compute_frame_size): Update.
18260 * config/arm/arm.c (use_return_insn): Update.
18261 (thumb_find_work_register): Update.
18262 (arm_compute_save_reg_mask): Update.
18263 (arm_output_function_prologue): Update.
18264 (arm_output_epilogue): Update.
18265 (arm_size_return_regs): Update.
18266 (arm_get_frame_offsets): Update.
18267 (arm_expand_prologue): Update.
18268 (thumb_exit): Update.
18269 (thumb_unexpanded_epilogue): Update.
18270 (thumb1_output_function_prologue): Update.
18271 * config/pa/pa.md (return expander): Update.
18272 * config/pa/pa.c (compute_frame_size): Update.
18273 (hppa_builtin_saveregs): Update.
18274 * config/mips/mips.c (mips_va_start): Update.
18275 (mips16_build_function_stub): Update.
18276 (mips_compute_frame_info): Update.
18277 (mips_restore_gp): Update.
18278 (mips_output_function_prologue): Update.
18279 (mips_expand_prologue): Update.
18280 * config/v850/v850.c (compute_frame_size): Update.
18281 (expand_prologue): * config/mmix/mmix.c (along): update.
18282 (mmix_initial_elimination_offset): update.
18283 (mmix_reorg): update.
18284 (mmix_use_simple_return): update.
18285 (mmix_expand_prologue): update.
18286 (mmix_expand_epilogue): Update.
18287 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
18288 (emit_link_insn): Update.
18289
18290 2008-04-08 Anatoly Sokolov <aesok@post.ru>
18291
18292 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
18293 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
18294 instructions.
18295 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
18296 atmega103 device.
18297
18298 2008-04-07 Jan Hubicka <jh@suse.cz>
18299
18300 * function.h (rtl): Rename to x_rtl.
18301 (crtl): New define.
18302 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
18303 frame_offset, stack_check_probe_note, arg_pointer_save_area,
18304 used_temp_slots avail_temp_slots, temp_slot_level,
18305 nonlocal_goto_handler_labels): Update accesstors.
18306 (rtl): New global variable.
18307 (struct function): Move some fileds to rtl_data.
18308 (get_arg_pointer_save_area): Update prototype.
18309 * builtins.c (expand_builtin_setjmp_receiver): Update call of
18310 get_arg_pointer_save_area.
18311 * expr.c (init_expr): Update
18312 * function.c (get_frame_size): Update
18313 (assign_stack_local): Update
18314 (expand_function_end): Update.
18315 (get_art_pointer_save_area): Update
18316 * function.h
18317 * emit-rtl.c (rtl): Declare.
18318 (regno_reg_rtx): Declare.
18319 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
18320 Update.
18321 (gen_reg_rtx): Update.
18322 * varasm.c (n_deferred_constatns): Update accestor.
18323 (init_varasm_status): Do not allocate varasm_status.
18324 (force_const_mem, get_pool_size, output_constant_pool): Update.
18325 * stmt.c (force_label_rtx): Do not use x_ prefixes.
18326 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
18327 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
18328 * sparc/sparc.h (INIT_EXPANDERS): Update.
18329 * ia64/ia64.h (INIT_EXPANDERS): Update.
18330
18331 2008-04-07 James E. Wilson <wilson@tuliptree.org>
18332
18333 * reload.c (push_secondary_reload): Add missing break to for loop.
18334
18335 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
18336
18337 PR middle-end/PR28690
18338 * rtlanal.c: Update copyright years.
18339 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
18340 as REG_POINTER and MEM_POINTER operands.
18341 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
18342 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
18343 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
18344 * gcse.c: Update copyright years.
18345 (pre_delete): Call gen_reg_rtx_and_attrs.
18346 (hoist_code): Likewise.
18347 (build_store_vectors): Likewise.
18348 (delete_store): Likewise.
18349 * loop-invariant.c (move_invariant_reg): Likewise.
18350 Update copyright years.
18351
18352 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
18353
18354 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
18355 control string instead of quoted.
18356
18357 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
18358
18359 * doc/rtl.texi: Rewrite of subreg section.
18360
18361 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
18362
18363 PR/35842
18364 * config/i386/i386.c (legitimize_pic_address): Add treating
18365 of dllimport SYM_REF's.
18366 (legitimize_dllimport_symbol): Add prototype.
18367
18368 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
18369
18370 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
18371 reference in constructor with non self-referential type.
18372
18373 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
18374
18375 Removal of Return with Depressed Stack Pointer support
18376 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
18377 (ECF_SP_DEPRESSED): Likewise.
18378 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
18379 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
18380 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18381 (expand_call): Do not test ECF_SP_DEPRESSED.
18382 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18383 * function.c (keep_stack_depressed): Delete.
18384 (handle_epilogue_set): Likewise.
18385 (update_epilogue_consts): Likewise.
18386 (emit_equiv_load): Likewise.
18387 (thread_prologue_and_epilogue_insns): Remove support for Return with
18388 Depressed Stack Pointer.
18389 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18390
18391 2008-04-06 Richard Guenther <rguenther@suse.de>
18392
18393 PR tree-optimization/35400
18394 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
18395 information from SSA_NAMEs.
18396
18397 2008-04-06 Anatoly Sokolov <aesok@post.ru>
18398
18399 * config/avr/avr.h (avr_mega_p): Remove declaration.
18400 (AVR_MEGA): Remove macro.
18401 * config/avr/avr.c (avr_mega_p): Remove variable.
18402 (avr_override_options): Remove inicializion of avr_mega_p.
18403 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18404 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18405 (avr_jump_mode): (Ditto.).
18406 (avr_output_progmem_section_asm_op): (Ditto.).
18407 (avr_asm_init_sections): (Ditto.).
18408 (avr_asm_init_sections): (Ditto.).
18409 (avr_rtx_costs): (Ditto.).
18410 * config/avr/avr.md: (Ditto.).
18411 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
18412 '__AVR_MEGA__'.
18413
18414 2008-04-06 Richard Guenther <rguenther@suse.de>
18415
18416 PR tree-optimization/35842
18417 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
18418 is_gimple_invariant_address.
18419
18420 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18421
18422 * gcc.c (default_compilers): Sync Fortran extensions list with
18423 that in fortran/lang-specs.h.
18424 * doc/invoke.texi: Likewise.
18425 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
18426 * dwarf2out.c (gen_compile_unit_die): Likewise.
18427
18428 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
18429
18430 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
18431
18432 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
18433
18434 PR target/12329
18435 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
18436 attribute is used for nested functions.
18437
18438 2008-04-05 Jan Hubicka <jh@suse.cz>
18439
18440 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
18441
18442 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
18443 letter argument.
18444 (dump_files): Update.
18445 (enable_rtl_dump_file): Do not accept letter argument.
18446 * tree-pass.h (dump_file_info): Remove letter argument.
18447 * toplev.c (decode_d_option): Update -da handling.
18448 * toplev.h (enable_rtl_dump_file): Update prototype.
18449 * passes.c (register_one_dump_file): Do not accept IPA argument; work
18450 it out based on pass type.
18451 (register_dump_files_1): Likewise.
18452 (init_optimization_passes): Update register_one_dump_file calls.
18453 (execute_one_pass): Sanity check that IPA passes are called at IPA
18454 level and RTL passes at RTL level.
18455 (execute_pass_list): IPA pass can not be after or subpass of
18456 GIMPLE/RTL pass.
18457 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
18458 disallov RTL subpasses of IPA subpasses.
18459
18460 2008-04-05 Ben Elliston <bje@au.ibm.com>
18461
18462 * tree-cfg.c (need_fake_edge_p): Return false for calls to
18463 builtins that return exactly once and do not throw. Cache call to
18464 call_expr_flags.
18465
18466 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
18467
18468 PR rtl-optimization/34916
18469 PR middle-end/35519
18470 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
18471 between instruction pairs.
18472
18473 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
18474
18475 * doc/invoke.texi: Document -mbitops for SH.
18476 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
18477 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
18478 * config/sh/sh.c (print_operand): Add %t operand code.
18479 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
18480 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
18481 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
18482 (extendqihi2): Likewise.
18483 (movqi_i): Likewise.
18484 (insv): Use bset, bclr and bst instructions for SH2A if possible.
18485 (extv): Use bld instruction for SH2A if possible.
18486 (extzv): Likewise.
18487 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
18488 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
18489 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
18490 (bset.b, bclr.b): Define peepholes.
18491 * config/sh/sh.opt (mbitops): New option.
18492
18493 2008-04-04 Janis Johnson <janis187@us.ibm.com>
18494
18495 PR target/35620
18496 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
18497 and view convert expression.
18498
18499 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18500
18501 PR target/35364
18502 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
18503
18504 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
18505
18506 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
18507
18508 * config/i386/cpuid.h (bit_AES): New.
18509 (bit_PCLMUL): Likewise.
18510
18511 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
18512 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
18513 SSE2 if AES or PCLMUL is enabled.
18514 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
18515 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18516 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
18517 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
18518 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
18519 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
18520 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18521 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
18522 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
18523 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
18524 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
18525 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
18526 __builtin_ia32_aeskeygenassist128 and
18527 __builtin_ia32_pclmulqdq128.
18528 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
18529 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
18530 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
18531
18532 * config/i386/i386.h (TARGET_AES): New.
18533 (TARGET_PCLMUL): Likewise.
18534 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
18535
18536 * config/i386/i386.md (UNSPEC_AESENC): New.
18537 (UNSPEC_AESENCLAST): Likewise.
18538 (UNSPEC_AESDEC): Likewise.
18539 (UNSPEC_AESDECLAST): Likewise.
18540 (UNSPEC_AESIMC): Likewise.
18541 (UNSPEC_AESKEYGENASSIST): Likewise.
18542 (UNSPEC_PCLMUL): Likewise.
18543
18544 * config/i386/i386.opt (maes): New.
18545 (mpclmul): Likewise.
18546
18547 * config/i386/sse.md (aesenc): New pattern.
18548 (aesenclast): Likewise.
18549 (aesdec): Likewise.
18550 (aesdeclast): Likewise.
18551 (aesimc): Likewise.
18552 (aeskeygenassist): Likewise.
18553 (pclmulqdq): Likewise.
18554
18555 * config/i386/wmmintrin.h: New.
18556
18557 * doc/extend.texi: Document AES and PCLMUL built-in function.
18558
18559 * doc/invoke.texi: Document -maes and -mpclmul.
18560
18561 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
18562
18563 * function.c (free_after_parsing): Replace with
18564 cxx_push_function_context from C++ front-end.
18565 (allocate_struct_function): Don't call langhook.
18566 * langhooks.h (struct lang_hooks_for_functions): Delete.
18567 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
18568 member "function".
18569 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
18570 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
18571 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
18572 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
18573 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
18574 remove LANG_HOOKS_FUNCTION_INITIALIZER.
18575 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
18576
18577 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
18578 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
18579
18580 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18581
18582 PR c/35440
18583 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
18584 for all types.
18585
18586 2008-04-04 Richard Guenther <rguenther@suse.de>
18587
18588 PR middle-end/35823
18589 * fold-const.c (optimize_minmax_comparison): Use the correct
18590 type for the constant in the simplified comparison.
18591
18592 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
18593
18594 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
18595 Pass L2 size as "--param l2-cache-size" to the compiler.
18596 (decode_l2_cache): New function to decode L2 cache parameters using
18597 0x8000006 extended cpuid function.
18598 (detect_caches_amd): Determine parameters of L2 cache using
18599 decode_l2_caches function.
18600 (decode_caches_intel): Decode L2 cache parameters.
18601 (detect_caches_intel): Determine L2 cache parameters using
18602 decode_caches_intel and decode_l2_caches functions.
18603
18604 2008-04-03 Bob Wilson <bob.wilson@acm.org>
18605
18606 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
18607 secondary input reload for subword loads from the constant pool.
18608
18609 2008-04-03 Janis Johnson <janis187@us.ibm.com>
18610
18611 PR target/35713
18612 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
18613 constants of the appropriate size for runtime calculations.
18614
18615 PR c/35712
18616 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
18617 decimal-float literal constant zero.
18618
18619 2008-04-03 Jakub Jelinek <jakub@redhat.com>
18620
18621 PR c/35738
18622 * c-parser.c (c_parser_omp_atomic): Call
18623 default_function_array_conversion on the RHS.
18624
18625 PR middle-end/35818
18626 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
18627 call is_variable_sized if decl has incomplete type.
18628
18629 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
18630
18631 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
18632
18633 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
18634
18635 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
18636 iterators.
18637 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
18638 (sgt<u>): Merge sgt and sgtu into new expander.
18639 (sgt, sgtu): Remove expanders.
18640 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
18641 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
18642 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
18643 *sgtu_<mode>_mips16 into new pattern.
18644 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
18645 (sge<u>): Merge sge and sgeu into new expander.
18646 (sge, sgeu): Remove expanders.
18647 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
18648 new pattern.
18649 (*sge_<mode>, second *sge_<mode>): Remove patterns.
18650 (slt<u>): Merge slt and sltu into new expander.
18651 (slt, sltu): Remove expanders.
18652 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
18653 (*slt_<mode>, *sltu_<mode>): Remove patterns.
18654 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
18655 *sltu_<mode>_mips16 into new pattern.
18656 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
18657 (sle<u>): Merge sle and sleu into new expander.
18658 (sle, sleu): Remove expanders.
18659 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
18660 (*sle_<mode>, *sleu_<mode>): Remove patterns.
18661 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
18662 *sleu_<mode>_mips16 into new pattern.
18663 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
18664
18665 2008-04-03 Jan Hubicka <jh@suse.cz>
18666
18667 PR tree-optimization/35795
18668 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
18669 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
18670 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
18671 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
18672 * score/score3.c (score3_output_mi_thunk): Likewise.
18673 * score/score7.c (score7_output_mi_thunk): Likewise.
18674 * mips/mips.c (mips_output_mi_thunk): Likewise.
18675
18676 2008-04-03 Richard Guenther <rguenther@suse.de>
18677
18678 * tree-vrp.c (extract_range_from_unary_expr): Handle all
18679 conversions. Simplify code.
18680
18681 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
18682
18683 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
18684
18685 2008-04-03 Tom Tromey <tromey@redhat.com>
18686 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18687
18688 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
18689 * config/bfin/t-bfin-linux (generated_files): Add
18690 linux-sysroot-suffix.h.
18691 * doc/install.texi (Prerequisites): Require make 3.80.
18692 * doc/sourcebuild.texi (Front End Directory): Document new
18693 variable.
18694 * Makefile.in (generated_files): New variable.
18695 (ALL_HOST_OBJS): New variable.
18696 ($(ALL_HOST_OBJS)): New target.
18697
18698 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
18699
18700 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
18701 (remap_block): Call id->transform_lang_insert_block instead
18702 of langhook.
18703 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
18704 Set id.transform_lang_insert_block to NULL.
18705 (clone_body): Move to cp/optimize.c
18706 * tree-inline.h (struct copy_body_data): Change
18707 transform_lang_insert_block to function pointer.
18708 (copy_generic_body, copy_decl_no_change): Export.
18709 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
18710 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
18711 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
18712
18713 * c-tree.h (insert_block): Kill.
18714 * c-decl.c (insert_block): Kill.
18715
18716 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
18717
18718 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
18719 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
18720 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
18721 argument.
18722 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
18723 argument, call {push,pop}_function_context from here.
18724 * c-parser.c: Use c_{push,pop}_function_context.
18725
18726 * function.c (push_function_context_to): Move meat ...
18727 (push_function_context): ... here. Simplify.
18728 * function.c (pop_function_context_from): Move meat ...
18729 (pop_function_context): ... here. Simplify.
18730 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
18731 leave_nested).
18732 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
18733 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
18734 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
18735 * tree.h (push_function_context_to, pop_function_context_from): Remove.
18736
18737 2008-04-03 Ben Elliston <bje@au.ibm.com>
18738
18739 * expmed.c (extract_force_align_mem_bit_field): Remove.
18740
18741 2008-04-03 Richard Guenther <rguenther@suse.de>
18742
18743 PR middle-end/35800
18744 * expr.h (try_casesi): Adjust prototype.
18745 * expr.c (try_casesi): Take fallback label as extra parameter.
18746 Use that for gen_casesi if default_label is NULL.
18747 * stmt.c (expand_case): Pass fallback label to try_casesi,
18748 make sure to fill gaps with a fallback label if default_label
18749 is not present.
18750
18751 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
18752
18753 PR target/35801
18754 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
18755
18756 2008-04-03 Ben Elliston <bje@au.ibm.com>
18757
18758 * expmed.c (extract_split_bit_field): Remove if (0) code.
18759 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
18760 (do_ds_constraint): Likewise.
18761
18762 2008-04-02 Joseph Myers <joseph@codesourcery.com>
18763
18764 * doc/cppopts.texi (-dU): Document.
18765 * c-common.h (flag_dump_macros): Update comment.
18766 * c-opts.c (handle_OPT_d): Handle -dU.
18767 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
18768 dump_queued_macros, cb_used_define, cb_used_undef): New.
18769 (init_pp_output): Handle -dU.
18770 (cb_line_change): Call dump_queued_macros.
18771 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
18772
18773 2008-04-02 Anatoly Sokolov <aesok@post.ru>
18774
18775 * config/avr/predicates.md (io_address_operand): New predicate.
18776 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
18777 * config/avr/avr.c (avr_io_address_p): Remove function.
18778 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
18779 'avr_io_address_p' function.
18780 (out_movhi_r_mr): (Ditto.).
18781 (out_movqi_mr_r): (Ditto.).
18782 (out_movhi_mr_r): (Ditto.).
18783 (avr_address_cost): (Ditto.).
18784
18785 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
18786
18787 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
18788 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
18789 in 32bit mode when XMM registers are available to avoid store
18790 forwarding stalls.
18791 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
18792 corresponding post-reload splitters.
18793
18794 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
18795
18796 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
18797 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
18798 __builtin_ia32_roundss.
18799 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
18800 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
18801 __builtin_ia32_roundss.
18802 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
18803 IX86_BUILTIN_SHUFPD here.
18804
18805 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
18806
18807 * config/i386/i386.md (plogic): New.
18808 (plogicprefix): Likewise.
18809
18810 * config/i386/mmx.md (mmx_<code><mode>3): New.
18811 (mmx_and<mode>3): Removed.
18812 (mmx_ior<mode>3): Likewise.
18813 (mmx_xor<mode>3): Likewise.
18814
18815 * config/i386/sse.md (<code><mode>3): New.
18816 (*<code><mode>3): Likewise.
18817 (*<code><mode>3): Likewise.
18818 (<code><mode>3): Likewise.
18819 (*sse_<code><mode>3): Likewise.
18820 (*sse2_<code><mode>3): Likewise.
18821 (<code>tf3): Likewise.
18822 (*<code>tf3): Likewise.
18823 (and<mode>3): Likewise.
18824 (*and<mode>3): Likewise.
18825 (ior<mode>3): Removed.
18826 (*ior<mode>3): Likewise.
18827 (xor<mode>3): Likewise.
18828 (*xor<mode>3): Likewise.
18829 (*and<mode>3): Likewise.
18830 (*ior<mode>3): Likewise.
18831 (*xor<mode>3): Likewise.
18832 (and<mode>3): Likewise.
18833 (*sse_and<mode>3): Likewise.
18834 (*sse2_and<mode>3): Likewise.
18835 (andtf3): Likewise.
18836 (*andtf3): Likewise.
18837 (ior<mode>3): Likewise.
18838 (*sse_ior<mode>3): Likewise.
18839 (*sse2_ior<mode>3): Likewise.
18840 (iortf3): Likewise.
18841 (*iortf3): Likewise.
18842 (xor<mode>3): Likewise.
18843 (*sse_xor<mode>3): Likewise.
18844 (*sse2_xor<mode>3): Likewise.
18845 (xortf3): Likewise.
18846 (*xortf3): Likewise.
18847
18848 2008-04-02 Richard Guenther <rguenther@suse.de>
18849
18850 PR tree-optimization/14495
18851 PR tree-optimization/34793
18852 * tree-vrp.c (struct switch_update): New structure.
18853 (to_remove_edges, to_update_switch_stmts): New VECs.
18854 (simplify_switch_using_ranges): New function. Remove not taken
18855 case labels and edges.
18856 (simplify_stmt_using_ranges): Call it.
18857 (identify_jump_threads): Mark edges we have queued for removal
18858 so we don't thread them.
18859 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
18860 case label vector.
18861 * tree-cfg.c (group_case_labels): Deal with missing default label.
18862 (tree_verify_flow_info): Allow missing default label.
18863 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
18864 (emit_case_nodes): Likewise.
18865 (expand_case): Do not rely on the default label to be present.
18866 * expr.c (try_casesi): Deal with NULL default_label.
18867 (do_tablejump): Likewise.
18868
18869 2008-04-02 Richard Guenther <rguenther@suse.de>
18870
18871 PR tree-optimization/14495
18872 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
18873 SWITCH_EXPR here ...
18874 (vrp_visit_switch_stmt): ... but here (new function).
18875 (find_case_label_index): New helper function.
18876 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
18877
18878 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18879
18880 * fwprop.c: Fix ISO-C99ism.
18881
18882 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18883
18884 PR bootstrap/35752
18885 * Makefile.in (objdir): Set it here.
18886 * configure.ac: Not here. Find dynamic linker characteristics.
18887 * exec-tool.in: Use them.
18888 * aclocal.m4: Regenerate.
18889 * configure: Regenerate.
18890
18891 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18892
18893 * expr.c (expand_var): Delete it.
18894 * expr.h (expand_var): Delete prototype.
18895 * function.c (expand_function_start): Use expand_decl instead.
18896 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
18897 langhook.
18898
18899 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
18900
18901 PR rtl-optimization/35542
18902 * fwprop.c (forward_propagate_and_simplify): Replace
18903 loc_reg_mentioned_in_p with reg_mentioned_p.
18904
18905 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18906
18907 PR rtl-optimization/35281
18908 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
18909 (propagate_rtx_1): Handle PR_HANDLE_MEM.
18910 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
18911 (varying_mem_p): Move above propagate_rtx.
18912 (all_uses_available_at): Do not check MEMs.
18913
18914 2008-04-02 Rafael Espíndola <espindola@google.com>
18915
18916 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
18917 (register_edge_assert_for_2): Split the cond argument.
18918 (register_edge_assert_for_1): Adjust for the change in
18919 register_edge_assert_for_2.
18920 (register_edge_assert_for): Split the cond argument.
18921 (find_switch_asserts): Adjust for the change in
18922 register_edge_assert_for.
18923
18924 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
18925
18926 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
18927 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
18928 offsets for 64-bit mingw.
18929 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
18930 abi for x86_64-pc-mingw.
18931
18932 2008-04-02 Richard Guenther <rguenther@suse.de>
18933
18934 * tree-vrp.c (extract_range_from_assert): Make sure to not
18935 produce range min/max with TREE_OVERFOW set.
18936 If merging a anti-range and a range keep the anti-range if
18937 the range covers all values of the type.
18938 (register_edge_assert_for_2): Only allow sign-changing
18939 conversions in detecting canonical range checks. Also
18940 register an assert for the unsigned name if useful.
18941
18942 PR tree-optimization/35787
18943 * tree-vrp.c (vrp_val_max): New function.
18944 (vrp_val_min): Likewise.
18945 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
18946 (vrp_val_is_min): Likewise.
18947 (supports_overflow_infinity): Use vrp_val_{min,max}.
18948 (negative_overflow_infinity): Likewise.
18949 (positive_overflow_infinity): Likewise.
18950 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
18951 (is_positive_overflow_infinity): Likewise.
18952 (is_overflow_infinity): Likewise.
18953 (avoid_overflow_infinity): Use vrp_val_{min,max} and
18954 vrp_val_is_{min,max}.
18955 (set_and_canonicalize_value_range): Canonicalize anti-ranges
18956 to ranges if possible. Avoid empty ranges.
18957
18958 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18959
18960 PR middle-end/35705
18961 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
18962 the expression is a function address.
18963
18964 2008-04-01 George Helffrich <george@gcc.gnu.org>
18965
18966 PR fortran/35154, fortran/23057
18967 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
18968 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
18969 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
18970 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
18971 in common.
18972 (dbxout_syms): Check for COMMON-based symbol and wrap in
18973 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
18974 in bracket for efficiency.
18975
18976 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
18977 using DW_TAG_common_block + member offset.
18978 (add_pubname_string): New function.
18979 (dw_expand_expr): New function to find block name and offset for
18980 COMMON var.
18981 (common_check): New function to check whether symbol in Fortran COMMON.
18982 (gen_variable_die): If COMMON, use DW_TAG_common_block.
18983
18984 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
18985
18986 PR c/35436
18987 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
18988
18989 2008-04-02 Ben Elliston <bje@au.ibm.com>
18990
18991 * config/v850/v850.md (casesi): Remove if (0) code.
18992 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
18993 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
18994
18995 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
18996
18997 * config/i386/i386.md (rex64suffix): New mode attribute.
18998 (floathi<mode>2): Disable expander for SSE math.
18999 (*floathi<mode>2_1): New insn insn_and_split pattern.
19000 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
19001 corresponding post-reload splitters.
19002 (*floathi<mode>2_i387): New macroized insn pattern.
19003 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
19004 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
19005 insn_and_split pattern.
19006 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
19007 New macroized instruction patterns and corresponding post-reload
19008 splitters.
19009 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
19010 and corresponding post-reload splitters.
19011 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
19012 New macroized instruction patterns.
19013 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
19014 macroized instruction patterns and corresponding post-reload splitters.
19015 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
19016 corresponding post-reload splitters.
19017 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
19018 New macroized instruction patterns.
19019 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
19020 corresponding post-reload splitters.
19021 (*floatsi<mode>2_i387): New macroized instruction patterns.
19022
19023 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
19024
19025 * config/i386/i386.md (smaxmin): New.
19026 (umaxmin): Likewise.
19027 (maxminiprefix): Likewise.
19028 (maxminfprefix): Likewise.
19029 (<code><mode>3): Likewise.
19030 (smin<mode>3): Removed.
19031 (smax<mode>3): Likewise.
19032
19033 * config/i386/mmx.md (mmx_<code>v2sf3): New.
19034 (mmx_<code>v4hi3): Likewise.
19035 (mmx_<code>v8qi3): Likewise.
19036 (mmx_smaxv2sf3): Removed.
19037 (mmx_sminv2sf3): Likewise.
19038 (mmx_umaxv8qi3): Likewise.
19039 (mmx_smaxv4hi3): Likewise.
19040 (mmx_uminv8qi3): Likewise.
19041 (mmx_sminv4hi3): Likewise.
19042
19043 * config/i386/sse.md (<addsub><mode>3): New.
19044 (*<addsub><mode>3): Likewise.
19045 (<sse>_vm<addsub><mode>3): Likewise.
19046 (<maxmin><mode>3): Likewise.
19047 (*<maxmin><mode>3_finite): Likewise.
19048 (*<maxmin><mode>3): Likewise.
19049 (<sse>_vm<maxmin><mode>3): Likewise.
19050 (sse3_h<addsub>v4sf3): Likewise.
19051 (sse3_h<addsub>v2df3): Likewise.
19052 (<maxmin>v16qi3): Likewise.
19053 (*<maxmin>v16qi3): Likewise.
19054 (<maxmin>v8hi3): Likewise.
19055 (*<maxmin>v8hi3): Likewise.
19056 (*sse4_1_<maxmin><mode>3): Likewise.
19057 (*sse4_1_<maxmin><mode>3): Likewise.
19058 (add<mode>3): Removed.
19059 (*add<mode>3): Likewise.
19060 (<sse>_vmadd<mode>3): Likewise.
19061 (sub<mode>3): Likewise.
19062 (*sub<mode>3): Likewise.
19063 (<sse>_vmsub<mode>3): Likewise.
19064 (smin<mode>3): Likewise.
19065 (*smin<mode>3_finite): Likewise.
19066 (*smin<mode>3): Likewise.
19067 (<sse>_vmsmin<mode>3): Likewise.
19068 (smax<mode>3): Likewise.
19069 (*smax<mode>3_finite): Likewise.
19070 (*smax<mode>3): Likewise.
19071 (<sse>_vmsmax<mode>3): Likewise.
19072 (sse3_haddv4sf3): Likewise.
19073 (sse3_haddv2df3): Likewise.
19074 (sse3_hsubv4sf3): Likewise.
19075 (sse3_hsubv2df3): Likewise.
19076 (umaxv16qi3): Likewise.
19077 (*umaxv16qi3): Likewise.
19078 (smaxv8hi3): Likewise.
19079 (*smaxv8hi3): Likewise.
19080 (*sse4_1_smax<mode>3): Likewise.
19081 (*sse4_1_umax<mode>3): Likewise.
19082 (uminv16qi3): Likewise.
19083 (*uminv16qi3): Likewise.
19084 (sminv8hi3): Likewise.
19085 (*sminv8hi3): Likewise.
19086 (*sse4_1_smin<mode>3): Likewise.
19087 (*sse4_1_umin<mode>3): Likewise.
19088
19089 2008-04-01 Rafael Espíndola <espindola@google.com>
19090
19091 * tree-cfg.c (verify_expr): remove in_phi.
19092 (verify_stmt): Don't call walk_tree with verify_expr. Use
19093 is_gimple_min_invariant instead of is_gimple_val.
19094
19095 2008-04-01 Joseph Myers <joseph@codesourcery.com>
19096
19097 * doc/include/gpl_v3.texi: Update for manpage generation.
19098 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
19099 gpl.texi.
19100 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
19101 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
19102 gpl_v3.texi instead of gpl.texi.
19103 (gpl.pod): New.
19104
19105 2008-04-01 Jakub Jelinek <jakub@redhat.com>
19106
19107 PR pch/13675
19108 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
19109
19110 2008-04-01 Rafael Espíndola <espindola@google.com>
19111
19112 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
19113 (extract_code_and_val_from_cond): Use
19114 extract_code_and_val_from_cond_with_ops.
19115
19116 2008-04-01 Jan Hubicka <jh@suse.cz>
19117
19118 * function.c (free_after_compilation): Free epilogue_delay_list.
19119 (prepare_function_start): Assert that previous compilation was freed.
19120
19121 2008-04-01 Jan Hubicka <jh@suse.cz>
19122 Jim Wilson <wilson@tuliptree.org>
19123 Andreas Tobler <andreast@gcc.gnu.org>
19124
19125 PR middle-end/35781
19126 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
19127 rtl.emit instead cfun->emit.
19128 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
19129 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
19130
19131 2008-04-01 Ben Elliston <bje@au.ibm.com>
19132
19133 * doc/c-tree.texi (Function Basics): Fix grammatical error.
19134
19135 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
19136
19137 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
19138 New options
19139 (fprofile-use): Add var flag_profile_use
19140 * coverage.c (coverage_begin_output): Do not open a gcno file for
19141 output only if -ftest-coverage is set.
19142 Do not add getpwd() to gcda file path.
19143 (build_gcov_info): Check the new flag
19144 flag_profile_datafile_relative_path.
19145 (coverage_init): Use profile_data_prefix.
19146 Read profile counter only if flag_profile_use is set.
19147 * opts.c (common_handle_option): New option fprofile-use=,
19148 fprofile-dir=, fprofile-generate=.
19149 * toplev.c (profile_data_prefix): New variable definition.
19150 * toplev.h (profile_data_prefix): New declaration.
19151 * doc/invoke.tex (Option Summary, Optimization Options):
19152 Add new options.
19153
19154 2008-03-31 James E. Wilson <wilson@tuliptree.org>
19155
19156 * varasm.c (output_constant_pool_1): In LABEL_REF check,
19157 use tmp consistently.
19158
19159 PR target/35695
19160 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
19161 * config/ia64/ia64.c (rtx_needs_barrier): Handle
19162 UNSPEC_FR_RECIP_APPROX_RES.
19163 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
19164
19165 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
19166
19167 PR c/35750
19168 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
19169
19170 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
19171
19172 PR middle-end/30186
19173 * fold-const.c (fold_indirect_ref_1): Support accessing non first
19174 element of the vector via a pointer.
19175
19176 2008-03-31 Ian Lance Taylor <iant@google.com>
19177
19178 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
19179
19180 2008-03-31 Jan Hubicka <jh@suse.cz>
19181
19182 * builtins.c (expand_builtin_setjmp_receiver): Update call of
19183 get_arg_pointer_save_area.
19184 * expr.c (init_expr): Just clear out rtl.expr.
19185 * function.c (free_after_compilation): Clear out whole RTL structure.
19186 (get_func_frame_size): Merge into ...
19187 (get_frame_size): ... this one.
19188 (assign_stack_local_1): Merge into ...
19189 (assign_stack_local): ... this one.
19190 (expand_function_end): Update call of get_arg_pointer_save_area.
19191 (get_art_pointer_save_area): Remove cfun argument.
19192 * function.h (emit_status): regno_pointer_align does not need length
19193 attribute. Move x_regno_reg_rtx to ...
19194 (regno_reg_rtx): ... new global array.
19195 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
19196 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
19197 apply_args_value, forced_labels, stack_pointer_delta):
19198 Update accestors.
19199 (struct varasm_status): Move here from varasm.c
19200 (struct rtl_data): New. Move here some fields from struct function.
19201 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
19202 frame_offset, stack_check_probe_note, arg_pointer_save_area,
19203 used_temp_slots avail_temp_slots, temp_slot_level,
19204 nonlocal_goto_handler_labels): Update accesstors.
19205 (rtl): New global variable.
19206 (struct function): Move some fileds to rtl_data.
19207 (get_arg_pointer_save_area): Update prototype.
19208 * emit-rtl.c (rtl): Declare.
19209 (regno_reg_rtx): Declare.
19210 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
19211 Update.
19212 (gen_reg_rtx): Update.
19213 (init_virtual_regs): Do not tate emit_status argument.
19214 (init_emit): Do not allocate emit.
19215 * varasm.c (varasm_statuc): Move to function.h.
19216 (n_deferred_constatns): Update accestor.
19217 (init_varasm_status): Do not allocate varasm_status.
19218 (force_const_mem, get_pool_size, output_constant_pool): Update.
19219 * stmt.c (force_label_rtx): Do not use x_ prefixes.
19220 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
19221
19222 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
19223
19224 PR rtl-optimization/35729
19225 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
19226 references.
19227
19228 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
19229
19230 PR target/32000
19231 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
19232 load/store if memory is unaligned.
19233 (*movti_rex64): Likewise.
19234
19235 * config/i386/predicates.md (misaligned_operand): New.
19236
19237 2008-03-31 Andrew Pinski <pinskia@gmail.com>
19238
19239 PR tree-opt/35431
19240 * tree-ssa-phiopt.c (conditional_replacement): Return early for
19241 complex types.
19242
19243 2008-03-31 Jan Beulich <jbeulich@novell.com>
19244
19245 * config/ia64/constraints.md: Add 'j' constraint.
19246 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
19247 (movdi_internal): Likewise.
19248
19249 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
19250
19251 PR c/35748
19252 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
19253
19254 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
19255
19256 PR target/35757
19257 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
19258 proper error message for the third argument on blendpd and
19259 blendps.
19260
19261 * config/i386/sse.md (blendbits): New.
19262 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
19263
19264 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
19265
19266 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
19267
19268 2008-03-30 Richard Guenther <rguenther@suse.de>
19269
19270 PR middle-end/31023
19271 * fold-const.c (fold_sign_changed_comparison): Do leave
19272 conversions to base-types alone.
19273
19274 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
19275
19276 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
19277 the link register if one altivec register is be saved.
19278
19279 2008-03-30 Ben Elliston <bje@au.ibm.com>
19280
19281 * final.c (final_scan_insn): Remove if (0) code.
19282
19283 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
19284
19285 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
19286
19287 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
19288
19289 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
19290 of V4SFmode to ix86_binary_operator_ok.
19291
19292 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
19293
19294 * config/i386/i386.c (override_options): Initialize
19295 ix86_veclib_handler to ix86_veclibabi_svml when
19296 -mveclibabi=svml is used.
19297 (ix86_veclibabi_svml): New function for SVML ABI style
19298 vectorization support.
19299 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
19300
19301 2008-03-28 Rafael Espíndola <espindola@google.com>
19302
19303 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
19304 (tree_binary_nonnegative_warnv_p): Make it public.
19305 (tree_single_nonnegative_warnv_p): Make it public.
19306 (tree_invalid_nonnegative_warnv_p): Make it public.
19307 (tree_unary_nonzero_warnv_p): Make it public.
19308 (tree_binary_nonzero_warnv_p): Make it public
19309 (tree_single_nonzero_warnv_p): Make it public.
19310 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
19311 (extract_range_from_binary_expr): Split the expr argument.
19312 (extract_range_from_unary_expr): Split the expr argument.
19313 (extract_range_from_comparison): Split the expr argument.
19314 (extract_range_from_expr): Use the new aux functions.
19315 (vrp_evaluate_conditional_warnv): Use
19316 vrp_evaluate_conditional_warnv_with_ops.
19317 * tree.h (tree_unary_nonzero_warnv_p): Declare.
19318 (tree_binary_nonzero_warnv_p): Declare.
19319 (tree_single_nonzero_warnv_p): Declare.
19320 (tree_expr_nonzero_warnv_p): Declare.
19321 (tree_unary_nonnegative_warnv_p): Declare.
19322 (tree_binary_nonnegative_warnv_p): Declare.
19323 (tree_single_nonnegative_warnv_p): Declare.
19324 (tree_invalid_nonnegative_warnv_p): Declare.
19325
19326 2008-03-28 Richard Guenther <rguenther@suse.de>
19327
19328 PR tree-optimization/30317
19329 PR tree-optimization/30911
19330 PR tree-optimization/34793
19331 * tree-vrp.c (set_and_canonicalize_value_range): New function.
19332 (struct assert_locus_d): New member EXPR.
19333 (register_new_assert_for): Add EXPR parameter to support
19334 ASSERT_EXPR <name, expr OP limit>.
19335 (register_edge_assert_for_1): Adjust callers.
19336 (find_assert_locations): Likewise.
19337 (process_assert_insertions_for): Build condition from expression.
19338 (extract_range_from_assert): Handle ASSERT_EXPRs
19339 of the form ASSERT_EXPR <name, expr OP limit>.
19340 (register_edge_assert_for_2): New helper registering
19341 asserts for comparisons. Recognize range tests of the form
19342 (unsigned)i - CST1 OP CST2.
19343 (register_edge_assert_for_1): Use it.
19344 (register_edge_assert_for): Likewise.
19345 (needs_overflow_infinity): Integer sub-types
19346 do not need overflow infinities.
19347 (vrp_val_is_max): The extreme values of integer sub-types
19348 are those of the base type.
19349 (vrp_val_is_min): Likewise.
19350 * tree.def (ASSERT_EXPR): Document extra allowed conditional
19351 expressions.
19352
19353 2008-03-28 Nick Clifton <nickc@redhat.com>
19354
19355 PR target/31110
19356 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
19357 Return GENERAL_REGS for stack adjustment reloads.
19358
19359 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
19360
19361 PR target/31334
19362 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
19363 const_vector when all the vectors are constant.
19364
19365 2008-03-27 Bob Wilson <bob.wilson@acm.org>
19366
19367 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
19368 comparisons.
19369 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
19370 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
19371 (scc_sf): New.
19372 (s<code>_sf): Use new scc_sf attribute for opcode names.
19373
19374 2008-03-27 Tom Tromey <tromey@redhat.com>
19375
19376 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
19377 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
19378 config/spu/t-spu-elf, config/i386/t-interix,
19379 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
19380 config/i386/x-darwin, config/i386/x-mingw32,
19381 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
19382 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
19383 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
19384 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
19385 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
19386 config/rs6000/x-darwin, config/rs6000/t-rs6000,
19387 config/score/t-score-elf, config/arm/t-strongarm-pe,
19388 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
19389 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
19390 Revert automatic dependency patch.
19391
19392 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
19393
19394 PR target/35657
19395 * config/i386/i386.c (ix86_function_arg_boundary): Align
19396 decimal floating point to its natural boundary.
19397
19398 2008-03-27 Richard Guenther <rguenther@suse.de>
19399
19400 PR middle-end/35716
19401 * fold-const.c (fold_comparison): Restrict distinct decl
19402 comparison folding to VAR_DECLs and PARM_DECLs. Do not
19403 solely rely on operand_equal_p.
19404
19405 2008-03-27 Richard Guenther <rguenther@suse.de>
19406
19407 PR c/32511
19408 * c-common.c (handle_weak_attribute): Reject combination of
19409 weak and inline.
19410
19411 2008-03-27 Richard Guenther <rguenther@suse.de>
19412
19413 PR tree-optimization/32810
19414 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
19415 conversions from DECL_INITIAL.
19416 (fold_const_aggregate_ref): Likewise from constructor elements.
19417
19418 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
19419
19420 * tree-affine.h (aff_combination_expand): Declare.
19421 (get_inner_reference_aff): Likewise.
19422 * tree-affine.c (aff_combination_expand): Split out from
19423 tree_to_aff_combination_expand.
19424 (get_inner_reference_aff): New function.
19425 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
19426 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
19427 (struct lim_aux_data): sm_done field removed.
19428 (mem_ref_loc_p, mem_ref_locs_p): New types.
19429 (struct mem_ref): Added id, stored, accesses_in_loop,
19430 indep_loop, dep_loop, indep_ref, dep_ref fields.
19431 Removed is_stored, locs and next fields.
19432 (memory_accesses): New variable.
19433 (movement_possibility): Do not allow moving statements
19434 that store to memory.
19435 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
19436 New functions.
19437 (determine_max_movement): For statements with memory references,
19438 find the outermost loop in that the reference is independent.
19439 (move_computations_stmt): Mark the virtual operands for renaming.
19440 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
19441 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
19442 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
19443 add_vop_ref_mapping, create_vop_ref_mapping_loop,
19444 create_vop_ref_mapping, analyze_memory_references,
19445 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
19446 get_all_locs_in_loop, ref_always_accessed_p,
19447 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
19448 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
19449 store_motion_loop, store_motion): New functions.
19450 (struct vop_to_refs_elt): New type.
19451 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
19452 memref_hash, memref_eq, hoist_memory_references): Rewritten.
19453 (schedule_sm): Replaced by...
19454 (execute_sm): ... this.
19455 (determine_lsm_ref, hoist_memory_references,
19456 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
19457 find_more_ref_vops, free_mem_ref, free_mem_refs,
19458 determine_lsm_loop, determine_lsm): Removed.
19459 (tree_ssa_lim_finalize): Free data structures used by store motion.
19460 (tree_ssa_lim): Call analyze_memory_references. Use
19461 store_motion instead of determine_lsm.
19462
19463 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19464
19465 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
19466 rename tmake_file to m68hc11/t-m68hc11.
19467 (mcore): Set inhibit_libc to true.
19468 * config.host (alpha*-dec-*vms*): Set extra_programs.
19469 (interix3*): Don't use host_xmake_file.
19470 * configure.ac: Let config.gcc override inhibit_libc.
19471 * configure: Regenerate.
19472
19473 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
19474 * config/t-openbsd-thread: Remove commented out lines.
19475
19476 * config/x-interix: Remove.
19477
19478 * config/m68hc11/t-m68hc11-gas: Rename to...
19479 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
19480
19481 * config/mcore/t-mcore: Remove T_CFLAGS.
19482 * config/mcore/t-mcore-pe: Likewise.
19483
19484 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19485
19486 * configure.ac: Replace custom __GNU_SOURCE test with
19487 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
19488 * aclocal.m4: Regenerate.
19489 * configure: Regenerate.
19490 * config.in: Regenerate.
19491
19492 2008-03-27 Richard Guenther <rguenther@suse.de>
19493
19494 * fold-const.c (target.h): Include.
19495 (fold_comparison): Fold comparison of addresses of decls
19496 that bind locally or of constants. Consolidate address folding code.
19497 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
19498 results from fold_binary_to_constant.
19499 (compare_values_warnv): Likewise.
19500
19501 2008-03-27 Andrew Pinski <pinskia@gmail.com>
19502
19503 PR middle-end/35429
19504 * fold-const.c (fold_truthop): Check for integeral types when folding
19505 a == 0 && b == 0 and a != 0 || b != 0 .
19506
19507 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
19508
19509 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
19510
19511 2008-03-26 Andreas Schwab <schwab@suse.de>
19512
19513 * doc/invoke.texi: Fix use of @item vs. @itemx.
19514
19515 2008-03-26 Tom Tromey <tromey@redhat.com>
19516
19517 * Makefile.in (build/gensupport.o, build/print-rtl.o,
19518 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
19519 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
19520 build/gencodes.o, build/genconditions.o, build/genconfig.o,
19521 build/genconstants.o, build/genemit.o, build/genextract.o,
19522 build/genflags.o, build/genmddeps.o, build/genopinit.o,
19523 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
19524 options.h.
19525
19526 2008-03-26 Richard Guenther <rguenther@suse.de>
19527
19528 Revert
19529 2008-03-26 Richard Guenther <rguenther@suse.de>
19530
19531 * fold-const.c (target.h): Include.
19532 (fold_comparison): Fold comparison of addresses of two decls
19533 that bind locally. Consolidate address folding code.
19534
19535 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19536
19537 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
19538 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
19539 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
19540 dconstsqrt2, dconstthird, dconste and/or dconst10.
19541 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
19542 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
19543 dconstsqrt2, dconste): Delete.
19544 (init_emit_once): Likewise. Simplify initializing dconstm1.
19545 Constify variable.
19546 * real.c (get_real_const): New.
19547 * real.h (dconst3, dconst10, dconstm2, dconstthird,
19548 dconstsqrt2, dconste): Delete.
19549 (real_value_const, get_real_const): New.
19550
19551 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
19552
19553 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
19554
19555 * config/i386/i386.c (ix86_function_arg_boundary): Check
19556 BIGGEST_ALIGNMENT instead of 128.
19557 (setup_incoming_varargs_64): Likewise.
19558
19559 2008-03-26 Tom Tromey <tromey@redhat.com>
19560
19561 * Makefile.in (DEPFILES): Add missing '/'.
19562
19563 2008-03-26 Richard Guenther <rguenther@suse.de>
19564
19565 * fold-const.c (target.h): Include.
19566 (fold_comparison): Fold comparison of addresses of two decls
19567 that bind locally. Consolidate address folding code.
19568
19569 2008-03-26 Nick Clifton <nickc@redhat.com>
19570
19571 PR target/31232
19572 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
19573 not allow INT+INT as a legitimate addressing mode.
19574
19575 2008-03-26 Richard Guenther <rguenther@suse.de>
19576
19577 * tree-flow.h (widen_bitfield): Remove declaration.
19578 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
19579 (widen_bitfield): Remove function.
19580 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
19581 code.
19582
19583 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
19584
19585 PR target/31558
19586 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
19587 error_mark_node's.
19588
19589 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
19590
19591 PR rtl-optimization/35232
19592 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
19593 (forget_old_reloads_1, forget_marked_reloads): Don't clear
19594 reg_reloaded_call_part_clobbered here.
19595 (reload_regs_reach_end_p): New function.
19596 (reload_reg_rtx_for_input): New variable.
19597 (reload_reg_rtx_for_output): Likewise.
19598 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
19599 when reassigning a pseudo register. Load reloadreg from
19600 reload_reg_rtx_for_input, moving the mode and register
19601 calculation to...
19602 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
19603 instead of the original when deciding whether an input reload
19604 would be a no-op or whether an output reload can be deleted.
19605 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
19606 when setting up new_spill_reg_store. Load it from
19607 reload_reg_rtx_for_output, moving the mode and register
19608 calculation to...
19609 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
19610 instead of the original when deciding whether an output reload
19611 would be a no-op. Do the same when modifying insn notes.
19612 Use rtx_equal_p instead of == to compare the registers.
19613 (inherit_piecemeal_p): Take a mode and two register numbers
19614 as argument.
19615 (emit_reload_insns): Clear new_spill_reg_store for every hard
19616 register in the reload register. Remove spill registers
19617 from reg_reloaded_valid before considering whether to record
19618 inheritance information for them. Use reload_reg_rtx_for_output
19619 instead of reg_rtx when recording output reloads. Use
19620 reload_reg_rtx_for_input instead of reg_rtx when recording
19621 input reloads. Set or clear reg_reloaded_call_part_clobbered
19622 at the same time as setting reg_reloaded_valid.
19623 (delete_output_reload): Add a new_reload_reg parameter and use it
19624 instead of rld[j].reg_rtx.
19625 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
19626 calls accordingly.
19627
19628 2008-03-25 Tom Tromey <tromey@redhat.com>
19629
19630 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
19631 (build/genattr.o): Likewise.
19632 (build/genattrtab.o): Likewise.
19633 (build/gencodes.o): Likewise.
19634 (build/genconfig.o): Likewise.
19635 (build/genconstants.o): Likewise.
19636 (build/genemit.o): Likewise.
19637 (build/genextract.o): Likewise.
19638 (build/genflags.o): Likewise.
19639
19640 2008-03-25 Bob Wilson <bob.wilson@acm.org>
19641
19642 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
19643 instead of size_int for integer types.
19644 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
19645 to match type of MINUS_EXPR.
19646
19647 2008-03-25 Tom Tromey <tromey@redhat.com>
19648
19649 * configure: Rebuilt.
19650 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
19651 Makefile.
19652
19653 2008-03-25 Tom Tromey <tromey@redhat.com>
19654
19655 * config/x-solaris (host-solaris.o): Update.
19656 * config/x-linux (host-linux.o): Update.
19657 * config/x-hpux (host-hpux.o): Update.
19658 * config/x-darwin (host-darwin.o): Update.
19659 * config/v850/t-v850e (v850-c.o): Update.
19660 * config/v850/t-v850 (v850-c.o): Update.
19661 * config/t-vxworks (vxworks.o): Update.
19662 * config/t-sol2 (sol2-c.o, sol2.o): Update.
19663 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
19664 * config/spu/t-spu-elf (spu-c.o): Update.
19665 (spu.o): Remove.
19666 * config/sh/t-symbian (sh-c.o): Update.
19667 (symbian.o): Update.
19668 * config/sh/t-sh (sh-c.o): Update.
19669 * config/score/t-score-elf (score7.o, score3.o): Update.
19670 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
19671 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
19672 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
19673 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
19674 (rs6000.o): Remove.
19675 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
19676 * config/m32c/t-m32c (m32c-pragma.o): Update.
19677 * config/ia64/t-ia64 (ia64-c.o): Update.
19678 * config/i386/x-mingw32 (host-mingw32.o): Update.
19679 * config/i386/x-i386 (driver-i386.o): Update.
19680 * config/i386/x-darwin (host-i386-darwin.o): Update.
19681 * config/i386/x-cygwin (host-cygwin.o): Update.
19682 * config/i386/t-nwld (nwld.o): Update.
19683 * config/i386/t-netware (netware.o): Update.
19684 * config/i386/t-interix (winnt.o): Update.
19685 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
19686 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
19687 msformat-c.o): Update.
19688 * config/bfin/t-bfin-linux (generated_files): Add
19689 linux-sysroot-suffix.h.
19690 * config/arm/t-wince-pe (pe.o): Update.
19691 * config/arm/t-strongarm-pe (pe.o): Update.
19692 * config/arm/t-pe (pe.o): Update.
19693 * config/arm/t-arm (arm-c.o): Update.
19694 * doc/install.texi (Prerequisites): Require make 3.80.
19695 * Makefile.in: Remove .o targets.
19696 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
19697 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
19698 (simple_generated_h, simple_generated_c): Move earlier.
19699 (generated_files): New variable.
19700 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
19701 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
19702 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
19703 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
19704 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
19705 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
19706 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
19707 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
19708 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
19709 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
19710 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
19711 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
19712 (.c.o): Remove.
19713 (COMPILE.base, COMPILE): New variables.
19714 (%.o): New pattern rule.
19715 (ALL_HOST_OBJS): New variable.
19716 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
19717 (dummy-checksum.o, cc1-checksum.o): Remove.
19718 (DRIVER_SHLIB): New variable.
19719 (DRIVER_DEFINES): Use it.
19720 (gencondmd.c): Move out of build/.
19721 (s-conditions): Update.
19722 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
19723 (ALL_BUILD_OBJS): Likewise.
19724 (build/%.o): Use BUILDCOMPILE.
19725 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
19726 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
19727 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
19728 build/gencheck.o, build/gencodes.o, build/genconditions.o,
19729 build/genconfig.o, build/genconstants.o, build/genemit.o,
19730 build/genextract.o, build/genflags.o, build/genmddeps.o,
19731 build/genopinit.o, build/genoutput.o, build/genpeep.o,
19732 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
19733 build/gen-protos.o, build/scan.o, build/fix-header.o,
19734 build/scan-decls.o): Simplify.
19735 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
19736 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
19737 prefix.o, toplev.o): Reduce to variable setting.
19738 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
19739 ($(out_object_file), gcc-options.o): New targets.
19740 ($(ALL_HOST_OBJS)): New target. Include dependency files.
19741 * configure: Rebuilt.
19742 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
19743 * doc/sourcebuild.texi (Front End Directory): Document new variable.
19744
19745 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
19746
19747 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
19748 complain when we hit an error, return ERROR_MARK_NODE.
19749
19750 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19751
19752 * config/sh/constraints.md (Pso, Psz): New constraints.
19753 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
19754 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
19755
19756 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19757
19758 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
19759 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
19760
19761 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19762
19763 * config/sh/sh.md (prefetch): Add condition for SH2A target.
19764 (prefetch_sh2a): New.
19765
19766 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
19767 Naveen.H.S <naveen.hs@kpitcummins.com>
19768
19769 * config/sh/constraints.md (I28): New constraint.
19770 * config/sh/sh.c (broken_move): Add support for movi20s.
19771 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
19772
19773 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
19774 Jayant Sonar <Jayant.sonar@kpitcummins.com>
19775 Naveen.H.S <naveen.hs@kpitcummins.com>
19776
19777 * config/sh/sh.c (SH_ATTRIBUTES): Define.
19778 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
19779 (print_operand): Handle resbank in %@ operand code.
19780 (sh_encode_section_info): New.
19781 (push_regs): Add conditions for resbank.
19782 (sh_expand_epilogue): Likewise.
19783 (sh_insert_attributes): Likewise.
19784 (sh_attribute_table): Likewise.
19785 (sh_handle_resbank_handler_attribute): New.
19786 (sh2a_handle_function_vector_handler_attribute): New.
19787 (sh2a_is_function_vector_call): New.
19788 (sh2a_get_function_vector_number): New.
19789 (sh2a_function_vector_p): New.
19790 (sh_cfun_resbank_handler_p): New.
19791 * config/sh/sh.md (calli): Emit jsr/n if possible.
19792 (calli_tbr_rel): New.
19793 (calli_pcrel): Emit jsr/n if possible.
19794 (return_i): Emit rts/n if possible.
19795 (call_valuei_tbr_rel): New.
19796 (call_valuei_pcrel): Add condition for SH2A target.
19797 (call_value): Likewise.
19798 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
19799 (sh2a_get_function_vector_number): Likewise.
19800 (sh2a_is_function_vector_call): Likewise.
19801 * doc/extend.texi: Document TBR relative addressing of SH2A.
19802 (resbank): Add description for SH2A.
19803
19804 2008-03-24 Richard Guenther <rguenther@suse.de>
19805
19806 PR c/22371
19807 * gimplify.c (gimplify_modify_expr): For frontend type-correct
19808 pointer assignments change conversions according to middle-end rules.
19809 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
19810 * configure.ac: Include type checking in yes.
19811 * configure: Regenerate.
19812
19813 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19814
19815 * diagnostic.c (diagnostic_count_diagnostic): Delete.
19816 (diagnostic_report_diagnostic): Update. Handle ICEs here.
19817
19818 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
19819
19820 * gthr-vxworks.h (UNUSED): Define.
19821
19822 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
19823
19824 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
19825
19826 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
19827
19828 * doc/extend.texi (Function Attributes): Add missing comma in the
19829 example of the "alloc_size" attribute.
19830
19831 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
19832
19833 Revert:
19834 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
19835
19836 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19837 32bit host.
19838
19839 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
19840
19841 PR target/35496
19842 * stor-layout.c (update_alignment_for_field): Set minimum alignment
19843 of the underlying type of a MS bitfield layout to the natural
19844 alignment of the type.
19845
19846 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19847
19848 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19849 to their natural alignment to avoid store forwarding stalls.
19850
19851 2008-03-22 Richard Guenther <rguenther@suse.de>
19852
19853 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
19854 For PHI nodes verify the address is invariant.
19855 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
19856 (get_symbol_constant_value): Use is_gimple_min_invariant.
19857 (maybe_fold_stmt_indirect): Likewise.
19858
19859 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
19860
19861 PR rtl-optimization/33927
19862 * Makefile.in (dse.o): Depend on $(TM_P_H).
19863 * expr.h (extract_low_bits): Declare.
19864 * expmed.c (extract_low_bits): New function.
19865 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
19866 * dse.c: Include tm_p.h.
19867 (find_shift_sequence): Remove the read_reg argument and return the
19868 read value. Emit the instructions instead of returning them.
19869 Iterate on new_mode rather than calculating it each time.
19870 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
19871 source to NEW_MODE and extract_low_bits to convert the shifted
19872 value to READ_MODE.
19873 (replace_read): Allow the load and store to have different mode
19874 classes. Use extract_low_bits when SHIFT == 0. Create the shift
19875 or extraction instructions before trying the replacement. Update
19876 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
19877
19878 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19879
19880 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19881 to their natural alignment to avoid store forwarding stalls.
19882
19883 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19884
19885 PR target/27946
19886 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
19887 encouraging but not allowing gprs for input;
19888 change the input constraint to !f#r.
19889 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
19890 gprs for output;
19891 change the output constraint to !f#r.
19892
19893 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
19894
19895 PR target/13958
19896 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
19897 corresponding post-reload splitters.
19898 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
19899 when x87 FP math is selected.
19900 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
19901 New function prototype.
19902 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
19903 unreachable function to ease macroization of insn patterns.
19904
19905 2008-03-21 Martin Jambor <mjambor@suse.cz>
19906
19907 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
19908 reference dumps if ddr is NULL or dependence is unknown.
19909
19910 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19911
19912 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
19913 unsigned extension into account.
19914 (ATOMIC_COMPARE_AND_SWAP): Likewise.
19915 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
19916 Do computations on a scratch register.
19917
19918 2008-03-21 Richard Guenther <rguenther@suse.de>
19919
19920 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
19921 Use is_gimple_min_invariant instead of TREE_INVARIANT.
19922 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
19923 * tree-ssa-dom.c (record_equality): Likewise.
19924 * tree-inline.c (copy_body_r): Likewise.
19925 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
19926 TREE_INVARIANT.
19927
19928 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19929
19930 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
19931 as 'delete_unused' argument.
19932
19933 2008-03-20 Richard Guenther <rguenther@suse.de>
19934
19935 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
19936 special casing of constant qualifiers.
19937 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
19938 care about them in general.
19939 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
19940 regardless of their type.
19941 (fold_stmt_r): Forcefully fold *& if we end up with that.
19942
19943 2008-03-20 Paul Brook <paul@codesourcery.com>
19944
19945 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
19946 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
19947 linker flags.
19948 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
19949 definition.
19950 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
19951 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
19952
19953 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
19954
19955 * common.opt (Wmudflap): New option.
19956 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
19957 (mx_register_decls): Likewise.
19958 (mudflap_finish_file): Likewise.
19959 * doc/invoke.texi: Document -Wno-mudflap.
19960
19961 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
19962
19963 * c-format.c (replace_format_name_to_system_name): New.
19964 (cmp_attribs): New.
19965 (convert_format_name_to_system_name): New.
19966 (decode_format_attr): Add use of convert_format_name_to_system_name.
19967 (format_types_orig): Add gnu_ prefix to names.
19968 (check_format_info_main): Special treating of \0 escaped names for
19969 supporting multi-character format specifiers as I32, I64.
19970 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
19971 (gnu_target_overrides_format_attributes): New.
19972 * c-format.h: Add structure target_ovr_attr to hold
19973 system specific formatter names.
19974 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
19975 msformat-c.o file to c_target_objs and cxx_target_objs.
19976 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
19977 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
19978 (TARGET_N_FORMAT_TYPES): New.
19979 * config/i386/msformat-c.c: New.
19980 * config/i386/t-cygming: Add build rule for msformat-c.o.
19981 * doc/extend.texi: Add new format names gnu_* and ms_* and
19982 further details.
19983 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
19984
19985 2008-03-20 Ira Rosen <irar@il.ibm.com>
19986
19987 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
19988 optimizations turned on under -O3.
19989 (ftree-vectorize): Add that the flag is turned on with -O3.
19990
19991 2008-03-20 Ben Elliston <bje@au.ibm.com>
19992
19993 * regmove.c (try_auto_increment): Fix spelling error in comment.
19994 * final.c (final_scan_insn): Likewise.
19995
19996 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
19997
19998 PR target/14552
19999 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
20000 allocator preferences for "y" and "r" class registers.
20001 ("*mov<mode>_internal"): Ditto.
20002 ("*movv2sf_internal_rex64"): Ditto.
20003 ("*movv2sf_internal"): Ditto.
20004
20005 2008-03-19 Michael Matz <matz@suse.de>
20006
20007 PR middle-end/35616
20008 * calls.c (expand_call): Check overlap of arguments with call
20009 address for sibcalls.
20010
20011 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
20012
20013 PR target/35496
20014 * stor-layout.c (update_alignment_for_field): Set minimum alignment
20015 of the underlying type of a MS bitfield layout to the natural
20016 alignment of the type.
20017
20018 2008-03-19 Jan Hubicka <jh@suse.cz>
20019
20020 PR other/35094
20021 * toplev.c (decode_d_option): Handle all CPP flags.
20022 * tree-vrp.c: Update tree_pass descriptors.
20023 * regrename.c: Update tree_pass descriptors.
20024 * fwprop.c: Update tree_pass descriptors.
20025 * doc/invoke.texi: Remove documentation of dropped -d? flags.
20026 * tree-into-ssa.c: Update tree_pass descriptors.
20027 * tree-dump.c: Update tree_pass descriptors.
20028 * tree-complex.c: Update tree_pass descriptors.
20029 * tree-dump.h: Update tree_pass descriptors.
20030 * see.c: Update tree_pass descriptors.
20031 * cgraphbuild.c: Update tree_pass descriptors.
20032 * tracer.c: Update tree_pass descriptors.
20033 * tree-loop-distribution.c: Update tree_pass descriptors.
20034 * cgraph.c: Update tree_pass descriptors.
20035 * postreload-gcse.c: Update tree_pass descriptors.
20036 * postreload.c: Update tree_pass descriptors.
20037 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
20038 * tree-tailcall.c: Update tree_pass descriptors.
20039 * tree-pass.h (tree_opt_pass): Rename to ...
20040 (opt_pass) ... this one; add "type" field and remove letter field.
20041 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
20042 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
20043 all_lowering_passes): Update declaration.
20044 * ipa-cp.c: Update tree_pass descriptors.
20045 * final.c: Update tree_pass descriptors.
20046 * omp-low.c: Update tree_pass descriptors.
20047 * tree-ssa-dse.c: Update tree_pass descriptors.
20048 * ipa-reference.c: Update tree_pass descriptors.
20049 * tree-ssa-uncprop.c: Update tree_pass descriptors.
20050 * auto-inc-dec.c: Update tree_pass descriptors.
20051 * reorg.c: Update tree_pass descriptors.
20052 * cgraphunit.c: Update tree_pass descriptors.
20053 * tree-ssa-copyrename.c: Update tree_pass descriptors.
20054 * tree-ssa-ccp.c: Update tree_pass descriptors.
20055 * df-core.c: Update tree_pass descriptors.
20056 * mode-switching.c: Update tree_pass descriptors.
20057 * tree-nomudflap.c: Update tree_pass descriptors.
20058 * modulo-sched.c: Update tree_pass descriptors.
20059 * ipa-pure-const.c: Update tree_pass descriptors.
20060 * cse.c: Update tree_pass descriptors.
20061 * web.c: Update tree_pass descriptors.
20062 * tree-stdarg.c: Update tree_pass descriptors.
20063 * tree-ssa-math-opts.c: Update tree_pass descriptors.
20064 * tree-ssa-dom.c: Update tree_pass descriptors.
20065 * tree-nrv.c: Update tree_pass descriptors.
20066 * tree-ssa-alias.c: Update tree_pass descriptors.
20067 * loop-init.c: Update tree_pass descriptors.
20068 * gimple-low.c: Update tree_pass descriptors.
20069 * ipa-inline.c: Update tree_pass descriptors.
20070 * tree-ssa-sink.c: Update tree_pass descriptors.
20071 * global.c: Update tree_pass descriptors.
20072 * ifcvt.c: Update tree_pass descriptors.
20073 * jump.c: Update tree_pass descriptors.
20074 * predict.c: Update tree_pass descriptors.
20075 * tree-ssa-loop.c: Update tree_pass descriptors.
20076 * recog.c: Update tree_pass descriptors.
20077 * dse.c: Update tree_pass descriptors.
20078 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
20079 * tree-eh.c: Update tree_pass descriptors.
20080 * regmove.c: Update tree_pass descriptors.
20081 * local-alloc.c
20082 * function.c: Update tree_pass descriptors.
20083 * tree-vectorizer.c: Update tree_pass descriptors.
20084 * gcse.c: Update tree_pass descriptors.
20085 * ipa-type-escape.c: Update tree_pass descriptors.
20086 * tree-if-conv.c: Update tree_pass descriptors.
20087 * init-regs.c: Update tree_pass descriptors.
20088 * ipa.c: Update tree_pass descriptors.
20089 * tree-ssa-phiopt.c: Update tree_pass descriptors.
20090 * rtl-factoring.c: Update tree_pass descriptors.
20091 * lower-subreg.c: Update tree_pass descriptors.
20092 * bt-load.c: Update tree_pass descriptors.
20093 * tree-dfa.c: Update tree_pass descriptors.
20094 * except.c: Update tree_pass descriptors.
20095 * emit-rtl.c: Update tree_pass descriptors.
20096 * cfgexpand.c: Update tree_pass descriptors.
20097 * tree-cfgcleanup.c: Update tree_pass descriptors.
20098 * cfgcleanup.c: Update tree_pass descriptors.
20099 * tree-ssa-pre.c: Update tree_pass descriptors.
20100 * tree-sra.c: Update tree_pass descriptors.
20101 * tree-mudflap.c: Update tree_pass descriptors.
20102 * tree-ssa-copy.c: Update tree_pass descriptors.
20103 * cfglayout.c: Update tree_pass descriptors.
20104 * tree-ssa-forwprop.c: Update tree_pass descriptors.
20105 * tree-ssa-dce.c: Update tree_pass descriptors.
20106 * tree-ssa.c: Update tree_pass descriptors.
20107 * regclass.c: Update tree_pass descriptors.
20108 * integrate.c: Update tree_pass descriptors.
20109 * tree-optimize.c: Update tree_pass descriptors.
20110 * tree-ssa-phiprop.c: Update tree_pass descriptors.
20111 * tree-object-size.c: Update tree_pass descriptors.
20112 * combine.c: Update tree_pass descriptors.
20113 * tree-outof-ssa.c: Update tree_pass descriptors.
20114 * bb-reorder.c: Update tree_pass descriptors.
20115 * stack-ptr-mod.c: Update tree_pass descriptors.
20116 * var-tracking.c: Update tree_pass descriptors.
20117 * tree-profile.c: Update tree_pass descriptors.
20118 * tree-vect-generic.c: Update tree_pass descriptors.
20119 * reg-stack.c: Update tree_pass descriptors.
20120 * sched-rgn.c: Update tree_pass descriptors.
20121 * tree-ssa-structalias.c: Update tree_pass descriptors.
20122 * tree-cfg.c: Update tree_pass descriptors.
20123 * passes.c (current_pass): Update declaration.
20124 (finish_optimization_passes): Update.
20125 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
20126 (register_one_dump_file, register_dump_files_1, next_pass_1):
20127 Update arguments.
20128 (init_optimization_passes): Update handling of new types.
20129 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
20130 * ipa-struct-reorg.c: Update tree_pass descriptors.
20131 * tree-ssa-reassoc.c: Update tree_pass descriptors.
20132 * combine-stack-adj.c: Update tree_pass descriptors.
20133 * cfgrtl.c: Update tree_pass descriptors.
20134 * dce.c: Update tree_pass descriptors.
20135 * tree-ssanames.c: Update tree_pass descriptors.
20136
20137 2008-03-19 Richard Guenther <rguenther@suse.de>
20138
20139 PR middle-end/35609
20140 * tree-ssa.c (walk_data): New structure.
20141 (warn_uninitialized_var): If not always_executed warn with "maybe"
20142 instead of "is".
20143 (execute_early_warn_uninitialized): Compute post-dominators.
20144 Initialize always_executed before processing each basic block.
20145
20146 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
20147
20148 PR target/35504
20149 * config/i386/i386.c (x86_this_parameter): Calculate correct location
20150 of "this" pointer when "regparm = N" or "fastcall" is in effect.
20151
20152 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20153
20154 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
20155
20156 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
20157
20158 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
20159 is true.
20160 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
20161 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
20162 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
20163 target after ignore has been set, and move there also the commputation
20164 of subtarget and original_target.
20165 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
20166 (LANG_HOOKS_INITIALIZER): Remove it.
20167 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
20168
20169 2008-03-18 Richard Guenther <rguenther@suse.de>
20170
20171 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
20172 found an expression with constants, note that in the VN for the lhs.
20173 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
20174 fold them to constants if possible. Run cleanup_cfg if done so.
20175 (execute_pre): Return todo.
20176 (do_pre): Likewise.
20177 (execute_fre): Likewise.
20178 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
20179 of constants.
20180 (get_prop_source_stmt): Look through pointer conversions.
20181
20182 2008-03-18 Jan Hubicka <jh@suse.cz>
20183
20184 * tree-pretty-print.c: Include predict.h.
20185 (dump_generic_node): Dump predictor.
20186 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
20187 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
20188 * gimple-low.c (lower_stmt): Likewise.
20189 * expr.c (expand_expr_real): Likewise.
20190 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
20191 them.
20192 (build_predict_expr, build_predict_expr): New.
20193 * predict.h (predictor_name, build_predict_expr): Update.
20194 * c-typeck.c (c_finish_bc_stmt): Add prediction.
20195 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
20196 * predict.def (PRED_CONTINUE): Update hitrate.
20197 * tree.def (PREDICT_EXPR): Define.
20198 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
20199 do not handle BIND_EXPR.
20200 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
20201 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
20202 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
20203 operands.
20204
20205 2008-03-18 Michael Matz <matz@suse.de>
20206
20207 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
20208
20209 2008-03-18 Richard Guenther <rguenther@suse.de>
20210
20211 * tree-gimple.h (is_gimple_invariant_address): Declare.
20212 (is_gimple_constant): Likewise.
20213 * tree-gimple.c (is_gimple_constant): New function.
20214 (is_gimple_invariant_address): Likewise.
20215 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
20216 and is_gimple_invariant_address.
20217 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
20218 previous change.
20219 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
20220 an addressable base.
20221
20222 2008-03-18 Jakub Jelinek <jakub@redhat.com>
20223
20224 PR middle-end/35611
20225 * gimplify.c (gimplify_expr): Gimplify second operand of
20226 OMP_ATOMIC_LOAD.
20227
20228 2008-03-17 Richard Guenther <rguenther@suse.de>
20229
20230 PR tree-optimization/19637
20231 * fold-const.c (fold_unary): Remove restrictions of removing
20232 intermediate pointer-conversions (P2)(P1)P0.
20233 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
20234 conversion to void pointer.
20235 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
20236
20237 2008-03-16 James E. Wilson <wilson@tuliptree.org>
20238
20239 PR debug/31510
20240 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
20241 emulated thread local variables.
20242
20243 2008-03-16 Richard Guenther <rguenther@suse.de>
20244
20245 PR middle-end/35607
20246 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
20247 expand TREE_INVARIANT operations that are not gimple invariant.
20248
20249 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
20250
20251 * doc/extend.texi (Alignment): Say that the ABI controls
20252 the __alignof__ for non-strict-alignment targets rather
20253 than being a recommendation.
20254
20255 2008-03-15 Paul Brook <paul@codesourcery.com>
20256
20257 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
20258 annotations.
20259 (arm_output_fn_unwind): Mark functions that can not be unwound.
20260
20261 2008-03-15 Paul Brook <paul@codesourcery.com>
20262
20263 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
20264 extension instructions.
20265
20266 2008-03-15 Richard Guenther <rguenther@suse.de>
20267
20268 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
20269 and fold constant aggregate refs.
20270 (fold_const_aggregate_ref): Handle string constants
20271 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
20272 (evaluate_stmt): Simplify now that ccp_fold folds constant
20273 aggregate refs.
20274
20275 2008-03-15 Paul Brook <paul@codesourcery.com>
20276
20277 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
20278 (extzv): Use gen_extzv_t2.
20279 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
20280
20281 2008-03-15 Richard Guenther <rguenther@suse.de>
20282
20283 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
20284 (fold_const_aggregate_ref): Likewise.
20285 (get_value): Return NULL if we don't have any values.
20286 (ccp_finalize): Set const_val to NULL after freeing it.
20287 * tree-flow.h (get_symbol_constant_value): Declare.
20288 (fold_const_aggregate_ref): Likewise.
20289 * tree-ssa-sccvn.c (try_to_simplify): Use them.
20290
20291 2008-03-15 Richard Guenther <rguenther@suse.de>
20292
20293 PR middle-end/35593
20294 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
20295 to not produce negative array indices if not allowed. Add
20296 parameter to indicate that.
20297 (maybe_fold_offset_to_component_ref): Allow negative array
20298 indices only for the first member of a structure.
20299 (maybe_fold_offset_to_reference): Allow negative array indices.
20300 (maybe_fold_stmt_addition): Likewise.
20301
20302 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
20303 Anatoly Sokolov <aesok@post.ru>
20304
20305 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
20306 (avr_arch): Add ARCH_AVR6.
20307 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
20308 (initial_elimination_offset): Initialize and use 'avr_pc_size'
20309 instead of fixed value 2.
20310 (print_operand_address): Use gs() asm specifier instead of pm().
20311 (avr_assemble_integer): (Ditto.).
20312 (avr_output_addr_vec_elt): (Ditto.).
20313 (print_operand): Handle "!" code.
20314 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
20315 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
20316 (AVR_HAVE_EIJMP_EICALL): Define.
20317 (AVR_3_BYTE_PC): Redefine.
20318 (AVR_2_BYTE_PC): (Ditto.).
20319 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
20320 (LINK_SPEC): Add atmega2560 and atmega2561.
20321 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
20322 (crtm2561.o).
20323 * config/avr/avr.md (call_insn): Use eicall instead of icall
20324 for 3 byte PC devices.
20325 (call_value_insn): (Ditto.).
20326 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
20327 (indirect_jump): Use only for for 2 byte PC devices.
20328 (*tablejump): (Ditto.).
20329 (*indirect_jump_avr6): Add insn.
20330 (*tablejump_rjmp): Don't use for 3 byte PC devices.
20331 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
20332 instead of ijmp for 3 byte PC devices.
20333 (__tablejump2__): (Ditto.).
20334 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
20335 (MULITLIB_DIRNAMES): (Ditto.).
20336 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
20337
20338 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
20339
20340 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
20341 "sse2_umulsidi3". Use V1DI mode for operand 0.
20342 ("mmx_psadbw"): Use V1DI mode for operand 0.
20343 * config/i386/i386-modes.def (V1SI): New vector mode.
20344 * config/i386/i386.c (struct builtin_description)
20345 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
20346 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
20347 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
20348 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
20349 v1di_ftype_v8qi_v8qi type.
20350 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
20351
20352 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
20353 __builtin_ia32_pmuludq]: Fix the mode of return value.
20354
20355 2008-03-15 Richard Guenther <rguenther@suse.de>
20356
20357 PR middle-end/35595
20358 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
20359 being a PHI_NODE.
20360
20361 2008-03-14 Bob Wilson <bob.wilson@acm.org>
20362
20363 * doc/invoke.texi (Option Summary, Xtensa Options): Document
20364 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
20365 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
20366 unless TARGET_SERIALIZE_VOLATILE is enabled.
20367 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
20368 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
20369 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
20370
20371 2008-03-14 Richard Guenther <rguenther@suse.de>
20372
20373 PR tree-optimization/34172
20374 * tree-flow.h (refs_may_alias_p): Declare.
20375 (get_single_def_stmt): Likewise.
20376 (get_single_def_stmt_from_phi): Likewise.
20377 (get_single_def_stmt_with_phi): Likewise.
20378 * tree-dfa.c (refs_may_alias_p): New function.
20379 (get_single_def_stmt): Likewise.
20380 (get_single_def_stmt_from_phi): Likewise.
20381 (get_single_def_stmt_with_phi): Likewise.
20382 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
20383 (vn_reference_lookup_1): New helper function.
20384 (vn_reference_lookup): Walk the virtual use-def chain to
20385 continue searching for a match if the def does not alias the
20386 reference we are looking for.
20387
20388 2008-03-14 David Edelsohn <edelsohn@gnu.org>
20389
20390 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
20391 archive and Perzl. Update The Written Word listing.
20392
20393 2008-03-14 Richard Guenther <rguenther@suse.de>
20394
20395 PR tree-optimization/34043
20396 PR tree-optimization/33989
20397 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
20398 when doing FRE.
20399 (bitmap_find_leader): Use extra argument to verify dominance
20400 relationship inside a basic-block.
20401 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
20402 (find_leader_in_sets): Adjust.
20403 (create_component_ref_by_pieces): Take extra argument for
20404 dominance check, handle lookup failures.
20405 (find_or_generate_expression): Likewise.
20406 (create_expression_by_pieces): Likewise.
20407 (insert_into_preds_of_block): Adjust.
20408 (create_value_expr_from): If asked for, verify all operands
20409 are in the blocks AVAIL_OUT set.
20410 (make_values_for_stmt): Check for SSA_NAMEs that are life
20411 over an abnormal edge.
20412 (compute_avail): Remove such check.
20413 (do_SCCVN_insertion): New function.
20414 (eliminate): If we do not find a leader suitable for replacement
20415 insert a replacement expression from SCCVN if available.
20416 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
20417 (struct vn_ssa_aux): Add needs_insertion flag.
20418 * tree-ssa-sccvn.c (may_insert): New global flag.
20419 (copy_reference_ops_from_ref): Value-number union member access
20420 based on its size, not type and member if insertion is allowed.
20421 (visit_reference_op_load): For a weak match from union type
20422 punning lookup a view-converted value and insert a SSA_NAME
20423 for that value if that is not found.
20424 (visit_use): Make dumps shorter. Do not disallow value numbering
20425 SSA_NAMEs that are life over an abnormal edge to constants.
20426 (free_scc_vn): Release inserted SSA_NAMEs.
20427 (run_scc_vn): New flag to specify whether insertion is allowed.
20428 Process SSA_NAMEs in forward order.
20429 * tree-ssa-loop-im.c (for_each_index): Handle invariant
20430 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
20431 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
20432 pointer type to/from integral types that do not change the
20433 precision to regular conversions.
20434
20435 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20436
20437 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20438 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20439 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
20440 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
20441 input arguments and the mode of return value. Built-in functions
20442 that operate on whole 64-bit MMX register now use V1DI mode.
20443
20444 2008-03-13 Alon Dayan <alond@il.ibm.com>
20445 Olga Golovanevsky <olga@il.ibm.com>
20446
20447 PR tree-optimization/35041
20448 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
20449 to locate the right position in a statement.
20450
20451 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20452
20453 PR target/34000
20454 PR target/35553
20455 * config/i386/xmmintrin.h: Change all static inline functions to
20456 extern inline and add __gnu_inline__ attribute.
20457 * config/i386/bmintrin.h: Ditto.
20458 * config/i386/smmintrin.h: Ditto.
20459 * config/i386/tmmintrin.h: Ditto.
20460 * config/i386/mmintrin-common.h: Ditto.
20461 * config/i386/ammintrin.h: Ditto.
20462 * config/i386/emmintrin.h: Ditto.
20463 * config/i386/pmmintrin.h: Ditto.
20464 * config/i386/mmintrin.h: Ditto.
20465 * config/i386/mm3dnow.h: Ditto.
20466
20467 2008-03-13 Jakub Jelinek <jakub@redhat.com>
20468
20469 PR middle-end/35185
20470 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
20471 (lower_omp_2): New function.
20472 (lower_omp_1, lower_omp): Rewritten.
20473
20474 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
20475
20476 PR 35054
20477 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
20478 with the phrase "Microsoft Windows compilers".
20479 (Push/Pop Macro Pragmas): New subsection. Document
20480 #pragma push_macro and pragma pop_macro.
20481
20482 2008-03-12 Paul Brook <paul@codesourcery.com>
20483
20484 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
20485
20486 2008-03-12 Paul Brook <paul@codesourcery.com>
20487
20488 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
20489 (thumb2_alusi3_short): Exclude PLUS and MINUS.
20490 (thumb2_addsi_shortim): Rename ...
20491 (thumb2_addsi_short): ... to this. Allow register operands.
20492 (thumb2_subsi_short): New pattern.
20493 (thumb2_one_cmplsi2_short,
20494 thumb2_negsi2_short): New patterns and peepholes.
20495
20496 2008-03-12 Paul Brook <paul@codesourcery.com>
20497
20498 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
20499
20500 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
20501
20502 * config/i386/i386.md (int_cond): New code iterator.
20503 (fp_cond): Ditto.
20504 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
20505 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
20506 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
20507 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
20508 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
20509 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
20510 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
20511 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
20512
20513 2008-03-12 Paul Brook <paul@codesourcery.com>
20514
20515 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
20516 instead of {arm,thumb}_compute_save_reg_mask.
20517 (output_return_instruction): Ditto.
20518 (thumb_unexpanded_epilogue): Ditto.
20519 (thumb1_expand_prologue): Ditto.
20520 (thumb1_output_function_prologue): Ditto.
20521 (arm_set_return_address): Ditto.
20522 (thumb_set_return_address): Ditto.
20523 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
20524 regs to achieve stack alignment.
20525 (thumb1_compute_save_reg_mask): Fix compiler warning.
20526 (arm_output_epilogue): Use offsets->saved_regs_mask.
20527 Adjust stack pointer by poping call clobered registers.
20528 (arm_expand_prologue): Use offsets->saved_regs_mask.
20529 Adjust stack pointer by pushing extra registers.
20530 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
20531
20532 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
20533
20534 PR tree-opt/35422
20535 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
20536 conversion to the operands of a multiplication.
20537
20538 2008-03-12 Richard Guenther <rguenther@suse.de>
20539
20540 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
20541 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
20542 * timevar.def (TV_TREE_PHIPROP): Add.
20543 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
20544 pass description. Use TV_TREE_PHIPROP.
20545 * tree-ssa-forwprop.c: Remove phiprop code.
20546
20547 2008-03-12 Jakub Jelinek <jakub@redhat.com>
20548
20549 PR middle-end/35549
20550 * omp-low.c (maybe_lookup_decl): Constify first argument.
20551 (use_pointer_for_field): Change last argument from bool to
20552 omp_context *. Disallow shared copy-in/out in nested
20553 parallel if decl is shared in outer parallel too.
20554 (build_outer_var_ref, scan_sharing_clauses,
20555 lower_rec_input_clauses, lower_copyprivate_clauses,
20556 lower_send_clauses, lower_send_shared_vars): Adjust callers.
20557
20558 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
20559 Ira Rosen <irar@il.ibm.com>
20560
20561 * tree-vectorizer.c (free_stmt_vec_info): New function.
20562 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
20563 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
20564 * tree-vectorizer.h (free_stmt_vec_info): Declare.
20565 * tree-vect-transform.c (vectorizable_conversion): Free
20566 vec_oprnds0 if it was allocated.
20567 (vect_permute_store_chain): Remove unused VECs.
20568 (vectorizable_store): Free VECs that are allocated in the..
20569 function.
20570 (vect_transform_strided_load, vectorizable_load): Likewise.
20571 (vect_remove_stores): Simplify the code.
20572 (vect_transform_loop): Move code to vect_remove_stores().
20573 Call vect_remove_stores() and free_stmt_vec_info().
20574
20575 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20576
20577 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
20578 TARGET_HPUX. Revise comment.
20579 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
20580 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
20581 Use sr4 variant of `be' instruction when not generating PIC code.
20582 (attr_length_call): Adjust for above change.
20583
20584 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20585
20586 * ipa-reference.c (static_execute): Remove module_statics_const and
20587 associated setting code.
20588
20589 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
20590
20591 PR target/35540
20592 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
20593 predicate for operand 1.
20594 (paritysi2_cmp): Use register_operand predicate for operand 2.
20595 Use earlyclobber modifier for operand 1. Remove support for
20596 memory operands.
20597 (paritydi2_cmp): Use register_operand predicate for operand 3.
20598 Use earlyclobber modifier for operand 1. Remove support for
20599 memory operands.
20600
20601 2008-03-11 Paul Brook <paul@codesourcery.com>
20602 Vladimir Prus <vladimir@codesourcery.com>
20603
20604 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
20605 (arm_compute_save_reg0_reg12_mask): Always
20606 check if register 11 must be saved. Always safe hard frame pointer
20607 when frame_pointer_needeed.
20608 (arm_compute_save_reg_mask): Save IP and PC
20609 only with apcs frames.
20610 (arm_output_epilogue): Adjust Thumb2 codepath to
20611 be also invoked and work for ARM non-apcs frames.
20612 (arm_expand_prologue): Don't bother saving IP
20613 for non-apcs frame, since it's not clobbered by
20614 prologue code. Implement non-apcs frame
20615 layout.
20616
20617 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
20618
20619 PR rtl-optimization/35281
20620 * expr.c (convert_move): Use a new pseudo for the intermediate
20621 from_mode->word_mode result.
20622
20623 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
20624
20625 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
20626 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
20627 * toplev.c (compile_file): Don't call it.
20628
20629 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
20630
20631 PR middle-end/35526
20632 * expr.c (store_expr): Call emit_block_move if the mode
20633 of "temp" RTX is BLKmode.
20634
20635 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20636 Richard Guenther <rguenther@suse.de>
20637
20638 PR tree-optimization/31358
20639 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
20640 the step with a NULL_TREE.
20641 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
20642 to sizetype if type is a pointer type.
20643 (add_candidate_1): Don't convert the base and step to
20644 the generic type if the orginal type is a pointer type.
20645 (add_iv_value_candidates): Use sizetype for the step
20646 if type is a pointer type.
20647 (cand_value_at): Likewise.
20648 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
20649 for pointer types.
20650 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
20651 Don't convert the tem affine to the type.
20652 (add_elt_to_tree): Use sizetype for the step if a pointer.
20653 Use POINTER_PLUS_EXPR for pointers.
20654 (aff_combination_to_tree): Use sizetype for the step if a
20655 pointer.
20656
20657 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
20658
20659 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
20660 Remove commutativity hint.
20661
20662 2008-03-10 Jakub Jelinek <jakub@redhat.com>
20663
20664 PR c/35438
20665 PR c/35439
20666 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
20667 errorneous type. Check that v is a VAR_DECL.
20668
20669 PR middle-end/35099
20670 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
20671
20672 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
20673
20674 PR tree-optimization/35494
20675 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
20676 may be overriden at link and run time.
20677
20678 2008-03-10 Richard Guenther <rguenther@suse.de>
20679
20680 PR tree-optimization/34677
20681 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
20682 (poolify_tree): Likewise.
20683 (modify_expr_template): Likewise.
20684 (poolify_modify_stmt): Likewise.
20685 (insert_fake_stores): Handle all component-ref style stores
20686 in addition to INDIRECT_REF. Also handle complex types.
20687 Do not poolify the inserted load.
20688 (realify_fake_stores): Do not rebuild the tree but only
20689 make it a SSA_NAME copy.
20690 (init_pre): Remove initialzation of modify_expr_template.
20691 Do not allocate modify_expr_node_pool.
20692 (fini_pre): Do not free modify_expr_node_pool.
20693
20694 2008-03-10 Paul Brook <paul@codesourcery.com>
20695
20696 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
20697 to avoid conflicts.
20698
20699 2008-03-10 Paul Brook <paul@codesourcery.com>
20700 Mark Shinwell <shinwell@codesourcery.com>
20701
20702 * config/arm/cortex-r4.md: New.
20703 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
20704 insn attributes.
20705 * config/arm/arm.md: Include cortex-r4.md.
20706 (insn): Add smmls, sdiv and udiv values.
20707 (generic_sched): Don't use generic scheduling for Cortex-R4.
20708 (arm_issue_rate): New function.
20709 (TARGET_SCHED_ISSUE_RATE): Define.
20710
20711 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
20712
20713 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
20714
20715 2008-03-10 Richard Guenther <rguenther@suse.de>
20716
20717 * tree-ssa-pre.c (get_sccvn_value): Simplify.
20718 (compute_avail): Do not add stmt uses to AVAIL_OUT.
20719
20720 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
20721
20722 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
20723 Set default to true.
20724
20725 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20726
20727 * c.opt (Wsynth): Deprecate.
20728 * doc/invoke.texi (Option Summary, Warning Options): Document
20729 -Wno-format-contains-nul.
20730
20731 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
20732
20733 PR target/35496
20734 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
20735 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
20736
20737 2008-03-09 Ira Rosen <irar@il.ibm.com>
20738
20739 * config/rs6000/rs6000.c (builtin_description): Rename vector
20740 left shift operations.
20741 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
20742 (altivec_vsl<VI_char>): Rename to ...
20743 (ashl<mode>3): ... new name.
20744 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
20745 gen_ashlv4si3.
20746 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
20747
20748 2008-03-08 Richard Guenther <rguenther@suse.de>
20749
20750 * coverage.h (tree_coverage_counter_addr): Declare.
20751 * coverage.c (tree_coverage_counter_addr): New function.
20752 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
20753 before using again.
20754 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
20755 (tree_gen_one_value_profiler): Likewise.
20756 (tree_gen_ic_profiler): Likewise.
20757 (tree_gen_average_profiler): Likewise.
20758 (tree_gen_ior_profiler): Likewise.
20759
20760 2008-03-08 Richard Guenther <rguenther@suse.de>
20761
20762 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
20763 (vn_binary_op_insert): Likewise.
20764 (vn_unary_op_lookup): Likewise.
20765 (vn_unary_op_insert): Likewise.
20766 (vn_nary_op_lookup): Declare.
20767 (vn_nary_op_insert): Likewise.
20768 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
20769 and binary hashes, use a single obstack for unary_op_pool
20770 and binary_op_pool.
20771 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
20772 a single struct vn_nary_op_s. Store tree code length and
20773 a variable number of operands.
20774 (struct vn_reference_op_struct): Remove unused op2.
20775 (vn_reference_op_eq): Do not compare op2.
20776 (vn_reference_op_compute_hash): Do not compute hash of op2.
20777 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
20778 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
20779 with vn_nary_op_compute_hash.
20780 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
20781 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
20782 vn_nary_op_lookup.
20783 (vn_unary_op_insert, vn_binary_op_insert): Replace with
20784 vn_nary_op_insert.
20785 (visit_unary_op): Call nary functions.
20786 (visit_binary_op): Likewise.
20787 (process_scc): Adjust for struct vn_tables_s changes.
20788 (allocate_vn_table): Likewise.
20789 (free_vn_table): Likewise.
20790 * tree-vn.c (vn_add): Call nary functions.
20791 (vn_lookup): Likewise.
20792
20793 2008-03-08 Jakub Jelinek <jakub@redhat.com>
20794
20795 PR target/35498
20796 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
20797 wdst back after sync_compare_and_swapqhi_internal.
20798
20799 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
20800
20801 PR target/22152
20802 * config/i386/i386-modes.def (V1DI): New vector mode.
20803 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
20804 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
20805 (MMXMODE248): Ditto.
20806 (MMXMODE): Add V1DI mode.
20807 (mmxvecsize): Change DI mode to V1DI mode.
20808 ("mov<mode>): Use MMXMODEI8 mode iterator.
20809 ("*mov<mode>_internal_rex64"): Ditto.
20810 ("*mov<mode>_internal"): Ditto.
20811 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
20812 ("mmx_sub<mode>3"): Ditto.
20813 ("mmx_adddi3"): Remove insn pattern.
20814 ("mmx_subdi3"): Ditto.
20815 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
20816 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
20817 ("mmx_ashl<mode>3"): Ditto.
20818 ("mmx_lshrdi3"): Remove insn pattern.
20819 ("mmx_ashldi3"): Ditto.
20820 * config/i386/i386.c (classify_argument): Handle V1DImode.
20821 (function_arg_advance_32): Ditto.
20822 (function_arg_32): Ditto.
20823 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
20824 mmx_addv1di3 insn pattern.
20825 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
20826 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
20827 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
20828 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
20829 Remove definitions of built-in functions.
20830 (V1DI_type_node): New node.
20831 (v1di_ftype_v1di_int): Ditto.
20832 (v1di_ftype_v1di_v1di): Ditto.
20833 (v2si_ftype_v2si_si): Ditto.
20834 (v4hi_ftype_v4hi_di): Remove node.
20835 (v2si_ftype_v2si_di): Ditto.
20836 (ix86_init_mmx_sse_builtins): Handle V1DImode.
20837 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
20838 Redefine builtins using def_builtin_const with *_ftype_*_int node.
20839 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
20840 Add new builtins using def_builtin_const.
20841 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
20842 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
20843 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
20844 * config/i386/mmintrin.h (__v1di): New typedef.
20845 (_mm_add_si64): Cast arguments to __v1di type.
20846 (_mm_sub_si64): Ditto.
20847 (_mm_sll_pi16): Cast __count to __v4hi type.
20848 (_mm_sll_pi32): Cast __count to __v2si type.
20849 (_mm_sll_si64): Cast arguments to __v1di type.
20850 (_mm_srl_pi16): Cast __count to __v4hi type.
20851 (_mm_srl_pi32): Cast __count to __v2si type.
20852 (_mm_srl_si64): Cast arguments to __v1di type.
20853 (_mm_sra_pi16): Cast __count to __v4hi type.
20854 (_mm_sra_pi32): Cast __count to __v2si type.
20855 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
20856 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
20857 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
20858 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
20859 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
20860 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
20861 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
20862 (_mm_srai_pi32): Use __builtin_ia32_psradi.
20863 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
20864 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20865 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20866 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
20867
20868 2008-03-07 Joseph Myers <joseph@codesourcery.com>
20869
20870 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
20871
20872 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
20873
20874 PR target/35373
20875 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
20876 reg+const addressing for Altivec modes. Don't generate reg+reg
20877 addressing for TFmode or TDmode quantities.
20878
20879 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
20880
20881 * c-common.c (vector_types_convertible_p): Call langhook
20882 instead of comptypes.
20883
20884 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
20885
20886 PR tree-opt/35402
20887 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
20888 integral and scalar float variables which have a
20889 NULL DECL_INITIAL.
20890
20891 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
20892
20893 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
20894 dwarf_register_span hook when emitting unwind information for
20895 register-to-memory saves.
20896 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
20897 (rs6000_frame_related): Remove call to spe_synthesize_frame.
20898
20899 2008-03-06 Jakub Jelinek <jakub@redhat.com>
20900
20901 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
20902 for the same VAR_DECL.
20903
20904 2008-03-06 Tom Tromey <tromey@redhat.com>
20905
20906 * treelang: Delete.
20907 * doc/standards.texi (Standards): Don't mention treelang.
20908 * doc/invoke.texi (Overall Options): Don't mention treelang.
20909 * doc/install.texi (Prerequisites): Don't mention bison or
20910 treelang.
20911 (Configuration): Don't mention treelang.
20912 (Building): Likewise.
20913 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
20914
20915 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
20916
20917 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
20918 word-extractions out of a multi-word object.
20919
20920 2008-03-06 Richard Guenther <rguenther@suse.de>
20921
20922 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
20923 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
20924 result type and precision.
20925 * expr.c (get_inner_reference): Set unsignedp based on the result
20926 type of BIT_FIELD_REF.
20927 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
20928 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
20929 (try_instantiate_multiple_fields): Likewise. Use the correct type
20930 for BIT_FIELD_REF.
20931 (sra_build_assignment): Likewise.
20932 (sra_build_elt_assignment): Likewise.
20933 (sra_explode_bitfield_assignment): Likewise.
20934 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
20935 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
20936 set BIT_FIELD_REF_UNSIGNED.
20937 (vectorizable_load): Likewise.
20938
20939 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
20940
20941 * cse.c (cse_extended_basic_block): Invalidate artificial defs
20942 at bb start.
20943
20944 2008-03-06 Richard Guenther <rguenther@suse.de>
20945
20946 * alias.c (struct alias_set_entry): Move has_zero_child field
20947 to pack with alias_set.
20948
20949 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
20950
20951 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20952 32bit host.
20953
20954 2008-03-05 Ian Lance Taylor <iant@google.com>
20955
20956 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
20957
20958 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
20959
20960 * fwprop.c (update_df): Support width and offset parameters of
20961 df_ref_create.
20962 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
20963 global_conflicts): Change DF_REF_EXTRACT to either
20964 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20965 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20966 * df-scan.c (df_ref_record, df_defs_record,
20967 df_ref_create_structure, df_def_record_1, df_uses_record,
20968 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
20969 df_bb_refs_collect, df_entry_block_defs_collect,
20970 df_exit_block_uses_collect): Support new width and offset fields.
20971 (ref_extract_pool): New storage pool.
20972 (df_free_ref): New function.
20973 (df_reg_chain_unlink, df_free_collection_rec,
20974 df_sort_and_compress_refs): Call df_free_ref.
20975 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
20976 of df_ref_extract.
20977 (df_ref_create_structure): Allocate df_ref_extract if offset and
20978 width fields are used.
20979 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
20980 (df_uses_record): Get offset and width from ZERO_EXTRACT
20981 and SIGN_EXTRACT.
20982 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
20983 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20984 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20985 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
20986 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
20987 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
20988 (df_ref_extract): New structure.
20989 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
20990 (df_ref_create): Add width and offset parameters.
20991
20992 2008-03-05 Richard Guenther <rguenther@suse.de>
20993
20994 * tree-ssa-structalias.c (get_constraint_for_component_ref):
20995 Use ranges_overlap_p.
20996 (offset_overlaps_with_access): Rename
20997 to ranges_overlap_p and move ...
20998 * tree-flow-inline.h (ranges_overlap_p): ... here.
20999
21000 * tree.h (get_inner_reference, handled_component_p): Update
21001 comments.
21002
21003 * tree.h (record_component_aliases, get_alias_set,
21004 alias_sets_conflict_p, alias_sets_must_conflict_p,
21005 objects_must_conflict_p): Move declarations ...
21006 * alias.h (record_component_aliases, get_alias_set,
21007 alias_sets_conflict_p, alias_sets_must_conflict_p,
21008 objects_must_conflict_p): ... here.
21009 Include coretypes.h.
21010 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
21011
21012 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
21013
21014 * cfg.c: Include tree-flow.h.
21015 (remove_edge_raw): Call redirect_edge_var_map_clear.
21016 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
21017 * tree-flow-inline.h (redirect_edge_var_map_def): New.
21018 (redirect_edge_var_map_result): New.
21019 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
21020 PENDING_STMT use with redirect_edge_var_map_*.
21021 * tree-ssa.c (edge_var_maps): New definition.
21022 (redirect_edge_var_map_add): New.
21023 (redirect_edge_var_map_clear): New.
21024 (redirect_edge_var_map_dup): New.
21025 (redirect_edge_var_map_vector): New.
21026 (redirect_edge_var_map_destroy): New.
21027 (ssa_redirect_edge): Replace PENDING_STMT use with
21028 redirect_edge_var_map_*.
21029 (flush_pending_stmts): Same.
21030 (delete_tree_ssa): Destroy edge var map.
21031 * tree-flow.h (struct _edge_var_map): New.
21032 Define edge_var_map vector type.
21033 Declare redirect_edge_var_map_* prototypes.
21034 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
21035 * tree-cfg.c (reinstall_phi_args): Replace
21036 PENDING_STMT use with redirect_edge_var_map_*.
21037
21038 2008-03-05 Richard Guenther <rguenther@suse.de>
21039
21040 PR tree-optimization/35472
21041 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
21042 whose single use_stmt has a overlapping set of loaded and
21043 stored symbols as that use_stmt might be a noop assignment then.
21044
21045 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21046
21047 * gthr-rtems.h: Implement __gthread_mutex_destroy.
21048
21049 2008-03-05 Richard Guenther <rguenther@suse.de>
21050
21051 PR c++/35336
21052 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
21053 should be constants.
21054 * tree-cfg.c (verify_expr): Verify it.
21055 * fold-const.c (fold_truthop): Remove code generating
21056 BIT_FIELD_REFs of structure bases.
21057 (fold_binary): Likewise.
21058 (fold_ternary): Position and size of BIT_FIELD_REFs are
21059 always host integers.
21060 (make_bit_field_ref): Remove.
21061 (optimize_bit_field_compare): Remove.
21062 (all_ones_mask_p): Remove.
21063
21064 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
21065
21066 PR gcc/33009
21067 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
21068 (split_block_and_df_analyze): New. Split basic block and rebuild
21069 dataflow.
21070 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
21071 SPLIT_BLOCK.
21072 (split_pattern_seq): Likewise.
21073 (erase_matching_seqs): Likewise.
21074 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
21075
21076 2008-03-04 Geoff Keating <geoffk@apple.com>
21077
21078 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
21079 declaration and code.
21080 (tree_invalid_nonnegative_warnv_p): Likewise.
21081
21082 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
21083
21084 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
21085 examples. Truncate option-names then causing overfull hbox.
21086
21087 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21088
21089 PR target/35222
21090 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
21091 on hpux10.
21092 * configure: Rebuilt.
21093
21094 2008-03-04 Rafael Espíndola <espindola@google.com>
21095
21096 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
21097 (tree_unary_nonnegative_warnv_p): New.
21098 (tree_binary_nonnegative_warnv_p): New.
21099 (tree_single_nonnegative_warnv_p): New.
21100 (tree_invalid_nonnegative_warnv_p): New.
21101 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
21102
21103 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21104
21105 PR 28322
21106 * opts.c (handle_option): Postpone 'unknown option' errors only for
21107 warning options.
21108
21109 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
21110
21111 PR target/35453
21112 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
21113 (_SIDD_XXX): This.
21114
21115 2008-03-04 Rafael Espíndola <espindola@google.com>
21116
21117 * fold-const.c (tree_unary_nonzero_warnv_p): New.
21118 (tree_binary_nonzero_warnv_p): New.
21119 (tree_single_nonzero_warnv_p): New.
21120 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
21121
21122 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
21123
21124 PR middle-end/35456
21125 * fold-const.c (fold_cond_expr_with_comparison): Prevent
21126 transformations for modes that have signed zeros.
21127 * ifcvt.c (noce_try_abs): Ditto.
21128
21129 2008-03-04 Joseph Myers <joseph@codesourcery.com>
21130
21131 * config/i386/i386.c (override_options): Force
21132 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
21133
21134 2008-03-04 Jan Hubicka <jh@suse.cz>
21135
21136 PR c++/35262
21137 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
21138 in last commit.
21139
21140 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
21141
21142 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
21143 label to probe the stack.
21144
21145 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
21146
21147 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
21148 (__gthr_win32_mutex_destroy): Declare.
21149 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
21150 __gthr_win32_mutex_destroy.
21151 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
21152
21153 2008-03-03 Jan Hubicka <jh@suse.cz>
21154
21155 PR c++/35262
21156 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
21157 aggressive on inlining cold calls.
21158
21159 2008-03-03 Richard Guenther <rguenther@suse.de>
21160
21161 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
21162 struct copies into the expression table.
21163 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
21164 (try_to_simplify): Likewise.
21165 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
21166 integral and pointer arguments which do not change the
21167 precision to NOP_EXPRs.
21168 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
21169 VIEW_CONVERT_EXPR case.
21170
21171 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
21172
21173 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
21174 defined in a loop at depth 0 is invariant.
21175 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
21176 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
21177 be called at loop depth 0.
21178
21179 2008-03-02 Jakub Jelinek <jakub@redhat.com>
21180
21181 PR driver/35420
21182 * gcc.c (process_command): Update copyright notice dates.
21183 * gcov.c (print_version): Likewise.
21184 * gcov-dump.c (print_version): Likewise.
21185 * mips-tfile.c (main): Likewise.
21186 * mips-tdump.c (main): Likewise.
21187
21188 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21189
21190 PR 24924
21191 * c-common.c (flag_permissive): Delete.
21192 (constant_expression_warnings): Check flags first.
21193 (constant_expression_error): New.
21194 * c-common.h (flag_permissive): Delete.
21195 (constant_expression_error): Declare.
21196 * flags.h (flag_permissive): Declare. Update description.
21197 * diagnostic.c (pedwarn): Update.
21198 (permerror): New.
21199 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
21200 (permissive_error_kind): New.
21201 * toplev.c (flag_permissive): Define. Update description.
21202 * toplev.h (permissive_error_kind): Declare.
21203 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
21204 (pedwarn_c90): Use pedantic_warning_kind.
21205 * c-opts.c (c_common_post_options): flag_permissive does not affect
21206 flag_pedantic_errors.
21207
21208 2008-03-02 Joseph Myers <joseph@codesourcery.com>
21209
21210 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
21211 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
21212 __absvsi2, __absvDI2): Use unsigned arithmetic.
21213
21214 2008-03-02 Andi Kleen <ak@suse.de>
21215 Richard Guenther <rguenther@suse.de>
21216
21217 * struct-equiv.c: Remove file.
21218 * cfg_cleanup.c (condjump_equiv_p): Remove.
21219 * Makefile.in (OBJS-common): Remove struct-equiv.o.
21220 (struct-equiv.o): Remove rule.
21221 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
21222 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
21223 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
21224
21225 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21226
21227 * ifcvt.c (noce_process_if_block): Try to handle only the then
21228 block if the else block exists but isn't suitable.
21229
21230 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
21231
21232 PR gcc/35063
21233 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
21234 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
21235 regression from previous patch.
21236
21237 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
21238
21239 PR gcc/35063
21240 * gthr.h: Add __gthread_mutex_destroy as a function that must be
21241 implemented.
21242 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
21243 * gthr-single.h (__gthread_mutex_destroy): Likewise.
21244 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
21245 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
21246 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
21247 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
21248 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
21249 (__gthread_mutex_destroy_function): Rename to
21250 __gthread_mutex_destroy.
21251 * gthr-dce.h (__gthread_mutex_destroy): Call
21252 pthread_mutex_destroy.
21253 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
21254 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
21255 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
21256
21257 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21258
21259 * df-scan.c (df_ref_chain_change_bb): Simplify.
21260 (df_insn_change_bb): Add new_bb argument. Simplify. Call
21261 set_block_for_insn if there's any change.
21262 * df.h ((df_insn_change_bb): Fix prototype.
21263 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
21264 df_insn_change_bb, don't call set_block_for_insn.
21265 * emit-rtl.c (reorder_insns): Likewise.
21266 * haifa-sched.c (move_insn): Likewise.
21267
21268 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21269
21270 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
21271
21272 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21273
21274 * tree-flow-inline.h (next_readonly_imm_use): Return
21275 NULL_USE_OPERAND_P after the end.
21276
21277 2008-03-01 Richard Guenther <rguenther@suse.de>
21278
21279 PR tree-optimization/35411
21280 * tree-sra.c (sra_build_assignment): Split conversion to
21281 final type to a separate statement if we are not assigning
21282 to a register.
21283
21284 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21285
21286 * fold-const.c (fold_convertible_p): Correct the logic to follow
21287 that in fold_convert().
21288
21289 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
21290
21291 PR c++/35315
21292 * tree-inline.c (build_duplicate_type): When we make a
21293 duplicate type, make it unique in the canonical types system.
21294
21295 2008-02-29 Tom Tromey <tromey@redhat.com>
21296
21297 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
21298 input_file_stack_history, input_file_stack_restored): Remove.
21299 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
21300 * input.h (struct file_stack): Remove.
21301 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
21302 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
21303 Likewise.
21304 * diagnostic.h (struct diagnostic_context) <last_module>: Change
21305 type.
21306 (diagnostic_last_module_changed): Add 'map' argument.
21307 (diagnostic_set_last_function): Likewise.
21308 * diagnostic.c (undiagnostic_report_current_module): Iterate using
21309 line map, not input_file_stack.
21310 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
21311
21312 2008-02-29 Paul Brook <paul@codesourcery.com>
21313
21314 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
21315
21316 2008-02-29 Paul Brook <paul@codesourcery.com>
21317
21318 * config/arm/ieee754-df.S (muldf3): Use RET macros.
21319
21320 2008-02-29 Richard Guenther <rguenther@suse.de>
21321
21322 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
21323 vn_lookup_or_add.
21324 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
21325 value for comparing for a store match.
21326 (simplify_unary_expression): Do nothing for SSA_NAMEs.
21327 (try_to_simplify): Do not do a full-blown reference lookup.
21328
21329 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
21330
21331 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
21332 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
21333
21334 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
21335
21336 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
21337
21338 * tree-loop-linear.c (try_interchange_loops): Compare memory access
21339 strides against cache sizes.
21340
21341 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
21342
21343 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
21344 constant to fpul.
21345
21346 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
21347
21348 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
21349 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
21350 is smaller than the original promoted value.
21351 (simplify_subreg): If OP is a SUBREG, try to preserve its
21352 SUBREG_PROMOTED_VAR_P information.
21353
21354 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
21355
21356 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
21357 (VN_INFO_GET): Allocate new objects on the obstack.
21358 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
21359 for rpo_numbers_temp, for consistency.
21360 (free_scc_vn): Free the obstack.
21361
21362 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
21363
21364 * doc/invoke.texi: Document -ftree-loop-distribution.
21365 * tree-loop-distribution.c: New.
21366 * tree-pass.h (pass_loop_distribution): New.
21367 * graphds.h (struct graph): Add htab_t indices.
21368 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
21369 * tree-vectorizer.c (rename_variables_in_loop): Extern.
21370 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
21371 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
21372 * tree-data-ref.c (debug_data_dependence_relations): New.
21373 (dump_data_dependence_relation): Also print data references.
21374 (free_data_ref): Extern.
21375 (same_access_functions): Moved...
21376 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
21377 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
21378 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
21379 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
21380 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
21381 (stmts_from_loop): Skip LABEL_EXPR.
21382 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
21383 New.
21384 (build_rdg): Initialize rdg->indices htab.
21385 (free_rdg, stores_from_loop, ref_base_address,
21386 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
21387 have_similar_memory_accesses_1, ref_base_address_1,
21388 remove_similar_memory_refs): New.
21389 * tree-data-ref.h: Depend on tree-chrec.h.
21390 (debug_data_dependence_relations, free_data_ref): Declared.
21391 (same_access_functions): ... here.
21392 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
21393 New.
21394 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
21395 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
21396 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
21397 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
21398 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
21399 rdg_vertex_for_stmt): Declared.
21400 (struct rdg_edge): Add level.
21401 (RDGE_LEVEL): New.
21402 (free_rdg, stores_from_loop, remove_similar_memory_refs,
21403 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
21404 Declared.
21405 (rdg_has_similar_memory_accesses): New.
21406 * tree-vect-analyze.c: Remove unused static decls.
21407 * lambda.h (dependence_level): New.
21408 * common.opt (ftree-loop-distribution): New.
21409 * tree-flow.h (mark_virtual_ops_in_bb,
21410 slpeel_tree_duplicate_loop_to_edge_cfg,
21411 rename_variables_in_loop): Declared.
21412 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
21413 (OBJS-common): Add tree-loop-distribution.o.
21414 (tree-loop-distribution.o): New rule.
21415 * tree-cfg.c (mark_virtual_ops_in_bb): New.
21416 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
21417 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
21418
21419 2008-02-28 Joseph Myers <joseph@codesourcery.com>
21420
21421 PR target/33963
21422 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
21423 other than structures and unions.
21424
21425 2008-02-28 Richard Guenther <rguenther@suse.de>
21426
21427 Revert:
21428 2008-02-26 Richard Guenther <rguenther@suse.de>
21429
21430 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21431 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21432 (lookup_decl_from_uid): Declare.
21433 (remove_decl_from_map): Likewise.
21434 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21435 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21436 (decl_for_uid_map): New global hashtable mapping DECL_UID
21437 to the decl tree.
21438 (init_ttree): Allocate it.
21439 (insert_decl_to_uid_decl_map): New helper function.
21440 (make_node_stat): Insert new decls into the map.
21441 (copy_node_stat): Likewise.
21442 (lookup_decl_from_uid): New function.
21443 (remove_decl_from_map): Likewise.
21444 (print_decl_for_uid_map_statistics): New helper.
21445 (dump_tree_statistics): Call it.
21446
21447 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21448 (referenced_var_iterator): Adjust.
21449 (FOR_EACH_REFERENCED_VAR): Adjust.
21450 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21451 (num_referenced_vars): Adjust.
21452 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21453 (first_referenced_var): Remove.
21454 (end_referenced_vars_p): Likewise.
21455 (next_referenced_var): Likewise.
21456 (referenced_var_iterator_set): New helper function.
21457 * tree-dfa.c (referenced_var_lookup): Adjust.
21458 (referenced_var_check_and_insert): Likewise.
21459 (remove_referenced_var): Likewise.
21460 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21461 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21462 (verify_call_clobbering): Likewise.
21463 (verify_memory_partitions): Likewise.
21464 (init_tree_ssa): Allocate bitmap instead of hashtable for
21465 referenced_vars.
21466 (delete_tree_ssa): Adjust.
21467 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21468 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21469 (compute_tag_properties): Likewise.
21470 (set_initial_properties): Likewise.
21471 (find_partition_for): Likewise.
21472 (update_reference_counts): Likewise.
21473 (dump_may_aliases_for): Likewise.
21474 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21475 (add_call_clobber_ops): Likewise.
21476 (add_call_read_ops): Likewise.
21477 (get_asm_expr_operands): Likewise.
21478 * tree-into-ssa.c (dump_decl_set): Likewise.
21479 (update_ssa): Likewise.
21480 * tree-sra.c (scan_function): Likewise.
21481 (decide_instantiations): Likewise.
21482 (scalarize_parms): Likewise.
21483 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21484 (dsa_named_for): Likewise.
21485 * tree-ssa-structalias.c (update_alias_info): Likewise.
21486 (merge_smts_into): Likewise.
21487
21488 2008-02-27 David Daney <ddaney@avtrex.com>
21489
21490 PR target/34409
21491 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
21492 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
21493 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
21494 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
21495 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
21496
21497 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
21498
21499 PR target/25477
21500 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
21501 (BUILT_IN_NEXTTOWARD): Remove.
21502 (BUILT_IN_NEXTTOWARDF): Ditto.
21503 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
21504 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
21505
21506 2008-02-27 Tom Tromey <tromey@redhat.com>
21507
21508 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
21509 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
21510
21511 2008-02-27 Jan Beulich <jbeulich@novell.com>
21512
21513 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
21514 update the respective field on newdecl.
21515
21516 2008-02-27 Revital Eres <eres@il.ibm.com>
21517
21518 PR rtl-optimization/34999
21519 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
21520 crossing edges that ends with a call insn.
21521 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
21522 call insn and clear the EDGE_CROSSING flag of the crossing edge
21523 when fixing fallthru edges.
21524
21525 2008-02-27 Richard Guenther <rguenther@suse.de>
21526
21527 PR middle-end/35390
21528 * fold-const.c (fold_unary): Return the correct argument,
21529 converted to the result type.
21530
21531 2008-02-27 Richard Guenther <rguenther@suse.de>
21532
21533 PR middle-end/34971
21534 * expr.c (expand_expr_real_1): Assert on rotates that operate
21535 on partial modes.
21536 * fold-const.c (fold_binary): Use the types precision, not the
21537 bitsize of the mode if folding rotate expressions. Build rotates
21538 only for full modes.
21539
21540 2008-02-27 Jakub Jelinek <jakub@redhat.com>
21541
21542 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
21543 and CPP_PRAGMA_EOL.
21544 * c-pragma.c (pragma_ns_name): New typedef.
21545 (registered_pp_pragmas): New variable.
21546 (c_pp_lookup_pragma): New function.
21547 (c_register_pragma_1): If flag_preprocess_only, do nothing
21548 for non-expanded pragmas, for expanded ones push pragma's
21549 namespace and name into registered_pp_pragmas vector.
21550 (c_invoke_pragma_handler): Register OpenMP pragmas even when
21551 flag_preprocess_only, don't register GCC pch_preprocess
21552 pragma if flag_preprocess_only.
21553 * c-opts.c (c_common_init): Call init_pragma even if
21554 flag_preprocess_only.
21555 * c-pragma.c (c_pp_lookup_pragma): New prototype.
21556 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
21557 cpp_register_pragma if flag_preprocess_only.
21558
21559 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21560
21561 PR c/28800
21562 * c-parser.c (c_parser_translation_unit): Warn for empty
21563 translation unit, not empty source file.
21564
21565 2008-02-26 Paul Brook <paul@codesourcery.com>
21566
21567 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
21568 operand for Thumb-2.
21569 * config/arm/arm.h (reg_class): Add CORE_REGS.
21570 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
21571 (BASE_REG_CLASS): Use CORE_REGS.
21572 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
21573 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
21574 (REGNO_OK_FOR_INDEX_P): Exclude SP.
21575 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
21576 ARM_REGNO_OK_FOR_INDEX_P.
21577 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
21578 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
21579 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
21580 (ldm/stm peepholes): Ditto.
21581 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
21582 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
21583 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
21584 * config/arm/constraints.md: Enable "k" constraint on ARM.
21585
21586 2008-02-27 Ben Elliston <bje@au.ibm.com>
21587
21588 * config/rs6000/rs6000.c: Annotate cache line size field in all
21589 instances of struct processor_costs.
21590
21591 2008-02-26 David Edelsohn <edelsohn@gnu.org>
21592
21593 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
21594 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
21595 jump_bypass): New counters.
21596 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
21597 * dce.c (gate_ud_dce): Same.
21598 (gate_fast_dce): Same.
21599 * dse.c (gate_dse1): New function.
21600 (gate_dse2): New function.
21601 (gate_dse): Merge results of new gate functions.
21602 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
21603 (gate_handle_jump_bypass): Add dbg_cnt.
21604 (gate_handle_gcse): Add dbg_cnt.
21605 * ifcvt.c (gate_handle_if_conversion): Same.
21606 (gate_handle_if_after_combine): Same.
21607 (gate_handle_if_after_reload): Same.
21608 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
21609
21610 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
21611
21612 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
21613 line sizes.
21614 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
21615
21616 2008-02-26 Jason Merrill <jason@redhat.com>
21617
21618 PR c++/35315
21619 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
21620 alone if it's the naming decl for the type's main variant.
21621
21622 2008-02-26 Tom Tromey <tromey@redhat.com>
21623
21624 * system.h (USE_MAPPED_LOCATION): Poison.
21625 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
21626 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
21627 (make_goto_expr_edges): Likewise.
21628 (remove_bb): Likewise.
21629 (execute_warn_function_return): Likewise.
21630 * basic-block.h (struct edge_def) <goto_locus>: Change type to
21631 location_t.
21632 * c-common.c (fname_decl): Remove old location code.
21633 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
21634 location code.
21635 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
21636 variant.
21637 (ASM_INPUT_SOURCE_LOCATION): Likewise.
21638 (gen_rtx_ASM_INPUT): Likewise.
21639 (gen_rtx_ASM_INPUT_loc): Likewise.
21640 (get_rtx_asm_OPERANDS): Remove.
21641 * cfglayout.c (insn_locators_alloc): Remove old location code.
21642 (set_curr_insn_source_location): Likewise.
21643 (curr_insn_locator): Likewise.
21644 * print-tree.c (print_node): Remove old location code.
21645 * tree-mudflap.c (mf_varname_tree): Remove old location code.
21646 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
21647 * cfgexpand.c (expand_gimple_cond_expr): Don't use
21648 location_from_locus.
21649 (construct_exit_block): Remove old location code.
21650 * emit-rtl.c (force_next_line_note): Remove old location code.
21651 * profile.c (branch_prob): Remove old location code.
21652 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
21653 LOC_LINE): Remove old-location variants.
21654 * langhooks.c (lhd_print_error_function): Remove old location
21655 code.
21656 * configure, config.in: Rebuilt.
21657 * configure.ac (--enable-mapped-location): Remove.
21658 * c-decl.c (c_init_decl_processing): Remove old location code.
21659 (finish_function): Likewise.
21660 * recog.c (decode_asm_operands): Remove old location code.
21661 * c-pch.c (c_common_read_pch): Remove old location code.
21662 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
21663 variants.
21664 * gimple-low.c (lower_function_body): Remove old location code.
21665 * toplev.c (unknown_location): Remove.
21666 (push_srcloc): Remove old-location variant.
21667 (process_options): Remove old location code.
21668 (lang_dependent_init): Likewise.
21669 * input.h (UNKNOWN_LOCATION): Move definition.
21670 (location_t): Undeprecate.
21671 (source_locus): Remove.
21672 (location_from_locus): Remove.
21673 (struct location_s): Remove.
21674 Remove all old-location code.
21675 (input_line, input_filename): Remove.
21676 * final.c (final_scan_insn): Remove old location code.
21677 * diagnostic.c (diagnostic_build_prefix): Remove
21678 USE_MAPPED_LOCATION test.
21679 * tree.h (gimple_stmt) <locus>: Now a location_t.
21680 (tree_exp) <locus>: Likewise.
21681 (DECL_IS_BUILTIN): Remove old-location variant.
21682 (annotate_with_file_line, annotate_with_locus): Likewise.
21683 (expr_locus, set_expr_locus): Update.
21684 * tree.c (build1_stat): Remove old location code.
21685 (last_annotated_node): Remove.
21686 (annotate_with_file_line): Remove old-location variant.
21687 (annotate_with_locus): Likewise.
21688 (expr_location): Remove old location code.
21689 (set_expr_location): Likewise.
21690 (expr_has_location): Likewise.
21691 (expr_locus): Likewise.
21692 (set_expr_locus): Likewise.
21693 (expr_filename): Don't use location_from_locus.
21694 (expr_lineno): Likewise.
21695 * rtl-error.c (location_for_asm): Remove old location code.
21696 * c-lex.c (cb_line_change): Remove old location code.
21697 (fe_file_change): Likewise.
21698 (cb_def_pragma): Likewise.
21699 (c_lex_with_flags): Likewise.
21700 * gengtype.c (do_typedef): Don't special-case location types.
21701 (define_location_structures): Remove.
21702 (main): Don't call define_location_structures.
21703 * tree-pretty-print.c (dump_implicit_edges): Remove old location
21704 code.
21705
21706 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21707
21708 PR 26264
21709 * builtins.def (BUILT_IN_STDARG_START): Remove.
21710 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
21711 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
21712 * tree-inline.c (inline_forbidden_p_1): Likewise.
21713
21714 2008-02-26 Richard Guenther <rguenther@suse.de>
21715
21716 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21717 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21718 (lookup_decl_from_uid): Declare.
21719 (remove_decl_from_map): Likewise.
21720 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21721 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21722 (decl_for_uid_map): New global hashtable mapping DECL_UID
21723 to the decl tree.
21724 (init_ttree): Allocate it.
21725 (insert_decl_to_uid_decl_map): New helper function.
21726 (make_node_stat): Insert new decls into the map.
21727 (copy_node_stat): Likewise.
21728 (lookup_decl_from_uid): New function.
21729 (remove_decl_from_map): Likewise.
21730 (print_decl_for_uid_map_statistics): New helper.
21731 (dump_tree_statistics): Call it.
21732
21733 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21734 (referenced_var_iterator): Adjust.
21735 (FOR_EACH_REFERENCED_VAR): Adjust.
21736 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21737 (num_referenced_vars): Adjust.
21738 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21739 (first_referenced_var): Remove.
21740 (end_referenced_vars_p): Likewise.
21741 (next_referenced_var): Likewise.
21742 (referenced_var_iterator_set): New helper function.
21743 * tree-dfa.c (referenced_var_lookup): Adjust.
21744 (referenced_var_check_and_insert): Likewise.
21745 (remove_referenced_var): Likewise.
21746 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21747 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21748 (verify_call_clobbering): Likewise.
21749 (verify_memory_partitions): Likewise.
21750 (init_tree_ssa): Allocate bitmap instead of hashtable for
21751 referenced_vars.
21752 (delete_tree_ssa): Adjust.
21753 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21754 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21755 (compute_tag_properties): Likewise.
21756 (set_initial_properties): Likewise.
21757 (find_partition_for): Likewise.
21758 (update_reference_counts): Likewise.
21759 (dump_may_aliases_for): Likewise.
21760 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21761 (add_call_clobber_ops): Likewise.
21762 (add_call_read_ops): Likewise.
21763 (get_asm_expr_operands): Likewise.
21764 * tree-into-ssa.c (dump_decl_set): Likewise.
21765 (update_ssa): Likewise.
21766 * tree-sra.c (scan_function): Likewise.
21767 (decide_instantiations): Likewise.
21768 (scalarize_parms): Likewise.
21769 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21770 (dsa_named_for): Likewise.
21771 * tree-ssa-structalias.c (update_alias_info): Likewise.
21772 (merge_smts_into): Likewise.
21773
21774 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21775
21776 PR 34351
21777 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
21778 * c-opts.c (c_common_handle_option): Wall enables
21779 Wvolatile-register-var.
21780 * common.opt: Move Wvolatile-register-var to...
21781 * c.opt: ...here.
21782
21783 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21784
21785 * common.opt (Wlarger-than=): New.
21786 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
21787 -Wlarger-than=.
21788 * opts.c (common_handle_option): Handle -Wlarger-than=.
21789 * optc-gen.awk: Likewise.
21790 * opth-gen.awk: Likewise.
21791 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
21792 * tree-optimize.c (tree_rest_of_compilation): Likewise.
21793
21794 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21795
21796 * c-common.c (match_case_to_enum_1): Add appropriate
21797 OPT_W* parameter to warning.
21798 (c_do_switch_warnings): Likewise.
21799 * c-typeck.c (warning_init): Add one more parameter following
21800 'warning' function.
21801 (push_init_level): Update call to warning_init.
21802 (pop_init_level): Likewise.
21803 (add_pending_init): Likewise.
21804 (output_init_element: Likewise.
21805
21806 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21807
21808 PR 28322
21809 * toplev.c (toplev_main): If there are warnings or error, print
21810 errors for ignored options.
21811 * opts.c (ignored_options): New static variable.
21812 (postpone_unknown_option_error): New.
21813 (print_ignored_options): New.
21814 (handle_option): Postpone errors for unknown -Wno-* options.
21815 * opts.h (print_ignored_options): Declare.
21816
21817 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
21818
21819 * config/mips/mips.md (loadgp_blockage, blockage): Change type
21820 to "ghost".
21821
21822 2008-02-25 Richard Guenther <rguenther@suse.de>
21823
21824 Revert:
21825 2008-02-25 Richard Guenther <rguenther@suse.de>
21826
21827 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21828 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21829 (lookup_decl_from_uid): Declare.
21830 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21831 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21832 (decl_for_uid_map): New global hashtable mapping DECL_UID
21833 to the decl tree.
21834 (init_ttree): Allocate it.
21835 (insert_decl_to_uid_decl_map): New helper function.
21836 (make_node_stat): Insert new decls into the map.
21837 (copy_node_stat): Likewise.
21838 (lookup_decl_from_uid): New function.
21839 (print_decl_for_uid_map_statistics): New helper.
21840 (dump_tree_statistics): Call it.
21841
21842 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21843 (referenced_var_iterator): Adjust.
21844 (FOR_EACH_REFERENCED_VAR): Adjust.
21845 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21846 (num_referenced_vars): Adjust.
21847 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21848 (first_referenced_var): Remove.
21849 (end_referenced_vars_p): Likewise.
21850 (next_referenced_var): Likewise.
21851 (referenced_var_iterator_set): New helper function.
21852 * tree-dfa.c (referenced_var_lookup): Adjust.
21853 (referenced_var_check_and_insert): Likewise.
21854 (remove_referenced_var): Likewise.
21855 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21856 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21857 (verify_call_clobbering): Likewise.
21858 (verify_memory_partitions): Likewise.
21859 (init_tree_ssa): Allocate bitmap instead of hashtable for
21860 referenced_vars.
21861 (delete_tree_ssa): Adjust.
21862 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21863 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21864 (compute_tag_properties): Likewise.
21865 (set_initial_properties): Likewise.
21866 (find_partition_for): Likewise.
21867 (update_reference_counts): Likewise.
21868 (dump_may_aliases_for): Likewise.
21869 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21870 (add_call_clobber_ops): Likewise.
21871 (add_call_read_ops): Likewise.
21872 (get_asm_expr_operands): Likewise.
21873 * tree-into-ssa.c (dump_decl_set): Likewise.
21874 (update_ssa): Likewise.
21875 * tree-sra.c (scan_function): Likewise.
21876 (decide_instantiations): Likewise.
21877 (scalarize_parms): Likewise.
21878 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21879 (dsa_named_for): Likewise.
21880 * tree-ssa-structalias.c (update_alias_info): Likewise.
21881 (merge_smts_into): Likewise.
21882
21883 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21884
21885 PR fortran/29549
21886 * doc/invoke.texi (-fcx-limited-range): Document new option.
21887 * toplev.c (process_options): Handle -fcx-fortran-rules.
21888 * common.opt: Add documentation for -fcx-fortran-rules.
21889
21890 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21891
21892 PR c/35162
21893 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
21894 actual behaviour and C99.
21895
21896 2008-02-26 Ben Elliston <bje@au.ibm.com>
21897
21898 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
21899 (ASM_CPU_POWER6_SPEC): Likewise.
21900 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
21901 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
21902 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
21903
21904 2008-02-25 Richard Guenther <rguenther@suse.de>
21905
21906 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21907 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21908 (lookup_decl_from_uid): Declare.
21909 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21910 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21911 (decl_for_uid_map): New global hashtable mapping DECL_UID
21912 to the decl tree.
21913 (init_ttree): Allocate it.
21914 (insert_decl_to_uid_decl_map): New helper function.
21915 (make_node_stat): Insert new decls into the map.
21916 (copy_node_stat): Likewise.
21917 (lookup_decl_from_uid): New function.
21918 (print_decl_for_uid_map_statistics): New helper.
21919 (dump_tree_statistics): Call it.
21920
21921 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21922 (referenced_var_iterator): Adjust.
21923 (FOR_EACH_REFERENCED_VAR): Adjust.
21924 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21925 (num_referenced_vars): Adjust.
21926 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21927 (first_referenced_var): Remove.
21928 (end_referenced_vars_p): Likewise.
21929 (next_referenced_var): Likewise.
21930 (referenced_var_iterator_set): New helper function.
21931 * tree-dfa.c (referenced_var_lookup): Adjust.
21932 (referenced_var_check_and_insert): Likewise.
21933 (remove_referenced_var): Likewise.
21934 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21935 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21936 (verify_call_clobbering): Likewise.
21937 (verify_memory_partitions): Likewise.
21938 (init_tree_ssa): Allocate bitmap instead of hashtable for
21939 referenced_vars.
21940 (delete_tree_ssa): Adjust.
21941 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21942 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21943 (compute_tag_properties): Likewise.
21944 (set_initial_properties): Likewise.
21945 (find_partition_for): Likewise.
21946 (update_reference_counts): Likewise.
21947 (dump_may_aliases_for): Likewise.
21948 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21949 (add_call_clobber_ops): Likewise.
21950 (add_call_read_ops): Likewise.
21951 (get_asm_expr_operands): Likewise.
21952 * tree-into-ssa.c (dump_decl_set): Likewise.
21953 (update_ssa): Likewise.
21954 * tree-sra.c (scan_function): Likewise.
21955 (decide_instantiations): Likewise.
21956 (scalarize_parms): Likewise.
21957 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21958 (dsa_named_for): Likewise.
21959 * tree-ssa-structalias.c (update_alias_info): Likewise.
21960 (merge_smts_into): Likewise.
21961
21962 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
21963
21964 PR target/35258
21965 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
21966 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
21967 * alias.h (nonoverlapping_memrefs_p): Likewise.
21968
21969 2008-02-25 Jan Beulich <jbeulich@novell.com>
21970
21971 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
21972 * config/i386/netware-libgcc.exp: Add __bswap?i2,
21973 __emultls_get_address, __emultls_register_common,
21974 __floatundi?f, and _Unwind_GetIPInfo.
21975 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
21976 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
21977 (gen_regparm_prefix): Likewise.
21978 (i386_nlm_encode_section_info): Sync with
21979 config/i386/winnt.c:i386_pe_encode_section_info().
21980 (i386_nlm_maybe_mangle_decl_assembler_name): New.
21981 i386_nlm_mangle_decl_assembler_name): New.
21982 (netware_override_options): New.
21983 * config/i386/netware.h (netware_override_options): Declare.
21984 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
21985 (i386_nlm_mangle_decl_assembler_name): Declare.
21986 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
21987
21988 2008-02-25 Ben Elliston <bje@au.ibm.com>
21989
21990 PR other/32948
21991 * c-decl.c (grokdeclarator): Remove unused local variables
21992 `typedef_type' and `type_as_written'.
21993 * bb-reorder.c
21994 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
21995 unused local variable `has_hot_blocks'.
21996 (fix_crossing_conditional_branches): Remove unused local variable
21997 `prev_bb'.
21998
21999 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
22000
22001 PR middle-end/19984
22002 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
22003 using DEF_C99_BUILTIN.
22004 (BUILT_IN_NANF): Ditto.
22005 (BUILT_IN_NANL): Ditto.
22006
22007 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
22008 Revital Eres <eres@il.ibm.com>
22009
22010 * modulo-sched.c (calculate_must_precede_follow): Address TODO
22011 regarding the order of two dependent insns in the same row.
22012
22013 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
22014
22015 * stor-layout.c (layout_decl): Do not bump the alignment of a
22016 bit-field to more than byte alignment if it is packed.
22017
22018 2008-02-24 David Edelsohn <edelsohn@gnu.org>
22019
22020 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
22021 e300c2 and e300c3.
22022
22023 2008-02-24 Diego Novillo <dnovillo@google.com>
22024
22025 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
22026
22027 PR 33738
22028 * tree-vrp.c (vrp_evaluate_conditional): With
22029 -Wtype-limits, emit a warning when comparing against a
22030 constant outside the natural range of OP0's type.
22031 * c.opt (Wtype-limits): Move ...
22032 * common.opt (Wtype-limits): ... here.
22033
22034 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
22035
22036 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
22037 * config/rs6000/e300c2c3.md: New file.
22038 * config/rs6000/rs6000.c (processor_costs): Add new costs for
22039 e300c2 and e300c3.
22040 (rs6000_override_options): Add e300c2 and e300c3 cases to
22041 processor_target_table. Do not allow usage of Altivec or Spe
22042 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
22043 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
22044 * config/rs6000/rs6000.h (processor_type): Add
22045 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
22046 (ASM_CPU_SPEC): Add e300c2 and e300c3.
22047 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
22048 and ppce300c3. Include e300c2c3.md.
22049
22050 2008-02-23 David Edelsohn <edelsohn@gnu.org>
22051
22052 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
22053 instead of TARGET_STRICT_ALIGN.
22054
22055 2008-02-23 Joseph Myers <joseph@codesourcery.com>
22056
22057 * explow.c (memory_address): Assert that the generated address is
22058 valid.
22059
22060 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22061
22062 PR target/25477
22063 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
22064 * config/darwin-ppc-ldouble-patch.def: New file.
22065 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
22066 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
22067 SUBTARGET_INIT_BUILTINS if defined.
22068 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
22069 New functions.
22070
22071 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
22072
22073 PR rtl-opt/33512
22074 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
22075 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
22076
22077 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
22078
22079 PR pch/35027
22080 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
22081 file" warning condtional on -Winvalid-PCH.
22082
22083 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
22084
22085 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
22086
22087 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
22088
22089 PR target/22076
22090 PR target/34256
22091 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
22092 prevent reload from using MMX registers.
22093 (*mov<mode>_internal): Ditto.
22094 (*movv2sf_internal_rex64): Ditto.
22095 (*movv2sf_internal): Ditto.
22096
22097 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22098
22099 PR documentation/31569
22100 * doc/install.texi2html: Use makeinfo --no-number-sections.
22101
22102 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22103
22104 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
22105 ensure that we can address an entire entity > 8 bytes. Don't
22106 generate reg+reg addressing for such data.
22107
22108 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22109
22110 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
22111 strings when optimizing for size, unless the target cares about
22112 alignment.
22113
22114 2008-02-22 Tom Tromey <tromey@redhat.com>
22115
22116 * regclass.c (current_pass): Remove declaration.
22117
22118 2008-02-22 Anatoly Sokolov <aesok@post.ru>
22119
22120 * config/avr/libgcc.S (__RAMPZ__): Define.
22121 (__do_copy_data): Add for devices with 128KB code memory.
22122
22123 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22124
22125 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
22126 Use spe_abi.
22127 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
22128
22129 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
22130
22131 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
22132 GENNONACR_REGS.
22133
22134 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22135
22136 PR c/19999
22137 * c-typeck.c (build_binary_op): Warn about floating point
22138 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
22139
22140 2008-02-21 Janis Johnson <janis187@us.ibm.com>
22141
22142 PR target/34526
22143 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
22144 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
22145 add vrsave.
22146 (rs6000_override_options): Set altivec_abi as default, not override,
22147 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
22148 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
22149 is used; use new member spe_abi.
22150 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
22151 spe_abi and altivec_abi.
22152
22153 2008-02-22 Tomas Bily <tbily@suse.cz>
22154
22155 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
22156
22157 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22158
22159 PR bootstrap/35273
22160 * config.build (build_file_translate): Set to `CMD //c' only if
22161 it works.
22162 * Makefile.in (build_file_translate): Improve comment.
22163
22164 2008-02-21 Jan Hubicka <jh@suse.cz>
22165
22166 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
22167 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
22168 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
22169
22170 2008-02-21 Michael Matz <matz@suse.de>
22171
22172 PR target/35264
22173 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
22174
22175 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
22176
22177 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
22178 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
22179 as insn constraint.
22180 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
22181 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
22182 SSE_VEC_FLOAT_MODE_P as insn constraint.
22183 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
22184 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
22185 sse4a_movntdf using MODEF mode iterator.
22186 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
22187 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
22188 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
22189 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
22190 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
22191 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
22192 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
22193
22194 2008-02-21 Richard Guenther <rguenther@suse.de>
22195
22196 * tree.def (PAREN_EXPR): New tree code.
22197 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
22198 and PAREN_EXPR.
22199 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
22200 * expr.c (expand_expr_real_1): Likewise.
22201 * tree-inline.c (estimate_num_insns_1): Likewise.
22202 * tree-complex.c (expand_complex_move): Likewise.
22203 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
22204 as plain x.
22205
22206 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
22207
22208 PR target/35225
22209 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
22210
22211 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
22212
22213 PR target/35190
22214 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
22215
22216 * config/sh/sh.c (find_barrier): Don't go past
22217 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
22218
22219 2008-02-20 DJ Delorie <dj@redhat.com>
22220
22221 * config/h8300/h8300.md (insv): Force source operand to be a register.
22222
22223 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
22224 as a jump, not as a plain insn.
22225
22226 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
22227
22228 * doc/invoke.texi (Warning Options): Add new option
22229 -Wframe-larger-than=.
22230 (-Wframe-larger-than): Document.
22231
22232 * flags.h (warn_frame_larger_than, frame_larger_than_size):
22233 Add declarations for new option variables.
22234
22235 * final.c (final_start_function): Check the frame size
22236 before emission and issue a Wframe-larger-than warning.
22237
22238 * opts.c (warn_frame_larger_than, frame_larger_than_size):
22239 Add definitions for new option variables.
22240 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
22241
22242 * common.opt (Wframe-larger-than=): New option.
22243
22244 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
22245
22246 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
22247 (<sse>_div<mode>3): Ditto.
22248 (<sse>_vmdiv<mode>3): Ditto.
22249 (<sse>_vmsqrt<mode>2): Ditto.
22250 (*smax<mode>3): Ditto.
22251 (sse5_frcz<mode>2): Ditto.
22252 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
22253 as insn constraint.
22254
22255 2008-02-20 Richard Guenther <rguenther@suse.de>
22256
22257 PR middle-end/35265
22258 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
22259 be happy with INTEGRAL_TYPE_P.
22260
22261 2008-02-20 Richard Guenther <rguenther@suse.de>
22262
22263 * fold-const.c (split_tree): Associate floatig-point expressions
22264 if flag_associative_math is set.
22265
22266 2008-02-20 Richard Guenther <rguenther@suse.de>
22267
22268 * tree.h (fold_real_zero_addition_p): Declare.
22269 * fold-const.c (fold_real_zero_addition_p): Export.
22270 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
22271 floating-point operations with zero and one.
22272
22273 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
22274
22275 * doc/install.texi: Correct references to CFLAGS, replacing them
22276 with BOOT_CFLAGS. Document flags used during bootstrap for
22277 target libraries.
22278
22279 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
22280
22281 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
22282 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
22283 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
22284 insn constraint.
22285 (smin<mode>3): Ditto from similar patterns.
22286 (smax<mode>3): Ditto.
22287 (*ieee_smin<mode>3): Ditto.
22288 (*ieee_smax<mode>3): Ditto.
22289 * config/i386/sse.md (sse): New mode attribute.
22290 (mov<mode>): Macroize expander from movv4sf and movv2df using
22291 SSEMODEF2P mode iterator.
22292 (<sse>_movnt<mode>): Ditto from similar patterns. Use
22293 SSE_VEC_FLOAT_MODE_P as insn constraint.
22294 (storent<mode>): Ditto.
22295 (storent<mode>): Macroize expander from storentsf and storentdf using
22296 MODEF mode iterator.
22297 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
22298 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
22299 (abs<mode>2): Ditto from similar patterns.
22300 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
22301 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
22302 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
22303 (<sse>_vmsqrt<mode>2): Ditto.
22304 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
22305 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
22306 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
22307 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
22308 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
22309 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
22310 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
22311 insn constraint.
22312 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
22313 iterator and SSE_FLOAT_MODE_P as insn constraint.
22314 (<sse>_ucomi): Ditto from similar patterns.
22315 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
22316 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
22317 SSE_VEC_FLOAT_MODE_P as insn constraint.
22318 (vcond<mode>): Ditto from similar patterns.
22319 (and<mode>3, *and<mode>3): Ditto.
22320 (<sse>_nand<mode>3): Ditto.
22321 (ior<mode>3, *ior<mode>3): Ditto.
22322 (xor<mode>3, *xor<mode>3): Ditto.
22323 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
22324 iterator and SSE_FLOAT_MODE_P as insn constraint.
22325 (*nand<mode>3): Ditto from similar patterns.
22326 (*ior<mode>3): Ditto.
22327 (*xor<mode>3): Ditto.
22328
22329 2008-02-20 Ira Rosen <irar@il.ibm.com>
22330
22331 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
22332 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
22333 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
22334
22335 2008-02-19 Jan Hubicka <jh@suse.cz>
22336
22337 * predict.c (tree_bb_level_predictions): Remove variable next
22338 mistakely introduced by previous commit.
22339
22340 2008-02-19 Jan Hubicka <jh@suse.cz>
22341
22342 * predict.c (predict_paths_leading_to): Rewrite.
22343 (predict_paths_for_bb): New.
22344 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
22345
22346 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22347
22348 PR bootstrap/35218
22349 * Makefile.in (build_file_translate): New.
22350 (gcc-vers.texi): Use it for translating $(abs_srcdir).
22351 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
22352 * configure.ac (build_file_translate): Substitute it.
22353 * configure: Regenerate.
22354
22355 2008-02-19 Jan Hubicka <jh@suse.cz>
22356
22357 PR rtl-optimization/34408
22358 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
22359 invalid sharing.
22360
22361 2008-02-19 Jan Hubicka <jh@suse.cz>
22362
22363 PR middle-end/28779
22364 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
22365 call_expr.
22366
22367 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
22368
22369 PR Ada/35186
22370 * config/i386/i386-modes.def: Revert the last DI alignment
22371 change until Ada people can look into it.
22372
22373 2008-02-19 Nick Clifton <nickc@redhat.com>
22374
22375 * opts.c (print_specific_help): Fix typo in --help text.
22376
22377 2008-02-19 Jakub Jelinek <jakub@redhat.com>
22378
22379 PR target/35239
22380 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
22381 32-bit inline asm without asm alternatives for host GCC < 3.0.
22382
22383 2008-02-19 Richard Guenther <rguenther@suse.de>
22384
22385 PR tree-optimization/34989
22386 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
22387 Allow propagation to INDIRECT_REF if we can simplify only.
22388
22389 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22390
22391 * c-common.c (warn_for_collisions_1): Use appropriate option when
22392 warning.
22393
22394 2008-02-19 Nick Clifton <nickc@redhat.com>
22395
22396 PR other/31349
22397 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
22398 (handle_options): Fix indentation.
22399 (print_filtered_help): If no language-specific options were
22400 displayed tell the user how to list all the options supported by
22401 the language's front-end.
22402 (print_specific_help): Fix indentation and remove duplicate line.
22403 (common_handle_option): Handle the -v option.
22404 For --help enable the display of undocumented options if the -v
22405 switch has been included on the command line.
22406 For --help= check for overlaps in the arguments between the option
22407 classes and the language names and issue a warning when they
22408 cannot be disambiguated.
22409 * c.opt (v): Pass on to the common option handler.
22410
22411 2008-02-19 Revital Eres <eres@il.ibm.com>
22412
22413 * modulo-sched.c (sms_schedule): Change dump message when
22414 create_ddg function fails.
22415 (try_scheduling_node_in_cycle): Rename row to cycle.
22416 (print_partial_schedule): Rename CYCLE to ROW.
22417
22418 2008-02-19 Christian Bruel <christian.bruel@st.com>
22419 Zdenek Dvorak <ook@ucw.cz>
22420
22421 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
22422
22423 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22424
22425 PR target/33555
22426 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
22427 (*x86_movdicc_0_m1_se): Ditto.
22428
22429 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22430
22431 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
22432 (CMPtype): Define as __gcc_CMPtype.
22433 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
22434 (CMPtype): Define as __gcc_CMPtype.
22435
22436 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
22437
22438 Support valgrind 3.3 for --enable-checking=valgrind.
22439 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
22440 here.
22441 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
22442 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
22443 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
22444 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
22445 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
22446 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
22447 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
22448 respectively.
22449 * ggc-zone.c: Similar.
22450 * ggc-page.c: Similar.
22451
22452 2008-02-19 Paul Brook <paul@codesourcery.com>
22453
22454 PR target/35071
22455 * config/arm/ieee754-df.S: Fix do_it typo.
22456 * config/arm/ieee754-sf.S: Fix do_it typo.
22457
22458 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22459
22460 PR target/35189
22461 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
22462 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
22463 (OPTION_MASK_ISA_SSE_SET): Likewise.
22464 (OPTION_MASK_ISA_SSE2_SET): Likewise.
22465 (OPTION_MASK_ISA_SSE3_SET): Likewise.
22466 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
22467 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
22468 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
22469 (OPTION_MASK_ISA_SSE4_SET): Likewise.
22470 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
22471 (OPTION_MASK_ISA_SSE5_SET): Likewise.
22472 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
22473 (OPTION_MASK_ISA_MMX_UNSET): Updated.
22474 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
22475 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
22476 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
22477 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
22478 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
22479 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
22480 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
22481 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
22482 (OPTION_MASK_ISA_SSE4): Removed.
22483 (ix86_handle_option): Turn on bits in ix86_isa_flags and
22484 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
22485 (override_options): Don't turn on implied SSE/MMX bits in
22486 ix86_isa_flags.
22487
22488 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22489
22490 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22491 32bit host.
22492
22493 2008-02-18 Joey Ye <joey.ye@intel.com>
22494
22495 PR middle-end/34921
22496 * tree-nested.c (insert_field_into_struct): Set type alignment
22497 to field alignment if the former is less than the latter.
22498
22499 2008-02-18 Jakub Jelinek <jakub@redhat.com>
22500
22501 * BASE-VER: Set to 4.4.0.
22502
22503 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22504
22505 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
22506 * doc/cfg.texi: Likewise.
22507 * doc/extend.texi: Likewise.
22508 * doc/gty.texi: Likewise.
22509 * doc/invoke.texi: Likewise.
22510 * doc/loop.texi: Likewise.
22511 * doc/md.texi: Likewise.
22512 * doc/passes.texi: Likewise.
22513 * doc/rtl.texi: Likewise.
22514 * doc/sourcebuild.texi: Likewise.
22515 * doc/tm.texi: Likewise.
22516 * doc/tree-ssa.texi: Likewise.
22517
22518 2008-02-17 Richard Guenther <rguenther@suse.de>
22519
22520 PR middle-end/35227
22521 * tree-complex.c (init_parameter_lattice_values): Handle parameters
22522 without default definition.
22523
22524 2008-02-17 Richard Guenther <rguenther@suse.de>
22525
22526 PR tree-optimization/35231
22527 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
22528 if A | B != 1.
22529
22530 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
22531
22532 Revert:
22533 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22534 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
22535 libgcc_cmp_return mode.
22536
22537 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22538
22539 PR c/28368
22540 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
22541
22542 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
22543
22544 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
22545 multilibs.
22546
22547 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22548
22549 * doc/c-tree.texi: Use `@.' where appropriate.
22550 * doc/extend.texi: Likewise.
22551 * doc/install.texi: Likewise.
22552 * doc/invoke.texi: Likewise.
22553 * doc/loop.texi: Likewise.
22554 * doc/makefile.texi: Likewise.
22555 * doc/md.texi: Likewise.
22556 * doc/passes.texi: Likewise.
22557 * doc/standards.texi: Likewise.
22558 * doc/tm.texi: Likewise.
22559
22560 2008-02-15 Jakub Jelinek <jakub@redhat.com>
22561
22562 PR middle-end/35196
22563 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
22564 in entry_bb.
22565 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
22566 rather than in entry_bb.
22567
22568 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22569
22570 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
22571 libgcc_cmp_return mode.
22572
22573 2008-02-15 Jakub Jelinek <jakub@redhat.com>
22574
22575 PR middle-end/35130
22576 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
22577 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
22578
22579 2008-02-15 Richard Guenther <rguenther@suse.de>
22580 Zdenek Dvorak <ook@ucw.cz>
22581
22582 PR tree-optimization/35164
22583 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
22584 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
22585 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22586 Only propagate addresses which do not have abnormal SSA_NAMEs
22587 in their operands.
22588
22589 2008-02-15 Joseph Myers <joseph@codesourcery.com>
22590
22591 PR target/35088
22592 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
22593
22594 2008-02-15 Jan Hubicka <jh@suse.cz>
22595
22596 PR middle-end/35149
22597 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
22598
22599 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22600
22601 PR middle-end/34621
22602 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
22603 when calculating alignment_pad.
22604
22605 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22606
22607 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
22608 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
22609 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
22610 and STACK_BOUNDARY define.
22611
22612 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
22613
22614 PR preprocessor/35061
22615 * c-pragma.c (handle_pragma_pop_macro): Check that
22616 pushed_macro_table has been allocated.
22617
22618 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
22619
22620 PR middle-end/35136
22621 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
22622 (force_gimple_operand): Likewise.
22623 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
22624 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
22625 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
22626 (find_interesting_uses_address): Check addressability and alignment
22627 of the base expression only after substituting bases of IVs into it.
22628
22629 2008-02-14 Michael Matz <matz@suse.de>
22630
22631 PR target/34930
22632 * function.c (instantiate_virtual_regs_in_insn): Reload address
22633 before falling back to reloading the whole operand.
22634
22635 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
22636
22637 * config/s390/s390.c (s390_mainpool_start): Emit the pool
22638 before the first section switch note.
22639
22640 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22641
22642 * doc/bugreport.texi: Update copyright years.
22643 * doc/c-tree.texi: Likewise.
22644 * doc/cfg.texi: Likewise.
22645 * doc/cpp.texi: Likewise.
22646 * doc/cppinternals.texi: Likewise.
22647 * doc/fragments.texi: Likewise.
22648 * doc/frontends.texi: Likewise.
22649 * doc/gcc.texi: Likewise.
22650 * doc/gty.texi: Likewise.
22651 * doc/hostconfig.texi: Likewise.
22652 * doc/implement-c.texi: Likewise.
22653 * doc/libgcc.texi: Likewise.
22654 * doc/loop.texi: Likewise.
22655 * doc/makefile.texi: Likewise.
22656 * doc/options.texi: Likewise.
22657 * doc/passes.texi: Likewise.
22658 * doc/rtl.texi: Likewise.
22659 * doc/sourcebuild.texi: Likewise.
22660 * doc/standards.texi: Likewise.
22661 * doc/tree-ssa.texi: Likewise.
22662 * doc/trouble.texi: Likewise.
22663
22664 * doc/extend.texi: Use @: or add comma where appropriate.
22665 * doc/invoke.texi: Likewise.
22666 * doc/tm.texi: Likewise.
22667
22668 2008-02-14 Alan Modra <amodra@bigpond.net.au>
22669
22670 PR target/34393
22671 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
22672 to a reg.
22673
22674 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
22675
22676 * doc/md.texi (clz, ctz): Add reference.
22677 * doc/rtl.texi (clz, ctz): Likewise.
22678
22679 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22680
22681 PR other/35148
22682 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
22683 srcdir.
22684
22685 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
22686
22687 * config/s390/s390.c (struct constant_pool): New field
22688 emit_pool_after added.
22689 (s390_mainpool_start): Set the emit_pool_after flag according
22690 to the section switch notes.
22691 (s390_mainpool_finish): Consider emit_pool_after when emitting
22692 the literal pool at the end of the function.
22693 (s390_chunkify_start): Force literal pool splits at section
22694 switch notes.
22695
22696 2008-02-13 Michael Matz <matz@suse.de>
22697
22698 PR debug/35065
22699 * var-tracking.c (clobber_variable_part): Correctly traverse the
22700 list.
22701
22702 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22703
22704 PR 29673
22705 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
22706 Add -fdump-ipa-inline.
22707 * tree-dump.c (dump_files): Remove tree-inlined dump.
22708 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
22709
22710 2008-02-12 Richard Guenther <rguenther@suse.de>
22711
22712 PR tree-optimization/35171
22713 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
22714 default defs.
22715
22716 2008-02-12 Richard Guenther <rguenther@suse.de>
22717
22718 PR middle-end/35163
22719 * fold-const.c (fold_widened_comparison): Use get_unwidened in
22720 value-preserving mode. Disallow final truncation.
22721
22722 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
22723
22724 PR middle-end/35136
22725 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
22726 code from here to...
22727 (force_gimple_operand): ...here.
22728
22729 2008-02-12 Jakub Jelinek <jakub@redhat.com>
22730
22731 PR c++/35144
22732 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
22733 non-compatible pointers.
22734 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
22735 different FIELD_DECLs, try harder by comparing field offsets, sizes
22736 and types.
22737
22738 PR inline-asm/35160
22739 * function.c (match_asm_constraints_1): Don't replace the same input
22740 multiple times.
22741
22742 2008-02-12 Anatoly Sokolov <aesok@post.ru>
22743
22744 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
22745 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
22746 (expand_epilogue): Restore RAMPZ register.
22747 * config/avr/avr.md (RAMPZ_ADDR): New constant.
22748
22749 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
22750
22751 * config/i386/cygwin.asm: (__alloca): Correct calling
22752 convention and alignment.
22753 (__chkstk): Force 8 byte stack alignment.
22754
22755 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
22756 Richard Guenther <rguenther@suse.de>
22757
22758 PR tree-optimization/33992
22759 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
22760 the zero we compare against.
22761
22762 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
22763
22764 PR libfortran/35063
22765 * gthr-win32.h (__gthread_mutex_destroy_function): New function
22766 to CloseHandle after unlocking to prevent accumulation of handle
22767 count.
22768
22769 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22770
22771 PR middle_end/34150
22772 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
22773 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
22774 and update LABEL_NUSES during and after reload.
22775
22776 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
22777
22778 PR middle-end/34627
22779 * combine.c (simplify_if_then_else): Make sure the comparison is
22780 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
22781
22782 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
22783
22784 PR bootstrap/35051
22785 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
22786 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
22787 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
22788 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
22789 * tree.h (get_type_static_bounds): Likewise.
22790
22791 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22792
22793 * doc/invoke.texi (Option Summary, C++ Dialect Options)
22794 (Objective-C and Objective-C++ Dialect Options, Warning Options):
22795 Make -Wfoo language annotations match what the compiler outputs.
22796
22797 2008-02-08 Sa Liu <saliu@de.ibm.com>
22798
22799 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
22800 intrinsics spu_convts, spu_convtu, spu_convtf.
22801
22802 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
22803
22804 * doc/extend.texi (Function Attributes) <noinline>: Mention
22805 asm ("") as method to keep calls.
22806
22807 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22808
22809 PR other/32754
22810 * doc/options.texi (Options): Replace references to opts.sh with
22811 optc-gen.awk.
22812 * opts-common.c: Likewise.
22813 * optc-gen.awk: Likewise.
22814
22815 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
22816
22817 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
22818
22819 2008-02-07 Richard Henderson <rth@redhat.com>
22820
22821 PR rtl-opt/33410
22822 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
22823 EXPR_LIST for the REG_EQUAL instead of a comparison with a
22824 funny mode.
22825
22826 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
22827
22828 PR tree-optimization/35085
22829 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
22830 for operand entry oe2 in addition to operand entry oe3 in order to
22831 expose more opportunities for vectorizer sum reduction.
22832
22833 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22834
22835 PR other/35107
22836 * Makefile.in (LIBS): Remove $(GMPLIBS).
22837 (cc1-dummy, cc1): Add $(GMPLIBS).
22838
22839 2008-02-06 Jan Hubicka <jh@suse.cz>
22840
22841 PR target/23322
22842 * i386.md (moddf_integer): Do not produce partial memory stalls for
22843 targets where it hurts.
22844
22845 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
22846
22847 PR target/35083
22848 * optabs.c (expand_float): Do not check for decimal modes when
22849 expanding unsigned integer through signed conversion.
22850
22851 2008-02-06 Nick Clifton <nickc@redhat.com>
22852
22853 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
22854 inside the clobber with a match_operand and duplicated operand
22855 number in the constraint.
22856 (ineqbranchsi): Delete redundant comment.
22857
22858 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
22859
22860 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
22861 builtin_define ("__USE_INIT_FINI__").
22862 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
22863 -msx multilibs.
22864 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
22865
22866 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22867
22868 PR documentation/30330
22869 * doc/invoke.texi (C++ Dialect Options)
22870 (Objective-C and Objective-C++ Dialect Options, Warning Options):
22871 For each warning option -Wfoo that allows -Wno-foo, ensure both
22872 -Wfoo and -Wno-foo are listed in the option index. Fix index
22873 entry of -Wswitch-default, index -Wnormalized= including the
22874 `=', and -Wlarger-than-@var{len} including @var{len}.
22875
22876 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22877
22878 * config/i386/i386.md (floatunssisf2): Use
22879 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
22880 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
22881 Macroize expander using MODEF mode iterator.
22882
22883 2008-02-05 Diego Novillo <dnovillo@google.com>
22884
22885 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
22886
22887 PR 33738
22888 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
22889
22890 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22891
22892 PR other/35070
22893 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
22894
22895 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
22896
22897 PR target/35084
22898 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
22899 to indicate if a message should be generated.
22900 (init_cumulative_args): Updated.
22901 (function_value_32): Likewise.
22902
22903 2008-02-05 Joseph Myers <joseph@codesourcery.com>
22904
22905 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
22906
22907 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22908
22909 PR target/35083
22910 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
22911 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
22912
22913 2008-02-04 Diego Novillo <dnovillo@google.com>
22914
22915 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
22916
22917 PR 33738
22918 * tree-vrp.c (vrp_evaluate_conditional): With
22919 -Wtype-limits, emit a warning when comparing against a
22920 constant outside the natural range of OP0's type.
22921
22922 2008-02-04 Richard Guenther <rguenther@suse.de>
22923
22924 PR middle-end/33631
22925 * expr.c (count_type_elements): Give for unions instead of
22926 guessing.
22927
22928 2008-02-04 Richard Guenther <rguenther@suse.de>
22929
22930 PR middle-end/35043
22931 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
22932 to TYPE_DOMAINs base type instead of using bitsizetype here.
22933
22934 2008-02-03 Jason Merrill <jason@redhat.com>
22935
22936 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
22937
22938 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22939
22940 PR other/29972
22941 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
22942 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
22943 (RS/6000 and PowerPC Options): Fix typos and markup.
22944 * doc/passes.texi (Tree-SSA passes): Likewise.
22945
22946 2008-02-02 Michael Matz <matz@suse.de>
22947
22948 PR target/35045
22949 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
22950 from record_last_reg_set_info.
22951 (record_last_reg_set_info): Take an RTX argument, iterate over all
22952 constituent hardregs.
22953 (record_last_set_info, record_opr_changes): Change calls to
22954 new signature or to record_last_reg_set_info_regno.
22955
22956 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
22957
22958 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
22959
22960 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
22961
22962 PR rtl-optimization/34773
22963 * reg-notes.def (EQUAL): Mention significance of combination of
22964 REG_EQUAL and REG_RETVAL.
22965 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
22966 insn that has a REG_RETVAL.
22967
22968 2008-02-01 Roger Sayle <roger@eyesopen.com>
22969
22970 PR bootstrap/33781
22971 * configure.ac (--enable-fixed-point): Disable unless explicitly
22972 requested on IRIX.
22973 * configure: Regenerate.
22974
22975 2008-02-01 Richard Guenther <rguenther@suse.de>
22976
22977 PR other/35042
22978 * invoke.texi (-finline-limit): Remove no longer true parts
22979 of the documentation. Note that there is no default value.
22980
22981 2008-02-01 Andrew Pinski <pinskia@gmail.com>
22982 Mark Mitchell <mark@codesourcery.com>
22983 Ben Elliston <bje@au.ibm.com>
22984
22985 PR c/29326
22986 * doc/extend.texi (Other Builtins): Document.
22987
22988 2008-01-31 Tom Browder <tom.browder@gmail.com>
22989
22990 * doc/c-tree.texi (Types): Fix grammar.
22991 (Expression trees): Ditto.
22992 * doc/passes.texi (Tree-SSA passes): Ditto.
22993
22994 * doc/configterms.texi (Configure Terms): Fix typo.
22995 * doc/cpp.texi (Common Predefined Macros): Ditto.
22996 * doc/md.texi (Machine Constraints): Ditto.
22997
22998 * doc/makefile.texi (Makefile): Add comma.
22999
23000 2008-01-31 Tom Browder <tom.browder@gmail.com>
23001 Gerald Pfeifer <gerald@pfeifer.com>
23002
23003 * doc/sourcebuild.texi (Front End): Remove references to CVS
23004 and CVSROOT/modules.
23005 (Texinfo Manuals): Replace reference to CVS by one to SVN.
23006 (Back End): Remove reference to CVS.
23007
23008 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
23009
23010 PR target/34900
23011 * config/mips/mips.c (gen_load_const_gp): New function, taking a
23012 comment from...
23013 (mips16_gp_pseudo_reg): ...here.
23014 * config/mips/mips.md (load_const_gp): Replace with...
23015 (load_const_gp_<mode>): ...this :P-based insn.
23016
23017 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23018
23019 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
23020 options. Minor fixes.
23021 (-std): Move reference to standards closer to where language
23022 standards are first mentioned.
23023
23024 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
23025
23026 PR rtl-optimization/34995
23027 * reload.c (alternative_allows_const_pool_ref): Take an rtx
23028 parameter and return a bool. If the rtx parameter is nonnull,
23029 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
23030 (find_reloads): Update call accordingly. Pass the new operand
23031 if it needed no address reloads, otherwise pass null.
23032
23033 2008-01-30 Richard Henderson <rth@redhat.com>
23034
23035 PR c/34993
23036 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
23037 for unbounded arrays.
23038
23039 2008-01-30 Silvius Rus <rus@google.com>
23040
23041 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
23042
23043 2008-01-30 Jan Hubicka <jh@suse.cz>
23044
23045 PR target/34982
23046 * i386.c (init_cumulative_args): Use real function declaration when
23047 calling locally.
23048
23049 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
23050
23051 PR rtl-optimization/34998
23052 * global.c (build_insn_chain): Treat non-subreg_lowpart
23053 SUBREGs of pseudos as clobbering all the words covered by the
23054 SUBREG, not just all the bytes.
23055 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
23056 original df_ref rather than an extract parameter.
23057 (global_conflicts): Update call accordingly.
23058
23059 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
23060
23061 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
23062 the overflow check to make it easier to read.
23063 (__fixtfdi): Change the type of the ll member in union
23064 long_double to UDItype_x.
23065
23066 2008-01-30 Jakub Jelinek <jakub@redhat.com>
23067
23068 PR middle-end/34969
23069 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
23070 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
23071 * tree-inline.c (fold_marked_statements): Call
23072 cgraph_update_edges_for_call_stmt if folding a call statement.
23073 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
23074 debug_generic_stmt calls, reset it back afterwards.
23075
23076 PR c/35017
23077 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
23078 static decls.
23079 * c-typeck.c (build_external_ref): Don't pedwarn about
23080 static vars in current function's scope.
23081
23082 2008-01-29 Joseph Myers <joseph@codesourcery.com>
23083
23084 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
23085
23086 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
23087
23088 PR c/35002
23089 * ipa-struct-reorg.c: Fix spelling.
23090 * params.def: Ditto.
23091
23092 2008-01-29 Richard Guenther <rguenther@suse.de>
23093
23094 PR middle-end/35006
23095 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
23096 field.
23097 * tree-inline.c (remap_type): Increment remapping_type_depth
23098 around remapping types.
23099 (copy_body_r): Only add referenced variables if they are referenced
23100 from code, not types.
23101
23102 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
23103
23104 PR c++/34055
23105 PR c++/34103
23106 PR c++/34219
23107 PR c++/34606
23108 PR c++/34753
23109 PR c++/34754
23110 PR c++/34755
23111 PR c++/34919
23112 PR c++/34961
23113 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
23114 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
23115
23116 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
23117
23118 PR target/34412
23119 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
23120 pointer for tiny stack.
23121
23122 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
23123
23124 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
23125
23126 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
23127
23128 * config/vx-common.h: Fix typo in comment.
23129
23130 2008-01-28 Ian Lance Taylor <iant@google.com>
23131
23132 PR c++/34862
23133 PR c++/33407
23134 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
23135 coalesce pointers if they have different DECL_NO_TBAA_P values.
23136 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
23137 between variables with different DECL_NO_TBAA_P values.
23138
23139 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
23140
23141 PR 31535
23142 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
23143 are not legitimate small data references on SPE targets.
23144
23145 2008-01-28 David Daney <ddaney@avtrex.com>
23146
23147 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
23148
23149 2008-01-28 David Daney <ddaney@avtrex.com>
23150
23151 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
23152
23153 2008-01-27 Joseph Myers <joseph@codesourcery.com>
23154
23155 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
23156 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
23157 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
23158 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
23159 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
23160 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
23161 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
23162 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
23163
23164 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23165
23166 * basic-block.h (condjump_equiv_p): Fix comment.
23167
23168 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23169
23170 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
23171 print_generic_stmt_indented): Fix comment.
23172
23173 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23174
23175 * configure.ac (__stack_chk_fail): Add detecion for availability
23176 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
23177 * configure: Regenerate.
23178
23179 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
23180
23181 PR middle-end/34688
23182 * final.c (output_addr_const): Handle TRUNCATE.
23183
23184 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
23185
23186 PR target/34711
23187 * tree-ssa-loop-ivopts.c (comp_cost): New type.
23188 (zero_cost, infinite_cost): New constants.
23189 (struct cost_pair): Change type of cost to comp_cost.
23190 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
23191 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
23192 New functions.
23193 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
23194 split_address_cost, ptr_difference_cost, difference_cost,
23195 get_computation_cost_at, get_computation_cost,
23196 determine_use_iv_cost_generic, determine_use_iv_cost_address,
23197 determine_use_iv_cost_condition, determine_use_iv_costs,
23198 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
23199 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
23200 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
23201 Change type of cost to comp_cost.
23202 (determine_iv_cost): Increase cost of non-original ivs, instead
23203 of decreasing the cost of original ones.
23204 (get_address_cost): Indicate the complexity of the addressing mode
23205 in comp_cost.
23206 (try_add_cand_for): Prefer using ivs not specific to some object.
23207 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
23208
23209 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
23210 Janis Johnson <janis187@us.ibm.com>
23211
23212 PR target/34814
23213 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
23214 (TARGET_INSTANTIATE_DECLS): Likewise.
23215 * target.h (expand_to_rtl_hook): New target hook.
23216 (instantiate_decls): Likewise.
23217 * function.c (instantiate_decl): Make non-static. Rename to...
23218 (instantiate_decl_rtl): ... this.
23219 (instantiate_expr): Use instantiate_decl_rtl.
23220 (instantiate_decls_1): Likewise.
23221 (instantiate_decls): Likewise.
23222 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
23223 * function.h (instantiate_decl_rtl): Add prototype.
23224 * cfgexpand.c (target.h): New include.
23225 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
23226 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
23227 (TARGET_INSTANTIATE_DECLS): Likewise.
23228 (TARGET_INITIALIZER): New target hooks added.
23229 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
23230 New prototype.
23231 * config/rs6000/rs6000.c (tree-flow.h): New include.
23232 (machine_function): Add sdmode_stack_slot field.
23233 (rs6000_alloc_sdmode_stack_slot): New function.
23234 (rs6000_instantiate_decls): Likewise.
23235 (rs6000_secondary_memory_needed_rtx): Likewise.
23236 (rs6000_check_sdmode): Likewise.
23237 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
23238 (TARGET_INSTANTIATE_DECLS): Likewise.
23239 (rs6000_hard_regno_mode_ok): Allow SDmode.
23240 (num_insns_constant): Likewise. Handle _Decimal32 constants.
23241 (rs6000_emit_move): Handle SDmode.
23242 (function_arg_advance): Likewise.
23243 (function_arg): Likewise.
23244 (rs6000_gimplify_va_arg): Likewise. Add special handling of
23245 SDmode var args for 32-bit compiles.
23246 (rs6000_secondary_reload_class): Handle SDmode.
23247 (rs6000_output_function_epilogue): Likewise.
23248 (rs6000_function_value): Simplify if statement.
23249 (rs6000_libcall_value): Likewise.
23250 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
23251 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
23252 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
23253 (movsd_hardfloat): New define_insn.
23254 (movsd_softfloat): Likewise.
23255 (movsd_store): Likewise.
23256 (movsd_load): Likewise.
23257 (extendsddd2): Likewise.
23258 (extendsdtd2): Likewise.
23259 (truncddsd2): Likewise.
23260 (movdd_hardfloat64): Fixup comment.
23261 (UNSPEC_MOVSD_LOAD): New constant.
23262 (UNSPEC_MOVSD_STORE): Likewise.
23263
23264 2008-01-26 Jakub Jelinek <jakub@redhat.com>
23265
23266 PR c++/34965
23267 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
23268 TRUTH_XOR_EXPR.
23269 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
23270 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
23271 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
23272 and TRUTH_XOR_EXPR.
23273
23274 2008-01-26 David Edelsohn <edelsohn@gnu.org>
23275
23276 PR target/34794
23277 * config.gcc: Separate AIX 5.3 from AIX 6.1.
23278 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
23279 __LONGDOUBLE128 too.
23280 * config/rs6000/aix61.h: New file.
23281
23282 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
23283
23284 PR rtl-optimization/34959
23285 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
23286 popcount and parity rtxes the same mode as their operand.
23287 Truncate or extend the result to the return value's mode
23288 if necessary.
23289
23290 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
23291
23292 PR target/34981
23293 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
23294 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
23295 to GOT_VERSION_REGNUM.
23296 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
23297 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
23298 * config/mips/mips.c (mips_emit_call_insn): New function.
23299 (mips_call_tls_get_addr): Call mips_expand_call directly.
23300 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
23301 emit_call_insn.
23302 (mips16_build_call_stub): Likewise. Return the call insn or null.
23303 (mips_expand_call): Update the call to mips16_build_call_stub
23304 accordingly and a remove redundant condition. Assert that MIPS16
23305 stubs do not use lazy binding. Use mips_emit_call_insn and return
23306 the call insn.
23307 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
23308 TARGET_USE_GOT.
23309 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
23310 (mips_avoid_hazard): Remove hazard_set handling.
23311 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
23312 (UNSPEC_RESTORE_GP): ...this.
23313 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
23314 (FAKE_CALL_REGNO): Rename to...
23315 (GOT_VERSION_REGNUM): ...this.
23316 (type): Add "ghost" value. Add an associated insn reservation.
23317 (hazard_set): Remove.
23318 (exception_receiver): Rename to...
23319 (restore_gp): ...this and update the unspec identifier accordingly.
23320 (exception_receiver, nonlocal_got_receiver): New expanders.
23321 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
23322 FAKE_CALL_REGNO. Remove hazard_set attribute.
23323 (set_got_version, update_got_version): New patterns.
23324
23325 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
23326
23327 PR target/34970
23328 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
23329
23330 2008-01-25 Joseph Myers <joseph@codesourcery.com>
23331
23332 PR other/31955
23333 * doc/install.texi2html: Generate gcc-vers.texi.
23334
23335 2008-01-25 DJ Delorie <dj@redhat.com>
23336
23337 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
23338
23339 2008-01-25 Joseph Myers <joseph@codesourcery.com>
23340
23341 * config/c4x: Remove directory.
23342 * config.gcc (crx-*, mt-*): Mark obsolete.
23343 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
23344 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
23345 sh-*-rtemscoff*): Remove cases.
23346 * defaults.h (C4X_FLOAT_FORMAT): Remove.
23347 * real.c (encode_c4x_single, decode_c4x_single,
23348 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
23349 c4x_extended_format): Remove.
23350 * real.h (c4x_single_format, c4x_extended_format): Remove.
23351 * doc/extend.texi (interrupt, naked): Remove mention of attributes
23352 on C4x.
23353 (Pragmas): Remove comment about c4x pragmas.
23354 * doc/install.texi (c4x): Remove target-specific instructions.
23355 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
23356 * doc/md.texi (Machine Constraints): Remove C4x documentation.
23357 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
23358 refer to C4x source files as examples.
23359 (C4X_FLOAT_FORMAT): Remove documentation.
23360
23361 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
23362
23363 * config/bfin/bfin.c (override_options): Reorder tests so that
23364 flag_pic gets enabled for -msep-data.
23365
23366 2008-01-25 Richard Guenther <rguenther@suse.de>
23367
23368 PR middle-end/32244
23369 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
23370 to its bitfield precision if required.
23371
23372 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23373
23374 PR middle-end/33880
23375 * tree-nested.c (walk_omp_for): New function.
23376 (convert_nonlocal_reference, convert_local_reference): Call
23377 walk_omp_for on OMP_FOR.
23378 (convert_call_expr): Call walk_body on OMP_FOR's
23379 OMP_FOR_PRE_INIT_BODY.
23380
23381 2008-01-25 Richard Guenther <rguenther@suse.de>
23382
23383 PR tree-optimization/34966
23384 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
23385 default defs and PHI_NODEs we have to insert after the
23386 defining statement.
23387
23388 2008-01-24 Nick Clifton <nickc@redhat.com>
23389
23390 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
23391 Provide a default definition.
23392 (LIBGCC2_UNITS_PER_WORD): Likewise.
23393
23394 * config/stormy16/stormy16.c: Include df.h for the prototype
23395 for df_regs_ever_live_p.
23396 (xstormy16_expand_builtin_va_start): Convert the stack offset
23397 into a component_ref and then use POINTER_PLUS_EXPR to add it
23398 to the incoming_virtual_args_rtx.
23399 (xstormy16_gimplify_va_arg_expr): Rename to
23400 xstormy16_gimplify_va_arg_expr.
23401 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
23402 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
23403 xstormy16_gimplify_va_arg_expr.
23404 Fix up some formatting issues.
23405
23406 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
23407 Move to predicates.md.
23408 (xs_hi_general_operand): Likewise.
23409 (xs_hi_nonmemory_operand): Likewise.
23410 * config/stormy16/predicates.md:
23411 (xstormy16_carry_plus_operand): New predicate.
23412 (xs_hi_general_operand): New predicate.
23413 (xs_hi_nonmemory_operand): New predicate.
23414 * config/stormy16/stormy16-protos.h:
23415 (xstormy16_carry_plus_operand): Delete prototype.
23416 (xs_hi_general_operand): Likewise.
23417 (xs_hi_nonmemory_operand): Likewise.
23418
23419 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
23420 modifiers as they are no longer needed and they can trigger
23421 reload spill failures.
23422
23423 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
23424 with a match_operand in order to help reload.
23425
23426 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
23427 constraint with 'e' for the 8th alternative as this version of
23428 the mov.w instruction only accepts the lower 8 registers.
23429
23430 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
23431
23432 PR target/34856
23433 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
23434 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
23435 vector elements.
23436
23437 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23438
23439 PR middle-end/33333
23440 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
23441
23442 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23443
23444 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
23445 New functions.
23446 (remove_structure): Update allocations list before removing structure.
23447
23448 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23449
23450 * ipa-struct-reorg.c (is_safe_cond_expr,
23451 create_new_stmts_for_cond_expr): Use integer_zerop function,
23452 that recognize not only zero-pointer, but zero-integer too.
23453
23454 2008-01-25 Ben Elliston <bje@au.ibm.com>
23455
23456 PR other/22232
23457 * fixproto: Escape "." in sed expression that strips leading "./".
23458
23459 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
23460
23461 PR driver/34904
23462 * gcc.c (SWITCH_OK): Removed.
23463 (SWITCH_LIVE): Changed to bit.
23464 (SWITCH_FALSE): Likewise.
23465 (SWITCH_IGNORE): Likewise.
23466 (switchstr): Change live_cond to unsigned int.
23467 (process_command): Replace SWITCH_OK with 0.
23468 (do_self_spec): Likewise.
23469 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
23470 (give_switch): Likewise.
23471 (used_arg): Likewise.
23472 (do_spec_1): Set the SWITCH_IGNORE bit.
23473 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
23474 bits. Set the SWITCH_LIVE bit.
23475
23476 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
23477
23478 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
23479
23480 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
23481
23482 PR tree-optimization/34472
23483 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
23484 parameter to a "bool *" and set *DATA to false if there is
23485 an unsafe access. Do not delete the structure here.
23486 (check_cond_exprs): Delete it here instead.
23487 (check_cond_exprs, exclude_cold_structs): Do not increase
23488 I when removing a structure.
23489
23490 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
23491
23492 PR target/34856
23493 * config/i386/i386.c (ix86_expand_vector_init): Consider only
23494 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
23495
23496 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
23497
23498 PR middle-end/34934
23499 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
23500 a fixed vector for stack.
23501
23502 2008-01-24 Ben Elliston <bje@au.ibm.com>
23503
23504 PR c++/25701
23505 * doc/gcc.texi (Software development): Add a direntry for g++.
23506
23507 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
23508
23509 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
23510 stale and straggling -fforce-addr comments above.
23511
23512 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
23513 define.
23514 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
23515 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
23516
23517 2008-01-23 Michael Matz <matz@suse.de>
23518
23519 PR debug/34895
23520 * dwarf2out.c (force_type_die): Use modified_type_die instead of
23521 gen_type_die.
23522
23523 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
23524
23525 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
23526 malloc result type.
23527
23528 2008-01-23 Anatoly Sokolov <aesok@post.ru>
23529
23530 * config/avr/avr.c (avr_current_arch): New variable.
23531 (avr_arch_types): Add 'avr31' and 'avr51' entries.
23532 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
23533 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
23534 (avr_override_options): Init 'avr_current_arch'.
23535 (base_arch_s): Move from here...
23536 * config/avr/avr.h (base_arch_s): ... here. Add new members
23537 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
23538 'mega' to 'have_jmp_call'.
23539 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
23540 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
23541 macros.
23542 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
23543 architectures.
23544 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
23545 MULTILIB_MATCHES): Ditto.
23546
23547 2008-01-23 Richard Guenther <rguenther@suse.de>
23548
23549 PR middle-end/31529
23550 * cgraphunit.c (cgraph_reset_node): Always mark the node
23551 not reachable if it is not queued already.
23552
23553 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
23554
23555 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
23556 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
23557 (cputype_selected): New static variable.
23558 (bfin_handle_option): Set it if -mcpu is used.
23559 (override_option): Select default set of workarounds if no cpu type
23560 selected on the command line.
23561 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
23562
23563 From Michael Frysinger <michael.frysinger@analog.com>
23564 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
23565 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
23566
23567 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
23568 for bf547, bf523, bf524, and bf526.
23569 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
23570 bf526.
23571 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
23572 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
23573 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
23574 __ADSPBF547__ and __ADSPBF54x__ for bf547.
23575 * doc/invoke.texi (Blackfin Options): Document that
23576 -mcpu now accept bf547, bf523, bf524, and bf526.
23577
23578 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
23579
23580 PR rtl-optimization/34628
23581 * combine.c (try_combine): Stop and undo after the first combination
23582 if an autoincrement side-effect on the first insn has effectively
23583 been lost.
23584
23585 2008-01-22 David Edelsohn <edelsohn@gnu.org>
23586
23587 PR target/34529
23588 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
23589 Offset addresses are not valid for Altivec or paired float modes.
23590
23591 2008-01-22 Jakub Jelinek <jakub@redhat.com>
23592
23593 PR c++/34607
23594 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
23595 if DECL_INITIAL (decl) is error_mark_node.
23596
23597 PR c++/34914
23598 * c-common.c (handle_vector_size_attribute): Only allow
23599 integral, scalar float and fixed point types. Handle OFFSET_TYPE
23600 the same way as pointer, array etc. types.
23601 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
23602
23603 PR c++/34917
23604 * tree.c (build_type_attribute_qual_variant): Call
23605 build_qualified_type if attributes are equal, but quals are not.
23606
23607 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23608
23609 PR 32102
23610 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
23611 * flags.h (warn_strict_aliasing): Remove.
23612 (warn_strict_overflow): Remove.
23613 * opts.c (warn_strict_aliasing): Remove.
23614 (warn_strict_overflow): Remove.
23615 * c-opts.c (c_common_handle_option): -Wall only sets
23616 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
23617 (c_common_post_options): Give default values to -Wstrict-aliasing
23618 and -Wstrict-overflow if they are uninitialized.
23619 * common.opt (Wstrict-aliasing): Specify Var and Init.
23620 (Wstrict-overflow): Likewise.
23621
23622 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
23623
23624 PR rtl-optimization/26854
23625 PR rtl-optimization/34400
23626 PR rtl-optimization/34884
23627 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
23628 DF_RD->gen.
23629 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
23630 (df_rd_bb_info.expanded_lr_out): Deleted
23631 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
23632 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
23633 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
23634 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
23635 Removed code to allocate, initialize or free expanded_lr_out.
23636 (df_rd_bb_local_compute_process_def): Restructured to make more
23637 understandable.
23638 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
23639 sets if the sets are being trimmed.
23640
23641 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
23642
23643 PR bootstrap/32287
23644 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
23645 (as_vers): Likewise.
23646 * configure: Regenerated.
23647
23648 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23649
23650 PR middle-end/33092
23651 * tree-pass.h (pass_build_alias): New pass.
23652 * tree-ssa-alias.c (gate_build_alias): New.
23653 (pass_build_alias): New.
23654 * passes.c (init_optimization_passes): Add pass_build_alias after
23655 pass_create_structure_vars.
23656
23657 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
23658
23659 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
23660 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
23661 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
23662 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
23663 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
23664 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
23665 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
23666 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
23667 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
23668 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
23669 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
23670 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
23671 * config/s390/s390.md (FP_ALL): New mode iterator.
23672 (_d): New mode attribute.
23673 ("*signbit<mode>2>"): Changed mode of first operand.
23674 ("isinf<mode>2"): Changed mode of first operand.
23675 ("*TDC_insn"): Adaptation for DFP modes.
23676
23677 2008-01-22 Ben Elliston <bje@au.ibm.com>
23678
23679 * tree.c (check_qualified_type): Improve function description.
23680
23681 2008-01-21 Jason Merrill <jason@redhat.com>
23682
23683 PR c++/34196
23684 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
23685 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
23686 if it is set.
23687
23688 2008-01-21 DJ Delorie <dj@redhat.com>
23689
23690 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
23691 return zero.
23692
23693 2008-01-21 Richard Guenther <rguenther@suse.de>
23694
23695 PR middle-end/34856
23696 * tree-cfg.c (verify_expr): Allow all invariant expressions
23697 instead of just constant class ones as reference argument.
23698 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
23699 like any other constant.
23700 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
23701
23702 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
23703
23704 * regmove.c (fixup_match_1): Update call crossed frequencies.
23705
23706 2008-01-21 Richard Guenther <rguenther@suse.de>
23707
23708 PR c/34885
23709 * tree-inline.c (setup_one_parameter): Deal with mismatched
23710 types using a VIEW_CONVERT_EXPR.
23711
23712 2008-01-21 Alon Dayan <alond@il.ibm.com>
23713 Olga Golovanevsky <olga@il.ibm.com>
23714
23715 PR tree-optimization/34701
23716 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
23717 when the structure size is not a power of 2.
23718
23719 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
23720
23721 * doc/install.texi: Add doc for --enable-checking=df.
23722
23723 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
23724
23725 PR rtl-optimization/34808
23726 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
23727
23728 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
23729
23730 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
23731 input.
23732
23733 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
23734
23735 PR rtl-optimization/26854
23736 PR rtl-optimization/34400
23737 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
23738 DF_RD->gen.
23739 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
23740 (df_rd_bb_info.expanded_lr_out): New.
23741 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
23742 * loop_iv.c (iv_analysis_loop_init): Ditto.
23743 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
23744 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
23745 Added code to allocate, initialize or free expanded_lr_out.
23746 (df_rd_bb_local_compute_process_def): Restructured to make
23747 more understandable.
23748 (df_rd_confluence_n): Add code to do nothing with fake edges and
23749 code to no apply invalidate_by_call sets if the sets are being trimmed.
23750 (df_lr_local_finalize): Renamed to df_lr_finalize.
23751 (df_live_local_finalize): Renamed to df_live_finalize.
23752
23753 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
23754
23755 PR target/34831
23756 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
23757 deciding whether to use reciprocal instructions.
23758
23759 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
23760
23761 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
23762 dwarf2out_note_section_used if cold_text_section is NULL.
23763
23764 2008-01-19 Jakub Jelinek <jakub@redhat.com>
23765
23766 PR gcov-profile/34610
23767 * tree-cfg.c (make_edges): Mark both outgoing edges from
23768 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
23769 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
23770 from OMP_FOR and OMP_CONTINUE outgoing edges.
23771
23772 * tree-profile.c (tree_profiling): Return early if
23773 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
23774 at the end.
23775 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
23776 from cfun to child_cfun.
23777 * function.h (struct function): Add after_tree_profile bit.
23778
23779 2008-01-19 Anatoly Sokolov <aesok@post.ru>
23780
23781 * config/avr/avr.S (_exit): Disable interrupt.
23782
23783 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
23784 Steven Bosscher <stevenb.gcc@gmail.com>
23785
23786 PR rtl-optimization/26854
23787 PR rtl-optimization/34400
23788 * df-problems.c (df_live_scratch): New scratch bitmap.
23789 (df_live_alloc): Allocate df_live_scratch when doing df_live.
23790 (df_live_reset): Clear the proper bitmaps.
23791 (df_live_bb_local_compute): Only process the artificial defs once
23792 since the order is not important.
23793 (df_live_init): Init the df_live sets only with the variables
23794 found live by df_lr.
23795 (df_live_transfer_function): Use the df_lr sets to prune the
23796 df_live sets as they are being computed.
23797 (df_live_free): Free df_live_scratch.
23798
23799 2008-01-18 Ian Lance Taylor <iant@google.com>
23800
23801 * common.opt: Add fmerge-debug-strings.
23802 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
23803 flag_merge_debug_strings rather than flag_merge_constants.
23804 * doc/invoke.texi (Option Summary): Mention
23805 -fmerge-debug-strings.
23806 (Debugging Options): Document -fmerge-debug-strings.
23807
23808 2008-01-18 Ian Lance Taylor <iant@google.com>
23809
23810 PR c++/33407
23811 * tree.h (DECL_IS_OPERATOR_NEW): Define.
23812 (struct tree_function_decl): Add new field operator_new_flag.
23813 * tree-inline.c (expand_call_inline): When inlining a call to
23814 operator new, force the return value to go into a variable, and
23815 set DECL_NO_TBAA_P on that variable.
23816 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
23817
23818 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
23819
23820 PR debug/34484
23821 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
23822 DWARF2_DEBUGGING_INFO.
23823 (dwarf2out_note_section_used): Ditto. Add prototype.
23824 (have_multiple_function_sections, text_section_used,
23825 cold_text_section_used, *cold_text_sections): Move declarations
23826 before their uses.
23827
23828 2008-01-17 Bob Wilson <bob.wilson@acm.org>
23829
23830 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
23831 field and add signal_ra.
23832 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
23833 assignments to frame state pc. Move end of stack check after
23834 MD_FALLBACK_FRAME_STATE_FOR.
23835 (uw_update_context_1): Use frame state signal_regs if set, instead
23836 of checking signal_frame flag.
23837 (uw_update_context): Use frame state signal_ra if set.
23838 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
23839 * config/xtensa/linux-unwind.h: New file.
23840
23841 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
23842
23843 * modulo-sched.c (get_sched_window): Fix comment typo.
23844
23845 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
23846
23847 PR tree-optimization/34648
23848 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
23849
23850 2008-01-17 Anatoly Sokolov <aesok@post.ru>
23851
23852 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
23853 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
23854
23855 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
23856
23857 PR rtl-optimization/34400
23858 * df-core.c (df_worklist_dataflow_overeager,
23859 df_worklist_dataflow_doublequeue): New functions.
23860 (df_worklist_dataflow): Two different worklist solvers.
23861 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
23862 New param.
23863
23864 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23865
23866 PR testsuite/34821
23867 * doc/invoke.texi: Document the dependence on pthread for fopenmp
23868 and ftree-parallelize-loops.
23869
23870 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
23871
23872 PR rtl-optimization/34826
23873 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
23874
23875 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
23876
23877 * global.c (find_reg): Mark the eh regs as used if necessary.
23878 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
23879 * ra.h (struct allocno): no_eh_reg field added. Changed
23880 no_stack_reg type to bitfield.
23881
23882 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
23883
23884 * tree.c (substitute_in_expr): Add missing 'break'.
23885
23886 2008-01-17 Richard Guenther <rguenther@suse.de>
23887
23888 PR tree-optimization/34825
23889 * tree-ssa-math-opts.c (is_division_by): Do not recognize
23890 x / x as division to handle.
23891
23892 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23893
23894 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
23895 "-pthread" is specified.
23896 * pa-hpux11.h (LIB_SPEC): Likewise.
23897
23898 2008-01-16 Janis Johnson <janis187@us.ibm.com>
23899 Peter Bergner <bergner@vnet.ibm.com>
23900
23901 PR rtl-optimization/33796
23902 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
23903
23904 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23905
23906 PR libgfortran/34699
23907 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
23908 static links.
23909 * pa-hpux10.h (LINK_SPEC): Likewise.
23910 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
23911
23912 2008-01-16 Richard Guenther <rguenther@suse.de>
23913
23914 PR middle-end/32628
23915 * fold-const.c (fold_convert_const_int_from_int): Do not
23916 set overflow if that occured only because of a sign extension
23917 change when converting from/to a sizetype with the same
23918 precision and signedness.
23919
23920 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
23921
23922 PR debug/34249
23923 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
23924 location address to the correct place. Update copyright year.
23925
23926 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23927
23928 * lambda-code.c (lambda_transform_legal_p): Handle the case of
23929 no dependences in the dependence_relations vector.
23930
23931 2008-01-16 Jan Hubicka <jh@suse.cz>
23932
23933 PR rtl-optimization/31396
23934 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
23935 * cfg.c (dump_reg_info): Print it.
23936 * regs.h (struct reg_info_t): add freq_calls_crossed.
23937 (REG_FREQ_CALLS_CROSSED): New macro.
23938 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
23939 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
23940 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
23941 regmove_optimize): Update call crossed frequencies.
23942 * local-alloc.c (struct qty): Add freq_calls_crossed.
23943 (alloc_qty): Copute freq_calls_crossed.
23944 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
23945 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
23946 * ra.h (struct allocno): Add freq_calls_crossed.
23947
23948 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23949
23950 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
23951 libgomp when compiling with ftree-parallelize-loops.
23952 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
23953
23954 2008-01-16 Richard Guenther <rguenther@suse.de>
23955
23956 PR tree-optimization/34769
23957 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
23958 * tree.c (int_cst_value): Instead make this function more
23959 permissive in what it accepts as valid input. Document this
23960 function always sign-extends the value.
23961
23962 2008-01-16 Jakub Jelinek <jakub@redhat.com>
23963 Richard Guenther <rguenther@suse.de>
23964
23965 PR c/34668
23966 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
23967 (gimple_fold_indirect_ref_rhs): ... this.
23968 (gimple_fold_indirect_ref): New function with foldings
23969 that preserve lvalueness.
23970 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
23971 * tree-flow.h (gimple_fold_indirect_ref): Declare.
23972 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
23973 to fold an INDIRECT_REF, fall back to the old use of
23974 fold_indirect_ref_1.
23975
23976 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23977
23978 * tree-data-ref.c (subscript_dependence_tester_1): Call
23979 free_conflict_function.
23980 (compute_self_dependence): Same.
23981
23982 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
23983
23984 PR debug/34249
23985 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
23986 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
23987 function global.
23988 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
23989 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
23990 for DWARF2_UNWIND_INFO targets.
23991
23992 2008-01-16 Richard Guenther <rguenther@suse.de>
23993
23994 PR c/34768
23995 * c-typeck.c (common_pointer_type): Do not merge inconsistent
23996 type qualifiers for function types.
23997
23998 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
23999
24000 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
24001 loop_iterator li from previous commit.
24002
24003 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
24004
24005 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
24006
24007 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
24008
24009 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
24010 (parallelize_loops): Don't parallelize irreducible components.
24011
24012 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24013
24014 PR c++/24924
24015 * c-opts (c_common_post_options): Do not enable CPP
24016 flag_pedantic_errors by default.
24017
24018 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
24019
24020 PR rtl-optimization/31944
24021 * cse.c (remove_pseudo_from_table): New function.
24022 (merge_equiv_classes): Use above function to remove pseudo-registers.
24023 (invalidate): Likewise.
24024
24025 2008-01-13 Richard Guenther <rguenther@suse.de>
24026
24027 PR middle-end/34601
24028 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
24029 instead of TYPE_MODE to deal with calls from expand_one_error_var.
24030
24031 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
24032
24033 * gcse.c (cprop_jump): Call validate_unshare_change instead of
24034 validate_change to unshare the source of the PC set.
24035
24036 2008-01-12 Jan Hubicka <jh@suse.cz>
24037
24038 PR middle-end/32135
24039 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
24040 references above array bounds. This might trigger bounds checks for
24041 pointers to arrays.
24042
24043 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
24044
24045 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
24046 new_replaceable_dependencies.
24047
24048 2008-01-12 Doug Kwan <dougkwan@google.com>
24049
24050 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
24051 instead of OPT_Wreturn_type in warning due to ignored return type
24052 qualifiers.
24053 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
24054 options included in -Wextra.
24055 * c.opt: New option -Wignored_qualifiers.
24056 * doc/invoke.texi (Warning Options, -Wextra): Add new option
24057 -Wignore_qualifiers.
24058 (-Wignored-qualifiers): Document.
24059 (-Wreturn-type): Remove description of functionality now handled
24060 by -Wignored-qualifiers.
24061
24062 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
24063
24064 PR ada/33788
24065 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
24066 NOP_EXPR if it is between integral types with the same precision.
24067
24068 2008-01-12 Jan Hubicka <jh@suse.cz>
24069
24070 PR other/28023
24071 * invoke.texi (max-inline-recursive-depth): Fix default value.
24072
24073 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
24074
24075 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
24076 correct type.
24077
24078 2008-01-11 Bob Wilson <bob.wilson@acm.org>
24079
24080 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
24081
24082 2008-01-11 James E. Wilson <wilson@specifix.com>
24083
24084 PR target/26015
24085 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
24086
24087 2008-01-11 Anatoly Sokolov <aesok@post.ru>
24088
24089 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
24090 save/restore frame pointer register and don't use 'call-prologues'
24091 optimization in function with "OS_task" attribute.
24092
24093 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
24094
24095 PR middle-end/31309
24096 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
24097 when copying to memory.
24098
24099 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
24100
24101 PR rtl-optimization/30905
24102 * cfgcleanup.c: Include dce.h
24103 (crossjumps_occured): New global variable.
24104 (try_crossjump_bb): Exit loop after finding a fallthru edge.
24105 If something changed, set crossjumps_occured to true.
24106 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
24107 Don't add/remove fake edges to exit here...
24108 (cleanup_cfg): ...but do it here, when crossjumping.
24109 Run a fast DCE when successful crossjumps occured in the latest
24110 iteration of try_optimize_cfg.
24111
24112 2008-01-11 Richard Guenther <rguenther@suse.de>
24113
24114 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
24115 (struct vn_unary_op_s): Likewise.
24116 (vn_reference_insert): Free old reference on hash collision.
24117
24118 2008-01-10 Raksit Ashok <raksit@google.com>
24119
24120 PR rtl-optimization/27971
24121 * combine.c (find_split_point): Split PLUS expressions which are
24122 inside a MEM rtx, and whose first operand is complex.
24123
24124 2008-01-10 DJ Delorie <dj@redhat.com>
24125
24126 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
24127 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
24128 (m32c_hard_regno_ok): Call the underlying function.
24129
24130 2008-01-10 Richard Guenther <rguenther@suse.de>
24131
24132 PR middle-end/34683
24133 * tree-cfg.c (tree_merge_blocks): Do not go through the
24134 full-blown folding and stmt updating path if we just deal
24135 with virtual operands.
24136 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
24137 test for abnormal SSA_NAMEs.
24138
24139 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
24140
24141 PR middle-end/34641
24142 * reload.c (push_reload): Add assertions. All constants from
24143 reg_equiv_constant should have been used for replacing the respective
24144 pseudo earlier.
24145 (find_reloads_address): Invoke find_reloads_address_part for
24146 constant taken from the reg_equiv_constant array.
24147
24148 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
24149
24150 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
24151 field (valnum) the first in the struct. Replace bools with
24152 unit bit fields.
24153
24154 2008-01-10 Richard Guenther <rguenther@suse.de>
24155
24156 PR tree-optimization/34651
24157 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
24158 types and ordering for masking and converting.
24159
24160 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
24161
24162 PR tree-optimization/34017
24163 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
24164 also for PHI_NODE expressions.
24165
24166 2008-01-09 Jan Hubicka <jh@suse.cz>
24167
24168 PR tree-optimization/34708
24169 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
24170 based on number of case labels.
24171 (init_inline_once): Remove switch_cost.
24172 * tree-inline.h (eni_weights_d): Remove switch_cost.
24173
24174 2008-01-09 Richard Guenther <rguenther@suse.de>
24175 Andrew Pinski <andrew_pinski@playstation.sony.com>
24176
24177 PR middle-end/30132
24178 * gimplify.c (gimplify_cond_expr): Do not create an addressable
24179 temporary if an rvalue is ok or an lvalue is not required.
24180
24181 2008-01-09 Richard Guenther <rguenther@suse.de>
24182
24183 PR middle-end/34458
24184 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
24185 adjust return type.
24186
24187 2008-01-09 Richard Guenther <rguenther@suse.de>
24188
24189 PR middle-end/34679
24190 * tree.c (host_integerp): Check for sizetype only if the
24191 type is an integer type.
24192
24193 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
24194
24195 PR debug/26364
24196 * opts.c (decode_options): Disable inlining of functions called
24197 once if not in unit-at-a-time mode.
24198
24199 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
24200
24201 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
24202
24203 2008-01-08 Richard Guenther <rguenther@suse.de>
24204
24205 PR middle-end/31863
24206 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
24207 out early if the result will be unused.
24208
24209 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
24210
24211 PR target/34709
24212 Revert:
24213
24214 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24215 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
24216 for TARGET_RECIP.
24217
24218 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
24219
24220 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
24221 for vectorization tuned.
24222
24223 2008-01-08 Richard Guenther <rguenther@suse.de>
24224
24225 PR tree-optimization/34683
24226 * tree-ssa-operands.c (operand_build_cmp): Export.
24227 * tree-ssa-operands.h (operand_build_cmp): Declare.
24228 * tree-vn.c (vuses_compare): Remove.
24229 (sort_vuses): Use operand_build_cmp.
24230 (sort_vuses_heap): Likewise.
24231 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
24232 to re-use old VEC if available. Do not sort already sorted VUSEs.
24233 (vdefs_to_vec): Do not sort already sorted VDEFs.
24234
24235 2008-01-08 Jakub Jelinek <jakub@redhat.com>
24236
24237 PR middle-end/34694
24238 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
24239
24240 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
24241
24242 PR target/34702
24243 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
24244 limitations of reciprocal sequences on x86 targets.
24245
24246 2008-01-08 Richard Guenther <rguenther@suse.de>
24247
24248 PR tree-optimization/34683
24249 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
24250
24251 2008-01-07 Jakub Jelinek <jakub@redhat.com>
24252
24253 PR target/34622
24254 * config/darwin.c (darwin_mergeable_string_section): Don't use
24255 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
24256
24257 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
24258
24259 PR target/34682
24260 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
24261 negxf2. Macroize expander using X87MODEF mode iterator. Change
24262 predicates of op0 and op1 to register_operand.
24263 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
24264 expander using X87MODEF mode iterator. Change predicates of
24265 op0 and op1 to register_operand.
24266 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
24267 corresponding patterns and macroize using MODEF macro. Change
24268 predicates of op0 and op1 to register_operand and remove
24269 "m" constraint. Disparage "r" alternative with "!".
24270 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
24271 macroize using X87MODEF macro. Change predicates of op0 and op1
24272 to register_operand and remove "m" constraint. Disparage "r"
24273 alternative with "!".
24274 (absneg splitter with memory operands): Remove.
24275 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
24276 patterns and macroize using X87MODEF mode iterator.
24277 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
24278 Change predicate of op1 to register_operand.
24279 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
24280 for memory operands.
24281
24282 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
24283
24284 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
24285
24286 2008-01-07 Richard Guenther <rguenther@suse.de>
24287
24288 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
24289 fields.
24290
24291 2008-01-07 Richard Guenther <rguenther@suse.de>
24292
24293 PR tree-optimization/34683
24294 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
24295 VOPs of the needed size to save memory. Use VEC_quick_push
24296 to save compile-time.
24297 (vdefs_to_vec): Likewise.
24298
24299 2008-01-07 Sa Liu <saliu@de.ibm.com>
24300
24301 * config/spu/spu.md (divdf3): Genetate inline code for double
24302 division. The implementation doesn't handle INF or NAN, therefore it
24303 only applies when -ffinite-math-only is given.
24304
24305 2008-01-06 Paolo Carlini <pcarlini@suse.de>
24306
24307 PR libstdc++/34680
24308 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
24309 * doc/cpp.texi ([Common Predefined Macros]): Document.
24310
24311 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
24312
24313 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
24314 order to use commutative addition instead of subtraction.
24315
24316 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
24317 Mircea Namolaru <namolaru@il.ibm.com>
24318 Vladimir Yanovsky <yanov@il.ibm.com>
24319 Revital Eres <eres@il.ibm.com>
24320
24321 PR tree-optimization/34263
24322 * tree-outof-ssa.c (process_single_block_loop_latch,
24323 contains_tree_r): New functions.
24324 (analyze_edges_for_bb): Call process_single_block_loop_latch
24325 function to empty single-basic-block latch block if possible.
24326
24327 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24328
24329 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
24330 for TARGET_RECIP.
24331 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
24332
24333 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
24334
24335 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
24336
24337 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
24338
24339 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
24340
24341 2008-01-05 Jakub Jelinek <jakub@redhat.com>
24342
24343 PR tree-optimization/34618
24344 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
24345 flag from T.
24346
24347 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24348
24349 PR target/34673
24350 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
24351 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
24352 Update copyright year.
24353
24354 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
24355 Update copyright year.
24356 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
24357 using NR fixup.
24358
24359 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
24360
24361 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
24362 edge does not point to current bb before changing need_assert.
24363
24364 2008-01-04 Richard Guenther <rguenther@suse.de>
24365
24366 PR middle-end/34029
24367 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
24368 for verifying purposes if they are is_gimple_min_invariant.
24369
24370 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
24371
24372 PR tree-optimization/34448
24373 PR tree-optimization/34465
24374 * gimplify.c (gimplify_init_constructor): Add new parameter
24375 notify_temp_creation. Use it.
24376 (gimplify_modify_expr_rhs): Take volatiles into account when
24377 optimizing constructors.
24378 Do not optimize constructors if gimplify_init_constructor will dump to
24379 memory.
24380 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
24381 * gcc.c-torture/compile/pr34448.c: New.
24382
24383 2008-01-04 Jakub Jelinek <jakub@redhat.com>
24384
24385 PR gcov-profile/34609
24386 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
24387 return_slot if result is TREE_ADDRESSABLE.
24388
24389 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
24390
24391 * config/mips/mips.md (sqrt_condition): Tweak comment.
24392 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
24393
24394 2008-01-03 Tom Tromey <tromey@redhat.com>
24395
24396 PR c/34457
24397 * c-common.c (c_type_hash): Handle VLAs.
24398
24399 2008-01-03 Jan Hubicka <jh@suse.cz>
24400
24401 PR tree-optimization/31081
24402 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
24403 0 when inlining and not inlining to first basic block.
24404 (remap_decl): When var is initialized to 0, don't set default_def.
24405 (expand_call_inline): Set entry_bb.
24406 * tree-inline.h (copy_body_data): Add entry_bb.
24407
24408 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24409
24410 PR c++/34619
24411 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
24412 before returning.
24413
24414 PR tree-optimization/29484
24415 * tree-inline.c (inline_forbidden_p_2): New function.
24416 (inline_forbidden_p): Disallow inlining if some static var
24417 has an address of a local LABEL_DECL in its initializer.
24418 * doc/extend.texi (Labels as Values): Document &&foo behaviour
24419 vs. inlining.
24420
24421 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
24422
24423 PR tree-optimization/34635
24424 * tree-data-ref.c (add_other_self_distances): Make sure that the
24425 evolution step is constant.
24426
24427 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24428
24429 PR middle-end/34608
24430 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
24431
24432 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
24433
24434 * tree-sra.c (scalarize_init): Insert the generate_element_init
24435 statements after the generate_element_zero statements.
24436
24437 2008-01-02 Richard Guenther <rguenther@suse.de>
24438
24439 PR middle-end/34093
24440 PR middle-end/31976
24441 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
24442 for very large number of operands instead of ICEing.
24443
24444 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
24445
24446 PR target/34013
24447 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
24448 while stack probing.
24449
24450 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
24451
24452 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
24453 in C++0x mode.
24454
24455 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
24456
24457 PR libmudflap/26442
24458 * tree-mudflap.c (mx_register_decls): Guard warning by
24459 !DECL_ARTIFICIAL check.
24460
24461 2008-01-01 Jakub Jelinek <jakub@redhat.com>
24462
24463 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
24464 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
24465 sse5_perm<mode>): Fix constraints.