1 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
5 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
6 (mark_ref_live, mark_ref_dead): Use them.
7 (def_conflicts_with_inputs_p): Remove.
8 (mark_early_clobbers): New function.
9 (process_bb_node_lives): Call preprocess_constraints and
12 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
14 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
16 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
17 lib with -mthread switch.
19 2008-10-05 Dodji Seketeli <dodji@redhat.com>
22 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
23 function in two, making it call a new and reusable
24 dwarf2out_imported_module_or_decl() that takes the containing
25 BLOCK of the declaration in argument.
26 (dwarf2out_imported_module_or_decl_real): New function.
27 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
28 IMPORTED_DECL in account.
29 * tree.def: Added IMPORTED_DECL node type.
30 * tree.h: Added accessors for IMPORTED_DECL nodes.
31 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
33 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
35 * doc/gimple.texi: Fix some typos, wrap some long lines,
36 fix some broken wraps with continuations.
37 * tree-ssa-reassoc.c: Fix comment typos.
39 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
42 * pa.c (legitimize_pic_address): Force function labels to memory in
45 2008-10-04 Anton Blanchard <anton@samba.org>
47 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
48 (rs6000_split_atomic_op): Same.
49 (rs6000_split_compare_and_swap): Same.
50 (rs6000_split_compare_and_swapqhi): Same.
52 2008-10-04 Richard Guenther <rguenther@suse.de>
54 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
55 instead of pointer equality.
56 (vn_nary_op_eq): Likewise.
58 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
60 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
62 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
63 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
65 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
67 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
68 Revert previous change.
70 2008-10-03 Tom Tromey <tromey@redhat.com>
72 * stringpool.c (ggc_alloc_string): Terminate string.
74 2008-10-03 Jakub Jelinek <jakub@redhat.com>
76 * gimplify.c (gimplify_function_tree): For -finstrument-functions
77 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
78 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
81 * gimplify.c (declare_vars): Use gimple_bind_block instead of
84 2008-10-03 Pascal Obry <obry@adacore.com>
86 * gcov.c (create_file_names): Properly handle UNIX and DOS
88 (make_gcov_file_name): Likewise + convert the ':' DOS drive
89 separator to '~' to ensure clean filenames on Windows.
91 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
93 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
94 Add a null terminator to the stripped name.
96 2008-10-02 David Edelsohn <edelsohn@gnu.org>
98 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
99 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
100 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
102 Revert SCALAR_FLOAT_MODE_P condition.
103 (function_arg): Condition on TARGET_DOUBLE_FLOAT,
105 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
108 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
110 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
112 2008-10-02 Richard Guenther <rguenther@suse.de>
115 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
116 and VECTOR_TYPE recurse with useless_type_conversion_p which
117 properly handles void pointer conversion.
119 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
122 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
123 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
125 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
127 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
128 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
129 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
130 they translate to non builtins.
131 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
132 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
133 __builtin_vec_promote, __builtin_vec_extract, and
134 __builtin_vec_insert.
135 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
136 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
137 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
138 * config/rs6000/altivec.h (vec_extract): Define
139 (vec_insert): Define.
140 (vec_splats): Define.
141 (vec_promote): Define.
143 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
144 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
145 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
147 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
149 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
150 prototype. Add new parameter, blk.
151 Use BLKmode for the MEM if blk is true.
152 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
153 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
154 ALTIVEC_BUILTIN_STVRXL.
155 Update usage of altivec_expand_lv_builtin.
156 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
157 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
158 (altivec_init_builtins): If compiling for the Cell, also define the
160 * config/rs6000/rs6000.h (rs6000_builtins): Define
161 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
162 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
163 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
164 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
165 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
166 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
167 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
168 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
169 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
170 UNSPEC_STVRX, and UNSPEC_STVRXL.
171 (altivec_lvlx): New pattern.
172 (altivec_lvlxl): New pattern.
173 (altivec_lvrx): New pattern.
174 (altivec_lvrxl): New pattern.
175 (altivec_stvlx): New pattern.
176 (altivec_stvlxl): New pattern.
177 (altivec_stvrx): New pattern.
178 (altivec_stvrxl): New pattern.
179 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
180 (vec_lvlxl): Likewise.
181 (vec_lvrx): Define if PPU is defined.
182 (vec_lvrxl): Likewise.
183 (vec_stvlx): Define if PPU is defined.
184 (vec_stvlxl): Likewise.
185 (vec_stvrx): Define if PPU is defined.
186 (vec_stvrxl): Likewise.
188 2008-10-01 Geert Bosch <bosch@adacore.com>
190 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
192 2008-10-01 Richard Guenther <rguenther@suse.de>
194 PR tree-optimization/37617
195 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
196 do not add to the NEW_SETS.
198 2008-10-01 Richard Guenther <rguenther@suse.de>
201 * tree-vrp.c (execute_vrp): If we optimized away the default
202 case make sure to promote the label that got in place of it
203 to a default case label.
205 2008-10-01 Richard Henderson <rth@redhat.com>
208 * tree-complex.c (set_component_ssa_name): Don't optimize
209 is_gimple_min_invariant values with ssa_names in abnormal phis.
211 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
213 PR tree-optimization/37662
214 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
215 commutative binary operation if they are in the wrong order and
216 fold_build2 produces non-GIMPLE.
218 2008-09-30 Jakub Jelinek <jakub@redhat.com>
220 PR tree-optimization/37662
221 PR tree-optimization/37663
222 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
223 get_value_range with non-SSA_NAME. Don't assert operands have been
224 folded, instead just bail out.
226 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
228 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
230 2008-09-30 Richard Guenther <rguenther@suse.de>
233 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
234 build restrict-qualified pointers.
235 (vectorizable_store): Move alias check later.
236 (vectorizable_load): Likewise.
238 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
240 * c-common.c (empty_if_body_warning): Remove.
241 * c-common.h (empty_if_body_warning): Remove.
242 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
243 here the -Wempty-body warning for `if' and `else' statements.
244 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
246 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
248 * config/i386/i386.opt: Add msse2avx.
250 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
251 * config/i386/linux64.h (ASM_SPEC): Likewise.
253 * doc/invoke.texi: Document -msse2avx.
255 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
257 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
259 2008-09-29 Joseph Myers <joseph@codesourcery.com>
261 * ifcvt.c (noce_emit_store_flag): If using condition from original
262 jump, reverse it if if_info->cond was reversed.
264 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
266 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
267 non-constant memory if it cannot be forced to constant memory.
268 Overhaul surrounding code and factor out common condition.
270 2008-09-29 Jeff Law <law@redhat.com>
272 * reload1.c (alter_reg): Add missing curly braces.
274 2008-09-29 Michael J. Eager <eager@eagercon.com>
276 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
278 * config/rs6000/rs6000.c (rs6000_override_options): Move
279 rs6000_init_hard_regno_mode_ok after all options changed.
280 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
281 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
282 -msimple-fpu flags. Add warning messages if single FP not configured.
283 (rs6000_file_start): Output gnu_attribute for single-float.
284 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
285 (rs6000_legitimize_address): Likewise.
286 (rs6000_legitimize_reload_address): Likewise.
287 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
289 (function_arg_advance): Likewise (partial conversion).
290 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
291 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
293 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
294 (rs6000_emit_prologue): Likewise.
295 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
297 (rs6000_libcall_value): Likewise.
298 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
299 (TARGET_DOUBLE_FLOAT): New default to 1
300 (TARGET_SIMPLE_FPU): New default to 0
301 (TARGET_SINGLE_FPU): New default to 0
302 (TARGET_SINGLE_FLOAT_MODE): New.
303 (TARGET_DOUBLE_FLOAT_MODE): New.
304 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
305 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
307 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
308 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
309 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
310 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
311 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
312 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
313 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
314 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
315 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
316 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
317 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
318 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
319 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
320 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
321 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
322 cmptf_internal1, *cmptf_internal2): Condition on
324 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
325 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
326 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
327 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
328 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
329 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
331 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
332 * config/rs6000/rs6000.opt (-msingle-float): New.
333 (-mdouble-float): New.
335 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
336 -msingle-float, -mdouble-float, -msimple-fpu options.
337 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
338 _SOFT_DOUBLE for -msingle-float.
339 * config.gcc: New config for target=powerpc-xilinx-eabi.
341 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
343 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
345 (new_scop): Take entry and exit edge to define new SCoP.
346 (sd_region_p): New structure used during SCoP detection.
347 (move_scops): Delete.
348 (move_sd_regions): New.
349 (scopdet_info): Change the definition from edges back to basic_blocks.
350 (scopdet_edge_info): Work on basic_blocks and rename to
351 scopdet_basic_block_info.
352 (split_difficult_bb): At the moment removed. We should later
353 add it at another place.
354 (build_scops_1): Work on basic_blocks.
355 (bb_in_sd_region): New.
356 (find_single_entry_edge): New.
357 (find_single_exit_edge): New.
358 (create_single_entry_edge): New.
359 (sd_region_without_exit): New.
360 (create_single_exit_edge): New.
361 (unmark_exit_edges): New.
362 (mark_exit_edges): New.
363 (create_sese_edges): New.
364 (build_graphite_scops): New.
365 (build_scops): Make SCoPs SESE.
366 (limit_scops): Use the new functions.
368 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
370 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
372 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
375 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
376 address to a register before taking the lower part.
378 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
380 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
383 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
384 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
387 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
388 the newly created variable.
389 Create a VECTOR_CST of all 1s for vector types.
391 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
394 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
396 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
398 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
399 order to convert between modes.
400 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
402 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
404 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
407 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
410 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
414 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
416 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
417 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
418 them to yield false with MIPS16.
420 2008-09-26 Jakub Jelinek <jakub@redhat.com>
423 * dwarf2out.c (tls_mem_loc_descriptor): New function.
424 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
425 mem_loc_descriptor failed. Accept UNSPEC.
426 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
427 fail if one of the loc_descriptor calls for pieces failed.
428 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
429 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
430 if loc_descriptor_from_tree_1 on offset failed.
433 * opts.c (common_handle_option): Don't call print_specific_help with
434 CL_SAVE as first argument.
436 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
437 Steve Ellcey <sje@cup.hp.com>
439 * configure: Regenerate for new libtool.
442 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
444 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
445 alias set on MEM when saving stack pointer.
446 * config/rs6000/rs6000.md (allocate_stack): Likewise
448 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
450 PR tree-optimization/37574
451 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
452 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
453 instead of vector_type for constants. Take computation out of loop.
454 (vect_get_vec_def_for_operand): Use only vectype for constant case,
455 and use only vector_type for invariant case.
456 (get_initial_def_for_reduction): Use vectype instead of vector_type.
458 2008-09-25 Jakub Jelinek <jakub@redhat.com>
461 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
462 the decl is a VAR_DECL or FUNCTION_DECL.
464 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
467 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
468 (mark_ref_live, mark_ref_dead): Use them.
469 (def_conflicts_with_inputs_p): Remove.
470 (mark_early_clobbers): New function.
471 (process_bb_node_lives): Call preprocess_constraints and
474 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
476 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
479 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
480 (ira_compress_allocno_live_ranges): New prototype.
482 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
483 (coalesced_allocnos_living_at_program_points): New.
484 (coalesced_allocnos_live_at_points_p,
485 set_coalesced_allocnos_live_points): New functions.
486 (coalesce_spill_slots): Rewrite.
488 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
489 ira_compress_allocno_live_ranges): New functions.
491 * ira-build.c (ira_flattening): Call
492 ira_compress_allocno_live_ranges.
495 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
497 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
500 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
502 * combine.c (make_compound_operation): Handle the 'E' format.
503 (count_rtxs): Likewise.
504 (update_table_tick): Likewise.
505 (get_last_value_validate): Likewise.
507 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
509 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
511 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
513 * matrix-reorg.c (transform_allocation_sites): Initializers
514 added to avoid the warning.
516 2008-09-25 Martin Jambor <mjambor@suse.cz>
518 * cgraph.c (free_nodes): New variable.
519 (NEXT_FREE_NODE): New macro.
520 (cgraph_create_node): Reuse nodes from the free list. Do not
521 update uid if doing so.
522 (cgraph_remove_node): Add the node to the free list.
524 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
526 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
528 2008-09-24 Richard Henderson <rth@redhat.com>
530 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
531 * unwind-dw2.c (execute_stack_op): Handle it.
533 2008-09-24 David Edelsohn <edelsohn@gnu.org>
536 2008-09-24 Michael J. Eager <eager@eagercon.com>
538 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
540 * c-common.c (fname_decl): New location argument.
541 * c-common.h (fname_decl): Same.
542 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
544 (c_parser_typeof_specifier): Same.
545 (c_parser_parms_list_declarator): Same.
546 (c_parser_asm_string_literal): Same.
547 (c_parser_compound_statement_nostart): Same.
548 (c_parser_label): Same.
549 (c_parser_do_statement): Same.
550 (c_parser_asm_statement): Same.
551 (c_parser_unary_expression): Same.
552 (c_parser_sizeof_expression): Same.
553 (c_parser_postfix_expression): Same.
554 (c_parser_pragma): Same.
555 (c_parser_omp_clause_collapse): Same.
556 (c_parser_omp_clause_num_threads): Same.
557 (c_parser_omp_clause_schedule): Same.
558 (c_parser_omp_all_clauses): Same.
559 (c_parser_omp_sections_scope): Same.
560 (c_parser_omp_for_loop): Same. Pass condition's location to
561 c_objc_common_truthvalue_conversion.
562 (c_parser_enum_specifier): Remove comment.
564 2008-09-24 Michael J. Eager <eager@eagercon.com>
566 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
568 * config/rs6000/rs6000.c (rs6000_override_options): Move
569 rs6000_init_hard_regno_mode_ok after all options changed.
570 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
571 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
572 -msimple-fpu flags. Add warning messages if single FP not configured.
573 (rs6000_file_start): Output gnu_attribute for single-float.
574 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
575 (rs6000_legitimize_address): Likewise.
576 (rs6000_legitimize_reload_address): Likewise.
577 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
579 (function_arg_advance): Likewise.
580 (function_arg): Likewise.
581 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
582 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
584 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
585 (rs6000_emit_prologue): Likewise.
586 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
588 (rs6000_libcall_value): Likewise.
589 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
590 (TARGET_DOUBLE_FLOAT): New default to 1
591 (TARGET_SIMPLE_FPU): New default to 0
592 (TARGET_SINGLE_FPU): New default to 0
593 (TARGET_SINGLE_FLOAT_MODE): New.
594 (TARGET_DOUBLE_FLOAT_MODE): New.
595 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
596 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
598 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
599 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
600 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
601 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
602 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
603 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
604 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
605 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
606 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
607 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
608 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
609 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
610 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
611 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
612 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
613 cmptf_internal1, *cmptf_internal2): Condition on
615 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
616 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
617 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
618 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
619 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
620 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
622 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
623 * config/rs6000/rs6000.opt (-msingle-float): New.
624 (-mdouble-float): New.
626 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
627 -msingle-float, -mdouble-float, -msimple-fpu options.
628 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
629 _SOFT_DOUBLE for -msingle-float.
630 * config.gcc: New config for target=powerpc-xilinx-eabi.
632 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
634 * config/sparc/constraints.md: New file.
635 * config/sparc/sparc.md: Include it.
636 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
637 (sparc_extra_constraint_check): Delete.
638 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
639 (memory_ok_for_ldd): New predicate.
640 (sparc_extra_constraint_check): Delete.
641 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
642 (CONST_OK_FOR_LETTER_P): Likewise.
643 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
644 (EXTRA_CONSTRAINT): Likewise.
646 2008-08-23 Steve Ellcey <sje@cup.hp.com>
648 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
650 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
652 * alias.c (find_base_value): Use FIND_BASE_TERM.
653 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
655 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
657 * config/i386/i386.c: Include cselib.h.
658 (ix86_pic_register_p): New function.
659 (ix86_delegitimize_address): Use it to check for the PIC register.
661 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
663 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
664 * config/i386/i386.c (ix86_find_base_term): Don't check for
665 SYMBOL_REF and LABEL_REF.
667 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
669 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
670 constant PLUS in a CONST.
672 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
674 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
675 check for sibcall support for w64.
677 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
679 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
681 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
683 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
684 parser_build_binary_op.
685 * c-decl.c (build_enumerator): Pass location to build_binary_op.
686 * c-typeck.c (build_array_ref): Same.
687 (parser_build_unary_op): New location argument.
688 (pointer_diff): Pass location to build_binary_op,
689 c_objc_common_truthvalue_conversion.
690 (build_modify_expr): Same.
691 (build_unary_op): New location argument.
692 (build_binary_op): New location argument.
693 (c_objc_common_truthvalue_conversion): Pass location to
694 c_*common_truthvalue_conversion.
695 * c-convert.c (convert): Same.
696 * c-common.c (binary_op_error): New location argument.
697 (pointer_int_sum): Pass location to build_binary_op.
698 (c_common_truthvalue_conversion): New location argument.
699 (warn_for_sign_compare): Same.
700 * c-common.h: Add location argument to c_common_truthvalue_conversion,
701 binary_op_error, build_binary_op, warn_for_sign_compare.
702 * c-parser.c (c_parser_condition): Pass location to
703 c_*common_truthvalue_conversion.
704 (c_parser_conditional_expression): Save condition's location and pass
706 (c_parser_binary_expression): Same, but for the binary operator's
708 (c_parser_omp_for_loop): Pass location to
709 c_objc_common_truthvalue_conversion.
711 2008-09-23 Martin Jambor <mjambor@suse.cz>
713 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
714 (cgraph_node_remove_callees): New temporary f. Hold the next item
716 (cgraph_node_remove_callers): Likewise.
718 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
719 (ipa_node_removal_hook): Likewise.
721 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
722 gimple_call_copy_skip_args and moved to the gimple_call section.
723 * gimple.c (gimple_copy_call_skip_args): Renamed to
724 gimple_call_copy_skip_args. Changed al users.
726 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
728 * ira-color.c (start_allocno_priorities): Rename to
729 setup_allocno_priorities. Use costs and
730 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
731 range lengths. Get rid off doubles.
732 (ira_fast_allocations): Call start_allocno_priorities.
734 2008-09-22 David Daney <ddaney@avtrex.com>
737 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
738 register if TARGET_LONG_CALLS.
740 2008-09-22 Richard Guenther <rguenther@suse.de>
742 PR tree-optimization/37145
743 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
744 value-numbering union accesses with their offset and size only.
745 (visit_reference_op_load): Fix simplification of inserted conversions.
746 * tree-ssa-pre.c (find_or_generate_expression): Do not
747 recursively generate expressions if running FRE.
749 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
751 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
752 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el,
753 *baddu_di<mode>): New patterns.
755 2008-09-22 Richard Guenther <rguenther@suse.de>
757 PR tree-optimization/37145
758 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
759 (phi_translate_1): Constant fold references.
761 2008-09-22 Ira Rosen <irar@il.ibm.com>
763 PR tree-optimization/37482
764 * tree-vectorizer.h (struct _slp_instance): Add new field.
765 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
766 (get_earlier_stmt): New function.
767 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
769 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
770 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
771 asserts that GSI points to the scalar statement being vectorized.
772 Set new statement location according to GSI.
773 (vect_schedule_slp_instance): Use GSI of
774 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
776 2008-09-21 Jan Hubicka <jh@suse.cz>
778 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
779 (ipcp_insert_stage): Update dead_nodes bitmap.
781 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
784 * config/i386/t-cygming (SHLIB_LC): Remove.
785 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
786 * config/i386/t-cygwin (SHLIB_LC): Specify all required
789 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
793 * final.c (mark_symbol_ref_as_used): New helper function.
794 (output_operand): Instead of just looking inside MEMs for
795 SYMBOL_REFs, use new helper function and for_each_rtx.
796 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
797 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
798 Make head comment more general.
799 * config/darwin.c (machopic_output_indirection): Handle weak
800 references here, like in assemble_external.
802 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
804 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
805 (sparc_emit_float_lib_cmp): Change return type.
806 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
807 (gen_compare_operator): New function.
808 (sparc_emit_float_lib_cmp): Return the new operator to be used in
809 the comparison sequence. Minor tweaks.
810 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
811 that the final operator and the result of sparc_emit_float_lib_cmp
812 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
813 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
814 buneq, bunge, bunle, bltgt): Assert that the final operator and the
815 result of sparc_emit_float_lib_cmp match for software TFmode.
816 (movqicc, movhicc, movsicc, movdicc): Merge into...
817 (mov<I:mode>cc): ...this.
818 (movsfcc, movdfcc, movtfcc): Merge into...
819 (mov<F:mode>cc): ...this.
820 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
822 (mov<I:mode>_cc_v9): ...this.
823 (movdi_cc_sp64_trunc): Delete.
824 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
825 movdi_cc_reg_sp64): Merge into...
826 (mov<I:mode>_cc_reg_sp64): ...this.
827 (movsf_cc_sp64): Rename into...
828 (movsf_cc_v9): ...this.
829 (movdf_cc_sp64): Rename into...
830 (movdf_cc_v9): ...this.
831 (movtf_cc_hq_sp64): Rename into...
832 (movtf_cc_hq_v9): ...this.
833 (movtf_cc_sp64): Rename into...
834 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
836 2008-09-21 Diego Novillo <dnovillo@google.com>
838 * doc/gccint.texi: Include generic.texi and gimple.texi.
840 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
841 (GIMPLE): Move to gimple.texi.
842 (Annotations): Remove references to to stmt_ann_t and
844 (SSA Operands): Rename from 'Statement Operands'.
845 * doc/generic.texi: New.
846 * doc/gimple.texi: New.
847 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and
849 * Makefile.in (TEXI_GCCINT_FILES):
850 * gimple.c (gimple_copy_call_skip_args): Rename from
851 giple_copy_call_skip_args. Update all users.
852 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
854 2008-09-21 Ira Rosen <irar@il.ibm.com>
856 PR tree-optimization/37539
857 * tree-vect-transform.c (vect_transform_strided_load): Save vector
858 statement in related statement field only for the first load of the
859 group of loads with the same data reference.
861 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
863 * config/mips/mips.h (TUNE_OCTEON): New macro.
864 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
865 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
866 * config/mips/octeon.md: New file.
867 * config/mips/mips.md: Include octeon.md. Restore
868 semi-alphabetical order of include files.
870 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
873 * config/i386/i386.md (*jcc_fused_1): Removed.
874 (*jcc_fused_2): Likewise.
875 (*jcc_fused_3): Likewise.
876 (*jcc_fused_4): Likewise.
878 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
880 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
881 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
882 * target.h (gcc_target): Add ira_cover_classes.
883 * ira.c: Remove IRA_COVER_CLASSES guards.
884 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
885 instead of IRA_COVER_CLASSES.
886 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
887 (setup_class_translate): Likewise.
888 (setup_reg_class_intersect_union): Likewise.
889 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
890 test of targetm.ira_cover_classes.
891 * opts.c (decode_options): Use targetm.ira_cover_classes instead
892 of IRA_COVER_CLASSES.
893 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
894 (TARGET_INITIALIZER): Include it.
895 * targhooks.h (default_ira_cover_classes): Declare.
896 * targhooks.c (default_ira_cover_classes): New function.
898 2008-09-19 Bob Wilson <bob.wilson@acm.org>
900 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
902 2008-09-19 Ian Lance Taylor <iant@google.com>
904 * varasm.c (narrowing_initializer_constant_valid_p): Return
905 NULL_TREE if ENDTYPE is not an integer.
907 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
910 * tree-ssa.c (execute_update_addresses_taken): Also update
911 DECL_GIMPLE_REG_P for vector and complex types.
913 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
914 Jan Hubicka <jh@suse.cz>
917 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
918 empty before freeing them.
919 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
921 2008-09-18 Bob Wilson <bob.wilson@acm.org>
923 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
924 * config/xtensa/predicates.md (tls_symbol_operand): New.
925 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
926 (TARGET_CANNOT_FORCE_MEM): Define.
927 (xtensa_tls_symbol_p): New.
928 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
929 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
930 (xtensa_tls_module_base): New.
931 (xtensa_call_tls_desc): New.
932 (xtensa_legitimize_tls_address): New.
933 (xtensa_legitimize_address): Handle TLS symbols.
934 (xtensa_tls_referenced_p_1): New.
935 (xtensa_tls_referenced_p): New.
936 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
938 (XTENSA_BUILTIN_THREAD_POINTER): New.
939 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
940 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
941 builtin. Add declarations for __builtin_thread_pointer and
942 __builtin_set_thread_pointer.
943 (xtensa_fold_builtin): Recognize new builtins.
944 (xtensa_expand_builtin): Expand new builtins.
945 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
946 (TARGET_THREADPTR): Define.
947 (HAVE_AS_TLS): Define default value.
948 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
949 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
950 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
951 (UNSPECV_SET_TP): New.
952 (sym_TPOFF, sym_DTPOFF): New.
953 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
954 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
955 * configure: Regenerated.
957 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
960 * config/ia64/ia64.c (ia64_optimization_options): Move
961 checking and setting flag_schedule_insns_after_reload and
962 ia64_flag_schedule_insns2 back to ...
963 (ia64_override_options): Here.
965 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
968 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
969 zero extend count after the correction to it is done.
970 (doloop_optimize): Update call to doloop_modify, don't zero extend
973 2008-09-18 Martin Jambor <mjambor@suse.cz>
975 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
977 * ipa-prop.c: Correct comments.
978 * ipa-prop.h: Likewise.
980 2008-09-18 Jan Hubicka <jh@suse.cz>
983 * ipa-reference.c (ipa_reference_local_vars_info_d,
984 ipa_reference_global_vars_info_d,
985 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
986 ipa_reference_vars_info_t): Move here from ipa-reference.h
987 (node_duplication_hook_holder, node_removal_hook_holder): New.
988 (get_reference_vars_info_from_cgraph): Rename to ...
989 (get_reference_vars_info): ... this one, use cgraph uids.
990 (get_local_reference_vars_info, get_global_reference_vars_info):
991 Use cgraph instead of decl.
992 (ipa_reference_get_read_local, ipa_reference_get_written_local):
994 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
995 ipa_reference_get_written_global,
996 ipa_reference_get_not_written_global): Use cgraph argument.
997 (check_call): Simplify avail check.
998 (scan_stmt_for_static_refs): Update.
999 (propagate_bits): Update.
1000 (merge_callee_local_info): Remove.
1001 (init_function_info): Use cgraph nodes.
1002 (clean_function_local_data): Break out from ...
1003 (clean_function): ... here.
1004 (copy_local_bitmap, copy_global_bitmap): New functions.
1005 (duplicate_node_data, remove_node_data): New functions.
1006 (generate_summary): Register hooks; use visibility instead of
1008 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
1009 * ipa-reference.h (ipa_reference_local_vars_info_d,
1010 ipa_reference_global_vars_info_d,
1011 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
1012 ipa_reference_vars_info_t): Move to ipa-reference.c
1013 (ipa_reference_get_read_local, ipa_reference_get_written_local):
1015 (ipa_reference_get_read_global, ipa_reference_get_written_global,
1016 ipa_reference_get_not_read_global,
1017 ipa_reference_get_not_written_global): Update prototype.
1018 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
1019 (init_state): Remove.
1020 (node_duplication_hook_holder, node_removal_hook_holder): New.
1021 (get_function_state, set_function_state): Use VECtor.
1022 (analyze_function): Check body availability.
1023 (add_new_function): Likewise.
1024 (duplicate_node_data, remove_node_data): New.
1025 (generate_summary): Register hooks; do not care about clones.
1026 (propafate): Do not care about clones; recursive functions are
1028 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
1029 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
1030 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
1032 * tree-flow.h (function_ann_d): Remove reference_vars_info.
1033 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
1034 Update call of ipa-reference accesors.
1036 2008-09-18 Simon Baldwin <simonb@google.com>
1038 * c-opts.c (c_common_handle_option): Add handling for
1039 -Wbuiltin-macro-redefined command line option.
1040 * c.opt: Added builtin-macro-redefined option.
1041 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
1044 2008-09-18 Richard Guenther <rguenther@suse.de>
1046 PR tree-optimization/37258
1047 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
1048 and signedness for integral types.
1049 (vn_phi_eq): Require compatible types.
1051 2008-09-18 Jakub Jelinek <jakub@redhat.com>
1054 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
1055 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
1057 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
1058 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
1059 ggc_free other TREE_LIST nodes from that chain.
1060 * function.c (instantiate_decls): Instantiate also DECL_RTL
1061 of vars in cfun->local_decls, free that list afterwards.
1063 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
1065 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
1066 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
1068 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
1070 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
1071 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
1073 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
1075 PR tree-optimization/37102
1076 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
1077 from a node. Check to see if another PHI is dead.
1078 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
1079 remove real PHIs which have no uses.
1080 (rewrite_out_of_ssa): Call eliminate_useless_phis.
1082 2008-09-18 Richard Guenther <rguenther@suse.de>
1085 * tree-cfg.c (remove_useless_stmts_1): Remove
1086 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
1088 2008-09-18 Nick Clifton <nickc@redhat.com>
1090 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
1091 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
1092 to frv_secondary_reload_class.
1093 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1094 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
1095 (frv_secondary_reload_class): Omit unused parameter.
1096 (frv_secondary_reload): New function. Handle the case when
1097 secondary_reload_class() is called before the reload_(in|out)
1098 _optabs have been initialised.
1099 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
1101 * config/frv/frv.md: Define an exclusion set between fr550_m0
1104 2008-09-18 Richard Guenther <rguenther@suse.de>
1106 PR tree-optimization/37456
1107 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
1108 want to insert after ends a BB insert on the single fallthru
1111 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
1113 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
1114 Mention -march=z9-109, z9-ec and z10.
1116 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
1118 PR rtl-optimization/37544
1119 * regrename.c (maybe_mode_change): Exit early when copy_mode
1120 is narrower than orig_mode and narrower than new_mode.
1122 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
1125 * sched-int.h (struct _haifa_insn_data): Remove unused field
1128 * sched-rgn.c (ref_counts): Remove.
1129 (insn_referenced): New static variable.
1130 (INSN_REF_COUNT): Remove.
1131 (sched_run_compute_dependencies): Use insn_referenced instead of
1133 (add_branch_dependences): Likewise. Delete dead assignment.
1135 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
1137 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
1138 consumer is an asm. Add comment why this is important.
1139 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
1140 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around
1143 2008-09-17 Joseph Myers <joseph@codesourcery.com>
1145 * expr.c (emit_group_store): Do not shift before moving via a
1148 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
1150 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
1151 from aggregate to non-aggregate type if the bit pattern is not fully
1152 preserved afterwards.
1154 2008-09-17 Richard Guenther <rguenther@suse.de>
1156 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
1157 (verify_gimple_assign): ... this. Split into ...
1158 (verify_gimple_assign_unary): ... this,
1159 (verify_gimple_assign_binary): ... that,
1160 (verify_gimple_assign_single): ... and this.
1161 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
1162 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
1163 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
1164 (verify_types_in_gimple_reference): Be forgiving with
1166 (verify_gimple_phi): Deal with virtual operands.
1168 * tree.def (PREDICT_EXPR): Change to tcc_expression.
1170 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
1172 * tree.c (get_callee_fndecl): Don't call the language hook.
1173 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
1174 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
1175 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
1177 2008-09-17 Jakub Jelinek <jakub@redhat.com>
1179 * tree.c (protected_set_expr_location): Don't unnecessarily
1180 check for error_mark_node.
1182 2008-09-17 Art Haas <ahaas@impactweather.com>
1184 * ipa-reference.c (analyze_function): Declare step only if
1185 ENABLE_CHECKING is defined.
1187 2008-09-17 Jan Hubicka <jh@suse.cz>
1190 * tree.h (DECL_INLINE): remove.
1191 (DECL_DECLARED_INLINE_P): Update docs.
1192 (DECL_NO_INLINE_WARNING_P): new.
1193 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
1194 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
1196 2008-09-17 Jakub Jelinek <jakub@redhat.com>
1197 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1200 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
1203 2008-09-17 Jan Hubicka <jh@suse.cz>
1205 * ipa-reference.c (ipa_obstack): Remove.
1206 (local_info_obstack, global_info_obstack): New.
1207 (add_static_var): We now handle variables only.
1208 (mark_address_taken, mark_load, mark_store): New functions based on ...
1209 (check_operand): ... remove.
1210 (get_asm_stmt_operands): Rename to ...
1211 (check_asm_memory_clobber): ... this. Look only for memory clobber.
1212 (scan_stmt_for_static_refs): Rewrite.
1213 (scan_op_for_static_refs): Rename to ...
1214 (scan_initializer_for_static_refs): do not look for VAR_DECL
1215 initializers; stop recursion on types and decls.
1216 (ipa_init): Use proper obstacks.
1217 (analyze_variable): Use scan_initializer_for_static_refs.
1218 (init_function_info): Use local obstack.
1219 (analyze_function): Simplify.
1220 (add_new_function): We don't need visited_nodes obstack.
1221 (generate_summary): Use proper obstacks; cleanup after propagation.
1223 2008-09-17 Richard Guenther <rguenther@suse.de>
1226 PR tree-optimization/37491
1227 * alias.c (get_alias_set): Use the canonical type.
1228 * tree-vect-transform.c (vectorizable_store): Use the type of
1229 the lhs for the vector type. Adjust checking.
1230 (vectorizable_load): Adjust checking.
1232 2008-09-16 Jakub Jelinek <jakub@redhat.com>
1233 Adam Nemet <anemet@caviumnetworks.com>
1235 PR rtl-optimization/37483
1236 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
1237 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
1238 Rearrange code to better match the original comment. Check
1239 t_unconditional first. Improve comment.
1241 2008-09-16 Jakub Jelinek <jakub@redhat.com>
1244 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
1245 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
1248 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
1249 GIMPLE_TRY if cleanup sequence is empty.
1251 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
1254 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
1255 eliminate IV if the cost are the same.
1257 2008-09-16 Richard Guenther <rguenther@suse.de>
1260 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
1263 2008-09-16 Richard Guenther <rguenther@suse.de>
1265 PR tree-optimization/37508
1266 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
1268 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
1270 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
1272 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1274 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
1275 use gen_floatdidf2 directly.
1276 (floatunssidf2): Likewise.
1277 (floatsidf_ppc64_mfpgpr): Remove.
1278 (floatsidf_ppc64): Remove.
1279 (floatunssidf_ppc64): Remove.
1281 2008-09-15 Jakub Jelinek <jakub@redhat.com>
1283 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
1284 rather than update_cost_queue.
1286 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
1287 in every call starting with the second one, instead of only when
1288 alias_bitmap_obstack.elements != NULL.
1290 * tree-predcom.c (filter_suitable_components): Free all refs in
1291 act->refs vector before calling release_component.
1292 (add_ref_to_chain): Free ref if not adding it to chain->refs.
1294 * tree-data-ref.c (free_subscripts): Free all subscript objects.
1296 * tree-loop-linear.c (linear_transform_loops): Initialize
1297 lambda_obstack only after calling perfect_loop_nest_depth.
1298 Goto free_and_continue instead of just continue for later failures.
1301 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
1304 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
1306 2008-09-14 Andreas Schwab <schwab@suse.de>
1308 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
1310 2008-09-14 Jan Hubicka <jh@suse.cz>
1312 * invoke.texi (-fconserve-stack): Document.
1313 * opts.c (decode_options): Handle conserve_stack.
1314 * common.opt (fconvserve_stack): New.
1316 2008-09-14 David Edelsohn <edelsohn@gnu.org>
1318 * config.host: Add x-aix to host_xmake_file.
1319 * config/rs6000/t-aix52: Do not override LDFLAGS.
1320 * config/rs6000/x-aix: New file.
1322 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
1328 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
1329 is not recognized as a valid register usage. Allow REG_X to be used
1331 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
1332 forces a reload when using a base register.
1334 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
1336 * config/i386/cygming-crtend.c (register_frame_ctor): If
1337 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
1338 directly with atexit.
1339 (deregister_frame_ctor): Rename to ...
1340 (deregister_frame_dtor): Use to call __gcc_deregister_frame
1341 if !DEFAULT_USE_CXA_ATEXIT.
1343 2008-09-13 Jan Hubicka <jh@suse.cz>
1345 * cgraph.c: Include value-prof.h
1346 * Makefile.in (cgraph.o): Add value-prof.h dependency.
1348 2008-09-13 Jan Hubicka <jh@suse.cz>
1351 * tree-profile.c (add_abnormal_goto_call_edges): New function.
1352 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
1353 tree_gen_one_value_profiler, tree_gen_average_profiler,
1354 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
1356 2008-09-13 Jan Hubicka <jh@suse.cz>
1358 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
1359 too many bytes on misalligned blocks.
1361 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1363 * doc/cfg.texi: Fix some typos.
1364 * doc/extend.texi: Likewise.
1365 * doc/install.texi: Likewise.
1366 * doc/invoke.texi: Likewise.
1367 * doc/rtl.texi: Likewise.
1368 * doc/tree-ssa.texi: Likewise.
1370 2008-09-13 Richard Guenther <rguenther@suse.de>
1373 * tree-nested.c (finalize_nesting_tree_1): Generate valid
1374 gimple stores for memory rhs.
1376 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
1378 PR rtl-optimization/37489
1379 * cse.c (fold_rtx): Don't return const_true_rtx for float
1380 compare if FLOAT_STORE_FLAG_VALUE is undefined.
1382 2008-09-13 Jan Hubicka <jh@suse.cz>
1384 PR tree-optimization/37392
1385 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
1387 2008-09-13 Martin Jambor <mjambor@suse.cz>
1388 Jan Hubicka <jh@suse.cz>
1390 * cgraph.c (free_edges): New variable.
1391 (NEXT_FREE_EDGE): New macro.
1392 (cgraph_free_edge): New function.
1393 (cgraph_remove_edge): Call cgraph_remove_edge_1.
1394 (cgraph_node_remove_callees): Likewise.
1395 (cgraph_node_remove_callers): Likewise.
1396 (cgraph_create_edge): Reuse edges from the free list. Do not
1397 update uid if doing so.
1398 (cgraph_remove_*_hook): Add free call.
1400 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
1402 * ira-color.c (conflict_allocno_vec): Delete.
1403 (update_cost_queue_elem): New structure.
1404 (update_cost_queue): New variable.
1405 (update_cost_queue_tail): Likewise.
1406 (update_cost_queue_elems): Likewise.
1407 (allocno_update_cost_check): Delete.
1408 (initiate_cost_update): Allocate update_cost_queue_elems
1409 instead of allocno_update_cost_check.
1410 (finish_cost_update): Update the free()s accordingly.
1411 (start_update_cost): New function.
1412 (queue_update_cost): Likewise.
1413 (get_next_update_cost): Likewise.
1414 (update_copy_costs_1): Inline into...
1415 (update_copy_costs): ...here. Use a queue instead of recursive calls.
1416 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
1417 once we've established they are equal. Don't allocate update
1418 costs if there is nothing to add to them.
1419 (update_conflict_hard_regno_costs): Remove ALLOCNO and
1420 DIVISOR arguments. Use a queue instead of recursive calls;
1421 process all the allocnos in the initial queue, rather than
1423 (assign_hard_reg): Use queue_update_cost instead of
1424 conflict_allocno_vec. Queue coalesced allocnos instead
1425 of calling update_conflict_hard_regno_costs for each one.
1426 Just call update_conflict_hard_regno_costs once for the
1428 (ira_color): Remove conflict_allocno_vec handling.
1430 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
1432 PR tree-optimization/37484
1433 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
1434 (save_var_name): Same.
1435 (initialize_cloog_names): Same.
1436 (initialize_cloog_names): Same.
1438 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
1440 * tree-scalar-evolution.c (set_instantiated_value): Set
1443 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
1447 * ira-build.c (common_loop_tree_node_dominator): Remove.
1448 (copy_live_ranges_to_removed_store_destinations): New function.
1449 (regno_top_level_allocno_map): Move to top level from ...
1450 (ira_flattening): ... here. Use
1451 copy_live_ranges_to_removed_store_destinations.
1453 * ira-emit.c (generate_edge_moves): Fix a comment.
1455 2008-09-12 Anatoly Sokolov <aesok@post.ru>
1458 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
1459 scratch register after 'set' pattern.
1461 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1463 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
1464 information passed to mark_reg_pointer.
1465 * explow.c (force_reg): Likewise.
1467 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1469 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
1470 when building for the celledp architecture.
1472 2008-09-12 Richard Guenther <rguenther@suse.de>
1474 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
1476 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
1478 PR rtl-optimization/37424
1479 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
1480 the regnos instead of the addresses.
1482 2008-09-11 Janis Johnson <janis187@us.ibm.com>
1484 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
1486 2008-09-11 Richard Guenther <rguenther@suse.de>
1488 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
1489 entering the weaker equivalence recording.
1491 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
1493 2008-09-11 Jeff Law <law@redhat.com>
1495 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
1496 by assign_stack_local on the IRA path for stack slot sharing
1497 as well as the non-IRA path.
1499 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
1501 * config/i386/i386.h: Fix whitespace issues.
1503 2008-09-11 Martin Jambor <mjambor@suse.cz>
1505 * ipa-prop.h (struct ipa_param_flags): Removed.
1506 (struct ipa_param_descriptor): New structure.
1507 (struct ipa_node_params): ipcp_lattices, param_decls and
1508 param_flags moved to ipa_param_description.
1509 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
1510 descriptors. Renamed all users.
1511 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
1512 changed to access descriptors. Renamed all users.
1513 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
1514 to access descriptors. Renamed all users.
1515 * ipa-cp.c (ipcp_init_cloned_node): Call
1516 ipa_initialize_node_params instead of ipa_count_formal_params and
1517 ipa_create_param_decls_array.
1518 (ipcp_analyze_node): Likewise.
1519 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
1520 descriptors. Renamed all users.
1521 (ipcp_initialize_node_lattices): Remove allocation.
1522 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
1523 ipa_initialize_node_params instead of ipa_count_formal_params and
1524 ipa_create_param_decls_array.
1525 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
1526 ipa_populate_param_decls, made static, added parameter info,
1527 renamed mt to node, removed allocation, changed to use
1529 (ipa_count_formal_params): Made static, added parameter info,
1531 (ipa_initialize_node_params): New function.
1532 (ipa_check_stmt_modifications): Changed to use descriptors.
1533 (ipa_detect_param_modifications): Removed allocation, changed to
1535 (ipa_note_param_call): Changed to use descriptors.
1536 (ipa_analyze_params_uses): Removed allocation.
1537 (ipa_free_node_params_substructures): Changed to use descriptors.
1538 (ipa_edge_duplication_hook): Use the unused attribute.
1539 (ipa_node_duplication_hook): Use the unused attribute, changed to
1540 use descriptors, changed to duplicate descriptors.
1542 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
1543 changed all callers. Call ipa_propagate_indirect_call_infos if doing
1544 indirect inlining. Made static.
1545 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
1546 functions called only once.
1547 (cgraph_decide_recursive_inlining): Don't call
1548 ipa_propagate_indirect_call_infos, pass new_edges to
1549 cgraph_mark_inline_edge instead.
1550 (cgraph_decide_inlining_of_small_functions): Don't call
1551 ipa_propagate_indirect_call_infos, pass new_edges to
1552 cgraph_mark_inline_edge instead.
1553 (cgraph_decide_inlining): Don't call
1554 ipa_propagate_indirect_call_infos.
1555 * ipa-prop.c: Check that vectors are allocated.
1557 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
1558 iff a new cgraph edges have been created.
1559 (cgraph_decide_inlining): New variable redo_always_inline.
1560 Flattening and always_inlining loop until callgraph stabilizes.
1561 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
1562 true iff new cgraph edges have been created.
1563 (propagate_info_to_inlined_callees): Likewise.
1564 (ipa_propagate_indirect_call_infos): Likewise.
1566 2008-09-11 Richard Guenther <rguenther@suse.de>
1568 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
1569 (set_prologue_iterations): Likewise.
1570 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
1572 (vect_update_init_of_dr): Likewise.
1573 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
1575 * fold-const.c (fold_unary): Do not generate calculations
1578 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
1580 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
1581 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
1582 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
1584 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
1586 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
1587 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
1588 before finalizing the changes.
1589 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
1591 (simplify_truth_ops_using_ranges): New.
1592 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
1593 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
1594 whether a simplification was made.
1595 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
1596 use a switch statement and also call simplify_truth_ops_using_ranges.
1598 2008-09-11 Jan Hubicka <jh@suse.cz>
1600 * ggc-common.c (loc_array): Make static.
1601 * dce.c (rest_of_handle_ud_dce): Free worklist.
1603 2008-09-11 Jan Hubicka <jh@suse.cz>
1605 * cgraph.c (cgraph_release_function_body): Plug memory leak on
1606 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
1607 function so we are sure we do not dangle it forever.
1608 * function.c (outer_function_chain, find_function_data): Remove.
1609 (function_context_stack): New.
1610 (push_function_context, pop_function_context): Update.
1611 * function.h (struct function): Remove pointer outer.
1612 (outer_function_chain, find_function_data): Remove.
1613 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
1615 2008-09-11 Jan Hubicka <jh@suse.cz>
1618 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
1620 2008-09-11 Jan Hubicka <jh@suse.cz>
1622 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
1624 2008-09-11 Jan Hubicka <jh@suse.cz>
1626 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
1627 (free_var_map_entry): New function.
1628 (redirect_edge_var_map_destroy): Use it.
1630 2008-09-11 Jan Hubicka <jh@suse.cz>
1633 * tree-inline.c (add_lexical_block): Replace with ...
1634 (prepend_lexical_block): ... prepend at begginig.
1635 (remap_blocks): Use it and reverse later.
1636 (expand_call_inline): Use prepend_lexical_block.
1638 2008-09-11 Jan Hubicka <jh@suse.cz>
1640 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
1642 2008-09-11 Jan Hubicka <jh@suse.cz>
1644 * function.c (free_after_compilation): Call insn_locators_free.
1645 * cfglayout.c (insn_locators_free): New function.
1646 * rtl.h (insn_locators_free): Declare.
1648 2008-09-11 Jan Hubicka <jh@suse.cz>
1650 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
1652 (cond_move_process_if_block): Update call.
1654 2008-09-11 Jan Hubicka <jh@suse.cz>
1656 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
1657 * vec.c: Include hashtab.h
1658 (vec_descriptor, ptr_hash_entry): New structures.
1659 (vec_desc_hash, vec_ptr_map): New static variables.
1660 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
1661 register_overhead, free_overhead, vec_heap_free): New functions.
1662 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
1663 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
1664 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
1667 2008-09-11 Ira Rosen <irar@il.ibm.com>
1669 PR tree-optimization/37474
1670 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
1671 length of load permutation.
1673 2008-09-11 Andreas Schwab <schwab@suse.de>
1675 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
1677 2008-09-11 Jakub Jelinek <jakub@redhat.com>
1680 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
1681 * dse.c (find_shift_sequence): Use extract_low_bits instead of
1682 simplify_gen_subreg.
1684 2008-09-11 Ira Rosen <irar@il.ibm.com>
1686 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
1689 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1692 * gimplify.c (gimplify_body): Call default_rtl_profile.
1695 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
1696 instead of tok->val.node if not expanding to something else. Handle
1697 intervening CPP_PADDING tokens.
1698 (altivec_categorize_keyword): Remove unneeded comparisons.
1700 2008-09-10 Richard Guenther <rguenther@suse.de>
1702 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
1704 2008-09-10 Richard Guenther <rguenther@suse.de>
1707 * tree-inline.c (insert_init_stmt): Make sure to not
1708 insert invalid gimple stores.
1710 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
1712 PR tree-optimization/37388
1713 * toplev.c (process_options): Fail and warn when graphite
1714 flags are used, but the compiler has not been configured
1715 with graphite libraries.
1716 * graphite.c (graphite_transform_loops): Remove printfs
1717 to dump_file for the case when graphite is not available.
1719 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
1722 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
1723 the even element into register.
1724 (ix86_expand_vector_init_general): Don't use
1725 ix86_expand_vector_init_interleave on V16QImode and V8HImode
1726 if we can't move from GPR to SSE register directly.
1728 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
1730 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
1731 not lose track of the number of NOPs needed. Number of NOPs needed
1732 for sync vs. loads workaround was switched; corrected. Run second
1733 pass for all workarounds. No NOPs needed after call insns. Change
1734 second pass to use find_next_insn_start and find_load helpers in order
1735 to properly detect parallel insns.
1736 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
1738 2008-09-10 Jan Hubicka <jh@suse.cz>
1740 * value-prof.c (gimple_ic): Fix tuplification bug.
1741 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
1744 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1746 PR tree-optimization/37353
1747 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
1748 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
1749 calls instead of cond_dead_built_in_calls.
1750 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
1751 initalize the vector only before adding first entry. Use VEC_safe_push
1752 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
1753 shrink_wrap_conditional_dead_built_in_calls call.
1755 2008-09-10 Ira Rosen <irar@il.ibm.com>
1757 PR tree-optimization/37385
1758 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
1759 argument, and use it as a vector type if not NULL.
1760 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
1762 (vect_setup_realignment): Call vect_create_data_ref_ptr with
1763 additional argument.
1764 (vectorizable_load): Likewise.
1766 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1768 * config/i386/i386.md (SWI32): New mode iterator.
1769 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
1772 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1774 PR rtl-optimization/37435
1775 * caller-save.c (insert_restore, insert_save): Check the mode by
1778 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1781 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
1783 (dw2_output_indirect_constant_1): Use unstripped name in symbol
1786 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
1788 * doc/invoke.texi (ARM Options): Correct errors in discussion
1789 of -mfloat-abi, -mhard-float, and -msoft-float.
1791 2008-09-09 Jakub Jelinek <jakub@redhat.com>
1792 Jan Hubicka <jh@suse.cz>
1795 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
1796 calling gimple_regimplify_operands on it. Iterate over all newly
1797 added statements, not just the last one.
1798 (insert_init_stmt): Insert stmt into seq first, then call
1799 gimple_regimplify_operands on it. Don't create new gimplification
1800 context, nor find referenced vars.
1802 2008-09-09 Jakub Jelinek <jakub@redhat.com>
1805 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
1806 to pointer to vector pointer.
1807 * ipa-prop.c (ipa_propagate_indirect_call_infos,
1808 propagate_info_to_inlined_callees): Likewise.
1809 (update_call_notes_after_inlining): Likewise. Push new indirect edge
1810 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
1811 ipa_check_create_edge_args.
1812 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
1813 argument to pointer to vector pointer.
1814 (cgraph_decide_inlining_of_small_function): Adjust
1815 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
1819 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
1820 optimizing for size, not speed.
1822 PR rtl-optimization/37408
1823 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
1824 if parm is promoted.
1826 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
1828 PR tree-optimization/37375
1829 * tree-scalar-evolution.c (scev_info_str): Add field
1831 (new_scev_info_str, eq_scev_info, find_var_scev_info,
1832 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
1833 set_instantiated_value): Pass instantiated_below.
1834 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
1836 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
1837 the definitions are not instantiated.
1839 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
1840 (block_before_loop): New.
1841 * tree-data-ref.c (dr_analyze_indices): Update uses of
1843 * graphite.c (block_before_scop): New.
1844 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
1845 basic block, not a loop for determining the parameters.
1846 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
1848 (idx_record_params, find_params_in_bb, find_scop_parameters,
1849 build_loop_iteration_domains, add_conditions_to_domain): Update calls
1850 to instantiate_scev.
1852 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
1854 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1858 * ira-build.c (ira_create_allocno): Setup frequency to 0.
1860 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
1861 Check zero freq and increase if necessary.
1863 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1865 * ira-conflicts.c (process_regs_for_copy): Check that the hard
1866 regno is in the right range. Add comments.
1868 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1870 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
1872 * mips-tfile.c (copy_object): Cast alloca result to int *.
1873 * mips-tdump.c (print_symbol): Cast xmalloc return values to
1875 Rename class to sclass.
1876 (read_tfile): Cast read_seek return values to proper types.
1877 Cast xcalloc return value to proper type.
1879 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1881 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
1882 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
1883 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
1885 2008-09-09 Jan Hubicka <jh@suse.cz>
1887 * profile.c (is_edge_inconsistent): Add debug output; ignore
1888 negative count on fake edges.
1889 (is_inconsistent): Add debug output.
1891 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
1893 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
1895 (choose_ready): When first insn is chosen from the ready list, also
1898 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
1900 PR rtl-optimization/37360
1901 * haifa-sched.c (max_issue): Do not assert that we never issue more
1902 insns than issue_rate. Add comment.
1904 2008-09-09 Richard Guenther <rguenther@suse.de>
1906 * tree-cfg.c (verify_types_in_gimple_op): Remove.
1907 (verify_types_in_gimple_call): Rename to ...
1908 (verify_gimple_call): ... this. Enhance.
1909 (verify_types_in_gimple_cond): Remove.
1910 (verify_gimple_comparison): New function ...
1911 (verify_types_in_gimple_assign): ... split out from here.
1912 (verify_types_in_gimple_return): Rename to ...
1913 (verify_gimple_return): ... this. Enhance.
1914 (verify_types_in_gimple_switch): Rename to ...
1915 (verify_gimple_switch): ... this. Enhance.
1916 (verify_gimple_goto): New function.
1917 (verify_types_in_gimple_phi): Rename to ...
1918 (verify_gimple_phi): ... this. Enhance.
1919 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
1920 Fold in single-statement cases from verify_types_in_gimple_seq_2.
1921 (verify_types_in_gimple_seq_2): Remove cases handled in
1922 verify_types_in_gimple_stmt.
1924 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
1926 * config/bfin/bfin.c (n_regs_to_save): New static variable.
1927 (push_multiple_operation, pop_multiple_operation): Set it.
1928 (workaround_rts_anomaly): New function.
1929 (workaround_speculation): New function, broken out of bfin_reorg.
1930 (bfin_reorg): Call the new functions.
1932 2008-09-09 Richard Guenther <rguenther@suse.de>
1936 * gimplify.c (gimplify_conversion): Change conversions of
1937 non-register type to VIEW_CONVERT_EXPRs.
1938 (gimplify_addr_expr): If we need to make the operand
1939 addressable make sure to use a properly initialized
1940 temporary for that so it gets a valid gimple store.
1942 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
1944 * function.h (struct function): Add function_start_locus.
1945 * cfgexpand.c (gimple_expand_cfg): Use it.
1946 * c-parser.c (c_parser_declaration_or_fndef): Set it.
1948 2008-09-09 Richard Guenther <rguenther@suse.de>
1950 PR tree-optimization/37433
1951 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
1954 2008-09-09 Richard Guenther <rguenther@suse.de>
1956 PR tree-optimization/37387
1957 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
1958 and bits to a common type.
1960 2008-09-09 Nick Clifton <nickc@redhat.com>
1962 * config/v850/v850.md (return): Restore frame size restriction.
1964 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
1966 * c-common.c (c_expand_decl): Remove.
1967 * c-common.h (anon_aggr_type_p): Remove prototype.
1968 (DECL_ANON_UNION_ELEMS): Remove.
1969 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
1970 * c-decl.c (anon_aggr_type_p): Remove.
1971 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
1972 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
1973 * langhooks.h (struct lang_hooks): Remove expand_decl.
1974 * langhooks.c (lhd_expand_decl): Remove.
1975 * stmt.c (expand_anon_union_decl): Remove.
1976 * tree.h (expand_anon_union_decl): Remove prototype.
1978 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
1981 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
1983 * config/avr/avr.md (QISI) : Define mode iterator.
1984 (negated_tst<mode>) : Redefine as split using mode macro.
1985 (reversed_tstqi): Define insn as reversed compare with zero.
1986 (reversed_tsthi): Ditto.
1987 (reversed_tstsi): Ditto.
1989 2008-09-08 Jakub Jelinek <jakub@redhat.com>
1992 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
1993 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
1996 * predict.c (optimize_function_for_size_p): Don't segfault if
1998 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
1999 tree_swap_operands_p): Don't test cfun != NULL before calling
2000 optimize_function_for_s*_p.
2002 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
2004 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
2007 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
2009 * crx/crx.h (IRA_COVER_CLASSES): Define.
2011 2008-09-08 Jakub Jelinek <jakub@redhat.com>
2014 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
2015 even when a stmt has been gimple_modified_p, but after fold_stmt is
2016 not any longer. Remove unneeded may_have_exposed_new_symbols
2019 2008-09-08 Richard Guenther <rguenther@suse.de>
2021 PR tree-optimization/37421
2022 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
2025 2008-09-08 Jakub Jelinek <jakub@redhat.com>
2028 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
2030 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2033 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
2034 * pa-hpux10.h (LINK_SPEC): Likewise.
2035 * pa-hpux11.h (LINK_SPEC): Likewise.
2037 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2039 * pa32-regs.h (IRA_COVER_CLASSES): Define.
2040 * pa64-regs.h (IRA_COVER_CLASSES): Define.
2042 2008-09-07 Helge Deller <deller@gmx.de>
2044 * pa/linux-atomic.c: New file.
2045 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
2046 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
2048 2008-09-07 Richard Guenther <rguenther@suse.de>
2049 Ira Rosen <irar@il.ibm.com>
2051 PR tree-optimization/36630
2052 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
2053 Call STRIP_NOPS before calling evolution_part_in_loop_num.
2055 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
2056 Ira Rosen <irar@il.ibm.com>
2058 PR tree-optimization/35642
2059 * config/rs6000/altivec.md (mulv8hi3): Implement.
2061 2008-09-06 Jeff Law <law@redhat.com>
2063 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
2065 2008-09-06 Jan Hubicka <jh@suse.cz>
2067 PR tree-optimization/14703
2068 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
2070 * passes.c (init_optimization_passes): Recompute inline parameters.
2072 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
2074 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
2077 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
2078 Peter Fuerst <post@pfrst.de>
2080 * doc/invoke.texi: Document -mr10k-cache-barrier=.
2081 * doc/extend.texi: Document __builtin_mips_cache.
2082 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
2083 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
2084 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
2085 __GCC_HAVE_BUILTIN_MIPS_CACHE.
2086 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
2087 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
2088 (set_push_mips_isas): New variable.
2089 (mips_r10k_cache_barrier): New variable.
2090 (cache): New availability predicate.
2091 (mips_builtins): Add an entry for __builtin_mips_cache.
2092 (mips_build_cvpointer_type): New function.
2093 (MIPS_ATYPE_CVPOINTER): New macro.
2094 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
2096 (r10k_simplified_address_p, r10k_simplify_address)
2097 (r10k_uncached_address_p, r10k_safe_address_p)
2098 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
2099 (r10k_needs_protection_p_call, r10k_needs_protection_p)
2100 (r10k_insert_cache_barriers): New functions.
2101 (mips_reorg_process_insns): Delete cache barriers after a
2102 branch-likely instruction.
2103 (mips_reorg): Call r10k_insert_cache_barriers.
2104 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
2105 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
2106 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
2107 (mips_cache, r10k_cache_barrier): New define_insns.
2109 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
2111 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
2112 * ira-color.c (setup_allocno_left_conflicts_num): Use
2113 hard_reg_set_equal_p instead of a comparison with
2114 ira_zero_hard_reg_set.
2115 * ira.c (setup_reg_subclasses): Likewise.
2116 (setup_cover_and_important_classes): Likewise.
2117 (setup_class_translate): Likewise.
2118 (setup_reg_class_intersect_union): Likewise.
2119 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
2120 (ira_init_once): Don't initialize them.
2122 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
2124 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
2126 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
2128 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
2130 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2132 Improved branch hints, safe hints, and scheduling.
2134 * haifa-sched.c (sched_emit_insn) : Define.
2135 * sched-int.h (sched_emit_insn) : Add prototype.
2136 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
2137 -mhint-max-distance -msafe-hints) : Document.
2138 * config/spu/spu.c (spu_flag_var_tracking): New.
2139 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
2140 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
2141 TARGET_ASM_FILE_START): Define.
2142 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
2143 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
2144 (spu_emit_branch_hint): Add blocks argument.
2145 (insert_branch_hints, insert_nops): Remove.
2146 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
2147 uses_ls_unit, spu_sched_init_global, spu_sched_init,
2148 spu_sched_reorder, asm_file_start): New functions.
2149 (clock_var, spu_sched_length, pipe0_clock,
2150 pipe1_clock, prev_clock_var, prev_priority,
2151 spu_ls_first, prev_ls_clock): New static variables.
2152 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
2153 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
2154 (nopn_nv): Add a non-volatile version of nop.
2155 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
2156 -mhint-max-distance, -msafe-hints): New options.
2158 2008-09-05 Janis Johnson <janis187@us.ibm.com>
2159 Samuel Tardieu <sam@rfc1149.net>
2161 * opts.c (decode_options): Combine nested if statements.
2164 * opts.c (decode_options): Handle more relationships among
2165 unit-at-a-time, toplevel-reorder, and section-anchors.
2167 2008-09-05 David Daney <ddaney@avtrex.com>
2169 * doc/install.texi (--enable-reduced-reflection): Document new option.
2171 2008-09-05 Bob Wilson <bob.wilson@acm.org>
2173 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
2175 (constantpool_operand): New.
2176 (move_operand): Disallow sub-word modes for the constant pool.
2177 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
2178 (xtensa_secondary_reload_class): Replace with....
2179 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
2180 Set icode for sub-word reloads from the constant pool.
2181 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
2182 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
2183 * config/xtensa/xtensa.md (reload<mode>_literal): New.
2184 * config/xtensa/xtensa-protos.h: Update prototypes.
2186 2008-09-05 Joseph Myers <joseph@codesourcery.com>
2188 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
2189 (REG_CLASS_NAMES): Update.
2190 (REG_CLASS_CONTENTS): Update.
2191 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
2192 of ALL_REGS for regs 77 and 78.
2193 * function.c (instantiate_virtual_regs_in_insn): Assert that
2194 return value of simplify_gen_subreg is not NULL.
2196 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
2198 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
2199 (gen_rtvec_v): Fix coding standards.
2201 2008-09-04 Jan Hubicka <jh@suse.cz>
2203 * i386.c (decide_alg): Be more conservative about optimizing for size.
2205 2008-09-04 Ian Lance Taylor <iant@google.com>
2207 * varasm.c (narrowing_initializer_constant_valid_p): New
2209 (initializer_constant_valid_p): Call it.
2211 2008-09-04 Jeff Law <law@redhat.com>
2213 * fold-const.c (native_encode_real): Fix computation of WORDS.
2214 (native_interpret_real): Likewise.
2216 2008-09-04 Janis Johnson <janis187@us.ibm.com>
2218 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
2220 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
2222 * ira-conflicts.c (process_regs_for_copy): Check insn to check
2223 that the cost is already taken into account in ira-costs.c
2225 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
2227 * ira-build.c (print_copy, print_copies, ira_debug_copy,
2228 ira_debug_copies): New.
2229 (ira_bulid): Call print_copies.
2231 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
2233 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
2236 * config/rs6000/rs6000.c (optimization_options): Remove check of
2237 flag_toplevel_order.
2239 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2241 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
2242 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
2243 second operand is a reg_imm10_operand.
2244 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
2245 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
2246 (*seq_<GPR:mode><GPR2:mode>): Rename to
2247 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
2249 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
2250 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
2252 (*sne_<GPR:mode><GPR2:mode>): Rename to
2253 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
2256 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2258 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
2259 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
2260 combining an arithmetic right shift by more than 31 and a
2261 trunction. Don't match for out-of-range shift amounts. Set
2262 attribute mode to <MODE>.
2263 (*lshr32_trunc<mode>): Name the pattern combining a logical right
2264 shift by 32 and and a truncation. Set attribute mode to <MODE>.
2265 (*<optab>_trunc<mode>_exts): New pattern for truncated right
2266 shifts by less than 32.
2267 (extv): Change predicate on first operand to accept registers.
2268 Change predicate of the other operands from immediate_operand to
2269 const_int_operand. Expand exts when source is a register.
2270 (extzv): Change predicate of the constant operands from
2271 immediate_operand to const_int_operand.
2272 (extzv<mode>): Change predicate of the constant operands from
2273 immediate_operand to const_int_operand and no constraint. Also
2275 (*extzv_trunc<mode>_exts): New pattern.
2277 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2279 * config/mips/mips.h (ISA_HAS_CINS): New macro.
2280 * config/mips/mips-protos.h (mask_low_and_shift_p,
2281 mask_low_and_shift_len): Declare.
2282 * config/mips/mips.c (mask_low_and_shift_p,
2283 mask_low_and_shift_len): New functions.
2284 (mips_print_operand): Handle new operand prefix "m".
2285 * config/mips/mips.md (*cins<mode>): New pattern.
2287 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
2289 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
2290 optimizing for size.
2292 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
2294 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
2295 regardless of epilogue_completed.
2297 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
2300 * ira-lives.c (process_bb_node_lives): Check setjmp.
2302 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
2305 * ira-build.c (form_loop_tree): Reverse BB walk.
2306 (create_bb_allocnos): Likewise.
2307 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
2308 (mark_reg_store): Rename to...
2309 (mark_ref_live): ...this and take a df_ref argument instead of
2310 note_stores arguments. Assert that we have a register.
2311 (mark_reg_clobber): Delete.
2312 (def_conflicts_with_inputs_p): New function.
2313 (mark_reg_conflicts): Delete.
2314 (mark_reg_death): Rename to...
2315 (mark_ref_dead): ...this and take a df_ref argument instead of
2316 a register. Assert that we have a register.
2317 (process_bb_node_lives): Hoist frequency calculation out of
2318 instruction walk. Convert from a forwards scan to a backwards scan.
2319 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
2320 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
2321 (create_allocno_live_ranges): Don't create regs_set.
2323 2008-09-04 Ian Lance Taylor <iant@google.com>
2325 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
2326 or REG_LABEL_TARGET.
2327 * calls.c (emit_library_call_value_1): Use MEM_P rather than
2328 comparing MODE with MEM.
2329 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
2330 comparing with GF_PREDICT_TAKEN.
2331 (gimple_get_lhs): Change code to enum gimple_code.
2332 (gimple_set_lhs): Likewise.
2333 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
2334 * omp-low.c (find_omp_clause): Change kind parameter to enum
2336 * tree-flow.h (find_omp_clause): Update declaration.
2337 * regrename.c (clear_dead_regs): Change kind parameter to enum
2339 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
2341 * see.c (see_get_extension_data): Change return type to enum
2342 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
2343 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
2344 (see_gen_normalized_extension): Change extension_code parameter to
2346 (see_seek_pre_extension_expr): Change extension_code to enum
2348 (see_merge_one_def_extension): Likewise.
2349 (see_handle_relevant_defs): Likewise.
2350 (see_handle_relevant_uses): Likewise.
2351 (see_analyze_one_def): Likewise.
2352 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
2353 GIMPLE_ASM rather than ASM_EXPR.
2354 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
2355 GIMPLE_RETURN rather than RETURN_EXPR.
2356 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
2357 (evaluate_stmt): Likewise.
2358 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
2359 to enum vect_relevant.
2360 (vect_mark_stmts_to_be_vectorized): Change assertion to not
2361 compare gimple codes with tree codes.
2363 2008-09-04 Paul Brook <paul@codesourcery.com>
2365 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
2367 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
2369 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
2370 pointer check lost in the recent no-unit-at-a-time patch.
2372 2008-09-04 Jan Hubicka <jh@suse.cz>
2375 * tree-switch-conversion.c (check_final_bb): Accept only IP
2378 2008-09-04 Jan Hubicka <jh@suse.cz>
2380 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
2382 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
2383 using_ranges argument.
2384 (vrp_evaluate_conditional): Avoid bogus warning for type range.
2385 (vrp_visit_cond_stmt): Update call of
2386 vrp_evaluate_conditional_warnv_with_ops
2388 2008-09-04 Jan Hubicka <jh@suse.cz>
2390 PR tree-optimization/37345
2391 PR tree-optimization/37358
2392 PR tree-optimization/37357
2393 * tree.c (build_function_type_skip_args): Build distinct type copy;
2395 (build_function_decl_skip_args): Set type of new decl not orig decl;
2396 clear DECL_VINDEX for methods turned into functions.
2398 2008-09-04 Nick Clifton <nickc@redhat.com>
2400 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
2401 * configure: Regenerate.
2402 * config.in: Regenerate.
2403 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
2404 alignment field, if it is supported.
2406 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
2408 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
2411 2008-09-03 David Edelsohn <edelsohn@gnu.org>
2413 * config/rs6000/rs6000.c (processor_target_table): Do not
2414 enable VMX for POWER6.
2416 2008-09-03 Anton Blanchard <anton@samba.org>
2418 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
2419 emit memory barrier before operation.
2421 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
2424 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
2425 default_elf_asm_output_external.
2427 2008-09-03 Jeff Law <law@redhat.com>
2429 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
2431 2008-09-03 Richard Henderson <rth@redhat.com>
2433 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
2434 memory barrier to below the test-and-set.
2435 (alpha_split_lock_test_and_set_12): Likewise.
2437 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2441 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
2444 * ira-color.c (print_loop_title): Use all_allocnos.
2445 (color_pass): Ditto. Don't add border_allocnos. Check that
2446 subloop allocno in the correspdoning bitmap all_allocnos.
2448 * ira-emit.c (change_loop): Use all_allocnos.
2450 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
2452 (ira_create_allocno): Set up all_allocnos bit for the created
2454 (create_cap_allocno): Remove setting mentioned_allocnos.
2455 (create_insn_allocnos): Ditto.
2456 (remove_unnecessary_allocnos): Use all_allocnos.
2457 (check_allocno_creation): Check that allocnos are in the
2458 corresponding bitmap all_allocnos.
2460 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2464 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
2465 (process_regs_for_copy): Process subregs. Refine check when cost
2466 is taken into account in ira-costs.c.
2467 (process_reg_shuffles): Use REG_SUBREG_P.
2468 (add_insn_allocno_copies): Ditto. Ignore modes.
2470 * ira-color.c (conflict_allocno_vec): New.
2471 (COST_HOP_DIVISOR): New macro.
2472 (update_copy_costs_1): Use it.
2473 (update_conflict_hard_regno_costs): New function.
2474 (assign_hard_reg): Use it.
2475 (ira_color): Allocate and free conflict_allocno_vec.
2477 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2481 * ira-int.h (ira_sort_insn_chain): Remove.
2483 * ira.c (basic_block_order_nums, chain_insn_order,
2484 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
2485 (ira): Don't call ira_sort_insn_chain.
2487 * reload1.c (reload): Don't call ira_sort_insn_chain.
2489 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2492 * cgraphunit.c (update_call_expr): Remove eh regions from statements
2493 which become non throw.
2494 (cgraph_function_versioning): Also clear DECL_WEAK. Call
2495 update_call_expr after updating the flags on the decl.
2497 2008-09-03 Jan Hubicka <jh@suse.cz>
2499 PR tree-optimization/37315
2500 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
2501 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
2502 (cgraph_analyze_functions): Use node->analyzed
2503 (cgraph_mark_functions_to_output): Likewise.
2504 (cgraph_expand_function): All functions can be released after
2506 (cgraph_optimize): Use gimple_has_body_p.
2507 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
2508 (cgraph_decide_inlining_incrementally): Likewise.
2509 (inline_transform): Inline transform.
2510 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
2512 (inlinable_function_p): Drop gimple_body check.
2513 (expand_call_inline): Use gimple_has_body_p.
2514 * gimple.c (gimple_has_body_p): New.
2515 * gimple.h (gimple_has_body_p): Add prototype.
2516 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
2517 (dump_function_to_file): Use gimple_has_body_p check.
2519 2008-09-03 Jakub Jelinek <jakub@redhat.com>
2522 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
2524 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
2526 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2528 From Michael Frysinger <michael.frysinger@analog.com>
2529 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
2530 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
2533 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
2536 * doc/extend.texi: Document picoChip builtin functions.
2537 * doc/invoke.texi: Document picoChip options.
2538 * doc/contrib.texi: Add picoChip contribution.
2539 * doc/md.texi: Document picoChip constraints.
2540 * config.gcc: Add picochip-*-*.
2541 * config/picochip/: Add new port.
2543 2008-09-03 Richard Guenther <rguenther@suse.de>
2545 PR tree-optimization/37328
2546 * tree-sra.c (sra_build_assignment): Gimplify properly.
2547 (generate_copy_inout): Take the correct stmt as definition,
2548 remove bogus assert.
2550 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2552 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
2555 From Michael Frysinger <michael.frysinger@analog.com>
2556 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
2558 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
2560 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
2561 (__gthread_setspecific): Revert 2008-08-31 change to
2562 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
2564 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
2566 * diagnostic.c (error_at): New.
2567 * toplev.h (error_at): New prototype.
2568 * c-typeck.c (build_array_ref): Call error_at instead of error.
2569 Pass location to pedwarn.
2571 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
2573 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
2575 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2577 * dwarf2out.c (tree_add_const_value_attribute): Only handle
2578 VAR_DECL and CONST_DECL.
2580 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
2581 Jakub Jelinek <jakub@redhat.com>
2583 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
2584 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
2585 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
2586 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
2587 Don't set ix86_save_varrargs_registers.
2588 (ix86_setup_incoming_varargs): Assume cum != NULL.
2589 (ix86_va_start): Check ix86_varargs_gpr_size and
2590 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
2591 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
2592 from frame pointer if ix86_varargs_gpr_size == 0.
2593 (ix86_compute_frame_layout): Updated.
2594 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
2595 (ix86_varargs_gpr_size): Define.
2596 (ix86_varargs_fpr_size): Likewise.
2597 (machine_function): Remove save_varrargs_registers.
2598 Add varargs_gpr_size and varargs_fpr_size.
2600 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2602 * config/alpha/alpha.c (va_list_skip_additions,
2603 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
2604 (alpha_gimplify_va_arg): Call unshare_expr on second use of
2607 PR tree-optimization/36766
2608 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
2609 for already removed basic blocks.
2612 * real.c (real_maxval): Clear a lower bit to make real_maxval
2613 match get_max_float for IBM long double format.
2615 2008-09-02 Andreas Schwab <schwab@suse.de>
2617 * configure.ac: Use m4_quote to quote the expansion of m4_do.
2618 * configure: Regenerate.
2620 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
2622 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
2623 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
2624 checking for a non-VOID CONSTANT_P.
2626 2008-09-02 Jan Hubicka <jh@suse.cz>
2628 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
2629 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
2632 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
2634 * expr.c (emit_group_store): Don't assert stack temp mode size.
2636 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
2637 Tobias Grosser <grosser@fim.uni-passau.de>
2638 Jan Sjodin <jan.sjodin@amd.com>
2639 Harsha Jagasia <harsha.jagasia@amd.com>
2640 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2641 Konrad Trifunovic <konrad.trifunovic@inria.fr>
2642 Adrien Eliche <aeliche@isty.uvsq.fr>
2644 Merge from graphite branch.
2647 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
2648 * doc/invoke.texi (-floop-block, -floop-interchange,
2649 -floop-strip-mine): Document new flags.
2650 * tree-into-ssa.c (gimple_vec): Moved...
2651 * tree-loop-distribution.c (rdg_component): Moved...
2652 * cfgloopmanip.c: Include tree-flow.h.
2653 (update_dominators_in_loop): New.
2654 (create_empty_if_region_on_edge): New.
2655 (create_empty_loop_on_edge): New.
2656 (loopify): Use update_dominators_in_loop.
2657 * tree-pass.h (pass_graphite_transforms): Declared.
2658 * configure: Regenerate.
2659 * tree-phinodes.c (make_phi_node): Export.
2660 (add_phi_node_to_bb): New, split from create_phi_node.
2661 * tree-chrec.c (for_each_scev_op): New.
2662 * tree-chrec.h (for_each_scev_op): Declared.
2663 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
2664 (remove_statement): Call get_phi_with_result.
2665 * config.in (HAVE_cloog): Undef.
2666 * gdbinit.in (pgg): New.
2667 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
2668 * tree-ssa-loop.c (graphite_transforms): New.
2669 (gate_graphite_transforms): New.
2670 (pass_graphite_transforms): New.
2671 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
2672 HAVE_cloog): Defined.
2673 * tree-vectorizer.c (rename_variables_in_bb): Export.
2674 * tree-data-ref.c (dr_may_alias_p): Export.
2675 (stmt_simple_memref_p): New.
2676 (find_data_references_in_stmt): Export.
2677 (find_data_references_in_loop): Export.
2678 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
2679 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
2680 (create_rdg_vertices): Export.
2681 (build_empty_rdg): New.
2682 (build_rdg): Call build_empty_rdg. Free dependence_relations.
2683 * tree-data-ref.h (rdg_component): ... here.
2685 (struct data_reference): Add a field scop.
2687 (find_data_references_in_loop): Declared.
2688 (find_data_references_in_stmt): Declared.
2689 (create_rdg_vertices): Declared.
2690 (dr_may_alias_p): Declared.
2691 (stmt_simple_memref_p): Declared.
2692 (struct rdg_edge): Add a field ddr_p relation.
2693 (build_empty_rdg): Declared.
2694 * lambda.h (lambda_matrix): Declare a VEC of.
2695 (find_induction_var_from_exit_cond): Declared.
2696 (lambda_vector_compare): New.
2697 * common.opt (fgraphite, floop-strip-mine,
2698 floop-interchange, floop-block): New flags.
2699 * lambda-code.c (find_induction_var_from_exit_cond): Export.
2700 * cfgloop.c (is_loop_exit): New.
2701 * cfgloop.h (is_loop_exit): Declared.
2702 (create_empty_if_region_on_edge): Declared.
2703 (create_empty_loop_on_edge): Declared.
2704 * tree-flow.h (add_phi_node_to_bb): Declared.
2705 (make_phi_node): Declared.
2706 (rename_variables_in_bb): Declared.
2707 (perfect_loop_nest_depth): Declared.
2708 (graphite_transform_loops): Declared.
2709 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
2710 (graphite.o-warn): Add -Wno-error.
2711 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
2712 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
2713 (INCLUDES): Add PPLINC, CLOOGINC.
2714 (OBJS-common): Add graphite.o.
2715 (graphite.o): Add rule.
2716 * gimple.h (gimple_vec): ... here.
2717 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
2718 * passes.c (init_optimization_passes): Schedule
2719 pass_graphite_transforms.
2721 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
2724 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
2725 and -fno-toplevel-reorder after handle_options.
2727 2008-09-02 Paul Brook <paul@codesourcery.com>
2729 * config/arm/arm.c (arm_tune_cortex_a9): Define.
2730 (arm_override_options): Set arm_tune_cortex_a9.
2731 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
2732 (arm_issue_rate): Handle cortexa9.
2733 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
2734 * config/arm/arm-cores.def: Add cortex-a9.
2735 * config/arm/arm-tune.md: Regenerate.
2736 * config/arm/arm.md: Include cortex-a9.md.
2737 (generic_sched, generic_vfp): Add cortexa9.
2738 * config/arm/cortex-a9.md: New file.
2740 2008-09-02 Richard Guenther <rguenther@suse.de>
2742 PR tree-optimization/37327
2743 * tree-vrp.c (register_new_assert_for): Make sure to not have
2744 TREE_OVERFLOW set on the bound.
2746 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
2748 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
2750 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
2751 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
2754 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
2756 * gcc/config/spu/spu.md (divdf3): Removed.
2758 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2760 PR tree-optimization/37095
2761 * cgraph.c (cgraph_node): When creating new cgraph node after
2762 assembler_name_hash has been populated, record it in the hash
2765 2008-09-01 Paul Brook <paul@codesourcery.com>
2767 * doc/invoke.texi: Document -mword-relocations.
2768 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2769 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2770 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2771 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
2772 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
2773 (arm_emit_movpair): New function.
2774 (arm_print_operand <c>): Handle sybolic addresses.
2775 * config/arm/arm.h (TARGET_USE_MOVT): Define.
2776 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2777 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
2778 * config/arm/arm.opt: Add -mword-relocations.
2779 * config/arm/arm.md (movsi): Use arm_emit_movpair.
2780 (arm_movt, arm_movw): New.
2782 2008-09-01 Paul Brook <paul@codesourcery.com>
2784 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
2785 Allow Interworking on ARMv4 EABI based targets.
2786 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
2787 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
2789 2008-09-01 Paul Brook <paul@codesourcery.com>
2791 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
2792 optimized LT0 test. Remove optimization for GT.
2794 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2796 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
2797 openmp applications.
2798 * pa-hpux11.h (LIB_SPEC): Likewise.
2800 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
2803 2008-09-01 Jan Hubicka <jh@suse.cz>
2805 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
2806 present, use only counts; when guessed use only frequencies.
2807 (estimate_bb_frequencies): Use function_frequency.
2808 * profile.c (compute_branch_probabilities): Exit early when
2809 profile reading failed. Set profile_status.
2810 (branch_prob): Do not set profile_status.
2812 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
2814 * tree.c (protected_set_expr_location): New.
2815 * tree.h (protected_set_expr_location): New prototype.
2816 * c-tree.h (build_array_ref): Add argument.
2817 (parser_build_unary_op): Same.
2818 * c-typeck.c (build_indirect_ref): Handle new location argument.
2819 (build_array_ref): Same.
2820 (parser_build_unary_op): Same.
2821 * gimplify.c (gimplify_asm_expr): Set input_location before calling
2823 * c-omp.c (c_finish_omp_atomic): Pass location when calling
2825 * c-common.c (finish_label_address_expr): Handle new location argument.
2826 * c-common.h (build_indirect_ref): Add argument.
2827 (finish_label_address_expr): Same.
2828 * c-parser.c (c_parser_unary_expression): Pass location to build
2830 (c_parser_postfix_expression): Same.
2832 2008-09-01 Paul Brook <paul@codesourcery.com>
2834 * config/arm/arm.md: Include cortex-r4f.md.
2835 (attr fpu): Update type list.
2836 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
2837 fconstd, fcmps and fcmpd.
2838 (attr tune_cortexr4): Define.
2839 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
2840 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
2841 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
2842 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
2843 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
2844 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
2845 cortex_a8_vfp_farith: Ditto.
2846 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
2847 * config/arm/cortex-r4.md: Use tune_cortexr4.
2848 * config/arm/cortex-r4f.md: New file.
2850 2008-09-01 Richard Guenther <rguenther@suse.de>
2852 PR tree-optimization/37305
2853 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
2854 the result of constant conversions.
2855 (fold_gimple_assign): Likewise.
2857 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
2859 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
2860 #ifdef ENABLE_CHECKING.
2862 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
2864 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
2865 * sched-int.h (print_insn, print_pattern, print_value): Declare also
2866 when !INSN_SCHEDULING.
2868 2008-09-01 Andreas Schwab <schwab@suse.de>
2870 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
2872 2008-09-01 Paul Brook <paul@codesourcery.com>
2874 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
2876 2008-09-01 Jan Hubicka <jh@suse.cz>
2878 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
2880 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
2882 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
2883 * gimplify.c (gimplify_init_constructor): Add speed operand.
2884 * tree-sra.c (decide_block_copy): Likewise.
2885 * tree-inline.c (estimate_move_cost): Likewise.
2886 * config/alpha/alpha.h (MOVE_RATIO): Update.
2887 * config/frv/frv.c (MOVE_RATIO): Update.
2888 * config/spu/spu.h (MOVE_RATIO): Update.
2889 * config/sparc/sparc.h (MOVE_RATIO): Update.
2890 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
2891 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
2892 * config/cris/cris.h (MOVE_RATIO): Update.
2893 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
2894 * config/arm/arm.h (MOVE_RATIO): Update.
2895 * config/pa/pa.md: Update uses of MOVE_RATIO
2896 * config/pa/pa.h (MOVE_RATIO): Update.
2897 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
2898 CLEAR_RATIO, SET_RATIO): Update.
2899 * config/h8300/h8300.h (MOVE_RATIO): Update.
2900 * config/v850/v850.h (MOVE_RATIO): Update.
2901 * config/bfin/bfin.h (MOVE_RATIO): Update.
2903 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
2904 Dmitry Melnik <dm@ispras.ru>
2905 Dmitry Zhurikhin <zhur@ispras.ru>
2906 Alexander Monakov <amonakov@ispras.ru>
2907 Maxim Kuvyrkov <maxim@codesourcery.com>
2909 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
2910 sel-sched-dump.c, sel-sched-ir.c: New files.
2911 * Makefile.in (OBJS-common): Add selective scheduling object files.
2912 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
2913 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
2914 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
2915 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
2916 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
2917 (make_forwarder_block): Update loop latch if we have redirected
2918 the loop latch edge.
2919 * cfgloop.c (get_loop_body_in_custom_order): New function.
2920 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
2921 (CP_FALLTHRU_PREHEADERS): Likewise.
2922 (get_loop_body_in_custom_order): Declare.
2923 * cfgloopmanip.c (has_preds_from_loop): New.
2924 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
2925 Assert that the preheader edge will be fall thru when it is set.
2926 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
2927 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
2928 fsel-sched-substitution, fselective-scheduling): New flags.
2929 * cse.c (hash_rtx_cb): New.
2931 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
2932 sel_sched_insn_cnt): New counters.
2933 * final.c (compute_alignments): Export. Free dominance
2934 info after loop_optimizer_finalize.
2935 * genattr.c (main): Output maximal_insn_latency prototype.
2936 * genautomata.c (output_default_latencies): New.
2937 Factor its code from ...
2938 (output_internal_insn_latency_func): ... here.
2939 (output_internal_maximal_insn_latency_func): New.
2940 (output_maximal_insn_latency_func): New.
2941 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
2942 (struct hard_reg_set_iterator): New.
2943 (hard_reg_set_iter_init, hard_reg_set_iter_set,
2944 hard_reg_set_iter_next): New functions.
2945 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
2946 * lists.c (remove_free_INSN_LIST_node,
2947 remove_free_EXPR_LIST_node): New functions.
2948 * loop-init.c (loop_optimizer_init): When
2949 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
2950 calling create_preheaders.
2951 (loop_optimizer_finalize): Do not verify flow info after reload.
2952 * recog.c (validate_replace_rtx_1): New parameter simplify.
2953 Default it to true. Update all uses. Factor out simplifying
2955 (simplify_while_replacing): ... this new function.
2956 (validate_replace_rtx_part,
2957 validate_replace_rtx_part_nosimplify): New.
2958 * recog.h (validate_replace_rtx_part,
2959 validate_replace_rtx_part_nosimplify): Declare.
2960 * rtl.c (rtx_equal_p_cb): New.
2961 (rtx_equal_p): Use it.
2962 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
2963 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
2964 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
2965 * vecprim.h: Add a vector type for unsigned int.
2966 * haifa-sched.c: Include vecprim.h and cfgloop.h.
2967 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
2968 ready_try, cycle_issued_insns, spec_info): Make global.
2969 (readyp): Initialize.
2970 (dfa_lookahead): New global variable.
2971 (old_max_uid, old_last_basic_block): Remove.
2972 (h_i_d): Make it a vector.
2973 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
2975 (after_recovery, adding_bb_to_current_region_p):
2976 New variables to handle correct insertion of the recovery code.
2977 (struct ready_list): Move declaration to sched-int.h.
2978 (rgn_n_insns): Removed.
2979 (rtx_vec_t): Move to sched-int.h.
2980 (find_insn_reg_weight): Remove.
2981 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
2982 (haifa_init_h_i_d, haifa_finish_h_i_d):
2983 New functions to initialize / finalize haifa instruction data.
2984 (extend_h_i_d, init_h_i_d): Rewrite.
2985 (unlink_other_notes): Move logic to add_to_note_list. Handle
2986 selective scheduler.
2987 (ready_lastpos, ready_element, ready_sort, reemit_notes,
2988 find_fallthru_edge): Make global, remove static prototypes.
2989 (max_issue): Make global. Add privileged_n and state parameters. Use
2991 (extend_global, extend_all): Removed.
2992 (init_before_recovery): Add new param. Fix the handling of the case
2993 when we insert a recovery code before the EXIT which has a predecessor
2994 with a fallthrough edge to it.
2995 (create_recovery_block): Make global. Rename to
2996 sched_create_recovery_block. Update.
2997 (change_pattern): Rename to sched_change_pattern. Make global.
2998 (speculate_insn): Rename to sched_speculate_insn. Make global.
2999 Split haifa-specific functionality into ...
3000 (haifa_change_pattern): New static function.
3001 (sched_extend_bb): New static function.
3002 (sched_init_bbs): New function.
3003 (current_sched_info): Change type to struct haifa_sched_info.
3004 (insn_cost): Adjust for selective scheduling.
3005 (dep_cost_1): New function. Move logic from ...
3006 (dep_cost): ... here.
3007 (dep_cost): Use dep_cost_1.
3008 (contributes_to_priority_p): Use sched_deps_info instead of
3010 (priority): Adjust to work with selective scheduling. Process the
3011 corner case when all dependencies don't contribute to priority.
3012 (rank_for_schedule): Use ds_weak instead of dep_weak.
3013 (advance_state): New function. Move logic from ...
3014 (advance_one_cycle): ... here.
3015 (add_to_note_list, concat_note_lists): New functions.
3016 (rm_other_notes): Make static. Adjust for selective scheduling.
3017 (remove_notes, restore_other_notes): New functions.
3018 (move_insn): Add two arguments. Update assert. Don't call
3020 (choose_ready): Remove lookahead variable, use dfa_lookahead.
3021 Remove more_issue, max_points. Move the code to initialize
3022 max_lookahead_tries to max_issue.
3023 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
3024 ready. Adjust use of move_insn. Call restore_other_notes.
3026 (sched_init, sched_finish): Move Haifa-specific initialization/
3028 (haifa_sched_init, haifa_sched_finish): ... respectively.
3030 (setup_sched_dump): New function.
3031 (haifa_init_only_bb): New static function.
3032 (haifa_speculate_insn): New static function.
3033 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
3034 (extend_ready, extend_all): Remove.
3035 (sched_extend_ready_list, sched_finish_ready_list): New functions.
3036 (create_check_block_twin, add_to_speculative_block): Use
3037 haifa_insns_init instead of extend_global. Update to use new
3038 initialization functions. Change parameter. Factor out code from
3039 create_check_block_twin to ...
3040 (sched_create_recovery_edges) ... this new function.
3041 (add_block): Remove.
3042 (sched_scan_info): New.
3043 (extend_bb): Use sched_scan_info.
3044 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
3045 static functions for walking through scheduling region.
3046 (sched_luids): New vector variable to replace uid_to_luid.
3047 (luids_extend_insn): New function.
3048 (sched_max_luid): New variable.
3049 (luids_init_insn): New function.
3050 (sched_init_luids, sched_finish_luids): New functions.
3051 (insn_luid): New debug function.
3052 (sched_extend_target): New function.
3053 (haifa_init_insn): New static function.
3054 (sched_init_only_bb): New hook.
3055 (sched_split_block): New hook.
3056 (sched_split_block_1): New function.
3057 (sched_create_empty_bb): New hook.
3058 (sched_create_empty_bb_1): New function.
3059 (common_sched_info, ready): New global variables.
3060 (current_sched_info_var): Remove.
3061 (move_block_after_check): Use common_sched_info.
3062 (haifa_luid_for_non_insn): New static function.
3063 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
3064 (increase_insn_priority): New.
3065 * modulo-sched.c: (issue_rate): Remove static declaration.
3066 (sms_sched_info): Change type to haifa_sched_info.
3067 (sms_sched_deps_info, sms_common_sched_info): New variables.
3068 (setup_sched_infos): New.
3069 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
3070 Do not call regstat_free_calls_crossed.
3071 (sms_print_insn): Use const_rtx.
3072 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
3073 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
3074 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
3075 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
3076 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
3077 current_sched_info to use it.
3078 (enum reg_pending_barrier_mode): Move to sched-int.h.
3079 (h_d_i_d): New variable. Initialize to NULL.
3080 ({true, output, anti, spec, forward}_dependency_cache): Initialize
3082 (estimate_dep_weak): Remove static declaration.
3083 (sched_has_condition_p): New function. Adjust users of
3084 sched_get_condition to use it instead.
3085 (conditions_mutex_p): Add arguments indicating which conditions are
3087 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
3088 argument to indicate whether returned condition is reversed. Do not
3089 generate new rtx when condition should be reversed; indicate it by
3090 setting new argument instead.
3091 (add_dependence_list_and_free): Add deps parameter.
3092 Update all users. Do not free dependence list when
3093 deps context is readonly.
3094 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
3096 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
3097 (remove_from_deps): New. Use the above functions.
3098 (cur_insn, can_start_lhs_rhs_p): New static variables.
3099 (add_or_update_back_dep_1): Initialize present_dep_type.
3100 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
3101 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
3102 haifa_note_dep): New functions implementing dependence hooks for
3103 the Haifa scheduler.
3104 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
3105 note_dep): New functions.
3106 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
3108 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
3109 (free_deps): Initialize deps->reg_last.
3110 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
3111 sched_analyze_insn): Update to use dependency hooks infrastructure
3112 and readonly contexts.
3113 (deps_analyze_insn): New function. Move part of logic from ...
3114 (sched_analyze): ... here. Also move some logic to ...
3115 (deps_start_bb): ... here. New function.
3116 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
3118 (sched_deps_init): New function. Move code from ...
3119 (init_dependency_caches): ... here. Remove.
3120 (init_deps_data_vector): New.
3121 (sched_deps_finish): New function. Move code from ...
3122 (free_dependency_caches): ... here. Remove.
3123 (init_deps_global, finish_deps_global): Adjust for use with
3124 selective scheduling.
3125 (get_dep_weak): Move logic to ...
3126 (get_dep_weak_1): New function.
3127 (ds_merge): Move logic to ...
3128 (ds_merge_1): New static function.
3129 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
3130 (ds_get_max_dep_weak): New function.
3131 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
3132 (n_insns): Rename to rgn_n_insns.
3133 (debug_ebb_dependencies): New function.
3134 (init_ready_list): Use it.
3135 (begin_schedule_ready): Use sched_init_only_bb.
3136 (ebb_print_insn): Indicate when an insn starts a new cycle.
3137 (contributes_to_priority, compute_jump_reg_dependencies,
3138 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
3139 (add_block1): Remove to ebb_add_block.
3140 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
3141 (schedule_ebb): Initialize them. Use remove_notes instead of
3142 rm_other_notes. Use haifa_local_init/finish.
3143 (schedule_ebbs): Use haifa_sched_init/finish.
3144 * sched-int.h: Include vecprim.h, remove rtl.h.
3145 (struct ready_list): Delete declaration.
3146 (sched_verbose_param, enum sched_pass_id_t,
3147 bb_vec_t, insn_vec_t, rtx_vec_t): New.
3148 (struct sched_scan_info_def): New structure.
3149 (sched_scan_info, sched_scan, sched_init_bbs,
3150 sched_init_luids, sched_finish_luids, sched_extend_target,
3151 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
3152 (struct common_sched_info_def): New.
3153 (common_sched_info, haifa_common_sched_info,
3154 sched_emulate_haifa_p): Declare.
3156 (sched_luids): Declare.
3157 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
3158 (sched_max_luid, insn_luid): Declare.
3159 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
3160 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
3161 print_insn, print_pattern, print_value, haifa_classify_insn,
3162 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
3163 setup_sched_dump, sched_init, sched_finish,
3164 sel_insn_is_speculation_check): Export.
3165 (struct ready_list): Move from haifa-sched.c.
3166 (ready_try, ready, max_issue): Export.
3167 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
3168 sched_init_only_bb, sched_split_block, sched_split_block_1,
3169 sched_create_empty_bb, sched_create_empty_bb_1,
3170 sched_create_recovery_block, sched_create_recovery_edges): Export.
3171 (enum reg_pending_barrier_mode): Export.
3172 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
3174 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
3175 print_insn field. Move add_block and fix_recovery_cfg to
3176 common_sched_info_def. Move compute_jump_reg_dependencies,
3178 (struct sched_deps_info_def): ... this new structure.
3179 (sched_deps_info): Declare.
3180 (struct spec_info_def): Remove weakness_cutoff, add
3181 data_weakness_cutoff and control_weakness_cutoff.
3182 (spec_info): Declare.
3183 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
3185 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
3186 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
3187 (current_sched_info): Change type to struct haifa_sched_info.
3188 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
3189 (h_d_i_d): New variable.
3190 (HDID): New accessor macro.
3191 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
3192 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
3194 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
3195 (enum SCHED_FLAGS): Update for selective scheduler.
3196 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
3197 (init_dependency_caches, free_dependency_caches): Delete declarations.
3198 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
3199 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
3200 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
3201 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
3202 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
3204 (rm_other_notes): Delete declaration.
3205 (schedule_block): Remove one argument.
3206 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
3207 ready_element, ready_lastpos, sched_extend_ready_list,
3208 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
3209 concat_note_lists): Export.
3210 (struct region): Move from sched-rgn.h.
3211 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
3212 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
3213 BLOCK_TO_BB, CONTAINING_RGN): Export.
3214 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
3215 (current_nr_blocks, current_blocks, target_bb): Likewise.
3216 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
3217 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
3218 sched_rgn_local_init, extend_regions,
3219 rgn_make_new_region_out_of_new_block, compute_priorities,
3220 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
3221 extend_rgns, deps_join rgn_setup_common_sched_info,
3222 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
3223 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
3224 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
3225 increase_insn_priority): Likewise.
3226 * sched-rgn.c: Include sel-sched.h.
3227 (ref_counts): New static variable. Use it ...
3228 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
3229 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
3230 (sched_is_disabled_for_current_region_p): Delete static declaration.
3231 (struct region): Move to sched-int.h.
3232 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
3233 ebb_head): Define and initialize.
3234 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
3235 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
3236 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
3238 (find_single_block_region): Add new argument to indicate that EBB
3239 regions should be constructed.
3240 (debug_live): Delete declaration.
3241 (current_nr_blocks, current_blocks, target_bb):
3242 Remove static qualifiers.
3243 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
3245 (init_regions): Delete declaration.
3246 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
3247 rgn_estimate_number_of_insns): New.
3248 (too_large): Use estimate_number_of_insns.
3249 (haifa_find_rgns): New. Move the code from ...
3250 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
3251 (free_trg_info): New.
3252 (compute_trg_info): Allocate candidate tables here instead of ...
3253 (init_ready_list): ... here.
3254 (rgn_print_insn): Use const_rtx.
3255 (contributes_to_priority, extend_regions): Delete static declaration.
3256 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
3257 (add_block1): Rename to rgn_add_block.
3258 (debug_rgn_dependencies): Delete static qualifier.
3259 (new_ready): Use sched_deps_info. Simplify.
3260 (rgn_common_sched_info, rgn_const_sched_deps_info,
3261 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
3263 (region_sched_info): Rename to rgn_const_sched_info.
3264 (deps_join): New, extracted from ...
3265 (propagate_deps): ... here.
3266 (compute_block_dependences, debug_dependencies): Update for selective
3268 (free_rgn_deps, compute_priorities): New functions.
3269 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
3270 sched_rgn_compute_dependencies): New functions.
3271 (schedule_region): Use them.
3272 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
3273 rgn_setup_common_sched_info, rgn_setup_sched_infos):
3275 (schedule_insns): Call new functions that were split out.
3276 (rgn_make_new_region_out_of_new_block): New.
3277 (get_rgn_sched_max_insns_priority): New.
3278 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
3279 scheduling when appropriate.
3280 * sched-vis.c: Include insn-attr.h.
3281 (print_value, print_pattern): Make global.
3282 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
3283 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
3284 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
3285 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
3286 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
3287 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
3288 hooks. Initialize them to 0.
3289 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
3290 * target.h (struct gcc_target): Add them. Rename gen_check field to
3292 * flags.h (sel_sched_switch_set): Declare.
3293 * opts.c (sel_sched_switch_set): New variable.
3294 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
3295 pipelining is disabled from command line.
3296 (common_handle_option): Record whether selective scheduling is
3297 requested from command line.
3298 * doc/invoke.texi: Document new flags and parameters.
3299 * doc/tm.texi: Document new target hooks.
3300 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
3302 (dfa_state_size): Do not declare locally.
3303 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
3304 * config/rs6000/rs6000.c (rs6000_init_sched_context,
3305 rs6000_alloc_sched_context, rs6000_set_sched_context,
3306 rs6000_free_sched_context): New functions.
3307 (struct _rs6000_sched_context): New.
3308 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
3310 (rs6000_sched_finish): Do not run for selective scheduling.
3312 2008-08-31 Jan Hubicka <jh@suse.cz>
3314 * frv.c (frv_rtx_costs): Update forward declaration.
3315 * spu.c (spu_rtx_costs): Likewise.
3316 * pdp11.c: Include df.h
3317 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
3318 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
3319 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
3320 * iq2000.c (iq2000_address_cost): Add speed argument.
3321 (iq2000_rtx_costs): Likewise.
3322 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
3323 update call of mn10300_address_cost.
3324 * mcore.c: Include df.h
3325 (mcore_rtx_costs): Update prototype.
3326 * score3.c: Include df.h
3327 (score3_rtx_costs): Remove speed argument.
3328 * score7.c: Include df.h
3329 (score7_address_cost): Remove speed argument.
3330 * score-protos.h (score_address_cost): Update prototype.
3331 * score.c: Include df.h
3332 (score_rtx_costs): Update call of costs functions.
3333 * v850.c (v850_rtx_costs): Add bool argument.
3335 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
3337 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
3339 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3341 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
3342 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
3344 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3346 * mkmap-flat.awk: Add option pe_dll.
3347 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
3348 * config/i386/t-cygwin (SHLIB_LC): Add.
3349 * config/i386/t-mingw32 (SHLIB_LC): Add.
3350 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
3351 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
3352 (LINK_SPEC): Support libgcc_s.
3353 (LIBGCC_SPEC): Support libgcc_s.
3354 (LIBGCC_SONAME): New.
3356 2008-08-31 Jan Hubicka <jh@suse.cz>
3358 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
3359 mistakely had old version of patch.
3361 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
3362 (ipcp_estimate_growth): New.
3363 (ipcp_insert_stage): Use ipcp_estimate_growth.
3364 * profile.c (branch_prob): When reading failed, do not consider
3367 2008-08-31 Jan Hubicka <jh@suse.cz>
3369 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
3370 loop is optimized for speed.
3372 2008-08-31 Richard Guenther <rguenther@suse.de>
3375 * fold-const.c (fold_binary): Retain conversions in folding
3378 2008-08-31 Jan Hubicka <jh@suse.cz>
3380 * postreload-gcse.c (eliminate_partially_redundant_loads):
3381 Use optimize_bb_for_size_p.
3382 * predict.c (maybe_hot_frequency_p): Make inline.
3383 (maybe_hot_count_p): Break out from ...
3384 (maybe_hot_bb_p): ... this one.
3385 (maybe_hot_edge_p): Simplify.
3386 * basic-block.h (probably_cold_bb_p): Remove.
3388 2008-08-31 Jakub Jelinek <jakub@redhat.com>
3391 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
3393 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
3394 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
3395 Also split V4SFmode.
3396 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
3399 2008-08-31 Jan Hubicka <jh@suse.cz>
3401 * predict.c (PROB_VERY_LIKELY): Make small enough so things
3403 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
3405 2008-08-31 Jakub Jelinek <jakub@redhat.com>
3408 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
3411 * dwarf2out.c (native_encode_initializer): Subtract min_index for
3412 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
3414 2008-08-31 Jan Hubicka <jh@suse.cz>
3416 * sparc.h (BRANCH_COST): Fix macro definition.
3417 * avr.c (avr_operand_rtx_cost): Add speed argument.
3418 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
3420 2008-08-31 Richard Guenther <rguenther@suse.de>
3422 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
3423 types instead of operands. Re-instantiate verifying of
3424 binary expression operands.
3426 2008-08-30 Jan Hubicka <jh@suse.cz>
3428 * fwprop.c (should_replace_address): Add speed attribute.
3429 (PR_OPTIMIZE_FOR_SPEED): New flag.
3430 (propagate_rtx_1): Use it.
3431 (propagate_rtx): Set it.
3432 (try_fwprop_subst): Update call of rtx_costs.
3433 (forward_propagate_and_simplify): LIkewise.
3434 * hooks.c (hook_int_rtx_bool_0): New
3435 (hook_bool_rtx_int_int_intp_false): Replace by ...
3436 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
3437 * hooks.h (hook_int_rtx_bool_0): New
3438 (hook_bool_rtx_int_int_intp_false): Replace by ...
3439 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
3440 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
3441 (prepare_cmp_insn): UPdate call of rtx_cost.
3442 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
3443 (reload_cse_simplify_operands): Update call of rtx_cost.
3444 (reload_cse_move2add): call of rtx_cost.
3445 * target.h (struct gcc_target): Update rtx_costs and address_costs.
3446 * rtlanal.c (rtx_cost): Add speed argument.
3447 (address_cost): Add speed argument
3448 (default_address_cost): Likewise.
3449 (insn_rtx_cost): Likewise.
3450 * cfgloopanal.c (seq_cost): Add speed argument.
3451 (target_reg_cost, target_spill_cost): Turn to array.
3452 (init_set_costs): Update for speed.
3453 (estimate_reg_pressure_cost): Add speed argument.
3454 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
3455 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
3456 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
3457 (seq_cost): Add speed argument.
3458 (computation_cost): Add speed arugment.
3459 (add_cost, multiply_by_const, get_address_cost): add speed argument.
3460 (force_expr_to_var_cost): Update for profile info.
3461 (force_var_cost): Likewise.
3462 (split_address_cost): Likewise.
3463 (ptr_difference_cost): Likewise.
3464 (difference_cost): Likewise.
3465 (get_computation_cost_at): Likewise.
3466 (determine_iv_cost): Likewise.
3467 (ivopts_global_cost_for_size): Likewise.
3468 (rewrite_use_address): Likewise.
3469 (tree_ssa_iv_optimize_loop): Initialize speed field.
3470 * cse.c (optimize_this_for_speed_p): New static var.
3471 (notreg_cost): Update call of rtx_cost.
3472 (cse_extended_basic_block): set optimize_this_for_speed_p.
3473 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
3474 (noce_try_cmove_arith): Likewise.
3475 (noce_try_sign_mask): LIkewise.
3476 * expr.c (compress_float_constant): Update rtx_cost calls.
3477 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
3479 (addr_to_parts): Likewise.
3480 (create_mem_ref): Likewise.
3481 * dse.c (find_shift_sequence): Add speed argument.
3482 (replace_read): Update call.
3483 * calls.c (precompute_register_parameters): Update call of rtx_cost.
3484 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
3485 * neg_cost, shift_cost, shiftadd_cost,
3486 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
3487 mul_highpart_cost): Increase dimension.
3488 (init_expmed): Initialize for both size and speed.
3489 (expand_shift): Use profile.
3490 (synth_mult): Use profile.
3491 (choose_mult_variant): Use profile.
3492 (expand_mult): Use profile.
3493 (expand_mult_highpart_optab): Use profile.
3494 (expand_mult_highpart): Use profile.
3495 (expand_smod_pow2): Use profile.
3496 (expand_divmod): Use profile.
3497 * simplify-rtx.c (simplify_binary_operation_1): Update call of
3499 * loop-invariant.c (create_new_invariant): Use profile.
3500 (gain_for_invariant): Add speed parameter.
3501 (best_gain_for_invariant): Likewise.
3502 (find_invariants_to_move): Likewise.
3503 (move_single_loop_invariants): Set it.
3504 * target-def.h (TARGET_RTX_COSTS): Use hook.
3505 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
3506 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
3507 * output.h (default_address_cost): Update prototype.
3508 * combine.c (optimize_this_for_speed_p): New static var.
3509 (combine_validate_cost): Update call of rtx_cost.
3510 (combine_instructions): Set optimize_this_for_speed_p.
3511 (expand_compound_operation): Update call of rtx_cost.
3512 (make_extraction):Update call of rtx_cost.
3513 (force_to_mode):Update call of rtx_cost.
3514 (distribute_and_simplify_rtx):Update call of rtx_cost.
3515 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
3516 (estimate_reg_pressure_cost): Update prototype.
3517 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
3518 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
3520 * config/alpha/alpha.c (alpha_rtx_costs): Update.
3521 (alpha_rtx_costs): Update.
3522 * config/frv/frv.c (frv_rtx_costs): Update.
3523 * config/s390/s390.c (s390_rtx_costs): Update.
3524 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
3525 (m32c_rtx_costs): Update.
3526 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
3527 (spu_rtx_costs): Update.
3528 * config/sparc/sparc.c (sparc_rtx_costs): Update.
3529 * config/m32r/m32r.c (m32r_rtx_costs): Update.
3530 * config/i386/i386.c (:ix86_address_cost): Update.
3531 (ix86_rtx_costs): Update.
3532 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
3533 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
3534 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
3535 * config/crx/crx.c (crx_address_cost): Update.
3536 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
3537 * config/stormy16/stormy16.c
3538 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
3539 * config/m68hc11/m68hc11.c
3540 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
3541 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
3542 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
3544 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
3546 * config/ia64/ia64.c (ia64_rtx_costs): Update.
3547 * config/m68k/m68k.c (m68k_rtx_costs): Update.
3548 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
3549 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
3550 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
3551 (mcore_rtx_costs): update.
3552 * config/score/score3.c (score3_rtx_costs): Update.
3553 * config/score/score7.c (score7_rtx_costs): Update.
3554 * config/score/score3.h (score3_rtx_costs):Update.
3555 * config/score/score7.h (score7_rtx_costs): Update.
3556 * config/score/score.c (score_rtx_costs): Update.
3557 * config/arm/arm.c (arm_address_cost): Update.
3558 (arm_rtx_costs_1): Update.
3559 (arm_rtx_costs_1): Update.
3560 (arm_size_rtx_costs): Update.
3561 (arm_size_rtx_costs): Update.
3562 (arm_size_rtx_costs): Update.
3563 (arm_xscale_rtx_costs): Update.
3564 (arm_thumb_address_cost): Update.
3565 * config/pa/pa.c (hppa_address_cost): Update.
3566 * config/mips/mips.c (mips_rtx_costs): Update.
3567 * config/vax/vax.c (vax_address_cost): Update.
3568 * config/h8300/h8300.c (h8300_shift_costs): Update.
3569 (h8300_rtx_costs): Update.
3570 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
3571 (v850_rtx_costs): Update.
3572 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
3573 * config/bfin/bfin.c
3574 (bfin_address_cost): Update.
3575 (bfin_rtx_costs): Update.
3576 * stmt.c (lshift_cheap_p): Update.
3578 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3581 * expmed.c (extract_bit_field_1): Check the mode size to make
3582 sure the vector modes have the same size.
3584 2008-08-29 Michael Meissner <gnu@the-meissners.org>
3586 * dojump.c (top level): Include basic-block.h to declare
3587 optimize_insn_for_speed_p
3589 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
3591 * opts.h (CL_SAVE): New option class for marking options that are
3592 target specific options usable in the target attribute.
3593 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
3595 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
3596 can easily find the target specific options that are safe to use
3597 in the attribute or pragma.
3599 * attribs.c (decl_attributes): Change #pragma GCC option to
3600 #pragma GCC target, and attribute((option(...))) to
3601 attribute((target(...))).
3603 * doc/extend.texi (target attribute): Change from option
3604 attribute. Delete push/pop/reset.
3605 (#pragma GCC target): Change from #pragma GCC option. Delete
3607 (#pragma GCC push_options): Document new pragma.
3608 (#pragma GCC pop_options): Document new pragma.
3609 (#pragma GCC reset_options): Document new pragma.
3611 * targhooks.c (default_target_option_valid_attribute_p): Add
3612 warning about port not supporting target attributes.
3613 (default_target_option_pragma_parse): New function, warn about
3614 #pragma GCC target not being supported.
3616 * targhooks.h (default_target_option_pragma_parse): Add
3619 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
3620 TI_CURRENT_OPTION_PRAGMA.
3621 (current_target_pragma): Rename from current_option_pragma.
3623 * target.h: (struct target_option): Delete booleans for changing
3624 the optimization level on hot/cold functions. Change signature of
3625 pragma_parse hook to take a second tree.
3627 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
3629 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
3630 that the declaration is done at global scope.
3632 * langhooks.c (add_builtin_function_common): Move most of the code
3633 from add_builtin_function here, calling the hook passed in.
3634 (add_builtin_function): Call add_builtin_function_common with
3635 standard builtin hook.
3636 (add_builtin_function_ext_scope): New function to add builtins to
3639 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
3641 (add_builtin_function_ext_scope): Add declaration.
3643 * c-pragma.c (handle_pragma_target): Rename from
3644 handle_pragma_option, #pragma GCC option is now #pragma GCC
3645 target. Move warning about port not supporting target options to
3646 default pragma parse hook. Remove push/pop/reset from this
3648 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
3649 (option_stack): Delete static variable.
3650 (optimize_stack): Ditto.
3651 (optons_stack): New stack of saved target and optimization
3653 (handle_pragma_push_options): New function to handle pushing both
3654 target and optimization options.
3655 (handle_pragma_pop_options): New function to handle popping both
3656 target and optimization options.
3657 (handle_pragma_reset_options): New function to handle resetting
3658 both target and optimization options to their initial state.
3659 (init_pragma): Rename handle_pragma_option to
3660 handle_pragma_target. Add support for push_options, pop_options,
3661 and reset_options pragmas.
3663 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
3664 default_target_option_pragma_parse.
3665 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
3666 default_target_option_valid_attribute_p.
3667 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3668 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3669 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
3670 optimization level on hot/cold functions.
3672 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
3673 if the caller and callee have different optimization levels.
3675 * c-common.c (handle_target_attribute): Rename from
3676 handle_option_attribute, attribute((option(...))) is now
3677 attribute((target(...))). Move warning if the port does not
3678 support target attributes to the default hook.
3679 (handle_hot_attribute): Delete code to change the optimization
3680 level of hot functions.
3681 (handle_cold_attribute): Ditto.
3683 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
3684 argument that is the binary tree options to use if there are no
3685 arguments. Call ix86_valid_target_attribute_tree instead of
3686 ix86_valid_option_attribute_tree.
3687 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
3688 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
3689 ix86_pragma_option_parse.
3691 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
3692 Rename from ix86_valid_option_attribute_tree.
3694 * config/i386/i386.c (ix86_add_new_builtins): New function to add
3695 new builtins when the ISA changes.
3696 (ix86_valid_target_attribute_tree): Rename from
3697 ix86_valid_option_attribute_tree. Change callers. If the
3698 function specified optimization options, use those as the starting
3699 point before setting up the target attributes. If the
3700 optimization options were changed in the course of setting the
3701 target attributes, record the new optimization options.
3702 (ix86_valid_target_attribute_tree_inner_p): Rename from
3703 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
3704 ix86_add_new_builtins if the ISA changed.
3705 (ix86_valid_target_attribute_p): Rename from
3706 ix86_valid_option_attribute_p. Change callers.
3707 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
3708 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
3709 as delayed builtin functions.
3710 (struct builtin_isa): New structure to record builtin functions
3711 that should be delayed until the ISA for that function is used.
3712 (ix86_builtins_isa): Change from int to struct to track builtin
3713 functions we want to declare at some point.
3714 (def_builtin): If the front end can delay defining the builtin
3715 functions, don't create builtins for ISAs not part of the default
3717 (def_builtin_const): Ditto.
3718 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
3719 __builtin_ia32_pcmov_v2di to be different builtin functions.
3720 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
3721 a structure instead of an int.
3722 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
3723 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
3724 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3725 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3727 * config/ia64/ia64.h
3728 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3729 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3731 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
3732 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
3733 (LANG_HOOKS_INITIALIZER): Add
3734 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
3736 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
3739 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
3740 the reload address with the index register for SFmode
3741 access with a displacement.
3743 2008-08-30 Jan Hubicka <jh@suse.cz>
3745 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
3746 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
3747 * dojump.c (do_jump): Likewise.
3748 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
3749 (note-if_info): Add BRANCH_COST.
3750 (noce_try_store_flag_constants, noce_try_addcc,
3751 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
3752 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
3753 find_if_case_2): Use computed branch cost.
3754 * expr.h (BRANCH_COST): Update default.
3755 * predict.c (predictable_edge_p): New function.
3756 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
3757 Update BRANCH_COST call.
3758 * basic-block.h (predictable_edge_p): Declare.
3759 * config/alpha/alpha.h (BRANCH_COST): Update.
3760 * config/frv/frv.h (BRANCH_COST): Update.
3761 * config/s390/s390.h (BRANCH_COST): Update.
3762 * config/spu/spu.h (BRANCH_COST): Update.
3763 * config/sparc/sparc.h (BRANCH_COST): Update.
3764 * config/m32r/m32r.h (BRANCH_COST): Update.
3765 * config/i386/i386.h (BRANCH_COST): Update.
3766 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
3768 * config/sh/sh.h (BRANCH_COST): Update.
3769 * config/pdp11/pdp11.h (BRANCH_COST): Update.
3770 * config/avr/avr.h (BRANCH_COST): Update.
3771 * config/crx/crx.h (BRANCH_COST): Update.
3772 * config/xtensa/xtensa.h (BRANCH_COST): Update.
3773 * config/stormy16/stormy16.h (BRANCH_COST): Update.
3774 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
3775 * config/iq2000/iq2000.h (BRANCH_COST): Update.
3776 * config/ia64/ia64.h (BRANCH_COST): Update.
3777 * config/rs6000/rs6000.h (BRANCH_COST): Update.
3778 * config/arc/arc.h (BRANCH_COST): Update.
3779 * config/score/score.h (BRANCH_COST): Update.
3780 * config/arm/arm.h (BRANCH_COST): Update.
3781 * config/pa/pa.h (BRANCH_COST): Update.
3782 * config/mips/mips.h (BRANCH_COST): Update.
3783 * config/vax/vax.h (BRANCH_COST): Update.
3784 * config/h8300/h8300.h (BRANCH_COST): Update.
3785 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
3786 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
3787 * doc/tm.texi (BRANCH_COST): Update.
3789 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
3792 * config/arm/arm.c (arm_optimization_options): Set
3793 flag_section_anchors to 2 instead of 1 to distinguish it from
3794 -fsection-anchors given explicitely on the command line.
3796 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
3798 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
3799 final insn of a split.
3801 2008-08-30 Jan Hubicka <jh@suse.cz>
3803 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
3804 optimized for speed.
3805 * final.c (compute_alignments): Use optimize_bb_for_size_p.
3806 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
3807 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
3808 flag_gcse_after_reload_set): New static vars.
3809 (common_handle_option): Enable those flags for profile-use.
3810 (decode_options): Remove optimize_size flags that are handled
3811 on higher granuality.
3812 * tree-vectorizer.c (vectorize_loops): Use
3813 optimize_loop_nest_for_speed_p.
3814 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
3815 * tree-predcom.c (tree_predictive_commoning): Use
3816 optimize_loop_for_speed_p.
3817 * varasm.c (assemble_start_function): Use
3818 optimize_function_for_speed_p.
3819 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
3820 * predict.c (optimize_loop_for_speed_p): Fix walk.
3822 2008-08-30 Jan Hubicka <jh@suse.cz>
3824 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
3826 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
3827 profile presence locally.
3829 2008-08-29 Joseph Myers <joseph@codesourcery.com>
3832 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
3833 versions before 4.0.
3835 2008-08-29 Jan Hubicka <jh@suse.cz>
3837 * tree-inline.c (insert_init_stmt): Insert sequence even when
3840 2008-08-29 Jeff Law <law@redhat.com>
3842 * mn10300.c (mn10300_secondary_reload_class): We need secondary
3843 reloads for AM33-2 if IN is a pseudo with an equivalent memory
3844 location and class is an FP register.
3846 2008-08-29 Jan Hubicka <jh@suse.cz>
3848 * see.c (see_merge_one_def_extension): Silence used uninitialized
3850 * matrix-reorg.c (check_allocation_function): Likewise.
3851 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
3853 2008-08-29 Jakub Jelinek <jakub@redhat.com>
3856 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
3857 compute new & and | in type rather than TREE_TYPE (arg0).
3859 * dwarf2out.c (fortran_common): Update comment.
3860 (gen_variable_die): Swap com_die and var_die variables in Fortran
3861 COMMON block handling code.
3863 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
3865 * dwarf2out.c (gen_const_die): New function.
3866 (size_of_die, value_format, output_die): Output larger
3867 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
3868 (native_encode_initializer): New function.
3869 (tree_add_const_value_attribute): Call it.
3870 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
3872 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
3873 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
3874 TREE_THIS_VOLATILE to add_type_attribute.
3876 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
3878 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
3881 * dwarf2out.c (loc_by_reference): New function.
3882 (add_location_or_const_value_attribute): Use it.
3885 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
3886 as DW_TAG_variable children of DW_TAG_common_block rather than
3887 DW_TAG_member children. Put DW_AT_external to individual
3888 DW_TAG_variable DIEs, not to DW_TAG_common_block.
3890 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
3891 loc_descriptor_from_tree_1.
3895 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
3896 arguments to imported_module_or_decl.
3897 (debug_nothing_tree_tree): Removed.
3898 (debug_nothing_tree_tree_tree_bool): New prototype.
3899 * debug.c (do_nothing_debug_hooks): Adjust.
3900 (debug_nothing_tree_tree): Removed.
3901 (debug_nothing_tree_tree_tree_bool): New function.
3902 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
3903 (gen_variable_die): Put all common vars for the
3904 same COMMON block under one DW_TAG_common_block.
3905 (declare_in_namespace): Return new context_die, for Fortran
3906 return the module DIE instead of adding extra declarations into
3908 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
3909 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
3910 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
3912 (dwarf2out_global_decl): Don't skip Fortran global vars.
3913 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
3914 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
3915 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
3916 DW_TAG_imported_declaration as child of previous
3917 DW_TAG_imported_module.
3918 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
3919 * sdbout.c (sdb_debug_hooks): Likewise.
3920 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3922 2008-08-29 Jan Hubicka <jh@suse.cz>
3924 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
3926 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
3927 * ipa-cp.c (n_cloning_candidates): New static variable.
3928 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
3929 (ipcp_print_all_lattices): Improve debug output.
3930 (ipcp_cloning_candidate_p): New function.
3931 (ipcp_initialize_node_lattices): Use it.
3932 (ipcp_init_stage): Do only analyzis here; prettier debug output.
3933 (ipcp_propagate_stage): Prettier debug output.
3934 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
3935 (ipcp_print_all_structures): Remove.
3936 (ipcp_need_redirect_p): Test !n_cloning_candidates.
3937 (ipcp_insert_stage): Prettier debug output; call
3938 cgraph_remove_unreachable_nodes before propagating.
3939 (pass_ipa_cp): Schedule function removal pass.
3940 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
3942 (cgraph_maybe_hot_edge_p): Move to ...
3943 * predict.c (cgraph_maybe_hot_edge_p) ... here.
3944 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
3945 (common_handle_option): Set them; enable ipa-cp when profiling.
3946 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
3947 (ipa_print_all_jump_functions): Likewise.
3948 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
3949 (ipa_print_node_params, ipa_print_all_params): New.
3950 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
3951 ipa_print_all_param_flags): Remove.
3952 (ipa_print_node_params, ipa_print_all_params): New.
3954 2008-08-29 Bob Wilson <bob.wilson@acm.org>
3956 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
3957 change from 2008-04-03.
3958 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
3960 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3963 * ira-color.c (push_allocnos_to_stack): Truncate
3964 removed_splay_allocno_vec.
3966 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
3969 * ira-color (ira_fast_allocation): Don't assign hard registers to
3972 2008-08-29 Jan Hubicka <jh@suse.cz>
3975 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
3976 for cold internal loops.
3978 2008-08-29 Richard Guenther <rguenther@suse.de>
3980 * tree-ssa-structalias.c (create_variable_info_for): Do not
3981 create fields for heap vars or vars with a noalias state.
3982 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
3985 2008-08-29 Richard Guenther <rguenther@suse.de>
3987 * common.opt (ftree-store-ccp): Mark as preserved for
3988 backward compatibility.
3989 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
3990 * tree-pass.h (pass_store_ccp): Remove.
3991 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
3992 (first_vdef): Remove declaration.
3993 (get_value_loaded_by): Likewise.
3994 * tree-ssa-ccp.c (do_store_ccp): Remove.
3995 (get_default_value): Simplify as do_store_ccp is always false
3996 now. Do not initialize mem_ref.
3997 (set_value_varying): Likewise.
3998 (canonicalize_float_value): Likewise.
3999 (set_lattice_value): Likewise.
4000 (likely_value): Likewise.
4001 (surely_varying_stmt_p): Likewise.
4002 (ccp_initialize): Likewise.
4003 (ccp_lattice_meet): Likewise.
4004 (ccp_visit_phi_node): Likewise.
4005 (ccp_fold): Likewise.
4006 (evaluate_stmt): Likewise.
4007 (visit_assignment): Likewise.
4008 (ccp_visit_stmt): Likewise.
4009 (execute_ssa_ccp): Fold into ...
4010 (do_ssa_ccp): ... this.
4011 (do_ssa_store_ccp): Remove.
4012 (gate_store_ccp): Likewise.
4013 (pass_store_ccp): Likewise.
4014 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
4016 * tree-ssa-propagate.c (first_vdef): Remove.
4017 (get_value_loaded_by): Likewise.
4018 (replace_vuses_in): Likewise.
4019 (substitute_and_fold): Do not call replace_vuses_in.
4020 * opts.c (decode_options): Do not set flag_tree_store_ccp.
4022 2008-08-29 Richard Guenther <rguenther@suse.de>
4025 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
4026 PARAM_NOALIAS tags with is_heapvar.
4027 * tree-ssa-operands.c (access_can_touch_variable): Offset
4028 based tests do not apply for heapvars. Fix offset test.
4030 2008-08-29 Jan Hubicka <jh@suse.cz>
4032 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
4033 (-fipa-cp-clone): Enabled by default at -O3.
4034 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
4035 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
4037 2008-08-29 Jan Hubicka <jh@suse.cz>
4039 * tree.c (build_function_type_skip_args,
4040 build_function_decl_skip_args): New functions.
4041 * tree.h (build_function_type_skip_args,
4042 build_function_decl_skip_args): Declare.
4043 * gimple.c (giple_copy_call_skip_args): New function.
4044 (giple_copy_call_skip_args): Declare.
4046 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
4047 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
4048 (ipcp_node_modifiable_p): ... this one; use
4049 tree_versionable_function_p.
4050 (ipcp_create_replace_map): Improve debug output.
4051 (ipcp_need_redirect_p): Return false when not clonning.
4052 (ipcp_update_callgraph): Skip args.
4053 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
4055 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
4056 (save_inline_function_body): Update call of tree_function_versioning.
4057 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
4058 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
4060 (tree_function_versioning): Likewise.
4061 * tree-inline.h (tree_function_versioning): Update prototype.
4063 2008-08-29 Jan Hubicka <jh@suse.cz>
4065 * loop-unswitch.c (unswitch_single_loop): Use
4066 optimize_loop_for_speed_p.
4067 * tree-ssa-threadupdate.c (mark_threaded_blocks):
4068 Use optimize_function_for_size_p.
4069 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
4070 * postreload-gcse.c (eliminate_partially_redundant_load):
4071 Use optimize_bb_for_size_p.
4072 * value-prof.c (gimple_divmod_fixed_value_transform,
4073 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
4074 gimple_stringops_transform): Use optimize_bb_for_size_p.
4075 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
4076 * final.c (compute_alignments): Use optimize_function_for_size_p.
4077 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
4078 (fold_builtin_strcpy, fold_builtin_fputs): Use
4079 optimize_function_for_size_p.
4080 * fold-const.c (tree_swap_operands_p): Use
4081 optimize_function_for_size_p.
4082 * recog.c (relax_delay_slots): Likewise.
4083 * tree-ssa-math-opts.c (replace_reciprocal):
4084 Use optimize_bb_for_speed_p.
4085 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
4086 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
4087 optimize_function_for_size_p.
4088 (cgraph_decide_inlining_of_small_function): Use
4089 optimize_function_for_size_p.
4090 * global.c (find_reg): Use optimize_function_for_size_p.
4091 * opts.c (decode_options): Do not clear flag_tree_ch,
4092 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
4093 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
4094 work it out from profile.
4095 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
4096 optimize_loop_for_speed_p.
4097 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4099 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
4100 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
4101 * tree-eh.c (decide_copy_try_finally): Use
4102 optimize_function_for_size_p.
4103 * local-alloc.c (block_alloc): Pass BB pointer.
4104 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
4105 * gcse.c (gcse_main): Use optimize_function_for_size_p.
4106 * loop-unroll.c (decide_unrolling_and_peeling):
4107 Use optimize_loop_for_size_p.
4108 (decide_peel_completely): Likewise.
4109 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
4110 optimize_loop_for_size_p.
4111 (vect_enhance_data_refs_alignment): Likewise.
4112 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
4113 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
4115 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
4116 (try_crossjump_bb): Use optimize_bb_for_size_p.
4117 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
4118 optimize_loop_for_speed_p.
4119 * bb-reorder.c (find_traces_1_round): Likewise.
4120 (copy_bb): Use optimize_bb_for_speed_p.
4121 (duplicate_computed_gotos): Likewise.
4122 * basic-block.h (optimize_loop_nest_for_size_p,
4123 optimize_loop_nest_for_speed_p): New.
4124 * stmt.c (expand_case): Use optimize_insn_for_size_p.
4126 2008-08-29 Tristan Gingold <gingold@adacore.com>
4128 * gcov.c (main): Call expandargv.
4130 2008-08-29 Jan Hubicka <jh@suse.cz>
4132 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
4134 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4136 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
4137 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4139 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
4141 2008-08-29 Jan Hubicka <jh@suse.cz>
4143 * tree-pass.h (pass_strip_predict_hints): Declare.
4144 * predict.c (strip_builtin_expect): Rename to ...
4145 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
4146 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
4147 (tree_estimate_probability): Do not strip builtin_expect.
4148 (pass_strip_predict_hints): New pass.
4149 * tree-inline.c (expand_call_inline): When inlining cold function,
4150 predict it as unlikely.
4151 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
4153 2008-08-29 Richard Guenther <rguenther@suse.de>
4155 PR tree-optimization/37207
4156 * tree-vrp.c (extract_range_from_binary_expr): Also try
4157 to constant fold if only one of the operands is a constant.
4159 2008-08-29 Nick Clifton <nickc@redhat.com>
4161 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
4162 the same way as SYMBOL_REFs.
4164 2008-08-28 Bob Wilson <bob.wilson@acm.org>
4166 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
4168 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
4170 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
4171 * config/mips/mips.md (branch_likely): Remove const. Fix
4173 (define_delay for type "branch"): Change to only apply for branch
4174 with likely variant.
4175 (define_delay for type "branch" and "branch_likely" no). New delay
4177 (equality_op): New code iterator.
4178 (bbv, bbinv): New code attributes.
4179 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
4182 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4183 Andrew Pinski <pinskia@gcc.gnu.org>
4186 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
4188 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
4190 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
4191 rule that a symbolic constant must be defined and >= 0 for the
4192 corresponding facility to be present at compile-time.
4193 * gthr-posix.c: Likewise.
4195 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
4197 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
4198 * config/mips/mips.md (D): New mode attribute.
4199 (mulsi3, muldi3): Merge it into ...
4200 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
4201 (muldi3_mul3): New pattern.
4202 (mulsi3_mult3): Rename to mulsi3_mul3.
4204 2008-08-28 Jan Hubicka <jh@suse.cz>
4206 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
4208 * predict.c (always_optimize_for_size_p): Rename to ...
4209 (optimize_function_for_size): ... this one; make extern.
4210 (optimize_function_for_speed_p): New.
4211 (optimize_bb_for_size_p, optimize_bb_for_size_p,
4212 optimize_edge_for_size_p,optimize_edge_for_size_p,
4213 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
4214 * basic-block.h (optimize_function_for_size_p,
4215 optimize_function_for_speed_p): Declare.
4216 * i386.md (optimize_size checks): Replace them by appropriate
4218 (standard_80387_constant_p, ix86_compute_frame_layout,
4219 ix86_expand_epilogue, ix86_decompose_address,
4220 print_operand, emit_i387_cw_initialization,
4221 inline_memory_move_cost, ix86_pad_returns,
4222 ix86_reorg): Replace optimize_size checks.
4224 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
4226 * rtl.h (simplify_subreg_regno): Declare.
4227 * rtlanal.c (simplify_subreg_regno): New function, split out from...
4228 * simplify-rtx.c (simplify_subreg): ...here.
4229 * reload.c (find_reloads): Use simplify_subreg_regno instead of
4230 subreg_offset_representable_p.
4232 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4235 * c-typeck.c (convert_for_assignment): Give a note describing what
4236 was passed and what was expected.
4238 2008-08-28 Joey Ye <joey.ye@intel.com>
4240 * doc/extend.texi: Document AVX built-in functions.
4241 * doc/invoke.texi: Document -mavx.
4243 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
4244 Joey Ye <joey.ye@intel.com>
4245 Xuepeng Guo <xuepeng.guo@intel.com>
4247 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
4249 * config/i386/cpuid.h (bit_FMA): New.
4250 (bit_XSAVE): Likewise.
4251 (bit_OSXSAVE): Likewise.
4252 (bit_AVX): Likewise.
4254 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
4255 define. Use ASM_OUTPUT_AVX_PREFIX.
4257 * config/i386/gmmintrin.h: New.
4259 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
4260 (OPTION_MASK_ISA_AVX_SET): New.
4261 (OPTION_MASK_ISA_FMA_SET): Likewise.
4262 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
4263 (OPTION_MASK_ISA_FMA_SET): Likewise.
4264 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
4265 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
4266 (pta_flags): Add PTA_AVX and PTA_FMA.
4267 (override_options): Handle PTA_AVX and PTA_FMA.
4268 (init_cumulative_args): Handle warn_avx.
4269 (classify_argument): Return 0 for COImode and OImode. Return
4270 1 and X86_64_AVX_CLASS for 256bit vector types.
4271 (examine_argument): Handle X86_64_AVX_CLASS.
4272 (construct_container): Likewise.
4273 (function_arg_advance_32): Pass OImode and 256bit vector types
4275 (function_arg_advance_64): Take a new argument to indicate if a
4276 parameter is named. Handle 256bit vector types. Return
4277 immediately for unnamed 256bit vector mode parameters.
4278 (function_arg_advance): Updated.
4279 (function_arg_32): Add comments for TImode. Handle OImode
4280 and 256bit vector types.
4281 (function_arg_64): Take a new argument to indicate if a
4282 parameter is named. Handle 256bit vector types. Return NULL
4283 for unnamed 256bit vector mode parameters.
4284 (function_arg): Updated.
4285 (setup_incoming_varargs_64): Support
4286 AVX encoding for *sse_prologue_save_insn.
4287 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
4288 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
4289 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
4290 enabled, otherwise return -3.
4291 (standard_sse_constant_opcode): Handle AVX and 256bit vector
4293 (print_reg): Support AVX registers. Handle 'x' and 't'.
4294 Handle 'd' to duplicate the operand.
4295 (print_operand): Likewise. Also support AVX vector compare
4297 (output_387_binary_op): Support AVX.
4298 (output_fp_compare): Likewise.
4299 (ix86_expand_vector_move_misalign): Likewise.
4300 (ix86_attr_length_vex_default): New.
4301 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
4302 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
4303 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
4304 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
4305 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
4306 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
4307 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
4308 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
4309 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
4310 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
4311 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
4312 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
4313 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
4314 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
4315 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
4316 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
4317 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
4318 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
4319 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
4320 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
4321 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
4322 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
4323 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
4324 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
4325 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
4326 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
4327 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
4328 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
4329 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
4330 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
4331 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
4332 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
4333 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
4334 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
4335 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
4336 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
4337 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
4338 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
4339 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
4340 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
4341 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
4342 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
4343 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
4344 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
4345 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
4346 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
4347 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
4348 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
4349 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
4350 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
4351 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
4352 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
4353 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
4354 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
4355 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
4356 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
4357 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
4358 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
4359 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
4360 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
4361 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
4362 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
4363 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
4364 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
4365 and IX86_BUILTIN_MOVMSKPS256,
4366 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
4367 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
4368 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
4369 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
4370 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
4371 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
4372 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
4373 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
4374 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
4375 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
4376 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
4377 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
4378 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
4379 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
4380 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
4381 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
4382 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
4383 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
4384 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
4385 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
4386 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
4387 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
4388 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
4389 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
4390 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
4391 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
4392 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
4393 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
4394 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
4395 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
4396 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
4397 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
4398 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
4399 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
4400 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
4401 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
4402 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
4403 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
4404 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
4405 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
4406 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
4407 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
4408 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
4409 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
4410 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
4411 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
4412 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
4413 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
4414 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
4415 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
4416 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
4417 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
4418 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
4419 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
4420 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
4421 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
4422 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
4423 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
4425 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
4426 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
4427 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
4428 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
4429 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
4430 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
4431 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
4432 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
4433 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
4434 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
4435 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
4436 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
4437 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
4438 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
4439 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
4440 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
4441 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
4442 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
4443 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
4444 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
4445 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
4446 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
4447 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
4448 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
4449 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
4450 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
4451 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
4452 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
4453 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
4454 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
4455 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
4456 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
4457 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
4458 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
4459 IX86_BUILTIN_MOVMSKPS256.
4460 (ix86_init_mmx_sse_builtins): Support AVX builtins.
4461 (ix86_expand_args_builtin): Likewise.
4462 (ix86_expand_special_args_builtin): Likewise.
4463 (ix86_hard_regno_mode_ok): Handle AVX modes.
4464 (ix86_expand_vector_init_duplicate): Likewise.
4465 (ix86_expand_vector_init_one_nonzero): Likewise.
4466 (ix86_expand_vector_init_one_var): Likewise.
4467 (ix86_expand_vector_init_concat): Likewise.
4468 (ix86_expand_vector_init_general): Likewise.
4469 (ix86_expand_vector_set): Likewise.
4470 (ix86_vector_mode_supported_p): Likewise.
4471 (x86_extended_reg_mentioned_p): Check INSN_P before using
4474 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
4475 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
4477 * config/i386/i386.h (TARGET_AVX): New.
4478 (TARGET_FMA): Likewise.
4479 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
4480 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
4481 (VALID_AVX256_REG_MODE): New.
4482 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4483 (AVX_FLOAT_MODE_P): Likewise.
4484 (AVX128_VEC_FLOAT_MODE_P): Likewise.
4485 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4486 (AVX_VEC_FLOAT_MODE_P): Likewise.
4487 (ASM_OUTPUT_AVX_PREFIX): Likewise.
4488 (ASM_OUTPUT_OPCODE): Likewise.
4489 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
4491 (SSE_REG_MODE_P): Allow 256bit vector modes.
4492 (ix86_args): Add a warn_avx field.
4494 * config/i386/i386.md (UNSPEC_PCMP): New.
4495 (UNSPEC_VPERMIL): Likewise.
4496 (UNSPEC_VPERMIL2): Likewise.
4497 (UNSPEC_VPERMIL2F128): Likewise.
4498 (UNSPEC_MASKLOAD): Likewise.
4499 (UNSPEC_MASKSTORE): Likewise.
4500 (UNSPEC_CAST): Likewise.
4501 (UNSPEC_VTESTP): Likewise.
4502 (UNSPECV_VZEROALL): Likewise.
4503 (UNSPECV_VZEROUPPER): Likewise.
4504 (XMM0_REG): Likewise.
4505 (XMM1_REG): Likewise.
4506 (XMM2_REG): Likewise.
4507 (XMM3_REG): Likewise.
4508 (XMM4_REG): Likewise.
4509 (XMM5_REG): Likewise.
4510 (XMM6_REG): Likewise.
4511 (XMM8_REG): Likewise.
4512 (XMM9_REG): Likewise.
4513 (XMM10_REG): Likewise.
4514 (XMM11_REG): Likewise.
4515 (XMM12_REG): Likewise.
4516 (XMM13_REG): Likewise.
4517 (XMM14_REG): Likewise.
4518 (XMM15_REG): Likewise.
4520 (prefix_vex_imm8): Likewise.
4521 (prefix_vex_w): Likewise.
4522 (length_vex): Likewise.
4525 (*avx_ashlti3): Likewise.
4526 (*avx_lshrti3): Likewise.
4527 (*avx_setcc<mode>): Likewise.
4528 (*fop_<mode>_comm_mixed_avx): Likewise.
4529 (*fop_<mode>_comm_avx): Likewise.
4530 (*fop_<mode>_1_mixed_avx): Likewise.
4531 (*fop_<mode>_1_avx): Likewise.
4532 (*avx_<code><mode>3): Likewise.
4533 (*avx_ieee_smin<mode>3): Likewise.
4534 (*avx_ieee_smax<mode>3): Likewise.
4535 (mode): Add OI, V8SF and V4DF.
4536 (length): Support VEX prefix.
4537 (*cmpfp_i_mixed): Set prefix attribute.
4538 (*cmpfp_i_sse): Likewise.
4539 (*cmpfp_iu_mixed): Likewise.
4540 (*cmpfp_iu_sse): Likewise.
4541 (*movsi_1): Support AVX.
4542 (*movdi_2): Likewise.
4543 (*movdi_1_rex64): Likewise.
4544 (*movti_internal): Likewise.
4545 (*movti_rex64): Likewise.
4546 (*movsf_1): Likewise.
4547 (*movdf_nointeger): Likewise.
4548 (*movdf_integer_rex64): Likewise.
4549 (*movtf_internal): Likewise.
4550 (zero_extendsidi2_32): Likewise.
4551 (zero_extendsidi2_rex64): Likewise.
4552 (*extendsfdf2_mixed): Likewise.
4553 (*extendsfdf2_sse): Likewise.
4554 (*truncdfsf_fast_mixed): Likewise.
4555 (*truncdfsf_fast_sse): Likewise.
4556 (*truncdfsf_mixed): Likewise.
4557 (fix_trunc<mode>di_sse): Likewise.
4558 (fix_trunc<mode>si_sse): Likewise.
4559 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
4560 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
4561 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
4562 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
4563 (*rcpsf2_sse): Likewise.
4564 (*rsqrtsf2_sse): Likewise.
4565 (*sqrt<mode>2_sse): Likewise.
4566 (sse4_1_round<mode>2): Likewise.
4567 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
4568 Support AVX. Set length attribute properly for AVX.
4570 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
4571 (VECTOR_MODES (FLOAT, 32)): Likewise.
4572 (VECTOR_MODE (INT, DI, 8)): Likewise.
4573 (VECTOR_MODE (INT, HI, 32)): Likewise.
4574 (VECTOR_MODE (INT, QI, 64)): Likewise.
4575 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
4576 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
4577 (VECTOR_MODE (INT, DI, 4)): Removed.
4578 (VECTOR_MODE (INT, SI, 8)): Likewise.
4579 (VECTOR_MODE (INT, HI, 16)): Likewise.
4580 (VECTOR_MODE (INT, QI, 32)): Likewise.
4581 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
4582 (INT_MODE (OI, 32)): Likewise.
4584 * config/i386/i386.opt (mavx): New.
4587 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
4589 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
4590 (*mov<mode>_internal_avx): New.
4591 (*movv2sf_internal_rex64_avx): Likewise.
4592 (*movv2sf_internal_avx): Likewise.
4594 * config/i386/predicates.md (const_4_to_5_operand): New.
4595 (const_6_to_7_operand): Likewise.
4596 (const_8_to_11_operand): Likewise.
4597 (const_12_to_15_operand): Likewise.
4598 (avx_comparison_float_operator): Likewise.
4600 * config/i386/sse.md (AVX256MODEI): New.
4601 (AVX256MODE): Likewise.
4602 (AVXMODEQI): Likewise.
4603 (AVXMODE): Likewise.
4604 (AVX256MODEF2P): Likewise.
4605 (AVX256MODE2P): Likewise.
4606 (AVX256MODE4P): Likewise.
4607 (AVX256MODE8P): Likewise.
4608 (AVXMODEF2P): Likewise.
4609 (AVXMODEF4P): Likewise.
4610 (AVXMODEDCVTDQ2PS): Likewise.
4611 (AVXMODEDCVTPS2DQ): Likewise.
4612 (avxvecmode): Likewise.
4613 (avxvecpsmode): Likewise.
4614 (avxhalfvecmode): Likewise.
4615 (avxscalarmode): Likewise.
4616 (avxcvtvecmode): Likewise.
4617 (avxpermvecmode): Likewise.
4618 (avxmodesuffixf2c): Likewise.
4619 (avxmodesuffixp): Likewise.
4620 (avxmodesuffixs): Likewise.
4621 (avxmodesuffix): Likewise.
4622 (vpermilbits): Likewise.
4623 (pinsrbits): Likewise.
4624 (mov<mode>): Likewise.
4625 (*mov<mode>_internal): Likewise.
4626 (push<mode>1): Likewise.
4627 (movmisalign<mode>): Likewise.
4628 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4629 (avx_movdqu<avxmodesuffix>): Likewise.
4630 (avx_lddqu<avxmodesuffix>): Likewise.
4631 (<plusminus_insn><mode>3): Likewise.
4632 (*avx_<plusminus_insn><mode>3): Likewise.
4633 (*avx_vm<plusminus_insn><mode>3): Likewise.
4634 (mul<mode>3): Likewise.
4635 (*avx_mul<mode>3): Likewise.
4636 (*avx_vmmul<mode>3): Likewise.
4637 (divv8sf3): Likewise.
4638 (divv4df3): Likewise.
4639 (avx_div<mode>3): Likewise.
4640 (*avx_div<mode>3): Likewise.
4641 (*avx_vmdiv<mode>3): Likewise.
4642 (avx_rcpv8sf2): Likewise.
4643 (*avx_vmrcpv4sf2): Likewise.
4644 (sqrtv8sf2): Likewise.
4645 (avx_sqrtv8sf2): Likewise.
4646 (*avx_vmsqrt<mode>2): Likewise.
4647 (rsqrtv8sf2): Likewise.
4648 (avx_rsqrtv8sf2): Likewise.
4649 (*avx_vmrsqrtv4sf2): Likewise.
4650 (<code><mode>3): Likewise.
4651 (*avx_<code><mode>3_finite): Likewise.
4652 (*avx_<code><mode>3): Likewise.
4653 (*avx_vm<code><mode>3): Likewise.
4654 (*avx_ieee_smin<mode>3): Likewise.
4655 (*avx_ieee_smax<mode>3): Likewise.
4656 (avx_addsubv8sf3): Likewise.
4657 (avx_addsubv4df3): Likewise.
4658 (*avx_addsubv4sf3): Likewise.
4659 (*avx_addsubv2df3): Likewise.
4660 (avx_h<plusminus_insn>v4df3): Likewise.
4661 (avx_h<plusminus_insn>v8sf3): Likewise.
4662 (*avx_h<plusminus_insn>v4sf3): Likewise.
4663 (*avx_h<plusminus_insn>v2df3): Likewise.
4664 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
4665 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
4666 (*avx_maskcmp<mode>3): Likewise.
4667 (avx_nand<mode>3): Likewise.
4668 (*avx_<code><mode>3): Likewise.
4669 (*avx_nand<mode>3): Likewise.
4670 (*avx_<code><mode>3): Likewise.
4671 (*avx_cvtsi2ss): Likewise.
4672 (*avx_cvtsi2ssq): Likewise.
4673 (*avx_cvtsi2sd): Likewise.
4674 (*avx_cvtsi2sdq): Likewise.
4675 (*avx_cvtsd2ss): Likewise.
4676 (avx_cvtss2sd): Likewise.
4677 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
4678 (avx_cvtps2dq<avxmodesuffix>): Likewise.
4679 (avx_cvttps2dq<avxmodesuffix>): Likewise.
4680 (*avx_cvtsi2sd): Likewise.
4681 (*avx_cvtsi2sdq): Likewise.
4682 (avx_cvtdq2pd256): Likewise.
4683 (avx_cvtpd2dq256): Likewise.
4684 (avx_cvttpd2dq256): Likewise.
4685 (*avx_cvtsd2ss): Likewise.
4686 (*avx_cvtss2sd): Likewise.
4687 (avx_cvtpd2ps256): Likewise.
4688 (avx_cvtps2pd256): Likewise.
4689 (*avx_movhlps): Likewise.
4690 (*avx_movlhps): Likewise.
4691 (avx_unpckhps256): Likewise.
4692 (*avx_unpckhps): Likewise.
4693 (avx_unpcklps256): Likewise.
4694 (*avx_unpcklps): Likewise.
4695 (avx_movshdup256): Likewise.
4696 (avx_movsldup256): Likewise.
4697 (avx_shufps256): Likewise.
4698 (avx_shufps256_1): Likewise.
4699 (*avx_shufps_<mode>): Likewise.
4700 (*avx_loadhps): Likewise.
4701 (*avx_storelps): Likewise.
4702 (*avx_loadlps): Likewise.
4703 (*avx_movss): Likewise.
4704 (*vec_dupv4sf_avx): Likewise.
4705 (*vec_concatv2sf_avx): Likewise.
4706 (*vec_concatv4sf_avx): Likewise.
4707 (*vec_setv4sf_0_avx): Likewise.
4708 (*vec_setv4sf_avx): Likewise.
4709 (*avx_insertps): Likewise.
4710 (avx_vextractf128<mode>): Likewise.
4711 (vec_extract_lo_<mode>): Likewise.
4712 (vec_extract_hi_<mode>): Likewise.
4713 (vec_extract_lo_<mode>): Likewise.
4714 (vec_extract_hi_<mode>): Likewise.
4715 (vec_extract_lo_v16hi): Likewise.
4716 (vec_extract_hi_v16hi): Likewise.
4717 (vec_extract_lo_v32qi): Likewise.
4718 (vec_extract_hi_v32qi): Likewise.
4719 (avx_unpckhpd256): Likewise.
4720 (*avx_unpckhpd): Likewise.
4721 (avx_movddup256): Likewise.
4722 (*avx_movddup): Likewise.
4723 (avx_unpcklpd256): Likewise.
4724 (*avx_unpcklpd): Likewise.
4725 (avx_shufpd256): Likewise.
4726 (avx_shufpd256_1): Likewise.
4727 (*avx_punpckhqdq): Likewise.
4728 (*avx_punpcklqdq): Likewise.
4729 (*avx_shufpd_<mode>): Likewise.
4730 (*avx_storehpd): Likewise.
4731 (*avx_loadhpd): Likewise.
4732 (*avx_loadlpd): Likewise.
4733 (*avx_movsd): Likewise.
4734 (*vec_concatv2df_avx): Likewise.
4735 (*avx_<plusminus_insn><mode>3): Likewise.
4736 (*avx_<plusminus_insn><mode>3): Likewise.
4737 (*avx_mulv8hi3): Likewise.
4738 (*avxv8hi3_highpart): Likewise.
4739 (*avx_umulv8hi3_highpart): Likewise.
4740 (*avx_umulv2siv2di3): Likewise.
4741 (*avx_mulv2siv2di3): Likewise.
4742 (*avx_pmaddwd): Likewise.
4743 (*avx_mulv4si3): Likewise.
4744 (*avx_ashr<mode>3): Likewise.
4745 (*avx_lshr<mode>3): Likewise.
4746 (*avx_ashl<mode>3): Likewise.
4747 (*avx_<code><mode>3): Likewise.
4748 (*avx_eq<mode>3): Likewise.
4749 (*avx_gt<mode>3): Likewise.
4750 (*avx_nand<mode>3): Likewise.
4751 (*avx_nand<mode>3): Likewise.
4752 (*avx_<code><mode>3): Likewise.
4753 (*avx_<code><mode>3): Likewise.
4754 (*avx_packsswb): Likewise.
4755 (*avx_packssdw): Likewise.
4756 (*avx_packuswb): Likewise.
4757 (*avx_punpckhbw): Likewise.
4758 (*avx_punpcklbw): Likewise.
4759 (*avx_punpckhwd): Likewise.
4760 (*avx_punpcklwd): Likewise.
4761 (*avx_punpckhdq): Likewise.
4762 (*avx_punpckldq): Likewise.
4763 (*avx_pinsr<avxmodesuffixs>): Likewise.
4764 (*avx_pinsrq): Likewise.
4765 (*avx_loadld): Likewise.
4766 (*vec_extractv2di_1_rex64_avx): Likewise.
4767 (*vec_extractv2di_1_avx): Likewise.
4768 (*vec_dupv2di_avx): Likewise.
4769 (*vec_concatv2si_avx): Likewise.
4770 (*vec_concatv4si_1_avx): Likewise.
4771 (*vec_concatv2di_avx): Likewise.
4772 (*vec_concatv2di_rex64_avx): Likewise.
4773 (*avx_uavgv16qi3): Likewise.
4774 (*avx_uavgv8hi3): Likewise.
4775 (*avx_psadbw): Likewise.
4776 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
4777 (*avx_phaddwv8hi3): Likewise.
4778 (*avx_phadddv4si3): Likewise.
4779 (*avx_phaddswv8hi3): Likewise.
4780 (*avx_phsubwv8hi3): Likewise.
4781 (*avx_phsubdv4si3): Likewise.
4782 (*avx_phsubswv8hi3): Likewise.
4783 (*avx_pmaddubsw128): Likewise.
4784 (*avx_pmulhrswv8hi3): Likewise.
4785 (*avx_pshufbv16qi3): Likewise.
4786 (*avx_psign<mode>3): Likewise.
4787 (*avx_palignrti): Likewise.
4788 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4789 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4790 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4791 (*avx_mpsadbw): Likewise.
4792 (*avx_packusdw): Likewise.
4793 (*avx_pblendvb): Likewise.
4794 (*avx_pblendw): Likewise.
4795 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4796 (avx_ptest256): Likewise.
4797 (avx_roundp<avxmodesuffixf2c>256): Likewise.
4798 (*avx_rounds<ssemodesuffixf2c>): Likewise.
4799 (*avx_aesenc): Likewise.
4800 (*avx_aesenclast): Likewise.
4801 (*avx_aesdec): Likewise.
4802 (*avx_aesdeclast): Likewise.
4803 (avx_vzeroupper): Likewise.
4804 (avx_vzeroupper_rex64): Likewise.
4805 (avx_vpermil<mode>): Likewise.
4806 (avx_vpermilvar<mode>3): Likewise.
4807 (avx_vpermil2<mode>3): Likewise.
4808 (avx_vperm2f128<mode>3): Likewise.
4809 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4810 (avx_vbroadcastss256): Likewise.
4811 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
4812 (avx_vinsertf128<mode>): Likewise.
4813 (vec_set_lo_<mode>): Likewise.
4814 (vec_set_hi_<mode>): Likewise.
4815 (vec_set_lo_<mode>): Likewise.
4816 (vec_set_hi_<mode>): Likewise.
4817 (vec_set_lo_v16hi): Likewise.
4818 (vec_set_hi_v16hi): Likewise.
4819 (vec_set_lo_v32qi): Likewise.
4820 (vec_set_hi_v32qi): Likewise.
4821 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4822 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4823 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
4824 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
4825 (vec_init<mode>): Likewise.
4826 (*vec_concat<mode>_avx): Likewise.
4827 (blendbits): Support V8SF and V4DF.
4828 (sse2_movq128): Support AVX.
4829 (<sse>_movnt<mode>): Likewise.
4830 (sse2_movntv2di): Likewise.
4831 (sse_rcpv4sf2): Likewise.
4832 (sse_sqrtv4sf2): Likewise.
4833 (sse_rsqrtv4sf2): Likewise.
4834 (<sse>_comi): Likewise.
4835 (<sse>_ucomi): Likewise.
4836 (sse_cvtss2si): Likewise.
4837 (sse_cvtss2si_2): Likewise.
4838 (sse_cvtss2siq): Likewise.
4839 (sse_cvtss2siq_2): Likewise.
4840 (sse_cvttss2si): Likewise.
4841 (sse_cvttss2siq): Likewise.
4842 (sse2_cvtsd2si): Likewise.
4843 (sse2_cvtsd2si_2): Likewise.
4844 (sse2_cvtsd2siq): Likewise.
4845 (sse2_cvtsd2siq_2): Likewise.
4846 (sse2_cvttsd2si): Likewise.
4847 (sse2_cvttsd2siq): Likewise.
4848 (sse2_cvtdq2pd): Likewise.
4849 (*sse2_cvtpd2dq): Likewise.
4850 (*sse2_cvttpd2dq): Likewise.
4851 (*sse2_cvtpd2ps): Likewise.
4852 (sse2_cvtps2pd): Likewise.
4853 (sse3_movshdup): Likewise.
4854 (sse3_movsldup): Likewise.
4855 (sse_storehps): Likewise.
4856 (*sse4_1_extractps): Likewise.
4857 (sse2_storelpd): Likewise.
4858 (vec_dupv2df_sse3): Likewise.
4859 (*vec_concatv2df_sse3): Likewise.
4860 (*sse4_1_pextrb): Likewise.
4861 (*sse4_1_pextrb_memory): Likewise.
4862 (*sse2_pextrw): Likewise.
4863 (*sse4_1_pextrw_memory): Likewise.
4864 (*sse4_1_pextrd): Likewise.
4865 (*sse4_1_pextrq): Likewise.
4866 (sse2_pshufd_1): Likewise.
4867 (sse2_pshuflw_1): Likewise.
4868 (sse2_pshufhw_1): Likewise.
4869 (*sse2_storeq_rex64): Likewise.
4870 (*vec_dupv4si): Likewise.
4871 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
4872 (sse2_pmovmskb): Likewise.
4873 (*sse2_maskmovdqu): Likewise.
4874 (*sse2_maskmovdqu_rex64): Likewise.
4875 (sse_ldmxcsr): Likewise.
4876 (sse_stmxcsr): Likewise.
4877 (abs<mode>2): Likewise.
4878 (sse4_1_movntdqa): Likewise.
4879 (sse4_1_phminposuw): Likewise.
4880 (sse4_1_extendv8qiv8hi2): Likewise.
4881 (*sse4_1_extendv8qiv8hi2): Likewise.
4882 (sse4_1_extendv4qiv4si2): Likewise.
4883 (*sse4_1_extendv4qiv4si2): Likewise.
4884 (sse4_1_extendv2qiv2di2): Likewise.
4885 (*sse4_1_extendv2qiv2di2): Likewise.
4886 (sse4_1_extendv4hiv4si2): Likewise.
4887 (*sse4_1_extendv4hiv4si2): Likewise.
4888 (sse4_1_extendv2hiv2di2): Likewise.
4889 (*sse4_1_extendv2hiv2di2): Likewise.
4890 (sse4_1_extendv2siv2di2): Likewise.
4891 (*sse4_1_extendv2siv2di2): Likewise.
4892 (sse4_1_zero_extendv8qiv8hi2): Likewise.
4893 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
4894 (sse4_1_zero_extendv4qiv4si2): Likewise.
4895 (*sse4_1_zero_extendv4qiv4si2): Likewise.
4896 (sse4_1_zero_extendv2qiv2di2): Likewise.
4897 (*sse4_1_zero_extendv2qiv2di2): Likewise.
4898 (sse4_1_zero_extendv4hiv4si2): Likewise.
4899 (*sse4_1_zero_extendv4hiv4si2): Likewise.
4900 (sse4_1_zero_extendv2hiv2di2): Likewise.
4901 (*sse4_1_zero_extendv2hiv2di2): Likewise.
4902 (sse4_1_zero_extendv2siv2di2): Likewise.
4903 (*sse4_1_zero_extendv2siv2di2): Likewise.
4904 (sse4_1_ptest): Likewise.
4905 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
4906 (sse4_2_pcmpestri): Likewise.
4907 (sse4_2_pcmpestrm): Likewise.
4908 (sse4_2_pcmpistri): Likewise.
4909 (sse4_2_pcmpistrm): Likewise.
4911 (aeskeygenassist): Likewise.
4913 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
4915 * config/i386/predicates.md (vzeroall_operation): New.
4917 * config/i386/sse.md (avx_vzeroall): New.
4918 (*avx_vzeroall): Likewise.
4920 2008-08-28 Paul Brook <paul@codesourcery.com>
4921 Mark Shinwell <shinwell@codesourcery.com>
4922 Richard Earnshaw <richard.earnshaw@arm.com>
4924 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
4925 (TARGET_MIN_ANCHOR_OFFSET): New.
4926 (arm_override_options): Set correct anchor ranges for Thumb-1
4927 and Thumb-2 if required.
4928 (legitimize_pic_address): Handle case involving a TLS symbol
4929 reference with an addend.
4930 (arm_optimization_options): Enable section anchors at -O1 and
4932 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
4933 * config/arm/arm-protos.h (arm_optimization_options): New.
4935 2008-08-28 Nick Clifton <nickc@redhat.com>
4937 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
4938 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
4941 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
4942 * config/v850/v850.md (return): Remove frame size restriction.
4944 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
4946 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
4948 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
4950 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
4952 2008-08-28 Paul Brook <paul@codesourcery.com>
4954 * config/arm/vfp11.md: Update license notice.
4955 * config/arm/cortex-r4.md: Ditto.
4957 2008-08-28 Richard Guenther <rguenther@suse.de>
4959 PR tree-optimization/37207
4960 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
4963 2008-08-28 Dodji Seketeli <dodji@redhat.com>
4966 * tree.c (int_fits_type_p): Don't forget unsigned integers
4967 of type sizetype which higher end word equals -1.
4969 2008-08-28 Ira Rosen <irar@il.ibm.com>
4971 * target.h (struct vectorize): Add new target builtin.
4972 * tree-vectorizer.c (destroy_loop_vec_info): Call
4973 vect_free_slp_instance instead of vect_free_slp_node.
4974 * tree-vectorizer.h (enum slp_load_perm_type): New.
4975 (struct _slp_instance): Add new fields.
4976 (SLP_INSTANCE_LOAD_PERMUTATION): New.
4977 (SLP_INSTANCE_LOADS): New.
4978 (vect_free_slp_tree): Remove.
4979 (vect_free_slp_instance): Declare.
4980 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
4981 (vectorizable_load): Add argument.
4982 (vect_transform_slp_perm_load): New.
4983 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
4985 (vect_get_place_in_interleaving_chain): New function.
4986 (vect_free_slp_tree): Make static.
4987 (vect_free_slp_instance): New function.
4988 (vect_build_slp_tree): Add new arguments. Allow load permutations and
4989 collect the load location in the interleaving chain.
4990 (vect_supported_slp_permutation_p): New function.
4991 (vect_supported_load_permutation_p): Likewise.
4992 (vect_analyze_slp_instance): In case of loads permutation, call
4993 vect_supported_load_permutation_p to check that the permutation is
4995 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
4996 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
4997 (vect_create_mask_and_perm): New function.
4998 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
4999 (vectorizable_load): Add an argument. Don't keep the created vectors
5000 statements in the node if permutation is required. Call
5001 vect_transform_slp_perm_load to generate the permutation.
5002 (vect_transform_stmt): Add new argument. Call vectorizable_load with
5003 additional argument.
5004 (vect_schedule_slp_instance): In case of loads permutation, allocate
5005 vectorized statements structure for all the related SLP nodes. Call
5006 vect_transform_stmt with addditional argument.
5007 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
5008 * config/spu/spu.c (spu_builtin_vec_perm): New.
5009 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
5010 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
5011 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
5012 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
5014 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
5016 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
5017 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
5018 __gthread_cond_signal, __gthread_cond_timedwait,
5019 __gthread_cond_timedwait_recursive): New functions.
5020 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
5022 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
5025 2008-08-28 Richard Guenther <rguenther@suse.de>
5028 * fold-const.c (maybe_canonicalize_comparison_1): Require
5029 undefined overflow only for canonicalizing A +- CST cmp CST.
5030 Make sure to not generate new constants that are not inside
5031 their TYPE_MIN/MAX_VALUE range.
5032 (maybe_canonicalize_comparison): Remove undefined overflow
5034 (fold_binary): Remove now duplicate folding.
5036 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
5038 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
5039 use not updated in the last change.
5041 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
5043 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
5044 (IRA_COVER_CLASSES): Add FPUL_REGS.
5046 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5049 * c-common.c (conversion_warning): Check for null operands.
5051 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5054 * c-decl.c (check_for_loop_decls): Improve error message. Give
5057 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5060 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
5061 (convert_for_assignment): Pass corrent OPT_W* parameter to
5062 WARN_FOR_ASSIGNMENT.
5064 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
5067 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
5069 2008-08-27 Paul Brook <paul@codesourcery.com>
5071 * config.gcc: Loosen checks for arm uclinux eabi targets.
5073 2008-08-27 Paul Brook <paul@codesourcery.com>
5075 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
5077 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
5079 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
5081 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
5082 the enumerators of an ENUMERAL_TYPE.
5083 * dbxout.c (dbxout_type): Ditto.
5085 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
5088 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
5089 (fwprop_addr): Check that the loop_father is not the outer loop.
5091 2008-08-26 Paul Brook <paul@codesourcery.com>
5093 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
5094 Remove documentation entry for fmul type.
5095 Use fmuls to annotate single-precision multiplication patterns,
5096 fmuld to annotate double-precision multiplication patterns,
5097 fmacs to annotate single-precision multiply-accumulate patterns
5098 and fmacd to annotate double-precision multiply-accumulate patterns.
5099 * config/arm/vfp11.md: Update reservations accordingly.
5100 * config/arm/arm.md: Note that certain values of the "type"
5101 attribute are documented in vfp.md.
5102 * config/arm/arm1020e.md: Remove out of date duplicate comment.
5103 (v10_cvt): Use new fmul types.
5105 2008-08-26 Paul Brook <paul@codesourcery.com>
5107 * config/arm/vfp.md: Move pipeline description for VFP11 to...
5108 * config/arm/vfp11.md: ...here. New.
5109 * config/arm/arm.md: Include vfp11.md.
5111 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
5113 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
5114 parameter to inform call.
5116 2008-08-26 Jeff Law <law@redhat.com>
5118 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
5119 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
5120 preferred class when copying a constant into a partial word register.
5122 2008-08-26 Ben Elliston <bje@au.ibm.com>
5124 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
5125 * cp/typeck.c: Likewise.
5126 * cp/tree.c: Likewise.
5127 * gimple-low.c: Likewise.
5130 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
5132 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
5133 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
5135 * doc/passes.texi: Describe IRA.
5137 * doc/tm.texi (IRA_COVER_CLASSES,
5138 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
5140 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
5141 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
5142 -fira-propagate-cost, -fno-ira-share-save-slots,
5143 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
5145 * flags.h (ira_algorithm): New enumeration.
5146 (flag_ira_algorithm, flag_ira_verbose): New external variable
5149 * postreload.c (gate_handle_postreload): Don't do post reload
5150 optimizations unless the reload is completed.
5152 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
5155 * tree-pass.h (pass_ira): New external variable declaration.
5157 * reload.h: Add 2008 to the Copyright.
5159 * cfgloopanal.c: Include params.h.
5160 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
5163 * params.h (IRA_MAX_LOOPS_NUM): New macro.
5165 * toplev.c (ira.h): New include.
5166 (flag_ira_algorithm, flag_ira_verbose): New external variables.
5167 (backend_init_target): Call ira_init.
5168 (backend_init): Call ira_init_once.
5169 (finalize): Call finish_ira_once.
5171 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
5172 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
5175 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
5176 may_move_out_cost): New external variable declarations.
5177 (move_table): New typedef.
5179 * caller-save.c: Include headers output.h and ira.h.
5180 (no_caller_save_reg_set): New global variable.
5181 (save_slots_num, save_slots): New variables.
5182 (reg_save_code, reg_restore_code, add_stored_regs): Add
5184 (init_caller_save): Set up no_caller_save_reg_set.
5185 (init_save_areas): Reset save_slots_num.
5186 (saved_hard_reg): New structure.
5187 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
5188 (initiate_saved_hard_regs, new_saved_hard_reg,
5189 finish_saved_hard_regs, saved_hard_reg_compare_func): New
5191 (setup_save_areas): Add code for sharing stack slots.
5192 (all_blocks): New variable.
5193 (save_call_clobbered_regs): Process pseudo-register too.
5194 (mark_set_regs): Process pseudo-register too.
5195 (insert_one_insn): Put the insn after bb note in a empty basic
5196 block. Add insn check.
5198 * global.c (eliminable_regset): Make it external.
5199 (mark_elimination): Use DF_LR_IN for IRA.
5200 (pseudo_for_reload_consideration_p): New.
5201 (build_insn_chain): Make it external. Don't ignore spilled
5202 pseudos for IRA. Use pseudo_for_reload_consideration_p.
5203 (gate_handle_global_alloc): New function.
5204 (pass_global_alloc): Add the gate function.
5206 * opts.c (decode_options): Set up flag_ira. Print the warning for
5208 (common_handle_option): Process -fira-algorithm and -fira-verbose.
5210 * timevar.def (TV_IRA, TV_RELOAD): New passes.
5212 * regmove.c (regmove_optimize): Don't do replacement of output for
5215 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
5216 New external variable declarations.
5218 * local-alloc.c (update_equiv_regs): Make it external. Return
5219 true if jump label rebuilding should be done. Rescan new_insn for
5221 (gate_handle_local_alloc): New function.
5222 (pass_local_alloc): Add the gate function.
5224 * alias.c (value_addr_p, stack_addr_p): New functions.
5225 (nonoverlapping_memrefs_p): Use them for IRA.
5227 * common.opt (fira, fira-algorithm, fira-coalesce,
5228 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
5229 fira-verbose): New options.
5231 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
5232 move_cost, may_move_in_cost, may_move_out_cost): Make the
5234 (move_table): Remove typedef.
5235 (init_move_cost): Make it external.
5236 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
5239 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
5240 setup_reg_classes): New function prototypes.
5241 (eliminable_regset): New external variable declaration.
5242 (build_insn_chain, update_equiv_regs): New function prototypes.
5244 * Makefile.in (IRA_INT_H): New definition.
5245 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
5246 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
5247 (reload1.o, toplev.o): Add dependence on ira.h.
5248 (cfgloopanal.o): Add PARAMS_H.
5249 (caller-save.o): Add dependence on output.h and ira.h.
5250 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
5251 ira-emit.o, ira-lives.o): New entries.
5253 * passes.c (pass_ira): New pass.
5255 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
5257 * reload1.c (ira.h): Include the header.
5258 (changed_allocation_pseudos): New bitmap.
5259 (init_reload): Initiate the bitmap.
5260 (compute_use_by_pseudos): Permits spilled registers in FROM.
5261 (temp_pseudo_reg_arr): New variable.
5262 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
5263 IRA. Call alter_reg with the additional parameter. Don't clear
5264 spilled_pseudos for IRA. Restore original insn chain for IRA.
5265 Clear changed_allocation_pseudos at the end of reload.
5266 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
5267 (hard_regno_to_pseudo_regno): New variable.
5268 (count_pseudo): Check spilled pseudos. Set up
5269 hard_regno_to_pseudo_regno.
5270 (count_spilled_pseudo): Check spilled pseudos. Update
5271 hard_regno_to_pseudo_regno.
5272 (find_reg): Use better_spill_reload_regno_p. Check
5273 hard_regno_to_pseudo_regno.
5274 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
5276 (eliminate_regs_1): Use additional parameter for alter_reg.
5277 (finish_spills): Set up pseudo_previous_regs only for spilled
5278 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
5279 more arguments. Don't clear live_throughout and dead_or_set for
5280 spilled pseudos. Use additional parameter for alter_reg. Call
5281 mark_allocation_change. Set up changed_allocation_pseudos.
5282 Remove sanity check.
5283 (emit_input_reload_insns, delete_output_reload): Use additional
5284 parameter for alter_reg. Call mark_allocation_change.
5285 (substitute, gen_reload_chain_without_interm_reg_p): New
5287 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
5289 * testsuite/gcc.dg/20080410-1.c: New file.
5291 * config/s390/s390.h (IRA_COVER_CLASSES,
5292 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
5294 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
5296 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
5298 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
5300 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
5302 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
5304 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
5306 2008-08-24 Jeff Law <law@redhat.com>
5307 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
5308 when ignoring unavailable registers.
5310 2008-08-24 Jeff Law <law@redhat.com>
5311 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
5312 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
5313 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
5314 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
5316 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
5317 * ira-build.c (allocno_range_compare_func): Stabilize sort.
5319 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
5320 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
5321 * reload1.c (find_reg): Process registers in register allocation order.
5323 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
5324 * toplev.c (backend_init_target): Move ira_init call from
5326 (lang_dependent_init_target): ...to here.
5328 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
5329 * ira.c (setup_class_subset_and_memory_move_costs): Don't
5330 calculate memory move costs for NO_REGS.
5332 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
5333 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
5334 STACK_REGS is defined.
5336 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
5337 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
5339 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
5340 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
5342 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
5343 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
5344 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
5347 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
5348 Dorit Nuzman <dorit@il.ibm.com>
5350 * gcc/config/spu/spu.md (vec_extract_evenv4si,
5351 vec_extract_evenv4sf, vec_extract_evenv8hi,
5352 vec_extract_evenv16qi, vec_extract_oddv4si,
5353 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
5354 vec_interleave_highv4sf, vec_interleave_lowv4sf,
5355 vec_interleave_highv4si, vec_interleave_lowv4si,
5356 vec_interleave_highv8hi, vec_interleave_lowv8hi,
5357 vec_interleave_highv16qi, vec_interleave_lowv16qi,
5358 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
5360 2008-08-25 Janis Johnson <janis187@us.ibm.com>
5363 * config/rs6000/rs6000.c (optimization_options): Don't default to
5364 section anchors without toplevel reorder.
5366 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5368 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
5369 (mfc_end_critical_section): Likewise.
5371 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5373 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
5374 all type qualifiers from element type to vector type.
5376 2008-08-25 David Daney <ddaney@avtrex.com>
5378 * config/mips/mips.md (immediate_insn): Move up in file, fix
5379 comment typo, reformat.
5380 (fetchop_bit, atomic_hiqi_op memory_barrier,
5381 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
5382 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
5383 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
5384 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
5385 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
5386 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
5387 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
5388 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
5389 sync_old_nand<mode>, sync_new_nand<mode>,
5390 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
5391 test_and_set_12): Moved to sync.md.
5393 * config/mips/sync.md: New file.
5395 2008-08-25 Richard Henderson <rth@redhat.com>
5397 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
5398 (regsave): Likewise.
5399 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
5400 (output_cfi_directive): Likewise.
5401 (div_data_align): New.
5402 (output_cfi): Use it.
5404 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
5406 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
5407 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
5408 (TARGET_OCTEON): New macro.
5409 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
5410 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
5411 (ISA_HAS_POP): New macro.
5412 * config/mips/driver-native.c (host_detect_local_cpu): Handle
5414 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
5416 * config/mips/mips.md (cpu): Add octeon.
5417 (type): Add pop attribute value.
5418 (popcount<mode>2): New pattern.
5419 * doc/invoke.texi (-march=@var{arch}): Add octeon.
5421 2008-08-24 Jan Hubicka <jh@suse.cz>
5423 * doc/invoke.texi (-fipa-cp-clone): New option.
5424 (-fipa-cp): Update docs.
5425 (--param ipcp-unit-growth):New.
5426 * ipa-cp.c: Include fibheap.h, params.h
5427 (ipcp_initialize_node_lattices): When not cloning, all externally
5428 visible functions are bottom.
5429 (ipcp_need_redirect_p): Accept clones.
5430 (ipcp_insert_stage): Use cost driven heuristics.
5431 (max_count, dead_nodes): New static vars.
5432 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
5433 ipcp_const_param_count): New functions.
5434 * common.opt (ipa-cp-clone): New command line option.
5435 * params.def (ipcp-unit-growth): New.
5437 2008-08-24 Jan Hubicka <jh@suse.cz>
5439 * tree-inline.c (tree_function_versioning): Look harder
5440 for referenced vars.
5442 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
5444 PR tree-optimization/37185
5445 * matrix-reorg.c (transform_access_sites): Update changed stmt.
5447 2008-08-23 Jan Hubicka <jh@suse.cz>
5449 * ipa-cp.c (ipcp_analyze_node): New function.
5450 (ipcp_update_cloned_node): Use it.
5451 (ipcp_init_stage): Likewise.
5452 * ipa-inline.c (function_insertion_hook_holder): New static var.
5453 (analyze_function): Break out from ....
5454 (inline_generate_summary): Here; register insertion hook.
5455 (cgraph_decide_inlining): Remove hook.
5456 (add_new_function): New function.
5458 2008-08-23 Jan Hubicka <jh@suse.cz>
5460 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
5462 2008-08-23 Jan Hubicka <jh@suse.cz>
5464 * ipa-cp.c (constant_val_insert): Remove.
5465 (ipcp_propagate_one_const): Remove.
5466 (ipcp_create_replace_map): Always insert replacements to the map.
5467 (ipcp_insert_stage): Do not try to insert statements by hand.
5468 * tree-inline.c (insert_init_stmt): Break out from ...
5469 (setup_one_parameter): ... here; allow NULL BB pointer.
5470 (tree_function_versioning): Use setup_one_parameter to process
5473 2008-08-23 Jan Hubicka <jh@suse.cz>
5475 * tree.c (decl_address_ip_invariant_p): New function.
5476 * tree.h (decl_address_ip_invariant_p): Declare.
5477 * gimple.c (strip_invariant_refs): Break out from ...
5478 (is_gimple_invariant_address): ... here
5479 (is_gimple_ip_invariant_address): New function.
5480 (is_gimple_ip_invariant): New function.
5481 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
5484 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
5485 (ipcp_lat_is_insertable): All constants are insertable.
5486 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
5487 IPA_CONST_VALUE_REF.
5488 (ipcp_initialize_node_lattices): Propagate all types of operands.
5489 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
5490 (ipcp_create_replace_map): Reformat.
5491 (ipcp_need_redirect_p): Simplify.
5492 (ipcp_insert_stage): Check that argument is used before clonning.
5493 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
5495 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
5496 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
5497 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
5498 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
5499 (jump_func_type): Remove IPA_CONST_VALUE_REF.
5500 * tree-inline.c (tree_function_versioning): Add variables referenced
5503 2008-08-23 Jan Hubicka <jh@suse.cz>
5506 * i386.c (standard_80387_constant_p): Use optimize_size.
5508 2008-08-23 Ira Rosen <irar@il.ibm.com>
5510 PR tree-optimization/37161
5511 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
5512 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
5513 (vect_determine_vectorization_factor): Move the scalar type
5514 retrieval to vect_get_smallest_scalar_type.
5515 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
5516 scalar type. Remove redundant computation.
5517 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
5518 (vect_get_slp_defs): Take the type of RHS into account if
5519 necessary by calling vect_get_smallest_scalar_type. Call
5520 vect_get_constant_vectors with additional argument.
5522 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5525 * doc/invoke.texi (Wwrite-strings): Clarify description.
5527 2008-08-23 Ira Rosen <irar@il.ibm.com>
5529 PR tree-optimization/37174
5530 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
5531 def stmt is a part of the loop before accessing its stmt_vec_info.
5533 2008-08-22 Anatoly Sokolov <aesok@post.ru>
5536 * config/avr/avr.md (UNSPEC_SWAP): New constants.
5537 (*swap): New insn pattern.
5538 (*ashlqi3): Rename from ashlqi3 insn pattern.
5539 (ashlqi3): New expanders.
5540 (*lshrqi3): Rename from lshrqi3 insn pattern.
5541 (lshrqi3): New expanders.
5542 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
5543 lshrqi3_const5, lshrqi3_const6): New splitters.
5544 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
5545 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
5548 2008-08-22 Richard Guenther <rguenther@suse.de>
5550 PR tree-optimization/37078
5551 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
5552 [+INF, +INF] ranges.
5554 2008-08-22 Richard Guenther <rguenther@suse.de>
5556 PR tree-optimization/37143
5557 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
5558 a conversion statement instead of a copy.
5560 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
5563 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
5564 CCCmode, CCOmode and CCSmode destination modes.
5567 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
5568 from different units in a single alternative.
5569 (*vec_extractv2sf_1): Ditto.
5570 (*vec_extractv2si_0): Ditto.
5571 (*vec_extractv2si_1): Ditto.
5572 * config/i386/sse.md (sse2_storehpd): Ditto.
5573 (sse2_storelpd): Ditto.
5574 (sse2_loadhpd): Ditto.
5575 (sse2_loadlpd): Ditto.
5578 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
5579 (popcountsi2): Ditto.
5580 (clzdi2_abm): Ditto.
5581 (popcountdi2): Ditto.
5582 (clzhi2_abm): Ditto.
5583 (popcounthi2): Ditto.
5585 2008-08-22 Richard Guenther <rguenther@suse.de>
5589 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
5590 if the multiplication does not overflow.
5592 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
5594 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
5596 2008-08-21 Richard Henderson <rth@redhat.com>
5598 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
5599 spurrious comma from test.
5600 * configure: Rebuild.
5602 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5605 * builtins.c (fold_builtin_next_arg): Add warning about undefined
5608 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
5610 * c-tree.h (grokfield): New argument.
5611 * c-decl.c (grokfield): Handle new location argument.
5612 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
5614 2008-08-21 Richard Guenther <rguenther@suse.de>
5616 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
5618 2008-08-21 Jan Hubicka <jh@suse.cz>
5620 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
5621 (cgraph_add_function_insertion_hook,
5622 cgraph_remove_function_insertion_hook,
5623 cgraph_call_function_insertion_hooks): New functions.
5624 * cgraph.h (cgraph_add_function_insertion_hook,
5625 cgraph_remove_function_insertion_hook,
5626 cgraph_call_function_insertion_hooks): Declare.
5627 * ipa-reference.c (function_insertion_hook_holder): New variable.
5628 (check_operand, look_for_address_of): When checking late, do not care
5629 about module bitmaps.
5630 (add_new_function): New function.
5631 (generate_summary): Register hooks; zero module bitmaps.
5632 (propagate): Unregister hooks.
5633 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
5634 (add_new_function): New function.
5635 (generate_summary): Register hook.
5636 (propagate): Remove hook.
5638 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
5640 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
5641 * ipa-cp.c (ipcp_update_cloned_node): New function.
5642 (build_const_val): Handle functions correctly; bring type logic
5643 into sync with tree-inline.c
5644 (ipcp_init_stage): Take care of computing stuff needed by
5645 indirect inlining; update clones.
5646 (ipcp_generate_summary): Break out of ipcp_driver.
5647 (ipcp_driver): Do only execution and transformation.
5648 (pass_ipa_cp): Make IPA_PASS.
5649 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
5651 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
5652 ipcp, some info is already available.
5653 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
5654 * tree-inline.c (remap_ssa_name): Unshare expression.
5656 2008-08-21 Richard Guenther <rguenther@suse.de>
5658 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
5659 a PHI ask VN if it is already available.
5660 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
5661 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
5663 2008-08-21 Richard Guenther <rguenther@suse.de>
5666 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
5667 makes sure to produce a result of the correct type.
5669 2008-08-21 Jan Hubicka <jh@suse.cz>
5670 Backport from LTO branch:
5672 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5673 Jan Hubicka <jh@suse.cz>
5676 (init_state, finish_state, set_function_state, generate_summary):
5678 (scan_stmt): Renamed from scan_function. Changed to keep state in
5679 local static vars rather than cgraph aux field.
5680 (propagate): Renamed from static_execute. Changed to keep state in
5681 local static vars rather than cgraph aux field.
5682 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
5683 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
5685 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
5687 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
5688 * ipa-reference.c (init_function_info, generate_summary,
5689 propagate): New functions.
5690 (analyze_function): Call init_function_info.
5691 (static_execute): Stripped into generate_summary and propagate.
5692 (pass_ipa_reference): Made into ipa_opt_pass.
5694 2008-08-21 Richard Guenther <rguenther@suse.de>
5696 PR tree-optimization/37181
5697 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
5699 (extract_range_from_unary_expr): Likewise.
5701 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5703 * diagnostic.c (pedwarn_at): Rename as pedwarn.
5705 * toplev.h (pedwarn_at): Likewise.
5706 * builtins.c: Update all calls to pedwarn.
5707 * c-lex.c: Likewise.
5708 * toplev.c: Likewise.
5709 * c-tree.h: Likewise.
5710 * c-decl.c: Likewise.
5711 * c-errors.c: Likewise.
5712 * c-typeck.c: Likewise.
5713 * c-common.c: Likewise.
5714 * c-parser.c: Likewise.
5716 2008-08-20 Joseph Myers <joseph@codesourcery.com>
5719 * config/sparc/sparc.c (function_arg_slotno): Handle structure
5720 with MODE_VECTOR_INT mode.
5722 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5725 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
5726 initialized outside the current module.
5727 (warn_uninitialized_var): Ignore left-hand side when walking the
5728 trees. Ignore address expressions. Examine VUSE operands in gimple
5729 statements with a variable declaration on the right-hand side.
5731 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
5734 * rtlanal.c (subreg_offset_representable_p): Revert last change.
5736 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5739 * c-common.c (conversion_warning): Do not warn if applying bit-and
5740 operator to unsigned constant that fits in the target type.
5742 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5745 * c-common.c (conversion_warning): Do not warn for artificial
5748 2008-08-20 Richard Guenther <rguenther@suse.de>
5750 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
5751 (extract_range_from_binary_expr): Fall back to constant propagation.
5752 (extract_range_from_unary_expr): Likewise.
5754 2008-08-20 Richard Guenther <rguenther@suse.de>
5756 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
5757 with TREE_THIS_VOLATILE on shared nodes.
5758 (fold_stmt_r): Likewise.
5760 2008-08-20 Jakub Jelinek <jakub@redhat.com>
5763 * c-parser.c (c_parser_attributes): For keywords use canonical
5764 spelling for attr_name.
5766 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5768 * value-prof.c (check_counter): Revert wrong call to error.
5770 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5772 * profile.c: Update calls to inform.
5773 * value-prof.c: Update calls to inform.
5775 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5777 * diagnostic.c (inform): Add an explicit location_t parameter.
5778 * toplev.h (inform): Update declaration.
5779 * builtins.c: Update all calls to inform.
5780 * c-common.c: Likewise.
5781 * c-decl.c: Likewise.
5782 * c-opts.c: Likewise.
5783 * c-pch.c: Likewise.
5784 * c-pragma.c: Likewise.
5785 * c-typeck.c: Likewise.
5786 * coverage.c: Likewise.
5788 * toplev.c: Likewise.
5789 * tree-cfg.c: Likewise.
5790 * tree-ssa.c: Likewise.
5792 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
5795 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
5796 V2DI mode, for SSE4.1, use movq instead of vector set if the
5797 second element is zero and inter-unit moves are OK.
5799 2008-08-20 Richard Guenther <rguenther@suse.de>
5801 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
5802 properly handle conversion/copy chains after tuplification.
5804 2008-08-20 Richard Guenther <rguenther@suse.de>
5806 * passes.c (init_optimization_passes): Move the second
5807 forwprop pass before alias computation. Remove the second
5808 DCE pass. Remove the first dominator and phi copy/const
5811 2008-08-20 Nick Clifton <nickc@redhat.com>
5813 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
5814 support of this feature. Do not assume that a sufficiently new
5815 assembler will support the feature regardless of the target type.
5816 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
5817 * configure: Regenerate.
5819 2008-08-20 Richard Guenther <rguenther@suse.de>
5821 * tree-vrp.c (found_in_subgraph): Remove.
5822 (live): New global static.
5823 (live_on_edge): New function.
5824 (blocks_visited): Remove.
5825 (register_edge_assert_for_2): Use live_on_edge.
5826 (find_conditional_asserts): Remove code dealing with
5827 found_in_subgraph. Do not walk the CFG.
5828 (find_switch_asserts): Likewise.
5829 (find_assert_locations_1): Renamed from find_assert_locations.
5830 Move finding assert locations for conditional and switch
5831 statements first. Update live bitmap. Do not walk the CFG.
5832 (find_assert_locations): New function.
5833 (insert_range_assertions): Remove entry of CFG walk.
5834 Adjust call to find_assert_locations.
5835 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
5836 that only can appear because of fake exit edges but assert we
5837 never try to insert on those.
5838 (fini_pre): Do not remove fake exit edges here...
5839 (execute_pre): ...but here, before committing edge inserts.
5841 2008-08-19 Richard Guenther <rguenther@suse.de>
5843 * passes.c (init_optimization_passes): Exchange store-ccp
5846 2008-08-19 Rafael EspÃndola <espindola@google.com>
5848 * varasm.c (weak_decls): Move earlier in the file.
5849 (assemble_external): Add weak decls to the weak_decls list.
5850 (declare_weak): Don't add decls to the weak_decls list.
5852 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
5855 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
5856 before (sse2_shufpd_<mode>).
5858 2008-08-19 Jakub Jelinek <jakub@redhat.com>
5861 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
5862 * tree.c (block_nonartificial_location): Likewise.
5864 2008-08-19 Richard Guenther <rguenther@suse.de>
5866 PR tree-optimization/35972
5867 PR tree-optimization/23094
5868 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
5870 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
5871 handle MISALIGNED_INDIRECT_REF.
5872 (get_ref_from_reference_ops): New helper.
5873 (vn_reference_lookup_pieces): Walk the use-def chain using the
5874 alias-oracle if requested.
5875 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
5876 walking the use-def chain.
5877 (compute_avail): But not here.
5878 (create_component_ref_by_pieces_1): Properly handle
5879 MISALIGNED_INDIRECT_REF.
5880 (do_regular_insertion): Handle fully redundant
5881 expressions after PHI-translation also for SSA_NAME values, not
5882 only constants. Correctly use edoubleprime for that.
5884 2008-08-19 Ira Rosen <irar@il.ibm.com>
5886 * tree-vectorizer.c (supportable_widening_operation): Support
5887 multi-step conversion, return the number of steps in such conversion
5888 and the required intermediate types.
5889 (supportable_narrowing_operation): Likewise.
5890 * tree-vectorizer.h (vect_pow2): New function.
5891 (supportable_widening_operation): Change argument types.
5892 (supportable_narrowing_operation): Likewise.
5893 (vectorizable_type_promotion): Add an argument.
5894 (vectorizable_type_demotion): Likewise.
5895 * tree-vect-analyze.c (vect_analyze_operations): Call
5896 vectorizable_type_promotion and vectorizable_type_demotion with
5897 additional argument.
5898 (vect_get_and_check_slp_defs): Detect patterns.
5899 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
5901 (vect_analyze_slp_instance): Don't fail in case of multiple types.
5902 Call vect_build_slp_tree with correct arguments. Calculate unrolling
5903 factor according to the smallest type in the loop.
5904 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
5905 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
5906 supportable_widening_operation with correct arguments.
5907 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
5908 operands lists according to the number of vector statements in left
5909 or right node, if exists.
5910 (vect_gen_widened_results_half): Remove unused argument.
5911 (vectorizable_conversion): Call supportable_widening_operation,
5912 supportable_narrowing_operation, and vect_gen_widened_results_half
5913 with correct arguments.
5914 (vectorizable_assignment): Change documentation, support multiple
5916 (vectorizable_operation): Likewise.
5917 (vect_get_loop_based_defs): New function.
5918 (vect_create_vectorized_demotion_stmts): Likewise.
5919 (vectorizable_type_demotion): Support loop-aware SLP and general
5920 multi-step conversion. Call vect_get_loop_based_defs and
5921 vect_create_vectorized_demotion_stmts for transformation.
5922 (vect_create_vectorized_promotion_stmts): New function.
5923 (vectorizable_type_promotion): Support loop-aware SLP and general
5924 multi-step conversion. Call vect_create_vectorized_promotion_stmts
5926 (vectorizable_store): Change documentation, support multiple
5928 (vectorizable_load): Likewise.
5929 (vect_transform_stmt): Pass SLP_NODE to
5930 vectorizable_type_promotion and vectorizable_type_demotion.
5931 (vect_schedule_slp_instance): Move here the calculation of number
5932 of vectorized statements for each node from...
5933 (vect_schedule_slp): ... here.
5934 (vect_transform_loop): Call vect_schedule_slp without the last
5937 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
5940 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
5941 to == in assert statement.
5942 (vectorizable_reduction): Fix typo.
5944 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5947 * value-prof.c (check_counter): Dereference pointer to overall
5948 count when printing it.
5950 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5952 * profile.h: Really add it.
5954 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
5956 * mcf.c: Really add it.
5958 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
5959 Vinodha Ramasamy <vinodha@google.com>
5961 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
5963 * value-prof.c (check_counter): Fix the counter if
5964 flag_profile_correction is true.
5965 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
5966 tree_mod_subtract_transform):
5967 Follow check_counter parameter change.
5968 * common.opt (fprofile-correction): New option.
5970 * profile.h: Likewise.
5971 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
5972 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
5973 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
5975 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
5976 flag_profile_correction is set.
5978 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
5980 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
5982 2008-08-18 Tomas Bily <tbily@suse.cz>
5984 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
5985 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
5987 * tree-data-ref.c (split_constant_offset_1): Likewise.
5988 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
5989 * tree-sra.c (sra_walk_expr): Likewise.
5990 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
5991 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
5992 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
5993 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
5995 * gimple.c (gimple_assign_unary_nop_p): Likewise.
5996 * tree-vect-transform.c (vectorizable_type_demotion)
5997 (vectorizable_type_promotion): Likewise.
5998 * tree-inline.c (expand_call_inline):
5999 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
6000 (forward_propagate_addr_expr_1, forward_propagate_comparison)
6001 (tree_ssa_forward_propagate_single_use_vars): Likewise.
6002 * expr.c (expand_expr_real_1): Likewise.
6003 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
6004 (gimple_assign_unary_useless_conversion_p): Likewise.
6005 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
6006 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
6007 * fold-const.c (fold_unary): Likewise.
6008 * tree.h (CONVERT_EXPR_P): Likewise.
6009 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
6010 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
6012 (register_edge_assert_for_2, extract_range_from_unary_expr)
6013 (register_edge_assert_for_1): Likewise.
6015 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6017 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
6018 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
6019 (enum real_value_const): Delete.
6020 (get_real_const): Delete.
6021 * real.c (get_real_const): Delete.
6022 (dconst_e_ptr): Define.
6023 (dconst_third_ptr): Define.
6024 (dconst_sqrt2_ptr): Define.
6025 * builtins.c: Update all callers.
6027 2008-08-18 Richard Guenther <rguenther@suse.de>
6029 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
6030 statement iterator after statement removal.
6032 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
6034 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
6035 (detect_processor_freebsd): Likewise.
6036 (host_detect_local_cpu): Call newly added functions for FreeBSD.
6038 2008-08-18 Richard Guenther <rguenther@suse.de>
6040 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
6041 and loads have the correct types.
6043 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6046 * c-opts.c (cpp_opts): Remove static.
6047 * c-parser.c (cpp_opts): Declare it extern.
6048 (disable_extension_diagnostics): Handle cpp options.
6049 (enable_extension_diagnostics): Likewise.
6051 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6053 * diagnostics.c (permerror_at): Rename as permerror.
6054 (permerror): Delete.
6055 * toplev.h: Likewise.
6057 2008-08-18 Richard Guenther <rguenther@suse.de>
6059 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
6060 sdse1 and addressables2 passes. Replace dce1 with cddce1.
6061 Move call_cdce before build_alias. Move copyrename2,
6062 cunrolli and ccp2 beafore build_alias. Re-add addressable2
6063 right after final inlining.
6064 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
6065 (pass_build_cfg): But instead via TODO_dump_func.
6067 2008-08-18 Richard Guenther <rguenther@suse.de>
6069 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
6071 (scalarize_init): If we failed to generate some initializers
6072 do not generate zeros for not instantiated members. Instead
6073 rely on the copy out.
6074 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
6075 about missing flow-sensitive alias info only if we have
6078 2008-08-17 Nick Clifton <nickc@redhat.com>
6080 * doc/extend.texi (Function Attributes): Fix typo in description
6081 if hot function attribute.
6083 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
6084 Richard Sandiford <rdsandiford@googlemail.com>
6086 * doc/install.texi (--with-mips-plt): Document.
6087 * doc/invoke.texi (-mplt, -mno-plt): Document.
6088 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
6089 and handle ${with_mips_plt}.
6090 * config/mips/mips.opt (mplt): New option.
6091 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
6092 (TARGET_ABICALLS_PIC2): Likewise.
6093 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
6094 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
6095 (ASM_SPEC): Use !mabi=* instead of !mabi*.
6096 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
6097 to decide whether to output ".option picX" directives.
6098 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
6099 Pass -call_nonpic rather than -KPIC for -mplt.
6100 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
6101 on the command line. Also remove it when -mabi=64 is used without
6103 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
6104 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
6105 TARGET_ABICALLS_PIC0.
6106 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
6108 (mips16_build_function_stub): Only output ".option pic" directives
6109 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
6110 (mips16_build_call_stub): Fix comment and remove redundant
6111 ".set at"/"set .noat" directives.
6112 (mips_function_rodata_section): Use the default behaviour for
6113 TARGET_ABSOLUTE_ABICALLS.
6114 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
6115 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
6116 (mips_restore_gp): Do nothing if the current function doesn't use
6118 (mips_expand_prologue): Only save $gp if the current function uses it.
6119 Use a normal move for TARGET_ABICALLS_PIC0.
6120 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
6122 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
6124 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
6125 of function when handling GLOBAL_POINTER_REGNUM.
6127 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
6130 * common.opt (-fstack-check): Do not declare the variable here.
6131 (-fstack-check=): New option variant.
6132 * doc/invoke.texi (Code Gen Options): Document it.
6133 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
6134 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
6135 (STACK_CHECK_STATIC_BUILTIN): New macro.
6136 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
6137 * opts.c: Include expr.h.
6138 (common_handle_option) <OPT_fold_stack_check_>: New case.
6139 <OPT_fstack_check>: Likewise.
6140 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
6141 consistently in the test for variable-sized types. Adjust for
6142 new behaviour of flag_stack_check.
6143 * explow.c: Include except.h.
6144 (allocate_dynamic_stack_space): Do not take into account
6145 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
6146 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
6147 for variable-sized parameters. Treat all parameters whose size is
6148 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
6149 stack checking is enabled.
6150 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
6151 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
6152 if generic stack checking is enabled.
6153 (expand_function_end): Adjust for new behaviour of flag_stack_check.
6154 * reload1.c (reload): Likewise.
6155 * stmt.c (expand_decl): Assert that all automatic variables have
6156 fixed size at this point and remove dead code.
6157 * flags.h (stack_check_type): New enumeration type.
6158 (flag_stack_check): Declare.
6159 * toplev.c (flag_stack_check): New global variable.
6160 * Makefile.in (opts.o): Add dependency on EXPR_H.
6161 (explow.o): Add dependency on except.h.
6163 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
6165 * config/avr/avr.c (avr_override_options): Reduce value of
6166 PARAM_INLINE_CALL_COST.
6168 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
6170 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
6171 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
6172 lieu of TYPE_MODE (type) throughout.
6174 2008-08-15 Joseph Myers <joseph@codesourcery.com>
6176 * config/arm/arm.c (add_minipool_backward_ref): Check for
6177 8-byte-aligned entries in second case of forcing insertion after a
6178 particular entry. Change third case to avoid inserting
6179 non-8-byte-aligned entries before 8-byte-aligned ones.
6181 2008-08-15 Richard Guenther <rguenther@suse.de>
6183 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
6184 strip components for unknown size accesses.
6186 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
6188 * config/s390/2097.md New file.
6189 * config/s390/s390.md ("z10prop" attribute): Define none,
6190 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
6191 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
6192 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
6193 possible values and apply them to insns as appropriate.
6194 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
6195 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
6196 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
6197 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
6198 ("bfp" mode attribute): Removed. Every occurence replaced
6200 * config/s390/s390.c (struct "z10_cost"): Updated entries.
6201 * config/s390/2084.md (insn_reservation "x_itof"): Updated
6204 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6207 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
6210 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
6212 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
6213 additional argument. Support reduction when duplication is needed due
6214 to data-types of different sizes in the loop.
6215 (get_initial_def_for_induction): Fix printout.
6216 (vect_get_vec_def_for_stmt_copy): Support case where the
6217 vec_stmt_for_operand is a phi node.
6218 (vectorizable_reduction): Support reduction when duplication is needed
6219 due to data-types of different sizes in the loop.
6220 (vectorizable_call): Remove restriction to not vectorize in case we
6221 have data-types of different sizes in the loop.
6222 (vectorizable_conversion): Likewise.
6223 (vectorizable_operation): Likewise.
6224 (vectorizable_type_demotion): Likewise.
6225 (vectorizable_type_promotion): Likewise.
6226 (vectorizable_induction): Add restriction to not vectorize in case
6227 we have data-types of different sizes in the loop.
6229 2008-08-14 Christophe Saout <christophe@saout.de>
6230 Uros Bizjak <ubizjak@gmail.com>
6233 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
6234 (*vec_concatv2di_rex64_sse4_1): Ditto.
6235 (*vec_concatv2di_rex64_sse): Ditto.
6237 2008-08-14 Jakub Jelinek <jakub@redhat.com>
6240 * fold-const.c (fold_widened_comparison): Do not allow
6241 sign changes that change the result even if shorter type
6242 is wider than arg1_unw's type.
6244 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
6246 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
6247 Skip if the multilib testing specifies -march that does not
6248 agree with the one specified in the testcase.
6250 2008-08-13 Joseph Myers <joseph@codesourcery.com>
6252 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
6253 zero extend SImode values being converted to TFmode before passing
6256 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6258 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
6259 __PPU__ when targeting the Cell/B.E. PPU processor.
6261 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
6263 * gimple.h (gimple_call_set_chain): Accept SSA variables.
6264 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
6265 Rematerialize the static chain, if any.
6266 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
6269 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
6271 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
6272 (new_loc_descr): Likewise.
6273 (add_loc_descr): Likewise.
6274 (size_of_loc_descr): Likewise.
6275 (size_of_locs): Likewise.
6276 (output_loc_operands): Likewise.
6277 (output_loc_sequence): Likewise.
6278 (new_reg_loc_descr): New.
6279 (build_cfa_loc): Use it.
6280 (build_cfa_aligned_loc): Likewise.
6281 (one_reg_loc_descriptor): Likewise.
6282 (based_loc_descr): Likewise.
6284 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6287 * doc/invoke.texi (Wmain): Update.
6288 * c-decl.c (start_decl): warn_main is only 0 or 1.
6289 (start_function): Likewise. Fix formatting.
6290 (finish_function): Delete redundant warning.
6291 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
6292 * c-opts (c_common_handle_option): -Wall only has effect if
6293 warn_main is uninitialized. OPT_Wmain is automatically
6294 handled. -pedantic also enables Wmain.
6295 (c_common_post_options): Handle all logic for Wmain here.
6296 * c-common.c (warn_main): Delete.
6297 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
6298 * c-common.h (warn_main): Delete.
6300 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
6303 * expr.c (emit_group_store): Allocate stack temp with the
6304 largest alignment when copying from register to stack.
6306 2008-08-13 Richard Guenther <rguenther@suse.de>
6308 * tree.h (maybe_fold_offset_to_address): Declare.
6309 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
6310 (ccp_fold): Handle pointer conversions the same as fold_stmt.
6311 Likewise for POINTER_PLUS_EXPR.
6312 (maybe_fold_offset_to_reference): Enable disabled code.
6313 (maybe_fold_offset_to_address): New function.
6314 (fold_stmt_r): Use it.
6315 (fold_gimple_assign): Likewise.
6316 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
6317 (gimplify_expr): Likewise.
6319 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6321 * toplev.h (pedwarn_at): Fix declaration.
6323 2008-08-13 Joseph Myers <joseph@codesourcery.com>
6325 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
6326 LINK_SPEC): Use %R in -Y P argument.
6328 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6331 * diagnostic.c (pedwarn_at): New.
6332 * toplev.h (pedwarn_at): Declare.
6333 * c-tree.h (build_enumerator): Update declaration.
6334 * c-decl.c (finish_enum): Update comment.
6335 (build_enumerator): Take a location parameter. Give a pedwarn but do
6336 not perform any conversion.
6337 * c-parser.c (c_parser_enum_specifier): Set correct location for
6340 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6343 * c-common.c (conversion_warning): Use a switch. Ignore boolean
6344 expressions except for conversions to signed:1 bitfields. Handle
6345 COND_EXPR with constant operands.
6347 2008-08-13 Richard Guenther <rguenther@suse.de>
6349 PR tree-optimization/15255
6350 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
6351 (struct oecount_s): New struct and VEC types.
6353 (oecount_hash): New function.
6354 (oecount_eq): Likewise.
6355 (oecount_cmp): Likewise.
6356 (zero_one_operation): New function.
6357 (build_and_add_sum): Likewise.
6358 (undistribute_ops_list): Perform un-distribution of multiplication
6359 and division on the chain of summands.
6360 (should_break_up_subtract): Also break up subtracts for factors.
6361 (reassociate_bb): Delete dead visited statements.
6362 Call undistribute_ops_list. Re-sort and optimize if it did something.
6363 * passes.c (init_optimization_passes): Move DSE before
6365 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
6368 2008-08-12 Janis Johnson <janis187@us.ibm.com>
6370 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
6372 * doc/invoke.texi: Revert unintended checkin.
6374 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
6377 * gcc.c (include_spec_function): Tweak call to find_a_file.
6379 2008-08-12 Jakub Jelinek <jakub@redhat.com>
6382 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
6383 and TRUTH_ORIF_EXPR.
6384 * dojump.c (do_jump): Likewise.
6386 PR tree-optimization/37084
6387 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
6388 if id->regimplify, don't assume stmt is a cast assignment.
6390 2008-08-12 Anatoly Sokolov <aesok@post.ru>
6392 * final.c (final_scan_insn): Use app_enable/app_disable functions.
6394 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6397 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
6400 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6402 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
6403 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
6405 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
6406 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
6407 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
6408 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
6409 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
6411 * doc/tm.texi (Storage Layout): Remove documentation for
6412 TARGET_FLOAT_FORMAT.
6414 * simplify-rtx.c (simplify_binary_operation_1): Replace
6415 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
6417 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6419 * real.h (struct real_format): New member has_sign_dependent_rounding.
6420 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
6421 spu_single_format, ieee_double_format, mips_double_format,
6422 motorola_double_format, ieee_extended_motorola_format,
6423 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
6424 ieee_extended_intel_96_round_53_format, ibm_extended_format,
6425 mips_extended_format, ieee_quad_format, mips_quad_format,
6426 vax_f_format, vax_d_format, vax_g_format): Initialize it.
6427 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
6429 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
6430 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
6431 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
6432 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
6433 (ROUND_TOWARDS_ZERO): Likewise.
6435 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
6436 (FLOAT_MODE_FORMAT): New macro.
6437 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
6438 (MODE_COMPOSITE_P): ... this new macro.
6439 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
6440 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
6441 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
6443 * flags.h: Include "real.h".
6445 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
6446 REAL_MODE_FORMAT_COMPOSITE_P.
6447 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
6449 * doc/tm.texi (Storage Layout): Remove documentation of
6450 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
6451 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
6452 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
6453 they only apply to libgcc2.a.
6455 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6457 * config/spu/float_disf.c: New file.
6458 * config/spu/float_unsdisf.c: New file.
6459 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
6460 (LIB2FUNCS_EXCLUDE): Define.
6462 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6463 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6465 * real.h (struct real_format): New member round_towards_zero.
6466 * real.c (round_for_format): Respect fmt->round_towards_zero.
6467 (ieee_single_format, mips_single_format, motorola_single_format,
6468 spu_single_format, ieee_double_format, mips_double_format,
6469 motorola_double_format, ieee_extended_motorola_format,
6470 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
6471 ieee_extended_intel_96_round_53_format, ibm_extended_format,
6472 mips_extended_format, ieee_quad_format, mips_quad_format,
6473 vax_f_format, vax_d_format, vax_g_format): Initialize it.
6474 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
6476 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
6477 real_format to choose rounding mode when calling MPFR functions.
6478 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
6479 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
6481 * real.h (real_to_decimal_for_mode): Add prototype.
6482 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
6483 Respect target rounding mode when generating decimal representation.
6484 (real_to_decimal): New stub for backwards compatibility.
6485 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
6486 real_to_decimal_for_mode instead of real_to_decimal.
6488 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
6490 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6491 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6493 * real.c (spu_single_format): New variable.
6494 * real.h (spu_single_format): Declare.
6496 * config/spu/spu.c (spu_override_options): Install SFmode format.
6497 (spu_split_immediate): Use integer mode to operate on pieces of
6498 floating-point values in all cases.
6500 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
6501 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
6502 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
6504 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6506 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
6508 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6510 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
6512 2008-08-12 Jakub Jelinek <jakub@redhat.com>
6515 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
6516 on the VAR_DECL instead of TYPE_READONLY on its type.
6518 2008-08-12 Ira Rosen <irar@il.ibm.com>
6520 * tree-vectorizer.c: Depend on langhooks.h.
6521 (supportable_widening_operation): Add two arguments. Support double
6523 (supportable_narrowing_operation): Likewise.
6524 * tree-vectorizer.h (supportable_widening_operation): Add two
6526 (supportable_narrowing_operation): Likewise.
6527 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
6528 supportable_widening_operation with correct arguments.
6529 * tree-vect-transform.c (vectorizable_conversion): Likewise.
6530 (vectorizable_type_demotion): Support double type conversions.
6531 (vectorizable_type_promotion): Likewise.
6532 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
6534 2008-08-11 Michael Matz <matz@suse.de>
6536 * i386/i386.c (override_options): Move initialisation from
6537 flag_schedule_insns_after_reload to here from ...
6538 (optimization_options): ... here.
6540 2008-08-11 Jakub Jelinek <jakub@redhat.com>
6542 PR rtl-optimization/36998
6543 * dwarf2out.c (compute_barrier_args_size_1,
6544 compute_barrier_args_size): Temporarily remove assertions.
6546 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6549 * tree-ssa.c (struct walk_data): Add new flag
6550 warn_possibly_uninitialized.
6551 (warn_uninitialized_var): Use it.
6552 (warn_uninitialized_vars): New.
6553 (execute_early_warn_uninitialized): Call it.
6554 (execute_late_warn_uninitialized): Likewise.
6556 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6559 * reload1.c (gen_reload): Guard calls to get_secondary_mem
6562 2008-08-09 Jan Hubicka <jh@suse.cz>
6565 * optabs.c (maybe_emit_unop_insn): Remove produced code if
6567 (expand_fix): Be prepared for expansion to fail.
6568 (expand_sfix_optab): Remove instructions if expansion failed.
6570 2008-08-09 Anatoly Sokolov <aesok@post.ru>
6572 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
6574 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
6575 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6577 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6579 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
6580 mips/t-libgcc-mips16 to tmake_file.
6581 * config/mips/mips-protos.h (mips_call_type): New enum.
6582 (mips_pic_base_register, mips_got_load): Declare.
6583 (mips_restore_gp): Take an rtx argument.
6584 (mips_use_pic_fn_addr_reg_p): Declare.
6585 (mips_expand_call): Replace the sibcall_p argument with
6586 a mips_call_type argument. Add a lazy_p parameter.
6587 (mips_split_call): Declare.
6588 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
6589 (MIPS16_PIC_TEMP): Likewise.
6590 (reg_class): Delete M16_NA_REGS.
6591 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
6592 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
6593 (mips_split_hi_p): Declare.
6594 * config/mips/mips.c (mips_split_hi_p): New array.
6595 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
6596 (mips_got_symbol_type_p): New function.
6597 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
6598 (mips16_stub_function_p): New function.
6599 (mips16_local_function_p): Likewise.
6600 (mips_use_pic_fn_addr_reg_p): Likewise.
6601 (mips_cannot_force_const_mem): Return false for HIGHs.
6602 Extend CONST_INT and symbolic handling to MIPS16, using
6603 mips_symbol_insns to check that the base symbol type is a
6604 legitimate constant. Reject GOT-based constants if
6605 TARGET_MIPS16_PCREL_LOADS.
6606 (mips_const_insns): Check targetm.cannot_force_const_mem when
6607 decomposing a symbolic base and a large offset.
6608 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
6609 When calling a function that needs $25 from MIPS16 code,
6610 move the target address into $25 separately and add a USE
6612 (mips16_gp_pseudo_reg): Insert the initializer immediately
6613 before the first real insn.
6614 (mips_pic_base_register, mips_got_load): New functions.
6615 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
6616 parameter to LOW_OUT. Say that it can be any valid SET_SRC
6617 when splitting a load-address operation. Split SYMBOL_GOT_DISP
6618 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
6619 (mips_call_tls_get_addr): Update the call to mips_expand_call,
6620 also passing NULL_RTX rather than const0_rtx as the aux argument.
6621 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
6622 instead of TARGET_EXPLICIT_RELOCS.
6623 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
6624 (mips_load_call_address): Replace the sibcall_p argument with
6625 a mips_call_type argument. Use mips_got_load.
6626 (mips16_local_alias): New structure.
6627 (mips16_local_aliases): New variable.
6628 (mips16_local_aliases_hash): New function.
6629 (mips16_local_aliases_eq): Likewise.
6630 (mips16_local_alias): Likewise.
6631 (mips16_stub_function): Likewise.
6632 (mips16_build_function_stub): Create a local alias for the target
6633 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
6634 .cpload directive and an R_MIPS_NONE relocation for the target
6635 function, then load the alias rather than the function itself.
6636 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
6637 (mips16_copy_fpr_return_value): Use mips16_stub_function and
6638 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
6639 (mips16_build_call_stub): Replace the FN parameter with an
6640 FN_PTR parameter. Force the address into a register if it
6641 isn't a call_insn_operand; don't rely on the caller to do this.
6642 If a call to a locally-defined and locally-binding MIPS16
6643 function must be made indirectly, redirect the call to the
6644 function's local alias. Use mips16_stub_function_p,
6645 mips16_stub_function, mips_expand_call and use_reg.
6646 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
6647 Use explicit %hi and %lo accesses where possible.
6648 Use MIPS_CALL to generate the correct code form of a
6649 jal instruction. Add clobbers of $18 instead of uses.
6650 Update the call to mips_emit_call_insn.
6651 (mips_expand_call): Replace the SIBCALL_P argument with a
6652 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
6653 Take a LAZY_P parameter. Call mips16_build_call_stub first,
6654 allowing it to modify the call address. Update the calls to
6655 mips_load_call_address and mips_emit_call_insn.
6656 (mips_split_call): New function.
6657 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
6658 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
6659 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
6660 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
6661 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
6663 (mips_cprestore_slot): New function.
6664 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
6665 and use mips_cprestore_slot.
6666 (mips_output_function_prologue): Handle TARGET_MIPS16 for
6668 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
6669 then use a copygp_mips16 instruction to set up $28.
6670 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
6671 (mips16_lay_out_constants): Call split_all_insns_noflow.
6672 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
6673 false if TARGET_MIPS16.
6674 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
6675 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
6676 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
6677 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
6678 MIPS16 code. Allow MIPS16 o32 PIC.
6679 (mips_override_options): Allow MIPS16 o32 PIC.
6680 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
6681 after reload if TARGET_USE_GOT.
6682 (UNSPEC_COPYGP): New constant.
6683 (length): Use a default length of 8 for MIPS16 GOT loads.
6684 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
6685 (*got_page<mode>): Check mips_split_hi_p.
6686 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
6687 (unspec_got<mode>, unspec_call<mode>): New expanders.
6688 (load_got<mode>, load_call<mode>): Remove the length attributes.
6689 Use a got attribute instead of a type attribute.
6690 (copygp_mips16): New insn.
6691 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
6692 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
6693 (sibcall, sibcall_value, call, call_value): Update the calls
6694 to mips_expand_call.
6695 (call_internal, call_value_internal): Use mips_split_call.
6696 (call_value_multiple_internal): Likewise.
6697 (call_split): Move after call_internal (the insn it is split from).
6698 (call_internal_direct, call_value_internal_direct): Turn into
6699 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
6700 (call_direct_split, call_value_direct_split): New patterns.
6701 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
6702 and use M16_REGS instead of M16_NA_REGS.
6703 * config/mips/predicates.md (const_call_insn_operand): Replace
6704 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
6705 mips_use_pic_fn_addr_reg_p check.
6706 (move_operand): Reject HIGHs if mips_split_hi_p.
6707 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
6708 (__mips16_floatunsisf): Inline __mips16_floatsisf.
6709 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
6710 * config/mips/libgcc-mips16.ver: New file.
6711 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
6712 $(srcdir)/config/mips/libgcc-mips16.ver.
6714 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6716 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
6718 (mips_unspec_address, mips_unspec_offset_high): Likewise.
6719 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
6720 (mips16_cfun_returns_in_fpr_p): Likewise.
6722 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6724 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
6725 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
6726 rather than 4 to PC.
6728 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6730 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
6731 (FUNCTION_PROFILER): Save the static chain pointer into $2
6732 beforehand and restore it aftewards.
6733 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
6734 address directly into $25 and call the function through $25;
6735 do not clobber $3. Pad the DImode version to cover the space
6736 left by the deleted $25 <- $3 move.
6737 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
6738 the removal of the $25 <- $3 move.
6739 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
6740 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
6742 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6743 Daniel Jacobowitz <dan@codesourcery.com>
6745 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
6746 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
6747 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
6748 * config/mips/mips.c (mips_start_function_definition): New function.
6749 (mips_end_function_definition): Likewise.
6750 (mips_output_function_prologue): Use mips_start_function_definition.
6751 (mips_output_function_epilogue): Use mips_end_function_definition.
6752 (build_mips16_function_stub): Use mips_start_function_definition
6753 and mips_end_function_definition.
6754 (build_mips16_call_stub): Likewise.
6756 2008-08-09 Richard Guenther <rguenther@suse.de>
6758 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
6759 * gimple.h (gimple_call_fn): Adjust comment.
6760 (gimple_call_set_fndecl): New function.
6761 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
6762 longer having bare FUNCTION_DECL operand.
6763 (gimple_call_return_type): Likewise.
6764 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
6766 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
6767 (gimple_mod_pow2): Likewise.
6768 (gimple_mod_subtract): Likewise.
6769 (gimple_ic): Likewise.
6770 (gimple_stringop_fixed_value): Likewise.
6771 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
6772 longer having bare FUNCTION_DECL operand.
6773 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
6774 * omp-low.c (optimize_omp_library_calls): Likewise.
6775 * cgraphunit.c (update_call_expr): Likewise.
6776 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
6777 (execute_convert_to_rsqrt): Likewise.
6778 * cfgexpand.c (gimple_to_tree): Simplify.
6779 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
6780 bare FUNCTION_DECL operand.
6781 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
6782 (convert_gimple_call): Use gimple_call_fndecl.
6783 * c-common.c (c_warn_unused_result): Likewise.
6785 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6788 * c-typeck.c (digest_init): Call verify_sequence_points from here.
6789 (c_finish_return): Likewise.
6790 (c_start_case): Likewise.
6791 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
6792 * c-parser.c (c_parser_condition): New. Call
6793 verify_sequence_points.
6794 (c_parser_paren_condition): Call c_parser_condition.
6795 (c_parser_for_statement): Call c_parser_condition.
6797 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6800 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
6801 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
6802 Moved from diagnostic.h
6803 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
6805 (emit_diagnostic): New.
6806 (warning0, pedwarn0): Delete.
6807 (warning, warning_at, pedwarn, permerror): Return bool.
6808 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
6809 Moved to diagnostic.c.
6810 (struct diagnostic_context): Use correct type for
6811 classify_diagnostic.
6812 (diagnostic_report_diagnostic): Update declaration.
6813 (emit_diagnostic): Declare.
6814 * errors.c (warning): Return bool.
6815 * errors.h (warning): Update declaration.
6816 * toplev.h (warning0, pedwarn0): Delete.
6817 (warning, warning_at, pedwarn, permerror): Return bool.
6818 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
6819 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
6820 inform. Update all calls.
6821 (diagnose_mismatched_decls): Check return value of warning/pedwarn
6822 before giving informative note.
6823 (implicit_decl_warning): Likewise.
6824 * c-typeck.c (build_function_call): Likewise.
6825 * tree-sssa.c (warn_uninit): Likewise.
6826 * builtins.c (gimplify_va_arg_expr): Likewise.
6828 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6831 * doc/invoke.texi (-Wextra): Move warning from here...
6832 (-Wuninitialized): ... to here.
6834 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6837 * flags.h (set_Wunused): Delete
6838 * toplev.c (process_options): Handle Wunused flags here.
6839 * opts.c (maybe_warn_unused_parameter): Delete.
6840 (common_handle_option): Replace set_Wunused by warn_unused.
6841 (set_Wextra): Do not handle Wunused-parameter here.
6842 (set_Wunused): Delete.
6843 * c-opts.c (c_common_handle_option): Replace set_Wunused by
6845 * common.opt (Wunused): Add Var and Init.
6846 (Wunused-function): Likewise.
6847 (Wunused-label): Likewise.
6848 (Wunused-parameter): Likewise.
6849 (Wunused-value): Likewise.
6850 (Wunused-variable): Likewise.
6852 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
6854 * doc/invoke.texi: Add cpu_type power7.
6855 * config.in (HAVE_AS_VSX): New.
6856 * config.gcc: Add cpu_type power7.
6857 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
6859 * configure: Regenerate.
6860 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
6862 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
6863 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
6864 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
6866 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
6868 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
6869 type to vectorize.builtin_conversion.
6870 (vectorizable_conversion): Likewise.
6871 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
6872 integral type as input.
6873 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
6875 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
6876 and ALTIVEC_BUILTIN_VCTSXS.
6877 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
6880 2008-08-08 Richard Guenther <rguenther@suse.de>
6882 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
6883 (surely_varying_stmt_p): Calls are varying only if they are
6884 non-builtin and not indirect or have no result.
6885 (ccp_fold): Re-instantiate code before the tuples merge.
6887 2008-08-08 Richard Guenther <rguenther@suse.de>
6889 PR tree-optimization/37056
6890 * gimple.h (gimple_assign_rhs_class): New helper function.
6891 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
6892 unary operations properly.
6894 2008-08-07 Jan Hubicka <jh@suse.cz>
6896 * i386.h (ix86_size_cost): Declare.
6897 (ix86_cur_cost): New function macro.
6898 * i386.md (peepholes expanding size and splitters): Predicate by
6899 optimize_insn_for_speed_p.
6900 (peepholes reduce size and splitters): Predicate by
6901 optimize_insn_for_size_p.
6902 * i386.c (ix86_size_cost): Rename from ...
6903 (size_cost): This one.
6904 (override_options): Update.
6905 (decide_alg): Likewise.
6906 (ix86_expand_clear): Use RTL profile.
6907 (ix86_pad_returns): Use RTL profile.
6909 2008-08-07 Jan Hubicka <jh@suse.cz>
6911 * recog.c (split_all_insns): Set RTL profile
6912 (peephole2_optimize): Likewise.
6913 * function.c (thread_prologue_and_epilogue_insns): Likewise.
6914 * combine.c (combine_instructions): Likewise.
6916 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6918 * c-common.c (c_common_reswords): Also warn about keyword "bool".
6920 2008-08-07 Bob Wilson <bob.wilson@acm.org>
6922 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
6923 value in a6 after the set_frame_ptr insn.
6925 2008-08-07 Richard Henderson <rth@redhat.com>
6928 * gcc.c (cpp_options): Pass along -g*.
6930 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6932 * config/arm/arm.c (output_move_neon): Update comment describing
6933 big-endian vector layout.
6934 (arm_assemble_integer): Do not handle big-endian NEON vectors
6936 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
6937 neon_vget_lane<mode>_sext_internal,
6938 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
6939 element indices for big-endian.
6941 2008-08-07 Richard Henderson <rth@redhat.com>
6943 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
6944 * configure, config.in: Rebuild.
6945 * debug.h (dwarf2out_do_cfi_asm): Declare.
6946 * c-cppbuiltin.c (c_cpp_builtins): Use it.
6947 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
6948 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
6949 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
6951 2008-08-07 Joseph Myers <joseph@codesourcery.com>
6953 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6954 movv2si_internal): Combine into mov<mode>_internal.
6955 (movv2si_internal_2): Remove.
6957 2008-08-07 Jan Hubicka <jh@suse.cz>
6960 * i386.md (single stringop patterns): Enable unconditionally.
6962 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
6965 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
6967 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
6968 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
6970 * config/i386/sse.md (sse2_movq128): New.
6972 * doc/extend.texi: Document __builtin_ia32_movq128.
6974 2008-08-07 Richard Guenther <rguenther@suse.de>
6977 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
6978 pointers can access anything.
6980 2008-08-06 Jan Hubicka <jh@suse.cz>
6982 * optabs.c (emit_unop_insn): Break out to ...
6983 (maybe_emit_unop_insn): ... this one.
6984 (expand_sfix_optab): Use maybe variant.
6985 * optabs.h (maybe_emit_unop_insn): Declare.
6987 * i386.md (mov0 patterns): Enable by default.
6988 (FP conversion expanders): Disable expansion of code expanding
6989 sequences when instruction should be optimized for size.
6990 (single strinop patterns): Enable when optimizing for size.
6991 (string expanders): Disable expanding of code expanding sequences
6992 when optimizning instruction for size.
6993 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
6995 (ix86_fp_comparison_sahf_cost): Likewise.
6996 (ix86_expand_branch): Likewise.
6997 (ix86_expand_ashl_const): Likewise.
6998 (ix86_split_ashl): Likewise.
6999 (ix86_expand_strlen): Likewise.
7000 (ix86_emit_fp_unordered_jump): Likewie.
7002 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7004 * c-common.c: Fix typo.
7005 (c_common_reswords): Activate more C++ keyword warnings.
7007 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
7009 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7012 * diagnostic.c (permerror_at): New.
7013 * toplev.h (permerror_at): Declare.
7015 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
7016 Ira Rosen <irar@il.ibm.com>
7018 * tree-vect-transform.c (vect_model_simple_cost): Return
7019 immediately if stmt is pure SLP.
7020 (vect_model_store_cost): Ditto.
7021 (vect_model_load_cost): Ditto.
7022 (vectorizable_store): Remove PURE_SLP check before call
7023 to vect_model_store_cost.
7024 (vect_model_store_cost): When checking whether stmt describe
7025 strided access, add a check that it is not slp_node.
7027 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7030 * c-common.c (warn_for_sign_compare): New. Handle separately the
7031 case that 'constant' is zero.
7032 * c-typeck.c (build_binary_op): Move code to c-common.c
7034 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7036 * config/alpha/alpha.c (alpha_preferred_reload_class,
7037 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
7038 alpha_output_mi_thunk_osf): Avoid C++ keywords.
7039 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
7040 * config/arm/arm.md: Likewise.
7041 * config/avr/avr-protos.h (preferred_reload_class,
7042 test_hard_reg_class, avr_simplify_comparison_p,
7043 out_shift_with_cnt, class_max_nregs): Likewise.
7044 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
7045 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
7046 preferred_reload_class, test_hard_reg_class): Likewise.
7047 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
7048 bfin_memory_move_cost, bfin_secondary_reload,
7049 bfin_output_mi_thunk): Likewise.
7050 * config/crx/crx.c (crx_secondary_reload_class,
7051 crx_memory_move_cost): Likewise.
7052 * config/frv/frv-protos.h (frv_secondary_reload_class,
7053 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
7054 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
7055 frv_secondary_reload_class, frv_class_likely_spilled_p,
7056 frv_class_max_nregs): Likewise.
7057 * config/h8300/h8300.c (h8300_classify_operand,
7058 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
7060 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
7061 * config/ia64/ia64.c (ia64_preferred_reload_class,
7062 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
7063 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
7064 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
7066 * config/m68hc11/m68hc11.c (preferred_reload_class,
7067 m68hc11_memory_move_cost): Likewise.
7068 * config/mcore/mcore.c (mcore_secondary_reload_class,
7069 mcore_reload_class): Likewise.
7070 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
7071 mips_class_max_nregs, mips_cannot_change_mode_class,
7072 mips_preferred_reload_class, mips_secondary_reload_class,
7073 mips_output_mi_thunk): Likewise.
7074 * config/mmix/mmix.c (mmix_preferred_reload_class,
7075 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
7077 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
7079 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
7080 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
7081 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7082 * config/rs6000/rs6000.c (paired_expand_vector_init,
7083 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
7084 compare_section_name, rs6000_memory_move_cost): Likewise.
7085 * config/s390/s390.c (s390_emit_compare_and_swap,
7086 s390_preferred_reload_class, s390_secondary_reload,
7087 legitimize_pic_address, legitimize_tls_address,
7088 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
7089 s390_class_max_nregs): Likewise.
7090 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7091 * config/s390/s390.md: Likewise.
7092 * config/score/score-protos.h (score_secondary_reload_class,
7093 score_preferred_reload_class): Likewise.
7094 * config/score/score.c (score_preferred_reload_class,
7095 score_secondary_reload_class): Likewise.
7096 * config/score/score3.c (score3_output_mi_thunk,
7097 score3_preferred_reload_class, score3_secondary_reload_class,
7098 score3_hard_regno_mode_ok): Likewise.
7099 * config/score/score3.h (score3_preferred_reload_class,
7100 score3_secondary_reload_class): Likewise.
7101 * config/score/score7.c (score7_output_mi_thunk,
7102 score7_preferred_reload_class, score7_secondary_reload_class,
7103 score7_hard_regno_mode_ok): Likewise.
7104 * config/score/score7.h (score7_preferred_reload_class,
7105 score7_secondary_reload_class): Likewise.
7106 * config/sh/sh.c (prepare_move_operands, output_far_jump,
7107 output_branchy_insn, add_constant, gen_block_redirect,
7108 sh_insn_length_adjustment, sh_cannot_change_mode_class,
7109 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
7110 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7111 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
7112 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
7113 xstormy16_preferred_reload_class): Likewise.
7114 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
7115 xtensa_expand_atomic, override_options,
7116 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
7118 * reorg.c (try_merge_delay_insns): Likewise.
7119 * tree.c (merge_dllimport_decl_attributes): Likewise.
7121 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
7123 2008-08-06 Michael Matz <matz@suse.de>
7125 * Makefile.in (write_entries_to_file): Quote words.
7126 * gengtype.c: (read_input_line): Skip over leading white-space.
7128 2008-08-06 Marc Gauthier <marc@tensilica.com>
7130 * config.gcc: Match more processor names for Xtensa.
7131 * configure.ac: Likewise.
7132 * doc/install.texi (Specific): Likewise.
7133 * configure: Regenerate.
7135 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7137 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
7138 * calls.c (avoid_likely_spilled_reg): Likewise.
7139 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
7140 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
7141 * config/i386/i386.c (ix86_expand_special_args_builtin,
7142 ix86_secondary_reload): Likewise.
7143 * except.c (struct eh_region, gen_eh_region_catch,
7144 remove_unreachable_regions, duplicate_eh_regions,
7145 assign_filter_values, build_post_landing_pads,
7146 sjlj_find_directly_reachable_regions, remove_eh_handler,
7147 reachable_next_level, foreach_reachable_handler,
7148 can_throw_internal_1, can_throw_external_1,
7149 collect_one_action_chain): Likewise.
7150 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
7151 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
7152 * function.c (update_temp_slot_address, instantiate_new_reg,
7153 instantiate_virtual_regs_in_rtx,
7154 instantiate_virtual_regs_in_insn): Likewise.
7155 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
7156 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
7157 gimplify_cleanup_point_expr): Likewise.
7158 * ipa-cp.c (ipcp_lattice_changed): Likewise.
7159 * passes.c (next_pass_1): Likewise.
7160 * print-tree.c (print_node_brief, print_node): Likewise.
7161 * profile.c (branch_prob): Likewise.
7162 * tree-dump.c (dump_register): Likewise.
7163 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
7165 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
7166 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
7167 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
7168 copy_arguments_for_versioning, copy_static_chain): Likewise.
7169 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
7170 add_new_name_mapping, register_new_name_mapping): Likewise.
7171 * tree-mudflap.c (mf_xform_derefs): Likewise.
7172 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
7173 get_init_expr, combine_chains): Likewise.
7174 * tree-pretty-print.c (dump_generic_node): Likewise.
7175 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
7176 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
7177 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
7178 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
7180 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
7183 * calls.c (expand_call): Use the biggest preferred stack
7186 2008-08-06 Michael Matz <matz@suse.de>
7189 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
7190 for reused reload, instead of overwriting them.
7192 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
7195 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
7196 for incoming stack boundary.
7198 * function.c (assign_parm_find_entry_rtl): Update
7199 parm_stack_boundary.
7201 * function.h (rtl_data): Add parm_stack_boundary.
7203 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
7204 parm_stack_boundary for incoming stack boundary.
7206 2008-08-06 Joseph Myers <joseph@codesourcery.com>
7208 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
7209 for unrepresentable subregs or treat them as equal to other regs
7210 or subregs with the same register number.
7212 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
7215 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
7218 2008-08-06 Jan Hubicka <jh@suse.cz>
7220 * predict.c (maybe_hot_frequency_p): When profile is absent, all
7221 frequencies might be hot.
7223 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
7225 * reload.c (find_reloads): Force constants into literal pool
7226 also if they are wrapped in a SUBREG.
7228 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7231 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
7232 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
7233 Don't allow predicated instructions for data speculation.
7234 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
7237 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7239 * haifa-sched.c (extend_global): Split to extend_global_data and
7240 extend_region_data. Update all uses.
7241 (extend_all): Rename to extend_block_data.
7243 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7245 * sched-rgn.c (new_ready): Check if instruction can be
7246 speculatively scheduled before attempting speculation.
7247 (debug_rgn_dependencies): Remove wrongful assert.
7249 2008-08-05 Bob Wilson <bob.wilson@acm.org>
7251 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
7253 2008-08-05 Bob Wilson <bob.wilson@acm.org>
7255 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
7256 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
7257 va_size, and type_size.
7259 2008-08-04 Jason Merrill <jason@redhat.com>
7262 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
7263 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
7265 2008-08-05 Richard Henderson <rth@redhat.com>
7267 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
7268 * configure: Rebuild.
7270 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7273 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
7274 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
7277 2008-08-05 Richard Henderson <rth@redhat.com>
7279 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
7280 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
7281 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
7282 * common.opt (fdwarf2-cfi-asm): New.
7283 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
7284 * config.in, configure: Rebuild.
7285 * dwarf2asm.c (dw2_asm_output_data_raw): New.
7286 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
7288 (dw2_force_const_mem): Externalize.
7289 * dwarf2asm.h: Update.
7290 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
7291 generate a real label.
7292 (output_cfi_directive): New.
7293 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
7294 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
7295 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
7297 (dwarf2out_end_epilogue): Emit .cfi_endproc.
7298 (output_loc_operands_raw, output_loc_sequence_raw): New.
7299 (output_cfa_loc_raw): New.
7301 2008-08-05 Paul Brook <paul@codesourcery.com>
7303 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
7304 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
7305 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
7306 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
7307 * config/arm/arm.h (TARGET_VFPD32): Define.
7308 (TARGET_VFP3): Use TARGET_VFPD32.
7309 (fputype): Add FPUTYPE_VFP3D16.
7310 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
7311 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
7312 * config/arm/arm-cores.def: Add cortex-r4f.
7313 * config/arm/arm-tune.md: Regenerate.
7315 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7317 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
7318 Reword some comments throughout the file.
7320 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
7321 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
7322 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
7323 MFC_MIN_DMA_LIST_ELEMENTS.
7324 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
7325 MFC_MAX_DMA_LIST_ELEMENTS.
7327 (MFC_START_ENABLE): Remove PPU-only define.
7328 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
7329 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
7331 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
7332 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
7333 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
7334 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
7335 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
7336 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
7337 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
7339 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
7340 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
7341 (mfc_sdcrt, mfc_sdcrtst): Likewise.
7342 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
7344 (spu_read_machine_status): Fix typo.
7346 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7348 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
7349 SUBREG of multi-word hard register.
7350 * config/spu/spu.c (valid_subreg): Likewise.
7351 (adjust_operand): Handle SUBREGs of multi-word hard registers.
7353 2008-08-04 Richard Guenther <rguenther@suse.de>
7355 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
7356 the candidate with the stripped base if that base is different
7357 from the original base even for offset zero.
7359 2008-08-04 Richard Guenther <rguenther@suse.de>
7362 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
7363 check for no_overflow.
7365 2008-08-04 Richard Guenther <rguenther@suse.de>
7367 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
7369 2008-08-04 Paul Brook <paul@codesourcery.com>
7371 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
7372 (arm_order_regs_for_local_alloc): New function.
7373 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
7375 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
7377 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
7380 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
7381 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
7382 (ix86_expand_epilogue): Likewise.
7384 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
7386 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
7389 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
7391 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
7392 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
7393 (*movv2sf_internal_rex64): Ditto.
7395 2008-08-03 Jan Hubicka <jh@suse.cz>
7397 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
7398 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
7399 * expmed.c (expand_smod_pow2): Likewise.
7401 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
7404 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
7405 alternative 0 of operand 1.
7406 (*vec_concatv2di_rex64_sse): Ditto.
7407 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
7409 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
7410 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
7411 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
7412 (*movv2sf_internal_rex64): Ditto.
7414 2008-08-02 Richard Guenther <rguenther@suse.de>
7417 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
7418 (ssedoublesizemode): New mode attribute.
7419 (sse_shufps): Call gen_sse_shufps_v4sf.
7420 (sse_shufps_1): Macroize.
7421 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
7422 (sse2_shufpd_1): Macroize.
7423 (vec_extract_odd, vec_extract_even): New expanders.
7424 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
7425 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
7426 * i386.c (ix86_expand_vector_init_one_nonzero): Call
7427 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
7428 (ix86_expand_vector_set): Likewise.
7429 (ix86_expand_reduc_v4sf): Likewise.
7431 2008-08-01 Doug Kwan <dougkwan@google.com>
7433 * matrix-reorg.c: Re-enable all code.
7434 (struct malloc_call_data): Change CALL_STMT to gimple type.
7435 (collect_data_for_malloc_call): Tuplify.
7436 (struct access_site_info): Change STMT to gimple type.
7437 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
7438 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
7439 (struct free_info): Change STMT to gimple type.
7440 (struct matrix_access_phi_node): Change PHI to gimple type.
7441 (get_inner_of_cast_expr): Remove.
7442 (may_flatten_matrices_1): Tuplify.
7443 (may_flatten_matrices): Ditto.
7444 (mark_min_matrix_escape_level): Ditto.
7445 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
7446 (ssa_accessed_in_call_rhs): New
7447 (ssa_accessed_in_assign_rhs): New
7448 (record_access_alloc_site_info): Tuplify.
7449 (add_allocation_site): Ditto.
7450 (analyze_matrix_allocation_site): Ditto.
7451 (analyze_transpose): Ditto.
7452 (get_index_from_offset): Ditto.
7453 (update_type_size): Ditto.
7454 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
7455 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
7456 (analyze_accesses_for_phi_node): Tuplify.
7457 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
7458 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
7459 (analyze_matrix_accesses): Tuplify.
7460 (check_var_data): New call-back type for check_var_notmodified_p.
7461 (check_var_notmodified_p): Tuplify and use call-back struct to
7462 return statement found.
7463 (can_calculate_expr_before_stmt): Factor out statement related code
7465 (can_calculate_stmt_before_stmt): New.
7466 (check_allocation_function): Tuplify.
7467 (find_sites_in_func): Ditto.
7468 (record_all_accesses_in_func): Ditto.
7469 (transform_access_sites): Ditto.
7470 (transform_allocation_sites): Ditto.
7471 (matrix_reorg): Re-enable.
7472 (gate_matrix_reorg): Re-enable.
7474 2008-08-01 Jakub Jelinek <jakub@redhat.com>
7476 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
7477 for labels for which it hasn't been set yet. If it has been set,
7478 stop walking insns and continue with next worklist item.
7479 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
7480 if the only BARRIER is at the very end of a function.
7482 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7484 * cfgexpand.c (expand_stack_alignment): Assert that
7485 stack_realign_drap and drap_rtx must match.
7487 * function.c (instantiate_new_reg): If DRAP is used to realign
7488 stack, replace virtual_incoming_args_rtx with internal arg
7491 2008-08-01 Richard Guenther <rguenther@suse.de>
7493 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
7494 loop information only if we initialized it.
7495 (execute_pre): Call fini_pre with in_fre.
7496 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
7497 if we do not unroll because we hit max-completely-peeled-insns.
7498 Use our estimation for consistency, do allow shrinking.
7500 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7502 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
7503 with MIN_STACK_BOUNDARY.
7504 (ix86_update_stack_boundary): Likewise.
7505 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
7508 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
7509 (MIN_STACK_BOUNDARY): This.
7511 2008-08-01 Richard Guenther <rguenther@suse.de>
7514 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
7516 2008-08-01 Richard Guenther <rguenther@suse.de>
7518 PR tree-optimization/36988
7519 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
7520 do not matter if that doesn't change volatile qualification.
7522 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
7524 * configure.ac: Do not generate libada-mk. Do not subst
7526 * libada-mk.in: Remove.
7527 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
7528 * configure: Regenerate.
7530 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
7532 * tree-pass.h: Added comment about not dumping passes with name
7533 starting with star in struct opt_pass.
7534 * passes.c (register_dump_files_1): Don't do dump for a pass with
7535 name starting with star.
7536 * doc/passes.texi (Pass manager): Mention pass names and special
7537 meaning of star prefix to avoid dump.
7539 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
7541 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
7543 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
7544 (ISA_MIPS64R2): New macro.
7545 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
7546 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
7547 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
7548 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
7549 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
7550 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
7551 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
7552 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
7553 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
7554 Move up to keep list alphabetically sorted.
7555 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
7556 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
7558 * doc/invoke.texi (MIPS Options): Add -mips64r2.
7559 (-march=@var{arch}): Add mips64r2.
7561 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7563 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
7565 2008-07-31 Steve Ellcey <sje@cup.hp.com>
7567 * expr.c (expand_assignment): Check for complete type.
7569 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7572 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
7574 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
7575 for stack alignment.
7577 * function.h (rtl_data): Add stack_realign_tried. Update comments.
7579 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
7581 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
7582 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
7584 2008-07-31 Jakub Jelinek <jakub@redhat.com>
7586 PR rtl-optimization/36419
7587 * dwarf2out.c (barrier_args_size): New variable.
7588 (compute_barrier_args_size, compute_barrier_args_size_1): New
7590 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
7591 if not called yet in the current function, use barrier_args_size
7592 array to find the new args_size value.
7593 (dwarf2out_frame_debug): Free and clear barrier_args_size.
7595 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7598 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
7601 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7604 * dwarf2out.c (dwarf2out_args_size_adjust): New.
7605 (dwarf2out_stack_adjust): Use it.
7606 (dwarf2out_frame_debug_expr): Likewise.
7608 2008-07-31 Richard Guenther <rguenther@suse.de>
7610 PR tree-optimization/36978
7611 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
7612 the generated condition.
7614 2008-07-31 Richard Guenther <rguenther@suse.de>
7616 * passes.c (init_optimization_passes): Always call
7617 pass_early_warn_uninitialized.
7618 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
7619 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
7620 * doc/passes.texi (Warn for uninitialized variables): Adjust.
7622 2008-07-31 Jakub Jelinek <jakub@redhat.com>
7625 * builtins.c (maybe_emit_free_warning): New function.
7626 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
7627 maybe_emit_free_warning for BUILT_IN_FREE.
7630 * dwarf2out.c (get_context_die): New function.
7631 (force_decl_die, force_type_die): Use it.
7632 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
7633 returns NULL, force generation of DW_TAG_typedef and put that into
7636 PR preprocessor/36649
7637 * c-pch.c (c_common_read_pch): Save and restore
7638 line_table->trace_includes across PCH restore.
7640 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
7643 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
7645 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
7648 * final.c (call_from_call_insn): Handle COND_EXEC.
7650 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
7652 * builtins.c (std_gimplify_va_arg_expr): Replace
7653 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
7654 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7656 2008-07-30 Joey Ye <joey.ye@intel.com>
7657 H.J. Lu <hongjiu.lu@intel.com>
7659 * builtins.c (expand_builtin_setjmp_receiver): Replace
7660 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
7661 (expand_builtin_apply_args_1): Likewise.
7662 (expand_builtin_longjmp): Need DRAP for stack alignment.
7663 (expand_builtin_apply): Likewise.
7665 * caller-save.c (setup_save_areas): Call assign_stack_local_1
7666 instead of assign_stack_local to allow alignment reduction.
7668 * calls.c (emit_call_1): Need DRAP for stack alignment if
7670 (expand_call): Replace virtual_incoming_args_rtx with
7671 crtl->args.internal_arg_pointer.
7672 * stmt.c (expand_nl_goto_receiver): Likewise.
7674 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
7675 alignment and store to stack_alignment_estimated and
7676 max_used_stack_slot_alignment.
7677 (expand_one_var): Likewise.
7678 (expand_stack_alignment): New function.
7679 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
7680 and stack_alignment_estimated fields in rtl_data. Call
7681 expand_stack_alignment at end.
7683 * defaults.h (INCOMING_STACK_BOUNDARY): New.
7684 (MAX_STACK_ALIGNMENT): Likewise.
7685 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
7686 (SUPPORTS_STACK_ALIGNMENT): Likewise.
7688 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
7689 stack alignment when generating virtual registers.
7691 * function.c (assign_stack_local): Renamed to ...
7692 (assign_stack_local_1): This. Add a parameter to indicate
7693 if it is OK to reduce alignment.
7694 (assign_stack_local): Use it.
7695 (instantiate_new_reg): Instantiate virtual incoming args rtx
7696 to vDRAP if stack realignment and DRAP is needed.
7697 (assign_parms): Collect parameter/return type alignment and
7698 contribute to stack_alignment_estimated.
7699 (locate_and_pad_parm): Likewise.
7700 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
7701 with crtl->args.internal_arg_pointer.
7703 * function.h (rtl_data): Add new field drap_reg,
7704 max_used_stack_slot_alignment, stack_alignment_estimated,
7705 stack_realign_needed, need_drap, stack_realign_processed and
7706 stack_realign_finalized.
7707 (stack_realign_fp): New macro.
7708 (stack_realign_drap): Likewise.
7710 * global.c (compute_regsets): Frame pointer is needed when
7711 stack is realigned. Can eliminate frame pointer when stack is
7712 realigned and dynamic realigned argument pointer isn't used.
7714 * reload1.c (update_eliminables): Frame pointer is needed
7715 when stack is realigned.
7716 (init_elim_table): Can eliminate frame pointer when stack is
7717 realigned and dynamic realigned argument pointer isn't used.
7719 * rtl.h (assign_stack_local_1): Declare new funtion.
7721 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
7722 (TARGET_GET_DRAP_RTX): Likewise.
7723 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
7724 TARGET_GET_DRAP_RTX.
7726 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
7728 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
7729 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
7731 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
7732 H.J. Lu <hongjiu.lu@intel.com>
7734 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
7735 vdrap_reg, stack_realign and drap_reg_saved.
7736 (add_cfi): Don't allow redefining CFA when DRAP is used.
7737 (reg_save): Handle stack alignment.
7738 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
7739 alignment. Don't generate DWARF information for (set fp sp)
7741 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
7743 (int_loc_descriptor): Move prototype forward. Also define if
7744 DWARF2_UNWIND_INFO is true.
7745 (output_cfa_loc): Handle DW_CFA_expression.
7746 (build_cfa_aligned_loc): New.
7747 (based_loc_descr): Update assert for stack realign. For local
7748 variables, use sp+offset when stack is aligned without drap and
7749 fp+offset when stack is aligned with drap. For arguments, use
7750 cfa+offset when drap is used to align stack.
7752 2008-07-30 Joey Ye <joey.ye@intel.com>
7753 H.J. Lu <hongjiu.lu@intel.com>
7755 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
7757 (ix86_gen_andsp): New.
7758 (ix86_user_incoming_stack_boundary): Likewise.
7759 (ix86_default_incoming_stack_boundary): Likewise.
7760 (ix86_incoming_stack_boundary): Likewise.
7761 (ix86_can_eliminate): Likewise.
7762 (find_drap_reg): Likewise.
7763 (ix86_update_stack_boundary): Likewise.
7764 (ix86_get_drap_rtx): Likewise.
7765 (ix86_finalize_stack_realign_flags): Likewise.
7766 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
7767 (TARGET_GET_DRAP_RTX): Likewise.
7768 (override_options): Overide option value for new options.
7769 (ix86_function_ok_for_sibcall): Remove check for
7770 force_align_arg_pointer.
7771 (ix86_handle_cconv_attribute): Likewise.
7772 (ix86_function_regparm): Likewise.
7773 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
7774 (ix86_va_start): Replace virtual_incoming_args_rtx with
7775 crtl->args.internal_arg_pointer.
7776 (ix86_select_alt_pic_regnum): Check DRAP register.
7777 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
7778 (ix86_compute_frame_layout): Compute frame layout wrt stack
7780 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
7781 (ix86_expand_prologue): Decide if stack realignment is needed
7782 and generate prologue code accordingly.
7783 (ix86_expand_epilogue): Generate epilogue code wrt stack
7784 realignment is really needed or not.
7786 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
7787 (ABI_STACK_BOUNDARY): Likewise.
7788 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
7789 (STACK_REALIGN_DEFAULT): Likewise.
7790 (INCOMING_STACK_BOUNDARY): Likewise.
7791 (MAX_STACK_ALIGNMENT): Likewise.
7792 (ix86_incoming_stack_boundary): Likewise.
7793 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
7794 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
7795 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
7796 (machine_function): Remove force_align_arg_pointer.
7798 * config/i386/i386.md (BX_REG): New.
7799 (R13_REG): Likewise.
7801 * config/i386/i386.opt (mforce_drap): New.
7802 (mincoming-stack-boundary): Likewise.
7803 (mstackrealign): Add Init(-1).
7805 * config/i386/i386-protos.h (ix86_can_eliminate): New
7807 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
7809 * doc/extend.texi: Update force_align_arg_pointer.
7811 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
7814 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
7815 (INCOMING_STACK_BOUNDARY): Likewise.
7816 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
7817 (TARGET_GET_DRAP_RTX): Likewise.
7819 2008-07-30 Andreas Schwab <schwab@suse.de>
7821 PR rtl-optimization/36929
7822 * dse.c (replace_inc_dec): Use emit_insn_before instead of
7823 add_insn_before and fix argument order.
7824 (replace_inc_dec_mem): Handle NULL rtx.
7826 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
7828 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
7830 (arm_compute_initial_elimination_offset): Use it.
7831 (arm_compute_save_reg_mask): Include static chain save slot when
7832 calculating alignment.
7833 (arm_get_frame_offsets): Ditto.
7834 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
7835 that we can use to decrement the stack when the stack decrement
7836 could be too big for an immediate value in a single insn.
7837 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
7839 2008-07-30 Richard Guenther <rguenther@suse.de>
7841 PR tree-optimization/36967
7842 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
7843 Release defs of statements we remove.
7845 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
7847 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
7848 instead of NULL_RTVEC.
7850 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
7854 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
7857 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
7859 * final.c (call_from_call_insn): New.
7860 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
7862 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
7864 * configure.ac: Substitute ADA_CFLAGS.
7865 * configure: Regenerate.
7866 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
7867 * Makefile.in: Remove mention of X_* variables.
7868 * config/pa/x-ada-hpux10: Remove.
7869 * config/pa/x-ada: Remove.
7871 * doc/fragments.texi: Update.
7873 2008-07-30 Olivier Hainque <hainque@adacore.com>
7875 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
7876 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
7877 __dso_handle explicitly here.
7879 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7882 * c-typeck.c (build_binary_op): Encapsulate code into...
7883 * c-common.c (shorten_binary_op): ...this new function.
7884 (conversion_warning): Use the new function. Handle non-negative
7885 constant in bitwise-and.
7886 * c-common.h (shorten_binary_op): Declare.
7888 2008-07-30 Olivier Hainque <hainque@adacore.com>
7890 * scan.c (make_sstring_space): Add explicit conversions of
7891 allocator's return value.
7892 * fix-header.c (recognized_function): Likewise.
7894 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7896 * doc/cpp.texi: Update to GFDL 1.2.
7897 * doc/gcc.texi: Do not list GPL as Invariant Section.
7898 * doc/gccint.texi: Likewise. Update copyright years.
7899 * doc/install.texi: Update copyright years.
7901 2008-07-30 Alan Modra <amodra@bigpond.net.au>
7904 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
7905 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
7907 2008-07-29 Jan Hubicka <jh@suse.cz>
7909 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
7910 (grokdeclarator): Likewise.
7911 * langhooks.c (lhd_warn_unused_global_decl): Use
7912 DECL_DECLARED_INLINE_P.
7913 * print-tree.c (print_node): Remove DECL_INLINE check.
7915 2008-07-29 Richard Guenther <rguenther@suse.de>
7917 PR tree-optimization/36945
7918 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
7919 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
7920 Record invariant addresses un-decomposed.
7921 (copy_reference_ops_from_call): Record reference call
7922 arguments properly. Simplify.
7923 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
7924 helper split out from ...
7925 (create_component_ref_by_pieces): ... here. Simplify.
7926 Prepare for recursive invocation for call arguments.
7927 (create_expression_by_pieces): Adjust call to
7928 create_component_ref_by_pieces.
7929 (compute_avail): Process operand 2 of reference ops.
7931 2008-07-29 Richard Guenther <rguenther@suse.de>
7933 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
7935 2008-07-29 Jakub Jelinek <jakub@redhat.com>
7937 * c-format.c (check_format_types): Revert unwanted checkin.
7939 2008-07-29 Jan Hubicka <jh@suse.cz>
7941 * flags.h (flag_really_no_inline): Remove.
7942 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
7943 * toplev.c (flag_really_no_inline): Remove.
7944 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
7945 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
7946 (cgraph_decide_inlining_incrementally): Likewise.
7947 (compute_inline_parameters): Likewise.
7948 * opts.c (decode_options): Simplify.
7949 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
7950 * common.opt (finline): Initialize to 1.
7951 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
7953 2008-07-29 Jan Hubicka <jh@suse.cz>
7955 * predict.c (always_optimize_for_size_p): New function.
7956 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7957 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7958 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
7960 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
7961 * function.c (prepare_function_start): Set default profile.
7962 * function.h (rtl_data): Add maybe_hot_insn_p.
7963 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
7964 (construct_exit_block): Likewise.
7965 (tree_expand_cfg): Likewise.
7967 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
7968 optimize_edge_for_size_p, optimize_edge_for_speed_p,
7969 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
7970 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
7973 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7976 * c-decl.c (merge_decls): Merge USED flags.
7978 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
7980 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
7981 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
7982 next_stack, lab_false and lab_over trees.
7984 2008-07-28 Richard Guenther <rguenther@suse.de>
7986 PR tree-optimization/36957
7987 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
7988 (useless_type_conversion_p): Remove.
7989 (types_compatible_p): Remove.
7990 * gimple.h (tree_ssa_useless_type_conversion): Declare.
7991 (useless_type_conversion_p): Declare.
7992 (types_compatible_p): Declare.
7993 (gimple_expr_type): Return the base type only if it is
7994 trivially convertible to the subtype.
7996 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
7998 * configure.ac: Use the m4_do macro to concatenate the warnings into
7999 one string in ACX_PROG_CC_WARNING_OPTS,
8000 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
8001 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
8002 * configure: Regenerate.
8004 2008-07-28 Richard Guenther <rguenther@suse.de>
8006 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
8007 (insert_fake_stores): Remove.
8008 (realify_fake_stores): Likewise.
8009 (execute_pre): Remove dead code.
8010 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
8011 (find_func_aliases): Deal with it here instead.
8012 Re-enable gcc_unreachable call.
8014 2008-07-28 Richard Guenther <rguenther@suse.de>
8016 Merge from gimple-tuples-branch.
8018 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
8019 * gimple.def: New file.
8020 * gsstruct.def: Likewise.
8021 * gimple-iterator.c: Likewise.
8022 * gimple-pretty-print.c: Likewise.
8023 * tree-gimple.c: Removed. Merged into ...
8024 * gimple.c: ... here. New file.
8025 * tree-gimple.h: Removed. Merged into ...
8026 * gimple.h: ... here. New file.
8028 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
8029 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
8030 --enable-checking=gimple flag.
8031 * config.in: Likewise.
8032 * configure: Regenerated.
8034 * tree-ssa-operands.h: Tuplified.
8035 * tree-vrp.c: Likewise.
8036 * tree-loop-linear.c: Likewise.
8037 * tree-into-ssa.c: Likewise.
8038 * tree-ssa-loop-im.c: Likewise.
8039 * tree-dump.c: Likewise.
8040 * tree-complex.c: Likewise.
8041 * cgraphbuild.c: Likewise.
8042 * tree-ssa-threadupdate.c: Likewise.
8043 * tree-ssa-loop-niter.c: Likewise.
8044 * tree-pretty-print.c: Likewise.
8045 * tracer.c: Likewise.
8046 * gengtype.c: Likewise.
8047 * tree-loop-distribution.c: Likewise.
8048 * tree-ssa-loop-unswitch.c: Likewise.
8049 * cgraph.c: Likewise.
8050 * cgraph.h: Likewise.
8051 * tree-ssa-loop-manip.c: Likewise.
8052 * value-prof.c: Likewise.
8053 * tree-ssa-loop-ch.c: Likewise.
8054 * tree-tailcall.c: Likewise.
8055 * value-prof.h: Likewise.
8058 * tree-pass.h: Likewise.
8059 * ipa-cp.c: Likewise.
8060 * tree-scalar-evolution.c: Likewise.
8061 * tree-scalar-evolution.h: Likewise.
8062 * target.h: Likewise.
8063 * lambda-mat.c: Likewise.
8064 * tree-phinodes.c: Likewise.
8065 * diagnostic.h: Likewise.
8066 * builtins.c: Likewise.
8067 * tree-ssa-alias-warnings.c: Likewise.
8068 * cfghooks.c: Likewise.
8069 * fold-const.c: Likewise.
8070 * cfghooks.h: Likewise.
8071 * omp-low.c: Likewise.
8072 * tree-ssa-dse.c: Likewise.
8073 * ipa-reference.c: Likewise.
8074 * tree-ssa-uncprop.c: Likewise.
8075 * toplev.c: Likewise.
8076 * tree-gimple.c: Likewise.
8077 * tree-gimple.h: Likewise.
8078 * tree-chrec.c: Likewise.
8079 * tree-chrec.h: Likewise.
8080 * tree-ssa-sccvn.c: Likewise.
8081 * tree-ssa-sccvn.h: Likewise.
8082 * cgraphunit.c: Likewise.
8083 * tree-ssa-copyrename.c: Likewise.
8084 * tree-ssa-ccp.c: Likewise.
8085 * tree-ssa-loop-ivopts.c: Likewise.
8086 * tree-nomudflap.c: Likewise.
8087 * tree-call-cdce.c: Likewise.
8088 * ipa-pure-const.c: Likewise.
8089 * c-format.c: Likewise.
8090 * tree-stdarg.c: Likewise.
8091 * tree-ssa-math-opts.c: Likewise.
8092 * tree-ssa-dom.c: Likewise.
8093 * tree-nrv.c: Likewise.
8094 * tree-ssa-propagate.c: Likewise.
8095 * ipa-utils.c: Likewise.
8096 * tree-ssa-propagate.h: Likewise.
8097 * tree-ssa-alias.c: Likewise.
8098 * gimple-low.c: Likewise.
8099 * tree-ssa-sink.c: Likewise.
8100 * ipa-inline.c: Likewise.
8101 * c-semantics.c: Likewise.
8102 * dwarf2out.c: Likewise.
8104 * tree-ssa-loop-ivcanon.c: Likewise.
8105 * predict.c: Likewise.
8106 * tree-ssa-loop.c: Likewise.
8107 * tree-parloops.c: Likewise.
8108 * tree-ssa-address.c: Likewise.
8109 * tree-ssa-ifcombine.c: Likewise.
8110 * matrix-reorg.c: Likewise.
8111 * c-decl.c: Likewise.
8112 * tree-eh.c: Likewise.
8113 * c-pretty-print.c: Likewise.
8114 * lambda-trans.c: Likewise.
8115 * function.c: Likewise.
8116 * langhooks.c: Likewise.
8117 * ebitmap.h: Likewise.
8118 * tree-vectorizer.c: Likewise.
8119 * function.h: Likewise.
8120 * langhooks.h: Likewise.
8121 * tree-vectorizer.h: Likewise.
8122 * ipa-type-escape.c: Likewise.
8123 * ipa-type-escape.h: Likewise.
8124 * domwalk.c: Likewise.
8125 * tree-if-conv.c: Likewise.
8126 * profile.c: Likewise.
8127 * domwalk.h: Likewise.
8128 * tree-data-ref.c: Likewise.
8129 * tree-data-ref.h: Likewise.
8130 * tree-flow-inline.h: Likewise.
8131 * tree-affine.c: Likewise.
8132 * tree-vect-analyze.c: Likewise.
8133 * c-typeck.c: Likewise.
8134 * gimplify.c: Likewise.
8135 * coretypes.h: Likewise.
8136 * tree-ssa-phiopt.c: Likewise.
8137 * calls.c: Likewise.
8138 * tree-ssa-coalesce.c: Likewise.
8139 * tree.def: Likewise.
8140 * tree-dfa.c: Likewise.
8141 * except.c: Likewise.
8142 * except.h: Likewise.
8143 * cfgexpand.c: Likewise.
8144 * tree-cfgcleanup.c: Likewise.
8145 * tree-ssa-pre.c: Likewise.
8146 * tree-ssa-live.c: Likewise.
8147 * tree-sra.c: Likewise.
8148 * tree-ssa-live.h: Likewise.
8149 * tree-predcom.c: Likewise.
8150 * lambda.h: Likewise.
8151 * tree-mudflap.c: Likewise.
8152 * ipa-prop.c: Likewise.
8153 * print-tree.c: Likewise.
8154 * tree-ssa-copy.c: Likewise.
8155 * ipa-prop.h: Likewise.
8156 * tree-ssa-forwprop.c: Likewise.
8157 * ggc-page.c: Likewise.
8158 * c-omp.c: Likewise.
8159 * tree-ssa-dce.c: Likewise.
8160 * tree-vect-patterns.c: Likewise.
8161 * tree-ssa-ter.c: Likewise.
8162 * tree-nested.c: Likewise.
8163 * tree-ssa.c: Likewise.
8164 * lambda-code.c: Likewise.
8165 * tree-ssa-loop-prefetch.c: Likewise.
8166 * tree-inline.c: Likewise.
8167 * tree-inline.h: Likewise.
8168 * tree-iterator.c: Likewise.
8169 * tree-optimize.c: Likewise.
8170 * tree-ssa-phiprop.c: Likewise.
8171 * tree-vect-transform.c: Likewise.
8172 * tree-object-size.c: Likewise.
8173 * tree-outof-ssa.c: Likewise.
8174 * cfgloop.c: Likewise.
8175 * system.h: Likewise.
8176 * tree-profile.c: Likewise.
8177 * cfgloop.h: Likewise.
8178 * c-gimplify.c: Likewise.
8179 * c-common.c: Likewise.
8180 * tree-vect-generic.c: Likewise.
8181 * tree-flow.h: Likewise.
8182 * c-common.h: Likewise.
8183 * basic-block.h: Likewise.
8184 * tree-ssa-structalias.c: Likewise.
8185 * tree-switch-conversion.c: Likewise.
8186 * tree-ssa-structalias.h: Likewise.
8187 * tree-cfg.c: Likewise.
8188 * passes.c: Likewise.
8189 * ipa-struct-reorg.c: Likewise.
8190 * ipa-struct-reorg.h: Likewise.
8191 * tree-ssa-reassoc.c: Likewise.
8192 * cfgrtl.c: Likewise.
8193 * varpool.c: Likewise.
8195 * tree-ssanames.c: Likewise.
8196 * tree-ssa-threadedge.c: Likewise.
8197 * langhooks-def.h: Likewise.
8198 * tree-ssa-operands.c: Likewise.
8199 * config/alpha/alpha.c: Likewise.
8200 * config/frv/frv.c: Likewise.
8201 * config/s390/s390.c: Likewise.
8202 * config/m32c/m32c.c: Likewise.
8203 * config/m32c/m32c-protos.h: Likewise.
8204 * config/spu/spu.c: Likewise.
8205 * config/sparc/sparc.c: Likewise.
8206 * config/i386/i386.c: Likewise.
8207 * config/sh/sh.c: Likewise.
8208 * config/xtensa/xtensa.c: Likewise.
8209 * config/stormy16/stormy16.c: Likewise.
8210 * config/ia64/ia64.c: Likewise.
8211 * config/rs6000/rs6000.c: Likewise.
8212 * config/pa/pa.c: Likewise.
8213 * config/mips/mips.c: Likewise.
8215 2008-07-28 Simon Baldwin <simonb@google.com>
8217 * c-pragma.c (handle_pragma_message): New function.
8218 (init_pragma): Register handle_pragma_message.
8219 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
8222 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
8224 PR tree-optimization/35252
8225 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
8226 REALPART_EXPR to be considered as same load operation.
8228 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
8230 PR tree-optimization/36830
8231 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
8232 (expressions_equal_p): Return false if only one operand is null.
8234 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
8236 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
8237 version requirements.
8239 2008-07-26 Olivier Hainque <hainque@adacore.com>
8241 * collect2.c (symkind): New enum. Symbol kinds we care about.
8242 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
8243 code and head comment accordingly.
8244 (scan_prog_file): Use symkind names instead of bare integers.
8246 2008-07-25 Jan Hubicka <jh@suse.cz>
8248 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
8250 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
8251 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
8252 * dojump.c (clear_pending_stack_adjust): Likewise.
8253 * print-tree.c (print_node): Ignore DECL_INLINE.
8254 * tree-inline.c (inlinable_function_p): Likewise.
8256 2008-07-25 Michael Meissner <gnu@the-meissners.org>
8258 * doc/extend.texi (hot attribute): Document that the hot attribute
8259 turns on -O3 for some ports.
8260 (cold attribute): Document that the cold attribute turns on -Os
8263 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
8264 reflect function specific option support.
8266 * target.h (struct target_option_hooks): Add fields to say whether
8267 the cold attribute implies -Os and the hot attribute implies -O3.
8269 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
8270 By default, do not turn on -Os for cold functions.
8271 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
8272 not turn on -O3 for hot functions.
8274 * c-common.c (handle_hot_attribute): Use target hook to determine
8275 if hot functions should enable -O3.
8276 (handle_cold_attribute): Use target hook to determine if cold
8277 functions should enable -Os.
8279 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
8280 (override_options): Move disable scheduling to
8281 optimization_options.
8282 (optimization_options): Disable scheduling here, not
8284 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8285 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8287 * config/ia64/ia64.c (ia64_override_options): Move setting
8288 scheduling flags to ia64_optimization_options.
8289 (ia64_optimization_options): Disable scheduling options here, and
8290 not in ia64_override_options.
8291 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8292 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8294 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
8297 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
8299 2008-07-25 Martin Jambor <mjambor@suse.cz>
8301 PR tree-optimization/36926
8302 * ipa-prop.c (ipa_analyze_call_uses): Call
8303 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
8305 2008-07-25 Joseph Myers <joseph@codesourcery.com>
8307 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
8308 movv2si_internal): Add mem = reg alternative.
8310 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
8313 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
8314 DEFAULT_PCC_STRUCT_RETURN to 127.
8316 2008-07-24 Jan Hubicka <jh@suse.cz>
8318 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
8319 (build_cgraph_edges): Likewise.
8320 * cgraph.c (cgraph_node): Do not update assembler hash.
8321 (cgraph_remove_node): Drop non-unit-at-a-time code.
8322 * tree-pass.h (pass_O0_always_inline): Remove.
8323 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
8324 * toplev.c (process_options): Flag unit-at-a-time does not imply
8326 * cgraphunit.c: Update comments.
8327 (decide_is_function_needed): Drop non-unit-at-a-time mode.
8328 (cgraph_assemble_pending_functions): Remove.
8329 (cgraph_reset_node): Drop non-unit-at-a-time code.
8330 (cgraph_finalize_function): Likewise.
8331 (cgraph_analyze_function): Likewise.
8332 (cgraph_finalize_compilation_unit): Likewise.
8333 (cgraph_expand_function): Likewise.
8334 (cgraph_optimize): Likesise.
8335 (save_inline_function_body): Likewise.
8336 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
8337 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
8338 * ipa-inline.c: Update comments.
8339 (enum inlining_mode): remove INLINE_SPEED.
8340 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
8341 (cgraph_mark_inline_edge): Likewise.
8342 (try_inline): Likewise.
8343 (cgraph_decide_inlining_incrementally): Likewise.
8344 (cgraph_gate_inlining): Remove.
8345 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
8346 (cgraph_gate_early_inlining): Likewise.
8347 (gate_inline_passes): Remove.
8348 (pass_inline_parameters, pass_ipa_inline): Remove gates.
8349 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
8350 pass_O0_always_inline): Remove.
8351 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
8352 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
8353 * opts.c (no_unit_at_a_time_default): Remove.
8354 (decode_options): Remove flag_unit_at_a_time reset and warning.
8355 * opts.h (no_unit_at_a_time_default): Remove.
8356 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
8357 early in GNU dialect.
8358 (merge_decls): Update comment; drop unit-at-a-time check.
8359 (finish_decl): Likewise.
8360 (grok_declaration): Remove flag_inline_trees code.
8361 (finish_functions): Return on function returning non-void on all
8363 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
8364 * cfgexpand.c (expand_one_static_var): Remove.
8365 (expand_one_var): Remove expand_one_static_var call.
8366 (expand_used_vars_for_block): Remove flag_unit_a_time check.
8367 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
8368 and flag_unit_at_a-time compatibility checks.
8369 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
8370 * tree-inline.c (flag_inline_trees): Remove.
8371 (inlinable_function_p): Don't check it.
8372 (expand_call_inline): Remove non-unit-at-a-time code.
8373 * tree-inline.h (flag_inline_trees): Remove.
8374 * tree-optimize.c (execute_early_local_optimizations): Remove
8375 unit-at-a-time checks.
8376 (tree_rest_of_compilation): Likewise.
8377 * combine.c (setup_incoming_promotions): Likewise.
8378 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
8379 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
8380 * passes.c (pass_inline_parameters): Update comments; remove
8381 O0_alwaysinline pass.
8382 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
8383 (execute_one_pass): Likewise.
8384 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
8385 (ix86_function_sseregparm): Likewise.
8386 * arm.c (arm_function_in_section_p): Likewise.
8387 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
8388 * varpool.c: Update comments.
8389 (decide_is_variable_needed): Remove unit-at-a-time checks.
8390 (varpool_finalize_decl): Likewise.
8392 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
8394 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
8396 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
8398 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
8400 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
8401 imp symbol extension.
8403 2008-07-23 Ian Lance Taylor <iant@google.com>
8405 * tree-vrp.c (infer_value_range): Ignore asm statements when
8406 looking for memory accesses for -fdelete-null-pointer-checks.
8408 2008-07-24 Ben Elliston <bje@au.ibm.com>
8410 * config/spu/spu-c.c (__vector_keyword): New variable.
8411 (vector_keyword): Likewise.
8412 (spu_categorize_keyword): New function.
8413 (spu_macro_to_expand): Likewise.
8414 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
8415 compiling an ISO C dialect.
8417 2008-07-24 Ben Elliston <bje@au.ibm.com>
8419 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
8422 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8424 * configure: Regenerate.
8425 * configure.ac: Require texinfo 4.7.
8426 * doc/install.texi: Document texinfo 4.7 requirement.
8428 2008-07-23 Martin Jambor <mjambor@suse.cz>
8430 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
8431 rather than for DECL_SAVED_TREE.
8432 * ipa-prop.c: Include diagnostic.h.
8433 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
8435 (ipa_detect_param_modifications): Function rewritten from scratch.
8436 (ipa_compute_jump_functions): Changed accesses to modification flags.
8437 (ipa_free_node_params_substructures): Update flags destruction.
8438 (ipa_node_duplication_hook): Update flags duplication.
8439 (ipa_print_all_params_modified): Updated flag access.
8440 * ipa-prop.h (struct ipa_param_flags): New structure.
8441 (struct ipa_node_params): New field modification_analysis_done,
8442 modified_flags changed into param_flags.
8443 (ipa_is_ith_param_modified): Changed to use new flags.
8444 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
8446 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
8447 ipa-cp.c and split into two functions.
8448 (ipa_print_node_jump_functions): New function.
8449 (compute_scalar_jump_functions): New function.
8450 (type_like_member_ptr_p): New function.
8451 (compute_pass_through_member_ptrs): New function.
8452 (fill_member_ptr_cst_jump_function): New function.
8453 (determine_cst_member_ptr): New function.
8454 (compute_cst_member_ptr_arguments): New function.
8455 (ipa_compute_jump_functions): Complete rewrite.
8456 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
8457 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
8458 (struct ipa_member_ptr_cst): New structure.
8459 (union jump_func_value): New field member_cst.
8460 * ipa-cp.c (ipcp_lat_is_insertable): New function.
8461 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
8462 jump function types.
8463 (ipcp_print_all_lattices): Slight fprintf rearrangement.
8464 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
8465 instead of ipcp_print_all_jump_functions.
8466 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
8467 only for replacable scalars.
8469 * doc/invoke.texi (Optimize options): Add description of
8470 -findirect-inlining.
8471 * common.opt (flag_indirect_inlining): New flag.
8472 * opts.c (decode_options): Set flag_indirect_inlining when
8475 * ipa-inline.c: Include ipa-prop.h.
8476 (inline_indirect_intraprocedural_analysis): New function.
8477 (inline_generate_summary): Allocate parameter and argument info
8478 structures, call inline_indirect_intraprocedural_analysis on each
8479 node when doing indirect inlining and deallocate indirect inlining
8480 data structures in the end.
8481 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
8482 (free_all_ipa_structures_after_iinln): New function.
8483 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
8485 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
8487 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
8488 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8489 of computing the frequency separately.
8490 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8491 of computing the frequency separately.
8492 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
8493 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
8494 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
8495 (ipa_get_stmt_member_ptr_load_param): New function.
8496 (ipa_is_ssa_with_stmt_def): New function.
8497 (ipa_note_param_call): New function.
8498 (ipa_analyze_call_uses): New function.
8499 (ipa_analyze_stmt_uses): New function.
8500 (ipa_analyze_params_uses): New function.
8501 (ipa_free_node_params_substructures): Also free the param_calls linked
8503 (ipa_node_duplication_hook): Also duplicate the param_calls
8505 (ipa_print_node_param_flags): New function.
8506 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
8507 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
8508 * ipa-prop.h (struct ipa_param_flags): New field called.
8509 (struct ipa_param_call_note): New structure.
8510 (struct ipa_node_params): New fields param_calls and
8512 (ipa_is_ith_param_called): New function.
8513 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
8514 ipa_analyze_params_uses and dump parameter flags.
8516 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
8517 ipa_propagate_indirect_call_infos if performing indirect inlining,
8518 pass a new parameter new_edges to it.
8519 (add_new_edges_to_heap): New fucntion.
8520 (cgraph_decide_inlining_of_small_functions): New vector
8521 new_indirect_edges for newly found indirect edges , call
8522 ipa_propagate_indirect_call_infos after inlining.
8523 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
8524 inlining if performing indirect inlining. Call
8525 free_all_ipa_structures_after_iinln when doing so too.
8526 (inline_generate_summary): Do not call
8527 free_all_ipa_structures_after_iinln here.
8528 * ipa-prop.c (update_jump_functions_after_inlining): New function.
8529 (print_edge_addition_message): New function.
8530 (update_call_notes_after_inlining): New function.
8531 (propagate_info_to_inlined_callees): New function.
8532 (ipa_propagate_indirect_call_infos): New function.
8533 * ipa-prop.h: Include cgraph.h
8534 (struct ipa_param_call_note): Fields reordered, new field processed.
8535 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
8537 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
8538 rediscovered call statements.
8539 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
8540 (dump_cgraph_node): Dump also the indirect_call flag.
8541 (cgraph_clone_edge): Copy also the indirect_call flag.
8542 * tree-inline.c (copy_bb): Do not check for fndecls from call
8543 expressions, check for edge availability when moving clones.
8544 (get_indirect_callee_fndecl): New function.
8545 (expand_call_inline): If callee declaration is not apprent from
8546 the statement, try calling get_indirect_callee_fndecl. Do not
8547 issue warnings or call sorry when not inlinings an indirect edge.
8548 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
8550 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
8551 bit more frandly to matching.
8552 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
8553 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
8554 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
8556 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8559 * opth-gen.awk: Suppress function specific features when building
8561 * optc-gen.awk: Ditto.
8563 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8566 * diagnostic.c (pedwarn): Add opt parameter.
8568 * c-tree.h (pedwarn_init): Add opt parameter.
8569 (pedwarn_c90): Likewise.
8570 (pedwarn_c99): Likewise.
8571 * c-errors.c (pedwarn_c99): Likewise.
8572 (pedwarn_c90): Likewise.
8573 * toplev.h (pedwarn): Update declaration.
8574 (pedwarn0): Declare.
8575 * c-lex.c: All calls to pedwarn changed.
8576 * builtins.c: All calls to pedwarn changed.
8577 * toplev.c: All calls to pedwarn changed.
8578 * c-decl.c: All calls to pedwarn changed.
8579 * c-typeck.c: All calls to pedwarn changed.
8580 * c-common.c: All calls to pedwarn changed.
8581 * c-parser.c: All calls to pedwarn changed.
8583 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8584 Karthik Kumar <karthikkumar@gmail.com>
8586 * attribs.c (file scope): Include c-common.h.
8587 (decl_attributes): Add support for #pragma GCC optimize and
8590 * targhooks.c (default_can_inline_p): New function that is the
8591 default for the TARGET_CAN_INLINE_P target hook.
8593 * targhooks.h (default_can_inline_p): Add declaration.
8595 * tree.c (cl_optimization_node): New static tree for building
8596 OPTIMIZATION_NODE tree.
8597 (cl_target_option_node): New static tree for building
8598 TARGET_OPTION_NODE tree.
8599 (cl_option_hash_table): New hash table for hashing
8600 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8601 (cl_option_hash_hash): New function to provide the hash value for
8602 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8603 (cl_option_hash_eq): New function to provide an equality test for
8604 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8605 (tree_code_size): Add support for OPTIMIZATION_NODE and
8606 TARGET_OPTION_NODE trees.
8607 (tree_code_structure): Add support for OPTIMIZATION_NODE and
8608 TARGET_OPTION_NODE trees.
8609 (build_optimization_node): Build a tree that has all of the
8610 current optimization options.
8611 (build_target_option_node): Build a tree that has the target
8612 options that might be changed on a per function basis.
8614 * tree.h (file scope): Include options.h.
8615 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
8616 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
8617 (TREE_OPTIMIZATION): Ditto.
8618 (TREE_TARGET_SPECIFIC): Ditto.
8619 (struct tree_function_decl): Add fields for remembering the
8620 current optimization options and target specific options.
8621 (struct tree_optimization_option): New tree variant that remembers
8622 the optimization options.
8623 (struct tree_target_option): New tree variant that remembers the
8624 target specific flags that might change for compiling a particular
8626 (union tree_node): Include tree_optimization_option and
8627 tree_target_option fields.
8628 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
8629 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
8630 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
8631 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
8632 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
8633 optimization and target options.
8634 (optimization_default_node): New macro to refer to global_trees
8636 (optimization_current_node): Ditto.
8637 (optimization_cold_node): Ditto.
8638 (optimization_hot_node): Ditto.
8639 (target_option_default_node): Ditto.
8640 (target_option_current_node): Ditto.
8641 (current_option_pragma): Ditto.
8642 (current_optimize_pragma): Ditto.
8644 * target.h (struct gcc_target): Add valid_option_attribute_p,
8645 target_option_save, target_option_restore, target_option_print,
8646 target_option_pragma_parse, and can_inline_p hooks.
8648 * toplev.h (parse_optimize_options): Add declaration.
8649 (fast_math_flags_struct_set_p): Ditto.
8651 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
8652 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
8655 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
8656 tree_can_inline_p hook to see if one function can inline another.
8657 (cgraph_decide_inlining): Ditto.
8658 (cgraph_decide_inlining_incrementally): Ditto.
8660 * opts.c (decode_options): Add support for running multiple times
8661 to allow functions with different target or optimization options
8662 than was specified on the command line.
8663 (fast_math_flags_struct_set_p): New function that is similar to
8664 fast_math_flags_set_p, except it uses the values in the
8665 cl_optimization structure instead of global variables.
8667 * optc-gen.awk: Add support for TargetSave to allow a back end to
8668 declare new fields that need to be saved when using function
8669 specific options. Include flags.h and target.h in the options.c
8670 source. Add support for Save to indicate which options can be set
8671 for individual functions. Generate cl_optimize_save,
8672 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
8673 cl_target_option_restore, cl_target_option_print functions to
8674 allow functions to use different optimization or target options.
8676 * opt-functions.awk (var_type_struct): Return the type used for
8677 storing the field in a structure.
8679 * opth-gen.awk: Add support for TargetSave to allow a back end to
8680 declare new fields that need to be saved when using function
8681 specific options. Add support for Save to indicate which options
8682 can be set for individual functions. Only generate one extern for
8683 Mask fields. Generate cl_optimization and cl_target_option
8684 structures to remember optimization and target options.
8686 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
8687 collecting new tree nodes.
8688 (TS_TARGET_OPTION): Ditto.
8690 * c-decl.c (merge_decls): Merge function specific target and
8691 optimization options.
8693 * function.c (invoke_set_current_function_hook): If the function
8694 uses different optimization options, change the global variables
8697 * coretypes.h (struct cl_optimization): Add forward reference.
8698 (struct cl_target_option): Ditto.
8700 * c-pragma.c (option_stack): New static vector to remember the
8701 current #pragma GCC option stack.
8702 (handle_pragma_option): New function to support #pragma GCC option
8703 to change target options.
8704 (optimize_stack): New static vector to remember the current
8705 #pragma GCC optimize stack.
8706 (handle_pragma_optimize): New function to support #pragma GCC
8707 optimize to change optimization options.
8708 (init_pragma): Add support for #pragma GCC optimize and #pragma
8711 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
8712 optimization options.
8713 (TARGET_OPTION_NODE): New tree code for remembering certain target
8716 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
8717 TARGET_OPTION_NODE trees.
8719 * common.opt (-O): Add Optimization flag.
8721 (-fmath-errno): Ditto.
8722 (-falign-functions): Add UInteger flag to make sure flag gets full
8723 int in cl_optimization structure.
8724 (-falign-jumps): Ditto.
8725 (-falign-labels): Ditto.
8726 (-falign-loops): Ditto.
8727 (-fsched-stalled-insns): Ditto.
8728 (-fsched-stalled-insns-dep): Ditto.
8730 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
8732 (TARGET_OPTION_SAVE): Ditto.
8733 (TARGET_OPTION_RESTORE): Ditto.
8734 (TARGET_OPTION_PRINT): Ditto.
8735 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
8736 (TARGET_CAN_INLINE_P): Ditto.
8737 (TARGET_INITIALIZER): Add new hooks.
8739 * tree-inline.c (tree_can_inline_p): New function to determine
8740 whether one function can inline another. Check if the functions
8741 use compatible optimization options, and also call the backend
8744 * tree-inline.h (tree_can_inline_p): Add declaration.
8746 * c-common.c (c_common_attribute): Add support for option and
8747 optimize attributes.
8748 (handle_option_attribute): Add support for the option attribute to
8749 allow the user to specify different target options for compiling a
8751 (handle_optimize_attribute): Add support for the optimize
8752 attribute to allow the user to specify different optimization
8753 options for compiling a specific function.
8754 (handle_hot_attribute): Turn on -O3 optimization for this one
8755 function if it isn't the default optimization level.
8756 (handle_cold_attribute): Turn on -Os optimization for this one
8757 function if it insn't the default optimization.
8758 (const_char_p): New const char * typedef.
8759 (optimize_args): New static vector to remember the optimization
8761 (parse_optimize_options): New function to set up the optimization
8762 arguments from either the optimize attribute or #pragma GCC optimize.
8764 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
8765 (builtin_define_std): Ditto.
8767 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
8768 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
8769 (x86_64-*-*): Ditto.
8771 * Makefile.in (TREE_H): Add options.h.
8772 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
8774 * doc/extend.texi (option attribute): Document new attribute.
8775 (optimize attribute): Ditto.
8776 (hot attribute): Document hot attribute sets -O3.
8777 (cold attribute): Document cold attribute sets -Os.
8778 (#pragma GCC option): Document new pragma.
8779 (#pragma GCC optimize): Ditto.
8781 * doc/options.texi (TargetSave): Document TargetSave syntax.
8782 (UInteger): Document UInteger must be used for certain flags.
8783 (Save): Document Save option to create target specific options
8784 that can be saved/restored on a function specific context.
8786 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
8787 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
8789 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
8790 (TARGET_OPTION_SAVE): Ditto.
8791 (TARGET_OPTION_RESTORE): Ditto.
8792 (TARGET_OPTION_PRINT): Ditto.
8793 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
8794 (TARGET_CAN_INLINE_P): Ditto.
8796 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
8798 (-mfpmath=both): Ditto.
8800 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8801 Karthik Kumar <karthikkumar@gmail.com>
8803 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
8804 (TARGET_POPCNT): Ditto.
8805 (TARGET_SAHF): Ditto.
8806 (TARGET_AES): Ditto.
8807 (TARGET_PCLMUL): Ditto.
8808 (TARGET_CMPXCHG16B): Ditto.
8809 (TARGET_RECIP): Move switch into target_flags.
8810 (TARGET_FUSED_MADD): Ditto.
8811 (ix86_arch_features): Make an unsigned char type.
8812 (ix86_tune_features): Ditto.
8813 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
8814 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
8815 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
8817 * config/i386/i386.opt (arch): New TargetSave field to define
8818 fields that need to be saved for function specific option support.
8821 (branch_cost): Ditto.
8822 (ix86_isa_flags_explicit): Ditto.
8823 (tune_defaulted): Ditto.
8824 (arch_specified): Ditto.
8825 (-m128-long-double): Add Save flag to save option for target
8826 specific option support.
8828 (-maccumulate-outgoing-args): Ditto.
8829 (-malign-double): Ditto.
8830 (-malign-stringops): Ditto.
8831 (-mfancy-math-387): Ditto.
8832 (-mhard-float): Ditto.
8834 (-minline-all-stringops): Ditto.
8835 (-minline-stringops-dynamically): Ditto.
8836 (-mms-bitfields): Ditto.
8837 (-mno-align-stringops): Ditto.
8838 (-mno-fancy-math-387): Ditto.
8839 (-mno-push-args): Ditto.
8840 (-mno-red-zone): Ditto.
8841 (-mpush-args): Ditto.
8842 (-mred-zone): Ditto.
8844 (-msseregparm): Ditto.
8845 (-mstack-arg-probe): Ditto.
8860 (-mrecip): Move flag into target_flags.
8862 (-mno-fused-madd): Ditto.
8863 (-mfused-madd): Ditto.
8864 (-mabm): Move flag into ix86_isa_flags.
8871 * config/i386/i386-c.c: New file for #pragma support.
8872 (ix86_target_macros_internal): New function to #define or #undef
8873 target macros based when the user uses the #pragma GCC option to
8874 change target options.
8875 (ix86_pragma_option_parse): New function to add #pragma GCC option
8877 (ix86_target_macros): Move defining the target macros here from
8878 TARGET_CPU_CPP_BUILTINS in i386.h.
8879 (ix86_register_pragmas): Register the #pragma GCC option hook. If
8880 defined, initialize any subtarget #pragmas.
8882 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
8883 REGISTER_TARGET_PRAGMAS.
8885 * config/i386/t-i386: New file for x86 dependencies.
8886 (i386.o): Make dependencies mirror the include files used.
8887 (i386-c.o): New file, add dependencies.
8889 * config/i386/i386-protos.h (override_options): Add bool argument.
8890 (ix86_valid_option_attribute_tree): Add declaration.
8891 (ix86_target_macros): Ditto.
8892 (ix86_register_macros): Ditto.
8894 * config/i386/i386.c (ix86_tune_features): Move initialization of
8895 the target masks to initial_ix86_tune_features to allow functions
8896 to have different target options. Make type unsigned char,
8897 instead of unsigned int.
8898 (initial_ix86_tune_features): New static vector to hold processor
8899 masks for the tune variables.
8900 (ix86_arch_features): Move initialization of the target masks to
8901 initial_ix86_arch_features to allow functions to have different
8902 target options. Make type unsigned char, instead of unsigned int.
8903 (initial_ix86_arch_features): New static vector to hold processor
8904 masks for the arch variables.
8905 (enum ix86_function_specific_strings): New enum to describe the
8906 string options used for attribute((option(...))).
8907 (ix86_target_string): New function to return a string that
8908 describes the target options.
8909 (ix86_debug_options): New function to print the current options in
8911 (ix86_function_specific_save): New function hook to save the
8912 function specific global variables in the cl_target_option structure.
8913 (ix86_function_specific_restore): New function hook to restore the
8914 function specific variables from the cl_target_option structure to
8915 the global variables.
8916 (ix86_function_specific_print): New function hook to print the
8917 target specific options in the cl_target_option structure.
8918 (ix86_valid_option_attribute_p): New function hook to validate
8919 attribute((option(...))) arguments.
8920 (ix86_valid_option_attribute_tree): New function that is common
8921 code between attribute((option(...))) and #pragma GCC option
8922 support that parses the options and returns a tree holding the options.
8923 (ix86_valid_option_attribute_inner_p): New helper function for
8924 ix86_valid_option_attribute_tree.
8925 (ix86_can_inline_p): New function hook to decide if one function
8926 can inline another on a target specific basis.
8927 (ix86_set_current_function); New function hook to switch target
8928 options if the user used attribute((option(...))) or #pragma GCC
8930 (ix86_tune_defaulted): Move to static file scope from
8932 (ix86_arch_specified): Ditto.
8933 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
8935 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
8936 (OPTION_MASK_ISA_ABM_SET): Ditto.
8937 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
8938 (OPTION_MASK_ISA_CX16_SET): Ditto.
8939 (OPTION_MASK_ISA_SAHF_SET): Ditto.
8940 (OPTION_MASK_ISA_AES_UNSET): Ditto.
8941 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
8942 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
8943 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
8944 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
8945 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
8946 (struct ptt): Move to static file scope from override_options.
8947 (processor_target_table): Ditto.
8949 (ix86_handle_option): Add support for options that are now isa options.
8950 (override_options): Add support for declaring functions that
8951 support different target options than were specified on the
8952 command line. Move struct ptt, processor_target_table, cpu_names,
8953 ix86_tune_defaulted, ix86_arch_specified to static file scope.
8954 Add bool argument. Fix up error messages so the appropriate error
8955 is given for either command line or attribute.
8956 (ix86_previous_fndecl): New static to remember previous function
8957 declaration to see if we need to change target options.
8958 (ix86_builtins_isa): New array to record the ISA of each builtin
8960 (def_builtin): Always create the builtin function, even if the
8961 current ISA doesn't support it.
8962 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
8963 tests for those builtins.
8964 (ix86_init_builtins): Remove TARGET_MMX test for calling
8965 ix86_init_mmx_sse_builtins.
8966 (ix86_expand_builtin): If the current ISA doesn't support a given
8967 builtin, signal an error.
8968 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
8969 (TARGET_SET_CURRENT_FUNCTION): Ditto.
8970 (TARGET_OPTION_SAVE): Ditto.
8971 (TARGET_OPTION_RESTORE): Ditto.
8972 (TARGET_OPTION_PRINT): Ditto.
8973 (TARGET_CAN_INLINE_P): Ditto.
8975 2008-07-22 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8977 * c-typeck.c (build_external_ref): Don't call assemble_external.
8978 * final.c (output_operand): Call assemble_external.
8980 2008-07-21 DJ Delorie <dj@redhat.com>
8982 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
8983 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
8985 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8987 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
8988 original insn and splitter contents into ...
8989 ("*div<mode>3_fast"): ... this new pattern. Enable only if
8990 flag_unsafe_math_optimizations. Add dummy scratch register.
8991 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
8992 !flag_unsafe_math_optimizations. Returns number with next
8993 highest magnitude if this is still less or equal to the true
8994 quotient in magnitude.
8996 2008-07-21 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8998 * Makefile.in: Replace toplev.h with TOPLEV_H.
8999 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
9000 * c-lex.c (fe_file_change): Don't set in_system_header.
9001 * c-parser.c (c_token): Remove in_system_header.
9002 (c_lex_one_token): Don't set in_system_header.
9003 (c_parser_set_source_position_from_token): Don't set in_system_header.
9004 * diagnostic.c (diagnostic_report_diagnostic): Use location from
9007 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
9008 * flags.h (in_system_header): Remove.
9009 * function.c (saved_in_system_header): Remove.
9010 (push_cfun): Don't set in_system_header.
9011 (pop_cfun): Don't set in_system_header.
9012 (push_struct_function): Don't set in_system_header.
9013 * input.h (expanded_location): Add sysp.
9014 (in_system_header_at): New.
9015 (in_system_header): New.
9016 * toplev.c (in_system_header): Remove.
9017 * toplev.h: Include input.h
9019 * tree-cfg.c (execute_warn_function_return): Call warning_at.
9020 * tree-ssa.c (warn_uninit): Call warning_at.
9021 (warn_uninitialized_var): Update calls to warn_uninit.
9022 (warn_uninitialized_phi): Update calls to warn_uninit.
9023 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
9024 (expand_location): Initialize xloc.sysp.
9025 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
9026 (tree_decl_with_vis): Remove in_system_header_flag.
9028 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
9031 * recog.c (asm_operand_ok): Change the order of the extra
9032 memory constraint checks.
9034 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
9037 * tree-switch-conversion.c (build_one_array): Call
9038 varpool_mark_needed_node and varpool_finalize_decl
9039 instead of assemble_variable.
9041 2008-07-19 Jan Hubicka <jh@suse.cz>
9043 * cgraph.c (cgraph_add_new_function): Do early local passes.
9044 * tree-nrv.c (gate_pass_return_slot): New gate.
9045 (pass_nrv): Add the gate.
9046 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
9048 (coalesce_ssa_name): Coalesce SSA names.
9049 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
9050 not optimizing so unused user vars remains visible.
9051 * common.opt (flag_tree_ter): Always enable by default.
9052 * tree-ssa-ter.c: Include flags.h
9053 (is_replaceable_p): Check that locations match; when aliasing
9054 is missing be conservative about loads.
9055 * tree-optimize.c (gate_init_datastructures): Remove.
9056 (pass_init_datastructures): New.
9057 * passes.c: Reorder passes so we always go into SSA.
9059 2008-07-19 Jan Hubicka <jh@suse.cz>
9061 * doc/extend.texi (flatten attribute): Remove note about
9063 * doc/invoke.texi (--combine): Likewise.
9064 (-finline-functions-called-once): Update levels when enabled.
9065 (-funit-at-a-time): Document new behaviour.
9066 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
9067 -fno-section-anchors when disabled explicitly.
9068 (inline params): They are not ignored now.
9069 (precompiled headers): Remove unit-at-a-time as being incompatible.
9070 * opts.c (decode_options): Handle unit-at-a-time as alias;
9071 imply -fno-section-anchors when toplevel reorder is disabled
9073 * common.opt (ftoplevel-reorder): Set default value to 2.
9074 (funit-at-a-time): Set default value to 1.
9075 * config/rs6000/rs6000.c (optimization_options): Set section anchors
9078 2008-07-19 Jan Hubicka <jh@suse.cz>
9080 * builtins.c (expand_builtin_int_roundingfn,
9081 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
9084 2008-07-19 Richard Guenther <rguenther@suse.de>
9087 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
9088 * tree-ssa-sccvn.c (get_constant_value_id): New function.
9089 * tree-ssa-pre.c (get_expr_value_id): For newly created
9090 constant value-ids make sure to add the expression to its
9093 2008-07-19 Jakub Jelinek <jakub@redhat.com>
9096 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
9097 return value of the builtin is ignored.
9099 2008-07-19 Olivier Hainque <hainque@adacore.com>
9101 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
9102 bits, a C conformant malloc implementation has to provide.
9103 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
9105 2008-07-19 Joseph Myers <joseph@codesourcery.com>
9109 * reload.c (find_reloads_subreg_address): Only reload address if
9110 reloaded == 0, not for reloaded != 1.
9113 2008-07-16 Joseph Myers <joseph@codesourcery.com>
9114 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
9115 (m32c_legitimate_address_p): Handle "++rii" addresses created by
9116 m32c_legitimize_reload_address.
9118 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9119 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
9120 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
9122 2008-07-19 Olivier Hainque <hainque@adacore.com>
9124 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
9125 argument, saying whether nested array are to be collapsed
9126 into a single array type DIE with multiple subscripts.
9127 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
9128 issues, centralize the nested array types collapsing control and
9129 disable the transformation for Ada.
9131 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
9134 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
9136 (x86_64_shift_adj_2): New expander.
9137 (x86_64_shift_adj_3): Ditto.
9138 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
9139 to split TImode operands.
9140 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
9141 (ix86_split_lshr): Ditto.
9143 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
9145 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
9146 and __CHAR32_TYPE__.
9147 * c-typeck.c (digest_init): Support char16_t and char32_t.
9148 (set_nonincremental_init_from_string): Idem.
9150 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
9153 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
9154 PREFERRED_STACK_BOUNDARY.
9155 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9157 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
9160 * function.c (locate_and_pad_parm): Cap boundary earlier.
9162 2008-07-17 Julian Brown <julian@codesourcery.com>
9164 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
9165 no-op for targets which don't use DLLs.
9167 2008-07-17 Martin Jambor <mjambor@suse.cz>
9169 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
9170 that nodes are relevant by examining the node->analyzed flag.
9171 (ipcp_init_stage): Check which nodes are relevant, assert that the
9172 relevant ones are also required.
9173 (ipcp_propagate_stage): Check on the side arrays are properly
9175 (ipcp_print_all_jump_functions): Make sure not to touch any node
9176 that is not analyzed or an edge that does not have a corresponding
9177 entry in the on-the-side vectors.
9178 (ipcp_function_scale_print): Likewise.
9179 (ipcp_update_callgraph): Check that the node is relevant.
9180 (ipcp_insert_stage): Check that the node is relevant. Check there is
9181 an info for every node and edge.
9182 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
9183 (ipa_print_all_tree_maps): Likewise and a new variable info.
9184 (ipa_print_all_params_modified): Likewise.
9185 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
9187 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
9190 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
9192 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
9194 PR rtl-optimization/36753
9195 * fwprop.c (use_killed_between): Don't shortcut
9196 single-definition global registers.
9198 2008-07-16 Jan Hubicka <jh@suse.cz>
9200 * cgraph.h (varpool_empty_needed_queue): Declare.
9201 * cgraphunit.c (output_in_order): Mark all variables as needed;
9203 * varpool.c (varpool_assemble_node): Update debug queue.
9204 (varpool_assemble_pending_decls): Don't do it here.
9205 (varpool_empty_needed_queue): New function.
9207 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9209 * recog.c (peephole2_optimize): Fix formatting.
9211 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9213 * c-pch.c (get_ident): Avoid C++ keywords.
9214 * combine-stack-adj.c (single_set_for_csa): Likewise.
9215 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
9216 output_asm_insn): Likewise.
9217 * reload.c (push_secondary_reload, find_reusable_reload,
9218 push_reload, combine_reloads, find_reloads,
9219 debug_reload_to_stream): Likewise.
9220 * reload.h (struct reload): Likewise.
9221 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
9222 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
9223 emit_output_reload_insns): Likewise.
9224 * targhooks.c (default_secondary_reload): Likewise.
9225 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
9227 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9229 * recog.c (validate_change_1, validate_change,
9230 validate_unshare_change, validate_replace_rtx_1, struct
9231 funny_match, constrain_operands, peephole2_optimize): Avoid C++
9233 * reload.c (push_secondary_reload, secondary_reload_class,
9234 scratch_reload_class, find_valid_class, find_reusable_reload,
9235 push_reload, find_dummy_reload, find_reloads_address_1,
9236 find_reloads_address_part, find_equiv_reg): Likewise.
9237 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
9238 choose_reload_regs): Likewise.
9239 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
9241 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
9242 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
9243 * sched-rgn.c (concat_INSN_LIST): Likewise.
9244 * stor-layout.c (mode_for_size, mode_for_size_tree,
9245 smallest_mode_for_size): Likewise.
9247 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9249 * cfg.c (dump_reg_info): Avoid C++ keywords.
9250 * dwarf2asm.c (dw2_force_const_mem,
9251 dw2_asm_output_encoded_addr_rtx): Likewise.
9252 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
9253 * expmed.c (expand_shift): Likewise.
9254 * global.c (find_reg): Likewise.
9255 * graph.c (draw_edge): Likewise.
9256 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
9257 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
9258 widen_clz, widen_bswap, expand_parity, expand_unop,
9259 emit_cmp_and_jump_insn_1): Likewise.
9260 * postreload.c (reload_cse_simplify_operands): Likewise.
9261 * ra.h (add_neighbor): Likewise.
9262 * reg-stack.c (remove_regno_note, change_stack): Likewise.
9263 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
9264 record_reg_classes, copy_cost, record_address_regs,
9265 invalid_mode_change_p): Likewise.
9266 * regrename.c (regrename_optimize, scan_rtx_reg,
9267 dump_def_use_chain, find_oldest_value_reg,
9268 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
9270 2008-07-16 David Edelsohn <edelsohn@gnu.org>
9272 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
9273 MASK_POWERPC64 for power4 in previous commit.
9275 2008-07-16 Olivier Hainque <hainque@adacore.com>
9277 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
9278 instead of bare conversion to cast const-ness away.
9280 2008-07-16 Anatoly Sokolov <aesok@post.ru>
9282 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
9283 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
9284 * config/xtensa/xtensa.c (xtensa_function_value): New function.
9285 (TARGET_FUNCTION_VALUE): Define.
9287 2008-07-16 David Edelsohn <edelsohn@gnu.org>
9289 * config/rs6000/rs6000.c (processor_target_table): Add
9290 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
9292 2008-07-16 Joseph Myers <joseph@codesourcery.com>
9295 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
9296 (m32c_legitimate_address_p): Handle "++rii" addresses created by
9297 m32c_legitimize_reload_address.
9299 2007-07-16 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9301 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
9302 DECL_IN_SYSTEM_HEADER in sync.
9304 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
9306 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
9307 * tree-ssa-pre.c (pre_expr_eq): Ditto
9308 (get_constant_for_value_id): Take a type as an argument.
9309 (fully_constant_expression): Pass in type.
9310 (find_or_generate_expression): Short circuit constant case.
9311 (create_expression_by_pieces): Remove special casing of
9313 (do_regular_insertion): Short circuit constant case.
9314 (do_partial_partial_insertion): Ditto.
9316 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9319 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
9321 2008-07-15 Bob Wilson <bob.wilson@acm.org>
9323 * config/xtensa/libgcc-xtensa.ver: New file.
9324 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
9326 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9328 * df-problems.c (df_set_note): Avoid C++ keywords.
9329 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
9330 * dse.c (record_store, remove_useless_values): Likewise.
9331 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
9332 gen_reg_rtx_offset, operand_subword, change_address_1,
9333 change_address, adjust_address_1, offset_address,
9334 widen_memory_access, emit_copy_of_insn_after): Likewise.
9335 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
9336 * fwprop.c (should_replace_address, propagate_rtx_1,
9337 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
9339 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
9340 gcse_emit_move_after, update_ld_motion_stores): Likewise.
9341 * lcm.c (compute_insert_delete, pre_edge_lcm,
9342 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
9343 * lower-subreg.c (resolve_reg_notes): Likewise.
9344 * mode-switching.c (optimize_mode_switching): Likewise.
9346 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9348 * bt-load.c (add_btr_def, migrate_btr_def,
9349 branch_target_load_optimize): Avoid C++ keywords.
9350 * caller-save.c (insert_restore, insert_save, insert_one_insn):
9352 * combine.c (subst, simplify_set, make_extraction,
9353 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
9354 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
9355 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
9357 2008-07-15 Richard Guenther <rguenther@suse.de>
9360 * c-common.c (strict_aliasing_warning): Do not warn for
9361 TYPE_REF_CAN_ALIAS_ALL pointers.
9362 (c_common_get_alias_set): may_alias types are not special.
9363 * tree.c (build_pointer_type_for_mode): Look up the may_alias
9364 attribute and set can_ref_all accordingly.
9365 (build_reference_type_for_mode): Likewise.
9366 * doc/extend.texi (may_alias): Clarify.
9368 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9371 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
9372 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
9374 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9377 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
9378 gcc_assert, instead call output_operand_lossage.
9380 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
9382 * builtins.c (std_canonical_va_list): Treat structure based
9385 2008-07-15 Ben Elliston <bje@au.ibm.com>
9387 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
9389 2007-07-14 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9391 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
9394 2008-07-14 Jan Hubicka <jh@suse.cz>
9396 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
9397 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
9398 fix predicates and constraints.
9399 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
9400 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
9402 2008-07-14 Doug Kwan <dougkwan@google.com>
9404 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
9405 additional option file arm/eabi.opt.
9406 * config/arm/eabi.h (File): New configuration file for EABI targets.
9407 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
9408 SUBSUBTARGET_EXTRA_SPECS.
9409 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
9410 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
9411 from STARTFILE_SPEC so that it can be referenced in an override.
9412 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
9413 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
9414 can be referenced in an override.
9415 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
9416 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
9417 so that it can be referenced in an override.
9418 (LINK_SPEC): Use BPABI_LINK_SPEC.
9419 * config/arm/eabi.opt (File): New.
9421 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9423 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
9424 (FIXED_VALUE_H): New variable.
9425 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
9426 input.h, fixed-value.h.
9427 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
9428 (BASIC_BLOCK_H): Use $(BITMAP_H).
9429 (FUNCTION_H): Add varray.h.
9430 (IPA_REFERENCE_H): Use $(BITMAP_H).
9431 (CGRAPH_H): Add $(BASIC_BLOCK_H).
9432 (DF_H): Use $(BITMAP_H).
9433 (GGC_H): Add statistics.h.
9435 (INSN_ATTR_H): Use it.
9436 (SYSTEM_H): Add safe-ctype.h, filenames.h.
9438 (SYMTAB_H): Add $(OBSTACK_H).
9439 (CPP_INTERNAL_H): New.
9440 (TREE_DUMP_H): Add tree-pass.h.
9441 (TREE_FLOW_H): Use $(BITMAP_H)
9442 (PRETTY_PRINT_H): Use $(INPUT_H).
9443 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
9446 (many object files): Fix lots of header dependencies throughout.
9448 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9450 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
9452 (s-gtyp-input): Use them to write tmp-gi.list.
9453 (echo_to_gi.list): Remove.
9455 2008-07-14 Richard Guenther <rguenther@suse.de>
9457 * tree-ssa-sccvn.c (pre_info): Remove.
9458 (switch_to_PRE_table): Likewise.
9459 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
9460 (set_hashtable_value_ids): Do not create value-ids for the
9462 (run_scc_vn): Remove double test. Remove bogus special-case
9463 in value-number printing.
9464 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
9465 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
9467 * tree-flow-inline.h (get_value_handle): Remove.
9468 * tree-flow.h (get_value_handle): Remove.
9470 2008-07-14 Martin Jambor <mjambor@suse.cz>
9472 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
9473 in which we generate arithmetics is not a subrange.
9475 2008-07-14 Martin Jambor <mjambor@suse.cz>
9477 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
9479 2008-07-14 Richard Guenther <rguenther@suse.de>
9481 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
9483 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
9486 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
9487 reload for symbol refs moved to r0 with -fPIC.
9488 (legitimize_pic_address): Use the target register as temporary
9490 (emit_symbolic_move): Adjust comment.
9491 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
9494 2008-07-14 Ben Elliston <bje@au.ibm.com>
9496 * c-common.h (C_CPP_HASHNODE): New macro.
9497 * coretypes.h (struct cpp_token): Forward declare.
9498 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
9499 the context-sensitive keyword method.
9500 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
9501 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
9502 expand_bool_pixel): New.
9503 (altivec_categorize_keyword): New function.
9504 (init_vector_keywords): New function.
9505 (rs6000_macro_to_expand): Likewise.
9506 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
9507 compiling an ISO C dialect.
9509 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
9511 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
9512 (create_expression_by_pieces): Fix typo.
9513 (do_regular_insertion): Use debug counter here too.
9515 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
9518 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
9519 CONST_OK_FOR_LETTER_P. All port-local users changed.
9520 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
9521 implement Kp matching power-of-two.
9522 (CONSTRAINT_LEN): Define to match.
9523 * config/cris/cris.md: Replace all use of constraint K with Kc.
9524 ("*btst*): Use Kp for operand 0 of last alternative.
9526 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9529 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
9532 2008-07-13 Jan Hubicka <jh@suse.cz>
9534 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
9537 2008-07-13 Richard Guenther <rguenther@suse.de>
9540 * langhooks.c (lhd_print_error_function): Deal with recursive
9543 2008-07-12 Jan Hubicka <jh@suse.cz>
9545 * cgraph.c (assembler_name_hash): New static var.
9546 (hash_node_by_assembler_name, eq_assembler_name): New.
9547 (cgraph_node_for_asm): Use hashtable.
9548 (cgraph_remove_node): Maintain hashtable.
9549 (change_decl_assembler_name): Sanity check that names are not changing
9550 after aliasing was processed.
9551 * cgraph.h (varpoon_node): Add next GGC marker.
9552 * tree.c (decl_assembler_name_equal): Constify.
9553 (decl_assembler_name_hash): New.
9554 * tree.h (decl_assembler_name_equal): Constify.
9555 (decl_assembler_name_hash): Update.
9557 2008-07-12 David Daney <ddaney@avtrex.com>
9559 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9562 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
9564 * doc/md.texi: Document the MIPS "v" constraint.
9565 * config/mips/mips.h (reg_class): Revert last change.
9566 (REG_CLASS_NAMES): Likewise.
9567 (REG_CLASS_CONTENTS): Likewise.
9568 * config/mips/mips.c (mips_regno_to_class): Likewise.
9569 * config/mips/constraints.md (v): Likewise, but add documentation.
9570 Add a comment to say that this constraint should not be used in
9573 2008-07-11 DJ Delorie <dj@redhat.com>
9575 * config/h8300/h8300.md (length): Fix branch offset limit.
9577 2008-07-11 Anatoly Sokolov <aesok@post.ru>
9579 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
9580 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
9581 (avr_hard_regno_scratch_ok): New function.
9582 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
9583 * config/avr/avr.md (all peepholes that request a scratch register):
9584 Remove avr_peep2_scratch_safe use.
9586 2008-07-11 Tom Tromey <tromey@redhat.com>
9587 Ian Lance Taylor <iant@google.com>
9589 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
9590 (struct c_common_resword): Define.
9591 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
9592 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
9593 (c_common_reswords, num_c_common_reswords): Declare.
9594 * c-common.c (c_common_reswords): New global const array.
9595 (num_c_common_reswords): New const int.
9596 * c-parser.c (struct resword, reswords): Don't define.
9597 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
9598 (c_parse_init): Clarify mask code. Use c_common_reswords rather
9599 than reswords. If warning about C++ keywords, give them a special
9601 (c_lex_one_token): Warn about C++ keywords. Call
9602 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
9603 (c_parser_external_declaration): Look for RID_xxx rather than
9604 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
9605 (c_parser_statement_after_labels): Likewise.
9606 (c_parser_objc_class_instance_variables): Likewise.
9607 (c_parser_objc_class_declaration): Likewise.
9608 (c_parser_objc_try_catch_statement): Likewise.
9609 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
9610 (declspecs_add_type): Likewise.
9612 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
9614 * ggc-page.c (alloc_page):
9615 Substituting xmalloc, xcalloc with
9616 XNEWVEC and XCNEWVAR macros which add the
9619 2008-07-11 Richard Guenther <rguenther@suse.de>
9621 PR tree-optimization/36765
9622 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
9623 aliases from HEAP vars to SMTs.
9625 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9627 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
9628 * configure.ac (loose_warn): Move -Wc++-compat from here...
9629 (strict_warn): ...to here.
9630 * configure: Regenerate.
9632 2008-07-10 Joseph Myers <joseph@codesourcery.com>
9634 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
9635 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
9636 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
9637 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
9638 excluding more specific h8300-*-* and sh-*-* targets.
9640 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
9642 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
9644 (execute_pre): Call loop_optimizer_finalize in early exit.
9646 2008-07-10 Jakub Jelinek <jakub@redhat.com>
9649 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
9650 uids in the bitmap, not just VAR_DECL uids.
9652 PR rtl-optimization/36419
9653 * combine-stack-adj.c (adjust_frame_related_expr): New function.
9654 (combine_stack_adjustments_for_block): Call it if needed. Delete
9656 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
9657 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
9658 prologue sp adjustment.
9660 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
9663 * opts.c (print_ignored_options): Report postponed diagnostics for
9664 unknown -Wno-* options as warnings, not errors.
9665 (postpone_unknown_option_error): Renamed to...
9666 (postpone_unknown_option_warning): ... this.
9668 2008-07-09 Doug Kwan <dougkwan@google.com>
9671 2008-07-08 Doug Kwan <dougkwan@google.com>
9673 * config/arm/arm.opt (mandroid): New option.
9674 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
9675 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
9677 (CC1PLUS_SPEC): Same.
9679 (STARTFILE_SPEC): Same.
9680 (ENDFILE_SPEC): Same.
9681 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
9684 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
9687 * config/mips/mips.h (reg_class): Remove V1_REG.
9688 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
9689 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
9691 (mips_get_tp): New function.
9692 (mips_legitimize_tls_address): Use it.
9693 * config/mips/constraints.md (v): Delete.
9694 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
9695 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
9696 After reload, split into a move and ...
9697 (*tls_get_tp_<mode>_split): ...this new instruction.
9699 2008-07-09 David Daney <ddaney@avtrex.com>
9701 * config/mips/driver-native.c: Include coretypes.h and tm.h.
9703 2008-07-09 Jakub Jelinek <jakub@redhat.com>
9705 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
9706 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
9708 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
9709 htab_delete should be called. Don't free c.
9710 (lookup_tmp_var): Create temp_htab lazily.
9711 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
9712 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
9714 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
9715 lower_omp_ordered, lower_omp_critical, lower_omp_for,
9716 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
9717 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
9718 * tree-sra.c (generate_element_init): Likewise.
9719 * tree-mudflap.c (execute_mudflap_function_ops,
9720 execute_mudflap_function_decls): Likewise.
9721 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
9722 * tree-gimple.h (struct gimplify_ctx): New type.
9723 (push_gimplify_context): Adjust prototype.
9725 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
9727 * tree-ssa-pre.c (phi_translate_1): Update placement of
9730 2008-07-09 Anatoly Sokolov <aesok@post.ru>
9732 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
9733 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
9734 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
9735 * targhooks.c (default_hard_regno_scratch_ok): New function.
9736 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
9737 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
9738 * recog.c: Include "target.h".
9739 (peep2_find_free_register): Add check for global regs. Add target
9741 * Makefile.in (recog.o): Depend on target.h.
9743 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
9745 * config/sh/sh.c (sh_canonical_va_list_type): New.
9746 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
9748 2008-07-09 Raksit Ashok <raksit@google.com>
9750 * doc/invoke.texi (Option Summary): Mention new option
9751 -Wdisallowed-function-list=...
9752 (Warning Options): Document -Wdisallowed-function-list=...
9753 * common.opt (Wdisallowed-function-list=): New flag.
9754 * flags.h (warn_disallowed_functions): External definition of new
9755 boolean warning flag.
9756 (warn_if_disallowed_function_p): Declare new function.
9757 * opts.c (warning_disallowed_functions): New static variable.
9758 (warn_disallowed_functions): New boolean warning flag.
9759 (warn_if_disallowed_function_p): New function.
9760 (add_comma_separated_to_vector): Rename
9761 add_instrument_functions_exclude_list to this.
9762 (common_handle_option): Handle new option. Rename calls to
9763 add_instrument_functions_exclude_list into calls to
9764 add_comma_separated_to_vector.
9765 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
9766 based on flag warn_disallowed_functions.
9768 2008-07-09 Christian Bruel <christian.bruel@st.com>
9770 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
9771 instead of get_attr_length.
9773 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9775 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
9777 * genemit.c (gen_insn): Likewise.
9778 * gengtype.c (note_def_vec): Likewise.
9779 * gengtype.h (note_def_vec): Likewise.
9780 * genoutput.c (struct data, output_insn_data, process_template,
9781 gen_expand, gen_split, note_constraint): Likewise.
9782 * genrecog.c (new_decision, add_to_sequence, factor_tests,
9783 make_insn_sequence): Likewise.
9784 * gensupport.c (record_insn_name): Likewise.
9786 2008-07-08 Doug Kwan <dougkwan@google.com>
9788 * config/arm/arm.opt (mandroid): New option.
9789 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
9790 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
9792 (CC1PLUS_SPEC): Same.
9794 (STARTFILE_SPEC): Same.
9795 (ENDFILE_SPEC): Same.
9796 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
9799 2008-07-08 Raksit Ashok <raksit@google.com>
9801 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
9802 (set_storage_via_setmem): Fix expected_align parameter.
9803 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
9804 missing from the list.
9805 * doc/md.texi (movmem): Explicitly state that expected alignment is
9806 to be expressed in bytes.
9807 (setmem): Explicitly state that expected alignment is to be expressed
9810 2008-07-08 Joseph Myers <joseph@codesourcery.com>
9812 * reload.c (find_reloads_subreg_address): Do not require validity
9813 of address in original mode before reloading address.
9815 2008-07-07 Tianwei Sheng <tianweis@google.com>
9817 * df-core.c (df_remove_problem): Adjust the access to avoid out of
9818 bounds array access.
9820 2008-07-08 Jakub Jelinek <jakub@redhat.com>
9822 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
9824 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
9826 Fix PR tree-optimization/23455
9827 Fix PR tree-optimization/35286
9828 Fix PR tree-optimization/35287
9829 * Makefile.in (OBJS-common): Remove tree-vn.o.
9830 (tree-vn.o): Remove.
9831 * dbgcnt.def: Add treepre_insert debug counter.
9832 * gcc/tree-flow.h (add_to_value): Updated for other changes.
9833 (debug_value_expressions): Ditto.
9834 (print_value_expressions): Ditto.
9835 * tree-pretty-print.c (dump_generic_node): Updated for
9836 VALUE_HANDLE removal.
9837 * tree-ssa-dom.c (record_equality): Ditto.
9838 (cprop_operand): Ditto.
9839 (lookup_avail_expr): Ditto.
9840 * tree-ssa-threadedge.c
9841 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
9842 (simplify_control_stmt_condition): Ditto.
9843 * tree.c (tree_code_size): Ditto.
9844 (tree_node_structure): Ditto.
9845 (iterative_hash_expr): Ditto.
9847 * tree.h (VALUE_HANDLE_ID): Ditto.
9848 (VALUE_HANDLE_EXPR_SET): Ditto.
9849 (struct tree_value_handle): Ditto.
9850 (union tree_node): Ditto.
9851 * treestruct.def: Ditto.
9852 * tree-vn.c: Removed.
9853 * tree-ssa-pre.c: Rewritten entirely.
9854 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
9855 (constant_value_ids): Ditto.
9856 (vn_nary_op_t): Moved to header.
9858 (vn_reference_op_t): Ditto
9859 (vn_reference_t): Ditto.
9860 (next_value_id): New variable.
9861 (VN_INFO): Add an assert.
9862 (vn_constant_eq): New function.
9863 (vn_constant_hash): Ditto.
9864 (get_or_alloc_constant_value_id): Ditto.
9865 (value_id_constant_p): Ditto.
9866 (vn_reference_compute_hash): De-staticify.
9867 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
9868 Disable some code with a FIXME. Remove VALUE_HANDLE use.
9869 (valueize_refs): Update opcode if it changes from ssa name to constant.
9870 (vn_reference_lookup_1): Add new argument.
9871 (vn_reference_lookup): Ditto.
9872 (vn_reference_lookup_pieces): New function.
9873 (vn_reference_insert): Add return type. Modify to deal with value ids.
9874 (vn_reference_insert_pieces): New function.
9875 (vn_nary_op_compute_hash): De-staticify.
9876 (vn_nary_op_eq): Ditto.
9877 (vn_nary_op_lookup_pieces): New function.
9878 (vn_nary_op_lookup): Add new argument.
9879 (vn_nary_op_insert_pieces): New function.
9880 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
9881 (vn_phi_insert): Ditto.
9882 (visit_unary_op): Update for callee changes.
9883 (visit_binary_op): Ditto.
9884 (visit_reference_op_load): Ditto.
9885 (visit_reference_op_store): Ditto.
9886 (init_scc_vn): Init next_value_id, constant_to_value_id and
9888 (free_scc_vn): Free them.
9889 (set_hashtable_value_ids): New function.
9890 (run_scc_vn): Use it.
9891 (get_max_value_id): New function.
9892 (get_next_value_id): Ditto.
9893 (expressions_equal_p): Moved from tree-vn.c
9894 (sort_vuses): Ditto.
9895 (sort_vuses_heap): Ditto.
9896 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
9898 * tree.c (iterative_hash_hashval_t): Made non-static
9899 * tree.h (iterative_hash_hashval_t): Declare it.
9901 2008-07-08 Martin Jambor <mjambor@suse.cz>
9903 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
9904 instead of ipa_create_node_params.
9905 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
9906 ipa_check_create_edge_args, free them with
9907 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
9909 * ipa-prop.c: Include flags.h and tree-inline.h.
9910 (ipa_node_params_vector): New variable.
9911 (ipa_edge_args_vector): New variable.
9912 (edge_removal_hook_holder): New variable.
9913 (node_removal_hook_holder): New variable.
9914 (edge_duplication_hook_holder): New variable.
9915 (node_duplication_hook_holder): New variable.
9916 (ipa_detect_param_modifications): Check for presence of modified flags.
9917 (ipa_compute_jump_functions): Check for presence of jump functions.
9918 (ipa_free_edge_args_substructures): New function.
9919 (ipa_create_node_params): Removed.
9920 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
9921 (ipa_free_node_params_substructures): New function.
9922 (ipa_free_all_node_params): Changed to deallocate the on-the-side
9924 (ipa_edge_removal_hook): New function.
9925 (ipa_node_removal_hook): New function.
9926 (duplicate_array): New function.
9927 (ipa_edge_duplication_hook): New function.
9928 (ipa_node_duplication_hook): New function.
9929 (ipa_register_cgraph_hooks): New function.
9930 (ipa_unregister_cgraph_hooks): New function.
9931 (free_all_ipa_structures_after_ipa_cp): New function.
9933 * ipa-prop.h: Include vec.h.
9934 (ipa_node_params_t): New typedef with vector types for it.
9935 (ipa_edge_args_t): New typedef with vector types for it.
9936 (IPA_NODE_REF): Changed to access an on-the-side vector.
9937 (IPA_EDGE_REF): Changed to access an on-the-side vector.
9938 (ipa_check_create_node_params): New function.
9939 (ipa_check_create_edge_args): New function.
9941 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
9944 2008-07-07 Tom Tromey <tromey@redhat.com>
9946 * configure, config.in: Rebuilt.
9947 * configure.ac: Don't check for scandir or alphasort.
9949 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9951 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
9952 types immediately after creating them.
9954 2008-07-07 Joseph Myers <joseph@codesourcery.com>
9956 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
9958 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
9960 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
9961 dump_constraint_graph.
9962 (dump_constraint_edge): New function.
9963 (dump_constraint_graph): New function.
9964 (debug_constraint_graph): New function.
9965 (dump_constraint): Removed useless comparison.
9966 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
9967 (dump_constraint_graph): Declare.
9968 (debug_constraint_graph): Declare.
9969 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
9971 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
9973 * config/i386/i386.c (is_va_list_char_pointer): New.
9974 (ix86_va_start): Replace compare with ms_va_list_type_node
9975 by is_va_list_char_pointer.
9976 (ix86_gimplify_va_arg): Likewise.
9978 2008-07-07 Martin Jambor <mjambor@suse.cz>
9980 * cgraph.c (cgraph_edge_max_uid): New variable.
9981 (struct cgraph_edge_hook_list): New type.
9982 (struct cgraph_node_hook_list): New type.
9983 (struct cgraph_2edge_hook_list): New type.
9984 (struct cgraph_2node_hook_list): New type.
9985 (first_cgraph_edge_removal_hook): New variable.
9986 (first_cgraph_node_removal_hook): New variable.
9987 (first_cgraph_edge_duplicated_hook): New variable.
9988 (first_cgraph_node_duplicated_hook): New variable.
9989 (cgraph_add_edge_removal_hook): New function.
9990 (cgraph_remove_edge_removal_hook): New function.
9991 (cgraph_call_edge_removal_hooks): New function.
9992 (cgraph_add_node_removal_hook): New function.
9993 (cgraph_remove_node_removal_hook): New function.
9994 (cgraph_call_node_removal_hooks): New function.
9995 (cgraph_add_edge_duplication_hook): New function.
9996 (cgraph_remove_edge_duplication_hook): New function.
9997 (cgraph_call_edge_duplication_hooks): New function.
9998 (cgraph_add_node_duplication_hook): New function.
9999 (cgraph_remove_node_duplication_hook): New function.
10000 (cgraph_call_node_duplication_hooks): New function.
10001 (cgraph_create_edge): Assign to edge uid.
10002 (cgraph_remove_edge): Call edge removal hooks.
10003 (cgraph_node_remove_callees): Call edge removal hooks.
10004 (cgraph_node_remove_callers): Call edge removal hooks.
10005 (cgraph_remove_node): Call node removal hooks.
10006 (cgraph_clone_edge): Call edge duplication hooks.
10007 (cgraph_clone_node): Call node duplication hooks.
10009 * cgraph.h (cgraph_edge): New field uid.
10010 (cgraph_edge_hook): New type.
10011 (cgraph_node_hook): New type.
10012 (cgraph_2edge_hook): New type.
10013 (cgraph_2node_hook): New type.
10015 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
10017 * config.in: Regenerate.
10019 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
10021 * gcc.c (print_sysroot): New.
10022 (option_map, display_help, process_command): Handle the
10023 -print-sysroot option.
10024 (main): Print the sysroot if requested.
10025 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
10027 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10030 * unwind-pe.h (size_of_encoded_value): add attribute unused.
10032 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
10034 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
10035 (assign_parm_setup_block_p): Also check mode of entry_parm.
10037 2008-07-07 Richard Guenther <rguenther@suse.de>
10039 * tree-ssa-structalias.h (set_used_smts): Remove.
10040 * tree-ssa-structalias.c (used_smts): Likewise.
10041 (set_used_smts): Likewise.
10042 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
10043 call to set_used_smts.
10045 2008-07-07 Richard Guenther <rguenther@suse.de>
10047 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
10048 (new_var_info): Set it to false.
10049 (solution_set_add): Correctly handle pointers outside a var and
10051 (type_safe): Treat variables with is_full_var properly.
10052 (do_sd_constraint): Likewise.
10053 (do_ds_constraint): Likewise.
10054 (process_constraint): Remove zeroing offset for !use_field_sensitive.
10055 (get_constraint_for_ptr_offset): New function.
10056 (get_constraint_for_component_ref): For addresses at least include
10057 the last field of the variable. Handle is_full_vars properly.
10058 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
10059 (handle_ptr_arith): Remove.
10060 (find_func_aliases): Simplify assignment handling.
10061 (create_function_info_for): For parameter and result varinfos set
10063 (create_variable_info_for): Set is_full_var flag whenever we
10064 just created a single varinfo for a decl.
10065 (init_alias_vars): Initialize use_field_sensitive from
10066 max-fields-for-field-sensitive parameter.
10068 2008-07-07 Richard Guenther <rguenther@suse.de>
10070 PR tree-optimization/36713
10071 * tree-flow-inline.h (is_call_used): New function.
10072 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
10073 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
10074 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
10076 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
10078 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
10080 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
10082 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
10084 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
10085 Nathan Sidwell <nathan@codesourcery.com>
10087 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
10088 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
10090 * config/m68k/t-linux: New.
10091 * doc/install.texi: Document m68k-*-linux is now multilibbed by
10094 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
10096 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
10097 * config/m68k/m68k-devices.def: Remove multilibs that only differ
10100 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10102 * gcc.c (execute): Fix -Wc++-compat warning.
10104 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
10107 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
10108 constant for little endian.
10110 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
10112 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
10113 mips_base_mips16 instead of TARGET_MIPS16.
10114 (mips_base_mips16): Declare.
10115 * config/mips/mips.c (mips_base_mips16): Make global.
10116 (was_mips16_p): Remove GTY marker.
10117 (was_mips16_pch_p): New variable.
10118 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
10119 (mips_override_options): Force to non-MIPS16 mode initially.
10120 Do not complain about MIPS16 PIC incompatibilities here.
10121 Only allow -mgpopt if -mexplicit-relocs is in force for
10124 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
10126 * configure.ac: Check for caddr_t, define to char * if not defined.
10127 * configure: Regenerate.
10128 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
10129 (mmap_gt_pch_use_address): Likewise.
10130 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
10132 2008-07-06 Richard Guenther <rguenther@suse.de>
10134 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
10135 (new_var_info): Deal with it.
10136 (solution_set_add): Likewise.
10137 (bitpos_of_field): Make signed, fix.
10138 (struct fieldoff): Remove type and decl fields. Make size field
10139 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
10141 (fieldoff_compare): Deal with it.
10142 (push_fields_onto_fieldstack): Remove has_union argument, glob
10143 adjacent non-pointer fields together.
10144 (create_function_info_for): Do not set has_union.
10145 (create_variable_info_for): Simplify.
10147 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
10149 * config.gcc (extra_headers): Add cross-stdarg.h for target
10150 x86_64-*-* and i?86-*-*.
10151 * config/i386/cross-stdarg.h: New.
10152 * builtins.c (std_fn_abi_va_list): New.
10153 (std_canonical_va_list_type): New.
10154 (stabilize_va_list): Replace va_list_type_node use by
10155 mtarget.canonical_va_list_type.
10156 (gimplify_va_arg_expr): Likewise.
10157 (expand_builtin_va_copy): Replace va_list_type_node use by
10158 mtarget.fn_abi_va_list.
10159 * tree-sra.c (is_va_list_type): New helper.
10160 (decl_can_be_decomposed_p): Replace
10161 va_list_type_node use by is_va_list_type.
10162 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
10163 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10164 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
10165 * config/i386/i386-protos.h (ix86_get_valist_type): New.
10166 (ix86_enum_va_list): New.
10167 * config/i386/i386.c (sysv_va_list_type_node): New.
10168 (ms_va_list_type_node): New.
10169 (ix86_function_type_abi): Remove sorry.
10170 (ix86_build_builtin_va_list_abi): New.
10171 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
10172 for 64-bit targets.
10173 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
10174 (ix86_init_builtins_va_builtins_abi): New.
10175 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
10176 for 64-bit targets.
10177 (ix86_handle_abi_attribute): New.
10178 (attribute_spec): Add sysv_abi and ms_abi.
10179 (ix86_fn_abi_va_list): New.
10180 (ix86_canonical_va_list_type): New.
10181 (ix86_enum_va_list): New.
10182 (TARGET_FN_ABI_VA_LIST): New.
10183 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10184 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
10185 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
10186 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10187 (TARGET_ENUM_VA_LIST): New.
10188 * expr.h (std_fn_abi_va_list): New.
10189 (std_canonical_va_list_type): New.
10190 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
10191 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10192 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
10193 TARGET_CANONICAL_VA_LIST_TYPE.
10194 * target.h (struct gcc_target): Add fn_abi_va_list hook
10195 and canonical_va_list_type hook.
10197 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10199 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
10200 integral and pointer types.
10202 2008-07-04 Roger Sayle <roger@eyesopen.com>
10204 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
10205 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
10207 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
10210 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
10212 2008-07-04 Jakub Jelinek <jakub@redhat.com>
10214 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
10215 build_gimple_modify_stmt.
10216 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
10217 gimple operand. Use fold_build* instead of build*.
10219 2008-07-04 Richard Guenther <rguenther@suse.de>
10221 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
10222 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
10223 properly to compute the reachability set if we do field-sensitive PTA.
10224 * invoke.texi (max-fields-for-field-sensitive): Document default.
10225 * opts.c (decode_options): Set max-fields-for-field-sensitive to
10226 100 for optimize >= 2.
10228 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10230 * ggc-zone.c (lookup_page_table_if_allocated,
10231 set_page_table_entry, zone_find_object_size, alloc_small_page,
10232 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
10233 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
10234 -Wc++-compat and/or -Wcast-qual warnings.
10236 2008-07-04 Alan Modra <amodra@bigpond.net.au>
10239 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
10240 pic_offset_table_rtx to be marked as used here.
10241 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
10242 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
10243 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
10244 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
10245 !TARGET_SECURE_PLT.
10247 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10249 * alloc-pool.c (hash_descriptor, eq_descriptor,
10250 alloc_pool_descriptor): Fix -Wc++-compat warnings.
10251 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
10253 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
10254 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
10255 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
10256 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
10259 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
10261 * tree-flow.h (loop_only_exit_p): Declare.
10262 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
10263 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
10264 the number of iterations if it is constant. Otherwise, if this is the
10265 only possible exit of the loop, use the conservative estimate on the
10266 number of iterations of the entire loop if available.
10268 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
10270 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
10271 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
10272 Add synchronization functions.
10273 * config/sync.c: New file.
10274 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
10275 (LIBGCC_SYNC_CFLAGS): Likewise.
10277 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
10280 * config/i386/i386.md (mode): Add TF to "mode" attribute.
10281 (*pushtf_sse): New insn pattern.
10282 (pushtf splitters): New splitters.
10284 2008-07-03 Michael Meissner <gnu@the-meissners.org>
10286 PR middle-end/35736
10287 * predict.c (build_predict_expr): Use void_type_node for the tree
10288 type, instead of NULL_TREE.
10290 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
10292 * config/i386/i386.c (contains_aligned_value_p): Return true
10294 (ix86_data_alignment): Align TCmode to 128bits.
10295 (ix86_local_alignment): Likewise.
10297 2008-07-03 Andrew Haley <aph@redhat.com>
10300 * vec.h (VEC_TA): New.
10301 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
10302 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
10303 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
10304 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
10305 (C_COMMON_FIXED_TYPES): Remove first arg.
10306 (C_COMMON_FIXED_MODE_TYPES): Likewise.
10307 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
10308 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
10309 not to use empty macro arguments.
10311 2008-07-02 Joseph Myers <joseph@codesourcery.com>
10313 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
10314 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
10315 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
10316 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
10317 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
10318 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
10319 config/ia64/crtn.asm, config/m68hc11/larith.asm,
10320 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
10321 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
10322 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
10323 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
10324 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
10325 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
10326 config/rs6000/e500crtres64gpr.asm,
10327 config/rs6000/e500crtres64gprctr.asm,
10328 config/rs6000/e500crtrest32gpr.asm,
10329 config/rs6000/e500crtrest64gpr.asm,
10330 config/rs6000/e500crtresx32gpr.asm,
10331 config/rs6000/e500crtresx64gpr.asm,
10332 config/rs6000/e500crtsav32gpr.asm,
10333 config/rs6000/e500crtsav64gpr.asm,
10334 config/rs6000/e500crtsav64gprctr.asm,
10335 config/rs6000/e500crtsavg32gpr.asm,
10336 config/rs6000/e500crtsavg64gpr.asm,
10337 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
10338 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
10339 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
10340 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
10341 config/sparc/sol2-cn.asm: Remove .file directives.
10343 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
10345 * resource.c (mark_referenced_resources): Look inside
10346 UNSPEC_VOLATILEs and ASM_INPUTs.
10348 2008-07-02 Ian Lance Taylor <iant@google.com>
10350 * rtlanal.c (add_reg_note): New function.
10351 * rtl.h (add_reg_note): Declare.
10352 * auto-inc-dec.c (attempt_change): Use add_reg_note.
10353 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
10354 * builtins.c (expand_builtin_longjmp): Likewise.
10355 (expand_builtin_nonlocal_goto): Likewise.
10356 * calls.c (emit_call_1, expand_call): Likewise.
10357 * cfgexpand.c (add_reg_br_prob_note): Likewise.
10358 * cfglayout.c (fixup_reorder_chain): Likewise.
10359 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
10360 (commit_one_edge_insertion): Likewise.
10361 * combine.c (move_deaths, distribute_notes): Likewise.
10362 * df-problems.c (df_set_note): Likewise.
10363 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
10364 (set_unique_reg_note): Likewise.
10365 (emit_copy_of_insn_after): Likewise.
10366 * expr.c (expand_expr_real): Likewise.
10367 * gcse.c (add_label_notes): Likewise.
10368 * haifa-sched.c (create_check_block_twin): Likewise.
10369 * jump.c (mark_jump_label_1): Likewise.
10370 * loop-doloop.c (add_test, doloop_modify): Likewise.
10371 * loop-unswitch.c (compare_and_jump_seq): Likewise.
10372 * lower-subreg.c (move_eh_region_note): Likewise.
10373 * optabs.c (emit_libcall_block): Likewise.
10374 * predict.c (predict_insn): Likewise.
10375 (combine_predictions_for_insn): Likewise.
10376 * recog.c (peephole2_optimize): Likewise.
10377 * regmove.c (try_auto_increment): Likewise.
10378 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
10379 * reload.c (find_reloads): Likewise.
10380 * reload1.c (fixup_eh_region_note): Likewise.
10381 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
10382 * reorg.c (delete_prior_computation): Likewise.
10383 (delete_computation, dbr_schedule): Likewise.
10384 * config/pa/pa.c (legitimize_pic_address): Likewise.
10385 * config/sh/sh.c (sh_reorg): Likewise.
10387 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
10390 * config/libgcc-glibc.ver: Add %exclude.
10391 * config/m32r/libgcc-glibc.ver: Likwise.
10392 * config/s390/libgcc-glibc.ver: Likwise.
10393 * config/sh/libgcc-glibc.ver: Likwise.
10394 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
10396 * config/i386/libgcc-glibc.ver: New.
10398 * config/i386/libgcc-x86_64-glibc.ver: Removed.
10400 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
10402 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
10403 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
10404 i[34567]86-*-linux*, x86_64-*-linux*. Add
10405 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
10406 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
10407 x86_64-*-linux*. Add i386/t-linux to tmake_file for
10408 i[34567]86-*-linux*, x86_64-*-linux*.
10410 * libgcc-std.ver: Add empty GCC_4.4.0.
10412 * mkmap-symver.awk: Support multiple versions per symbol.
10414 * config/i386/i386.c (ix86_init_builtins): Always define
10415 __builtin_fabsq and __builtin_copysignq with fallbacks.
10416 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
10417 and __builtin_copysignq if SSE2 isn't available.
10419 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
10420 (LIBGCC2_TF_CEXT): Likwise.
10421 (TF_SIZE): Likwise.
10423 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
10425 * config/i386/sfp-machine.h: Moved to libgcc.
10427 * config/i386/sfp-machine.h: New.
10428 * config/i386/t-linux: Likwise.
10430 * config/i386/t-darwin: Remove softfp_wrap_start and
10432 * config/i386/t-darwin64: Likewise.
10434 * config/i386/t-fprules-softfp64: Renamed to ...
10435 * config/i386/t-fprules-softfp: This.
10437 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
10438 and softfp_wrap_end.
10440 2008-07-02 Jason Merrill <jason@redhat.com>
10442 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
10444 * tree.c (ctor_to_list): New fn.
10445 * tree.h: Declare it.
10446 (CONSTRUCTOR_ELT): New macro.
10447 (CONSTRUCTOR_NELTS): New macro.
10449 2008-07-02 Richard Guenther <rguenther@suse.de>
10451 * tree-ssa-structalias.c (struct variable_info): Reorder
10452 to fill padding on 64bit hosts. Make collapsed_to an int.
10453 (get_varinfo_fc): Deal with that.
10454 (new_var_info): Likewise.
10455 (collapse_rest_of_var): Likewise.
10457 2008-07-02 Joshua Sumali <jsumali@redhat.com>
10459 * doc/install.texi (--enable-java-home): Document.
10460 (--enable-aot-compile-rpm): Likewise.
10461 (--with-arch-directory): Likewise.
10462 (--with-os-directory): Likewise.
10463 (--with-origin-name): Likewise.
10464 (--with-arch-suffix): Likewise.
10465 (--with-jvm-root-dir): Likewise.
10466 (--with-jvm-jar-dir): Likewise.
10467 (--with-python-dir): Likewise.
10469 2008-07-02 Richard Guenther <rguenther@suse.de>
10471 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
10472 from decls explicitly. Merge operand checking from tuples.
10474 2008-07-02 Martin Jambor <mjambor@suse.cz>
10476 * tree-switch-conversion.c: Included timevar.h which I forgot before.
10478 2008-07-02 Martin Jambor <mjambor@suse.cz>
10480 * tree-switch-conversion.c: Included timevar.h
10481 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
10483 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
10485 2008-07-02 Martin Jambor <mjambor@suse.cz>
10487 * tree-switch-conversion.c: Corrected various comments and
10489 (build_constructors): Fixed minor formatting mistakes.
10491 * invoke.texi (Optimize Options): Corrected the
10492 switch-conversion-max-branch-ratio parameter.
10494 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
10496 * final.c (asm_insn_count): Return zero for an empty asm body.
10498 2008-07-02 Richard Guenther <rguenther@suse.de>
10500 * bitmap.h (bitmap_set_bit): Return bool.
10501 (bitmap_clear_bit): Likewise.
10502 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
10503 write to the bitmap if it would.
10504 (bitmap_clear_bit): Likewise.
10505 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
10506 bitmap_set_bit return value.
10507 (add_pred_graph_edge): Likewise.
10508 (add_graph_edge): Likewise.
10509 (do_sd_constraint): Likewise.
10510 (do_ds_constraint): Likewise.
10512 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10514 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
10515 Fix -Wc++-compat and/or -Wcast-qual warnings.
10516 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
10517 gen_regparm_prefix): Likewise.
10518 * vmsdbgout.c (write_modbeg, lookup_filename,
10519 vmsdbgout_source_line, vmsdbgout_init): Likewise.
10521 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
10523 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
10524 defaults.h definition apply.
10526 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10528 * function.c (assign_parm_remove_parallels): New.
10529 (assign_parm_setup_block_p): Do not return true for non-BLKmode
10531 (assign_parm_setup_block): Do not handle them.
10532 (assign_parm_setup_reg, assign_parm_setup_stack): Call
10533 assign_parm_remove_parallels.
10535 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10537 * c-typeck.c (convert_for_assignment): Use
10538 vector_targets_convertible_p.
10539 * c-common.c (vector_targets_convertible_p): New.
10540 * c-common.h (vector_targets_convertible_p): New prototype.
10541 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
10542 opaque_p_V2SI_type_node.
10544 2008-07-01 Steve Ellcey <sje@cup.hp.com>
10546 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
10549 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
10551 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
10552 TFmode constants via two element DImode vector for hosts with
10553 HOST_BITS_PER_WIDE_INT < 64.
10554 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
10555 also for HOST_BITS_PER_WIDE_INT < 64.
10557 2008-07-01 Richard Guenther <rguenther@suse.de>
10559 PR tree-optimization/36666
10560 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
10561 (get_constraint_exp_from_ssa_var): Split into ...
10562 (get_constraint_exp_for_temp): ... this ...
10563 (get_constraint_for_ssa_var): ... and that.
10564 Return constraint expressions for all touched sub-fields
10565 if the results address is not taken.
10566 (process_constraint): Remove assertion that aggregate
10567 assignments do not happen at this place.
10568 (get_constraint_for_component_ref): Add address_p argument.
10569 Return constraint expressions for all touched sub-fields
10570 if the results address is not taken.
10571 (do_deref): Use get_constraint_exp_for_temp.
10572 (get_constraint_for_1): Rename from ...
10573 (get_constraint_for): ... this. Add the old function as wrapper.
10574 (do_structure_copy): Use get_constraint_for_1.
10576 2008-07-01 Martin Jambor <mjambor@suse.cz>
10578 * Makefile.in (tree-switch-conversion.o): Add.
10579 (OBJS-common): Add tree-swtch-conversion.o.
10580 * passes.c (init_optimization_passes): Add pass_convert_switch.
10581 * tree-pass.h: (pass_convert_switch): Add.
10582 * tree-switch-conversion.c: New file.
10583 * gcc.dg/tree-ssa/cswtch.c: New testcase.
10584 * common.opt (ftree-cswtch): New option.
10585 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10586 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10587 * opts.c (decode_options): Set flag_tree_switch_conversion when
10588 optimization level is >= 2.
10589 * doc/invoke.texi (Optimize Options): Added description of
10590 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
10592 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10594 * config/darwin-driver.c (darwin_default_min_version): Fix
10595 -Wc++-compat warnings.
10597 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
10599 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
10602 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10604 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
10606 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10608 PR rtl-optimization/34744
10609 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
10610 (df_scan_free_internal): Free data structures not
10611 allocated in storage pools.
10612 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
10613 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
10614 df_scan_free_mws_vec.
10615 * dse.c (dse_step6): Free offset_map_p and offset_map_n
10618 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
10620 * config/i386/i386.c (contains_aligned_value_p): Return true
10622 (ix86_function_arg_boundary): Return its natural boundary
10624 (return_in_memory_32): Don't check TDmode.
10625 (ix86_split_to_parts): Support splitting into 4 parts and
10626 support TFmode for 32bit target.
10627 (ix86_split_long_move): Support splitting into 4 parts.
10628 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
10630 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
10631 (ix86_init_builtins): Here.
10632 (ix86_scalar_mode_supported_p): Always return true for TFmode.
10633 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
10634 'q' and 'w', respectively.
10636 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
10638 (movtf_internal): Likewise.
10639 (<code>tf2): Likewise.
10640 (*absnegtf2_sse): Likewise.
10641 (copysign<mode>3): Likewise.
10642 (copysign<mode>3_const): Likewise.
10643 (copysign<mode>3_var): Likewise.
10644 (define_split UNSPEC_COPYSIGN): Likewise.
10645 * config/i386/sse.md (*nandtf3): Likewise.
10646 (<code>tf3): Likewise.
10647 (*<code>tf3): Likewise.
10649 2008-06-30 Joey Ye <joey.ye@intel.com>
10650 H.J. Lu <hongjiu.lu@intel.com>
10652 * global.c (compute_regsets): Set frame_pointer_needed here.
10653 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
10655 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
10657 * doc/install.texi (specific): Expand Windows build notes.
10659 2008-06-30 Ira Rosen <irar@il.ibm.com>
10661 PR tree-optimization/36648
10662 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
10663 number of prolog iterations by step. Fix the comment.
10665 2008-06-30 Richard Guenther <rguenther@suse.de>
10667 PR middle-end/36671
10668 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
10669 handle calls from ECF_MALLOC functions.
10670 (handle_pure_call): ECF_MALLOC functions do not return
10672 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
10674 2008-06-29 Andreas Schwab <schwab@suse.de>
10676 * config/m68k/m68k.c (print_operand): Always print a float
10678 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
10679 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
10682 * config/rs6000/x-linux64: Remove never used file.
10684 2008-06-29 Richard Guenther <rguenther@suse.de>
10686 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
10688 (struct alias_info): Move ...
10689 * tree-ssa-alias.c: ... here.
10690 (update_alias_info): Declare.
10691 (compute_may_aliases): Call it.
10692 (update_alias_info): New function.
10693 * tree-ssa-structalias.c (update_alias_info): Move ...
10694 * tree-ssa-alias.c (update_alias_info_1): ... here.
10695 * tree-ssa-structalias.c (process_constraint_1): Remove
10696 unused from_call argument. Rename to ...
10697 (process_constraint): ... this. Delete old wrapper.
10698 (make_constraint_to): Adjust callers.
10699 (handle_const_call): Likewise.
10700 (handle_pure_call): Likewise.
10701 (init_base_vars): Likewise.
10702 (handle_lhs_call): Likewise. Remove unnecessary constraint.
10703 (find_func_aliases): We don't need structure copies for
10705 (make_constraint_from_anything): Remove.
10706 (create_variable_info_for): For globals make constraints
10707 from escaped, not from anything.
10708 (compute_points_to_sets): Do not call update_alias_info.
10709 (ipa_pta_execute): Use make_constraint_from.
10711 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10713 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
10714 (bitmap.o-warn, dominance.o-warn): New.
10715 * configure.ac (cxx_compat_warn): Delete.
10716 (loose_warn): Add -Wcast-qual and -Wc++-compat.
10717 * system.h: Remove #pragma diagnostic for -Wcast-qual and
10719 * configure: Regenerate.
10721 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
10724 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10726 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
10727 * df-scan.c (df_notes_rescan): Likewise.
10728 * ggc-page.c (set_page_table_entry): Likewise.
10729 * intl.c (gcc_gettext_width): Likewise.
10730 * varasm.c (get_unnamed_section, get_noswitch_section,
10731 get_section): Likewise.
10733 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
10735 * regrename.c (build_def_use): Don't copy RTX.
10737 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
10739 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
10740 (Type Attributes): Fix nesting of @table and @subsection. Adjust
10741 punctuation. Use @ref instead of @xref.
10742 (Function Names): Remove stray @display/@end display.
10743 (C++ Attributes): Use @ref instead of @xref.
10744 (Deprecated Features): Fix punctuation around @xref.
10745 (Backwards Compatibility): Likewise.
10746 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
10748 2008-06-28 Joseph Myers <joseph@codesourcery.com>
10750 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
10751 constants for E500 double.
10753 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10755 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
10756 element type of const_vector.
10758 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
10760 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
10761 Remove FLAGS_REG clobber from expander pattern.
10762 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
10763 (anddi3, andsi3, andhi3, andqi3): Ditto.
10764 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
10765 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
10766 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
10767 (ashlsi3, ashlhi3, ashlqi3): Ditto.
10768 (ashrsi3, ashrhi3, ashrqi3): Ditto.
10769 (lshrsi3, lshrhi3, lshrqi3): Ditto.
10770 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
10771 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
10773 2008-06-28 Richard Guenther <rguenther@suse.de>
10775 * tree-ssa-structalias.c (callused_id, var_callused,
10776 callused_tree): Add.
10777 (handle_pure_call): New function.
10778 (find_func_aliases): Call it.
10779 (find_what_p_points_to): Handle the call-used set.
10780 (clobber_what_escaped): Likewise.
10781 (compute_call_used_vars): New function.
10782 (init_base_vars): Init the call-used variable.
10783 (do_sd_constraint): Do not propagate the solution from CALLUSED
10784 but use CALLUSED as a placeholder.
10785 (solve_graph): Likewise.
10786 * tree-flow-inline.h (gimple_call_used_vars): New function.
10787 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
10788 (compute_call_used_vars): Declare.
10789 * tree-ssa-alias.c (set_initial_properties): Call
10790 compute_call_used_vars.
10791 (reset_alias_info): Clear call-used variables.
10792 (add_call_clobber_ops): Assert we are not called for const/pure
10793 functions. Remove handling of them.
10794 (add_call_read_ops): Handle pure functions by adding the
10795 call-used set of variables as VUSEs.
10796 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
10797 (delete_tree_ssa): Free it.
10798 * tree-dfa.c (remove_referenced_var): Clear the var from the
10801 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
10803 * tree.c (build_varargs_function_type_list): New.
10804 (build_function_type_list_1): New.
10805 (build_function_type_list): Use build_function_type_list_1.
10806 * tree.h (build_varargs_function_type_list): New.
10808 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10811 * config/spu/spu.c (spu_builtin_splats): Do not generate
10812 invalid CONST_VECTOR expressions.
10813 (spu_expand_vector_init): Likewise.
10815 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
10817 * optabs.c (libfunc_decls): New variable.
10818 (libfunc_decl_hash, libfunc_decl_eq): New functions.
10819 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
10820 for the same function twice.
10822 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
10824 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
10825 ix86_expand_binary_operator directly.
10826 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
10828 (*ashrti3_1): Ditto.
10829 (*lshrti3_1): Ditto.
10830 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
10831 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
10832 using only one splitter. Conditionaly execute splitter before or
10833 after peephole2 pass.
10834 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
10835 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
10836 Use only one alternative in asm template.
10837 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
10839 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
10840 "J" operand constraint for operand 2.
10841 (*ashldi3_cconly_rex64): Ditto.
10842 (*ashrdi3_cmp_rex64): Ditto.
10843 (*ashrdi3_cconly_rex64): Ditto.
10844 (*lshrdi3_cmp_rex64): Ditto.
10845 (*lshrdi3_cconly_rex64): Ditto.
10846 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
10847 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
10848 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
10851 2008-06-27 Jakub Jelinek <jakub@redhat.com>
10853 * gimplify.c (omp_is_private): Don't return true if decl is not
10854 already private on #pragma omp for or #pragma omp parallel for.
10857 * tree-cfg.c (struct move_stmt_d): Replace block field with
10858 orig_block and new_block fields.
10859 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
10860 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
10861 (move_block_to_fn): Replace vars_map and new_label_map arguments
10862 with struct move_stmt_d pointer.
10863 (replace_block_vars_by_duplicates): New function.
10864 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
10865 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
10866 all subblocks of ORIG_BLOCK to the new function. Call
10867 replace_block_vars_by_duplicates.
10868 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
10869 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
10870 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
10871 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
10872 (expand_omp): Temporarily set input_location to the location of
10873 region's controlling stmt.
10874 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
10875 BIND_EXPR, push ctx->block_vars and gimplification vars into
10876 the BIND_EXPR and its block's BLOCK_VARS instead of directly
10877 into dest function.
10878 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
10879 there are any BLOCK_VARS.
10880 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
10881 OMP_PARALLEL or OMP_TASK stmt.
10882 (lower_omp): Save and restore input_location around the lower_omp_1
10885 2008-06-27 Richard Guenther <rguenther@suse.de>
10887 PR tree-optimization/36400
10888 PR tree-optimization/36373
10889 PR tree-optimization/36344
10890 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
10891 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
10892 (update_alias_info): Remove call clobbering code.
10893 (make_constraint_to): New helper function.
10894 (make_escape_constraint): Likewise.
10895 (handle_rhs_call): Use it on all pointer containing arguments.
10896 Also mark the static chain escaped.
10897 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
10898 instead of ANYTHING.
10899 (make_constraint_from): New helper split out from ...
10900 (make_constraint_from_anything): ... here.
10901 (find_func_aliases): Add constraints for escape sites.
10902 (intra_create_variable_infos): Make constraints from NONLOCAL
10904 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
10906 (clobber_what_p_points_to): Remove.
10907 (clobber_what_escaped): New function.
10908 (init_base_vars): Init NONLOCAL and ESCAPED.
10909 (do_sd_constraint): Do not propagate the solution from ESCAPED
10910 but use ESCAPED as a placeholder.
10911 (solve_graph): Likewise.
10912 * tree-flow.h (clobber_what_p_points_to): Remove.
10913 (clobber_what_escaped): Declare.
10914 * tree-ssa-alias.c (set_initial_properties): Call it.
10915 Remove code clobbering escaped pointers.
10917 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10919 * function.c (allocate_struct_function): Only allocate a unique
10920 funcdef_no if the decl is nonzero.
10922 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
10924 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
10925 * config/mips/mips.c (mips_split_const_insns): New function.
10926 * config/mips/mips.md (move_type): New attribute.
10927 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
10928 (dword_mode): New attribute.
10929 (type): Avoid long line. Map "move_type"s to "type"s,
10930 choosing "multi" for doubleword moves if appropriate.
10931 Swap MTC/MFC comments to match their declaration order.
10932 (extended_mips16): Default to "yes" if "move_type" is "sll0",
10933 "type" is "branch" or "jal" is "direct".
10934 (length): Handle "extended_mips16" first. Make the default
10935 "0" for "ghost" instructions. Set the length from "move_type".
10936 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
10937 of "type", with "sll0" for the register alternative. Remove the
10938 "extended_mips16" attribute.
10939 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
10940 of "type", with "shift_shift" for the register alternative.
10941 Remove the "length" attribute.
10942 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
10943 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
10944 of "type", with "andi" for the register alternative.
10945 (*zero_extendqihi2): Likewise.
10946 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
10947 of "andi" instead of a "type" of "arith".
10948 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
10950 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
10951 (mov_<store>r, *mov<mode>_ra): Likewise.
10952 (extendsidi2): Use "move_type" instead of "type", with "move"
10953 for the register alternative.
10954 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
10955 of "type", with "signext" for the register alternative.
10956 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
10957 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
10958 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
10959 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
10960 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
10961 (unnamed branch insn): Likewise.
10962 (*movdi_gp32_fp64): Fold into...
10963 (*movdi_32bit): ...here.
10964 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
10965 (*movdf_hardfloat): ...this new pattern.
10966 (*movdf_softfloat): Remove redundant FPR alternatives.
10967 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
10968 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
10969 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
10970 the "move" attribute.
10971 (*movdi_32bit): Use "move_type" instead of "type" and remove the
10972 "length" attribute. Use "fpload" and "fpstore" instead of "load"
10973 and "store" for COP loads and stores.
10974 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
10975 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
10976 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
10977 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
10978 (*movtf_mips16, *movv2sf): Likewise.
10979 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
10980 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
10981 (mfhc1<mode>): Use "move_type" instead of "move".
10982 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
10983 (loadgp_blockage): Remove the "length" attribute.
10984 (blockage, set_got_version, update_got_version): Likewise.
10985 (call_internal): Remove the "extended_mips16" attribute.
10986 (call_value_internal, call_value_multiple_internal): Likewise.
10987 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
10989 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
10990 the "length" attribute.
10992 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10994 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
10995 -Wcast-qual warnings.
10996 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
10997 handle_pragma_pop_macro): Likewise.
10998 * collect2.c (resolve_lib_name): Likewise.
10999 * config/arc/arc.c (arc_init): Likewise.
11000 * config/arm/arm.c (neon_builtin_compare,
11001 locate_neon_builtin_icode): Likewise.
11002 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
11003 * config/bfin/bfin.c (bfin_init_machine_status,
11004 bfin_optimize_loop): Likewise.
11005 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
11006 * config/cris/cris.c (cris_init_expanders): Likewise.
11007 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
11008 * config/darwin.c (machopic_indirection_eq,
11009 machopic_indirection_name, machopic_output_indirection): Likewise.
11010 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
11011 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
11012 frv_optimize_membar): Likewise.
11013 * config/i386/cygwin.h (mingw_scan,
11014 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
11015 * config/i386/cygwin1.c (mingw_scan): Likewise.
11016 * config/i386/i386.c (machopic_output_stub): Likewise.
11017 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
11018 i386_pe_unique_section): Likewise.
11019 * config/ia64/ia64.c (ia64_init_machine_status,
11020 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
11022 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
11023 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
11024 * config/m68k/m68k.c (m68k_handle_option,
11025 m68k_sched_md_init_global): Likewise.
11026 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
11027 mcore_unique_section): Likewise.
11028 * config/mips/mips.c (mips_block_move_straight,
11029 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
11031 * config/mmix/mmix.c (mmix_init_machine_status,
11032 mmix_encode_section_info): Likewise.
11033 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
11034 * config/rs6000/rs6000.c (rs6000_init_machine_status,
11035 print_operand_address, output_toc, redefine_groups,
11036 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
11037 * config/s390/s390.c (s390_init_machine_status): Likewise.
11038 * config/score/score.c (score_block_move_straight,
11039 score_block_move_loop_body): Likewise.
11040 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
11041 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
11042 * emit-rtl.c (find_auto_inc): Likewise.
11043 * gcc.c (translate_options, process_command): Likewise.
11044 * reorg.c (dbr_schedule): Likewise.
11045 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
11046 * xcoffout.c (xcoffout_declare_function): Likewise.
11048 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
11050 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
11051 ipa-pta working again.
11053 2008-06-27 David Edelsohn <edelsohn@gnu.org>
11055 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
11058 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
11060 * config.gcc (powerpc*-*-*): Add new core e500mc.
11061 * config/rs6000/e500mc.md: New file.
11062 * config/rs6000/rs6000.c (processor_costs): Add new costs for
11064 (rs6000_override_options): Add e500mc case to
11065 processor_target_table. Altivec and Spe options not allowed
11066 with e500mc. Add isel instruction to e500mc by
11067 default. Initialize rs6000_cost for e500mc.
11068 (rs6000_issue_rate): Set issue rate for e500mc.
11069 * config/rs6000/rs6000.h (processor_type): Add
11070 PROCESSOR_PPCE500MC.
11071 (ASM_CPU_SPEC): Add e500mc.
11072 Set TARGET_ISEL to rs6000_isel.
11073 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
11074 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
11075 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
11077 * doc/invoke.texi: Add e500mc to list of cpus.
11079 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11082 * c-lex.c (lex_charconst): Initialize unsignedp.
11084 2008-06-27 Olivier Hainque <hainque@adacore.com>
11086 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
11087 documented assumptions.
11089 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
11091 * dwarf2out.c: Remove trailing white spaces. Break long line
11094 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
11096 * libfuncs.h (LTI_synchronize): New libfunc_index.
11097 (synchronize_libfunc): Declare.
11098 * builtins.c (expand_builtin_synchronize): Consider using
11099 synchronize_libfunc before falling back on an asm blockage.
11100 * config/mips/mips.c: Include libfuncs.h
11101 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
11103 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
11105 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
11106 parameter. Copy stack_reg to r11 where appropriate.
11107 (no_global_regs_above): Add gpr parameter.
11108 (rs6000_stack_info): Only add padding for SPE save area if we
11109 are saving SPE GPRs and CR.
11110 (saveres_routine_syms): New variable.
11111 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
11113 (rs6000_savres_routine_sym): New function.
11114 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
11116 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
11117 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
11118 Tweak FPR out-of-line saving.
11119 (rs6000_make_savres_rtx): New function.
11120 (rs6000_use_multiple_p): New function.
11121 (rs6000_savres_strategy): New function.
11122 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
11123 out-of-line if appropriate.
11124 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
11125 if we are optimizing for size.
11126 (GP_SAVE_INLINE): Define.
11127 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
11128 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
11129 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
11130 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
11131 (*save_fpregs_<mode>): Add use of r11.
11132 (*restore_gpregs_<mode>): New insn.
11133 (*return_and_restore_gpregs_<mode>): New insn.
11134 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
11136 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
11137 (*restore_gpregs_spe): New insn.
11138 (*return_and_restore_gpregs_spe): New insn.
11139 * config/rs6000/predicates.md (save_world_operation): Fix check.
11141 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
11143 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
11144 this point, so assert that.
11146 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
11148 * cfganal.c: Include vec.h and vecprim.h.
11149 (compute_idf): Import from...
11150 * tree-into-ssa (compute_idf): ...here.
11151 * basic-block.h (compute_idf): Export.
11153 2008-06-26 Joseph Myers <joseph@codesourcery.com>
11155 * c-decl.c (merge_decls): Use !current_function_decl to check for
11156 extern declaration of C99 inline function being at file scope.
11158 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
11160 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
11162 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11164 * alias.c (record_alias_subset, init_alias_analysis): Fix
11165 -Wc++-compat and/or -Wcast-qual warnings.
11166 * attribs.c (lookup_attribute_spec): Likewise.
11167 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
11168 copy_bb, connect_traces,
11169 find_rarely_executed_basic_blocks_and_cr): Likewise.
11170 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
11171 note_btr_set, migrate_btr_defs): Likewise.
11172 * builtins.c (result_vector, expand_builtin_memcpy,
11173 expand_builtin_mempcpy_args, expand_builtin_strncpy,
11174 builtin_memset_read_str, expand_builtin_printf,
11175 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
11177 * caller-save.c (mark_set_regs): Likewise.
11178 * calls.c (expand_call, emit_library_call_value_1): Likewise.
11179 * cgraph.c (cgraph_edge): Likewise.
11180 * combine.c (likely_spilled_retval_1): Likewise.
11181 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
11182 htab_counts_entry_del, get_coverage_counts): Likewise.
11183 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
11184 new_cselib_val): Likewise.
11185 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
11186 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
11188 * df-core.c (df_compact_blocks): Likewise.
11189 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
11190 * df-scan.c (df_grow_reg_info, df_ref_create,
11191 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
11192 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
11193 df_record_entry_block_defs, df_record_exit_block_uses,
11194 df_bb_verify): Likewise.
11195 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
11196 DF_REF_EXTRACT_MODE_CONST): New.
11197 * dominance.c (get_immediate_dominator, get_dominated_by,
11198 nearest_common_dominator, root_of_dom_tree,
11199 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
11200 -Wc++-compat and/or -Wcast-qual warnings.
11201 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
11202 record_store, replace_read, check_mem_read_rtx, scan_insn,
11203 dse_step1, dse_record_singleton_alias_set): Likewise.
11204 * dwarf2asm.c (dw2_force_const_mem): Likewise.
11206 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11208 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
11209 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
11210 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
11211 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
11212 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
11213 add_ranges_num, add_ranges_by_labels, file_info_cmp,
11214 file_name_acquire, output_file_names, add_const_value_attribute,
11215 premark_used_types_helper, file_table_eq, file_table_hash,
11216 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
11217 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
11218 -Wcast-qual warnings.
11219 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
11220 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
11221 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
11222 gen_reg_rtx, start_sequence, init_emit): Likewise.
11223 * et-forest.c (et_new_occ, et_new_tree): Likewise.
11224 * except.c (init_eh_for_function, gen_eh_region,
11225 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
11226 arh_to_landing_pad, arh_to_label, add_action_record,
11227 add_call_site, switch_to_exception_section): Likewise.
11228 * expmed.c (synth_mult): Likewise.
11229 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
11230 store_expr): Likewise.
11231 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
11233 * function.c (assign_stack_temp_for_type,
11234 allocate_struct_function, match_asm_constraints_1): Likewise.
11235 * gcov-io.c (gcov_allocate): Likewise.
11236 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
11237 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
11238 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
11239 record_one_set, insert_expr_in_table, insert_set_in_table,
11240 dump_hash_table, compute_hash_table_work, alloc_hash_table,
11241 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
11242 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
11243 -Wcast-qual warnings.
11245 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11247 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
11248 -Wcast-qual warnings.
11249 * gcc.c (process_command): Likewise.
11250 * genattrtab.c (oballoc): Use XOBNEW.
11251 (oballocvec): Define.
11252 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
11253 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
11254 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
11255 -Wc++-compat and/or -Wcast-qual warnings.
11256 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
11257 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
11258 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
11259 gen_presence_absence_set, gen_automaton, gen_regexp_el,
11260 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
11261 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
11262 add_excls, process_presence_absence_names,
11263 process_presence_absence_patterns, add_presence_absence,
11264 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
11265 get_free_state, add_arc, get_free_automata_list_el,
11266 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
11267 transform_3, cache_presence, create_ainsns, create_automata,
11268 create_state_ainsn_table, dfa_insn_code_enlarge,
11269 output_trans_func, output_min_issue_delay_func,
11270 output_dead_lock_func, output_reset_func,
11271 output_get_cpu_unit_code_func, output_dfa_start_func,
11272 expand_automata): Likewise.
11273 * genextract.c (gen_insn): Likewise.
11274 * gengtype-lex.l: Likewise.
11275 * gengtype.c (read_input_list, adjust_field_type,
11276 process_gc_options): Likewise.
11277 * genoutput.c (note_constraint): Likewise.
11278 * genpreds.c (mangle, add_constraint): Likewise.
11279 * genrecog.c (process_define_predicate, new_decision,
11280 add_to_sequence): Likewise.
11281 * gensupport.c (record_insn_name): Likewise.
11283 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11285 * config/i386/driver-i386.c (detect_caches_amd,
11286 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
11287 and/or -Wcast-qual warnings.
11288 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
11289 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
11290 gt_pch_save): Likewise.
11291 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
11292 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
11293 * global.c (compute_regsets): Likewise.
11294 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
11295 finish_graph_dump_file): Likewise.
11296 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
11297 unlink_bb_notes): Likewise.
11298 * integrate.c (get_hard_reg_initial_val): Likewise.
11299 * ipa-prop.c (ipa_push_func_to_list): Likewise.
11300 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
11301 * local-alloc.c (update_equiv_regs): Likewise.
11302 * loop-invariant.c (check_invariant_table_size,
11303 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
11305 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
11306 altered_reg_used, mark_altered): Likewise.
11307 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
11308 insert_var_expansion_initialization,
11309 combine_var_copies_in_loop_exit, apply_opt_in_copies,
11310 release_var_copies): Likewise.
11311 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
11312 analyze_matrix_decl, add_allocation_site, analyze_transpose,
11313 analyze_accesses_for_phi_node, check_var_notmodified_p,
11314 check_allocation_function, find_sites_in_func,
11315 record_all_accesses_in_func, transform_access_sites,
11316 transform_allocation_sites): Likewise.
11317 * omp-low.c (new_omp_region, create_omp_child_function_name,
11318 check_omp_nesting_restrictions, check_combined_parallel,
11319 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
11320 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
11321 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
11322 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
11324 * opts-common.c (prune_options): Likewise.
11325 * opts.c (add_input_filename, print_filtered_help,
11326 get_option_state): Likewise.
11327 * params.c (add_params): Likewise.
11328 * passes.c (set_pass_for_id, next_pass_1,
11329 do_per_function_toporder, pass_fini_dump_file): Likewise.
11330 * postreload.c (reload_cse_simplify_operands): Likewise.
11331 * predict.c (tree_predicted_by_p, tree_predict_edge,
11332 clear_bb_predictions, combine_predictions_for_bb): Likewise.
11334 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11336 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
11338 * recog.c (check_asm_operands, validate_change_1): Likewise.
11339 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
11340 subst_asm_stack_regs): Likewise.
11341 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
11342 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
11343 * regmove.c (reg_is_remote_constant_p): Likewise.
11344 * regrename.c (regrename_optimize, scan_rtx_reg,
11345 kill_clobbered_value, kill_set_value, kill_autoinc_value):
11347 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
11348 regstat_compute_calls_crossed): Likewise.
11349 * reload1.c (init_reload, new_insn_chain,
11350 has_nonexceptional_receiver, reload, copy_reloads,
11351 calculate_needs_all_insns, init_elim_table): Likewise.
11352 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
11353 * rtl.c (shallow_copy_rtx_stat): Likewise.
11354 * rtlanal.c (parms_set): Likewise.
11355 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
11356 sbitmap_resize, sbitmap_vector_alloc): Likewise.
11357 * sched-ebb.c (earliest_block_with_similiar_load,
11358 add_deps_for_risky_insns): Likewise.
11359 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
11360 schedule_region): Likewise.
11361 * see.c (eq_descriptor_pre_extension,
11362 hash_descriptor_pre_extension, hash_del_pre_extension,
11363 eq_descriptor_properties, hash_descriptor_properties,
11364 hash_del_properties, see_seek_pre_extension_expr,
11365 see_initialize_data_structures, see_print_register_properties,
11366 see_print_pre_extension_expr, see_delete_merged_def_extension,
11367 see_delete_unmerged_def_extension, see_emit_use_extension,
11368 see_pre_delete_extension, see_map_extension, see_commit_changes,
11369 see_analyze_merged_def_local_prop,
11370 see_analyze_merged_def_local_prop,
11371 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
11372 see_set_prop_merged_def, see_set_prop_unmerged_def,
11373 see_set_prop_unmerged_use, see_print_one_extension,
11374 see_merge_one_use_extension, see_merge_one_def_extension,
11375 see_store_reference_and_extension, see_update_uses_relevancy,
11376 see_update_defs_relevancy): Likewise.
11377 * statistics.c (hash_statistics_hash, hash_statistics_eq,
11378 hash_statistics_free, curr_statistics_hash): Likewise.
11379 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
11380 expand_asm_operands, expand_return, case_bit_test_cmp,
11381 expand_case): Likewise.
11382 * stor-layout.c (start_record_layout): Likewise.
11383 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
11384 gt_pch_save_stringpool): Likewise.
11385 * tree-data-ref.c (hash_stmt_vertex_info,
11386 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
11387 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
11389 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
11392 * config/i386/i386.md : Change constraints of HImode and QImode
11393 immediate operands from "i" to "n". Change SImode "ni" constraint to
11394 "i" and SImode "rmi" constraint to "g". Remove all constraints
11395 from const0_operand and const1_operand predicated operands.
11396 (i): Change QImode and HImode attribute from "i" to "n".
11397 (*subqi_2): Change HImode operands to QImode.
11400 2008-06-25 Olivier Hainque <hainque@adacore.com>
11402 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
11405 2008-06-25 Richard Guenther <rguenther@suse.de>
11407 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
11408 not overflow the result type.
11410 2008-06-25 Richard Guenther <rguenther@suse.de>
11412 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
11413 (vn_lookup): Likewise.
11415 2008-06-25 Richard Guenther <rguenther@suse.de>
11417 PR tree-optimization/35518
11418 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
11419 * tree-sra.c (instantiate_element): Use fold_build3 to build
11421 (try_instantiate_multiple_fields): Likewise.
11423 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11425 * config/rs6000/rs6000.md: Change all string instruction's clobber to
11428 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11430 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
11431 use_backchain_to_restore_sp to true
11432 if the offset of the link register save area would go over the 32k - 1
11433 offset limit of the load
11436 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
11438 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
11439 anchor for the type-punning blurb. Cross-reference "Structures
11440 unions enumerations and bit-fields implementation". Provide a
11441 cast-through-pointer example. Make final sentence self-contained.
11442 * doc/implement-c.texi (Structures unions enumerations and
11443 bit-fields implementation): Cross-reference the type-punning blurb
11444 in the -fstrict-aliasing documentation.
11446 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11448 PR middle-end/36594
11449 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
11450 the memory instead of the memory itself for the save area.
11452 2008-06-24 Olivier Hainque <hainque@adacore.com>
11453 Nicolas Roche <roche@adacore.com>
11455 * gengtype.c (srcdir_len): size_t instead of int.
11456 (get_file_realbasename): New function. For F a filename, the real
11457 basename of F, with all the path components stripped.
11458 (get_file_srcdir_relative_path): New function. For F a filename, the
11459 relative path to F from $(srcdir).
11460 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
11461 get_file_realbasename. Adjust the head comment.
11462 (get_prefix_langdir_index): New function. For F a filename, return the
11463 lang_dir_names[] relative index of the language directory that is
11465 (get_file_langdir): For F a filename, return the name of the language
11466 directory where F is located.
11467 (get_file_gtfilename): New function. The gt- output file name for an
11469 (get_output_file_with_visibility): Replace in-line computations with
11470 uses of get_file_gtfilename and get_prefix_langdir_index.
11471 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
11473 2008-06-24 Jakub Jelinek <jakub@redhat.com>
11475 PR tree-optimization/36504
11476 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
11477 references without base address.
11479 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11481 PR middle-end/36584
11482 * calls.c (expand_call): Increase alignment for recursive functions.
11484 2008-06-23 Anatoly Sokolov <aesok@post.ru>
11486 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
11487 (TARGET_FUNCTION_VALUE): New define.
11488 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
11489 * config/avr/avr.h (FUNCTION_VALUE): Remove.
11491 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11493 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
11494 (fmod<mode>3): Ditto.
11495 (remainderxf3): Ditto.
11496 (remainder<mode>3): Ditto.
11498 2008-06-23 Jakub Jelinek <jakub@redhat.com>
11501 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
11502 REG is a hard register.
11504 PR tree-optimization/36508
11505 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
11506 499, don't check it at all in release compilers.
11508 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11510 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
11511 together with SSE_TARGET_MATH to disable insn pattern.
11512 (*fop_<MODEF:mode>_2_i387): Ditto.
11513 (*fop_<MODEF:mode>_3_i387): Ditto.
11515 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
11517 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
11519 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11521 PR middle-end/34906
11522 * gimplify.c (gimplify_asm_expr): Check the return code of
11523 parse_output_constraint call, set function return and is_inout
11524 value if it failed.
11526 2008-06-22 Ian Lance Taylor <iant@google.com>
11528 * c-lex.c (narrowest_unsigned_type): Change itk to int.
11529 (narrowest_signed_type): Likewise.
11530 * c-typeck.c (c_common_type): Change local variable mclass to enum
11532 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
11533 tcc_comparison, not the tree code itself.
11534 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
11535 (c_expand_expr): Cast modifier to enum expand_modifier.
11536 * c-common.h (C_RID_CODE): Add casts.
11537 (C_SET_RID_CODE): Define.
11538 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
11539 (c_lex_one_token): Add cast to avoid warning.
11540 (c_parser_objc_type_name): Rename local typename to type_name.
11541 (check_no_duplicate_clause): Change code parameter to enum
11543 (c_parser_omp_var_list_parens): Change kind parameter to enum
11545 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
11546 c_parser_omp_list_var_parens.
11547 (c_parser_omp_threadprivate): Likewise.
11548 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
11549 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
11550 * c-format.c (NO_FMT): Define.
11551 (printf_length_specs): Use NO_FMT.
11552 (asm_fprintf_length_specs): Likewise.
11553 (gcc_diag_length_specs): Likewise.
11554 (scanf_length_specs): Likewise.
11555 (strfmon_length_specs): Likewise.
11556 (gcc_gfc_length_specs): Likewise.
11557 (printf_flag_specs): Change 0 to STD_C89.
11558 (asm_fprintf_flag_specs): Likewise.
11559 (gcc_diag_flag_specs): Likewise.
11560 (gcc_cxxdiag_flag_specs): Likewise.
11561 (scanf_flag_specs): Likewise.
11562 (strftime_flag_specs): Likewise.
11563 (strfmon_flag_specs): Likewise.
11564 (print_char_table): Likewise.
11565 (asm_fprintf_char_table): Likewise.
11566 (gcc_diag_char_table): Likewise.
11567 (gcc_tdiag_char_table): Likewise.
11568 (gcc_cdiag_char_table): Likewise.
11569 (gcc_cxxdiag_char_table): Likewise.
11570 (gcc_gfc_char_table): Likewise.
11571 (scan_char_table): Likewise.
11572 (time_char_table): Likewis.
11573 (monetary_char_table): Likewise.
11574 * c-format.h (BADLEN): Likewise.
11576 2008-06-21 Ian Lance Taylor <iant@google.com>
11578 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
11579 Define END_OF_BASE_TREE_CODES around inclusion.
11580 * tree.c (tree_code_type): New global array.
11581 (tree_code_length, tree_code_name): Likewise.
11582 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
11583 $(lang_tree_files).
11584 (all-tree.def, s-alltree): New targets.
11585 (gencheck.h, s-gencheck): Remove.
11586 (tree.o): Depend upon all-tree.def.
11587 (build/gencheck.o): Remove gencheck.h dependency.
11588 (mostlyclean): Don't remove gencheck.h.
11589 * c-common.h (enum c_tree_code): Remove.
11590 * c-lang.c (tree_code_type): Remove.
11591 (tree_code_length, tree_code_name): Remove.
11592 * gencheck.c (tree_codes): Include all-tree.def, rather than
11593 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
11595 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
11597 * cp/cp-tree.h (enum cplus_tree_code): Remove.
11598 (operator_name_info): Size to MAX_TREE_CODES.
11599 (assignment_operator_name_info): Likewise.
11600 * cp/cp-lang.c (tree_code_type): Remove.
11601 (tree_code_length, tree_code_name): Remove.
11602 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
11603 (assignment_operator_name_info): Likewise.
11604 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
11606 * cp/mangle.c (write_expression): Likewise.
11607 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
11608 * fortran/f95-lang.c (tree_code_type): Remove.
11609 (tree_code_length, tree_code_name): Remove.
11610 * java/java-tree.h (enum java_tree_code): Remove.
11611 * java/lang.c (tree_code_type): Remove.
11612 (tree_code_length, tree_code_name): Remove.
11613 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
11614 * objc/objc-act.h (enum objc_tree_code): Remove.
11615 * objc/objc-lang.c (tree_code_type): Remove.
11616 (tree_code_length, tree_code_name): Remove.
11617 * objcp/objcp-lang.c (tree_code_type): Remove.
11618 (tree_code_length, tree_code_name): Remove.
11619 * ada/ada-tree.h (enum gnat_tree_code): Remove.
11620 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
11621 * ada/misc.c (tree_code_type): Remove.
11622 (tree_code_length, tree_code_name): Remove.
11624 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
11626 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
11627 the grand_bitmap_obstack.
11629 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11631 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
11632 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
11633 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
11634 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
11635 move_stmt_r, new_label_mapper): Likewise.
11636 * tree-complex.c (cvc_lookup): Likewise.
11637 * tree-dfa.c (create_function_ann): Likewise.
11638 * tree-dump.c (dump_register): Likewise.
11639 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
11640 find_phi_replacement_condition): Likewise.
11641 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
11642 tree_function_versioning): Likewise.
11643 * tree-into-ssa.c (cmp_dfsnum): Likewise.
11644 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
11645 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
11646 get_nonlocal_debug_decl, convert_nonlocal_reference,
11647 convert_nonlocal_omp_clauses, get_local_debug_decl,
11648 convert_local_reference, convert_local_omp_clauses,
11649 convert_nl_goto_reference, convert_nl_goto_receiver,
11650 convert_tramp_reference, convert_call_expr): Likewise.
11651 * tree-outof-ssa.c (contains_tree_r): Likewise.
11652 * tree-parloops.c (reduction_phi, initialize_reductions,
11653 eliminate_local_variables_1, add_field_for_reduction,
11654 add_field_for_name, create_phi_for_local_result,
11655 create_call_for_reduction_1, create_loads_for_reductions,
11656 create_stores_for_reduction, create_loads_and_stores_for_name):
11658 * tree-phinodes.c (allocate_phi_node): Likewise.
11659 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
11660 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
11661 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
11662 * tree-ssa-coalesce.c (compare_pairs): Likewise.
11663 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
11664 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
11665 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
11666 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
11667 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
11668 vn_nary_op_insert): Likewise.
11669 * tree-ssa.c (redirect_edge_var_map_add,
11670 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
11671 * tree-vectorizer.c (vectorize_loops): Likewise.
11672 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
11673 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
11674 tree_cons_stat, build1_stat, build_variant_type_copy,
11675 decl_init_priority_lookup, decl_fini_priority_lookup,
11676 decl_priority_info, decl_restrict_base_lookup,
11677 decl_restrict_base_insert, decl_debug_expr_lookup,
11678 decl_debug_expr_insert, decl_value_expr_lookup,
11679 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
11680 type_hash_add, get_file_function_name, tree_check_failed,
11681 tree_not_check_failed, tree_range_check_failed,
11682 omp_clause_range_check_failed, build_omp_clause,
11683 build_vl_exp_stat): Likewise.
11684 * value-prof.c (gimple_histogram_value,
11685 gimple_duplicate_stmt_histograms): Likewise.
11686 * var-tracking.c (attrs_list_insert, attrs_list_copy,
11687 unshare_variable, variable_union_info_cmp_pos, variable_union,
11688 dataflow_set_different_1, dataflow_set_different_2,
11689 vt_find_locations, variable_was_changed, set_variable_part,
11690 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
11691 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
11692 section_entry_hash, object_block_entry_eq,
11693 object_block_entry_hash, create_block_symbol,
11694 initialize_cold_section_name, default_function_rodata_section,
11695 strip_reg_name, set_user_assembler_name, const_desc_eq,
11696 build_constant_desc, output_constant_def, lookup_constant_def,
11697 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
11698 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
11699 default_internal_label): Likewise.
11700 * varray.c (varray_init, varray_grow): Likewise.
11701 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
11703 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
11705 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
11706 operators for "test" insn. Macroize insn using SWI mode macro.
11707 (*jcc_fused_2): Ditto.
11708 (*jcc_fused_3): Macroize insn using SWI mode macro.
11709 (*jcc_fused_4): Ditto.
11711 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
11713 * tree-ssa-pre.c: Fix typo in comment.
11714 (init_antic, fini_antic): Add explicit funtions for
11715 initializing and deinitializing ANTIC and AVAIL sets.
11716 (create_expression_by_pieces): Fix typo in comment.
11717 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
11718 (execute_pre): Eventually dump details about ANTIC_IN.
11720 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11722 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
11723 * gcc.c (translate_options, init_spec, store_arg, read_specs,
11724 add_to_obstack, file_at_path, find_a_file, execute,
11725 add_preprocessor_option, add_assembler_option, add_linker_option,
11726 process_command, insert_wrapper, do_option_spec, do_self_spec,
11727 spec_path, do_spec_1, is_directory, main, used_arg,
11728 getenv_spec_function): Likewise.
11729 * tlink.c (symbol_hash_lookup, file_hash_lookup,
11730 demangled_hash_lookup, symbol_push, file_push, frob_extension):
11733 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11735 * doc/rtl.texi: Updated subreg section.
11737 2008-06-19 Jakub Jelinek <jakub@redhat.com>
11740 * cgraphunit.c (cgraph_process_new_functions): Don't clear
11741 node->needed and node->reachable.
11742 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
11743 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
11744 (expand_task_call): Don't call expand_task_copyfn.
11745 (expand_task_copyfn): Renamed to...
11746 (finalize_task_copyfn): ... this.
11748 2008-06-19 Jan Hubicka <jh@suse.cz>
11750 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
11751 clobbering framepointer.
11753 2008-06-19 Jan Hubicka <jh@suse.cz>
11755 * tree-optimize.c (execute_early_local_optimizations): Set
11756 cgraph_state only at first invocation.
11758 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11760 * system.h (-Wc++-compat): Activate as a warning, no an error.
11762 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
11764 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
11765 instead of "#" in insn asm template.
11766 (*jcc_fused_2): Ditto.
11768 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
11770 * config/i386/i386.h (ix86_tune_indices)
11771 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
11772 (TARGET_FUSE_CMP_AND_BRANCH): New define.
11773 * config/i386/i386.md (*jcc_fused_1): New insn pattern
11774 (*jcc_fused_2): Ditto.
11775 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
11776 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
11777 (print operand): Handle 'E' and 'e' code.
11779 2008-06-19 Anatoly Sokolov <aesok@post.ru>
11781 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
11782 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11783 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11785 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
11787 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
11789 (cgraph_expand_function): Use local copy of decl.
11790 (cgraph_expand_all_functions): Remove redundant initialization of
11792 (cgraph_optimize): Reword internal_error message.
11794 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
11796 * arm-protos.h (arm_return_in_memory): Remove public
11797 arm_return_in_memory() prototype.
11798 * arm.c (arm_return_in_memory): Add static prototype, add target
11799 hook macro, change definition and comments.
11800 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
11802 2008-06-19 Ben Elliston <bje@au.ibm.com>
11804 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
11805 real.c: Remove references to IEEE 754R.
11806 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
11807 * doc/libgcc.texi (Decimal float library routines): Likewise.
11809 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11811 * targhooks.h (struct gcc_target): New member unwind_word_mode.
11812 (default_unwind_word_mode): Add prototype.
11813 * targhooks.c (default_unwind_word_mode): New function.
11814 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
11815 instead of word_mode.
11816 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
11817 (TARGET_INITIALIZER): Use it.
11819 * c-common.c (handle_mode_attribute): Support "unwind_word"
11821 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
11823 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
11824 word_mode to access SjLj_Function_Context member "data".
11825 (sjlj_emit_dispatch_table): Likewise. Also, perform type
11826 conversion from targetm.eh_return_filter_mode () to
11827 targetm.unwind_word_mode () if they differ.
11829 * builtin-types.def (BT_UNWINDWORD): New primitive type.
11830 (BT_FN_UNWINDWORD_PTR): New function type.
11831 (BT_FN_WORD_PTR): Remove.
11832 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
11833 * except.c (expand_builtin_extend_pointer): Convert pointer to
11834 targetm.unwind_word_mode () instead of word_mode.
11836 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
11837 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
11838 (spu_unwind_word_mode): New function.
11839 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
11840 (TARGET_UNWIND_WORD_MODE): Define.
11841 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
11843 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11845 * config/spu/spu.c (reg_align): Remove.
11846 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
11847 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
11848 (spu_split_store): Likewise.
11850 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
11852 * gcc/tree-vn.c: Fix typo in comment.
11854 2008-06-18 Jan Hubicka <jh@suse.cz>
11856 * cgraphunit.c (cgraph_optimize): Output debug info when doing
11857 toplevel reorder too.
11859 2008-06-18 Jan Hubicka <jh@suse.cz>
11861 * c-opts.c (c_common_post_options): PCH is not compatible with
11863 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
11864 -fno-toplevel-reorder by default now.
11866 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11868 PR documentation/30739
11869 * doc/install.texi (Prerequisites): Document dependency on awk.
11871 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
11872 Ian Lance Taylor <iant@google.com>
11874 PR rtl-optimization/35604
11875 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
11876 only want to change jump destinations, not eventual label comparisons.
11878 2008-06-16 Jan Hubicka <jh@suse.cz>
11880 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
11882 (cgraph_analyze_function): Likewise.
11884 2008-06-16 Jan Hubicka <jh@suse.cz>
11886 * cgraph.h (cgraph_mark_if_needed): New function.
11887 * cgraphunit.c (cgraph_mark_if_needed): New function.
11888 * c-decl.c (duplicate_decl): Use it.
11890 2008-06-16 Jan Hubicka <jh@suse.cz>
11892 * cgraph.c (cgraph_add_new_function): When in expansion state, do
11895 2008-06-16 Jan Hubicka <jh@suse.cz>
11897 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
11899 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
11900 Kazu Hirata <kazu@codesourcery.com>
11901 Maxim Kuvyrkov <maxim@codesourcery.com
11903 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
11904 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
11905 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
11906 EXTRA_SPEC_FUNCTIONS.
11907 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
11908 (DRIVER_SELF_SPECS): Adjust.
11909 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
11910 * config/mips/st.h, config/mips/t-st: New.
11911 * config/mips/driver-native.c, config/mips/x-native: New.
11912 * doc/invoke.texi (MIPS): Document 'native' value for -march and
11915 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
11917 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
11919 (ISA_HAS_FP_CONDMOVE): New macro.
11920 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
11921 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
11922 (ISA_HAS_NMADD3_NMSUB3): New macro.
11923 * config/mips/mips.c (mips_rtx_costs): Update.
11924 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
11925 compiling for ST Loongson 2E/2F.
11926 (madd<mode>): Rename to madd4<mode>. Update.
11927 (madd3<mode>): New pattern.
11928 (msub<mode>): Rename to msub4<mode>. Update.
11929 (msub3<mode>): New pattern.
11930 (nmadd<mode>): Rename to nmadd4<mode>. Update.
11931 (nmadd3<mode>): New pattern.
11932 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
11933 (nmadd3<mode>_fastmath): New pattern.
11934 (nmsub<mode>): Rename to nmsub4<mode>. Update.
11935 (nmsub3<mode>): New pattern.
11936 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
11937 (nmsub3<mode>_fastmath): New pattern.
11938 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
11940 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
11942 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
11943 (DF_REF_INSN_INFO): New.
11944 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
11945 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
11946 with a NULL DF_REF_INSN_INFO.
11947 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
11949 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
11950 DF_INSN_INFO_EQ_USES): New.
11951 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
11952 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
11953 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
11954 * df-core.c: Update comment for above changes.
11955 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
11956 DF_INSN_UID_* macros.
11957 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
11958 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
11959 insn rtx. Update all callers.
11960 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
11961 df_ref_create_structure, df_insn_refs_collect): Likewise.
11962 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
11963 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
11964 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
11965 macros to access the insn refs.
11966 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
11967 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
11968 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
11969 for accessing the refs.
11970 (try_fwprop_subst): Likewise.
11971 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
11972 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
11973 for accessing the refs.
11974 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
11975 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
11976 to look at the insn refs.
11977 (record_uses): Likewise.
11978 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
11980 (mark_artificial_uses): Don't mark_insn for artificial refs.
11981 (mark_reg_rependencies): Likewise.
11983 * doc/rtl.texi: Remove documentation of ADDRESSOF.
11985 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11987 * configure: Regenerate.
11989 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11991 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
11992 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11993 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11995 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
11997 * config/avr/avr.c (avr_mcu_t): Add attiny167.
11998 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
11999 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12001 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
12003 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
12004 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12005 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12007 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
12009 * tree-ssa-sccvn.c: Fix format of comments.
12011 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
12013 * cgraph.c: Remove unneeded forward declarations of eq_node()
12016 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
12018 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
12020 (see_update_relevancy): Likewise.
12021 * fwprop.c (try_fwprop_subst): Likewise.
12022 * rtlanal.c (noop_move_p): Likewise.
12023 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
12024 notes to non-existing libcall blocks.
12025 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
12027 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
12028 (dead_libcall_p): Remove.
12029 (delete_trivially_dead_insns): Don't use it.
12030 * web.c (union_defs): Remove comment about keeping nops.
12031 * gcse.c (hash_scan_insn): Don't take libcall pointers.
12032 (compute_hash_table_work): Don't track libcall notes.
12033 (do_local_cprop): Don't take libcall pointers. Don't update
12035 (adjust_libcall_notes): Deleted.
12036 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
12037 ever have existed in the first place).
12038 (replace_store_insn): Don't try to remove libcall notes.
12039 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
12040 (resolve_reg_notes): Don't call them.
12041 (resolve_simple_move): Likewise.
12042 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
12043 Don't remove REG_RETVAL notes.
12044 * emit-rtl.c (try_split): Don't update libcall notes.
12045 (emit_copy_of_insn_after): Dito.
12046 * cselib.c (cselib_current_insn_in_libcall): Remove.
12047 (cselib_process_insn): Don't set/clear it.
12048 (new_elt_loc_list): Don't record it.
12049 (cselib_init): Don't initialize it.
12050 * cselib.c (struct elt_loc_list): Remove in_libcall field.
12051 * loop-invariant.c (find_invariant_insn): Don't look for libcall
12053 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
12054 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
12055 (init_deps): Don't initialize it.
12056 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
12057 * combine.c (delete_noop_moves): Don't update libcall notes.
12058 (can_combine_p): Remove now pointless #if 0 block.
12059 (try_combine): Remove another obsolete #if 0 block.
12060 (distribute_notes): Don't distribute libcall notes.
12061 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
12062 * dce.c (libcall_dead_p): Remove.
12063 (delete_unmarked_insns): Don't handle libcall blocks.
12064 (preserve_libcall_for_dce): Remove.
12065 (prescan_insns_for_dce): Don't special-case libcall block insns.
12066 * reload1 (reload): Don't handle libcall notes.
12067 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
12070 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
12072 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
12073 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12074 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12076 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
12078 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
12079 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12080 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12082 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12084 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
12086 2008-06-16 Ira Rosen <irar@il.ibm.com>
12088 PR tree-optimization/36493
12089 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
12090 the arguments list. Use VECTYPE to create vector pointer.
12091 (vectorizable_store): Fail if accesses through a pointer to vectype
12092 do not alias the original memory reference operands.
12093 Call vect_create_data_ref_ptr without the removed argument.
12094 (vectorizable_load): Likewise.
12095 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
12098 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
12101 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
12102 reg_equiv_constant.
12104 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
12106 * config/mips/loongson2ef.md: New file.
12107 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
12108 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
12109 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
12110 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
12111 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
12113 (loongson2ef.md): New include.
12114 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
12115 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
12116 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
12117 (loongson_gt_<mode>, loongson_extract_halfword)
12118 (loongson_insert_halfword_0, loongson_insert_halfword_2)
12119 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
12120 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
12121 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
12122 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
12123 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
12124 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
12125 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
12126 (vec_interleave_low<mode>): Define type attribute.
12127 * config/mips/mips.c (mips_ls2): New static variable.
12128 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
12129 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
12130 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
12131 Implement target scheduling hooks.
12132 (mips_multipass_dfa_lookahead): Update to handle tuning for
12134 (mips_sched_init): Initialize data for Loongson scheduling.
12135 (mips_ls2_variable_issue): New static function.
12136 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
12138 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
12139 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
12140 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
12141 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
12142 Handle ST Loongson 2E/2F cores.
12143 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
12145 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12147 * omp-low.c (extract_omp_for_data): Fix comment typo.
12150 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12152 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
12153 FIXME note about gcc/config.guess.
12154 * doc/options.texi (Option file format): Remove non-ASCII bytes.
12155 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
12156 * doc/cppopts.texi: Likewise.
12157 * doc/extend.texi: Likewise.
12158 * doc/gcc.texi: Likewise.
12159 * doc/gccint.texi: Likewise.
12160 * doc/gcov.texi: Likewise.
12161 * doc/gty.texi: Likewise.
12162 * doc/hostconfig.texi: Likewise.
12163 * doc/install.texi: Likewise.
12164 * doc/invoke.texi: Likewise.
12165 * doc/loop.texi: Likewise.
12166 * doc/makefile.texi: Likewise.
12167 * doc/md.texi: Likewise.
12168 * doc/passes.texi: Likewise.
12169 * doc/tm.texi: Likewise.
12170 * doc/tree-ssa.texi: Likewise.
12171 * doc/trouble.texi: Likewise.
12173 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
12174 Nathan Sidwell <nathan@codesourcery.com>
12175 Maxim Kuvyrkov <maxim@codesourcery.com>
12176 Richard Sandiford <rdsandiford@googlemail.com>
12178 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
12179 * config/mips/mips-protos.h (mips_expand_vector_init): New.
12180 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
12182 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
12183 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
12184 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
12186 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
12187 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
12188 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
12189 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
12190 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
12191 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
12192 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
12193 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
12194 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
12195 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
12196 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
12197 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
12198 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
12199 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
12200 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
12201 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
12202 (mips_builtins): Add Loongson builtins.
12203 (mips_loongson_2ef_bdesc): New.
12204 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
12205 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
12206 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
12207 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
12209 (mips_expand_vector_init): New.
12210 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
12211 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
12213 * config/mips/mips.md: Add unspec numbers for Loongson
12214 builtins. Include loongson.md.
12215 (MOVE64): Include Loongson vector modes.
12216 (SPLITF): Include Loongson vector modes.
12217 (HALFMODE): Handle Loongson vector modes.
12218 * config/mips/loongson.md: New.
12219 * config/mips/loongson.h: New.
12220 * config.gcc: Add loongson.h header for mips*-*-* targets.
12221 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
12223 2008-06-14 Joseph Myers <joseph@codesourcery.com>
12225 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
12226 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
12227 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
12228 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
12229 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
12230 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
12231 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
12232 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
12233 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
12234 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
12235 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
12236 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
12237 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
12238 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
12239 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
12240 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
12241 Remove use_fixproto=yes.
12242 (ia64*-*-hpux*): Remove comment about using fixproto.
12243 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
12245 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12247 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
12249 * configure: Regenerate.
12251 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
12253 PR middle-end/36520
12254 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
12255 before evaluating it.
12257 2008-06-13 Jakub Jelinek <jakub@redhat.com>
12260 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
12261 nested inline functions.
12262 (start_decl, start_function): Don't invert DECL_EXTERNAL
12263 for nested inline functions.
12265 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
12267 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
12268 splits that must be made for correctness.
12270 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
12272 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
12273 (AVAIL_NON_MIPS16): Likewise.
12274 (mips_builtin_description): Replace target_flags with a predicate.
12275 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
12276 (dspr2_32): New availability predicates.
12277 (MIPS_BUILTIN): New macro.
12278 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
12279 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
12280 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
12281 Replace the TARGET_FLAGS parameters with AVAIL parameters.
12282 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
12283 (mips_dsp_32only_bdesc): Merge into...
12284 (mips_builtins): ...this new array.
12285 (mips_bdesc_map, mips_bdesc_arrays): Delete.
12286 (mips_init_builtins): Update after above changes.
12287 (mips_expand_builtin_1): Merge into...
12288 (mips_expand_builtin): ...here and update after above changes.
12290 2008-06-12 Paul Brook <paul@codesourcery.com>
12292 * longlong.h (__arm__): Define count_leading_zeros.
12293 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
12294 (clzsi2, clzdi2): New functions.
12295 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
12296 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
12297 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
12298 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
12299 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
12300 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
12301 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
12302 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
12303 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
12304 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
12306 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
12308 * config/m68k/m68k.c (m68k_tune_flags): New.
12309 (override_options): Compute m68k_tune_flags.
12310 (MULL_COST, MULW_COST): Update for various variants of CFV2.
12311 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
12313 2008-06-12 Jakub Jelinek <jakub@redhat.com>
12315 PR middle-end/36506
12316 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
12318 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
12320 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
12321 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
12323 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
12325 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
12326 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
12328 2008-06-12 Jakub Jelinek <jakub@redhat.com>
12330 PR middle-end/36506
12331 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
12334 2008-06-12 Richard Guenther <rguenther@suse.de>
12336 PR tree-optimization/36345
12337 * tree-flow.h (struct ptr_info_def): Align escape_mask,
12338 add memory_tag_needed flag.
12339 (may_alias_p): Declare.
12340 * tree-ssa-alias.c (may_alias_p): Export.
12341 (set_initial_properties): Use memory_tag_needed flag.
12342 (update_reference_counts): Likewise.
12343 (reset_alias_info): Reset memory_tag_needed flag.
12344 (create_name_tags): Check memory_tag_needed flag.
12345 (dump_points_to_info_for): Dump it.
12346 * tree-ssa-structalias.c (struct variable_info): Remove
12347 directly_dereferenced flag.
12348 (new_var_info): Do not initialize it.
12349 (process_constraint_1): Do not set it.
12350 (update_alias_info): Set is_dereferenced flag.
12351 (set_uids_in_ptset): Use may_alias_p.
12352 (set_used_smts): Check memory_tag_needed flag.
12353 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
12354 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
12355 memory_tag_needed flag.
12356 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
12357 from broken design.
12359 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
12361 * config/i386/i386.c (ix86_compute_frame_layout): Disable
12362 red zone for w64 abi.
12363 (ix86_expand_prologue): Likewise.
12364 (ix86_force_to_memory): Likewise.
12365 (ix86_free_from_memory): Likewise.
12367 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
12370 * config/rs6000/rs6000.c (rs6000_override_options): Set
12371 rs6000_isel conditionally to the absence of comand line override.
12372 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
12373 Remove duplicate rs6000_isel setting.
12374 * config/rs6000/eabispe.h: Ditto.
12376 2008-06-11 Richard Guenther <rguenther@suse.de>
12378 * alias.c (get_alias_set): Use the element alias-set for arrays.
12379 (record_component_aliases): For arrays and vectors do nothing.
12380 * c-common.c (strict_aliasing_warning): Handle the cases
12381 of alias set zero explicitly.
12382 * Makefile.in (dfp.o-warn): Add -Wno-error.
12384 2008-06-11 Joseph Myers <joseph@codesourcery.com>
12386 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
12388 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
12389 tune_32 tune_64 to supported_defaults. Allow values not
12390 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
12391 x86_64. Do not override cpu_32 or cpu_64 values from target name.
12392 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
12393 with_cpu_64 to generic for 64-bit-supporting configurations, not
12394 with_cpu. Remove FIXMEs.
12395 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
12396 --with-arch-64, --with-tune-32, --with-tune-64): Document.
12397 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
12398 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
12399 arch_32 and arch_64.
12401 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
12402 Olivier Hainque <hainque@adacore.com>
12404 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
12405 Use DECL_SIZE_UNIT to retrieve the size of the field.
12407 2008-06-11 Joseph Myers <joseph@codesourcery.com>
12409 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
12410 with function calls after declarations. Lay out
12411 neon_float_type_node before further use.
12413 2008-06-11 Richard Guenther <rguenther@suse.de>
12415 * tree-flow.h (may_point_to_global_var): Declare.
12416 * tree-ssa-alias.c (may_point_to_global_var): New function.
12417 * tree-ssa-sink.c (is_hidden_global_store): Use it.
12419 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
12421 * configure.ac: Teach that fido supports .debug_line.
12422 * configure: Regenerate.
12424 2008-06-10 Tom Tromey <tromey@redhat.com>
12426 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
12429 2008-06-10 Joseph Myers <joseph@codesourcery.com>
12431 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
12432 (encode_decimal64, decode_decimal64, encode_decimal128,
12433 decode_decimal128): Reverse order of 32-bit parts of value if host
12434 and target endianness differ.
12436 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
12438 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
12439 Avoid division by 0.
12440 (tree_mod_pow2_value_transform): Likewise.
12441 (tree_ic_transform): Likewise.
12442 (tree_stringops_transform): Likewise.
12443 (tree_mod_subtract_transform): Likewise.
12444 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
12445 (copy_edges_for_bb): Likewise.
12446 (initialize_cfun): Likewise.
12448 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12450 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
12451 nonmemory_operand. Add "N" operand constraint.
12453 (*jcc_btdi_mask_rex64): New instruction and split pattern.
12454 (*jcc_btsi_mask): Ditto.
12455 (*jcc_btsi_mask_1): Ditto.
12457 2008-06-10 Joseph Myers <joseph@codesourcery.com>
12459 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
12460 TYPE_CANONICAL for copied element type.
12462 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12465 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
12466 Add m_CORE2 and m_GENERIC.
12467 * config/i386/predicates.md (bt_comparison_operator): New predicate.
12468 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
12470 (*jcc_btdi_rex64): New instruction and split pattern.
12471 (*jcc_btsi): Ditto.
12472 (*jcc_btsi_1): Ditto.
12473 (*btsq): Fix Intel asm dialect operand order.
12477 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
12479 PR middle-end/36447
12480 * simplify-rtx.c (simplify_subreg): Add check for shift count
12483 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
12485 * doc/md.texi: Synchronize with later constraints.md change.
12486 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
12487 with a C implementation.
12488 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
12490 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
12491 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
12492 when moving to and from MD_REGNUM.
12493 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
12494 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
12495 Handle byte and halfword moves.
12496 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
12498 * config/mips/constraints.md (h): Turn into NO_REGS.
12499 (l, x): Update documentation.
12500 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
12501 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
12502 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
12503 (HILO): New mode iterator.
12505 (any_div): New code iterator.
12506 (u): Extend code attribute to div and udiv.
12507 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
12508 d_operand in the splitters. Remove redundant CONST_INT checks.
12509 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
12510 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
12511 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
12512 accordingly, using normal moves instead of unspecs to move LO into
12513 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
12514 (<u>mulsidi3): Handle expansion in C code.
12515 (<u>mulsidi3_32bit_internal): Rename to...
12516 (<u>mulsidi3_32bit): ...this.
12517 (<u>mulsidi3_32bit_r4000): Fix insn separator.
12518 (*<u>mulsidi3_64bit): Rename to...
12519 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
12520 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
12521 to set LO and HI to the multiplication result. Use a normal move
12522 for MFLO and an unspec for MFHI.
12523 (*<u>mulsidi3_64bit_parts): Replace with...
12524 (<u>mulsidi3_64bit_hilo): ...this new instruction.
12525 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
12526 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
12527 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
12528 instead of HI. Split the instruction into a separate multiplication
12529 and MFHI if !TARGET_FIX_R4000.
12530 (<su>muldi3_highpart): Likewise.
12531 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
12532 and the "=h" clobber.
12533 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
12534 (<u>mulditi3): New expander.
12535 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
12536 (madsi): Remove "=h" clobber.
12537 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
12538 Force the modulus result to be a GPR and split the instruction into
12539 a division followed by an MFHI after reload.
12540 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
12541 (*lea_high64): Use d_operand in the define_peephole2. Likewise
12542 the MIPS16 HIGH define_split.
12543 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
12544 of acc<->gpr moves to "multi".
12545 (*movdi_64bit): Replace the single "x" alternative with
12546 alternatives for moving into and out of "a".
12547 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
12548 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
12549 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
12550 Use d_operand in the splitters. Remove redundant CONST_INT checks.
12551 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
12552 (movti): New expander.
12553 (*movti, *movti_mips16): New insns.
12554 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
12555 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
12556 (mthi<GPR:mode>_<HILO:mode>): Likewise.
12557 * config/mips/predicates.md (fpr_operand): Delete.
12558 (d_operand): New predicate.
12560 2008-06-09 Michael Meissner <michael.meissner@amd.com>
12562 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
12563 failure on some Bourne shells.
12564 (x86_64-*-*): Ditto.
12566 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
12568 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
12570 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
12572 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
12573 (sparc-sun-solaris2*): Likewise.
12575 2008-06-09 Arnaud Charlet <charlet@adacore.com
12577 * doc/install.texi: Update requirements to build the Ada compiler.
12579 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
12581 * df-scan.c (struct df_scan_problem_data): Remove the
12582 mw_link_pool alloc pool.
12583 (df_scan_free_internal): Don't free it.
12584 (df_scan_alloc): Don't allocate it.
12585 * df.h (struct df_link): Update comment.
12587 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
12589 * except.h: Correct checks for when SJLJ exceptions must be used.
12591 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12593 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
12596 2008-06-08 Joseph Myers <joseph@codesourcery.com>
12598 PR tree-optimization/36218
12599 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
12600 configure for the build system.
12601 (BUILD_LDFLAGS): Define.
12602 * configure: Regenerate.
12603 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
12605 2008-07-08 Anatoly Sokolov <aesok@post.ru>
12608 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
12609 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
12610 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
12612 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
12614 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
12616 2008-06-07 Joseph Myers <joseph@codesourcery.com>
12618 * config.gcc (Obsolete configurations): Remove list of
12620 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
12621 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
12622 targets matched by those patterns.
12623 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
12624 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
12625 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
12626 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
12627 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
12628 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
12629 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
12630 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
12631 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
12632 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
12633 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
12634 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
12635 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
12636 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
12637 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
12638 Make code for Solaris 7 and greater unconditional for Solaris.
12639 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
12640 Remove --with-* handling.
12641 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
12642 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
12643 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
12644 LINK_OS_WINDISS_SPEC): Remove.
12645 * config/rs6000/sysv4.opt (mwindiss): Remove.
12646 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
12647 * configure: Regenerate.
12648 * doc/cpp.texi: Don't mention BeOS.
12649 * doc/extend.texi (interrupt): Don't mention MS1.
12650 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
12651 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
12652 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
12653 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
12654 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
12656 * doc/invoke.texi (MT Options): Remove.
12657 (-mwindiss): Remove.
12658 (CRIS Options): Remove cris-axis-aout references.
12659 (HPPA Options): Don't mention hppa1.1-*-pro.
12660 * doc/md.texi: (MorphoTech family): Remove.
12661 * libgcc2.c: Don't handle UWIN.
12662 * config/alpha/t-unicosmk: Remove.
12663 * config/alpha/unicosmk.h: Remove.
12664 * config/arm/kaos-arm.h: Remove.
12665 * config/arm/kaos-strongarm.h: Remove.
12666 * config/arm/strongarm-coff.h: Remove.
12667 * config/arm/strongarm-elf.h: Remove.
12668 * config/arm/strongarm-pe.h: Remove.
12669 * config/arm/t-strongarm-pe: Remove.
12670 * config/arm/t-xscale-coff: Remove.
12671 * config/arm/t-xscale-elf: Remove.
12672 * config/arm/xscale-coff.h: Remove.
12673 * config/arm/xscale-elf.h: Remove.
12674 * config/chorus.h: Remove.
12675 * config/cris/aout.h: Remove.
12676 * config/cris/aout.opt: Remove.
12677 * config/cris/t-aout: Remove.
12678 * config/i386/beos-elf.h: Remove.
12679 * config/i386/kaos-i386.h: Remove.
12680 * config/i386/ptx4-i.h: Remove.
12681 * config/i386/sco5.h: Remove.
12682 * config/i386/sco5.opt: Remove.
12683 * config/i386/sysv4-cpp.h: Remove.
12684 * config/i386/sysv5.h: Remove.
12685 * config/i386/t-beos: Remove.
12686 * config/i386/t-sco5: Remove.
12687 * config/i386/t-uwin: Remove.
12688 * config/i386/uwin.asm: Remove.
12689 * config/i386/uwin.h: Remove.
12690 * config/kaos.h: Remove.
12691 * config/mips/windiss.h: Remove.
12692 * config/mt: Remove directory.
12693 * config/pa/pa-osf.h: Remove.
12694 * config/pa/pa-pro-end.h: Remove.
12695 * config/pa/t-pro: Remove.
12696 * config/ptx4.h: Remove.
12697 * config/rs6000/beos.h: Remove.
12698 * config/rs6000/kaos-ppc.h: Remove.
12699 * config/rs6000/t-beos: Remove.
12700 * config/rs6000/windiss.h: Remove.
12701 * config/sh/kaos-sh.h: Remove.
12702 * config/sol2-6.h: Remove.
12703 * config/sparc/sol26-sld.h: Remove.
12704 * config/sparc/sysv4-only.h: Remove.
12705 * config/vax/bsd.h: Remove.
12706 * config/vax/t-memfuncs: Remove.
12707 * config/vax/ultrix.h: Remove.
12708 * config/vax/vaxv.h: Remove.
12709 * config/windiss.h: Remove.
12711 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
12713 PR rtl-optimization/36438
12714 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
12715 for vector shifts with constant scalar shift operands.
12717 2008-06-06 Sandip Matte <sandip@rmicorp.com>
12719 * doc/invoke.texi: Document -march=xlr.
12720 * config/mips/xlr.md: New file.
12721 * config/mips/mips.md: Include it.
12723 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
12724 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
12725 (mips_rtx_cost_data): Likewise.
12727 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
12729 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
12730 PRE_INC and PRE_DEC cases.
12732 2008-06-06 Jakub Jelinek <jakub@redhat.com>
12734 PR rtl-optimization/36419
12735 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
12736 the emitting jump insn.
12739 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
12740 is not bool, boolify the whole *expr_p and convert to the desired type.
12742 2008-06-06 Jakub Jelinek <jakub@redhat.com>
12744 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
12745 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
12746 Add omp_private_outer_ref hook, add another argument to
12747 omp_clause_default_ctor hook.
12748 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
12749 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
12750 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
12751 hook_tree_tree_tree_tree_null.
12752 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
12753 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
12754 * hooks.c (hook_tree_tree_tree_tree_null): New function.
12755 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
12756 * tree.def (OMP_TASK): New tree code.
12757 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
12758 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
12759 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
12760 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
12761 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
12762 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
12763 OMP_CLAUSE_COLLAPSE_EXPR): Define.
12764 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
12765 (OMP_DIRECTIVE_P): Add OMP_TASK.
12766 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
12767 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
12768 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
12769 and OMP_CLAUSE_UNTIED entries.
12770 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
12772 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12773 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
12774 * tree-pretty-print.c (dump_omp_clause): Handle
12775 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
12776 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
12777 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
12778 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
12779 warning about unsigned iterators. Change decl/init/cond/incr
12780 arguments to TREE_VECs, check arguments for all collapsed loops.
12781 (c_finish_omp_taskwait): New function.
12782 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
12784 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
12785 default_function_array_conversion on init. Add par_clauses argument.
12786 If decl is present in parallel's lastprivate clause, change it to
12787 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
12788 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
12789 collapse count in clauses.
12790 (c_parser_omp_for, c_parser_omp_parallel): Adjust
12791 c_parser_omp_for_loop callers.
12792 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
12793 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
12794 (c_parser_omp_clause_name): Handle collapse and untied clauses.
12795 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
12797 (c_parser_omp_clause_schedule): Handle schedule(auto).
12798 Include correct location in the error message.
12799 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
12800 and PRAGMA_OMP_CLAUSE_UNTIED.
12801 (OMP_TASK_CLAUSE_MASK): Define.
12802 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
12803 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
12804 * tree-nested.c (convert_nonlocal_omp_clauses,
12805 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
12806 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
12807 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12808 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
12810 (conver_nonlocal_reference, convert_local_reference,
12811 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
12812 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
12813 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
12814 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
12815 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
12816 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
12817 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
12818 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
12819 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
12821 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
12822 * c-common.h (c_finish_omp_taskwait): New prototype.
12823 * gimple-low.c (lower_stmt): Handle OMP_TASK.
12824 * tree-parloops.c (create_parallel_loop): Create 1 entry
12825 vectors for OMP_FOR_{INIT,COND,INCR}.
12826 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
12827 (make_edges): Handle OMP_TASK.
12828 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
12829 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12830 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
12831 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
12832 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
12833 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
12834 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
12835 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
12836 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
12837 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
12838 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
12839 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
12840 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
12841 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
12842 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
12843 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
12844 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
12845 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
12846 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
12847 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
12848 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
12849 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
12850 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
12851 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
12852 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
12853 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
12854 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
12855 original iterator is present in lastprivate clause or if
12856 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
12857 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12858 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
12859 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
12860 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
12861 if it is set, lookup var in outer contexts too. Handle
12862 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
12863 to be implicitly determined firstprivate for task regions.
12864 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
12865 if it is set, lookup var in outer contexts too. Set
12866 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
12867 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
12868 OMP_CLAUSE_UNTIED. Take region_type as last argument
12869 instead of in_parallel and in_combined_parallel.
12870 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
12872 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
12873 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
12874 (new_omp_context): Set default_kind to
12875 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
12876 (omp_region_type): New enum.
12877 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
12878 fields, add region_type.
12879 (new_omp_context): Take region_type as argument instead of is_parallel
12880 and is_combined_parallel.
12881 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
12882 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
12883 ctx->is_combined_parallel checks.
12884 (gimplify_omp_task): New function.
12885 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
12887 * omp-low.c (extract_omp_for_data): Use schedule(static)
12888 for schedule(auto). Handle pointer and unsigned iterators.
12889 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
12890 Add loops argument. Extract data for collapsed OMP_FOR loops.
12891 (expand_parallel_call): Assert sched_kind isn't auto,
12892 map runtime schedule to index 3.
12893 (struct omp_for_data_loop): New type.
12894 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
12895 Add loop, loops, collapse and iter_type fields.
12896 (workshare_safe_to_combine_p): Disallow combined for if
12897 iter_type is unsigned long long. Don't combine collapse > 1 loops
12898 unless all bounds and steps are constant. Adjust extract_omp_for_data
12900 (expand_omp_for_generic): Handle pointer, unsigned and long long
12901 iterators. Handle collapsed OMP_FOR loops. Adjust
12902 for struct omp_for_data changes. If libgomp function doesn't return
12903 boolean_type_node, add comparison of the return value with 0.
12904 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
12905 pointer, unsigned and long long iterators. Adjust for struct
12906 omp_for_data changes.
12907 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
12908 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
12909 unsigned long long. Allocate loops array, pass it to
12910 extract_omp_for_data. For collapse > 1 loops use always
12911 expand_omp_for_generic.
12912 (omp_context): Add sfield_map and srecord_type fields.
12913 (is_task_ctx, lookup_sfield): New functions.
12914 (use_pointer_for_field): Use is_task_ctx helper. Change first
12915 argument's type from const_tree to tree. Clarify comment.
12916 In OMP_TASK disallow copy-in/out sharing.
12917 (build_sender_ref): Call lookup_sfield instead of lookup_field.
12918 (install_var_field): Add mask argument. Populate both record_type
12919 and srecord_type if needed.
12920 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
12922 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
12923 and DECL_FIELD_OFFSET.
12924 (scan_sharing_clauses): Adjust install_var_field callers. For
12925 firstprivate clauses on explicit tasks allocate the var by value in
12926 record_type unconditionally, rather than by reference.
12927 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
12928 Use is_taskreg_ctx instead of is_parallel_ctx.
12929 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12930 (create_omp_child_function_name): Add task_copy argument, use
12931 *_omp_cpyfn* names if it is true.
12932 (create_omp_child_function): Add task_copy argument, if true create
12933 *_omp_cpyfn* helper function.
12934 (scan_omp_parallel): Adjust create_omp_child_function callers.
12935 Rename parallel_nesting_level to taskreg_nesting_level.
12936 (scan_omp_task): New function.
12937 (lower_rec_input_clauses): Don't run constructors for firstprivate
12938 explicit task vars which are initialized by *_omp_cpyfn*.
12939 Pass outer var ref to omp_clause_default_ctor hook if
12940 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
12941 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
12942 OMP_CLAUSE_REDUCTION_INIT.
12943 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
12944 avoid duplicate setting of fields. Handle
12945 OMP_CLAUSE_PRIVATE_OUTER_REF.
12946 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
12947 copy-out if TREE_READONLY, only copy-in.
12948 (expand_task_copyfn): New function.
12949 (expand_task_call): New function.
12950 (struct omp_taskcopy_context): New type.
12951 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
12953 (lower_omp_parallel): Rename to...
12954 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12955 Call create_task_copyfn if srecord_type is needed. Adjust
12957 (task_shared_vars): New variable.
12958 (check_omp_nesting_restrictions): Warn if work-sharing,
12959 barrier, master or ordered region is closely nested inside OMP_TASK.
12960 Add warnings for barrier if closely nested inside of work-sharing,
12961 ordered, or master region.
12962 (scan_omp_1): Call check_omp_nesting_restrictions even for
12963 GOMP_barrier calls. Rename parallel_nesting_level to
12964 taskreg_nesting_level. Handle OMP_TASK.
12965 (lower_lastprivate_clauses): Even if some lastprivate is found on a
12966 work-sharing construct, continue looking for them on parent parallel
12968 (lower_omp_for_lastprivate): Add lastprivate clauses
12969 to the beginning of dlist rather than end. Adjust for struct
12970 omp_for_data changes.
12971 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
12972 not after it. Handle collapsed OMP_FOR loops, adjust for
12973 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
12974 (get_ws_args_for): Adjust extract_omp_for_data caller.
12975 (scan_omp_for): Handle collapsed OMP_FOR
12976 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
12977 (lower_omp_single_simple): If libgomp function doesn't return
12978 boolean_type_node, add comparison of the return value with 0.
12979 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
12980 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
12981 (parallel_nesting_level): Rename to...
12982 (taskreg_nesting_level): ... this.
12983 (is_taskreg_ctx): New function.
12984 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
12985 of is_parallel_ctx.
12986 (execute_lower_omp): Rename parallel_nesting_level to
12987 taskreg_nesting_level.
12988 (expand_omp_parallel): Rename to...
12989 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
12990 Call omp_task_call for OMP_TASK regions.
12991 (expand_omp): Adjust caller, handle OMP_TASK.
12992 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
12994 * bitmap.c (bitmap_default_obstack_depth): New variable.
12995 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
12996 if argument is NULL and bitmap_default_obstack is already initialized.
12997 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
12999 * matrix-reorg.c (matrix_reorg): Likewise.
13001 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
13003 * config/i386/i386.md (*indirect_jump): Macroize using P
13004 mode iterator. Remove !TARGET_64BIT from insn constraints.
13005 (*tablejump_1): Ditto.
13006 (*indirect_jump_rex64): Remove insn pattern.
13007 (*tablejump_1_rex64): Ditto.
13008 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
13009 and eh_return_si insn patterns.
13011 2008-06-06 Richard Guenther <rguenther@suse.de>
13013 * tree-ssa-structalias.c (merge_smts_into): Remove.
13014 (find_what_p_points_to): Do not bother to compute the
13015 points-to set for pt_anything pointers.
13016 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
13017 for pt_anything pointers is ok.
13019 2008-06-06 Jan Hubicka <jh@suse.cz>
13021 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
13023 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13025 * cgraph.c: Fix typos in comments.
13026 (cgraph_availability_names): Fix string typo.
13027 * fold-const.c: Fix typos in comments.
13028 (fold_binary): Fix typo in warning.
13029 * genautomata.c: Fix typos in comments.
13030 (check_presence_pattern_sets): Fix typo in local variable.
13031 (output_description): Fix typo in output.
13032 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
13033 * hwint.h: Likewise.
13034 * matrix-reorg.c (check_allocation_function): Likewise.
13035 * omega.c (smooth_weird_equations): Likewise.
13036 * auto-inc-dec.c: Fix typos in comments.
13037 * bb-reorder.c: Likewise.
13038 * builtins.c: Likewise.
13039 * c-common.c: Likewise.
13040 * c-cppbuiltin.c: Likewise.
13041 * c-parser.c: Likewise.
13042 * c-pretty-print.c: Likewise.
13043 * cfgcleanup.c: Likewise.
13044 * cfgexpand.c: Likewise.
13045 * cfghooks.c: Likewise.
13046 * cfglayout.c: Likewise.
13047 * cfgloopmanip.c: Likewise.
13048 * cgraphunit.c: Likewise.
13049 * coverage.c: Likewise.
13050 * dbxout.c: Likewise.
13051 * df-byte-scan.c: Likewise.
13052 * df-core.c: Likewise.
13053 * df-problems.c: Likewise.
13054 * df-scan.c: Likewise.
13056 * dominance.c: Likewise.
13057 * domwalk.c: Likewise.
13059 * dwarf2out.c: Likewise.
13060 * emit-rtl.c: Likewise.
13061 * et-forest.c: Likewise.
13062 * function.c: Likewise.
13063 * function.h: Likewise.
13065 * gcov-io.c: Likewise.
13066 * gcov.c: Likewise.
13067 * gcse.c: Likewise.
13068 * genattrtab.c: Likewise.
13069 * ggc-page.c: Likewise.
13070 * gimplify.c: Likewise.
13071 * gthr-lynx.h: Likewise.
13072 * haifa-sched.c: Likewise.
13073 * ipa-cp.c: Likewise.
13074 * ipa-inline.c: Likewise.
13075 * ipa-prop.h: Likewise.
13076 * ipa-pure-const.c: Likewise.
13077 * ipa-struct-reorg.c: Likewise.
13078 * ipa-struct-reorg.h: Likewise.
13079 * ipa-type-escape.c: Likewise.
13081 * loop-doloop.c: Likewise.
13082 * mips-tfile.c: Likewise.
13083 * mkmap-flat.awk: Likewise.
13084 * mkmap-symver.awk: Likewise.
13085 * modulo-sched.c: Likewise.
13086 * omp-low.c: Likewise.
13087 * optabs.c: Likewise.
13088 * optabs.h: Likewise.
13089 * opts.c: Likewise.
13090 * passes.c: Likewise.
13091 * postreload-gcse.c: Likewise.
13092 * postreload.c: Likewise.
13093 * predict.c: Likewise.
13094 * pretty-print.h: Likewise.
13095 * profile.c: Likewise.
13096 * protoize.c: Likewise.
13097 * ra-conflict.c: Likewise.
13098 * real.c: Likewise.
13099 * recog.c: Likewise.
13100 * regclass.c: Likewise.
13101 * regs.h: Likewise.
13102 * reload.c: Likewise.
13103 * rtl-error.c: Likewise.
13104 * rtlanal.c: Likewise.
13105 * scan.h: Likewise.
13106 * sched-rgn.c: Likewise.
13108 * stmt.c: Likewise.
13109 * target.h: Likewise.
13110 * tree-dfa.c: Likewise.
13111 * tree-eh.c: Likewise.
13112 * tree-flow-inline.h: Likewise.
13113 * tree-inline.c: Likewise.
13114 * tree-into-ssa.c: Likewise.
13115 * tree-loop-distribution.c: Likewise.
13116 * tree-nested.c: Likewise.
13117 * tree-parloops.c: Likewise.
13118 * tree-pass.h: Likewise.
13119 * tree-pretty-print.c: Likewise.
13120 * tree-profile.c: Likewise.
13121 * tree-scalar-evolution.c: Likewise.
13122 * tree-sra.c: Likewise.
13123 * tree-ssa-alias-warnings.c: Likewise.
13124 * tree-ssa-ccp.c: Likewise.
13125 * tree-ssa-coalesce.c: Likewise.
13126 * tree-ssa-dom.c: Likewise.
13127 * tree-ssa-dse.c: Likewise.
13128 * tree-ssa-forwprop.c: Likewise.
13129 * tree-ssa-live.c: Likewise.
13130 * tree-ssa-live.h: Likewise.
13131 * tree-ssa-loop-im.c: Likewise.
13132 * tree-ssa-loop-ivopts.c: Likewise.
13133 * tree-ssa-loop-niter.c: Likewise.
13134 * tree-ssa-loop-prefetch.c: Likewise.
13135 * tree-ssa-phiopt.c: Likewise.
13136 * tree-ssa-phiprop.c: Likewise.
13137 * tree-ssa-sccvn.c: Likewise.
13138 * tree-ssa-ter.c: Likewise.
13139 * tree-ssa-threadupdate.c: Likewise.
13140 * tree-ssa.c: Likewise.
13141 * tree-vect-analyze.c: Likewise.
13142 * tree-vect-transform.c: Likewise.
13143 * tree-vectorizer.c: Likewise.
13144 * tree-vn.c: Likewise.
13145 * tree-vrp.c: Likewise.
13146 * tree.c: Likewise.
13147 * tree.def: Likewise.
13148 * tree.h: Likewise.
13149 * unwind-dw2-fde.c: Likewise.
13150 * unwind.inc: Likewise.
13151 * value-prof.c: Likewise.
13152 * vmsdbgout.c: Likewise.
13154 2008-06-05 David Edelsohn <edelsohn@gnu.org>
13156 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
13157 always place FP constants in the TOC for TARGET_POWERPC64.
13158 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
13160 2008-06-05 Joseph Myers <joseph@codesourcery.com>
13162 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
13163 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
13164 enable for TARGET_E500_DOUBLE.
13165 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
13166 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
13167 floating-point modes like integer modes for E500 double.
13168 (rs6000_legitimate_offset_address_p): Likewise.
13169 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
13170 addressing for DDmode for E500 double.
13171 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
13172 modes as using 64-bits of registers for E500 double.
13173 (spe_build_register_parallel): Do not handle DDmode or TDmode.
13174 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
13175 specially for E500 double.
13176 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
13177 TDmode for E500 double.
13178 (rs6000_gimplify_va_arg): Only handle SDmode in registers
13179 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
13180 (rs6000_split_multireg_move): Do not handle TDmode specially for
13182 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
13183 using 64-bit registers for E500 double.
13184 (emit_frame_save): Do not handle DDmode specially for E500 double.
13185 (gen_frame_mem_offset): Likewise.
13186 (rs6000_function_value): Do not call spe_build_register_parallel
13187 for DDmode or TDmode.
13188 (rs6000_libcall_value): Likewise.
13189 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
13190 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
13193 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
13195 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
13198 2008-06-04 Junjie Gu <jgu@tensilica.com>
13200 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
13201 comparison for frame pointers.
13203 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
13206 * config/avr/avr.h (PUSH_ROUNDING): Remove.
13208 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
13211 * builtins.c (expand_builtin_signbit): Don't take lowpart when
13212 register is already smaller or equal to required mode.
13214 2008-06-04 Xinliang David Li <davidxl@google.com>
13216 * tree-call-cdce.c: New file.
13217 (cond_dead_built_in_calls): New static variable.
13218 (input_domain): New struct.
13219 (check_pow): New function.
13220 (check_builtin_call): Ditto.
13221 (check_target_format): Ditto.
13222 (is_call_dce_candidate): Ditto.
13223 (gen_one_condition): Ditto.
13224 (gen_conditions_for_domain): Ditto.
13225 (get_domain): Ditto.
13226 (gen_conditions_for_pow_cst_base): Ditto.
13227 (gen_conditions_for_pow_int_base): Ditto.
13228 (gen_conditions_for_pow): Ditto.
13229 (get_no_error_domain): Ditto.
13230 (gen_shrink_wrap_conditions): Ditto.
13231 (shrink_wrap_one_built_in_call): Ditto.
13232 (shink_wrap_conditional_dead_built_in_calls): Ditto.
13233 (tree_call_cdce): Ditto.
13234 (gate_call_cdce): Ditto.
13235 (pass_call_cdce): New gimple pass.
13236 * passes.c: (init_optimization_passes): New pass.
13237 * tree-pass.h: New pass declaration.
13238 * opts.c (decode_options): New flag setting.
13239 * common.opt: Add -ftree-builtin-call-dce flag.
13240 * Makefile.in: Add new source file.
13241 * tempvar.def: New tv_id.
13242 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
13244 2008-06-04 Richard Guenther <rguenther@suse.de>
13246 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
13247 (is_call_clobbered): Always check var_ann->call_clobbered.
13248 (mark_call_clobbered): Always set var_ann->call_clobbered.
13249 (clear_call_clobbered): Always clear var_ann->call_clobbered.
13250 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
13251 (reset_alias_info): Clear call clobbering info on MTAGs and
13253 (set_pt_anything): Set pt_global_mem.
13254 (create_tag_raw): Adjust comment.
13255 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
13257 2008-06-04 Joseph Myers <joseph@codesourcery.com>
13258 Maxim Kuvyrkov <maxim@codesourcery.com>
13260 * config/m68k/m68k.opt (mxgot): New option.
13261 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
13262 (m68k_output_addr_const_extra): New.
13263 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
13264 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
13265 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
13266 * doc/invoke.texi (M680x0 Options): Document -mxgot.
13268 2008-06-04 Richard Guenther <rguenther@suse.de>
13270 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
13271 negative or non-representable offsets.
13273 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
13275 * config/i386/i386.c (ix86_gen_leave): New.
13276 (ix86_gen_pop1): Likewise.
13277 (ix86_gen_add3): Likewise.
13278 (ix86_gen_sub3): Likewise.
13279 (ix86_gen_sub3_carry): Likewise.
13280 (ix86_gen_one_cmpl2): Likewise.
13281 (ix86_gen_monitor): Likewise.
13282 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
13283 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
13284 ix86_gen_one_cmpl2 and ix86_gen_monitor.
13285 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
13286 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
13287 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
13288 (ix86_expand_epilogue): Updated.
13289 (print_operand): Handle integer register operand for 'z'.
13290 (ix86_expand_strlensi_unroll_1): Likewise.
13291 (ix86_expand_strlen): Likewise.
13292 (ix86_expand_builtin): Likewise.
13293 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
13294 mov{q}/mov{l} and add{q}/add{l}.
13296 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13298 * config/i386/i386.md (P): New mode iterator.
13299 (SFmode push_operand splitter): Macroize DImode and SImode pushes
13300 using P mode iterator.
13301 (DFmode push_operand splitter): Ditto.
13302 (XFmode push_operand splitter): Ditto.
13303 (DFmode float_extend SFmode push_operand splitter): Ditto.
13304 (XFmode float_extend SFmode push_operand splitter): Do not generate
13305 SImode pushes for 64bit target. Macroize Dimode and SImode
13306 pushes using P mode iterator.
13307 (XFmode float_extend DFmode push_operand splitter): Ditto.
13309 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13311 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
13312 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
13313 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
13314 return type to int.
13315 (ix86_call_abi_override): Remove check for call_used_regs.
13317 2008-06-03 Richard Guenther <rguenther@suse.de>
13319 * tree-ssa-structalias.c (find_func_aliases): Add constraints
13320 for the lhs of calls if the return type contains pointers.
13322 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13324 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
13325 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
13326 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
13327 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
13328 of cfun and DEFAULT_ABI to deceide abi mode.
13329 (DEFAULT_ABI): New.
13330 (REG_PARM_STACK_SPACE): Removed.
13331 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
13332 (STACK_BOUNDARY): Use default target to deceide stack boundary.
13333 * config/i386/i386-protos.h (ix86_cfun_abi): New.
13334 (ix86_function_abi): Likewise.
13335 (ix86_function_type_abi): Likewise.
13336 (ix86_call_abi_override): Likewise.
13337 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
13338 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
13339 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
13340 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
13342 (X86_64_REGPARM_MAX): New.
13343 (X86_64_SSE_REGPARM_MAX): New.
13344 (X64_REGPARM_MAX): New.
13345 (X64_SSE_REGPARM_MAX): New.
13346 (X86_32_REGPARM_MAX): New.
13347 (X86_32_SSE_REGPARM_MAX): New.
13348 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
13349 (ix86_function_regparm): Handle user calling abi.
13350 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
13351 by DEFAULT_ABI versus SYSV_ABI check.
13352 (ix86_reg_parm_stack_space): New.
13353 (ix86_function_type_abi): New.
13354 (ix86_call_abi_override): New.
13355 (ix86_function_abi): New.
13356 (ix86_cfun_abi): New.
13357 (init_cumulative_args): Call abi specific initialization.
13358 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
13359 (function_arg_64): Extend SSE_REGPARM_MAX check.
13360 (function_arg (): Remove TARGET_64BIT_MS_ABI.
13361 (ix86_pass_by_reference): Likewise.
13362 (ix86_function_value_regno_p): Likewise.
13363 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
13364 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
13365 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
13366 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
13367 (setup_incoming_varargs_64): Adjust regparm for call abi.
13368 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
13369 (ix86_va_start): Likewise.
13370 (ix86_gimplify_va_arg): Likewise.
13371 (ix86_expand_prologue): Likewise.
13372 (output_pic_addr_const): Likewise.
13373 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
13374 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
13375 (x86_output_mi_thunk): Likewise.
13376 (x86_function_profiler): Likewise.
13377 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
13378 (SYSV_ABI, MS_ABI): New constants.
13379 (DEFAULT_ABI): New.
13380 (init_regs): Add prototype of function in regclass.c file.
13381 (OVERRIDE_ABI_FORMAT): New.
13382 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
13383 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
13384 (OUTGOING_REG_PARM_STACK_SPACE): New.
13385 (ix86_reg_parm_stack_space): New prototype.
13386 (CUMULATIVE_ARGS): Add call_abi member.
13387 (machine_function): Add call_abi member.
13388 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
13389 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
13391 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
13394 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
13395 (avr_builtin_setjmp_frame_value): New function.
13396 * config/avr/avr.md (nonlocal_goto_receiver): Define.
13397 (nonlocal_goto): Define.
13399 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
13401 * config/mips/mips.c (mips_emit_loadgp): Return early if
13402 there is nothing do to, otherwise emit a blockage if
13403 !TARGET_EXPLICIT_RELOCS || crtl->profile.
13404 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
13406 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13408 * configure.ac: Drop unneeded backslash ending up in config.in.
13409 * acinclude.m4: Likewise.
13410 * config.in: Regenerate.
13412 2008-05-26 Jan Hubicka <jh@suse.cz>
13414 * predict.c (maybe_hot_frequency_p): Break out of...
13415 (maybe_hot_bb_p): ... here.
13416 (maybe_hot_edge_p): New.
13417 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
13418 * basic-block.h (maybe_hot_edge_p): Declare.
13420 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13422 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
13423 (*cmpfp_<mode>_cc): Ditto.
13424 (*fp_jcc_8<mode>_387): Ditto.
13425 (*fop_<MODEF:mode>_2_i387): Ditto.
13426 (*fop_<MODEF:mode>_3_i387): Ditto.
13427 (*fop_xf_2_i387): Ditto.
13428 (*fop_xf_3_i387): Ditto.
13430 2008-06-02 Tomas Bily <tbily@suse.cz>
13432 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
13434 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13436 * config/mips/mips.c (mips_valid_offset_p): New function.
13437 (mips_valid_lo_sum_p): Likewise.
13438 (mips_classify_address): Use them.
13439 (mips_force_address): New function.
13440 (mips_legitimize_address): Use it.
13441 * config/mips/mips.md (MOVE128): New mode iterator.
13442 (movtf): Require TARGET_64BIT. Remove empty strings.
13443 (*movtf_internal): Rename to...
13444 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
13445 of "R" and use {,fp}{load,store} attributes instead of "multi".
13446 Use a separate define_split.
13447 (*movtf_mips16): New pattern.
13449 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13451 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
13452 * config/mips/mips.c (mips_expand_before_return): New function.
13453 (mips_expand_epilogue): Call it.
13454 * config/mips/mips.md (return): Turn into a define_expand.
13455 (*return): New insn.
13457 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13459 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
13460 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
13461 functions. Do not emit uses and clobbers of CONCATs; individually
13462 use and clobber their operands.
13463 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
13464 gen_clobber, emit_use and gen_use.
13465 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
13466 (expand_builtin_return): Likewise.
13467 * cfgbuild.c (count_basic_blocks): Likewise.
13468 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
13469 * explow.c (emit_stack_restore): Likewise.
13470 * expmed.c (extract_bit_field_1): Likewise.
13471 * expr.c (convert_move, emit_move_complex_parts): Likewise.
13472 (emit_move_multi_word, store_constructor): Likewise.
13473 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
13474 (thread_prologue_and_epilogue_insns): Likewise.
13475 * lower-subreg.c (resolve_simple_move): Likewise.
13476 * optabs.c (widen_operand, expand_binop): Likewise.
13477 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
13478 * reload.c (find_reloads): Likewise.
13479 * reload1.c (eliminate_regs_in_insn): Likewise.
13480 * stmt.c (expand_nl_goto_receiver): Likewise.
13481 * config/alpha/alpha.md (builtin_longjmp): Likewise.
13482 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
13483 * config/arm/arm.c (arm_load_pic_register): Likewise.
13484 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
13485 * config/arm/arm.md (untyped_return): Likewise.
13486 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
13487 * config/avr/avr.c (expand_prologue): Likewise.
13488 * config/bfin/bfin.c (do_unlink): Likewise.
13489 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
13490 * config/cris/cris.c (cris_expand_prologue): Likewise.
13491 * config/darwin.c (machopic_indirect_data_reference): Likewise.
13492 (machopic_legitimize_pic_address): Likewise.
13493 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
13494 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
13495 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
13496 (ix86_expand_convert_uns_didf_sse): Likewise.
13497 (ix86_expand_vector_init_general): Likewise.
13498 * config/ia64/ia64.md (eh_epilogue): Likewise.
13499 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
13500 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
13501 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
13502 (config/iq2000/iq2000.c): Likewise.
13503 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
13504 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
13505 (builtin_longjmp): Likewise.
13506 * config/mn10300/mn10300.md (call, call_value): Likewise.
13507 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
13508 * config/pdp11/pdp11.md (abshi2): Likewise.
13509 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
13510 * config/s390/s390.c (s390_emit_prologue): Likewise.
13511 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
13512 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
13513 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
13514 * config/sh/sh.c (prepare_move_operands): Likewise.
13515 (output_stack_adjust, sh_expand_epilogue): Likewise.
13516 (sh_set_return_address, sh_expand_t_scc): Likewise.
13517 * config/sparc/sparc.c (load_pic_register): Likewise.
13518 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
13519 * config/spu/spu.c (spu_expand_epilogue): Likewise.
13520 * config/v850/v850.c (expand_epilogue): Likewise.
13522 2008-05-31 Anatoly Sokolov <aesok@post.ru>
13524 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
13525 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
13526 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
13527 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
13528 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
13529 stack pointer register.
13530 (output_movhi): Remove code for interrupt specific writing to the
13531 stack pointer register.
13533 2008-05-31 Richard Guenther <rguenther@suse.de>
13535 PR tree-optimization/34244
13536 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
13537 (tree_expr_nonzero_warnv_p): Likewise.
13538 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
13539 ssa_name_nonnegative_p.
13540 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
13541 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
13542 not tree_expr_nonzero_warnv_p.
13544 PR tree-optimization/36262
13546 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
13548 PR tree-optimization/34244
13549 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
13550 (record_numbers_of_iterations): New function.
13551 (execute_vrp): Cache the numbers of iterations of loops.
13552 * tree-scalar-evolution.c (scev_reset_except_niters):
13554 (scev_reset): Use scev_reset_except_niters.
13555 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
13557 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
13559 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
13560 __WORKAROUND_RETS when appropriate.
13562 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13564 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
13565 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
13567 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
13568 *fop_df_comm_sse insn patterns using MODEF mode iterator.
13569 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
13570 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
13571 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
13572 *fop_df_1_mixed insn patterns using MODEF mode iterator.
13573 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
13574 *fop_df_1_sse insn patterns using MODEF mode iterator.
13575 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
13576 *fop_df_1_i387 insn patterns using MODEF mode iterator.
13577 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
13578 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
13579 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
13580 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
13581 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
13582 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
13583 (*fop_xf_4_i387): Use <MODE> for mode attribute.
13584 (*fop_xf_5_i387): Ditto.
13585 (*fop_xf_6_i387): Ditto.
13587 2008-05-30 Richard Guenther <rguenther@suse.de>
13589 * builtins.c (build_string_literal): Avoid generating
13590 a non-gimple_val result.
13592 2008-05-30 DJ Delorie <dj@redhat.com>
13594 * exec-tool.in: Use an environment variable (private) instead of a
13595 file (shared) as a semaphore, so as to not break parallel builds.
13597 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13599 * optabs.c (maybe_encapsulate_block): Remove.
13600 (emit_libcall_block): Adjust accordingly.
13601 * optabs.h (maybe_encapsulate_block): Remove prototype.
13603 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
13604 Don't use maybe_encapsulate_block.
13606 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13608 * config/rs6000/rs6000.c (rs6000_legitimize_address,
13609 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
13610 rtx is a SYMBOL_REF before calling get_pool_constant.
13612 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
13614 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
13616 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
13618 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
13619 rather than OS names to choose INO_T_EQ definition.
13620 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
13621 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
13623 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
13626 * config/darwin-f.c: New.
13627 * config/t-darwin: Added rule to build darwin-f.o.
13628 * config.gcc: Defined new variable, fortran_target_objs.
13629 (*-*-darwin*): Set fortran_target_objs.
13630 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
13631 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
13632 * configure: Regenerated.
13634 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
13637 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
13638 canonical type if needed.
13640 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
13642 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
13644 2008-05-29 Richard Guenther <rguenther@suse.de>
13646 PR tree-optimization/36343
13647 PR tree-optimization/36346
13648 PR tree-optimization/36347
13649 * tree-flow.h (clobber_what_p_points_to): Declare.
13650 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
13651 pointed-to variable is dereferenced is irrelevant to whether
13652 the pointer can access the pointed-to variable.
13653 (clobber_what_p_points_to): New function.
13654 * tree-ssa-alias.c (set_initial_properties): Use it.
13655 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
13656 call clobber check for NMTs.
13658 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13660 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
13661 for printing gcov_type.
13663 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13665 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
13666 and the eh region information.
13667 * value-prof.c (gimple_move_stmt_histograms): New function.
13668 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
13670 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
13672 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
13674 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13676 * value-prof.c (tree_ic_transform): Print counts.
13677 * tree-profile.c (tree_gen_ic_func_profiler):
13678 Clear __gcov_indreict_call_callee variable to avoid misattribution
13681 2008-05-28 Rafael EspÃndola <espindola@google.com>
13683 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
13686 2008-05-28 Richard Guenther <rguenther@suse.de>
13688 PR tree-optimization/36339
13689 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
13690 and clobbering code out of the loop.
13692 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
13694 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
13697 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
13698 s390_contiguous_bitmask_p, s390_symref_operand_p,
13699 s390_check_symref_alignment, s390_reload_larl_operand,
13700 s390_reload_symref_address): New functions.
13701 (s390_branch_condition_mnemonic): Support compare and branch
13703 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
13704 and 'W' constraints.
13705 (s390_secondary_reload): Add secondary reloads for unaligned
13706 symbol refs or symbol refs to floating point or QI/TI mode
13708 (legitimate_address_p): Accept symbol references as addresses.
13709 (s390_expand_insv): Use rotate and insert selected bits
13710 instruction for insv when building for z10.
13711 (print_operand_address): Handle symbol ref addresses.
13712 (print_operand): Output modifier 'c' added for signed byte values.
13713 (s390_encode_section_info): Mark symbol refs with
13714 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
13716 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
13717 (length attribute): RRF, RRR have 4 byte length.
13718 (FPALL, INTALL): New mode iterators added.
13719 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
13720 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
13721 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
13722 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
13723 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
13724 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
13725 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
13726 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
13728 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
13729 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
13730 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
13731 reload<INTALL:mode><P:mode>_toreg_z10,
13732 reload<FPALL:mode><P:mode>_tomem_z10,
13733 reload<FPALL:mode><P:mode>_toreg_z10,
13734 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
13735 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
13736 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
13737 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
13739 (movmem, clrmem, cmpmem): New splitters added.
13741 * config/s390/predicates.md (larl_operand): Use
13742 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
13743 SYMBOL_REF_ALIGN1_P.
13744 (s390_signed_integer_comparison,
13745 s390_unsigned_integer_comparison): New predicates.
13747 * config/s390/s390-protos.h (s390_check_symref_alignment,
13748 s390_contiguous_bitmask_p, s390_reload_larl_operand,
13749 s390_reload_symref_address,
13750 s390_compare_and_branch_condition_mask): Prototypes added.
13752 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
13753 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
13754 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
13756 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
13758 * config/s390/s390.c (z10_cost): New cost function for z10.
13759 (s390_handle_arch_option, override_options): Support -march=z10 switch.
13760 (s390_issue_rate): Adjust issue rate for z10.
13761 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
13762 (processor_flags): Add PF_Z10.
13763 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
13764 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
13765 * gcc/config.gcc: Add z10.
13767 2008-05-28 Richard Guenther <rguenther@suse.de>
13769 PR tree-optimization/36291
13770 * tree-flow. h (struct gimple_df): Remove var_anns member.
13771 * tree-flow-inline.h (gimple_var_anns): Remove.
13772 (var_ann): Simplify.
13773 * tree-dfa.c (create_var_ann): Simplify.
13774 (remove_referenced_var): Clear alias info from var_anns of globals.
13775 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
13776 (delete_tree_ssa): Clear alias info from var_anns of globals.
13777 Do not free var_anns.
13778 (var_ann_eq): Remove.
13779 (var_ann_hash): Likewise.
13781 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
13783 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
13784 and loongson2f entries.
13785 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
13786 * config/mips/mips.h (processor_type): Add Loongson-2E
13787 and Loongson-2F entries.
13788 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
13789 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
13790 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
13791 * doc/invoke.texi (MIPS Options): Document loongson2e
13792 and loongson2f processor names.
13794 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
13798 * config/i386/i386.c (ix86_function_arg_boundary): Use
13799 alignment of canonical type.
13800 (ix86_expand_vector_move): Check unaligned memory access for
13803 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
13805 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
13806 Moved to the front of file.
13808 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
13809 H.J. Lu <hongjiu.lu@intel.com>
13811 * dwarf2out.c (current_fde): New.
13813 (lookup_cfa:): Likewise.
13814 (dwarf2out_end_epilogue): Likewise.
13815 (dwarf2out_note_section_used): Likewise.
13817 2008-05-27 Michael Matz <matz@suse.de>
13820 * c.opt (Wenum-compare): New warning option.
13821 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
13823 2008-05-27 Michael Matz <matz@suse.de>
13825 PR middle-end/36326
13826 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
13828 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
13829 into memory as tail calls.
13831 2008-05-27 Richard Guenther <rguenther@suse.de>
13833 PR tree-optimization/36339
13834 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
13835 pointers cause all addressable variables to be call clobbered.
13837 2008-05-27 Richard Guenther <rguenther@suse.de>
13839 PR tree-optimization/36245
13840 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
13842 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13844 * config/s390/s390.md: Replace all occurences of the 'm'
13845 constraint with 'RT'.
13847 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13849 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
13851 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
13853 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
13854 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
13855 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
13857 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13859 * reload.c: (find_reloads): Skip alternatives according to the
13860 "enabled" attribute. Constify the constraint variable.
13861 * recog.c (get_attr_enabled): Add default implementation.
13862 (extract_insn): Set the alternative_enabled_p array
13863 in the recog_data struct.
13864 (preprocess_constraints, constrain_operands): Skip
13865 alternatives according to the "enabled" attribute
13866 * recog.h (struct recog_data): New field alternative_enabled_p.
13867 (skip_alternative): New inline function.
13868 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
13869 (record_reg_classes): Skip alternative according to the
13870 "enabled" attribute.
13872 * doc/md.texi: Add documention for the "enabled" attribute.
13874 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
13876 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
13877 * postreload.c (reload_cse_simplify_operands): Replace 'm'
13878 constraint with TARGET_MEM_CONSTRAINT.
13879 * recog.c (asm_operand_ok, preprocess_constraints,
13880 constrain_operands): Likewise.
13881 * regclass.c (record_reg_classes): Likewise.
13882 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
13883 * reload1.c (maybe_fix_stack_asms): Likewise.
13884 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
13885 * recog.h: Adjust comment.
13886 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
13887 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
13888 * doc/md.texi: Add a note to description of 'm' constraint.
13889 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
13891 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
13893 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
13894 that the bitfield is of integral type before testing its precision.
13896 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13897 Sa Liu <saliu@de.ibm.com>
13899 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
13900 __modti3, __udivti3, __umodti3 and __udivmodti4.
13901 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
13902 that implement TImode mul and div functions.
13903 * config/spu/multi3.c: New. Implement __multi3.
13904 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
13905 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
13908 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
13910 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
13911 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
13912 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
13913 tls_sysv_suffix): New mode and mode attribute iterators.
13914 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
13915 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
13916 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
13917 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
13918 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
13921 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
13923 PR tree-optimization/36329
13924 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
13925 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
13926 * cgraphbuild.c (initialize_inline_failed): Use the latter
13927 macro in lieu of the former.
13928 * ipa-inline.c (cgraph_mark_inline): Likewise.
13929 (cgraph_decide_inlining_of_small_function): Likewise.
13930 (cgraph_decide_inlining): Likewise.
13931 (cgraph_decide_inlining_incrementally): Likewise.
13933 2008-05-26 Tristan Gingold <gingold@adacore.com>
13934 Anatoly Sokolov <aesok@post.ru>
13936 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
13937 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
13938 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
13939 optimization for 'avr6' architecture.
13941 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
13944 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
13946 2008-05-26 Richard Guenther <rguenther@suse.de>
13948 * tree-ssa-sccvn.c (expr_has_constants): Declare.
13949 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
13951 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
13953 PR middle-end/36253
13954 * caller-save.c (insert_restore): Verify alignment of spill space.
13955 (insert_save): Likewise.
13956 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
13957 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
13958 (STACK_SLOT_ALIGNMENT): Likewise.
13959 * function.c (LOCAL_ALIGNMENT): Removed.
13960 (get_stack_local_alignment): New.
13961 (assign_stack_local): Use it. Set alignment on stack slot.
13962 (assign_stack_temp_for_type): Use get_stack_local_alignment.
13963 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
13964 (STACK_SLOT_ALIGNMENT): New.
13965 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
13966 stack slot in XFmode.
13968 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
13970 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
13973 * config/i386/i386.md (allocate_stack_worker_64): Make sure
13974 argument operand in rax isn't removed.
13976 2008-05-26 Richard Guenther <rguenther@suse.de>
13978 PR middle-end/36300
13979 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
13980 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
13982 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
13985 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
13987 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
13989 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
13990 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
13992 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
13994 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
13995 build a trampoline if we don't want one.
13996 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
13997 return zero for nested functions if we don't want a trampoline.
13999 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
14001 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
14003 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
14006 * c.opt: Removed undocumented option '-lang-fortran'.
14007 * c-common.h: Removed global variable 'lang_fortran'.
14008 * c-opts.c (c_common_handle_option): Removed code to handle
14009 option '-lang-fortran'. Updated includes.
14010 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
14011 definition of '__GFORTRAN__'.
14012 (define__GNUC__): Reimplemented to use BASEVER and
14013 cpp_define_formatted.
14014 (builtin_define_with_value_n): Removed.
14015 * c-incpath.h: Renamed to ...
14016 * incpath.h: ... this.
14017 * c-incpath.c: Renamed to ...
14018 * incpath.c: ... this. Updated includes.
14019 * fix-header.c: Updated includes.
14020 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
14021 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
14022 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
14024 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
14026 * tree.h: Update the table of flags used on tree nodes.
14027 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
14028 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
14029 (FORCED_LABEL): Add access check.
14030 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
14031 (ASM_INPUT_P): Likewise.
14032 (ASM_VOLATILE_P): Likewise.
14033 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
14034 (OMP_SECTION_LAST): Access private_flag directly.
14035 (OMP_RETURN_NOWAIT): Likewise.
14036 (OMP_PARALLEL_COMBINED): Likewise.
14037 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
14038 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
14039 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
14040 deprecated_flag directly.
14042 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
14044 * final.c (frame_pointer_needed): Removed.
14045 * flags.h (frame_pointer_needed): Likewise.
14047 * function.h (rtl_data): Add frame_pointer_needed.
14048 (frame_pointer_needed): New.
14050 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
14052 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
14054 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
14056 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
14059 2008-05-25 Alan Modra <amodra@bigpond.net.au>
14061 * c-common.c (strip_array_types): Move function to..
14063 (get_inner_array_type): Delete.
14064 * c-common.h (strip_array_types): Move declaration to..
14066 (get_inner_array_type): Delete.
14067 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
14068 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
14069 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
14070 * config/pa/pa.c (emit_move_sequence): Likewise.
14072 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
14074 * config/i386/i386.md (*sse_prologue_save_insn): Set length
14077 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
14079 * function.c: Include target hook for nonlocal_goto frame value.
14081 2008-05-24 Richard Guenther <rguenther@suse.de>
14083 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
14084 variable can be only accessed through a pointer or a union.
14086 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14088 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
14089 * doc/extend.texi: Likewise.
14091 2008-05-23 DJ Delorie <dj@redhat.com>
14093 * config/m32c/jump.md (untyped_call): Add.
14095 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
14096 for A24 to PSImode.
14097 (m32c_address_cost): Detail costs for indirect offsets.
14099 2008-05-23 Rafael EspÃndola <espindola@google.com>
14101 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
14102 if a node is a SUBREG.
14103 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
14106 2008-05-23 Paul Brook <paul@codesourcery.com>
14107 Carlos O'Donell <carlos@codesourcery.com>
14109 * doc/extend.texi: Clarify use of __attribute__((naked)).
14110 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
14111 * target.h (gcc_target): Add allocate_stack_slots_for_args.
14112 * function.c (use_register_for_decl): Use
14113 targetm.calls.allocate_stack_slots_for_args.
14114 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
14115 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
14116 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
14118 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
14120 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
14122 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
14124 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
14125 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
14126 is only rounded once.
14128 2008-05-23 Richard Guenther <rguenther@suse.de>
14130 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
14132 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
14133 Jakub Jelinek <jakub@redhat.com>
14136 * configure.ac: Handle --enable-cld.
14137 * configure: Regenerated.
14138 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
14139 * config/i386/i386.h (struct machine_function): Add needs_cld field.
14140 (ix86_current_function_needs_cld): New define.
14141 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
14142 (cld): New isns pattern.
14143 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
14144 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
14145 * config/i386/i386.opt (mcld): New option.
14146 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
14147 TARGET_CLD and ix86_current_function_needs_cld.
14148 (override_options): Use -mcld by default for 32-bit code if
14151 * doc/install.texi (Options specification): Document --enable-cld.
14152 * doc/invoke.texi (Machine Dependent Options)
14153 [i386 and x86-64 Options]: Add -mcld option.
14154 (Intel 386 and AMD x86-64 Options): Document -mcld option.
14156 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
14157 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
14158 (return_in_memory_64): Likewise.
14159 (return_in_memory_ms_64): Likewise.
14161 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14163 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
14164 * builtins.c (fold_builtin_fpclassify): New.
14165 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
14166 * builtins.def (BUILT_IN_FPCLASSIFY): New.
14167 * c-common.c (handle_type_generic_attribute): Adjust to accept
14168 fixed arguments before an elipsis.
14169 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
14170 * doc/extend.texi: Document __builtin_fpclassify.
14172 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
14174 * omp-low.c (gate_expand_omp_ssa): Remove.
14175 (pass_expand_omp_ssa): Remove.
14176 (gate_expand_omp): Do not check for flag_openmp_ssa.
14177 * common.opt (-fopenmp-ssa): Remove.
14178 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
14180 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
14182 * config/sh/sh.opt (mfixed-range): New option.
14183 * config/sh/sh-protos.h (sh_fix_range): Declare.
14184 * config/sh/sh.c (sh_fix_range): New function.
14185 * config/sh/sh.h (sh_fixed_range_str): Declare.
14186 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
14188 * doc/invoke.texi (SH Options): Document -mfixed-range.
14190 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
14192 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
14193 it before the redeclaration.
14195 2008-05-22 Anatoly Sokolov <aesok@post.ru>
14197 * config/avr/avr.c (get_sequence_length): Add new function.
14198 (expand_prologue, expand_epilogue): Remove duplicate code.
14200 2008-05-22 Rafael EspÃndola <espindola@google.com>
14202 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
14205 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
14207 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
14208 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
14210 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
14211 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
14212 (vect_update_misalignment_for_peel): Likewise.
14213 (vector_alignment_reachable_p): Likewise.
14214 * tree-vect-transform.c (vectorizable_load): Likewise.
14215 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
14216 (get_vectype_for_scalar_type): Pass mode of scalar_type
14217 to UNITS_PER_SIMD_WORD.
14219 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
14220 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
14221 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
14222 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
14223 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
14225 2008-05-22 Ira Rosen <irar@il.ibm.com>
14227 PR tree-optimization/36293
14228 * tree-vect-transform.c (vect_transform_strided_load): Don't check
14229 if the first load must be skipped because of a gap.
14231 2008-05-22 Richard Guenther <rguenther@suse.de>
14233 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
14234 more cases of offset disambiguation that is possible if
14235 strict-aliasing rules apply.
14236 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
14237 for basic offset and type-based disambiguation.
14239 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14241 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
14242 ix86_expand_vector_set on V16QImode for SSE4.1.
14244 2008-05-21 Tom Tromey <tromey@redhat.com>
14246 * c.opt (Wimport): Mark as undocumented.
14247 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
14249 (Warning Options): Likewise.
14250 * doc/cppopts.texi: Don't mention -Wimport.
14252 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
14254 PR tree-optimization/36287
14255 PR tree-optimization/36286
14256 * lambda-code.c (build_access_matrix): Do not use the loop->num
14257 for computing the number of induction variables: use the loop depth
14260 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
14263 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
14264 option -f(no-)leading-underscore.
14266 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14268 * config/i386/i386.c (ix86_expand_vector_init_general): Use
14269 GET_MODE_NUNITS (mode).
14271 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
14273 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
14274 (-mmulhw): Add 464 to description.
14275 (-mdlmzb): Likewise.
14276 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
14277 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
14279 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
14280 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
14281 * config/rs6000/rs6000.md: Update comments for 464.
14283 2008-05-21 Janis Johnson <janis187@us.ibm.com>
14285 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
14287 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14289 * config/i386/sse.md (vec_extractv4sf): Removed.
14290 (vec_extractv2df): Likewise.
14291 (vec_extractv2di): Likewise.
14292 (vec_extractv4si): Likewise.
14293 (vec_extractv8hi): Likewise.
14294 (vec_extractv16qi): Likewise.
14295 (vec_extract<mode>): New.
14297 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14299 * config/i386/sse.md (vec_setv4sf): Removed.
14300 (vec_setv2df): Likewise.
14301 (vec_setv2di): Likewise.
14302 (vec_setv4si): Likewise.
14303 (vec_setv8hi): Likewise.
14304 (vec_setv16qi): Likewise.
14305 (vec_set<mode>): New.
14307 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14309 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
14310 goto for vec_concat and vec_interleave.
14312 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14314 * config/i386/sse.md (vec_initv4sf): Removed.
14315 (vec_initv2df): Likewise.
14316 (vec_initv2di): Likewise.
14317 (vec_initv4si): Likewise.
14318 (vec_initv8hi): Likewise.
14319 (vec_initv16qi): Likewise.
14320 (vec_init<mode>): New.
14322 2008-05-21 Joseph Myers <joseph@codesourcery.com>
14324 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
14326 2008-05-21 Tom Tromey <tromey@redhat.com>
14328 * ggc-zone.c (lookup_page_table_if_allocated): New function.
14329 (zone_find_object_offset): Likewise.
14330 (gt_ggc_m_S): Likewise.
14331 (highest_bit): Likewise.
14332 * ggc-page.c (gt_ggc_m_S): New function.
14333 * stringpool.c (string_stack): Remove.
14334 (init_stringpool): Update.
14335 (ggc_alloc_string): Use ggc_alloc.
14336 (maybe_delete_ident): New function.
14337 (ggc_purge_stringpool): Likewise.
14338 (gt_ggc_m_S): Remove.
14339 * ggc-common.c (ggc_protect_identifiers): New global.
14340 (ggc_mark_roots): Call ggc_purge_stringpool. Use
14341 ggc_protect_identifiers.
14342 * ggc.h (ggc_protect_identifiers): Declare.
14343 (gt_ggc_m_S): Update.
14344 (ggc_purge_stringpool): Declare.
14345 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
14346 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
14348 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
14350 2008-05-21 David S. Miller <davem@davemloft.net>
14352 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
14355 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
14357 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
14360 2008-05-20 David Daney <ddaney@avtrex.com>
14362 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
14363 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
14364 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14365 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14366 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
14367 (atomic_hiqi_op): New define_code_iterator.
14368 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
14369 mips_expand_compare_and_swap_12.
14370 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
14371 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
14372 (sync_<optab><mode>, sync_old_<optab><mode>,
14373 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
14374 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
14375 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
14376 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
14377 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
14378 (test_and_set_12): New insn.
14379 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
14380 sync_new_<optab><mode>, sync_old_nand<mode>,
14381 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
14382 clobber to operand 0 for SI and DI mode insns.
14383 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
14384 mips_gen_fn_4): New typedefs.
14385 (mips_gen_fn_ptrs): Define new union type.
14386 (mips_expand_compare_and_swap_12): Remove declaration.
14387 (mips_expand_atomic_qihi): Declare function.
14388 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
14389 (mips_expand_atomic_qihi): ... this. Use new generator function
14391 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
14392 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
14393 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
14394 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
14395 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
14396 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
14397 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
14398 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
14399 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
14400 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
14403 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
14405 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
14408 2008-05-20 Anatoly Sokolov <aesok@post.ru>
14410 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
14411 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
14412 (avr_attribute_table): Add 'OS_main' function attribute.
14413 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
14414 functions with 'OS_main' attribute.
14416 2008-05-20 Richard Guenther <rguenther@suse.de>
14418 PR tree-optimization/35204
14419 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
14420 helper, split out from ...
14421 (DFS): ... here. Make the DFS walk non-recursive.
14423 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
14424 Jan Sjodin <jan.sjodin@amd.com>
14426 PR tree-optimization/36181
14427 * tree-parloops.c (loop_has_vector_phi_nodes): New.
14428 (parallelize_loops): Don't parallelize when the loop has vector
14431 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14432 Sebastian Pop <sebastian.pop@amd.com>
14434 * tree-loop-linear.c (gather_interchange_stats): Look in the access
14435 matrix, and never look at the tree representation of the memory
14437 (linear_transform_loops): Computes parameters and access matrices.
14438 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
14440 (access_matrix_get_index_for_parameter): New.
14441 * tree-data-ref.h (struct access_matrix): New.
14442 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
14443 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
14444 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
14445 am_vector_index_for_loop): New.
14446 (struct data_reference): Add field access_matrix.
14447 (DR_ACCESS_MATRIX): New.
14448 (compute_data_dependences_for_loop): Update declaration.
14449 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
14450 * lambda.h (lambda_vector_vec_p): Declared.
14451 * lambda-code.c: Depend on pointer-set.h.
14452 (lambda_collect_parameters_from_af, lambda_collect_parameters,
14453 av_for_af_base, av_for_af, build_access_matrix,
14454 lambda_compute_access_matrices): New.
14455 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
14457 2008-05-20 Joseph Myers <joseph@codesourcery.com>
14459 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
14460 $SOURCEDIR/include.
14462 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14463 Sebastian Pop <sebastian.pop@amd.com>
14465 PR tree-optimization/36206
14466 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
14468 (instantiate_scev_1): Rename flags to fold_conversions.
14469 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
14470 outeside instantiation_loop.
14471 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
14472 (evolution_function_is_affine_or_constant_p): Removed.
14473 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
14475 (analyze_siv_subscript): Pass in the loop nest number.
14476 Call evolution_function_is_affine_in_loop instead of
14477 evolution_function_is_affine_p.
14478 (analyze_overlapping_iterations): Pass in the loop nest number.
14480 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14481 Sebastian Pop <sebastian.pop@amd.com>
14483 PR tree-optimization/36206
14484 * tree-chrec.h (chrec_fold_op): New.
14485 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
14488 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
14490 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
14492 (remove_duplicates): Do not set inode on non-inode systems.
14495 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
14497 * config.gcc (tm_file): Update comments about relative pathnames.
14499 2008-05-20 Richard Guenther <rguenther@suse.de>
14501 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
14502 * tree-ssa-sccvn.c (process_scc): Likewise.
14503 * tree-ssa-sink.c (execute_sink_code): Likewise.
14504 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
14505 * tree-vrp.c (process_assert_insertions): Likewise.
14506 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
14507 (perform_tree_ssa_dce): Likewise.
14508 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
14509 (dump_dominator_optimization_stats): Likewise.
14510 * tree-vectorizer.c (vectorize_loops): Likewise.
14512 2008-05-20 Richard Guenther <rguenther@suse.de>
14514 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
14516 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
14518 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
14519 (ix86_i386elf_return_in_memory): Likewise.
14520 (ix86_i386interix_return_in_memory): Likewise.
14521 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
14522 (SUBTARGET_RETURN_IN_MEMORY): New.
14523 * config/i386/i386elf.h: Likewise.
14524 * config/i386/ptx4-i.h: Likewise.
14525 * config/i386/sol2-10.h: Likewise.
14526 * config/i386/sysv4.h: Likewise.
14527 * config/i386/vx-common.h: Likewise.
14528 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
14529 * config/i386/i386.c (ix86_return_in_memory): Made static and
14530 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
14531 (ix86_i386elf_return_in_memory): Removed.
14532 (ix86_i386interix_return_in_memory): Removed.
14533 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
14534 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
14536 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
14538 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
14540 2008-05-19 Xinliang David Li <davidxl@google.com>
14542 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
14544 * common.opt: Ditto.
14545 * doc/invoke.texi: Ditto.
14547 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
14549 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
14550 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
14552 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14554 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
14555 sizes of operand array from 8/4 to 4/2.
14556 (ix86_expand_vector_init_general): Change size of operand array
14557 from 32 to 16. Remove op0, op1 and half_mode.
14559 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14561 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
14562 (ix86_expand_vector_init_interleave): Likewise.
14563 (ix86_expand_vector_init_general): Use them. Assert
14564 word_mode == SImode when n_words == 4.
14566 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
14568 * config/i386/i386.c (ix86_secondary_reload): New static function.
14569 (TARGET_SECONDARY_RELOAD): New define.
14570 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
14571 * config/i386/i386.md (reload_outqi): Remove.
14573 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14575 PR middle-end/35509
14576 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
14577 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
14578 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
14579 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
14580 (fold_builtin_1): Likewise.
14581 * builtins.def (BUILT_IN_ISINF_SIGN): New.
14582 c-common.c (check_builtin_function_arguments): Handle
14583 BUILT_IN_ISINF_SIGN.
14584 * doc/extend.texi: Document __builtin_isinf_sign.
14585 * fold-const.c (operand_equal_p): Handle COND_EXPR.
14587 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
14589 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
14590 EH cleanup at the end of the pass, search for those that have been
14591 turned into forwarder blocks and do the cleanup on their successor.
14593 2008-05-18 Richard Guenther <rguenther@suse.de>
14595 * tree-cfg.c (verify_gimple_expr): Allow conversions from
14596 pointers to sizetype and vice versa.
14598 2008-05-18 Xinliang David Li <davidxl@google.com>
14600 * gcc/tree-ssa-dce.c: Coding style fix.
14601 (check_pow): Documentation comment.
14602 (check_log): Documenation comment. Coding style fix.
14603 (is_unnecessary_except_errno_call): Ditto.
14604 (gen_conditions_for_pow): Ditto.
14605 (gen_conditions_for_log): Ditto.
14606 (gen_shrink_wrap_conditions): Ditto.
14607 (shrink_wrap_one_built_in_calls): Ditto.
14608 * gcc/doc/invoke.texi: Better documentation string.
14609 * ChangeLog: Fix wrong change log entries from
14610 May 17 checkin on function call DCE.
14612 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
14614 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
14616 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
14618 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
14619 * df-problems.c (simulation routines): Fixed block comment to
14620 properly say how to add forwards scanning functions.
14622 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
14624 * tree-inline.c (setup_one_parameter): Remove dead code.
14626 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
14628 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
14629 a BIT_AND_EXPR only for an INTEGER_TYPE.
14631 2008-05-17 Xinliang David Li <davidxl@google.com>
14633 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
14634 (check_pow, check_log, is_unnecessary_except_errno_call): New
14635 functions to check for eliminating math functions that are pure
14636 except for setting errno.
14637 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
14638 general condition expressions for shrink-wrapping pow/log calls.
14639 (gen_shrink_wrap_conditions): Ditto.
14640 (shrink_wrap_one_built_in_call): Ditto.
14641 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
14642 (mark_operand_necessary): If debugging, output if OP is necessary.
14643 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
14645 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
14647 * gcc/common.opt: New user flag -ftree-builtin-dce.
14648 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
14650 2008-05-16 David S. Miller <davem@davemloft.net>
14652 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
14653 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
14655 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
14658 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
14660 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14662 * ifcvt.c (dead_or_predicable): Rename
14663 df_simulate_one_insn_backwards to df_simulate_one_insn.
14664 * recog.c (peephole2_optimize): Ditto.
14665 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
14667 * df.h: Rename df_simulate_one_insn_backwards to
14668 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
14669 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
14670 scanning of defs and uses.
14671 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
14672 (df_simulate_one_insn_forwards): Removed.
14674 2008-05-16 Doug Kwan <dougkwan@google.com>
14676 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
14678 (real_from_string): Handle NaNs and Inf as approriate.
14680 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
14682 * doc/gty.texi (Source Files Containing Type Information): Note
14683 that headers should appear first in the gtfiles list.
14685 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14687 * tree.def (COND_EXEC): Properly documented this code.
14689 2008-05-16 Diego Novillo <dnovillo@google.com>
14691 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
14692 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
14695 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14697 * tree-ssa-dse (max_stmt_uid): Removed.
14698 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
14699 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
14700 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
14701 * function.h (cfun.last_stmt_uid): New field.
14702 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
14703 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
14705 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
14706 (create_stmt_ann): Initialize the ann->uid field.
14707 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
14709 * tree-flow.h (renumber_gimple_stmt_uids): New function.
14711 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
14713 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
14714 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
14715 (init_empty_tree_cfg): Call it.
14717 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14719 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
14722 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14724 * doc/invoke.text (-fdump-tree-*-verbose): New option.
14725 * tree-dump.c (dump_options): New verbose option.
14726 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
14728 * tree-pass.h (TDF_VERBOSE): New dump flag.
14729 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
14730 (tree-flow.h): Added include.
14731 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
14733 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
14735 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
14737 From Jie Zhang <jie.zhang@analog.com>
14738 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14739 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
14740 mcpu=bf561-none and mcpu=bf561-0.2.
14741 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14742 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
14743 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14744 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
14745 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
14746 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
14747 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
14749 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
14750 (cputype_selected): Remove.
14751 (bfin_handle_option): Don't use cputype_selected.
14752 (override_options): When no mcpu option, enable all workarounds.
14753 Don't use bfin_workarounds.
14754 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
14756 (DEFAULT_CPU_TYPE): Don't define.
14758 2008-05-16 Richard Guenther <rguenther@suse.de>
14760 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
14761 on deletion of the last stmt.
14763 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
14765 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
14766 V8HImode for SSE2 and V16QImode for SSE4.1.
14768 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
14770 * cgraph.h (compute_inline_parameters): Made public.
14771 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
14772 variable_generate_summary, function_write_summary,
14773 variable_write_summary, variable_read_summary. Added generate_summary,
14774 write_summary, read_summary.
14775 * cgraphunit.c (cgraph_process_new_functions): Changed call from
14776 pass_ipa_inline.function_generate_summary, to
14777 compute_inline_parameters.
14778 * ipa-inline.c (compute_inline_parameters): Made public and added
14780 (compute_inline_parameters_for_current): New function.
14781 (pass_inline_param): Now calls compute_inline_parameters_for_current.
14782 (inline_generate_summary): Removed parameter and made to loop over
14784 (pass_ipa_inline): Updated for new IPA_PASS structure.
14785 * passes.c (execute_ipa_summary_passes): Now is called once per
14786 pass rather than once per node*pass.
14788 2008-05-15 Anatoly Sokolov <aesok@post.ru>
14790 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
14791 avr_have_mul_p, avr_asm_only_p): Remove variables.
14792 (avr_override_options): Remove initialization of removed variables.
14793 (avr_file_start): Convert removed variables to fields of
14794 'struct base_arch_s *avr_current_arch'.
14795 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
14796 (AVR_HAVE_MUL): (Ditto.).
14797 (AVR_HAVE_MOVW): (Ditto.).
14798 (AVR_HAVE_LPMX): (Ditto.).
14799 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
14800 avr_asm_only_p): Remove declaration.
14802 2008-05-15 Diego Novillo <dnovillo@google.com>
14804 * config/arm/arm.c (arm_return_in_memory): Fix return type.
14805 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
14807 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
14809 PR middle-end/36194
14810 * combine.c (check_conversion): Rename back to check_promoted_subreg.
14811 Don't call record_truncated_value from here.
14812 (record_truncated_value): Turn it into a for_each_rtx callback.
14813 (record_truncated_values): New function.
14814 (combine_instructions): Call note_uses with record_truncated_values.
14815 Change name of check_conversion to check_promoted_subreg.
14817 2008-05-15 Janis Johnson <janis187@us.ibm.com>
14819 * doc/sourcebuild.texi: Document support for torture tests.
14821 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
14823 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
14824 to alternative 4 of operand 2.
14826 2008-05-15 Richard Guenther <rguenther@suse.de>
14828 * tree-pass.h (current_pass): Declare.
14829 (get_pass_for_id): Likewise.
14830 * passes.c (passes_by_id, passes_by_id_size): New globals.
14831 (set_pass_for_id): New function.
14832 (get_pass_for_id): Likewise.
14833 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
14834 (execute_function_todo): Flush per function statistics.
14835 * toplev.c (compile_file): Init statistics.
14836 (general_init): Do early statistics initialization.
14837 (finalize): Finish statistics.
14838 * statistics.h (statistics_early_init): Declare.
14839 (statistics_init): Likewise.
14840 (statistics_fini): Likewise.
14841 (statistics_fini_pass): Likewise.
14842 (statistics_counter_event): Likewise.
14843 (statistics_histogram_event): Likewise.
14844 * statistics.c: New file.
14845 * Makefile.in (OBJS-common): Add statistics.o.
14846 (statistics.o): Add dependencies.
14847 * doc/invoke.texi (-fdump-statistics): Document.
14849 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
14850 (insert): Likewise.
14851 (execute_pre): Use statistics_counter_event.
14852 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
14853 (substitute_and_fold): Increment it. Use statistics_counter_event.
14855 2008-05-15 Diego Novillo <dnovillo@google.com>
14857 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
14859 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
14860 * tree-ssa-alias.c (new_type_alias): Remove references to
14861 sub-variables from comment.
14862 * tree-ssa-operands.c (swap_tree_operands): Likewise.
14864 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
14866 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
14867 attribute to 1 only for insertps alternative.
14869 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
14871 * config/bfin/bfin.md (loadbytes): New pattern.
14872 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
14873 (bfin_init_builtins): Initialize it.
14874 (bdesc_1arg): Add it.
14876 2008-05-15 Sa Liu <saliu@de.ibm.com>
14878 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
14879 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
14880 * testsuite/lib/target-supports.exp: Add
14881 check_effective_target_fortran_integer_16.
14883 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
14885 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
14886 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
14887 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
14888 (TARGET_RETURN_IN_MEMORY): Define.
14890 2008-05-15 Richard Guenther <rguenther@suse.de>
14892 PR middle-end/36244
14893 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
14894 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
14895 represent unmodifiable vars.
14897 2008-05-15 Richard Guenther <rguenther@suse.de>
14899 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
14900 INDIRECT_REF and TARGET_MEM_REF.
14901 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
14904 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
14905 H.J. Lu <hongjiu.lu@intel.com>
14907 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
14908 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
14909 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
14910 insn alternatives. Add missing alternatives.
14911 (*vec_concatv2di_rex64_sse4_1): Likewise.
14912 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
14913 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
14914 Require TARGET_SSE.
14916 2008-05-15 Richard Guenther <rguenther@suse.de>
14918 PR tree-optimization/36009
14919 PR tree-optimization/36204
14920 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
14921 (determine_invariantness_stmt): Record the loop a store is
14922 always executed in.
14923 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
14926 2008-05-15 Richard Guenther <rguenther@suse.de>
14928 PR tree-optimization/34330
14929 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
14930 through the pointer will alias the SMT.
14932 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
14934 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
14936 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
14938 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
14940 2008-05-14 Michael Meissner <michael.meissner@amd.com>
14941 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14943 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
14944 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
14945 (vashl_optab): New optab for vector/vector shifts.
14946 (vashr_optab): Ditto.
14947 (vlshr_optab): Ditto.
14948 (vrotl_optab): Ditto.
14949 (vrotr_optab): Ditto.
14950 (optab_subtype): New enum for optab_for_tree_code call.
14951 (optab_for_tree_code): Add enum optab_subtype argument.
14953 * optabs.c (optab_for_tree_code): Take an additional argument to
14954 distinguish between a vector shift by a scalar and vector shift by
14955 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
14956 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
14957 vector shift by a vector.
14958 (expand_widen_pattern_expr): Pass additional argument to
14959 optab_for_tree_code.
14961 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
14962 vrotl_optab, vrotr_optab.
14964 * expr.c (expand_expr_real_1): Update calls to
14965 optab_for_tree_code to distinguish between vector shifted by a
14966 scalar and vector shifted by a vector.
14967 * tree-vectorizer.c (supportable_widening_operation): Ditto.
14968 (supportable_narrowing_operation): Ditto.
14969 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
14970 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
14971 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
14972 (vect_create_epilog_for_reduction): Ditto.
14973 (vectorizable_reduction): Ditto.
14974 (vectorizable_operation): Ditto.
14975 (vect_strided_store_supported): Ditto.
14976 (vect_strided_load_supported): Ditto.
14977 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
14978 * expmed.c (expand_shift): Ditto.
14980 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
14982 (ashr@var{m}3): Ditto.
14983 (vashl@var{m}3): Document new vector/vector shift standard name.
14984 (vashr@var{m}3): Ditto.
14985 (vlshr@var{m}3): Ditto.
14986 (vrotl@var{m}3): Ditto.
14987 (vrotr@var{m}3): Ditto.
14989 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
14990 (PPERM_INVERT): Ditto.
14991 (PPERM_REVERSE): Ditto.
14992 (PPERM_REV_INV): Ditto.
14993 (PPERM_ZERO): Ditto.
14994 (PPERM_ONES): Ditto.
14995 (PPERM_SIGN): Ditto.
14996 (PPERM_INV_SIGN): Ditto.
14997 (PPERM_SRC1): Ditto.
14998 (PPERM_SRC2): Ditto.
15000 * config/i386/sse.md (mulv2di3): Add SSE5 support.
15001 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
15002 allows a memory operand to be the value being added, and split it
15003 to improve vectorization.
15004 (sse5_pmacsdqh_mem): Ditto.
15005 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
15006 (sse5_mulv2div2di3_high): Ditto.
15007 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
15008 (vec_pack_trunc_v4si): Ditto.
15009 (vec_pack_trunc_v2di): Ditto.
15010 (sse5_pcmov_<mode>): Remove code that tried to use use
15011 andps/andnps instead of pcmov.
15012 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
15013 pmacsdqh instructions.
15014 (vec_widen_smult_lo_v4si): Ditto.
15016 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
15017 (PPERM_INVERT): Ditto.
15018 (PPERM_REVERSE): Ditto.
15019 (PPERM_REV_INV): Ditto.
15020 (PPERM_ZERO): Ditto.
15021 (PPERM_ONES): Ditto.
15022 (PPERM_SIGN): Ditto.
15023 (PPERM_INV_SIGN): Ditto.
15024 (PPERM_SRC1): Ditto.
15025 (PPERM_SRC2): Ditto.
15026 (ix86_expand_sse_movcc): Move the SSE5 test after the if
15028 (ix86_expand_int_vcond): If SSE5 generate all possible integer
15030 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
15031 says ignore whether the last reference is a memory operand.
15033 2008-05-14 Michael Meissner <michael.meissner@amd.com>
15034 Paolo Bonzini <bonzini at gnu dot org>
15036 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
15039 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
15040 (vlshr<mode>3): Rename from vlshr<mode>3.
15041 (vashr<mode>3): Rename from vashr<mode>3.
15042 (mulv4sf3): Change the names of vector shift patterns.
15046 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
15049 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
15074 * config/spu/spu.md (v): New iterator macro to add v for vector types.
15075 (floatunssidf2_internal): Change vector/vector shift names.
15076 (floatunsdidf2_internal): Ditto.
15083 (vashl<mode>3): Rename from ashl<mode>3.
15084 (vashr<mode>3): Rename from ashr<mode>3.
15085 (vlshr<mode>3): Rename from lshr<mode>3.
15086 (vrotl<mode>3): Rename from rotl<mode>3.
15088 2008-05-14 Michael Meissner <michael.meissner@amd.com>
15091 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
15092 multiply gives the wrong value when doing widening multiplies.
15093 (vec_widen_smult_lo_v4si): Ditto.
15095 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
15097 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
15098 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
15099 emit_library_call_value.
15100 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
15101 * tree.h (ECF_LIBCALL_BLOCK): Removed.
15102 * calls.c (initialize_argument_information, precompute_arguments,
15103 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
15104 (precompute_arguments): Removed flags parameter.
15105 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
15107 2008-05-14 Richard Guenther <rguenther@suse.de>
15109 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
15110 Make sure to register the store if the use is a PHI_NODE.
15112 2008-05-14 Olivier Hainque <hainque@adacore.com>
15114 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
15115 memory if the component is to be referenced in BLKmode according
15116 to get_inner_reference.
15118 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
15120 * calls.c (emit_library_call_value_1): Restore code clearing
15121 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
15123 2008-05-14 Olivier Hainque <hainque@adacore.com>
15124 Nicolas Roche <roche@adacore.com>
15126 * configure.ac: Add support for a "gcc_subdir" variable in
15127 config-lang.in, to denote a subdirectory where the language/GCC
15128 integration files are to be found.
15129 * configure: Regenerate.
15131 2008-05-14 Ira Rosen <irar@il.ibm.com>
15133 PR tree-optimization/36098
15134 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
15135 value for the first load in the group in case of a gap.
15136 (vect_build_slp_tree): Check that there are no gaps in loads.
15138 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
15140 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
15141 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
15142 expand_copysign_bit, ): Change call to emit_no_conflict_block to
15143 emit_insn and remove unneeded code to construct extra args.
15144 (emit_no_conflict_block): Removed.
15145 * optabls.h: (emit_no_conflict_block): Removed.
15146 * cse.c (cse_extended_basic_block): Remove search for
15147 REG_NO_CONFLICT note.
15148 * global.c: Removed incorrect comment added in revision 117.
15149 * expr.c (convert_move): Change call to emit_no_conflict_block to
15151 * recog.c: Change comments so that they do not mention
15153 * local_alloc.c (combine_regs): Removed last parameter.
15154 (no_conflict_p): Removed.
15155 (block_alloc): Removed note, no_conflict_combined_regno and set
15156 local vars. Removed all code to process REG_NO_CONFLICT blocks.
15157 (combine_regs): Removed already_dead and code to look for
15158 REG_NO_CONFLICT notes.
15159 * lower_subreg (remove_retval_note): Removed code to look for
15160 REG_NO_CONFLICT block.
15161 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
15162 (resolve_clobber): Remove code to process libcalls that have
15163 REG_NO_CONFLICT notes.
15164 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
15166 * combine.c (can_combine_p, distribute_notes): Removed
15167 REG_NO_CONFLICT case.
15168 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
15170 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
15171 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
15173 * reg-notes.def (NO_CONFLICT): Removed.
15175 2008-05-14 David S. Miller <davem@davemloft.net>
15177 * config/sparc/sparc.c (sparc_profile_hook): If
15178 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
15179 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
15180 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
15182 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
15184 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
15186 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
15189 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
15190 and op1 expansion before vector concat to have less live pseudos.
15192 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
15194 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
15195 ix86_expand_vector_set if supported.
15197 2008-05-13 Diego Novillo <dnovillo@google.com>
15198 Kenneth Zadeck <zadeck@naturalbridge.com>
15200 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
15202 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
15203 phinodes_print_statistics, init_ssanames, fini_ssanames,
15204 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
15205 release_ssa_name, release_defs, replace_ssa_name_symbol,
15206 ssanames_print_statistics): Move ...
15207 * tree-flow.h: ... here.
15208 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
15209 Use FN instead of cfun.
15210 (make_ssa_name_fn): Rename from make_ssa_name.
15211 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
15212 * tree-flow-inline.h (make_ssa_name): Move from
15213 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
15214 * omp-low.c (expand_omp_parallel):
15215 * tree-flow-inline.h (redirect_edge_var_map_result):
15216 * tree-ssa.c (init_tree_ssa): Add argument FN.
15217 Use it instead of cfun. Update all users.
15219 2008-05-13 Tom Tromey <tromey@redhat.com>
15221 PR preprocessor/22168:
15222 * doc/cpp.texi (Top): Update menu.
15223 (Alternatives to Wrapper #ifndef): New node.
15224 (Other Directives): Document deprecation.
15225 (Obsolete Features): Remove menu.
15226 (Assertions): Merge node into Obsolete Features.
15227 (Obsolete once-only headers): Move earlier; rename to Alternatives
15228 to Wrapper #ifndef.
15229 * doc/cppopts.texi: Update.
15230 * c.opt (Wdeprecated): Enable for C and ObjC.
15231 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
15232 (C++ Dialect Options): Move -Wno-deprecated from here to...
15233 (Warning Options): ... here.
15235 2008-05-13 Richard Guenther <rguenther@suse.de>
15237 PR middle-end/36227
15238 * fold-const.c (fold_sign_changed_comparison): Do not allow
15239 changes in pointer-ness.
15241 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15244 * config/sh/sh.c (sh_expand_prologue): Don't clear
15245 RTX_FRAME_RELATED_P for push insns.
15247 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
15249 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
15251 2008-05-12 Anatoly Sokolov <aesok@post.ru>
15253 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
15254 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
15255 Use 'machine->is_leaf' instead of 'leaf_func_p'.
15257 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
15259 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
15260 (*vec_concatv4sf_sse): This.
15261 (*sse2_concatv2si): Renamed to ...
15262 (*vec_concatv2si_sse2): This.
15263 (*sse1_concatv2si): Renamed to ...
15264 (*vec_concatv2si_sse): This.
15265 (*vec_concatv2di_rex): Renamed to ...
15266 (*vec_concatv2di_rex64): This.
15267 (*vec_concatv2si_sse4_1): New.
15268 (*vec_concatv2di_rex64_sse4_1): Likewise.
15270 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
15272 PR rtl-optimization/36111
15273 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
15274 that was created for swappable operands.
15276 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
15279 * Makefile.in: Substitute GNATMAKE and GNATBIND.
15280 * configure.ac: Add call to ACX_PROG_GNAT.
15282 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
15284 * optc-gen.awk: Fix comment typo.
15286 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
15288 * pretty-print.c (pp_integer_with_precision): Use
15289 HOST_LONG_LONG_FORMAT.
15291 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
15293 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
15295 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
15297 * config/i386/i386.c (bdesc_ptest): Removed.
15298 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
15299 (bdesc_args): Add __builtin_ia32_ptestz128,
15300 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
15301 (ix86_init_mmx_sse_builtins): Updated.
15302 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
15303 (ix86_expand_builtin): Updated.
15305 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
15307 * tree-cfg.c (valid_fixed_convert_types_p): New function.
15308 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
15310 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
15312 * value-prof.c (interesting_stringop_to_profile): Do not
15313 return early for BUILT_IN_MEMPCPY.
15315 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
15317 * calls.c (expand_call): Don't use callgraph to increase
15318 preferred_stack_boundary.
15320 * cgraph.h (cgraph_rtl_info): Use unsigned on
15321 preferred_incoming_stack_boundary.
15323 * final.c (rest_of_clean_state): Use unsigned on
15324 preferred_stack_boundary.
15326 2008-05-09 Tom Tromey <tromey@redhat.com>
15328 PR preprocessor/22231:
15329 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
15332 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
15334 PR tree-optimization/36129
15335 * tree-ssa-ccp.c: Include value-prof.h.
15336 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
15337 built-in function was folded to a constant.
15338 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
15340 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
15341 Sebastian Pop <sebastian.pop@amd.com>
15343 * tree-scalar-evolution.c: Document instantiate_scev.
15344 (instantiate_parameters_1): Renamed instantiate_scev_1.
15345 Don't use the same loop for instantiation_loop and evolution_loop.
15346 (instantiate_scev): New.
15347 (instantiate_parameters): Moved...
15348 (resolve_mixers): Update call to instantiate_scev_1 to pass the
15349 same loop twice. Maintains the semantics for this function.
15350 * tree-scalar-evolution.h (instantiate_scev): Declare.
15351 (instantiate_parameters): ...here. Now static inline.
15352 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
15353 instead of resolve_mixers.
15355 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
15357 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
15359 2008-05-09 Tomas Bily <tbily@suse.cz>
15361 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
15362 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
15363 * tree-ssa-structalias.c (get_constraint_for): Likewise.
15364 * c-common.c (c_common_truthvalue_conversion): Likewise.
15365 * tree-object-size.c (compute_object_offset): Likewise.
15366 * tree-inline.c (estimate_num_insns_1): Likewise.
15367 * varasm.c (const_hash_1, compare_constant, copy_constant)
15368 (compute_reloc_for_constant, output_addressed_constants)
15369 (initializer_constant_valid_p): Likewise.
15370 * c-omp.c (check_omp_for_incr_expr): Likewise.
15371 * gimplify.c (gimplify_expr): Likewise.
15372 * c-typeck.c (c_finish_return): Likewise.
15373 * tree-vectorizer.c (supportable_widening_operation)
15374 (supportable_narrowing_operation): Likewise.
15375 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
15376 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
15377 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
15378 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
15379 (descr_info_loc): Likewise.
15380 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15381 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
15382 (fold_unary): Likewise.
15383 * builtins.c (get_pointer_alignment): Likewise.
15384 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
15385 (instantiate_parameters_1): Likewise.
15386 * tree.c (expr_align, stabilize_reference): Likewise.
15387 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
15388 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
15389 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
15390 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
15391 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
15392 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
15394 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
15395 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
15396 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
15397 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
15398 (forward_propagate_comparison)
15399 (tree_ssa_forward_propagate_single_use_vars): Likewise.
15400 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
15401 * emit-rtl.c (component_ref_for_mem_expr)
15402 (set_mem_attributes_minus_bitpos): Likewise.
15403 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
15404 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
15406 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
15407 (build_function_call, pointer_diff, build_compound_expr)
15408 (c_finish_return): Likewise.
15409 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
15410 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
15412 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
15413 * expr.c (is_aligning_offset): Likewise.
15414 * tree-ssa-alias.c (is_escape_site): Likewise.
15415 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
15416 (check_all_va_list_escapes): Likewise.
15417 * tree-ssa-loop-ivopts.c (determine_base_object)
15418 (determine_common_wider_type): Likewise.
15419 * dojump.c (do_jump): Likewise.
15420 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
15421 * tree-gimple.c (is_gimple_cast): Likewise.
15422 * fold-const.c (decode_field_reference, )
15423 (fold_sign_changed_comparison, fold_unary, fold_comparison)
15424 (fold_binary): Likewise.
15425 * tree-ssa-alias-warnings.c (find_alias_site_helper)
15426 (already_warned_in_frontend_p): Likewise.
15427 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
15428 * tree.c (really_constant_p, get_unwidened): Likewise.
15429 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
15430 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
15431 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
15433 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
15435 (CONVERT_EXPR_P): Define.
15436 (CASE_CONVERT): Define.
15438 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
15440 PR middle-end/36117
15441 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
15442 (delete_unmarked_insns): When deleting a call, call
15443 delete_unreachable_blocks.
15444 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
15445 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
15447 2008-05-08 Richard Guenther <rguenther@suse.de>
15449 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
15450 (-ftree-salias): Likewise.
15451 (salias-max-implicit-fields): Remove param documentation.
15452 (salias-max-array-elements): Likewise.
15453 * tree-pass.h (pass_create_structure_vars): Remove.
15454 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15455 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15456 * tree-ssa-alias.c (create_structure_vars): Remove.
15457 (gate_structure_vars): Likewise.
15458 (pass_create_structure_vars): Likewise.
15459 (gate_build_alias): Likewise.
15460 (pass_build_alias): Adjust to run always and dump the function.
15461 * common.opt (ftree-salias): Hide.
15462 * passes.c (init_optimization_passes): Remove
15463 pass_create_structure_vars, adjust comment.
15464 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15465 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15466 * opts.c (decode_options): Do not set flag_tree_salias.
15467 (common_handle_option): Add OPT_ftree_salias to the backward
15468 compatibility section.
15470 2008-05-08 Richard Guenther <rguenther@suse.de>
15472 * tree-flow-inline.h (var_can_have_subvars): Move ...
15473 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
15474 * tree-flow.h (var_can_have_subvars): Remove.
15475 (push_fields_onto_fieldstack): Remove.
15476 (sort_fieldstack): Likewise.
15477 (struct fieldoff): Move ...
15478 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
15479 alias_set and base_for_components fields.
15480 (sort_fieldstack): Make static.
15481 (push_fields_onto_fieldstack): Likewise. Remove code that
15482 handles anything but RECORD_TYPEs. Remove alias_set and
15483 base_for_components handling.
15484 (create_variable_info_for): Adjust.
15486 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
15488 * common.opt (Wframe-larger-than=): Shorten the help message
15490 * doc/invoke.texi (Wframe-larger-than=): Add more description.
15492 2008-05-08 Rafael EspÃndola <espindola@google.com>
15494 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
15496 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
15497 trap and that both operands are gimple values.
15498 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
15499 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
15502 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15504 * read-rtl.c (join_c_conditions): Return the first string if the
15505 two strings are equal.
15507 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15509 * gensupport.h (pred_data): Add a "num_codes" field.
15510 (add_predicate_code): Declare.
15511 * gensupport.c (add_predicate_code): New function.
15512 (std_pred_table): Add an "allows_const_p" field.
15513 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
15514 Remove the (incomplete) list of such codes from the codes field.
15515 (init_predicate_table): Use add_predicate_code. Add all
15516 RTX_CONST_OBJs if allows_const_p is true.
15517 * genrecog.c (process_define_predicate): Use add_predicate_code.
15519 2008-05-08 David Daney <ddaney@avtrex.com>
15520 Richard Sandiford <rsandifo@nildram.co.uk>
15522 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
15523 special case of constant zero operands.
15524 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
15525 old and new values. Special case constant zero values.
15526 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
15528 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
15529 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
15531 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
15534 * simplify-rtx.c (simplify_plus_minus): Create CONST of
15535 similar RTX_CONST_OBJ before CONST_INT.
15537 2008-05-08 Steve Ellcey <sje@cup.hp.com>
15539 * stmt.c (expand_stack_restore): Change sa mode if needed.
15541 2008-05-08 Richard Guenther <rguenther@suse.de>
15543 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
15544 return type to bool.
15545 (ix86_sol10_return_in_memory): Likewise.
15546 (ix86_i386elf_return_in_memory): Likewise.
15547 (ix86_i386interix_return_in_memory): Likewise.
15548 * config/i386/i386.c (ix86_return_in_memory): Likewise.
15549 (ix86_sol10_return_in_memory): Likewise.
15550 (ix86_i386elf_return_in_memory): Likewise.
15551 (ix86_i386interix_return_in_memory): Likewise.
15553 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15556 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
15558 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
15559 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
15562 2008-05-08 Richard Guenther <rguenther@suse.de>
15564 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
15565 * tree-data-ref.h (struct dr_alias): Remove subvars field.
15566 (DR_SUBVARS): Remove.
15567 * tree-dfa.c (dump_subvars_for): Remove.
15568 (debug_subvars_for): Likewise.
15569 (dump_variable): Do not dump subvars.
15570 (remove_referenced_var): Do not remove subvars.
15571 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
15572 (lookup_subvars_for_var): Remove.
15573 (get_subvars_for_var): Likewise.
15574 (get_subvars_at): Likewise.
15575 (get_first_overlapping_subvar): Likewise.
15576 (overlap_subvar): Likewise.
15577 * tree-flow.h (subvar_t): Remove.
15578 (struct var_ann_d): Remove subvars field.
15579 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
15580 argument. Remove special handling of SFTs.
15581 (compute_tag_properties): Likewise.
15582 (set_initial_properties): Likewise.
15583 (compute_call_clobbered): Likewise.
15584 (count_mem_refs): Likewise.
15585 (compute_memory_partitions): Likewise.
15586 (compute_flow_insensitive_aliasing): Likewise.
15587 (setup_pointers_and_addressables): Likewise.
15588 (new_type_alias): Likewise.
15589 (struct used_part): Remove.
15590 (used_portions): Likewise.
15591 (struct used_part_map): Likewise.
15592 (used_part_map_eq): Likewise.
15593 (used_part_map_hash): Likewise.
15594 (free_used_part_map): Likewise.
15595 (up_lookup): Likewise.
15596 (up_insert): Likewise.
15597 (get_or_create_used_part_for): Likewise.
15598 (create_sft): Likewise.
15599 (create_overlap_variables_for): Likewise.
15600 (find_used_portions): Likewise.
15601 (create_structure_vars): Likewise.
15602 * tree.def (STRUCT_FIELD_TAG): Remove.
15603 * tree.h (MTAG_P): Adjust.
15604 (struct tree_memory_tag): Remove base_for_components and
15605 unpartitionable flags.
15606 (struct tree_struct_field_tag): Remove.
15607 (SFT_PARENT_VAR): Likewise.
15608 (SFT_OFFSET): Likewise.
15609 (SFT_SIZE): Likewise.
15610 (SFT_NONADDRESSABLE_P): Likewise.
15611 (SFT_ALIAS_SET): Likewise.
15612 (SFT_UNPARTITIONABLE_P): Likewise.
15613 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
15614 (union tree_node): Remove sft field.
15615 * alias.c (get_alias_set): Remove special handling of SFTs.
15616 * print-tree.c (print_node): Remove handling of SFTs.
15617 * tree-dump.c (dequeue_and_dump): Likewise.
15618 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
15619 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
15620 * tree-predcom.c (set_alias_info): Do not set subvars.
15621 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
15622 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
15623 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
15624 (add_vars_for_offset): Remove.
15625 (add_virtual_operand): Remove special handling of SFTs.
15626 (add_call_clobber_ops): Likewise.
15627 (add_call_read_ops): Likewise.
15628 (get_asm_expr_operands): Likewise.
15629 (get_modify_stmt_operands): Likewise.
15630 (get_expr_operands): Likewise.
15631 (add_to_addressable_set): Likewise.
15632 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
15633 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
15634 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
15635 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
15636 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
15637 (tree_node_structure): Likewise.
15638 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
15640 (find_what_p_points_to): Likewise.
15642 2008-05-08 Sa Liu <saliu@de.ibm.com>
15644 * config/spu/spu.md: Fixed subti3 pattern.
15646 2008-05-08 Richard Guenther <rguenther@suse.de>
15648 PR middle-end/36154
15649 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
15650 sure to create a representative for trailing arrays for PTA.
15652 2008-05-08 Richard Guenther <rguenther@suse.de>
15654 PR middle-end/36172
15655 * fold-const.c (operand_equal_p): Two objects which types
15656 differ in pointerness are not equal.
15658 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15660 * calls.c (compute_argument_block_size): Add argument tree fndecl.
15661 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
15662 (emit_library_call_value_1): Add new variable fndecl initialized by
15663 NULL_TREE. It should be the decl type of orgfun, but this information
15664 seems not to be available here, so it uses the default calling abi.
15665 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
15666 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
15667 by TARGET_RETURN_IN_MEMORY.
15668 * config/i386/i386-interix.h: Likewise.
15669 * config/i386/i386.h: Likewise.
15670 * config/i386/i386elf.h: Likewise.
15671 * config/i386/ptx4-i.h: Likewise.
15672 * config/i386/sol2-10.h: Likewise.
15673 * config/i386/sysv4.h: Likewise.
15674 * config/i386/vx-common.h: Likewise.
15675 * config/cris/cris.h: Removed #if 0 clause.
15676 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
15677 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
15679 (ix86_sol10_return_in_memory): Likewise.
15680 (ix86_i386elf_return_in_memory): New.
15681 (ix86_i386interix_return_in_memory): New.
15682 * config/mt/mt-protos.h (mt_return_in_memory): New.
15683 * config/mt/mt.c: Likewise.
15684 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
15685 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
15686 * config/bfin/bfin.h: Likewise.
15687 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
15689 * config/bfin/bfin.c: Likewise.
15690 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
15691 * config/alpha/unicosmk.h: Likewise.
15692 * config/i386/cygming.h: Likewise.
15693 * config/iq2000/iq2000.h: Likewise.
15694 * config/mips/mips.h: Likewise.
15695 * config/mn10300/mn10300.h: Likewise.
15696 * config/rs6000/rs6000.h: Likewise.
15697 * config/score/score.h: Likewise.
15698 * config/spu/spu.h: Likewise.
15699 * config/v850/v850.h: Likewise.
15700 * defaults.h: Likewise.
15701 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
15702 * expr.c (emit_block_move): Adjust use of
15703 OUTGOING_REG_PARM_STACK_SPACE.
15704 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
15705 OUTGOING_REG_PARM_STACK_SPACE.
15706 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
15708 2008-05-08 Jakub Jelinek <jakub@redhat.com>
15710 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
15711 on OMP_RETURN for OMP_FOR.
15714 * dwarf2out.c (dw_expand_expr, common_check): Removed.
15715 (fortran_common): New function.
15716 (gen_variable_die): Call fortran_common instead of common_check,
15717 adjust for it returning tree instead of rtx. Formatting.
15719 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
15723 * see.c (see_copy_insn): Copy new pure const attributes for new call.
15724 * c-decl.c (merge_decls): Ditto.
15725 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
15726 to RTL_CONST_OR_PURE_CALL_P.
15727 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
15728 Initialized DECL_LOOPING_CONST_PURE.
15729 (process_call_operands): Set tree_side_effects properly.
15730 * tree.h (TREE_READONLY_DECL_P): Removed.
15731 (DECL_IS_PURE): Renamed to DECL_PURE_P.
15732 (DECL_LOOPING_OR_CONST_P): New macro.
15733 (struct tree_function_decl): Added looping_const_or_pure_p.
15734 (ECF_*) Renumbered.
15735 (ECF_LOOPING_OR_CONST_P): New macro.
15736 * rtlanal.c (pure_const_p): Removed.
15737 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
15738 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
15739 to RTL_CONST_CALL_P.
15740 * ipa-pure-const.c (pure_const_state_e): Added looping field.
15741 (check_decl, check_tree, check_call, scan_function): Initialize
15743 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
15744 (static_execute): Set looping true for recursive functions.
15745 Undo setting state to IPA_NEITHER for recursive functions.
15746 * cse.c (cse_insn):
15747 * ifcvt.c (noce_can_store_speculate_p): Changed
15748 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
15749 RTL_CONST_OR_PURE_CALL_P.
15750 * dse.c (scan_insn): Ditto.
15751 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
15752 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
15753 RTL_CONST_OR_PURE_CALL_P.
15754 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
15755 pure_call_p to RTL_CONST_CALL_P.
15756 * gimplify.c (gimplify_call_expr): Clear side effects for
15757 non-looping pure and constant calls.
15758 * calls.c (emit_call_1): Set rtl flags from ecf flags.
15759 (flags_from_decl_or_type): Set ecf flags from decl flags.
15760 (initialize_argument_information): Turn off
15761 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
15762 Change const to pure if callee_copies is true rather than just
15764 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
15765 way of marking pure calls.
15766 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
15767 Remove hack that was supposed to fix pr7335 and remove old
15768 way of marking pure calls.
15769 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
15770 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
15771 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
15772 RTL_CONST_OR_PURE_CALL_P.
15773 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
15774 * loop-invariant.c (find_exits, find_invariant_bb): Changed
15775 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
15776 * sched-deps.c (schedule_analyze): Ditto.
15777 * rtl.h (struct rtx_def): Use call field, unchanging field, and
15778 return_val field of calls to represent pure and const function info.
15779 (CONST_OR_PURE_CALL_P): Deleted macro.
15780 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
15781 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
15782 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
15784 * tree-optimize.c (execute_fixup_cfg): Added test for
15785 ECF_LOOPING_CONST_OR_PURE.
15786 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
15788 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
15789 effects for looping pure or const calls.
15790 (verify_gimple_expr): Added verification code.
15791 * config/alpha/alpha.c (alpha_legitimize_address,
15792 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
15794 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
15795 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
15796 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
15797 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
15798 RTL_CONST_OR_PURE_CALL_P.
15799 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
15800 and const calls to be deleted.
15802 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
15805 * config/i386/mmx.md (mmx_subv2sf3): New expander.
15806 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
15807 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
15808 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
15809 to handle nonimmediate operands.
15810 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
15811 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
15812 to handle nonimmediate operands.
15813 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
15814 (mmx_pmulhrwv4hi3): New expander. Use
15815 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15816 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
15817 (sse2_umulv1siv1di3): New expander. Use
15818 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15819 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
15820 (mmx_eq<mode>3): New expander. Use
15821 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15822 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
15823 (mmx_uavgv8qi3): New expander. Use
15824 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15825 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
15826 (mmx_uavgv4hi3): New expander. Use
15827 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15829 * config/i386/sse.md
15830 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
15831 to handle nonimmediate operands.
15832 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
15833 to handle nonimmediate operands.
15834 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
15835 to handle nonimmediate operands.
15836 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
15837 to handle nonimmediate operands.
15838 (sse2_unpckhpd_exp): New expander. Use
15839 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15840 (sse2_unpcklpd_exp): New expander. Use
15841 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15842 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
15843 to handle nonimmediate operands.
15844 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
15845 to handle nonimmediate operands.
15846 (*sse2_<plusminus_insn><mode>3): Rename from
15847 sse2_<plusminus_insn><mode>3 insn pattern.
15848 (sse2_<plusminus_insn><mode>3): New expander. Use
15849 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15850 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
15851 (sse2_umulv2siv2di3): New expander. Use
15852 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15853 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
15854 (sse4_1_mulv2siv2di3): New expander. Use
15855 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15856 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
15857 (sse2_pmaddwd): New expander. Use
15858 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15859 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
15860 (sse2_eq<mode>3): New expander. Use
15861 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15862 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
15863 (sse4_1_eqv2di3): New expander. Use
15864 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15865 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
15866 (sse2_uavgv16qi3): New expander. Use
15867 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15868 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
15869 (sse2_uavgv16qi3): New expander. Use
15870 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15871 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
15872 (sse2_uavgv8hi3): New expander. Use
15873 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15874 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
15875 (ssse3_pmulhrswv8hi3): New expander. Use
15876 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15877 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
15878 (ssse3_pmulhrswv4hi3): New expander. Use
15879 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
15881 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
15882 (<sse>_vmmul<mode>3): Ditto.
15883 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
15885 (ssse3_pmaddubsw128): Use register_operand for operand 1.
15886 (ssse3_pmaddubsw): Ditto.
15888 * config/i386/i386.c (struct_builtin_description)
15889 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
15890 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
15891 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
15892 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
15893 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
15894 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
15895 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
15896 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
15897 (ix86_fixup_binary_operands): Assert that src1
15898 and src2 must have the same mode when swapped.
15899 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
15900 and ix86_binary_operator_ok. Do not force operands in registers
15903 2008-05-07 Jan Hubicka <jh@suse.cz>
15905 * cgraph.c (dump_cgraph_node): Update.
15906 * cgraph.h (cgraph_local_info): Break out inline summary.
15907 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
15909 * ipa-inline (inline_summary): New accestor function.
15910 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
15911 cgraph_decide_inlining, compute_inline_parameters): Update.
15912 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
15914 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
15916 Cleanup ColdFire scheduling support and add V4 pipeline model.
15918 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
15919 (define_attr cpu): Add cfv4 value.
15920 (define_attr type, define_attr type1): Merge into a single 'type'
15921 attribute. Update all uses.
15922 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
15923 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
15925 (define_attr opx_mem, define_attr opy_mem): Remove.
15926 (define_attr op_mem): Clean up, update comment.
15927 (define_attr size): Use specific values instead of general int.
15928 (define_attr guess, define_attr split): Remove. Update all uses.
15929 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
15930 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
15931 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
15932 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
15933 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
15934 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
15935 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
15936 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
15937 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
15938 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
15939 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
15940 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
15941 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
15942 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
15943 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
15944 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
15945 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
15946 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
15947 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
15948 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
15949 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
15950 Update or set attributes.
15951 (stack_tie): New fake instruction.
15953 * config/m68k/m68k.h (TUNE_CFV4): New macro.
15954 (m68k_sched_attr_size): Update declaration.
15955 (m68k_sched_attr_type2): Remove.
15956 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
15957 Declare new bypass predicates.
15959 * config/m68k/m68k.c (m68k_sched_issue_rate,
15960 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
15962 (TARGET_SCHED_ISSUE_RATE,
15963 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
15964 (override_options): Handle scheduling for ColdFire V4 core.
15965 (m68k_expand_prologue): Emit stack_tie.
15966 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
15967 'OP_TYPE_FPN'. Update all uses.
15968 (sched_guess_p): Remove.
15969 (sched_address_type): Handle symbolic addresses.
15970 (sched_get_operand): New static function.
15971 (sched_operand_type): Merge into sched_attr_op_type.
15972 (sched_attr_op_type): Handle FP registers, handle quick constants,
15974 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
15975 (m68k_sched_attr_size): Update. Move logic to ...
15976 (sched_get_attr_size_int): New static function.
15977 (sched_get_opxy_mem_type): New static function.
15978 (m68k_sched_attr_op_mem): Update.
15979 (m68k_sched_attr_type2): Remove.
15980 (sched_cfv4_bypass_data): New static variable.
15981 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
15982 (m68k_sched_issue_rate): Implement scheduler hook.
15983 (struct _sched_ib: enabled_p): New field.
15984 (m68k_sched_variable_issue): Update. Handle V4.
15985 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
15986 sched_dump_class_func_t, sched_dump_split_class,
15987 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
15988 sched_dump_dfa_class, m68k_sched_dump): Remove.
15989 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
15991 (m68k_sched_init_global): Remove statisctics dumping, introduce
15992 sanity check that all instructions have pipeline reservations. Handle
15994 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15995 Handle ColdFire V4 core.
15996 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
15997 New static functions.
15998 (m68k_sched_address_bypass_p): New bypass predicate.
15999 (sched_get_indexed_address_scale): New static function.
16000 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
16002 * cf.md: Update comments.
16003 (define_attr type2): Remove. Use 'type' attribute instead.
16005 (cf_ib): Rename to cfv123_ib. Update all uses.
16006 (cf_oep): Rename to cfv123_oep. Update all uses.
16007 (cf_chr): Rename to cfv123_chr. Update all uses.
16008 (cf_mem): Rename to cfv123_mem. Update all uses.
16009 (cf_mac): Move to more appropriate place.
16010 (cfv123_guess): New automaton and cpu_unit.
16011 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
16012 Update uses of 'size' attribute. Handle before reload scheduling.
16013 (cfv123_guess): New dummy reservation for unhandled instructions.
16014 (cfv4_*): Pipeline description of ColdFire V4 core.
16015 (ignore): New reservation to handle 'ignore' type.
16017 2008-05-07 Ian Lance Taylor <iant@google.com>
16019 PR middle-end/36013
16020 * gimplify.c (find_single_pointer_decl_1): Don't look through
16022 (find_single_pointer_decl): Adjust comments.
16024 2008-05-07 Jakub Jelinek <jakub@redhat.com>
16026 PR middle-end/36137
16027 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
16028 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
16030 PR middle-end/36106
16031 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
16032 integral type rather than floating point, then VIEW_CONVERT_EXPR
16033 to the floating point type.
16035 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
16037 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
16038 TFmode op0 to register.
16040 2008-05-07 Alan Modra <amodra@bigpond.net.au>
16042 * c-decl.c (grokdeclarator): Comment typo.
16044 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
16046 * tree-flow.h: Remove prototype for computed_goto_p.
16047 * tree-cfg.c (computed_goto_p): Make static.
16049 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
16052 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
16053 (contains_aligned_value_p): This. Handle _Decimal128.
16054 (ix86_function_arg_boundary): Only align _Decimal128 to its
16055 natural boundary and handle it properly.
16057 2008-05-06 Martin Jambor <mjambor@suse.cz>
16059 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
16060 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
16061 (ipcp_method_set_orig_node): Removed.
16062 (ipcp_cval_get_cvalue_type): Removed.
16063 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
16064 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
16065 (ipcp_cval_set_cvalue_type): Removed.
16066 (ipcp_cval_get_cvalue): Removed.
16067 (ipcp_cval_set_cvalue): Removed.
16068 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
16069 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
16070 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
16071 (ipcp_cval_meet): Renamed to ipa_lattice_meet
16072 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
16073 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
16074 (ipcp_get_ith_lattice): Changed parameters.
16075 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
16076 (ipcp_lattice_from_jfunc): Changed parameters.
16077 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
16078 (ipcp_method_cval_print): Added temporary variable info.
16079 (ipcp_redirect): Removed already unused local variable caller.
16080 (ipcp_redirect): New temporary variable orig_callee_info
16081 (ipcp_redirect): Removed newly unused local variable callee.
16082 (ipcp_redirect): Removed (a bit confusing) local variable type.
16083 (ipcp_insert_stage): Added local variable info.
16084 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
16086 (ipcp_formal_create): Removed.
16087 (ipcp_method_cval_set): Removed.
16088 (ipcp_propagate_stage): Renamed lattice variables.
16089 (ipcp_method_cval_set_cvalue_type): Removed.
16090 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
16091 (ipcp_print_all_lattices): Changed printed strings to refer to
16092 lattices rather than cvals.
16093 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
16094 (ipcp_propagate_const): Changed formal parameters.
16095 (build_const_val): Changed formal parameters.
16096 (ipcp_insert_stage): Removed useless variable cvalue
16097 (build_const_val): Changed formal parameters.
16098 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
16099 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
16100 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
16101 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
16102 (ipcp_print_func_profile_counts): Changed string from "method" to
16104 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
16105 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
16106 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
16107 (ipcp_structures_print): Renamed to ipcp_print_all_structures
16108 (ipcp_profile_print): Renamed to ipcp_print_profile_data
16109 (ipcp_lat_is_const): Changed parameters and made inline.
16110 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
16111 (ipcp_redirect): Renamed to ipcp_need_redirect_p
16112 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
16113 the predicate condition directly
16114 (ipcp_propagate_stage): Added local variable args. Removed local
16115 variable callee. (Both are mere code simplifications.)
16116 (ipcp_method_dont_insert_const): Renamed to
16117 ipcp_node_not_modifiable_p.
16118 (ipcp_node_not_modifiable_p): Made inline.
16119 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
16120 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
16121 (ipcp_print_all_lattices): Removed variable cvalue
16122 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
16125 2008-05-06 Olivier Hainque <hainque@adacore.com>
16127 * tree-sra.c (try_instantiate_multiple_fields): Early return
16128 if field has POINTER_TYPE.
16130 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
16132 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
16133 by using 'q' specifier for instruction.
16134 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
16136 2008-05-06 Anatoly Sokolov <aesok@post.ru>
16138 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
16139 Change mode of zero_extract from QImode to HImode.
16140 (sign bit tests peepholes): (Ditto.).
16142 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
16144 * config/i386/mmx.md: Remove double backslashes from asm templates.
16145 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
16146 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16147 to handle nonimmediate operands.
16148 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
16149 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16150 to handle nonimmediate operands.
16151 (*mmx_<code>v2sf3_finite): New insn pattern.
16152 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
16153 (mmx_<code>v2sf3): New expander. Use
16154 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16155 (mmx_<plusminus_insn><mode>3): New expander. Use
16156 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16157 (*mmx_<plusminus_insn><mode>3): New insn pattern.
16158 (mmx_add<mode>3): Removed.
16159 (mmx_ssadd<mode>3): Ditto.
16160 (mmx_usadd<mode>3): Ditto.
16161 (mmx_sub<mode>3): Ditto.
16162 (mmx_sssub<mode>3): Ditto.
16163 (mmx_ussub<mode>3): Ditto.
16164 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
16165 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
16166 to handle nonimmediate operands.
16167 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
16169 (mmx_smulv4hi3_highpart): New expander. Use
16170 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16171 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
16173 (mmx_umulv4hi3_highpart): New expander. Use
16174 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16175 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
16176 (mmx_<code>v4hi3): New expander. Use
16177 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16178 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
16179 (mmx_<code>v8qi3): New expander. Use
16180 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16181 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
16182 (mmx_<code><mode>3): New expander. Use
16183 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16185 2008-05-05 Jan Hubicka <jh@suse.cz>
16187 PR tree-optimization/36118
16188 * passes.c (pass_init_dump_file): Fix dump header.
16190 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
16192 PR middle-end/36141
16193 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
16194 VCE for function decls.
16196 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
16198 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
16200 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
16202 * config/i386/i386.md (sat_plusminus): New.
16203 (plusminus_insn): Likewise.
16204 (plusminus_mnemonic): Likewise.
16206 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
16207 (*<addsub><mode>3_cc_overflow): Renamed to ...
16208 (*<plusminus_insn><mode>3_cc_overflow): This.
16209 (*<addsub>si3_zext_cc_overflow): Renamed to ...
16210 (*<plusminus_insn>si3_zext_cc_overflow): This.
16212 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
16213 (<plusminus_insn><mode>3): This.
16214 (*<addsub><mode>3): Renamed to ...
16215 (*<plusminus_insn><mode>3): This.
16216 (<sse>_vm<addsub><mode>3): Renamed to ...
16217 (<sse>_vm<plusminus_insn><mode>3): This.
16218 (sse3_h<addsub>v4sf3): Renamed to ...
16219 (sse3_h<plusminus_insn>v4sf3): This.
16220 (sse3_h<addsub>v2df3): Renamed to ...
16221 (sse3_h<plusminus_insn>v2df3): This.
16222 (<plusminus_insn><mode>3): New.
16223 (*<plusminus_insn><mode>3): Likewise.
16224 (sse2_<plusminus_insn><mode>3): Likewise.
16225 (add<mode>): Removed.
16226 (*add<mode>3): Likewise.
16227 (sse2_ssadd<mode>3): Likewise.
16228 (sse2_usadd<mode>3): Likewise.
16229 (sub<mode>3): Likewise.
16230 (*sub<mode>3): Likewise.
16231 (sse2_sssub<mode>3): Likewise.
16232 (sse2_ussub<mode>3): Likewise.
16234 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
16236 * gthr-single.h: Add in required interface elements as per gthr.h.
16237 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
16238 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
16239 Generalize UNUSED macro.
16240 (__gthread_once): Add.
16241 (__gthread_key_create): Add.
16242 (__gthread_key_delete): Add.
16243 (__gthread_getspecific): Add.
16244 (__gthread_setspecific): Add.
16246 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
16248 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
16249 the same size types for the indirect reference on the rhs, then
16252 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
16254 * config/i386/i386.md
16255 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
16256 one insn template instead of template series.
16257 (*xordi_1_rex64): Ditto.
16258 (*xordi_2_rex64): Ditto.
16260 2008-05-05 Ira Rosen <irar@il.ibm.com>
16262 PR tree-optimization/36119
16263 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
16266 2008-06-04 Jan Hubicka <jh@suse.cz>
16268 tree-optimization/36100
16269 * tree-pass.h (pass_O0_always_inline): Declare.
16270 * ipa-inline.c (inline_transform): Remove dead code.
16271 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
16272 pass_O0_always_inline): New.
16273 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
16275 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
16277 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
16278 mnemonic in this_param move for TARGET_64BIT.
16280 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
16282 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
16283 (*strmovsi_rex_1): Ditto.
16284 (*strsetsi_1): Ditto.
16285 (*strsetsi_rex_1): Ditto.
16287 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
16288 adddicc expanders using SWI mode iterator.
16290 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
16293 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
16296 2008-05-04 David S. Miller <davem@davemloft.net>
16298 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
16299 (sparc*-*-linux*): Use linux.h in tm_file.
16300 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
16301 compiler defaulting to 32-bit.
16302 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
16304 * config/sparc/linux.h: Remove definitions now obtained
16305 properly from linux.h
16306 * config/sparc/linux64.h: Likewise.
16307 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
16308 don't want this setting for 32-bit builds in a biarch compiler.
16309 * doc/install.texi: Add sparc-linux to list of targets
16310 supporting --enable-targets=all.
16312 2008-05-03 Andrew Pinski <pinskia@gmail.com>
16314 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
16316 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
16318 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
16319 after V4SI_FTYPE_V8HI.
16320 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
16321 case V4SI_FTYPE_V2DF.
16323 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
16325 * doc/invoke.texi (max-flow-memory-locations): Removed.
16326 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
16328 2008-05-03 Richard Guenther <rguenther@suse.de>
16330 PR middle-end/34973
16331 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
16333 2008-05-02 David S. Miller <davem@davemloft.net>
16335 * config.gcc (need_64bit_hwint): Document libcpp dependency.
16337 2008-05-02 Simon Baldwin <simonb@google.com>
16340 * c-common.h (warn_array_subscript_range): Removed.
16341 * c-common.c (warn_array_subscript_range): Ditto.
16342 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
16343 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
16345 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
16347 * config/i386/i386.c (ix86_special_builtin_type): New.
16348 (bdesc_special_args): Likewise.
16349 (ix86_expand_special_args_builtin): Likewise.
16350 (ix86_init_mmx_sse_builtins): Updated.
16351 (ix86_expand_builtin): Updated.
16352 (ix86_expand_store_builtin): Removed.
16353 (ix86_expand_unop_builtin): Likewise.
16355 * config/i386/mm3dnow.h (__v2sf): Moved to ...
16356 * config/i386/mmintrin.h (__v2sf): Here.
16358 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
16360 (_mm_loadl_pi): Likewise.
16361 (_mm_storeh_pi): Replace __v2si with __v2sf.
16362 (_mm_storel_pi): Likewise.
16364 * doc/extend.texi: Correct __builtin_ia32_loadhps,
16365 __builtin_ia32_loadlps, __builtin_ia32_storehps,
16366 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
16367 __builtin_ia32_loadlpd.
16369 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
16371 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
16372 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
16373 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
16374 (ix86_init_mmx_sse_builtins): Updated.
16375 (ix86_expand_args_builtin): Likewise.
16376 (ix86_expand_builtin): Likewise.
16377 (ix86_expand_unop1_builtin): Renamed to ...
16378 (ix86_expand_unop_vec_merge_builtin): This.
16380 2008-05-01 Jan Hubicka <jh@suse.cz>
16383 * ipa-inline.c (inline_generate_summary): Make static.
16384 (inline_transform): Do not call inlining at -O0; make static.
16385 * passes.c (execute_todo): Add sanity check.
16386 (execute_one_ipa_transform_pass): Execute proper flags.
16388 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
16390 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
16391 (DECL_NONADDRESSABLE_P): Likewise.
16392 * alias.c (record_component_aliases): Fix comment.
16394 2008-05-01 Simon Baldwin <simonb@google.com>
16396 * c-common.h (warn_array_subscript_range): New function.
16397 * c-common.c (warn_array_subscript_range): Ditto.
16398 * tree-vrp.c (check_array_ref): Corrected code to agree with
16399 comment, ignoring only arrays of size 0 or size 1.
16400 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
16402 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16404 * config/i386/i386.c (ix86_builtin_type): Replace
16405 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
16406 (bdesc_args): Updated.
16407 (ix86_init_mmx_sse_builtins): Likewise.
16408 (ix86_expand_args_builtin): Likewise.
16410 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
16413 * doc/extend.texi: Correct __builtin_ia32_palignr.
16415 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16418 * config/i386/i386.c (bdesc_crc32): Removed.
16419 (ix86_expand_crc32): Likewise.
16420 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
16421 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
16422 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
16423 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
16424 UINT_FTYPE_UINT_UCHAR.
16425 (bdesc_args): Updated. Add crc32 builtins.
16426 (ix86_init_mmx_sse_builtins): Updated.
16427 (ix86_expand_args_builtin): Updated to support subreg.
16429 * doc/extend.texi: Correct __builtin_ia32_crc32di.
16431 2008-05-01 Jan Hubicka <jh@suse.cz>
16433 * tree-pass.h (opt_pass): Add IPA_PASS.
16434 (varpool_node, cgraph_node): Forward declare.
16435 (ipa_opt_pass): Define.
16436 (pass_ipa_inline): Turn into ipa_opt_pass.
16437 (pass_apply_inline): Remove.
16438 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
16439 (apply_inline): Turn into ....
16440 (inline_transform): ... this one.
16441 (inline_generate_summary): New function.
16442 (pass_apply_inline): Remove.
16443 * function.h (ipa_opt_pass): Forward declare structure; typedef;
16445 (struct function): Add ipa_transforms_to_apply.
16446 * passes.c (register_one_dump_file): Work on IPA_PASS.
16447 (init_optimization_passes): Remove pass_inline_parameters and
16449 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
16450 (execute_one_pass) ... here; apply transforms when possible.
16451 (add_ipa_transform_pass, execute_ipa_summary_asses,
16452 execute_one_ipa_transform_pass): New.
16453 (execute_ipa_pass_list): Update for IPA_PASS type.
16455 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16457 * config/i386/i386.c (ix86_builtin_type): Add
16458 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
16459 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
16460 (bdesc_args): Add SSE4a builtins.
16461 (ix86_init_mmx_sse_builtins): Updated.
16462 (ix86_expand_args_builtin): Likewise.
16463 (ix86_expand_builtin): Likewise.
16465 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16467 * config/i386/i386.c (ix86_builtin_type): Add
16468 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
16469 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
16470 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
16471 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
16472 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
16473 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
16474 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
16475 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
16476 and DI_FTYPE_DI_DI_INT.
16477 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
16478 (ix86_init_mmx_sse_builtins): Updated.
16479 (ix86_expand_args_builtin): Likewise.
16480 (ix86_expand_builtin): Likewise.
16481 (ix86_expand_binop_imm_builtin): Removed.
16483 * doc/extend.texi: Correct __builtin_ia32_palignr128.
16485 2008-04-30 Richard Guenther <rguenther@suse.de>
16487 PR tree-optimization/32921
16488 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
16490 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
16492 * config/arm/arm.c (arm_unwind_emit): Use
16493 crtl->all_throwers_are_sibcalls instead of
16494 cfun->all_throwers_are_sibcalls.
16495 (arm_output_fn_unwind): Likewise.
16496 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
16497 instead of cfun->uses_pic_offset_table.
16498 (frv_expand_prologue): Likewise.
16499 (frv_frame_pointer_required): Likewise.
16500 (frv_expand_fdpic_call): Likewise.
16501 (frv_emit_movsi): Likewise.
16502 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
16503 cfun->returns_pcc_struct instead of
16504 current_function_returns_pcc_struct.
16505 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
16506 instead of cfun->calls_eh_return.
16507 (m32c_pushm_popm): Likewise.
16508 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
16509 "extern" declaration.
16511 2008-04-30 Richard Guenther <rguenther@suse.de>
16513 PR tree-optimization/21636
16514 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
16516 (evaluate_stmt): Print the likely value.
16517 (ccp_visit_stmt): Avoid excessive vertical spacing.
16519 2008-04-30 Rafael EspÃndola <espindola@google.com>
16521 * builtins.c (fold_call_expr): Return realret.
16522 * tree-ssa-threadedge.c
16523 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
16524 __builtin_object_size.
16526 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
16528 * gcc.c (wrapper_string): New variable.
16529 (insert_wrapper): New function.
16530 (execute): New option -wrapper.
16531 * doc/invoke.texi (Overall Options): New driver option -wrapper.
16533 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
16535 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
16536 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
16537 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
16539 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
16540 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
16541 config/rs6000/e500crtres64gprctr.asm,
16542 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
16543 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
16544 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
16545 config/rs6000/e500crtsav64gprctr.asm,
16546 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
16547 config/rs6000/e500crtsavg64gprctr.asm: New files.
16548 * config/rs6000/t-ppccomm: Add build rules for new files.
16549 (LIB2FUNCS_STATIC_EXTRA): Add new files.
16550 * config/rs6000/t-netbsd: Add build rules for new files.
16551 (LIB2FUNCS_STATIC_EXTRA): New variable.
16552 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
16553 (CRTSAVRES_DEFAULT_SPEC): Likewise.
16554 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
16556 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
16558 * config/i386/i386.c (ix86_builtin_type): Add
16559 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
16560 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
16561 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
16562 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
16563 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
16564 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
16565 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
16566 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
16567 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
16568 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
16569 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
16570 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
16571 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
16572 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
16573 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
16574 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
16575 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
16576 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
16577 V1DI_FTYPE_V2SI_V2SI.
16578 (bdesc_2arg): Moved to ...
16579 (bdesc_args): Here.
16580 (ix86_init_mmx_sse_builtins): Updated.
16581 (ix86_expand_args_builtin): Updated. Take a pointer
16582 to const struct builtin_description. Handle comparison
16584 (ix86_expand_sse_compare): Take a new argument for swapping operands.
16585 (ix86_expand_builtin): Updated.
16587 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
16588 (ssse3_pmaddubsw128): This.
16589 (ssse3_pmaddubswv4hi3): Renamed to ...
16590 (ssse3_pmaddubsw): This.
16592 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
16593 (__builtin_ia32_packssdw128): Likewise.
16594 (__builtin_ia32_packuswb128): Likewise.
16595 (__builtin_ia32_pmaddubsw): Likewise.
16596 (__builtin_ia32_pmaddubsw128): Likewise.
16598 2008-04-30 Richard Guenther <rguenther@suse.de>
16600 PR tree-optimization/14847
16601 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
16602 (recognize_bits_test): Use it.
16603 (recognize_single_bit_test): Likewise.
16605 2008-04-30 Martin Jambor <mjambor@suse.cz>
16607 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
16608 instead of setting number of formal parameters to zero.
16609 (ipcp_init_stage): Do not set the number of actual parameters to zero
16611 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
16612 which are called with variable number of arguments.
16613 (ipcp_insert_stage): Explicitely skipping all nodes which are
16614 called with variable number of arguments.
16615 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
16616 number of parameters.
16618 * ipa-prop.h (struct ipa_node_params): Added flag
16619 called_with_var_arguments
16620 (ipa_set_param_count): Added. Changed sole setter to use it.
16621 (ipa_get_param_count): Added. All readers of param_count
16622 converted to use it instead.
16623 (ipa_set_called_with_variable_arg): Added.
16624 (ipa_is_called_with_var_arguments): Added.
16625 (ipa_get_ith_param): Added. All readers of param_decls converted
16627 (ipa_set_cs_argument_count): Added, sole writer to argument_count
16629 (ipa_get_cs_argument_count): Added, all readers of argument_count
16631 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
16634 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
16635 (struct ipcp_lattice): Renamed cval_type to type
16636 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
16638 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
16639 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
16640 (ipcp_insert_stage): Changed the type of variable cvalue to tree
16641 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
16642 (build_const_val): Changed the type of parameter cvalue to tree
16643 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
16644 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
16646 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
16649 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
16650 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
16651 (ipa_add_method): Renamed to ipa_push_func_to_list
16652 (ipa_remove_method): Renamed to ipa_pop_func_from_list
16653 (ipa_callsite_param_count): Removed.
16654 (ipa_callsite_param_count_set): Removed.
16655 (ipa_callsite_param): Removed.
16656 (ipa_callsite_callee): Removed.
16657 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
16658 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
16659 (ipa_method_formal_count): Removed.
16660 (ipa_method_formal_count_set): Removed.
16661 (ipa_method_get_tree): Removed.
16662 (ipa_method_tree_map_create): Removed.
16663 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
16664 (ipa_create_param_decls_array): Creates the array itself
16665 (ipa_create_param_decls_array): Temporary variable info instead of
16666 a few dereferences.
16667 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
16668 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
16669 (get_type): Removed.
16670 (ipa_jf_get_info_type): Removed.
16671 (ipa_node_create): Renamed to ipa_create_node_params
16672 (ipa_free): Renamed to ipa_free_all_node_params
16673 (ipa_nodes_create): Renamed to ipa_create_all_node_params
16674 (ipa_edges_create): Renamed to ipa_create_all_edge_args
16675 (ipa_edges_free): Renamed to ipa_free_all_edge_args
16676 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
16677 (ipa_free_all_node_params): Deallocation to jump_functions moved to
16678 ipa_free_all_edge_args
16679 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
16680 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
16681 (ipa_create_methodlist_node): Removed.
16682 (ipa_methodlist_method): Removed.
16683 (ipa_methodlist_method_set): Removed.
16684 (ipa_methodlist_next_method): Removed.
16685 (ipa_methodlist_next_method_set): Removed.
16686 (ipa_method_is_modified): Removed.
16687 (ipa_method_modify_create): Removed.
16688 (ipa_method_modify_init): Temporary variable info instead of a few
16690 (ipa_detect_param_modifications): Temporary variable info instead of
16691 a few dereferences.
16692 (ipa_compute_jump_functions): Temporary variable info instead of
16693 a few dereferences.
16694 (ipa_method_modify_set): Removed.
16695 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
16696 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
16697 than craph_node as the first parameter.
16698 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
16699 (ipa_method_modify_init): Removed.
16700 (ipa_compute_jump_functions): Added a temp variable instead of
16701 repeatadly dereferencing the cgraph_edge.aux pointer
16702 (ipa_callsite_param_set_type): Removed.
16703 (ipa_compute_jump_functions): i renamed to index and moved to
16705 (ipa_callsite_param_set_info_type_formal): Removed.
16706 (ipa_callsite_param_set_info_type): Removed.
16707 (ipa_callsite_param_map_create): Removed.
16708 (ipa_callsite_tree): Removed.
16709 (ipa_callsite_caller): Removed.
16710 (ipa_pop_func_from_list): return_method removed to return_func
16712 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
16713 prefixed all values with IPA_. Changed all users.
16714 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
16715 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
16716 and FORMAL_IPATYPE IPA_PASS_THROUGH.
16717 (union parameter_info): Renamed to jump_func_value.
16718 (union jump_func_value): Renamed value to constant
16719 (struct ipa_jump_func): Renamed info_type to value
16720 (struct ipa_node): Renamed to ipa_node_params
16721 (struct ipa_node_params): Renamed ipa_arg_num to param_count
16722 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
16723 (struct ipa_node_params): Renamed ipa_mod to modified_flags
16724 (struct ipa_edge): Renamed to ipa_edge_args
16725 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
16726 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
16727 (struct ipa_methodlist): Renamed to ipa_func_list
16728 (struct ipa_func_list): method_p renamed to node, next_method
16730 (ipa_methodlist_p): Removed, switched all users to struct pointer
16731 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
16733 2008-04-30 Alan Modra <amodra@bigpond.net.au>
16735 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
16736 (rs6000_emit_epilogue): Use backchain to restore only when we
16737 have a large frame. Make use of frame pointer to restore if we
16738 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
16740 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
16742 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
16743 Add mode to zero_extract.
16744 (sign bit tests peepholes): (Ditto.).
16746 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
16748 * config/i386/i386.c (ix86_builtins): Replace Prescott New
16749 Instructions in comments with SSE3.
16750 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
16751 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
16752 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
16753 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
16754 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
16755 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
16756 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
16757 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
16758 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
16759 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
16760 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
16761 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
16762 (bdesc_sse_args): Renamed to ...
16763 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
16764 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
16765 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
16766 IX86_BUILTIN_FABSQ.
16767 (bdesc_1arg): Moved to ...
16768 (bdesc_args): Here.
16769 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
16770 Instructions in comments with SSE3.
16771 (ix86_expand_sse_operands_builtin): Renamed to ...
16772 (ix86_expand_args_builtin): This. Updated.
16773 (ix86_expand_unop1_builtin): Update comments.
16774 (ix86_expand_builtin): Updated.
16776 2008-04-29 Richard Guenther <rguenther@suse.de>
16778 PR tree-optimization/36078
16779 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
16780 Update virtual SSA form after cleaning up the CFG.
16782 2008-04-29 Richard Guenther <rguenther@suse.de>
16784 PR middle-end/15255
16785 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
16787 2008-04-29 Richard Guenther <rguenther@suse.de>
16789 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
16790 (compute_may_aliases): Do not call finalize_ref_all_pointers.
16791 (compute_flow_insensitive_aliasing): Do not treat
16792 PTR_IS_REF_ALL pointers special.
16793 (get_smt_for): Likewise.
16794 (may_alias_p): Re-structure.
16795 (is_escape_site): A ref-all pointer conversion is not an escape site.
16796 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
16797 PTR_IS_REF_ALL pointers special.
16798 * tree-ssa-structalias.h (struct alias_info): Remove
16799 ref_all_symbol_mem_tag field.
16800 (PTR_IS_REF_ALL): Remove.
16802 2008-04-29 Richard Guenther <rguenther@suse.de>
16804 PR middle-end/36077
16805 * fold-const.c (extract_muldiv_1): In combining division constants
16806 make sure to never overflow.
16808 2008-04-29 Nick Clifton <nickc@redhat.com>
16810 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
16812 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16815 * optc-gen.awk: Work around HP-UX/IA awk bug.
16817 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
16819 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
16822 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
16825 * config/i386/i386.md
16826 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
16827 Change operand 1 predicate to nonimmediate_operand.
16829 2008-04-28 Jakub Jelinek <jakub@redhat.com>
16832 * dwarf2out.c (struct die_struct): Mark as chain_circular through
16834 * gengtype.c (walk_type, write_func_for_structure): Handle
16836 * doc/gty.texi: Document chain_circular.
16838 2008-04-28 Richard Guenther <rguenther@suse.de>
16840 PR tree-optimization/36066
16841 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
16844 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
16847 * config/i386/i386.md
16848 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
16849 Use match_scratch instead of match_operand for operands 3 and 4.
16851 2008-04-27 Richard Guenther <rguenther@suse.de>
16853 PR tree-optimization/18754
16854 PR tree-optimization/34223
16855 * tree-pass.h (pass_complete_unrolli): Declare.
16856 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
16857 loop size before and after unconditionally of UL_NO_GROWTH in effect.
16858 Rewrite loop into loop closed SSA form if it is not already.
16859 (tree_unroll_loops_completely): Re-structure to iterate over
16860 innermost loops with intermediate CFG cleanups.
16861 Unroll outermost loops only if requested or the code does not grow
16863 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
16864 loops are available.
16865 (tree_vectorize): Instead do so here.
16866 (tree_complete_unroll): Also unroll outermost loops.
16867 (tree_complete_unroll_inner): New function.
16868 (gate_tree_complete_unroll_inner): Likewise.
16869 (pass_complete_unrolli): New pass.
16870 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
16871 uses outside of the loop.
16872 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
16873 form if it is available.
16874 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
16875 * passes.c (init_optimization_passes): Schedule complete inner
16876 loop unrolling pass before the first CCP pass after final inlining.
16878 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
16880 * targhooks.h (default_emutls_var_fields,
16881 default_emutls_var_init): Declare.
16882 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
16883 * target.h (struct gcc_target): Add struct emutls member.
16884 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
16885 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
16886 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
16887 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
16888 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
16889 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
16890 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
16891 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
16892 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
16893 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
16894 emit debug information.
16895 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
16896 * varasm.c: Include targhooks.h.
16897 (emutls_object_section, emutls_tmpl_section): New.
16898 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
16899 (EMUTLS_SEPARATOR): New.
16900 (prefix_name): New.
16901 (get_emutls_object_name): New.
16902 (default_emutls_var_fields): New, broken out of ...
16903 (get_emutls_object_type): ... here. Adjust to use target hooks.
16904 (get_emutls_init_templ_addr): Adjust to use target hooks.
16905 (emutls_decl): Adjust to use target hooks.
16906 (emutls_finish): Likewise.
16907 (default_emutls_var_init): New, broken out of ...
16908 (assemble_variable): ... here. Adjust to use target hooks.
16909 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
16910 SECCAT_EMUTLS_TMPL.
16911 * c-common.c (handle_section_attribute): Prevent overriding
16912 sections for emulated tls with special sections.
16913 * config/i386/i386.c (x86_64_elf_select_section): Add
16914 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
16915 (x86_64_elf_unique_section): Likewise.
16916 * config/vxworks.c: Include tree.h.
16917 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
16918 (vxworks_override_options): Set TLS scheme.
16919 * doc/tm.texi (Emulated TLS): New node.
16921 2008-04-26 Simon Baldwin <simonb@google.com>
16924 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
16925 with propagated string constants.
16927 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
16929 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
16930 constraint for operand 2 when operand 0 is memory operand.
16931 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
16932 operand 0 is memory operand.
16933 (fix_trunc<mode>_i387_with_temp): Ditto.
16934 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
16935 operand 2 when operand 1 is memory operand.
16936 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
16937 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
16938 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
16939 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
16940 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
16941 operands 2,3 and 4 when operand 1 is memory operand.
16942 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
16944 (fistdi2_floor_with_temp): Ditto.
16945 (fist<mode>2_floor_with_temp): Ditto.
16946 (fistdi2_ceil_with_temp): Ditto.
16947 (fist<mode>2_ceil_with_temp): Ditto.
16948 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
16950 2008-04-26 David Daney <ddaney@avtrex.com>
16952 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
16954 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
16955 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
16956 UNSPEC_UPDATE_GOT_VERSION): Renumber.
16957 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
16958 (compare_and_swap_12): New insn.
16959 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
16960 * config/mips/mips.c (mips_force_binary): New function.
16961 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
16962 (mips_expand_compare_and_swap_12): New function.
16963 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
16965 2008-04-25 Jan Hubicka <jh@suse.cz>
16968 * cfgexpand.c (pass_expand): Turn into RTL pass.
16969 * passes.c (execute_one_pass): Do pass typechecking after execution.
16970 * tree-pass.h (pass_expand): Turn into RTL pass.
16972 * function.h (struct rtl_data): Move here fields
16973 accesses_prior_frames, calls_eh_return, saves_all_registers,
16974 has_nonlocal_goto, has_asm_statement, is_thunk,
16975 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
16976 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
16977 arg_pointer_save_area_init from struct function; turn into bool.
16978 (struct function): Move
16979 calls_eh_return, saves_all_registers, has_nonlocal_goto,
16980 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
16981 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
16982 tail_call_emit, arg_pointer_save_area_init
16983 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
16984 (current_function_returns_struct, current_function_returns_pcc_struct,
16985 current_function_calls_setjmp, current_function_calls_alloca,
16986 current_function_accesses_prior_frames,
16987 current_function_calls_eh_return, current_function_is_thunk,
16988 current_function_stdarg, current_function_profile,
16989 current_function_limit_stack, current_function_uses_pic_offset_table,
16990 current_function_uses_const_pool, current_function_has_nonlocal_label,
16991 current_function_saves_all_registers,
16992 current_function_has_nonlocal_goto,
16993 current_function_has_asm_statement): Remove accesor macros.
16994 * ra-conflict.c (global_conflicts): Update.
16995 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
16996 (suitable_for_tail_call_opt_p): Update.
16997 * builtins.c (expand_builtin_return_addr): Update.
16998 (expand_builtin_setjmp_setup): Update.
16999 (expand_builtin_nonlocal_goto): Update.
17000 * final.c (final_start_function): Update.
17001 (profile_function): Update.
17002 (leaf_function_p): Update.
17003 (only_leaf_regs_used): Update.
17004 * df-scan.c (df_get_exit_block_use_set): Update.
17005 * dojump.c (clear_pending_stack_adjust): Update.
17006 * tree-stdarg.c (gate_optimize_stdarg): Update.
17007 * gimple-low.c (lower_function_body): Update.
17008 * global.c (compute_regsets): Update.
17009 (global_alloc): Update.
17010 * dwarf2out.c (dwarf2out_begin_prologue): Update.
17011 * expr.c (expand_assignment): Update.
17012 * dse.c (dse_step0): Update.
17013 (dse_step1): Update.
17014 * c-decl.c (store_parm_decls): Update.
17015 * local-alloc.c (combine_regs): Update.
17016 (find_free_reg): Update.
17017 * function.c (assign_parms_augmented_arg_list): Update.
17018 (assign_parm_find_data_types): Update.
17019 (assign_parms): Update.
17020 (allocate_struct_function): Update.
17021 (expand_function_start): Update.
17022 (expand_function_end): Update.
17023 (get_arg_pointer_save_area): Update.
17024 (thread_prologue_and_epilogue_insns): Update.
17025 (rest_of_match_asm_constraints): Update.
17026 * stor-layout.c (variable_size): Update.
17027 * gcse.c (gcse_main): Update.
17028 (bypass_jumps): Update.
17029 * gimplify.c (gimplify_function_tree): Update.
17030 * calls.c (emit_call_1): Update.
17031 (expand_call): Update.
17032 * bt-load.c (compute_defs_uses_and_gen): Update.
17033 * except.c (sjlj_assign_call_site_values): Update.
17034 (sjlj_emit_function_enter): Update.
17035 (can_throw_external): Update.
17036 (set_nothrow_function_flags): Update.
17037 (expand_builtin_unwind_init): Update.
17038 (expand_eh_return): Update.
17039 (convert_to_eh_region_ranges): Update.
17040 (output_function_exception_table): Update.
17041 * emit-rtl.c (gen_tmp_stack_mem): Update.
17042 * cfgexpand.c (expand_used_vars): Update.
17043 (tree_expand_cfg): Update.
17044 * cfgcleanup.c (rest_of_handle_jump): Update.
17045 * explow.c (allocate_dynamic_stack_space): Update.
17046 * varasm.c (assemble_start_function): Update.
17047 (force_const_mem): Update.
17048 (mark_constant_pool): Update.
17049 * tree-optimize.c (tree_rest_of_compilation): Update.
17050 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
17051 * tree-cfg.c (notice_special_calls): Update.
17052 (is_ctrl_altering_stmt): Update.
17053 (tree_can_make_abnormal_goto): Update.
17054 (tree_purge_dead_abnormal_call_edges): Update.
17055 * config/alpha/predicates.md: Update.
17056 * config/alpha/alpha.c (alpha_sa_mask): Update.
17057 (alpha_sa_size): Update.
17058 (alpha_does_function_need_gp): Update.
17059 (alpha_expand_prologue): Update.
17060 (alpha_start_function): Update.
17061 (alpha_output_function_end_prologue): Update.
17062 (alpha_expand_epilogue): Update.
17063 * config/frv/frv.c (frv_stack_info): Update.
17064 (frv_expand_epilogue): Update.
17065 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
17066 (s390_register_info): Update.
17067 (s390_frame_info): Update.
17068 (s390_init_frame_layout): Update.
17069 (s390_can_eliminate): Update.
17070 (save_gprs): Update.
17071 * config/spu/spu.c (spu_split_immediate): Update.
17072 (need_to_save_reg): Update.
17073 (spu_expand_prologue): Update.
17074 (spu_expand_epilogue): Update.
17075 * config/sparc/sparc.md: Update.
17076 * config/sparc/sparc.c (eligible_for_return_delay): Update.
17077 (sparc_tls_got): Update.
17078 (legitimize_pic_address): Update.
17079 (sparc_emit_call_insn): Update.
17080 (sparc_expand_prologue): Update.
17081 (output_return): Update.
17082 (print_operand): Update.
17083 (sparc_function_ok_for_sibcall): Update.
17084 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
17085 * config/m32r/m32r.md: Update.
17086 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
17087 (m32r_compute_frame_size): Update.
17088 (m32r_expand_prologue): Update.
17089 (m32r_expand_epilogue): Update.
17090 (m32r_legitimize_pic_address): Update.
17091 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
17092 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
17093 * config/i386/i386.c (ix86_frame_pointer_required): Update.
17094 (gen_push): Update.
17095 (ix86_save_reg): Update.
17096 (ix86_compute_frame_layout): Update.
17097 (ix86_expand_prologue): Update.
17098 (ix86_expand_epilogue): Update.
17099 * config/sh/sh.c (output_stack_adjust): Update.
17100 (calc_live_regs): Update.
17101 (sh5_schedule_saves): Update.
17102 (sh_expand_prologue): Update.
17103 (sh_expand_epilogue): Update.
17104 (sh_setup_incoming_varargs): Update.
17105 (sh_allocate_initial_value): Update.
17106 (sh_get_pr_initial_val): Update.
17107 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
17108 * config/sh/sh.md (label:): Update.
17109 * config/avr/avr.c (out_movhi_mr_r): Update.
17110 * config/crx/crx.h (enum): Update.
17111 * config/xtensa/xtensa.h (along): Update.
17112 * config/stormy16/stormy16.c Update.
17113 (xstormy16_compute_stack_layout): Update.
17114 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
17115 (fr30_expand_prologue): Update.
17116 * config/cris/cris.c (cris_conditional_register_usage): Update.
17117 (cris_reg_saved_in_regsave_area): Update.
17118 (cris_initial_frame_pointer_offset): Update.
17119 (cris_simple_epilogue): Update.
17120 (cris_expand_prologue): Update.
17121 (cris_expand_epilogue): Update.
17122 (cris_expand_pic_call_address): Update.
17123 (cris_asm_output_symbol_ref): Update.
17124 (cris_asm_output_label_ref): Update.
17125 * config/cris/cris.md Update.
17126 * config/iq2000/iq2000.c (compute_frame_size): Update.
17127 (iq2000_expand_epilogue): Update.
17128 * config/mt/mt.h (save_direction): Update.
17129 * config/mn10300/mn10300.c (mn10300_function_value): Update.
17130 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
17131 (ia64_secondary_reload_class): Update.
17132 * config/m68k/m68k.c (m68k_save_reg): Update.
17133 (m68k_expand_prologue): Update.
17134 (m68k_expand_epilogue): Update.
17135 (legitimize_pic_address): Update.
17136 * config/rs6000/rs6000.c (rs6000_got_register): Update.
17137 (first_reg_to_save): Update.
17138 (first_altivec_reg_to_save): Update.
17139 (compute_vrsave_mask): Update.
17140 (compute_save_world_info): Update.
17141 (rs6000_stack_info): Update.
17142 (spe_func_has_64bit_regs_p): Update.
17143 (rs6000_ra_ever_killed): Update.
17144 (rs6000_emit_eh_reg_restore): Update.
17145 (rs6000_emit_allocate_stack): Update.
17146 (rs6000_emit_prologue): Update.
17147 (rs6000_emit_epilogue): Update.
17148 (rs6000_output_function_epilogue): Update.
17149 (output_profile_hook): Update.
17150 (rs6000_elf_declare_function_name): Update.
17151 * config/rs6000/rs6000.h (rs6000_args): Update.
17152 * config/rs6000/rs6000.md: Update.
17153 * config/mcore/mcore.c (mcore_expand_prolog): Update.
17154 * config/arc/arc.c (arc_output_function_epilogue): Update.
17155 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
17156 * config/darwin.c (machopic_function_base_name): Update.
17157 * config/score/score3.c (score3_compute_frame_size): Update.
17160 (score3_epilogue): Update.
17161 * config/score/score7.c (score7_compute_frame_size): Update.
17162 (score7_prologue): Update.
17163 (score7_epilogue): Update.
17164 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
17165 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
17166 * config/arm/arm.c (use_return_insn): Update.
17167 (require_pic_register): Update.
17168 (arm_load_pic_register): Update.
17169 (arm_compute_save_reg0_reg12_mask): Update.
17170 (arm_compute_save_reg_mask): Update.
17171 (thumb1_compute_save_reg_mask): Update.
17172 (output_return_instruction): Update.
17173 (arm_output_function_prologue): Update.
17174 (arm_output_epilogue): Update.
17175 (arm_get_frame_offsets): Update.
17176 (arm_expand_prologue): Update.
17177 (thumb_pushpop): Update.
17178 (thumb_exit): Update.
17179 (thumb1_expand_prologue): Update.
17180 (thumb1_expand_epilogue): Update.
17181 (arm_unwind_emit): Update.
17182 (arm_output_fn_unwind): Update.
17183 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
17184 * config/arm/arm.md: Update.
17185 * config/pa/pa.md: Update.
17186 * config/pa/pa.c (legitimize_pic_address): Update.
17187 (compute_frame_size): Update.
17188 (hppa_expand_prologue): Update.
17189 (hppa_expand_epilogue): Update.
17190 (borx_reg_operand): Update.
17191 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
17192 (HARD_REGNO_RENAME_OK): Update.
17193 * config/mips/mips.c (mips_global_pointer): Update.
17194 (mips_save_reg_p): Update.
17195 (mips_compute_frame_info): Update.
17196 (mips_frame_pointer_required): Update.
17197 (mips_expand_prologue): Update.
17198 (mips_expand_epilogue): Update.
17199 (mips_can_use_return_insn): Update.
17200 (mips_reorg_process_insns): Update.
17201 * config/v850/v850.c (compute_register_save_size): Update.
17202 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
17203 * config/mmix/mmix.c (along): Update.
17204 (mmix_expand_epilogue): Update.
17205 * config/bfin/bfin.c (legitimize_pic_address): Update.
17206 (must_save_p): Update.
17207 (stack_frame_needed_p): Update.
17208 (add_to_reg): Update.
17209 (bfin_expand_prologue): Update.
17210 * stmt.c (expand_asm_operands): Update.
17211 * reload1.c (reload): Update.
17212 (init_elim_table): Update.
17214 2008-04-25 Bob Wilson <bob.wilson@acm.org>
17216 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
17218 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
17220 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
17221 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
17222 (mov<mode>): Removed.
17223 (*movv4sf_internal): Likewise.
17224 (*movv2df_internal): Likewise.
17226 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
17228 * config.gcc (crx-*-elf): Remove deprecation.
17230 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
17232 * config/i386/cygming-crtend.c (register_frame_ctor): Register
17233 __gcc_deregister_frame with atexit.
17234 (deregister_frame_dtor): Remove.
17236 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
17237 Nathan Sidwell <nathan@codesourcery.com>
17239 * config/rs6000/rs6000.opt (mspe): Remove Var property.
17241 * config/rs6000/rs6000.h (rs6000_spe): Declare.
17242 (rs6000_isel): Likewise.
17243 * config/rs6000/rs6000.c (rs6000_spe): New variable.
17244 (rs6000_isel): New variable.
17245 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
17247 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17250 * c-common.c (handle_vector_size_attribute): Call
17251 lang_hooks.types.reconstruct_complex_type instead of
17252 reconstruct_complex_type.
17253 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
17254 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
17255 * langhooks.h (struct lang_hooks_for_types): Add
17256 reconstruct_complex_type hook.
17257 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
17258 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
17260 2008-04-24 Richard Guenther <rguenther@suse.de>
17262 * c-common.h (check_builtin_function_arguments): Declare.
17263 * c-common.c (validate_nargs): New function.
17264 (check_builtin_function_arguments): Likewise.
17265 * c-typeck.c (build_function_call): Call
17266 check_builtin_function_arguments.
17267 * builtins.c (fold_builtin_classify): Remove error reporting code.
17268 (fold_builtin_unordered_cmp): Likewise.
17269 (fold_builtin_1): Likewise.
17270 (fold_builtin_n): Likewise.
17272 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17274 PR tree-optimization/36008
17275 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
17276 the original op1, rather than delta by step.
17278 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
17279 Sebastian Pop <sebastian.pop@amd.com>
17281 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
17282 eliminate_local_variables_stmt, eliminate_local_variables,
17283 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
17284 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
17285 of code delimited by two edges in the CFG.
17286 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
17287 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
17288 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
17289 the case of parallelisation of reductions.
17290 (expr_invariant_in_region_p): New.
17292 * tree-flow.h (gather_blocks_in_sese_region): Declared.
17293 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
17295 2008-04-24 Ira Rosen <irar@il.ibm.com>
17296 Richard Guenther <rguenther@suse.de>
17298 PR tree-optimization/36034
17299 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
17300 incapable of dealing with loads with gaps.
17302 2008-04-24 Rafael EspÃndola <espindola@google.com>
17304 * tree-flow.h (vrp_evaluate_conditional): Change signature.
17305 * tree-ssa-propagate.c (fold_predicate_in): Update call to
17306 vrp_evaluate_conditional.
17307 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
17308 (vrp_evaluate_conditional): Split the cond argument.
17309 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
17310 (simplify_stmt_for_jump_threading): Update call to
17311 vrp_evaluate_conditional.
17313 2008-04-24 Ira Rosen <irar@il.ibm.com>
17315 PR tree-optimization/35982
17316 * tree-vect-analyze.c (vect_check_interleaving): Check that the
17317 interleaved data-refs are of the same type.
17319 2008-04-24 Danny Smith <dannysmith@users.net>
17321 * c-format.c (check_format_info_main): Use strncmp rather than a
17322 magic prefix to handle multichar length specs.
17323 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
17324 Don't prefix "I64" and "I32" with '\0'.
17326 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17329 * config/i386/i386.c (init_cumulative_args): Don't pass anything
17330 in registers for -m32 only if stdarg_p (fntype).
17332 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
17334 PR rtl-optimization/36006
17335 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
17336 temp to op0 in order to avoid invalid rtx sharing.
17338 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
17340 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
17341 check TREE_INVARIANT.
17342 * tree-gimple.c (is_gimple_address): New.
17343 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
17344 * tree-gimple.h (is_gimple_address): New.
17345 * tree.h (decl_address_invariant_p): New.
17346 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
17347 (build_string): Likewise.
17348 (decl_address_invariant_p): New, from is_gimple_invariant_address.
17349 (tree_invariant_p_1): Likewise.
17350 (save_expr): Use it.
17351 (tree_invariant_p): New.
17352 (skip_simple_arithmetic): Use it.
17353 (stabilize_reference_1): Use it.
17354 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
17356 (build1_stat): Drop code to compute TREE_INVARIANT.
17357 (build2_stat): Drop code to compute TREE_INVARIANT.
17358 (build3_stat): Drop code to compute TREE_INVARIANT.
17359 (build4_stat): Drop code to compute TREE_INVARIANT.
17360 (build5_stat): Drop code to compute TREE_INVARIANT.
17361 (build7_stat): Drop code to compute TREE_INVARIANT.
17362 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
17363 * tree.h (struct tree_base): Remove invariant_flag.
17364 (TREE_INVARIANT): Remove.
17365 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
17366 (fold_builtin_expect): Check TREE_CONSTANT.
17367 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
17368 * c-tree.h (c_expr_to_decl): Drop third parameter.
17369 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
17370 (build_c_cast): Don't set TREE_INVARIANT.
17371 (pop_init_level): Don't set TREE_INVARIANT.
17372 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
17373 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
17375 (gimplify_init_constructor): Don't set TREE_INVARIANT.
17376 (gimplify_addr_expr): Adjust comment.
17377 * tree-mudflap.c (mf_build_string):
17378 * print-tree.c (print_node): Don't print TREE_INVARIANT.
17379 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
17380 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
17381 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
17382 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
17383 * langhooks.h (struct lang_hooks): Drop third parameter from
17386 2008-04-23 Richard Guenther <rguenther@suse.de>
17388 PR tree-optimization/27799
17389 PR tree-optimization/32921
17390 PR tree-optimization/32624
17391 * tree-ssa-structalias.c (merge_smts_into): Only merge the
17392 SMTs aliases and the tag itself into the solution.
17393 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
17394 merge the points-to solution back into the SMT aliases.
17395 (may_alias_p): Use alias_set_subset_of instead of
17396 aliases_conflict_p. A pointer which points to
17397 memory with alias set zero may access any variable.
17399 2008-04-23 Richard Guenther <rguenther@suse.de>
17401 * alias.c (alias_set_subset_of): Correctly handle asking
17402 if zero is a subset of an alias set with zero child.
17403 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
17404 (compute_flow_insensitive_aliasing): Correctly walk all
17405 pointers. Do not unnecessarily union sets.
17407 2008-04-23 Richard Guenther <rguenther@suse.de>
17409 PR middle-end/36021
17410 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
17412 2008-04-22 Tomas Bily <tbily@suse.cz>
17414 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
17416 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
17418 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
17419 * tree-ssa-structalias.c (get_constraint_for): Likewise.
17420 * tree-inline.c (estimate_num_insns_1): Likewise.
17421 * varasm.c (const_hash_1, compare_constant, copy_constant)
17422 (compute_reloc_for_constant, output_addressed_constants): Likewise.
17423 * emit-rtl.c (component_ref_for_mem_expr)
17424 (set_mem_attributes_minus_bitpos): Likewise.
17425 * expr.c (highest_pow2_factor, expand_expr_real_1, )
17426 (is_aligning_offset): Likewise.
17427 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
17428 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
17429 * dojump.c (do_jump): Likewise.
17430 * builtins.c (get_pointer_alignment, get_memory_rtx)
17431 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
17432 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
17434 2008-04-23 Jakub Jelinek <jakub@redhat.com>
17436 PR rtl-optimization/36017
17437 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
17438 expanding the library call.
17440 2008-04-22 Ian Lance Taylor <iant@google.com>
17442 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
17443 than size_in_bytes.
17445 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
17447 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
17448 of LR/CTR moves for Power6.
17450 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
17452 PR middle-end/36003
17453 * passes.c (init_optimization_passes): Remove
17454 pass_fast_rtl_byte_dce.
17456 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
17459 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
17460 builtin functions to generate faster code.
17461 (_mm_cvtpu16_ps): Ditto.
17462 (_mm_cvtpi32x2_ps): Ditto.
17464 2008-04-22 Nick Clifton <nickc@redhat.com>
17466 * common.opt (ftree-loop-distribution): Add Optimization
17469 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
17470 (frv_expand_builtin_va_start): Likewise.
17472 * config/arm/arm.c (thumb_find_work_register): Fix location of
17473 argument register count.
17475 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17477 Support scheduling for ColdFire V1 and V3 microarchitecture.
17478 Improve scheduling of multiplication instructions.
17480 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
17481 (mac): New instruction attribute.
17482 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
17483 (m68k_sched_mac): New variable.
17484 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
17485 Handle cfv1 and cfv3.
17486 (max_insn_size): New static variable.
17487 (struct _sched_ib): New type.
17488 (sched_ib): New static variable.
17489 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
17490 to fields of 'struct _sched_ib sched_ib'. Update all uses.
17491 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
17493 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
17494 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
17495 new variables. Update.
17496 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
17497 Add modeling of cfv3 instruction buffer. Update.
17498 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
17499 * config/m68k/m68k.h (TUNE_CFV3): New macro.
17500 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
17501 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
17502 a particular reservation applies to.
17503 (type2): Reorganize attribute values. Rename alu to alu_reg,
17504 alu_l to alu, move_l to omove. Join move to alu. Split mul
17505 to mul_l and mul_w.
17506 (cf_ib_*): Simplify description of instruction buffer.
17507 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
17508 (cf_mem): Split into cf_mem1 and cf_mem2.
17509 (cf_v2_move_??): Rename to cfv12_alu_??.
17510 (cf_v2_move_l_??): Rename to cfv12_omove_??.
17511 (cf_v2_mul_??): Remove reservations.
17512 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
17513 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
17514 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
17516 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
17517 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
17518 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
17519 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
17520 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
17521 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
17522 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
17523 expansions of the above reservations for instructions of sizes
17526 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17528 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
17530 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
17532 * coverage.c: Include tree-pass.h.
17533 (coverage_counter_alloc): Print da_file_name to the dump file.
17535 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
17537 * sbitmap.c (sbitmap_range_empty_p): New function.
17538 * sbitmap.h (sbitmap_range_empty_p): New function.
17539 * bitmap.h: Now includes obstack.h.
17541 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
17542 Kenneth Zadeck <zadeck@naturalbridge.com>
17544 * dbgcnt.def (ra_byte_scan): Added.
17545 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
17546 when the last hit happens for a counter.
17547 * timevar.def (TV_DF_BYTE_LR): New variable.
17548 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
17549 * passes.c (pass_fast_rtl_byte_dce): New pass.
17550 * fwprop.c (update_df): Added mode to call df_ref_create.
17551 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17552 DF_REF_EXTRACT_OFFSET.
17553 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
17554 DF_BYTE_LR_OUT, df_byte_lr): New macro.
17556 (df_ref_extract): Added mode field.
17557 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
17558 DF_REF_EXTRACT_OFFSET.
17559 (DF_REF_EXTRACT_MODE): New macro.
17560 (df_byte_lr_bb_info): New structure.
17561 (df_print_byte_regset, df_compute_accessed_bytes,
17562 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
17563 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
17564 df_byte_lr_simulate_uses,
17565 df_byte_lr_simulate_artificial_refs_at_top,
17566 df_byte_lr_simulate_artificial_refs_at_end,
17567 df_compute_accessed_bytes): New function.
17568 (df_ref_create): Add parameter.
17569 (df_byte_lr_get_bb_info): New inline function.
17570 * df-scan.c (df_ref_record, df_uses_record,
17571 df_ref_create_structure): Added mode parameter.
17572 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
17573 df_defs_record, df_uses_record, df_get_conditional_uses,
17574 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
17575 df_entry_block_defs_collect, df_exit_block_uses_collect):
17576 Added mode parameter to calls to df_ref_record, df_uses_record,
17577 df_ref_create_structure.
17578 (df_ref_equal_p, df_ref_compare): Added test for modes.
17579 (df_ref_create_structure): Added code to set mode. Renamed
17580 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17581 DF_REF_EXTRACT_OFFSET.
17582 * df-core.c (df_print_byte_regset): New function.
17583 * df-byte-scan.c: New file.
17584 * df-problems.c (df_rd_transfer_function): Removed unnecessary
17585 calls to BITMAP_FREE.
17586 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
17587 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
17588 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
17589 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
17590 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
17591 df_byte_lr_local_compute, df_byte_lr_init,
17592 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
17593 df_byte_lr_transfer_function, df_byte_lr_free,
17594 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
17595 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
17596 df_byte_lr_simulate_uses,
17597 df_byte_lr_simulate_artificial_refs_at_top,
17598 df_byte_lr_simulate_artificial_refs_at_end): New function.
17599 * dce.c (byte_dce_process_block): New function.
17600 (dce_process_block): au is now passed in rather than computed
17601 locally. Changed loops that look at artificial defs to not look
17602 for conditional or partial ones, because there never are any.
17603 (fast_dce): Now is able to drive byte_dce_process_block or
17604 dce_process_block depending on the kind of dce being done.
17605 (rest_of_handle_fast_dce): Add parameter to fast_dce.
17606 (rest_of_handle_fast_byte_dce): New function.
17607 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
17608 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
17610 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
17613 * gcc.h: Added fortran options that take arguments to
17614 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
17617 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
17619 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
17620 scalarization if on the LHS and not a full access.
17622 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17624 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
17626 2008-04-18 Rafael EspÃndola <espindola@google.com>
17628 * tree-vrp.c (find_case_label_index): Fix the binary search.
17629 (find_case_label_range): New.
17630 (vrp_visit_switch_stmt): Use find_case_label_range.
17631 (simplify_switch_using_ranges): Use find_case_label_range.
17633 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
17635 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
17636 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
17638 2008-04-18 Tom Tromey <tromey@redhat.com>
17641 * doc/cpp.texi (Implementation-defined behavior): Mention
17644 2008-04-18 Ian Lance Taylor <iant@google.com>
17646 * fold-const.c (pointer_may_wrap_p): New static function.
17647 (fold_comparison): Add another test for pointer overflow. Use
17648 pointer_may_wrap_p to disable some false positives.
17650 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
17652 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
17653 (fname_as_string): Match updated cpp_interpret_string prototype.
17654 (fix_string_type): Support char16_t* and char32_t*.
17655 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
17656 derivative) nodes. Register as builtin if C++0x.
17657 (c_parse_error): Support CPP_CHAR{16,32}.
17658 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
17659 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
17660 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
17661 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
17662 CTI_CHAR32_ARRAY_TYPE>: New elements.
17663 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
17664 char32_type_node, signed_char32_type_node, char16_array_type_node,
17665 char32_array_type_node): New defines.
17666 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
17667 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
17668 (lex_string): Support CPP_STRING{16,32}, match updated
17669 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
17670 (lex_charconst): Support CPP_CHAR{16,32}.
17671 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
17672 and CPP_STRING{16,32}.
17674 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
17677 * aclocal.m4: Regenerate.
17678 * configure: Regenerate.
17680 2008-04-18 Jan Hubicka <jh@suse.cz>
17682 * except.c (dw2_size_of_call_site_table,
17683 sjlj_size_of_call_site_table): Use vector API for call_site_record.
17685 * cgraphbuild.c (build_cgraph_edges): Update.
17686 * tree-pass.h: Update comment.
17687 * final.c (leaf_function_p): Update.
17688 (leaf_renumber_regs): Update.
17689 (rest_of_clean_state): Update.
17690 * omp-low.c (expand_omp_parallel): Update.
17691 * ipa-reference.c (analyze_function): Update.
17692 * reorg.c (find_end_label): Update.
17693 (optimize_skip): Update.
17694 (fill_simple_delay_slots): Update.
17695 (fill_simple_delay_slots): Update.
17696 (make_return_insns): Update.
17697 (dbr_schedule): Update.
17698 * gimple-low.c (record_vars_into): Update.
17699 * cfgbuild.c (make_edges): Update.
17700 * function.c (assign_stack_local): Update.
17701 (assign_parm_adjust_stack_rtl): Update.
17702 (locate_and_pad_parm): Update.
17703 (allocate_struct_function): Do not initialize stack_alignment_needed
17704 and preferred_stack_boundary here.
17705 (stack_protect_prologue): Update.
17706 (stack_protect_epilogue): Update.
17707 (expand_function_start): Initialize stack_alignment_needed,
17708 preferred_stack_boundary and max_jumptable_ents.
17709 (expand_function_end): Update.
17710 (free_after_compilation): Do not NULLify epilogue_delay_list.
17711 * function.h (struct rtl_data): Add stack_protect_guard,
17712 stack_alignment_needed,
17713 preferred_stack_boundary, epilogue_delay_list.
17714 (struct function): Remove value_histograms, stack_alignment_needed,
17715 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
17717 unexpanded_var_list, stack_protect_guard.
17718 (current_function_epilogue_delay_list): Remove.
17719 * ipa-type-escape.c (analyze_function): Update.
17720 * gimplify.c (pop_gimplify_context): Update comment.
17721 * calls.c (expand_call): Update.
17722 (emit_library_call_value_1): Update.
17723 * except.c (set_nothrow_function_flags): Update.
17724 * cfgexpand.c (get_decl_align_unit): Update.
17725 (create_stack_guard): Update.
17726 (estimated_stack_frame_size): Update.
17727 (expand_used_vars): Update.
17728 (tree_expand_cfg): Free histogram earliers, init expansion variables.
17729 * explow.c (allocate_dynamic_stack_space): Update.
17730 * tree-ssa-live.c (remove_unused_locals): Update.
17731 * varasm.c (mark_constant_pool): Update.
17732 * tree-inline.c (remap_decls): Update.
17733 (initialize_cfun): Update.
17734 (declare_return_variable): Update.
17735 (inline_forbidden_p): Update.
17736 (expand_call_inline): Update.
17737 (declare_inline_vars): Update.
17738 (tree_function_versioning): Update.
17739 * tree-flow.h (value_histograms): New.
17740 (VALUE_HISTOGRAMS): New macro.
17741 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
17743 * tree-cfg.c (set_bb_for_stmt): Update.
17744 (replace_by_duplicate_decl): Update.
17745 (move_block_to_fn): Update.
17746 (new_label_mapper): Update.
17747 (dump_function_to_file): Update.
17748 * ipa-struct-reorg.c (build_data_structure): Update.
17749 * cfgrtl.c (print_rtl_with_bb): Update.
17750 * reload1.c (reload): Update.
17752 * config/i386/i386.c (setup_incoming_varargs_64,
17753 ix86_compute_frame_layout): Update.
17754 * config/arc/arc.c (arc_output_function_epilogue): Update.
17756 2008-04-18 Marius Strobl <marius@FreeBSD.org>
17758 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
17759 for FreeBSD as well.
17760 * gthr-posix95.h: Likewise.
17762 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
17764 PR rtl-optimization/35838
17765 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
17766 out the byte offset of the first subreg.
17768 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
17770 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
17771 to split_ti instead of three separate calls with single member arrays.
17772 (subti3 splitter): Ditto.
17773 (adddi3 splitter): Ditto with split_di.
17774 (subdi3 splitter): Ditto.
17775 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
17776 two separate calls with single member arrays. Swap match_dup
17777 operands 1 and 2 to better fit into the array.
17778 (negdi2 splitter): Ditto with split_di.
17779 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
17780 two separate calls with single member arrays. Swap match_dup operands
17781 6 and 7 to better fit into the array.
17783 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
17785 * config/i386/i386.c (sse_builtin_type): New.
17786 (bdesc_sse_args): Likewise.
17787 (bdesc_sse_3arg): Removed.
17788 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
17789 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
17790 IX86_BUILTIN_ROUNDPS.
17791 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
17792 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
17793 IX86_BUILTIN_ROUNDPS.
17794 (ix86_expand_sse_4_operands_builtin): Removed.
17795 (ix86_expand_sse_operands_builtin): New.
17796 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
17797 and CODE_FOR_sse4_1_roundps.
17798 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
17799 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
17801 2008-04-17 Alan Modra <amodra@bigpond.net.au>
17804 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
17805 regs before frame pop when needed. If use_backchain_to_restore_sp
17806 then load backchain into a temp reg to restore vr and vrsave. Add
17807 code to restore vr after frame pop if possible.
17809 2008-04-17 Richard Guenther <rguenther@suse.de>
17811 * tree-vn.c (expressions_equal_p): Do not check type
17812 equality or compatibility before calling operand_equal_p.
17813 * fold-const.c (operand_equal_p): Check equivalence of
17814 integer constants before bailing out due to signedness or
17815 precision differences.
17816 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
17817 spurious differences in type qualification. Ignore types
17818 for COMPONENT_REFs at all.
17820 2008-04-17 Christian Bruel <christian.bruel@st.com>
17822 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
17823 msw_skip comparison.
17825 2008-04-16 Jakub Jelinek <jakub@redhat.com>
17828 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
17831 PR tree-optimization/35899
17832 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
17833 rather than TREE_OPERAND.
17835 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
17838 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
17839 temporary registers. Change operand predicate to general_operand.
17840 (remainderxf3): Ditto.
17842 2008-04-16 Richard Guenther <rguenther@suse.de>
17844 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
17845 * tree-affine.c (aff_combination_expand): Look through some
17848 2008-04-15 Doug Kwan <dougkwan@google.com>
17850 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
17852 * tree-pretty-print.c (dump_generic_node): Ditto.
17853 * final.c (output_addr_const): Ditto.
17854 * dwarf2out.c (output_cfi): Ditto.
17855 * c-pretty-print.c (pp_c_integer_constant): Ditto.
17856 * print-rtl.c (print_rtx): Ditto.
17857 * print-tree.c (print_node_brief, print_node): Ditto.
17858 * c-common.c (match_case_to_enum_1): Ditto.
17859 * sched-vis.c (print_value): Ditto.
17860 * config/i386/i386.c (print_operand): Cast to long unsigned int
17863 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
17864 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
17865 MS Windows VirtualProtect function.
17867 2008-04-15 Jan Hubicka <jh@suse.cz>
17869 * gengtype.c (write_root): Param_is argument is OK.
17870 * expr.c (expand_expr_real_1): Update call of get_exception_*.
17871 * function.h: Include varray.h
17872 (rtl_eh): New stucture based on except.c one.
17873 (call_site_record): New forward declaration and vector type.
17874 * calls.c (emit_call_1): Do not call
17875 note_current_region_may_contain_throw.
17876 * except.c (eh_status): Remove cur_region, try_region since they are
17878 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
17879 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
17880 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
17881 Remove call_site_data_used, call_site_data_size.
17882 Turn call_site_record into vector in function.h.
17883 (note_current_region_may_contain_throw): Remove.
17884 (get_exception_pointer, get_exception_filter): Do not take struct
17885 function argument; update.
17886 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
17887 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
17888 build_post_landing_pads, dw2_build_landing_pads,
17889 sjlj_assign_call_site_values, sjlj_mark_call_sites,
17890 sjlj_emit_function_enter, sjlj_emit_function_enter,
17891 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
17892 sjlj_build_landing_pads, finish_eh_generation,
17893 remove_exception_handler_label, remove_eh_handler,
17894 maybe_remove_eh_handler, add_reachable_handler,
17895 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
17896 add_action_record, collect_one_action_chain, add_call_site,
17897 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
17898 sjlj_output_call_site_table, output_function_exception_table,
17899 * except.h (note_current_region_may_contain_throw): Remove
17900 (get_exception_pointer, get_exception_filter): Do not take struct
17902 * Makefile.in (GTFILES): Put varargs before struct function.
17904 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
17906 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
17907 punt for STRING_CST.
17908 (get_constraint_for): Deal with STRING_CST here instead.
17910 2008-04-15 Richard Guenther <rguenther@suse.de>
17912 * tree-ssa-propagate.c (substitute_and_fold): Substitute
17913 statements in a basic-block with a backward walk. Do not
17914 substitute into dead statements but instead remove those.
17916 2008-04-15 Richard Guenther <rguenther@suse.de>
17918 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
17919 to zero, thus disable creation of SFTs.
17921 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
17923 * tree-predcom.c (suitable_reference_p): Return false if the
17924 reference can throw.
17926 2008-04-15 Jakub Jelinek <jakub@redhat.com>
17929 * c-decl.c (finish_decl): If extern or static var has variable
17930 size, set TREE_TYPE (decl) to error_mark_node.
17932 2008-04-15 Rafael EspÃndola <espindola@google.com>
17934 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
17937 2008-04-15 Richard Guenther <rguenther@suse.de>
17939 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
17940 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
17941 (visit_reference_op_load): Do walk vuse-vdef chains on
17942 vn_reference_lookup.
17943 (visit_reference_op_store): But do not here.
17944 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
17945 vn_reference_lookup.
17946 (vn_lookup_with_vuses): But do so here.
17948 2008-04-14 Ian Lance Taylor <iant@google.com>
17950 * fold-const.c (fold_overflow_warning): Remove assertion.
17952 2008-04-15 Ben Elliston <bje@au.ibm.com>
17954 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
17955 temp1 local variables.
17957 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
17960 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
17961 ".text.unlikely" section as executable.
17963 2008-04-14 James E. Wilson <wilson@tuliptree.org>
17965 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17966 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
17967 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
17968 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
17969 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
17970 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
17971 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
17973 2008-04-14 Ian Lance Taylor <iant@google.com>
17975 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
17976 * fold-const.c (fold_comparison): If appropriate, test
17977 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
17978 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
17979 reassociating a pointer type.
17980 * doc/invoke.texi (Optimize Options): Document that
17981 -fstrict-overflow applies to pointer wraparound.
17983 2008-04-13 Jan Hubicka <jh@suse.cz>
17985 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
17987 2008-04-12 Andrew Pinski <pinskia@gmail.com>
17989 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
17990 we are going to "save the world".
17992 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
17994 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
17995 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
17996 operand 0 constraint, not "=".
17998 2008-04-11 James E. Wilson <wilson@tuliptree.org>
18000 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
18002 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
18004 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
18005 of size of positions_needed * CHAR_BIT.
18007 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
18009 PR middle-end/35897
18010 * dse.c (store_info): Change positions_needed to unsigned
18012 (lowpart_bitmask): New.
18013 (record_store): Cast to unsigned HOST_WIDE_INT for
18014 positions_needed. Assert width <= size of positions_needed *
18015 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
18016 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
18017 lowpart_bitmask to set mask.
18019 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18021 * config/bfin/constraints.md: New file.
18022 * config/bfin/bfin.md: Include it.
18023 (adddi3): Use satisfies_constraint functions instead of the old macros.
18024 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
18025 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
18026 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
18027 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
18028 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
18029 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
18030 EXTRA_CONSTRAINT): Delete.
18031 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
18032 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
18034 * config/bfin/bfin.c: Include "tm-constrs.h".
18035 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
18036 Use satisfies_constraint functions instead of the old macros.
18037 * doc/md.texi (Blackfin Constraints): Update file name reference.
18039 2008-04-11 Richard Guenther <rguenther@suse.de>
18041 PR tree-optimization/35869
18042 * tree-vrp.c (execute_vrp): Move switch statement update after
18043 jump threading. Schedule another cfg cleanup run.
18045 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
18048 * attribs.c (decl_attributes): Return early on errorneous node.
18050 2008-04-10 Oleg Ryjkov <olegr@google.com>
18052 * tree.h (struct tree_base): Added a new flag default_def_flag.
18053 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
18055 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
18057 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
18059 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18062 * pa.md: Define mode iterator P. Define mode attribute dwc.
18063 (dcacheflush): Update pattern to use iterator P and attribute dwc.
18064 (icacheflush): Likewise.
18065 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
18066 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
18068 2008-04-11 Ben Elliston <bje@au.ibm.com>
18070 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
18072 2008-04-10 Rafael EspÃndola <espindola@google.com>
18074 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
18075 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
18076 (extract_range_from_expr): The same.
18078 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
18080 * config/mips/mips.md (GPR2): New mode iterator.
18081 (seq): Add comment.
18082 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
18083 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
18084 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
18085 Rewrite these to take two modes, the mode of comparison and the
18086 mode of the destination.
18087 * config/mips/mips.c (mips_expand_scc): Instead of having
18088 paradoxical subreg as destination, expand "narrowing" scc if mode
18089 of comparison is SI and target is requested in DI mode.
18090 (mips_emit_int_order_test): Update comment. Make mode of
18091 comparison match CMP0 rather than TARGET. When creating inverse
18092 target use mode of TARGET.
18094 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
18096 * gcov-dump.c (tag_summary): Only print summaries for the first
18097 GCOV_COUNTERS_SUMMABLE counters.
18099 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
18101 * config/i386/i386.md (absneg): New code iterator.
18102 (absnegprefix): New code attribute.
18103 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
18104 patterns using absneg code iterator.
18105 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
18106 using absneg code iterator.
18107 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
18108 *neg<mode>2 patterns using absneg code iterator.
18109 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
18110 *negextendsfdf2 patterns using absneg code iterator.
18111 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
18112 *negextendsfxf2 patterns using absneg code iterator.
18113 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
18114 *negextendsfdf2 patterns using absneg code iterator.
18115 * config/i386/sse.md (<code><mode>2): Macroize expander from
18116 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
18118 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
18120 * config/s390/s390.h: Remove the remains of the recent search
18121 & replace action of current_function_outgoing_args_size.
18123 2008-04-10 Ira Rosen <irar@il.ibm.com>
18125 PR tree-optimization/35821
18126 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
18127 NEW_STMT_LIST is not NULL.
18129 2008-04-09 David Edelsohn <edelsohn@gnu.org>
18132 * toplev.c (process_options): Remove -ffunction-sections debugging
18135 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
18137 PR middle-end/PR28690
18138 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
18139 than gen_rtx_fmt_ee to perform more canonicalizations.
18141 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18144 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
18146 2008-04-09 Richard Guenther <rguenther@suse.de>
18148 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
18149 (dump_function_to_file): Dump function arguments with types.
18151 2008-04-08 Richard Guenther <rguenther@suse.de>
18153 * fold-const.c (fold_widened_comparison): Do not allow
18154 sign-changes that change the result.
18156 2008-04-08 Janis Johnson <janis187@us.ibm.com>
18159 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
18160 kinds of indirect references.
18162 2008-04-08 David Edelsohn <edelsohn@gnu.org>
18164 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
18165 GNU Fortran language string.
18167 2008-04-08 Rafael EspÃndola <espindola@google.com>
18169 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
18170 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
18171 * tree.h (tree_call_nonnegative_warnv_p): New.
18173 2008-04-08 Jan Hubicka <jh@suse.cz>
18175 * function.c (free_after_compilation): Clear out regno_reg_rtx
18178 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
18181 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
18183 PR middle-end/PR28690
18184 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
18185 same precedence as REG_POINTER and MEM_POINTER operands.
18187 2008-04-08 Richard Guenther <rguenther@suse.de>
18189 PR middle-end/35834
18190 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
18191 for adding index to base.
18193 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
18195 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
18196 (MINGW_ENABLE_EXECUTE_STACK): New.
18197 (IN_LIBGCC2): For libgcc include windows.h file for
18198 function declarations.
18200 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
18202 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
18203 and tem2 if tem1 is not a REG or MULT.
18205 2008-04-08 Jan Hubicka <jh@suse.cz>
18207 * function.h (incomming_args): Break out of struct function.
18208 (function_subsections): Break out of struct function.
18209 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
18210 return_rtx and hard_reg_initial_vals from struct function.
18211 Kill inl_max_label_num.
18212 (current_function_pops_args, current_function_args_info,
18213 current_function_args_size, current_function_args_size,
18214 current_function_pretend_args_size,
18215 current_function_outgoing_args_size,
18216 current_function_internal_arg_pointer, current_function_return_rtx):
18217 Kill compatibility accestor macros.
18218 * builtins.c (expand_builtin_apply_args_1): Update.
18219 (expand_builtin_next_arg): Update.
18220 * df-scan.c (df_get_call_refs): Update.
18221 * dbxout.c (dbxout_function_end): Update.
18222 * dwarf2out.c (dwarf2out_switch_text_section): Update.
18223 (output_line_info): Update.
18224 (secname_for_decl): Update.
18225 (dwarf2out_var_location): Update.
18226 * function.c (free_after_compilation): Update.
18227 (assign_parm_find_stack_rtl): Update.
18228 (assign_parms): Update.
18229 (expand_dummy_function_end): Update.
18230 (expand_function_end): Update.
18231 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
18232 (expand_call): Update.
18233 (emit_library_call_value_1): Update.
18234 (store_one_arg): Update.
18235 * varasm.c (initialize_cold_section_name): Update.
18236 (unlikely_text_section): Update.
18237 (unlikely_text_section_p): Update.
18238 (assemble_start_function): Update.
18239 (assemble_end_function): Update.
18240 (default_section_type_flags): Update.
18241 (switch_to_section): Update.
18242 * integrate.c (set_decl_abstract_flags): Update.
18243 (get_hard_reg_initial_val): Update.
18244 (has_hard_reg_initial_val): Update.
18245 (allocate_initial_values): Update.
18246 * resource.c (init_resource_info): Update.
18247 * config/alpha/alpha.c (NUM_ARGS): Update.
18248 (direct_return): Update.
18249 (alpha_va_start): Update.
18250 (alpha_sa_size): Update.
18251 (alpha_initial_elimination_offset): Update.
18252 (alpha_expand_prologue): Update.
18253 (alpha_start_function): Update.
18254 (alpha_expand_epilogue): Update.
18255 (unicosmk_initial_elimination_offset):
18256 * config/alpha/alpha.md (call expander): Update.
18257 * config/s390/s390.c (s390_register_info): Update.
18258 (s390_register_info): Update.
18259 (s390_frame_info): Update.
18260 (s390_initial_elimination_offset): Update.
18261 (s390_build_builtin_va_list): Update.
18262 (s390_va_start): Update.
18263 * config/spu/spu.c (direct_return): Update.
18264 (spu_expand_prologue): Update.
18265 (spu_initial_elimination_offset): Update.
18266 (spu_build_builtin_va_list): Update.
18267 (spu_va_start): Update.
18268 * config/sparc/sparc.c (sparc_init_modes): Update.
18269 (sparc_compute_frame_size): Update.
18270 (function_value): Update.
18271 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
18272 * config/i386/i386.md (return expander): Update.
18273 * config/i386/i386.c (ix86_va_start): Update.
18274 (ix86_can_use_return_insn_p): Update.
18275 (ix86_compute_frame_layout): Update.
18276 (ix86_expand_epilogue): Update.
18277 * config/sh/sh.c (output_stack_adjust): Update.
18278 (calc_live_regs): Update.
18279 (sh_expand_prologue): Update.
18280 (sh_builtin_saveregs): Update.
18281 (sh_va_start): Update.
18282 (initial_elimination_offset): Update.
18283 (sh_allocate_initial_value): Update.
18284 (sh_function_ok_for_sibcall): Update.
18285 (sh_get_pr_initial_val): Update.
18286 * config/sh/sh.md (return expander): Update.
18287 * config/avr/avr.c (frame_pointer_required_p): UPdate.
18288 * config/crx/crx.c (crx_compute_frame): UPdate.
18289 (crx_initial_elimination_offset): UPdate.
18290 * config/xtensa/xtensa.c (compute_frame_size): Update
18291 (xtensa_builtin_saveregs): Update.
18292 (xtensa_va_start): Update.
18293 (order_regs_for_local_alloc): Update.
18294 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
18295 (xstormy16_expand_builtin_va_start): Update.
18296 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
18297 * config/m68hc11/m68hc11.md (return expanders): Update.
18298 * config/m68hc11/m68hc11.c (expand_prologue): Update.
18299 (expand_epilogue): Update.
18300 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
18301 (cris_simple_epilogue): Update.
18302 (cris_expand_prologue): Update.
18303 (cris_expand_epilogue): Update.
18304 * config/iq2000/iq2000.c (iq2000_va_start): Update.
18305 (compute_frame_size): Update.
18306 * config/mt/mt.c (mt_compute_frame_size): Update.
18307 * config/mn10300/mn10300.c (expand_prologue): Update.
18308 (expand_epilogue): Update.
18309 (initial_offset): Update.
18310 (mn10300_builtin_saveregs):
18311 * config/mn10300/mn10300.md (return expander): Update.
18312 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
18313 (ia64_initial_elimination_offset): Update.
18314 (ia64_initial_elimination_offset): Update.
18315 (ia64_expand_prologue): Update.
18316 * config/m68k/m68k.md (return expander): Update.
18317 * config/rs6000/rs6000.c (rs6000_va_start): Update.
18318 (rs6000_stack_info): Update.
18319 * config/mcore/mcore.c (layout_mcore_frame): Update.
18320 (mcore_expand_prolog): Update.
18321 * config/arc/arc.c (arc_compute_frame_size): Update.
18322 * config/score/score3.c (score3_compute_frame_size): Update.
18323 * config/score/score7.c (score7_compute_frame_size): Update.
18324 * config/arm/arm.c (use_return_insn): Update.
18325 (thumb_find_work_register): Update.
18326 (arm_compute_save_reg_mask): Update.
18327 (arm_output_function_prologue): Update.
18328 (arm_output_epilogue): Update.
18329 (arm_size_return_regs): Update.
18330 (arm_get_frame_offsets): Update.
18331 (arm_expand_prologue): Update.
18332 (thumb_exit): Update.
18333 (thumb_unexpanded_epilogue): Update.
18334 (thumb1_output_function_prologue): Update.
18335 * config/pa/pa.md (return expander): Update.
18336 * config/pa/pa.c (compute_frame_size): Update.
18337 (hppa_builtin_saveregs): Update.
18338 * config/mips/mips.c (mips_va_start): Update.
18339 (mips16_build_function_stub): Update.
18340 (mips_compute_frame_info): Update.
18341 (mips_restore_gp): Update.
18342 (mips_output_function_prologue): Update.
18343 (mips_expand_prologue): Update.
18344 * config/v850/v850.c (compute_frame_size): Update.
18345 (expand_prologue): * config/mmix/mmix.c (along): update.
18346 (mmix_initial_elimination_offset): update.
18347 (mmix_reorg): update.
18348 (mmix_use_simple_return): update.
18349 (mmix_expand_prologue): update.
18350 (mmix_expand_epilogue): Update.
18351 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
18352 (emit_link_insn): Update.
18354 2008-04-08 Anatoly Sokolov <aesok@post.ru>
18356 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
18357 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
18359 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
18362 2008-04-07 Jan Hubicka <jh@suse.cz>
18364 * function.h (rtl): Rename to x_rtl.
18365 (crtl): New define.
18366 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
18367 frame_offset, stack_check_probe_note, arg_pointer_save_area,
18368 used_temp_slots avail_temp_slots, temp_slot_level,
18369 nonlocal_goto_handler_labels): Update accesstors.
18370 (rtl): New global variable.
18371 (struct function): Move some fileds to rtl_data.
18372 (get_arg_pointer_save_area): Update prototype.
18373 * builtins.c (expand_builtin_setjmp_receiver): Update call of
18374 get_arg_pointer_save_area.
18375 * expr.c (init_expr): Update
18376 * function.c (get_frame_size): Update
18377 (assign_stack_local): Update
18378 (expand_function_end): Update.
18379 (get_art_pointer_save_area): Update
18381 * emit-rtl.c (rtl): Declare.
18382 (regno_reg_rtx): Declare.
18383 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
18385 (gen_reg_rtx): Update.
18386 * varasm.c (n_deferred_constatns): Update accestor.
18387 (init_varasm_status): Do not allocate varasm_status.
18388 (force_const_mem, get_pool_size, output_constant_pool): Update.
18389 * stmt.c (force_label_rtx): Do not use x_ prefixes.
18390 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
18391 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
18392 * sparc/sparc.h (INIT_EXPANDERS): Update.
18393 * ia64/ia64.h (INIT_EXPANDERS): Update.
18395 2008-04-07 James E. Wilson <wilson@tuliptree.org>
18397 * reload.c (push_secondary_reload): Add missing break to for loop.
18399 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
18401 PR middle-end/PR28690
18402 * rtlanal.c: Update copyright years.
18403 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
18404 as REG_POINTER and MEM_POINTER operands.
18405 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
18406 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
18407 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
18408 * gcse.c: Update copyright years.
18409 (pre_delete): Call gen_reg_rtx_and_attrs.
18410 (hoist_code): Likewise.
18411 (build_store_vectors): Likewise.
18412 (delete_store): Likewise.
18413 * loop-invariant.c (move_invariant_reg): Likewise.
18414 Update copyright years.
18416 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
18418 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
18419 control string instead of quoted.
18421 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
18423 * doc/rtl.texi: Rewrite of subreg section.
18425 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
18428 * config/i386/i386.c (legitimize_pic_address): Add treating
18429 of dllimport SYM_REF's.
18430 (legitimize_dllimport_symbol): Add prototype.
18432 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
18434 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
18435 reference in constructor with non self-referential type.
18437 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
18439 Removal of Return with Depressed Stack Pointer support
18440 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
18441 (ECF_SP_DEPRESSED): Likewise.
18442 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
18443 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
18444 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18445 (expand_call): Do not test ECF_SP_DEPRESSED.
18446 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18447 * function.c (keep_stack_depressed): Delete.
18448 (handle_epilogue_set): Likewise.
18449 (update_epilogue_consts): Likewise.
18450 (emit_equiv_load): Likewise.
18451 (thread_prologue_and_epilogue_insns): Remove support for Return with
18452 Depressed Stack Pointer.
18453 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18455 2008-04-06 Richard Guenther <rguenther@suse.de>
18457 PR tree-optimization/35400
18458 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
18459 information from SSA_NAMEs.
18461 2008-04-06 Anatoly Sokolov <aesok@post.ru>
18463 * config/avr/avr.h (avr_mega_p): Remove declaration.
18464 (AVR_MEGA): Remove macro.
18465 * config/avr/avr.c (avr_mega_p): Remove variable.
18466 (avr_override_options): Remove inicializion of avr_mega_p.
18467 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18468 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18469 (avr_jump_mode): (Ditto.).
18470 (avr_output_progmem_section_asm_op): (Ditto.).
18471 (avr_asm_init_sections): (Ditto.).
18472 (avr_asm_init_sections): (Ditto.).
18473 (avr_rtx_costs): (Ditto.).
18474 * config/avr/avr.md: (Ditto.).
18475 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
18478 2008-04-06 Richard Guenther <rguenther@suse.de>
18480 PR tree-optimization/35842
18481 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
18482 is_gimple_invariant_address.
18484 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18486 * gcc.c (default_compilers): Sync Fortran extensions list with
18487 that in fortran/lang-specs.h.
18488 * doc/invoke.texi: Likewise.
18489 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
18490 * dwarf2out.c (gen_compile_unit_die): Likewise.
18492 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
18494 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
18496 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
18499 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
18500 attribute is used for nested functions.
18502 2008-04-05 Jan Hubicka <jh@suse.cz>
18504 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
18506 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
18508 (dump_files): Update.
18509 (enable_rtl_dump_file): Do not accept letter argument.
18510 * tree-pass.h (dump_file_info): Remove letter argument.
18511 * toplev.c (decode_d_option): Update -da handling.
18512 * toplev.h (enable_rtl_dump_file): Update prototype.
18513 * passes.c (register_one_dump_file): Do not accept IPA argument; work
18514 it out based on pass type.
18515 (register_dump_files_1): Likewise.
18516 (init_optimization_passes): Update register_one_dump_file calls.
18517 (execute_one_pass): Sanity check that IPA passes are called at IPA
18518 level and RTL passes at RTL level.
18519 (execute_pass_list): IPA pass can not be after or subpass of
18521 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
18522 disallov RTL subpasses of IPA subpasses.
18524 2008-04-05 Ben Elliston <bje@au.ibm.com>
18526 * tree-cfg.c (need_fake_edge_p): Return false for calls to
18527 builtins that return exactly once and do not throw. Cache call to
18530 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
18532 PR rtl-optimization/34916
18533 PR middle-end/35519
18534 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
18535 between instruction pairs.
18537 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
18539 * doc/invoke.texi: Document -mbitops for SH.
18540 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
18541 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
18542 * config/sh/sh.c (print_operand): Add %t operand code.
18543 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
18544 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
18545 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
18546 (extendqihi2): Likewise.
18547 (movqi_i): Likewise.
18548 (insv): Use bset, bclr and bst instructions for SH2A if possible.
18549 (extv): Use bld instruction for SH2A if possible.
18551 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
18552 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
18553 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
18554 (bset.b, bclr.b): Define peepholes.
18555 * config/sh/sh.opt (mbitops): New option.
18557 2008-04-04 Janis Johnson <janis187@us.ibm.com>
18560 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
18561 and view convert expression.
18563 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18566 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
18568 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
18570 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
18572 * config/i386/cpuid.h (bit_AES): New.
18573 (bit_PCLMUL): Likewise.
18575 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
18576 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
18577 SSE2 if AES or PCLMUL is enabled.
18578 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
18579 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18580 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
18581 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
18582 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
18583 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
18584 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18585 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
18586 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
18587 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
18588 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
18589 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
18590 __builtin_ia32_aeskeygenassist128 and
18591 __builtin_ia32_pclmulqdq128.
18592 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
18593 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
18594 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
18596 * config/i386/i386.h (TARGET_AES): New.
18597 (TARGET_PCLMUL): Likewise.
18598 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
18600 * config/i386/i386.md (UNSPEC_AESENC): New.
18601 (UNSPEC_AESENCLAST): Likewise.
18602 (UNSPEC_AESDEC): Likewise.
18603 (UNSPEC_AESDECLAST): Likewise.
18604 (UNSPEC_AESIMC): Likewise.
18605 (UNSPEC_AESKEYGENASSIST): Likewise.
18606 (UNSPEC_PCLMUL): Likewise.
18608 * config/i386/i386.opt (maes): New.
18609 (mpclmul): Likewise.
18611 * config/i386/sse.md (aesenc): New pattern.
18612 (aesenclast): Likewise.
18613 (aesdec): Likewise.
18614 (aesdeclast): Likewise.
18615 (aesimc): Likewise.
18616 (aeskeygenassist): Likewise.
18617 (pclmulqdq): Likewise.
18619 * config/i386/wmmintrin.h: New.
18621 * doc/extend.texi: Document AES and PCLMUL built-in function.
18623 * doc/invoke.texi: Document -maes and -mpclmul.
18625 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
18627 * function.c (free_after_parsing): Replace with
18628 cxx_push_function_context from C++ front-end.
18629 (allocate_struct_function): Don't call langhook.
18630 * langhooks.h (struct lang_hooks_for_functions): Delete.
18631 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
18633 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
18634 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
18635 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
18636 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
18637 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
18638 remove LANG_HOOKS_FUNCTION_INITIALIZER.
18639 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
18641 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
18642 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
18644 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18647 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
18650 2008-04-04 Richard Guenther <rguenther@suse.de>
18652 PR middle-end/35823
18653 * fold-const.c (optimize_minmax_comparison): Use the correct
18654 type for the constant in the simplified comparison.
18656 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
18658 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
18659 Pass L2 size as "--param l2-cache-size" to the compiler.
18660 (decode_l2_cache): New function to decode L2 cache parameters using
18661 0x8000006 extended cpuid function.
18662 (detect_caches_amd): Determine parameters of L2 cache using
18663 decode_l2_caches function.
18664 (decode_caches_intel): Decode L2 cache parameters.
18665 (detect_caches_intel): Determine L2 cache parameters using
18666 decode_caches_intel and decode_l2_caches functions.
18668 2008-04-03 Bob Wilson <bob.wilson@acm.org>
18670 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
18671 secondary input reload for subword loads from the constant pool.
18673 2008-04-03 Janis Johnson <janis187@us.ibm.com>
18676 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
18677 constants of the appropriate size for runtime calculations.
18680 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
18681 decimal-float literal constant zero.
18683 2008-04-03 Jakub Jelinek <jakub@redhat.com>
18686 * c-parser.c (c_parser_omp_atomic): Call
18687 default_function_array_conversion on the RHS.
18689 PR middle-end/35818
18690 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
18691 call is_variable_sized if decl has incomplete type.
18693 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
18695 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
18697 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
18699 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
18701 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
18702 (sgt<u>): Merge sgt and sgtu into new expander.
18703 (sgt, sgtu): Remove expanders.
18704 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
18705 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
18706 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
18707 *sgtu_<mode>_mips16 into new pattern.
18708 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
18709 (sge<u>): Merge sge and sgeu into new expander.
18710 (sge, sgeu): Remove expanders.
18711 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
18713 (*sge_<mode>, second *sge_<mode>): Remove patterns.
18714 (slt<u>): Merge slt and sltu into new expander.
18715 (slt, sltu): Remove expanders.
18716 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
18717 (*slt_<mode>, *sltu_<mode>): Remove patterns.
18718 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
18719 *sltu_<mode>_mips16 into new pattern.
18720 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
18721 (sle<u>): Merge sle and sleu into new expander.
18722 (sle, sleu): Remove expanders.
18723 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
18724 (*sle_<mode>, *sleu_<mode>): Remove patterns.
18725 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
18726 *sleu_<mode>_mips16 into new pattern.
18727 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
18729 2008-04-03 Jan Hubicka <jh@suse.cz>
18731 PR tree-optimization/35795
18732 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
18733 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
18734 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
18735 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
18736 * score/score3.c (score3_output_mi_thunk): Likewise.
18737 * score/score7.c (score7_output_mi_thunk): Likewise.
18738 * mips/mips.c (mips_output_mi_thunk): Likewise.
18740 2008-04-03 Richard Guenther <rguenther@suse.de>
18742 * tree-vrp.c (extract_range_from_unary_expr): Handle all
18743 conversions. Simplify code.
18745 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
18747 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
18749 2008-04-03 Tom Tromey <tromey@redhat.com>
18750 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18752 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
18753 * config/bfin/t-bfin-linux (generated_files): Add
18754 linux-sysroot-suffix.h.
18755 * doc/install.texi (Prerequisites): Require make 3.80.
18756 * doc/sourcebuild.texi (Front End Directory): Document new
18758 * Makefile.in (generated_files): New variable.
18759 (ALL_HOST_OBJS): New variable.
18760 ($(ALL_HOST_OBJS)): New target.
18762 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
18764 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
18765 (remap_block): Call id->transform_lang_insert_block instead
18767 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
18768 Set id.transform_lang_insert_block to NULL.
18769 (clone_body): Move to cp/optimize.c
18770 * tree-inline.h (struct copy_body_data): Change
18771 transform_lang_insert_block to function pointer.
18772 (copy_generic_body, copy_decl_no_change): Export.
18773 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
18774 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
18775 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
18777 * c-tree.h (insert_block): Kill.
18778 * c-decl.c (insert_block): Kill.
18780 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
18782 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
18783 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
18784 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
18786 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
18787 argument, call {push,pop}_function_context from here.
18788 * c-parser.c: Use c_{push,pop}_function_context.
18790 * function.c (push_function_context_to): Move meat ...
18791 (push_function_context): ... here. Simplify.
18792 * function.c (pop_function_context_from): Move meat ...
18793 (pop_function_context): ... here. Simplify.
18794 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
18796 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
18797 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
18798 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
18799 * tree.h (push_function_context_to, pop_function_context_from): Remove.
18801 2008-04-03 Ben Elliston <bje@au.ibm.com>
18803 * expmed.c (extract_force_align_mem_bit_field): Remove.
18805 2008-04-03 Richard Guenther <rguenther@suse.de>
18807 PR middle-end/35800
18808 * expr.h (try_casesi): Adjust prototype.
18809 * expr.c (try_casesi): Take fallback label as extra parameter.
18810 Use that for gen_casesi if default_label is NULL.
18811 * stmt.c (expand_case): Pass fallback label to try_casesi,
18812 make sure to fill gaps with a fallback label if default_label
18815 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
18818 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
18820 2008-04-03 Ben Elliston <bje@au.ibm.com>
18822 * expmed.c (extract_split_bit_field): Remove if (0) code.
18823 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
18824 (do_ds_constraint): Likewise.
18826 2008-04-02 Joseph Myers <joseph@codesourcery.com>
18828 * doc/cppopts.texi (-dU): Document.
18829 * c-common.h (flag_dump_macros): Update comment.
18830 * c-opts.c (handle_OPT_d): Handle -dU.
18831 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
18832 dump_queued_macros, cb_used_define, cb_used_undef): New.
18833 (init_pp_output): Handle -dU.
18834 (cb_line_change): Call dump_queued_macros.
18835 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
18837 2008-04-02 Anatoly Sokolov <aesok@post.ru>
18839 * config/avr/predicates.md (io_address_operand): New predicate.
18840 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
18841 * config/avr/avr.c (avr_io_address_p): Remove function.
18842 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
18843 'avr_io_address_p' function.
18844 (out_movhi_r_mr): (Ditto.).
18845 (out_movqi_mr_r): (Ditto.).
18846 (out_movhi_mr_r): (Ditto.).
18847 (avr_address_cost): (Ditto.).
18849 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
18851 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
18852 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
18853 in 32bit mode when XMM registers are available to avoid store
18855 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
18856 corresponding post-reload splitters.
18858 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
18860 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
18861 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
18862 __builtin_ia32_roundss.
18863 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
18864 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
18865 __builtin_ia32_roundss.
18866 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
18867 IX86_BUILTIN_SHUFPD here.
18869 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
18871 * config/i386/i386.md (plogic): New.
18872 (plogicprefix): Likewise.
18874 * config/i386/mmx.md (mmx_<code><mode>3): New.
18875 (mmx_and<mode>3): Removed.
18876 (mmx_ior<mode>3): Likewise.
18877 (mmx_xor<mode>3): Likewise.
18879 * config/i386/sse.md (<code><mode>3): New.
18880 (*<code><mode>3): Likewise.
18881 (*<code><mode>3): Likewise.
18882 (<code><mode>3): Likewise.
18883 (*sse_<code><mode>3): Likewise.
18884 (*sse2_<code><mode>3): Likewise.
18885 (<code>tf3): Likewise.
18886 (*<code>tf3): Likewise.
18887 (and<mode>3): Likewise.
18888 (*and<mode>3): Likewise.
18889 (ior<mode>3): Removed.
18890 (*ior<mode>3): Likewise.
18891 (xor<mode>3): Likewise.
18892 (*xor<mode>3): Likewise.
18893 (*and<mode>3): Likewise.
18894 (*ior<mode>3): Likewise.
18895 (*xor<mode>3): Likewise.
18896 (and<mode>3): Likewise.
18897 (*sse_and<mode>3): Likewise.
18898 (*sse2_and<mode>3): Likewise.
18899 (andtf3): Likewise.
18900 (*andtf3): Likewise.
18901 (ior<mode>3): Likewise.
18902 (*sse_ior<mode>3): Likewise.
18903 (*sse2_ior<mode>3): Likewise.
18904 (iortf3): Likewise.
18905 (*iortf3): Likewise.
18906 (xor<mode>3): Likewise.
18907 (*sse_xor<mode>3): Likewise.
18908 (*sse2_xor<mode>3): Likewise.
18909 (xortf3): Likewise.
18910 (*xortf3): Likewise.
18912 2008-04-02 Richard Guenther <rguenther@suse.de>
18914 PR tree-optimization/14495
18915 PR tree-optimization/34793
18916 * tree-vrp.c (struct switch_update): New structure.
18917 (to_remove_edges, to_update_switch_stmts): New VECs.
18918 (simplify_switch_using_ranges): New function. Remove not taken
18919 case labels and edges.
18920 (simplify_stmt_using_ranges): Call it.
18921 (identify_jump_threads): Mark edges we have queued for removal
18922 so we don't thread them.
18923 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
18925 * tree-cfg.c (group_case_labels): Deal with missing default label.
18926 (tree_verify_flow_info): Allow missing default label.
18927 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
18928 (emit_case_nodes): Likewise.
18929 (expand_case): Do not rely on the default label to be present.
18930 * expr.c (try_casesi): Deal with NULL default_label.
18931 (do_tablejump): Likewise.
18933 2008-04-02 Richard Guenther <rguenther@suse.de>
18935 PR tree-optimization/14495
18936 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
18937 SWITCH_EXPR here ...
18938 (vrp_visit_switch_stmt): ... but here (new function).
18939 (find_case_label_index): New helper function.
18940 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
18942 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18944 * fwprop.c: Fix ISO-C99ism.
18946 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18949 * Makefile.in (objdir): Set it here.
18950 * configure.ac: Not here. Find dynamic linker characteristics.
18951 * exec-tool.in: Use them.
18952 * aclocal.m4: Regenerate.
18953 * configure: Regenerate.
18955 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18957 * expr.c (expand_var): Delete it.
18958 * expr.h (expand_var): Delete prototype.
18959 * function.c (expand_function_start): Use expand_decl instead.
18960 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
18963 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
18965 PR rtl-optimization/35542
18966 * fwprop.c (forward_propagate_and_simplify): Replace
18967 loc_reg_mentioned_in_p with reg_mentioned_p.
18969 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
18971 PR rtl-optimization/35281
18972 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
18973 (propagate_rtx_1): Handle PR_HANDLE_MEM.
18974 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
18975 (varying_mem_p): Move above propagate_rtx.
18976 (all_uses_available_at): Do not check MEMs.
18978 2008-04-02 Rafael EspÃndola <espindola@google.com>
18980 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
18981 (register_edge_assert_for_2): Split the cond argument.
18982 (register_edge_assert_for_1): Adjust for the change in
18983 register_edge_assert_for_2.
18984 (register_edge_assert_for): Split the cond argument.
18985 (find_switch_asserts): Adjust for the change in
18986 register_edge_assert_for.
18988 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
18990 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
18991 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
18992 offsets for 64-bit mingw.
18993 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
18994 abi for x86_64-pc-mingw.
18996 2008-04-02 Richard Guenther <rguenther@suse.de>
18998 * tree-vrp.c (extract_range_from_assert): Make sure to not
18999 produce range min/max with TREE_OVERFOW set.
19000 If merging a anti-range and a range keep the anti-range if
19001 the range covers all values of the type.
19002 (register_edge_assert_for_2): Only allow sign-changing
19003 conversions in detecting canonical range checks. Also
19004 register an assert for the unsigned name if useful.
19006 PR tree-optimization/35787
19007 * tree-vrp.c (vrp_val_max): New function.
19008 (vrp_val_min): Likewise.
19009 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
19010 (vrp_val_is_min): Likewise.
19011 (supports_overflow_infinity): Use vrp_val_{min,max}.
19012 (negative_overflow_infinity): Likewise.
19013 (positive_overflow_infinity): Likewise.
19014 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
19015 (is_positive_overflow_infinity): Likewise.
19016 (is_overflow_infinity): Likewise.
19017 (avoid_overflow_infinity): Use vrp_val_{min,max} and
19018 vrp_val_is_{min,max}.
19019 (set_and_canonicalize_value_range): Canonicalize anti-ranges
19020 to ranges if possible. Avoid empty ranges.
19022 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19024 PR middle-end/35705
19025 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
19026 the expression is a function address.
19028 2008-04-01 George Helffrich <george@gcc.gnu.org>
19030 PR fortran/35154, fortran/23057
19031 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
19032 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
19033 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
19034 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
19036 (dbxout_syms): Check for COMMON-based symbol and wrap in
19037 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
19038 in bracket for efficiency.
19040 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
19041 using DW_TAG_common_block + member offset.
19042 (add_pubname_string): New function.
19043 (dw_expand_expr): New function to find block name and offset for
19045 (common_check): New function to check whether symbol in Fortran COMMON.
19046 (gen_variable_die): If COMMON, use DW_TAG_common_block.
19048 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
19051 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
19053 2008-04-02 Ben Elliston <bje@au.ibm.com>
19055 * config/v850/v850.md (casesi): Remove if (0) code.
19056 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
19057 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
19059 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
19061 * config/i386/i386.md (rex64suffix): New mode attribute.
19062 (floathi<mode>2): Disable expander for SSE math.
19063 (*floathi<mode>2_1): New insn insn_and_split pattern.
19064 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
19065 corresponding post-reload splitters.
19066 (*floathi<mode>2_i387): New macroized insn pattern.
19067 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
19068 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
19069 insn_and_split pattern.
19070 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
19071 New macroized instruction patterns and corresponding post-reload
19073 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
19074 and corresponding post-reload splitters.
19075 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
19076 New macroized instruction patterns.
19077 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
19078 macroized instruction patterns and corresponding post-reload splitters.
19079 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
19080 corresponding post-reload splitters.
19081 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
19082 New macroized instruction patterns.
19083 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
19084 corresponding post-reload splitters.
19085 (*floatsi<mode>2_i387): New macroized instruction patterns.
19087 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
19089 * config/i386/i386.md (smaxmin): New.
19090 (umaxmin): Likewise.
19091 (maxminiprefix): Likewise.
19092 (maxminfprefix): Likewise.
19093 (<code><mode>3): Likewise.
19094 (smin<mode>3): Removed.
19095 (smax<mode>3): Likewise.
19097 * config/i386/mmx.md (mmx_<code>v2sf3): New.
19098 (mmx_<code>v4hi3): Likewise.
19099 (mmx_<code>v8qi3): Likewise.
19100 (mmx_smaxv2sf3): Removed.
19101 (mmx_sminv2sf3): Likewise.
19102 (mmx_umaxv8qi3): Likewise.
19103 (mmx_smaxv4hi3): Likewise.
19104 (mmx_uminv8qi3): Likewise.
19105 (mmx_sminv4hi3): Likewise.
19107 * config/i386/sse.md (<addsub><mode>3): New.
19108 (*<addsub><mode>3): Likewise.
19109 (<sse>_vm<addsub><mode>3): Likewise.
19110 (<maxmin><mode>3): Likewise.
19111 (*<maxmin><mode>3_finite): Likewise.
19112 (*<maxmin><mode>3): Likewise.
19113 (<sse>_vm<maxmin><mode>3): Likewise.
19114 (sse3_h<addsub>v4sf3): Likewise.
19115 (sse3_h<addsub>v2df3): Likewise.
19116 (<maxmin>v16qi3): Likewise.
19117 (*<maxmin>v16qi3): Likewise.
19118 (<maxmin>v8hi3): Likewise.
19119 (*<maxmin>v8hi3): Likewise.
19120 (*sse4_1_<maxmin><mode>3): Likewise.
19121 (*sse4_1_<maxmin><mode>3): Likewise.
19122 (add<mode>3): Removed.
19123 (*add<mode>3): Likewise.
19124 (<sse>_vmadd<mode>3): Likewise.
19125 (sub<mode>3): Likewise.
19126 (*sub<mode>3): Likewise.
19127 (<sse>_vmsub<mode>3): Likewise.
19128 (smin<mode>3): Likewise.
19129 (*smin<mode>3_finite): Likewise.
19130 (*smin<mode>3): Likewise.
19131 (<sse>_vmsmin<mode>3): Likewise.
19132 (smax<mode>3): Likewise.
19133 (*smax<mode>3_finite): Likewise.
19134 (*smax<mode>3): Likewise.
19135 (<sse>_vmsmax<mode>3): Likewise.
19136 (sse3_haddv4sf3): Likewise.
19137 (sse3_haddv2df3): Likewise.
19138 (sse3_hsubv4sf3): Likewise.
19139 (sse3_hsubv2df3): Likewise.
19140 (umaxv16qi3): Likewise.
19141 (*umaxv16qi3): Likewise.
19142 (smaxv8hi3): Likewise.
19143 (*smaxv8hi3): Likewise.
19144 (*sse4_1_smax<mode>3): Likewise.
19145 (*sse4_1_umax<mode>3): Likewise.
19146 (uminv16qi3): Likewise.
19147 (*uminv16qi3): Likewise.
19148 (sminv8hi3): Likewise.
19149 (*sminv8hi3): Likewise.
19150 (*sse4_1_smin<mode>3): Likewise.
19151 (*sse4_1_umin<mode>3): Likewise.
19153 2008-04-01 Rafael EspÃndola <espindola@google.com>
19155 * tree-cfg.c (verify_expr): remove in_phi.
19156 (verify_stmt): Don't call walk_tree with verify_expr. Use
19157 is_gimple_min_invariant instead of is_gimple_val.
19159 2008-04-01 Joseph Myers <joseph@codesourcery.com>
19161 * doc/include/gpl_v3.texi: Update for manpage generation.
19162 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
19164 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
19165 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
19166 gpl_v3.texi instead of gpl.texi.
19169 2008-04-01 Jakub Jelinek <jakub@redhat.com>
19172 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
19174 2008-04-01 Rafael EspÃndola <espindola@google.com>
19176 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
19177 (extract_code_and_val_from_cond): Use
19178 extract_code_and_val_from_cond_with_ops.
19180 2008-04-01 Jan Hubicka <jh@suse.cz>
19182 * function.c (free_after_compilation): Free epilogue_delay_list.
19183 (prepare_function_start): Assert that previous compilation was freed.
19185 2008-04-01 Jan Hubicka <jh@suse.cz>
19186 Jim Wilson <wilson@tuliptree.org>
19187 Andreas Tobler <andreast@gcc.gnu.org>
19189 PR middle-end/35781
19190 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
19191 rtl.emit instead cfun->emit.
19192 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
19193 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
19195 2008-04-01 Ben Elliston <bje@au.ibm.com>
19197 * doc/c-tree.texi (Function Basics): Fix grammatical error.
19199 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
19201 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
19203 (fprofile-use): Add var flag_profile_use
19204 * coverage.c (coverage_begin_output): Do not open a gcno file for
19205 output only if -ftest-coverage is set.
19206 Do not add getpwd() to gcda file path.
19207 (build_gcov_info): Check the new flag
19208 flag_profile_datafile_relative_path.
19209 (coverage_init): Use profile_data_prefix.
19210 Read profile counter only if flag_profile_use is set.
19211 * opts.c (common_handle_option): New option fprofile-use=,
19212 fprofile-dir=, fprofile-generate=.
19213 * toplev.c (profile_data_prefix): New variable definition.
19214 * toplev.h (profile_data_prefix): New declaration.
19215 * doc/invoke.tex (Option Summary, Optimization Options):
19218 2008-03-31 James E. Wilson <wilson@tuliptree.org>
19220 * varasm.c (output_constant_pool_1): In LABEL_REF check,
19221 use tmp consistently.
19224 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
19225 * config/ia64/ia64.c (rtx_needs_barrier): Handle
19226 UNSPEC_FR_RECIP_APPROX_RES.
19227 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
19229 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
19232 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
19234 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
19236 PR middle-end/30186
19237 * fold-const.c (fold_indirect_ref_1): Support accessing non first
19238 element of the vector via a pointer.
19240 2008-03-31 Ian Lance Taylor <iant@google.com>
19242 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
19244 2008-03-31 Jan Hubicka <jh@suse.cz>
19246 * builtins.c (expand_builtin_setjmp_receiver): Update call of
19247 get_arg_pointer_save_area.
19248 * expr.c (init_expr): Just clear out rtl.expr.
19249 * function.c (free_after_compilation): Clear out whole RTL structure.
19250 (get_func_frame_size): Merge into ...
19251 (get_frame_size): ... this one.
19252 (assign_stack_local_1): Merge into ...
19253 (assign_stack_local): ... this one.
19254 (expand_function_end): Update call of get_arg_pointer_save_area.
19255 (get_art_pointer_save_area): Remove cfun argument.
19256 * function.h (emit_status): regno_pointer_align does not need length
19257 attribute. Move x_regno_reg_rtx to ...
19258 (regno_reg_rtx): ... new global array.
19259 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
19260 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
19261 apply_args_value, forced_labels, stack_pointer_delta):
19263 (struct varasm_status): Move here from varasm.c
19264 (struct rtl_data): New. Move here some fields from struct function.
19265 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
19266 frame_offset, stack_check_probe_note, arg_pointer_save_area,
19267 used_temp_slots avail_temp_slots, temp_slot_level,
19268 nonlocal_goto_handler_labels): Update accesstors.
19269 (rtl): New global variable.
19270 (struct function): Move some fileds to rtl_data.
19271 (get_arg_pointer_save_area): Update prototype.
19272 * emit-rtl.c (rtl): Declare.
19273 (regno_reg_rtx): Declare.
19274 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
19276 (gen_reg_rtx): Update.
19277 (init_virtual_regs): Do not tate emit_status argument.
19278 (init_emit): Do not allocate emit.
19279 * varasm.c (varasm_statuc): Move to function.h.
19280 (n_deferred_constatns): Update accestor.
19281 (init_varasm_status): Do not allocate varasm_status.
19282 (force_const_mem, get_pool_size, output_constant_pool): Update.
19283 * stmt.c (force_label_rtx): Do not use x_ prefixes.
19284 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
19286 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
19288 PR rtl-optimization/35729
19289 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
19292 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
19295 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
19296 load/store if memory is unaligned.
19297 (*movti_rex64): Likewise.
19299 * config/i386/predicates.md (misaligned_operand): New.
19301 2008-03-31 Andrew Pinski <pinskia@gmail.com>
19304 * tree-ssa-phiopt.c (conditional_replacement): Return early for
19307 2008-03-31 Jan Beulich <jbeulich@novell.com>
19309 * config/ia64/constraints.md: Add 'j' constraint.
19310 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
19311 (movdi_internal): Likewise.
19313 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
19316 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
19318 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
19321 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
19322 proper error message for the third argument on blendpd and
19325 * config/i386/sse.md (blendbits): New.
19326 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
19328 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
19330 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
19332 2008-03-30 Richard Guenther <rguenther@suse.de>
19334 PR middle-end/31023
19335 * fold-const.c (fold_sign_changed_comparison): Do leave
19336 conversions to base-types alone.
19338 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
19340 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
19341 the link register if one altivec register is be saved.
19343 2008-03-30 Ben Elliston <bje@au.ibm.com>
19345 * final.c (final_scan_insn): Remove if (0) code.
19347 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
19349 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
19351 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
19353 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
19354 of V4SFmode to ix86_binary_operator_ok.
19356 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
19358 * config/i386/i386.c (override_options): Initialize
19359 ix86_veclib_handler to ix86_veclibabi_svml when
19360 -mveclibabi=svml is used.
19361 (ix86_veclibabi_svml): New function for SVML ABI style
19362 vectorization support.
19363 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
19365 2008-03-28 Rafael EspÃndola <espindola@google.com>
19367 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
19368 (tree_binary_nonnegative_warnv_p): Make it public.
19369 (tree_single_nonnegative_warnv_p): Make it public.
19370 (tree_invalid_nonnegative_warnv_p): Make it public.
19371 (tree_unary_nonzero_warnv_p): Make it public.
19372 (tree_binary_nonzero_warnv_p): Make it public
19373 (tree_single_nonzero_warnv_p): Make it public.
19374 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
19375 (extract_range_from_binary_expr): Split the expr argument.
19376 (extract_range_from_unary_expr): Split the expr argument.
19377 (extract_range_from_comparison): Split the expr argument.
19378 (extract_range_from_expr): Use the new aux functions.
19379 (vrp_evaluate_conditional_warnv): Use
19380 vrp_evaluate_conditional_warnv_with_ops.
19381 * tree.h (tree_unary_nonzero_warnv_p): Declare.
19382 (tree_binary_nonzero_warnv_p): Declare.
19383 (tree_single_nonzero_warnv_p): Declare.
19384 (tree_expr_nonzero_warnv_p): Declare.
19385 (tree_unary_nonnegative_warnv_p): Declare.
19386 (tree_binary_nonnegative_warnv_p): Declare.
19387 (tree_single_nonnegative_warnv_p): Declare.
19388 (tree_invalid_nonnegative_warnv_p): Declare.
19390 2008-03-28 Richard Guenther <rguenther@suse.de>
19392 PR tree-optimization/30317
19393 PR tree-optimization/30911
19394 PR tree-optimization/34793
19395 * tree-vrp.c (set_and_canonicalize_value_range): New function.
19396 (struct assert_locus_d): New member EXPR.
19397 (register_new_assert_for): Add EXPR parameter to support
19398 ASSERT_EXPR <name, expr OP limit>.
19399 (register_edge_assert_for_1): Adjust callers.
19400 (find_assert_locations): Likewise.
19401 (process_assert_insertions_for): Build condition from expression.
19402 (extract_range_from_assert): Handle ASSERT_EXPRs
19403 of the form ASSERT_EXPR <name, expr OP limit>.
19404 (register_edge_assert_for_2): New helper registering
19405 asserts for comparisons. Recognize range tests of the form
19406 (unsigned)i - CST1 OP CST2.
19407 (register_edge_assert_for_1): Use it.
19408 (register_edge_assert_for): Likewise.
19409 (needs_overflow_infinity): Integer sub-types
19410 do not need overflow infinities.
19411 (vrp_val_is_max): The extreme values of integer sub-types
19412 are those of the base type.
19413 (vrp_val_is_min): Likewise.
19414 * tree.def (ASSERT_EXPR): Document extra allowed conditional
19417 2008-03-28 Nick Clifton <nickc@redhat.com>
19420 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
19421 Return GENERAL_REGS for stack adjustment reloads.
19423 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
19426 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
19427 const_vector when all the vectors are constant.
19429 2008-03-27 Bob Wilson <bob.wilson@acm.org>
19431 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
19433 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
19434 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
19436 (s<code>_sf): Use new scc_sf attribute for opcode names.
19438 2008-03-27 Tom Tromey <tromey@redhat.com>
19440 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
19441 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
19442 config/spu/t-spu-elf, config/i386/t-interix,
19443 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
19444 config/i386/x-darwin, config/i386/x-mingw32,
19445 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
19446 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
19447 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
19448 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
19449 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
19450 config/rs6000/x-darwin, config/rs6000/t-rs6000,
19451 config/score/t-score-elf, config/arm/t-strongarm-pe,
19452 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
19453 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
19454 Revert automatic dependency patch.
19456 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
19459 * config/i386/i386.c (ix86_function_arg_boundary): Align
19460 decimal floating point to its natural boundary.
19462 2008-03-27 Richard Guenther <rguenther@suse.de>
19464 PR middle-end/35716
19465 * fold-const.c (fold_comparison): Restrict distinct decl
19466 comparison folding to VAR_DECLs and PARM_DECLs. Do not
19467 solely rely on operand_equal_p.
19469 2008-03-27 Richard Guenther <rguenther@suse.de>
19472 * c-common.c (handle_weak_attribute): Reject combination of
19475 2008-03-27 Richard Guenther <rguenther@suse.de>
19477 PR tree-optimization/32810
19478 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
19479 conversions from DECL_INITIAL.
19480 (fold_const_aggregate_ref): Likewise from constructor elements.
19482 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
19484 * tree-affine.h (aff_combination_expand): Declare.
19485 (get_inner_reference_aff): Likewise.
19486 * tree-affine.c (aff_combination_expand): Split out from
19487 tree_to_aff_combination_expand.
19488 (get_inner_reference_aff): New function.
19489 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
19490 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
19491 (struct lim_aux_data): sm_done field removed.
19492 (mem_ref_loc_p, mem_ref_locs_p): New types.
19493 (struct mem_ref): Added id, stored, accesses_in_loop,
19494 indep_loop, dep_loop, indep_ref, dep_ref fields.
19495 Removed is_stored, locs and next fields.
19496 (memory_accesses): New variable.
19497 (movement_possibility): Do not allow moving statements
19498 that store to memory.
19499 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
19501 (determine_max_movement): For statements with memory references,
19502 find the outermost loop in that the reference is independent.
19503 (move_computations_stmt): Mark the virtual operands for renaming.
19504 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
19505 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
19506 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
19507 add_vop_ref_mapping, create_vop_ref_mapping_loop,
19508 create_vop_ref_mapping, analyze_memory_references,
19509 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
19510 get_all_locs_in_loop, ref_always_accessed_p,
19511 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
19512 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
19513 store_motion_loop, store_motion): New functions.
19514 (struct vop_to_refs_elt): New type.
19515 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
19516 memref_hash, memref_eq, hoist_memory_references): Rewritten.
19517 (schedule_sm): Replaced by...
19518 (execute_sm): ... this.
19519 (determine_lsm_ref, hoist_memory_references,
19520 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
19521 find_more_ref_vops, free_mem_ref, free_mem_refs,
19522 determine_lsm_loop, determine_lsm): Removed.
19523 (tree_ssa_lim_finalize): Free data structures used by store motion.
19524 (tree_ssa_lim): Call analyze_memory_references. Use
19525 store_motion instead of determine_lsm.
19527 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19529 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
19530 rename tmake_file to m68hc11/t-m68hc11.
19531 (mcore): Set inhibit_libc to true.
19532 * config.host (alpha*-dec-*vms*): Set extra_programs.
19533 (interix3*): Don't use host_xmake_file.
19534 * configure.ac: Let config.gcc override inhibit_libc.
19535 * configure: Regenerate.
19537 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
19538 * config/t-openbsd-thread: Remove commented out lines.
19540 * config/x-interix: Remove.
19542 * config/m68hc11/t-m68hc11-gas: Rename to...
19543 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
19545 * config/mcore/t-mcore: Remove T_CFLAGS.
19546 * config/mcore/t-mcore-pe: Likewise.
19548 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19550 * configure.ac: Replace custom __GNU_SOURCE test with
19551 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
19552 * aclocal.m4: Regenerate.
19553 * configure: Regenerate.
19554 * config.in: Regenerate.
19556 2008-03-27 Richard Guenther <rguenther@suse.de>
19558 * fold-const.c (target.h): Include.
19559 (fold_comparison): Fold comparison of addresses of decls
19560 that bind locally or of constants. Consolidate address folding code.
19561 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
19562 results from fold_binary_to_constant.
19563 (compare_values_warnv): Likewise.
19565 2008-03-27 Andrew Pinski <pinskia@gmail.com>
19567 PR middle-end/35429
19568 * fold-const.c (fold_truthop): Check for integeral types when folding
19569 a == 0 && b == 0 and a != 0 || b != 0 .
19571 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
19573 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
19575 2008-03-26 Andreas Schwab <schwab@suse.de>
19577 * doc/invoke.texi: Fix use of @item vs. @itemx.
19579 2008-03-26 Tom Tromey <tromey@redhat.com>
19581 * Makefile.in (build/gensupport.o, build/print-rtl.o,
19582 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
19583 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
19584 build/gencodes.o, build/genconditions.o, build/genconfig.o,
19585 build/genconstants.o, build/genemit.o, build/genextract.o,
19586 build/genflags.o, build/genmddeps.o, build/genopinit.o,
19587 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
19590 2008-03-26 Richard Guenther <rguenther@suse.de>
19593 2008-03-26 Richard Guenther <rguenther@suse.de>
19595 * fold-const.c (target.h): Include.
19596 (fold_comparison): Fold comparison of addresses of two decls
19597 that bind locally. Consolidate address folding code.
19599 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19601 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
19602 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
19603 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
19604 dconstsqrt2, dconstthird, dconste and/or dconst10.
19605 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
19606 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
19607 dconstsqrt2, dconste): Delete.
19608 (init_emit_once): Likewise. Simplify initializing dconstm1.
19610 * real.c (get_real_const): New.
19611 * real.h (dconst3, dconst10, dconstm2, dconstthird,
19612 dconstsqrt2, dconste): Delete.
19613 (real_value_const, get_real_const): New.
19615 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
19617 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
19619 * config/i386/i386.c (ix86_function_arg_boundary): Check
19620 BIGGEST_ALIGNMENT instead of 128.
19621 (setup_incoming_varargs_64): Likewise.
19623 2008-03-26 Tom Tromey <tromey@redhat.com>
19625 * Makefile.in (DEPFILES): Add missing '/'.
19627 2008-03-26 Richard Guenther <rguenther@suse.de>
19629 * fold-const.c (target.h): Include.
19630 (fold_comparison): Fold comparison of addresses of two decls
19631 that bind locally. Consolidate address folding code.
19633 2008-03-26 Nick Clifton <nickc@redhat.com>
19636 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
19637 not allow INT+INT as a legitimate addressing mode.
19639 2008-03-26 Richard Guenther <rguenther@suse.de>
19641 * tree-flow.h (widen_bitfield): Remove declaration.
19642 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
19643 (widen_bitfield): Remove function.
19644 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
19647 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
19650 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
19653 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
19655 PR rtl-optimization/35232
19656 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
19657 (forget_old_reloads_1, forget_marked_reloads): Don't clear
19658 reg_reloaded_call_part_clobbered here.
19659 (reload_regs_reach_end_p): New function.
19660 (reload_reg_rtx_for_input): New variable.
19661 (reload_reg_rtx_for_output): Likewise.
19662 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
19663 when reassigning a pseudo register. Load reloadreg from
19664 reload_reg_rtx_for_input, moving the mode and register
19666 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
19667 instead of the original when deciding whether an input reload
19668 would be a no-op or whether an output reload can be deleted.
19669 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
19670 when setting up new_spill_reg_store. Load it from
19671 reload_reg_rtx_for_output, moving the mode and register
19673 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
19674 instead of the original when deciding whether an output reload
19675 would be a no-op. Do the same when modifying insn notes.
19676 Use rtx_equal_p instead of == to compare the registers.
19677 (inherit_piecemeal_p): Take a mode and two register numbers
19679 (emit_reload_insns): Clear new_spill_reg_store for every hard
19680 register in the reload register. Remove spill registers
19681 from reg_reloaded_valid before considering whether to record
19682 inheritance information for them. Use reload_reg_rtx_for_output
19683 instead of reg_rtx when recording output reloads. Use
19684 reload_reg_rtx_for_input instead of reg_rtx when recording
19685 input reloads. Set or clear reg_reloaded_call_part_clobbered
19686 at the same time as setting reg_reloaded_valid.
19687 (delete_output_reload): Add a new_reload_reg parameter and use it
19688 instead of rld[j].reg_rtx.
19689 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
19692 2008-03-25 Tom Tromey <tromey@redhat.com>
19694 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
19695 (build/genattr.o): Likewise.
19696 (build/genattrtab.o): Likewise.
19697 (build/gencodes.o): Likewise.
19698 (build/genconfig.o): Likewise.
19699 (build/genconstants.o): Likewise.
19700 (build/genemit.o): Likewise.
19701 (build/genextract.o): Likewise.
19702 (build/genflags.o): Likewise.
19704 2008-03-25 Bob Wilson <bob.wilson@acm.org>
19706 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
19707 instead of size_int for integer types.
19708 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
19709 to match type of MINUS_EXPR.
19711 2008-03-25 Tom Tromey <tromey@redhat.com>
19713 * configure: Rebuilt.
19714 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
19717 2008-03-25 Tom Tromey <tromey@redhat.com>
19719 * config/x-solaris (host-solaris.o): Update.
19720 * config/x-linux (host-linux.o): Update.
19721 * config/x-hpux (host-hpux.o): Update.
19722 * config/x-darwin (host-darwin.o): Update.
19723 * config/v850/t-v850e (v850-c.o): Update.
19724 * config/v850/t-v850 (v850-c.o): Update.
19725 * config/t-vxworks (vxworks.o): Update.
19726 * config/t-sol2 (sol2-c.o, sol2.o): Update.
19727 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
19728 * config/spu/t-spu-elf (spu-c.o): Update.
19730 * config/sh/t-symbian (sh-c.o): Update.
19731 (symbian.o): Update.
19732 * config/sh/t-sh (sh-c.o): Update.
19733 * config/score/t-score-elf (score7.o, score3.o): Update.
19734 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
19735 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
19736 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
19737 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
19738 (rs6000.o): Remove.
19739 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
19740 * config/m32c/t-m32c (m32c-pragma.o): Update.
19741 * config/ia64/t-ia64 (ia64-c.o): Update.
19742 * config/i386/x-mingw32 (host-mingw32.o): Update.
19743 * config/i386/x-i386 (driver-i386.o): Update.
19744 * config/i386/x-darwin (host-i386-darwin.o): Update.
19745 * config/i386/x-cygwin (host-cygwin.o): Update.
19746 * config/i386/t-nwld (nwld.o): Update.
19747 * config/i386/t-netware (netware.o): Update.
19748 * config/i386/t-interix (winnt.o): Update.
19749 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
19750 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
19751 msformat-c.o): Update.
19752 * config/bfin/t-bfin-linux (generated_files): Add
19753 linux-sysroot-suffix.h.
19754 * config/arm/t-wince-pe (pe.o): Update.
19755 * config/arm/t-strongarm-pe (pe.o): Update.
19756 * config/arm/t-pe (pe.o): Update.
19757 * config/arm/t-arm (arm-c.o): Update.
19758 * doc/install.texi (Prerequisites): Require make 3.80.
19759 * Makefile.in: Remove .o targets.
19760 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
19761 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
19762 (simple_generated_h, simple_generated_c): Move earlier.
19763 (generated_files): New variable.
19764 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
19765 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
19766 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
19767 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
19768 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
19769 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
19770 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
19771 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
19772 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
19773 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
19774 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
19775 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
19777 (COMPILE.base, COMPILE): New variables.
19778 (%.o): New pattern rule.
19779 (ALL_HOST_OBJS): New variable.
19780 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
19781 (dummy-checksum.o, cc1-checksum.o): Remove.
19782 (DRIVER_SHLIB): New variable.
19783 (DRIVER_DEFINES): Use it.
19784 (gencondmd.c): Move out of build/.
19785 (s-conditions): Update.
19786 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
19787 (ALL_BUILD_OBJS): Likewise.
19788 (build/%.o): Use BUILDCOMPILE.
19789 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
19790 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
19791 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
19792 build/gencheck.o, build/gencodes.o, build/genconditions.o,
19793 build/genconfig.o, build/genconstants.o, build/genemit.o,
19794 build/genextract.o, build/genflags.o, build/genmddeps.o,
19795 build/genopinit.o, build/genoutput.o, build/genpeep.o,
19796 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
19797 build/gen-protos.o, build/scan.o, build/fix-header.o,
19798 build/scan-decls.o): Simplify.
19799 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
19800 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
19801 prefix.o, toplev.o): Reduce to variable setting.
19802 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
19803 ($(out_object_file), gcc-options.o): New targets.
19804 ($(ALL_HOST_OBJS)): New target. Include dependency files.
19805 * configure: Rebuilt.
19806 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
19807 * doc/sourcebuild.texi (Front End Directory): Document new variable.
19809 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
19811 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
19812 complain when we hit an error, return ERROR_MARK_NODE.
19814 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19816 * config/sh/constraints.md (Pso, Psz): New constraints.
19817 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
19818 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
19820 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19822 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
19823 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
19825 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
19827 * config/sh/sh.md (prefetch): Add condition for SH2A target.
19828 (prefetch_sh2a): New.
19830 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
19831 Naveen.H.S <naveen.hs@kpitcummins.com>
19833 * config/sh/constraints.md (I28): New constraint.
19834 * config/sh/sh.c (broken_move): Add support for movi20s.
19835 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
19837 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
19838 Jayant Sonar <Jayant.sonar@kpitcummins.com>
19839 Naveen.H.S <naveen.hs@kpitcummins.com>
19841 * config/sh/sh.c (SH_ATTRIBUTES): Define.
19842 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
19843 (print_operand): Handle resbank in %@ operand code.
19844 (sh_encode_section_info): New.
19845 (push_regs): Add conditions for resbank.
19846 (sh_expand_epilogue): Likewise.
19847 (sh_insert_attributes): Likewise.
19848 (sh_attribute_table): Likewise.
19849 (sh_handle_resbank_handler_attribute): New.
19850 (sh2a_handle_function_vector_handler_attribute): New.
19851 (sh2a_is_function_vector_call): New.
19852 (sh2a_get_function_vector_number): New.
19853 (sh2a_function_vector_p): New.
19854 (sh_cfun_resbank_handler_p): New.
19855 * config/sh/sh.md (calli): Emit jsr/n if possible.
19856 (calli_tbr_rel): New.
19857 (calli_pcrel): Emit jsr/n if possible.
19858 (return_i): Emit rts/n if possible.
19859 (call_valuei_tbr_rel): New.
19860 (call_valuei_pcrel): Add condition for SH2A target.
19861 (call_value): Likewise.
19862 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
19863 (sh2a_get_function_vector_number): Likewise.
19864 (sh2a_is_function_vector_call): Likewise.
19865 * doc/extend.texi: Document TBR relative addressing of SH2A.
19866 (resbank): Add description for SH2A.
19868 2008-03-24 Richard Guenther <rguenther@suse.de>
19871 * gimplify.c (gimplify_modify_expr): For frontend type-correct
19872 pointer assignments change conversions according to middle-end rules.
19873 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
19874 * configure.ac: Include type checking in yes.
19875 * configure: Regenerate.
19877 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19879 * diagnostic.c (diagnostic_count_diagnostic): Delete.
19880 (diagnostic_report_diagnostic): Update. Handle ICEs here.
19882 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
19884 * gthr-vxworks.h (UNUSED): Define.
19886 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
19888 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
19890 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
19892 * doc/extend.texi (Function Attributes): Add missing comma in the
19893 example of the "alloc_size" attribute.
19895 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
19898 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
19900 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19903 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
19906 * stor-layout.c (update_alignment_for_field): Set minimum alignment
19907 of the underlying type of a MS bitfield layout to the natural
19908 alignment of the type.
19910 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19912 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19913 to their natural alignment to avoid store forwarding stalls.
19915 2008-03-22 Richard Guenther <rguenther@suse.de>
19917 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
19918 For PHI nodes verify the address is invariant.
19919 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
19920 (get_symbol_constant_value): Use is_gimple_min_invariant.
19921 (maybe_fold_stmt_indirect): Likewise.
19923 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
19925 PR rtl-optimization/33927
19926 * Makefile.in (dse.o): Depend on $(TM_P_H).
19927 * expr.h (extract_low_bits): Declare.
19928 * expmed.c (extract_low_bits): New function.
19929 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
19930 * dse.c: Include tm_p.h.
19931 (find_shift_sequence): Remove the read_reg argument and return the
19932 read value. Emit the instructions instead of returning them.
19933 Iterate on new_mode rather than calculating it each time.
19934 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
19935 source to NEW_MODE and extract_low_bits to convert the shifted
19936 value to READ_MODE.
19937 (replace_read): Allow the load and store to have different mode
19938 classes. Use extract_low_bits when SHIFT == 0. Create the shift
19939 or extraction instructions before trying the replacement. Update
19940 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
19942 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
19944 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19945 to their natural alignment to avoid store forwarding stalls.
19947 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19950 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
19951 encouraging but not allowing gprs for input;
19952 change the input constraint to !f#r.
19953 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
19955 change the output constraint to !f#r.
19957 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
19960 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
19961 corresponding post-reload splitters.
19962 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
19963 when x87 FP math is selected.
19964 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
19965 New function prototype.
19966 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
19967 unreachable function to ease macroization of insn patterns.
19969 2008-03-21 Martin Jambor <mjambor@suse.cz>
19971 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
19972 reference dumps if ddr is NULL or dependence is unknown.
19974 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19976 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
19977 unsigned extension into account.
19978 (ATOMIC_COMPARE_AND_SWAP): Likewise.
19979 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
19980 Do computations on a scratch register.
19982 2008-03-21 Richard Guenther <rguenther@suse.de>
19984 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
19985 Use is_gimple_min_invariant instead of TREE_INVARIANT.
19986 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
19987 * tree-ssa-dom.c (record_equality): Likewise.
19988 * tree-inline.c (copy_body_r): Likewise.
19989 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
19992 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
19994 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
19995 as 'delete_unused' argument.
19997 2008-03-20 Richard Guenther <rguenther@suse.de>
19999 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
20000 special casing of constant qualifiers.
20001 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
20002 care about them in general.
20003 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
20004 regardless of their type.
20005 (fold_stmt_r): Forcefully fold *& if we end up with that.
20007 2008-03-20 Paul Brook <paul@codesourcery.com>
20009 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
20010 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
20012 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
20014 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
20015 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
20017 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
20019 * common.opt (Wmudflap): New option.
20020 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
20021 (mx_register_decls): Likewise.
20022 (mudflap_finish_file): Likewise.
20023 * doc/invoke.texi: Document -Wno-mudflap.
20025 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
20027 * c-format.c (replace_format_name_to_system_name): New.
20028 (cmp_attribs): New.
20029 (convert_format_name_to_system_name): New.
20030 (decode_format_attr): Add use of convert_format_name_to_system_name.
20031 (format_types_orig): Add gnu_ prefix to names.
20032 (check_format_info_main): Special treating of \0 escaped names for
20033 supporting multi-character format specifiers as I32, I64.
20034 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
20035 (gnu_target_overrides_format_attributes): New.
20036 * c-format.h: Add structure target_ovr_attr to hold
20037 system specific formatter names.
20038 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
20039 msformat-c.o file to c_target_objs and cxx_target_objs.
20040 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
20041 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
20042 (TARGET_N_FORMAT_TYPES): New.
20043 * config/i386/msformat-c.c: New.
20044 * config/i386/t-cygming: Add build rule for msformat-c.o.
20045 * doc/extend.texi: Add new format names gnu_* and ms_* and
20047 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
20049 2008-03-20 Ira Rosen <irar@il.ibm.com>
20051 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
20052 optimizations turned on under -O3.
20053 (ftree-vectorize): Add that the flag is turned on with -O3.
20055 2008-03-20 Ben Elliston <bje@au.ibm.com>
20057 * regmove.c (try_auto_increment): Fix spelling error in comment.
20058 * final.c (final_scan_insn): Likewise.
20060 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
20063 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
20064 allocator preferences for "y" and "r" class registers.
20065 ("*mov<mode>_internal"): Ditto.
20066 ("*movv2sf_internal_rex64"): Ditto.
20067 ("*movv2sf_internal"): Ditto.
20069 2008-03-19 Michael Matz <matz@suse.de>
20071 PR middle-end/35616
20072 * calls.c (expand_call): Check overlap of arguments with call
20073 address for sibcalls.
20075 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
20078 * stor-layout.c (update_alignment_for_field): Set minimum alignment
20079 of the underlying type of a MS bitfield layout to the natural
20080 alignment of the type.
20082 2008-03-19 Jan Hubicka <jh@suse.cz>
20085 * toplev.c (decode_d_option): Handle all CPP flags.
20086 * tree-vrp.c: Update tree_pass descriptors.
20087 * regrename.c: Update tree_pass descriptors.
20088 * fwprop.c: Update tree_pass descriptors.
20089 * doc/invoke.texi: Remove documentation of dropped -d? flags.
20090 * tree-into-ssa.c: Update tree_pass descriptors.
20091 * tree-dump.c: Update tree_pass descriptors.
20092 * tree-complex.c: Update tree_pass descriptors.
20093 * tree-dump.h: Update tree_pass descriptors.
20094 * see.c: Update tree_pass descriptors.
20095 * cgraphbuild.c: Update tree_pass descriptors.
20096 * tracer.c: Update tree_pass descriptors.
20097 * tree-loop-distribution.c: Update tree_pass descriptors.
20098 * cgraph.c: Update tree_pass descriptors.
20099 * postreload-gcse.c: Update tree_pass descriptors.
20100 * postreload.c: Update tree_pass descriptors.
20101 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
20102 * tree-tailcall.c: Update tree_pass descriptors.
20103 * tree-pass.h (tree_opt_pass): Rename to ...
20104 (opt_pass) ... this one; add "type" field and remove letter field.
20105 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
20106 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
20107 all_lowering_passes): Update declaration.
20108 * ipa-cp.c: Update tree_pass descriptors.
20109 * final.c: Update tree_pass descriptors.
20110 * omp-low.c: Update tree_pass descriptors.
20111 * tree-ssa-dse.c: Update tree_pass descriptors.
20112 * ipa-reference.c: Update tree_pass descriptors.
20113 * tree-ssa-uncprop.c: Update tree_pass descriptors.
20114 * auto-inc-dec.c: Update tree_pass descriptors.
20115 * reorg.c: Update tree_pass descriptors.
20116 * cgraphunit.c: Update tree_pass descriptors.
20117 * tree-ssa-copyrename.c: Update tree_pass descriptors.
20118 * tree-ssa-ccp.c: Update tree_pass descriptors.
20119 * df-core.c: Update tree_pass descriptors.
20120 * mode-switching.c: Update tree_pass descriptors.
20121 * tree-nomudflap.c: Update tree_pass descriptors.
20122 * modulo-sched.c: Update tree_pass descriptors.
20123 * ipa-pure-const.c: Update tree_pass descriptors.
20124 * cse.c: Update tree_pass descriptors.
20125 * web.c: Update tree_pass descriptors.
20126 * tree-stdarg.c: Update tree_pass descriptors.
20127 * tree-ssa-math-opts.c: Update tree_pass descriptors.
20128 * tree-ssa-dom.c: Update tree_pass descriptors.
20129 * tree-nrv.c: Update tree_pass descriptors.
20130 * tree-ssa-alias.c: Update tree_pass descriptors.
20131 * loop-init.c: Update tree_pass descriptors.
20132 * gimple-low.c: Update tree_pass descriptors.
20133 * ipa-inline.c: Update tree_pass descriptors.
20134 * tree-ssa-sink.c: Update tree_pass descriptors.
20135 * global.c: Update tree_pass descriptors.
20136 * ifcvt.c: Update tree_pass descriptors.
20137 * jump.c: Update tree_pass descriptors.
20138 * predict.c: Update tree_pass descriptors.
20139 * tree-ssa-loop.c: Update tree_pass descriptors.
20140 * recog.c: Update tree_pass descriptors.
20141 * dse.c: Update tree_pass descriptors.
20142 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
20143 * tree-eh.c: Update tree_pass descriptors.
20144 * regmove.c: Update tree_pass descriptors.
20146 * function.c: Update tree_pass descriptors.
20147 * tree-vectorizer.c: Update tree_pass descriptors.
20148 * gcse.c: Update tree_pass descriptors.
20149 * ipa-type-escape.c: Update tree_pass descriptors.
20150 * tree-if-conv.c: Update tree_pass descriptors.
20151 * init-regs.c: Update tree_pass descriptors.
20152 * ipa.c: Update tree_pass descriptors.
20153 * tree-ssa-phiopt.c: Update tree_pass descriptors.
20154 * rtl-factoring.c: Update tree_pass descriptors.
20155 * lower-subreg.c: Update tree_pass descriptors.
20156 * bt-load.c: Update tree_pass descriptors.
20157 * tree-dfa.c: Update tree_pass descriptors.
20158 * except.c: Update tree_pass descriptors.
20159 * emit-rtl.c: Update tree_pass descriptors.
20160 * cfgexpand.c: Update tree_pass descriptors.
20161 * tree-cfgcleanup.c: Update tree_pass descriptors.
20162 * cfgcleanup.c: Update tree_pass descriptors.
20163 * tree-ssa-pre.c: Update tree_pass descriptors.
20164 * tree-sra.c: Update tree_pass descriptors.
20165 * tree-mudflap.c: Update tree_pass descriptors.
20166 * tree-ssa-copy.c: Update tree_pass descriptors.
20167 * cfglayout.c: Update tree_pass descriptors.
20168 * tree-ssa-forwprop.c: Update tree_pass descriptors.
20169 * tree-ssa-dce.c: Update tree_pass descriptors.
20170 * tree-ssa.c: Update tree_pass descriptors.
20171 * regclass.c: Update tree_pass descriptors.
20172 * integrate.c: Update tree_pass descriptors.
20173 * tree-optimize.c: Update tree_pass descriptors.
20174 * tree-ssa-phiprop.c: Update tree_pass descriptors.
20175 * tree-object-size.c: Update tree_pass descriptors.
20176 * combine.c: Update tree_pass descriptors.
20177 * tree-outof-ssa.c: Update tree_pass descriptors.
20178 * bb-reorder.c: Update tree_pass descriptors.
20179 * stack-ptr-mod.c: Update tree_pass descriptors.
20180 * var-tracking.c: Update tree_pass descriptors.
20181 * tree-profile.c: Update tree_pass descriptors.
20182 * tree-vect-generic.c: Update tree_pass descriptors.
20183 * reg-stack.c: Update tree_pass descriptors.
20184 * sched-rgn.c: Update tree_pass descriptors.
20185 * tree-ssa-structalias.c: Update tree_pass descriptors.
20186 * tree-cfg.c: Update tree_pass descriptors.
20187 * passes.c (current_pass): Update declaration.
20188 (finish_optimization_passes): Update.
20189 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
20190 (register_one_dump_file, register_dump_files_1, next_pass_1):
20192 (init_optimization_passes): Update handling of new types.
20193 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
20194 * ipa-struct-reorg.c: Update tree_pass descriptors.
20195 * tree-ssa-reassoc.c: Update tree_pass descriptors.
20196 * combine-stack-adj.c: Update tree_pass descriptors.
20197 * cfgrtl.c: Update tree_pass descriptors.
20198 * dce.c: Update tree_pass descriptors.
20199 * tree-ssanames.c: Update tree_pass descriptors.
20201 2008-03-19 Richard Guenther <rguenther@suse.de>
20203 PR middle-end/35609
20204 * tree-ssa.c (walk_data): New structure.
20205 (warn_uninitialized_var): If not always_executed warn with "maybe"
20207 (execute_early_warn_uninitialized): Compute post-dominators.
20208 Initialize always_executed before processing each basic block.
20210 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
20213 * config/i386/i386.c (x86_this_parameter): Calculate correct location
20214 of "this" pointer when "regparm = N" or "fastcall" is in effect.
20216 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20218 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
20220 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
20222 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
20224 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
20225 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
20226 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
20227 target after ignore has been set, and move there also the commputation
20228 of subtarget and original_target.
20229 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
20230 (LANG_HOOKS_INITIALIZER): Remove it.
20231 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
20233 2008-03-18 Richard Guenther <rguenther@suse.de>
20235 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
20236 found an expression with constants, note that in the VN for the lhs.
20237 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
20238 fold them to constants if possible. Run cleanup_cfg if done so.
20239 (execute_pre): Return todo.
20240 (do_pre): Likewise.
20241 (execute_fre): Likewise.
20242 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
20244 (get_prop_source_stmt): Look through pointer conversions.
20246 2008-03-18 Jan Hubicka <jh@suse.cz>
20248 * tree-pretty-print.c: Include predict.h.
20249 (dump_generic_node): Dump predictor.
20250 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
20251 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
20252 * gimple-low.c (lower_stmt): Likewise.
20253 * expr.c (expand_expr_real): Likewise.
20254 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
20256 (build_predict_expr, build_predict_expr): New.
20257 * predict.h (predictor_name, build_predict_expr): Update.
20258 * c-typeck.c (c_finish_bc_stmt): Add prediction.
20259 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
20260 * predict.def (PRED_CONTINUE): Update hitrate.
20261 * tree.def (PREDICT_EXPR): Define.
20262 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
20263 do not handle BIND_EXPR.
20264 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
20265 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
20266 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
20269 2008-03-18 Michael Matz <matz@suse.de>
20271 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
20273 2008-03-18 Richard Guenther <rguenther@suse.de>
20275 * tree-gimple.h (is_gimple_invariant_address): Declare.
20276 (is_gimple_constant): Likewise.
20277 * tree-gimple.c (is_gimple_constant): New function.
20278 (is_gimple_invariant_address): Likewise.
20279 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
20280 and is_gimple_invariant_address.
20281 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
20283 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
20284 an addressable base.
20286 2008-03-18 Jakub Jelinek <jakub@redhat.com>
20288 PR middle-end/35611
20289 * gimplify.c (gimplify_expr): Gimplify second operand of
20292 2008-03-17 Richard Guenther <rguenther@suse.de>
20294 PR tree-optimization/19637
20295 * fold-const.c (fold_unary): Remove restrictions of removing
20296 intermediate pointer-conversions (P2)(P1)P0.
20297 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
20298 conversion to void pointer.
20299 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
20301 2008-03-16 James E. Wilson <wilson@tuliptree.org>
20304 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
20305 emulated thread local variables.
20307 2008-03-16 Richard Guenther <rguenther@suse.de>
20309 PR middle-end/35607
20310 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
20311 expand TREE_INVARIANT operations that are not gimple invariant.
20313 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
20315 * doc/extend.texi (Alignment): Say that the ABI controls
20316 the __alignof__ for non-strict-alignment targets rather
20317 than being a recommendation.
20319 2008-03-15 Paul Brook <paul@codesourcery.com>
20321 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
20323 (arm_output_fn_unwind): Mark functions that can not be unwound.
20325 2008-03-15 Paul Brook <paul@codesourcery.com>
20327 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
20328 extension instructions.
20330 2008-03-15 Richard Guenther <rguenther@suse.de>
20332 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
20333 and fold constant aggregate refs.
20334 (fold_const_aggregate_ref): Handle string constants
20335 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
20336 (evaluate_stmt): Simplify now that ccp_fold folds constant
20339 2008-03-15 Paul Brook <paul@codesourcery.com>
20341 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
20342 (extzv): Use gen_extzv_t2.
20343 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
20345 2008-03-15 Richard Guenther <rguenther@suse.de>
20347 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
20348 (fold_const_aggregate_ref): Likewise.
20349 (get_value): Return NULL if we don't have any values.
20350 (ccp_finalize): Set const_val to NULL after freeing it.
20351 * tree-flow.h (get_symbol_constant_value): Declare.
20352 (fold_const_aggregate_ref): Likewise.
20353 * tree-ssa-sccvn.c (try_to_simplify): Use them.
20355 2008-03-15 Richard Guenther <rguenther@suse.de>
20357 PR middle-end/35593
20358 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
20359 to not produce negative array indices if not allowed. Add
20360 parameter to indicate that.
20361 (maybe_fold_offset_to_component_ref): Allow negative array
20362 indices only for the first member of a structure.
20363 (maybe_fold_offset_to_reference): Allow negative array indices.
20364 (maybe_fold_stmt_addition): Likewise.
20366 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
20367 Anatoly Sokolov <aesok@post.ru>
20369 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
20370 (avr_arch): Add ARCH_AVR6.
20371 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
20372 (initial_elimination_offset): Initialize and use 'avr_pc_size'
20373 instead of fixed value 2.
20374 (print_operand_address): Use gs() asm specifier instead of pm().
20375 (avr_assemble_integer): (Ditto.).
20376 (avr_output_addr_vec_elt): (Ditto.).
20377 (print_operand): Handle "!" code.
20378 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
20379 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
20380 (AVR_HAVE_EIJMP_EICALL): Define.
20381 (AVR_3_BYTE_PC): Redefine.
20382 (AVR_2_BYTE_PC): (Ditto.).
20383 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
20384 (LINK_SPEC): Add atmega2560 and atmega2561.
20385 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
20387 * config/avr/avr.md (call_insn): Use eicall instead of icall
20388 for 3 byte PC devices.
20389 (call_value_insn): (Ditto.).
20390 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
20391 (indirect_jump): Use only for for 2 byte PC devices.
20392 (*tablejump): (Ditto.).
20393 (*indirect_jump_avr6): Add insn.
20394 (*tablejump_rjmp): Don't use for 3 byte PC devices.
20395 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
20396 instead of ijmp for 3 byte PC devices.
20397 (__tablejump2__): (Ditto.).
20398 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
20399 (MULITLIB_DIRNAMES): (Ditto.).
20400 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
20402 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
20404 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
20405 "sse2_umulsidi3". Use V1DI mode for operand 0.
20406 ("mmx_psadbw"): Use V1DI mode for operand 0.
20407 * config/i386/i386-modes.def (V1SI): New vector mode.
20408 * config/i386/i386.c (struct builtin_description)
20409 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
20410 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
20411 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
20412 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
20413 v1di_ftype_v8qi_v8qi type.
20414 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
20416 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
20417 __builtin_ia32_pmuludq]: Fix the mode of return value.
20419 2008-03-15 Richard Guenther <rguenther@suse.de>
20421 PR middle-end/35595
20422 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
20425 2008-03-14 Bob Wilson <bob.wilson@acm.org>
20427 * doc/invoke.texi (Option Summary, Xtensa Options): Document
20428 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
20429 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
20430 unless TARGET_SERIALIZE_VOLATILE is enabled.
20431 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
20432 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
20433 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
20435 2008-03-14 Richard Guenther <rguenther@suse.de>
20437 PR tree-optimization/34172
20438 * tree-flow.h (refs_may_alias_p): Declare.
20439 (get_single_def_stmt): Likewise.
20440 (get_single_def_stmt_from_phi): Likewise.
20441 (get_single_def_stmt_with_phi): Likewise.
20442 * tree-dfa.c (refs_may_alias_p): New function.
20443 (get_single_def_stmt): Likewise.
20444 (get_single_def_stmt_from_phi): Likewise.
20445 (get_single_def_stmt_with_phi): Likewise.
20446 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
20447 (vn_reference_lookup_1): New helper function.
20448 (vn_reference_lookup): Walk the virtual use-def chain to
20449 continue searching for a match if the def does not alias the
20450 reference we are looking for.
20452 2008-03-14 David Edelsohn <edelsohn@gnu.org>
20454 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
20455 archive and Perzl. Update The Written Word listing.
20457 2008-03-14 Richard Guenther <rguenther@suse.de>
20459 PR tree-optimization/34043
20460 PR tree-optimization/33989
20461 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
20463 (bitmap_find_leader): Use extra argument to verify dominance
20464 relationship inside a basic-block.
20465 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
20466 (find_leader_in_sets): Adjust.
20467 (create_component_ref_by_pieces): Take extra argument for
20468 dominance check, handle lookup failures.
20469 (find_or_generate_expression): Likewise.
20470 (create_expression_by_pieces): Likewise.
20471 (insert_into_preds_of_block): Adjust.
20472 (create_value_expr_from): If asked for, verify all operands
20473 are in the blocks AVAIL_OUT set.
20474 (make_values_for_stmt): Check for SSA_NAMEs that are life
20475 over an abnormal edge.
20476 (compute_avail): Remove such check.
20477 (do_SCCVN_insertion): New function.
20478 (eliminate): If we do not find a leader suitable for replacement
20479 insert a replacement expression from SCCVN if available.
20480 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
20481 (struct vn_ssa_aux): Add needs_insertion flag.
20482 * tree-ssa-sccvn.c (may_insert): New global flag.
20483 (copy_reference_ops_from_ref): Value-number union member access
20484 based on its size, not type and member if insertion is allowed.
20485 (visit_reference_op_load): For a weak match from union type
20486 punning lookup a view-converted value and insert a SSA_NAME
20487 for that value if that is not found.
20488 (visit_use): Make dumps shorter. Do not disallow value numbering
20489 SSA_NAMEs that are life over an abnormal edge to constants.
20490 (free_scc_vn): Release inserted SSA_NAMEs.
20491 (run_scc_vn): New flag to specify whether insertion is allowed.
20492 Process SSA_NAMEs in forward order.
20493 * tree-ssa-loop-im.c (for_each_index): Handle invariant
20494 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
20495 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
20496 pointer type to/from integral types that do not change the
20497 precision to regular conversions.
20499 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20501 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20502 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20503 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
20504 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
20505 input arguments and the mode of return value. Built-in functions
20506 that operate on whole 64-bit MMX register now use V1DI mode.
20508 2008-03-13 Alon Dayan <alond@il.ibm.com>
20509 Olga Golovanevsky <olga@il.ibm.com>
20511 PR tree-optimization/35041
20512 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
20513 to locate the right position in a statement.
20515 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20519 * config/i386/xmmintrin.h: Change all static inline functions to
20520 extern inline and add __gnu_inline__ attribute.
20521 * config/i386/bmintrin.h: Ditto.
20522 * config/i386/smmintrin.h: Ditto.
20523 * config/i386/tmmintrin.h: Ditto.
20524 * config/i386/mmintrin-common.h: Ditto.
20525 * config/i386/ammintrin.h: Ditto.
20526 * config/i386/emmintrin.h: Ditto.
20527 * config/i386/pmmintrin.h: Ditto.
20528 * config/i386/mmintrin.h: Ditto.
20529 * config/i386/mm3dnow.h: Ditto.
20531 2008-03-13 Jakub Jelinek <jakub@redhat.com>
20533 PR middle-end/35185
20534 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
20535 (lower_omp_2): New function.
20536 (lower_omp_1, lower_omp): Rewritten.
20538 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
20541 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
20542 with the phrase "Microsoft Windows compilers".
20543 (Push/Pop Macro Pragmas): New subsection. Document
20544 #pragma push_macro and pragma pop_macro.
20546 2008-03-12 Paul Brook <paul@codesourcery.com>
20548 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
20550 2008-03-12 Paul Brook <paul@codesourcery.com>
20552 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
20553 (thumb2_alusi3_short): Exclude PLUS and MINUS.
20554 (thumb2_addsi_shortim): Rename ...
20555 (thumb2_addsi_short): ... to this. Allow register operands.
20556 (thumb2_subsi_short): New pattern.
20557 (thumb2_one_cmplsi2_short,
20558 thumb2_negsi2_short): New patterns and peepholes.
20560 2008-03-12 Paul Brook <paul@codesourcery.com>
20562 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
20564 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
20566 * config/i386/i386.md (int_cond): New code iterator.
20568 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
20569 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
20570 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
20571 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
20572 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
20573 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
20574 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
20575 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
20577 2008-03-12 Paul Brook <paul@codesourcery.com>
20579 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
20580 instead of {arm,thumb}_compute_save_reg_mask.
20581 (output_return_instruction): Ditto.
20582 (thumb_unexpanded_epilogue): Ditto.
20583 (thumb1_expand_prologue): Ditto.
20584 (thumb1_output_function_prologue): Ditto.
20585 (arm_set_return_address): Ditto.
20586 (thumb_set_return_address): Ditto.
20587 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
20588 regs to achieve stack alignment.
20589 (thumb1_compute_save_reg_mask): Fix compiler warning.
20590 (arm_output_epilogue): Use offsets->saved_regs_mask.
20591 Adjust stack pointer by poping call clobered registers.
20592 (arm_expand_prologue): Use offsets->saved_regs_mask.
20593 Adjust stack pointer by pushing extra registers.
20594 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
20596 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
20599 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
20600 conversion to the operands of a multiplication.
20602 2008-03-12 Richard Guenther <rguenther@suse.de>
20604 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
20605 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
20606 * timevar.def (TV_TREE_PHIPROP): Add.
20607 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
20608 pass description. Use TV_TREE_PHIPROP.
20609 * tree-ssa-forwprop.c: Remove phiprop code.
20611 2008-03-12 Jakub Jelinek <jakub@redhat.com>
20613 PR middle-end/35549
20614 * omp-low.c (maybe_lookup_decl): Constify first argument.
20615 (use_pointer_for_field): Change last argument from bool to
20616 omp_context *. Disallow shared copy-in/out in nested
20617 parallel if decl is shared in outer parallel too.
20618 (build_outer_var_ref, scan_sharing_clauses,
20619 lower_rec_input_clauses, lower_copyprivate_clauses,
20620 lower_send_clauses, lower_send_shared_vars): Adjust callers.
20622 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
20623 Ira Rosen <irar@il.ibm.com>
20625 * tree-vectorizer.c (free_stmt_vec_info): New function.
20626 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
20627 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
20628 * tree-vectorizer.h (free_stmt_vec_info): Declare.
20629 * tree-vect-transform.c (vectorizable_conversion): Free
20630 vec_oprnds0 if it was allocated.
20631 (vect_permute_store_chain): Remove unused VECs.
20632 (vectorizable_store): Free VECs that are allocated in the..
20634 (vect_transform_strided_load, vectorizable_load): Likewise.
20635 (vect_remove_stores): Simplify the code.
20636 (vect_transform_loop): Move code to vect_remove_stores().
20637 Call vect_remove_stores() and free_stmt_vec_info().
20639 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20641 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
20642 TARGET_HPUX. Revise comment.
20643 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
20644 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
20645 Use sr4 variant of `be' instruction when not generating PIC code.
20646 (attr_length_call): Adjust for above change.
20648 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20650 * ipa-reference.c (static_execute): Remove module_statics_const and
20651 associated setting code.
20653 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
20656 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
20657 predicate for operand 1.
20658 (paritysi2_cmp): Use register_operand predicate for operand 2.
20659 Use earlyclobber modifier for operand 1. Remove support for
20661 (paritydi2_cmp): Use register_operand predicate for operand 3.
20662 Use earlyclobber modifier for operand 1. Remove support for
20665 2008-03-11 Paul Brook <paul@codesourcery.com>
20666 Vladimir Prus <vladimir@codesourcery.com>
20668 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
20669 (arm_compute_save_reg0_reg12_mask): Always
20670 check if register 11 must be saved. Always safe hard frame pointer
20671 when frame_pointer_needeed.
20672 (arm_compute_save_reg_mask): Save IP and PC
20673 only with apcs frames.
20674 (arm_output_epilogue): Adjust Thumb2 codepath to
20675 be also invoked and work for ARM non-apcs frames.
20676 (arm_expand_prologue): Don't bother saving IP
20677 for non-apcs frame, since it's not clobbered by
20678 prologue code. Implement non-apcs frame
20681 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
20683 PR rtl-optimization/35281
20684 * expr.c (convert_move): Use a new pseudo for the intermediate
20685 from_mode->word_mode result.
20687 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
20689 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
20690 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
20691 * toplev.c (compile_file): Don't call it.
20693 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
20695 PR middle-end/35526
20696 * expr.c (store_expr): Call emit_block_move if the mode
20697 of "temp" RTX is BLKmode.
20699 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20700 Richard Guenther <rguenther@suse.de>
20702 PR tree-optimization/31358
20703 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
20704 the step with a NULL_TREE.
20705 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
20706 to sizetype if type is a pointer type.
20707 (add_candidate_1): Don't convert the base and step to
20708 the generic type if the orginal type is a pointer type.
20709 (add_iv_value_candidates): Use sizetype for the step
20710 if type is a pointer type.
20711 (cand_value_at): Likewise.
20712 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
20714 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
20715 Don't convert the tem affine to the type.
20716 (add_elt_to_tree): Use sizetype for the step if a pointer.
20717 Use POINTER_PLUS_EXPR for pointers.
20718 (aff_combination_to_tree): Use sizetype for the step if a
20721 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
20723 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
20724 Remove commutativity hint.
20726 2008-03-10 Jakub Jelinek <jakub@redhat.com>
20730 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
20731 errorneous type. Check that v is a VAR_DECL.
20733 PR middle-end/35099
20734 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
20736 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
20738 PR tree-optimization/35494
20739 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
20740 may be overriden at link and run time.
20742 2008-03-10 Richard Guenther <rguenther@suse.de>
20744 PR tree-optimization/34677
20745 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
20746 (poolify_tree): Likewise.
20747 (modify_expr_template): Likewise.
20748 (poolify_modify_stmt): Likewise.
20749 (insert_fake_stores): Handle all component-ref style stores
20750 in addition to INDIRECT_REF. Also handle complex types.
20751 Do not poolify the inserted load.
20752 (realify_fake_stores): Do not rebuild the tree but only
20753 make it a SSA_NAME copy.
20754 (init_pre): Remove initialzation of modify_expr_template.
20755 Do not allocate modify_expr_node_pool.
20756 (fini_pre): Do not free modify_expr_node_pool.
20758 2008-03-10 Paul Brook <paul@codesourcery.com>
20760 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
20761 to avoid conflicts.
20763 2008-03-10 Paul Brook <paul@codesourcery.com>
20764 Mark Shinwell <shinwell@codesourcery.com>
20766 * config/arm/cortex-r4.md: New.
20767 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
20769 * config/arm/arm.md: Include cortex-r4.md.
20770 (insn): Add smmls, sdiv and udiv values.
20771 (generic_sched): Don't use generic scheduling for Cortex-R4.
20772 (arm_issue_rate): New function.
20773 (TARGET_SCHED_ISSUE_RATE): Define.
20775 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
20777 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
20779 2008-03-10 Richard Guenther <rguenther@suse.de>
20781 * tree-ssa-pre.c (get_sccvn_value): Simplify.
20782 (compute_avail): Do not add stmt uses to AVAIL_OUT.
20784 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
20786 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
20787 Set default to true.
20789 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20791 * c.opt (Wsynth): Deprecate.
20792 * doc/invoke.texi (Option Summary, Warning Options): Document
20793 -Wno-format-contains-nul.
20795 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
20798 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
20799 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
20801 2008-03-09 Ira Rosen <irar@il.ibm.com>
20803 * config/rs6000/rs6000.c (builtin_description): Rename vector
20804 left shift operations.
20805 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
20806 (altivec_vsl<VI_char>): Rename to ...
20807 (ashl<mode>3): ... new name.
20808 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
20810 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
20812 2008-03-08 Richard Guenther <rguenther@suse.de>
20814 * coverage.h (tree_coverage_counter_addr): Declare.
20815 * coverage.c (tree_coverage_counter_addr): New function.
20816 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
20817 before using again.
20818 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
20819 (tree_gen_one_value_profiler): Likewise.
20820 (tree_gen_ic_profiler): Likewise.
20821 (tree_gen_average_profiler): Likewise.
20822 (tree_gen_ior_profiler): Likewise.
20824 2008-03-08 Richard Guenther <rguenther@suse.de>
20826 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
20827 (vn_binary_op_insert): Likewise.
20828 (vn_unary_op_lookup): Likewise.
20829 (vn_unary_op_insert): Likewise.
20830 (vn_nary_op_lookup): Declare.
20831 (vn_nary_op_insert): Likewise.
20832 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
20833 and binary hashes, use a single obstack for unary_op_pool
20834 and binary_op_pool.
20835 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
20836 a single struct vn_nary_op_s. Store tree code length and
20837 a variable number of operands.
20838 (struct vn_reference_op_struct): Remove unused op2.
20839 (vn_reference_op_eq): Do not compare op2.
20840 (vn_reference_op_compute_hash): Do not compute hash of op2.
20841 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
20842 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
20843 with vn_nary_op_compute_hash.
20844 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
20845 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
20847 (vn_unary_op_insert, vn_binary_op_insert): Replace with
20849 (visit_unary_op): Call nary functions.
20850 (visit_binary_op): Likewise.
20851 (process_scc): Adjust for struct vn_tables_s changes.
20852 (allocate_vn_table): Likewise.
20853 (free_vn_table): Likewise.
20854 * tree-vn.c (vn_add): Call nary functions.
20855 (vn_lookup): Likewise.
20857 2008-03-08 Jakub Jelinek <jakub@redhat.com>
20860 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
20861 wdst back after sync_compare_and_swapqhi_internal.
20863 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
20866 * config/i386/i386-modes.def (V1DI): New vector mode.
20867 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
20868 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
20869 (MMXMODE248): Ditto.
20870 (MMXMODE): Add V1DI mode.
20871 (mmxvecsize): Change DI mode to V1DI mode.
20872 ("mov<mode>): Use MMXMODEI8 mode iterator.
20873 ("*mov<mode>_internal_rex64"): Ditto.
20874 ("*mov<mode>_internal"): Ditto.
20875 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
20876 ("mmx_sub<mode>3"): Ditto.
20877 ("mmx_adddi3"): Remove insn pattern.
20878 ("mmx_subdi3"): Ditto.
20879 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
20880 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
20881 ("mmx_ashl<mode>3"): Ditto.
20882 ("mmx_lshrdi3"): Remove insn pattern.
20883 ("mmx_ashldi3"): Ditto.
20884 * config/i386/i386.c (classify_argument): Handle V1DImode.
20885 (function_arg_advance_32): Ditto.
20886 (function_arg_32): Ditto.
20887 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
20888 mmx_addv1di3 insn pattern.
20889 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
20890 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
20891 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
20892 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
20893 Remove definitions of built-in functions.
20894 (V1DI_type_node): New node.
20895 (v1di_ftype_v1di_int): Ditto.
20896 (v1di_ftype_v1di_v1di): Ditto.
20897 (v2si_ftype_v2si_si): Ditto.
20898 (v4hi_ftype_v4hi_di): Remove node.
20899 (v2si_ftype_v2si_di): Ditto.
20900 (ix86_init_mmx_sse_builtins): Handle V1DImode.
20901 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
20902 Redefine builtins using def_builtin_const with *_ftype_*_int node.
20903 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
20904 Add new builtins using def_builtin_const.
20905 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
20906 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
20907 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
20908 * config/i386/mmintrin.h (__v1di): New typedef.
20909 (_mm_add_si64): Cast arguments to __v1di type.
20910 (_mm_sub_si64): Ditto.
20911 (_mm_sll_pi16): Cast __count to __v4hi type.
20912 (_mm_sll_pi32): Cast __count to __v2si type.
20913 (_mm_sll_si64): Cast arguments to __v1di type.
20914 (_mm_srl_pi16): Cast __count to __v4hi type.
20915 (_mm_srl_pi32): Cast __count to __v2si type.
20916 (_mm_srl_si64): Cast arguments to __v1di type.
20917 (_mm_sra_pi16): Cast __count to __v4hi type.
20918 (_mm_sra_pi32): Cast __count to __v2si type.
20919 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
20920 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
20921 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
20922 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
20923 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
20924 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
20925 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
20926 (_mm_srai_pi32): Use __builtin_ia32_psradi.
20927 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
20928 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20929 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20930 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
20932 2008-03-07 Joseph Myers <joseph@codesourcery.com>
20934 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
20936 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
20939 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
20940 reg+const addressing for Altivec modes. Don't generate reg+reg
20941 addressing for TFmode or TDmode quantities.
20943 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
20945 * c-common.c (vector_types_convertible_p): Call langhook
20946 instead of comptypes.
20948 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
20951 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
20952 integral and scalar float variables which have a
20955 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
20957 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
20958 dwarf_register_span hook when emitting unwind information for
20959 register-to-memory saves.
20960 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
20961 (rs6000_frame_related): Remove call to spe_synthesize_frame.
20963 2008-03-06 Jakub Jelinek <jakub@redhat.com>
20965 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
20966 for the same VAR_DECL.
20968 2008-03-06 Tom Tromey <tromey@redhat.com>
20970 * treelang: Delete.
20971 * doc/standards.texi (Standards): Don't mention treelang.
20972 * doc/invoke.texi (Overall Options): Don't mention treelang.
20973 * doc/install.texi (Prerequisites): Don't mention bison or
20975 (Configuration): Don't mention treelang.
20976 (Building): Likewise.
20977 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
20979 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
20981 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
20982 word-extractions out of a multi-word object.
20984 2008-03-06 Richard Guenther <rguenther@suse.de>
20986 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
20987 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
20988 result type and precision.
20989 * expr.c (get_inner_reference): Set unsignedp based on the result
20990 type of BIT_FIELD_REF.
20991 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
20992 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
20993 (try_instantiate_multiple_fields): Likewise. Use the correct type
20995 (sra_build_assignment): Likewise.
20996 (sra_build_elt_assignment): Likewise.
20997 (sra_explode_bitfield_assignment): Likewise.
20998 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
20999 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
21000 set BIT_FIELD_REF_UNSIGNED.
21001 (vectorizable_load): Likewise.
21003 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
21005 * cse.c (cse_extended_basic_block): Invalidate artificial defs
21008 2008-03-06 Richard Guenther <rguenther@suse.de>
21010 * alias.c (struct alias_set_entry): Move has_zero_child field
21011 to pack with alias_set.
21013 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
21015 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
21018 2008-03-05 Ian Lance Taylor <iant@google.com>
21020 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
21022 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
21024 * fwprop.c (update_df): Support width and offset parameters of
21026 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
21027 global_conflicts): Change DF_REF_EXTRACT to either
21028 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
21029 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
21030 * df-scan.c (df_ref_record, df_defs_record,
21031 df_ref_create_structure, df_def_record_1, df_uses_record,
21032 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
21033 df_bb_refs_collect, df_entry_block_defs_collect,
21034 df_exit_block_uses_collect): Support new width and offset fields.
21035 (ref_extract_pool): New storage pool.
21036 (df_free_ref): New function.
21037 (df_reg_chain_unlink, df_free_collection_rec,
21038 df_sort_and_compress_refs): Call df_free_ref.
21039 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
21041 (df_ref_create_structure): Allocate df_ref_extract if offset and
21042 width fields are used.
21043 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
21044 (df_uses_record): Get offset and width from ZERO_EXTRACT
21046 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
21047 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
21048 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
21049 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
21050 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
21051 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
21052 (df_ref_extract): New structure.
21053 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
21054 (df_ref_create): Add width and offset parameters.
21056 2008-03-05 Richard Guenther <rguenther@suse.de>
21058 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21059 Use ranges_overlap_p.
21060 (offset_overlaps_with_access): Rename
21061 to ranges_overlap_p and move ...
21062 * tree-flow-inline.h (ranges_overlap_p): ... here.
21064 * tree.h (get_inner_reference, handled_component_p): Update
21067 * tree.h (record_component_aliases, get_alias_set,
21068 alias_sets_conflict_p, alias_sets_must_conflict_p,
21069 objects_must_conflict_p): Move declarations ...
21070 * alias.h (record_component_aliases, get_alias_set,
21071 alias_sets_conflict_p, alias_sets_must_conflict_p,
21072 objects_must_conflict_p): ... here.
21073 Include coretypes.h.
21074 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
21076 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
21078 * cfg.c: Include tree-flow.h.
21079 (remove_edge_raw): Call redirect_edge_var_map_clear.
21080 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
21081 * tree-flow-inline.h (redirect_edge_var_map_def): New.
21082 (redirect_edge_var_map_result): New.
21083 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
21084 PENDING_STMT use with redirect_edge_var_map_*.
21085 * tree-ssa.c (edge_var_maps): New definition.
21086 (redirect_edge_var_map_add): New.
21087 (redirect_edge_var_map_clear): New.
21088 (redirect_edge_var_map_dup): New.
21089 (redirect_edge_var_map_vector): New.
21090 (redirect_edge_var_map_destroy): New.
21091 (ssa_redirect_edge): Replace PENDING_STMT use with
21092 redirect_edge_var_map_*.
21093 (flush_pending_stmts): Same.
21094 (delete_tree_ssa): Destroy edge var map.
21095 * tree-flow.h (struct _edge_var_map): New.
21096 Define edge_var_map vector type.
21097 Declare redirect_edge_var_map_* prototypes.
21098 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
21099 * tree-cfg.c (reinstall_phi_args): Replace
21100 PENDING_STMT use with redirect_edge_var_map_*.
21102 2008-03-05 Richard Guenther <rguenther@suse.de>
21104 PR tree-optimization/35472
21105 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
21106 whose single use_stmt has a overlapping set of loaded and
21107 stored symbols as that use_stmt might be a noop assignment then.
21109 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21111 * gthr-rtems.h: Implement __gthread_mutex_destroy.
21113 2008-03-05 Richard Guenther <rguenther@suse.de>
21116 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
21117 should be constants.
21118 * tree-cfg.c (verify_expr): Verify it.
21119 * fold-const.c (fold_truthop): Remove code generating
21120 BIT_FIELD_REFs of structure bases.
21121 (fold_binary): Likewise.
21122 (fold_ternary): Position and size of BIT_FIELD_REFs are
21123 always host integers.
21124 (make_bit_field_ref): Remove.
21125 (optimize_bit_field_compare): Remove.
21126 (all_ones_mask_p): Remove.
21128 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
21131 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
21132 (split_block_and_df_analyze): New. Split basic block and rebuild
21134 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
21136 (split_pattern_seq): Likewise.
21137 (erase_matching_seqs): Likewise.
21138 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
21140 2008-03-04 Geoff Keating <geoffk@apple.com>
21142 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
21143 declaration and code.
21144 (tree_invalid_nonnegative_warnv_p): Likewise.
21146 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
21148 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
21149 examples. Truncate option-names then causing overfull hbox.
21151 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21154 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
21156 * configure: Rebuilt.
21158 2008-03-04 Rafael EspÃndola <espindola@google.com>
21160 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
21161 (tree_unary_nonnegative_warnv_p): New.
21162 (tree_binary_nonnegative_warnv_p): New.
21163 (tree_single_nonnegative_warnv_p): New.
21164 (tree_invalid_nonnegative_warnv_p): New.
21165 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
21167 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21170 * opts.c (handle_option): Postpone 'unknown option' errors only for
21173 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
21176 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
21179 2008-03-04 Rafael EspÃndola <espindola@google.com>
21181 * fold-const.c (tree_unary_nonzero_warnv_p): New.
21182 (tree_binary_nonzero_warnv_p): New.
21183 (tree_single_nonzero_warnv_p): New.
21184 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
21186 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
21188 PR middle-end/35456
21189 * fold-const.c (fold_cond_expr_with_comparison): Prevent
21190 transformations for modes that have signed zeros.
21191 * ifcvt.c (noce_try_abs): Ditto.
21193 2008-03-04 Joseph Myers <joseph@codesourcery.com>
21195 * config/i386/i386.c (override_options): Force
21196 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
21198 2008-03-04 Jan Hubicka <jh@suse.cz>
21201 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
21204 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
21206 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
21207 label to probe the stack.
21209 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
21211 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
21212 (__gthr_win32_mutex_destroy): Declare.
21213 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
21214 __gthr_win32_mutex_destroy.
21215 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
21217 2008-03-03 Jan Hubicka <jh@suse.cz>
21220 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
21221 aggressive on inlining cold calls.
21223 2008-03-03 Richard Guenther <rguenther@suse.de>
21225 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
21226 struct copies into the expression table.
21227 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
21228 (try_to_simplify): Likewise.
21229 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
21230 integral and pointer arguments which do not change the
21231 precision to NOP_EXPRs.
21232 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
21233 VIEW_CONVERT_EXPR case.
21235 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
21237 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
21238 defined in a loop at depth 0 is invariant.
21239 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
21240 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
21241 be called at loop depth 0.
21243 2008-03-02 Jakub Jelinek <jakub@redhat.com>
21246 * gcc.c (process_command): Update copyright notice dates.
21247 * gcov.c (print_version): Likewise.
21248 * gcov-dump.c (print_version): Likewise.
21249 * mips-tfile.c (main): Likewise.
21250 * mips-tdump.c (main): Likewise.
21252 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21255 * c-common.c (flag_permissive): Delete.
21256 (constant_expression_warnings): Check flags first.
21257 (constant_expression_error): New.
21258 * c-common.h (flag_permissive): Delete.
21259 (constant_expression_error): Declare.
21260 * flags.h (flag_permissive): Declare. Update description.
21261 * diagnostic.c (pedwarn): Update.
21263 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
21264 (permissive_error_kind): New.
21265 * toplev.c (flag_permissive): Define. Update description.
21266 * toplev.h (permissive_error_kind): Declare.
21267 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
21268 (pedwarn_c90): Use pedantic_warning_kind.
21269 * c-opts.c (c_common_post_options): flag_permissive does not affect
21270 flag_pedantic_errors.
21272 2008-03-02 Joseph Myers <joseph@codesourcery.com>
21274 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
21275 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
21276 __absvsi2, __absvDI2): Use unsigned arithmetic.
21278 2008-03-02 Andi Kleen <ak@suse.de>
21279 Richard Guenther <rguenther@suse.de>
21281 * struct-equiv.c: Remove file.
21282 * cfg_cleanup.c (condjump_equiv_p): Remove.
21283 * Makefile.in (OBJS-common): Remove struct-equiv.o.
21284 (struct-equiv.o): Remove rule.
21285 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
21286 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
21287 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
21289 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21291 * ifcvt.c (noce_process_if_block): Try to handle only the then
21292 block if the else block exists but isn't suitable.
21294 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
21297 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
21298 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
21299 regression from previous patch.
21301 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
21304 * gthr.h: Add __gthread_mutex_destroy as a function that must be
21306 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
21307 * gthr-single.h (__gthread_mutex_destroy): Likewise.
21308 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
21309 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
21310 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
21311 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
21312 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
21313 (__gthread_mutex_destroy_function): Rename to
21314 __gthread_mutex_destroy.
21315 * gthr-dce.h (__gthread_mutex_destroy): Call
21316 pthread_mutex_destroy.
21317 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
21318 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
21319 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
21321 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21323 * df-scan.c (df_ref_chain_change_bb): Simplify.
21324 (df_insn_change_bb): Add new_bb argument. Simplify. Call
21325 set_block_for_insn if there's any change.
21326 * df.h ((df_insn_change_bb): Fix prototype.
21327 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
21328 df_insn_change_bb, don't call set_block_for_insn.
21329 * emit-rtl.c (reorder_insns): Likewise.
21330 * haifa-sched.c (move_insn): Likewise.
21332 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21334 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
21336 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21338 * tree-flow-inline.h (next_readonly_imm_use): Return
21339 NULL_USE_OPERAND_P after the end.
21341 2008-03-01 Richard Guenther <rguenther@suse.de>
21343 PR tree-optimization/35411
21344 * tree-sra.c (sra_build_assignment): Split conversion to
21345 final type to a separate statement if we are not assigning
21348 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21350 * fold-const.c (fold_convertible_p): Correct the logic to follow
21351 that in fold_convert().
21353 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
21356 * tree-inline.c (build_duplicate_type): When we make a
21357 duplicate type, make it unique in the canonical types system.
21359 2008-02-29 Tom Tromey <tromey@redhat.com>
21361 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
21362 input_file_stack_history, input_file_stack_restored): Remove.
21363 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
21364 * input.h (struct file_stack): Remove.
21365 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
21366 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
21368 * diagnostic.h (struct diagnostic_context) <last_module>: Change
21370 (diagnostic_last_module_changed): Add 'map' argument.
21371 (diagnostic_set_last_function): Likewise.
21372 * diagnostic.c (undiagnostic_report_current_module): Iterate using
21373 line map, not input_file_stack.
21374 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
21376 2008-02-29 Paul Brook <paul@codesourcery.com>
21378 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
21380 2008-02-29 Paul Brook <paul@codesourcery.com>
21382 * config/arm/ieee754-df.S (muldf3): Use RET macros.
21384 2008-02-29 Richard Guenther <rguenther@suse.de>
21386 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
21388 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
21389 value for comparing for a store match.
21390 (simplify_unary_expression): Do nothing for SSA_NAMEs.
21391 (try_to_simplify): Do not do a full-blown reference lookup.
21393 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
21395 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
21396 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
21398 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
21400 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
21402 * tree-loop-linear.c (try_interchange_loops): Compare memory access
21403 strides against cache sizes.
21405 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
21407 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
21410 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
21412 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
21413 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
21414 is smaller than the original promoted value.
21415 (simplify_subreg): If OP is a SUBREG, try to preserve its
21416 SUBREG_PROMOTED_VAR_P information.
21418 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
21420 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
21421 (VN_INFO_GET): Allocate new objects on the obstack.
21422 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
21423 for rpo_numbers_temp, for consistency.
21424 (free_scc_vn): Free the obstack.
21426 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
21428 * doc/invoke.texi: Document -ftree-loop-distribution.
21429 * tree-loop-distribution.c: New.
21430 * tree-pass.h (pass_loop_distribution): New.
21431 * graphds.h (struct graph): Add htab_t indices.
21432 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
21433 * tree-vectorizer.c (rename_variables_in_loop): Extern.
21434 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
21435 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
21436 * tree-data-ref.c (debug_data_dependence_relations): New.
21437 (dump_data_dependence_relation): Also print data references.
21438 (free_data_ref): Extern.
21439 (same_access_functions): Moved...
21440 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
21441 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
21442 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
21443 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
21444 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
21445 (stmts_from_loop): Skip LABEL_EXPR.
21446 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
21448 (build_rdg): Initialize rdg->indices htab.
21449 (free_rdg, stores_from_loop, ref_base_address,
21450 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
21451 have_similar_memory_accesses_1, ref_base_address_1,
21452 remove_similar_memory_refs): New.
21453 * tree-data-ref.h: Depend on tree-chrec.h.
21454 (debug_data_dependence_relations, free_data_ref): Declared.
21455 (same_access_functions): ... here.
21456 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
21458 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
21459 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
21460 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
21461 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
21462 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
21463 rdg_vertex_for_stmt): Declared.
21464 (struct rdg_edge): Add level.
21466 (free_rdg, stores_from_loop, remove_similar_memory_refs,
21467 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
21469 (rdg_has_similar_memory_accesses): New.
21470 * tree-vect-analyze.c: Remove unused static decls.
21471 * lambda.h (dependence_level): New.
21472 * common.opt (ftree-loop-distribution): New.
21473 * tree-flow.h (mark_virtual_ops_in_bb,
21474 slpeel_tree_duplicate_loop_to_edge_cfg,
21475 rename_variables_in_loop): Declared.
21476 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
21477 (OBJS-common): Add tree-loop-distribution.o.
21478 (tree-loop-distribution.o): New rule.
21479 * tree-cfg.c (mark_virtual_ops_in_bb): New.
21480 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
21481 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
21483 2008-02-28 Joseph Myers <joseph@codesourcery.com>
21486 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
21487 other than structures and unions.
21489 2008-02-28 Richard Guenther <rguenther@suse.de>
21492 2008-02-26 Richard Guenther <rguenther@suse.de>
21494 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21495 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21496 (lookup_decl_from_uid): Declare.
21497 (remove_decl_from_map): Likewise.
21498 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21499 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21500 (decl_for_uid_map): New global hashtable mapping DECL_UID
21502 (init_ttree): Allocate it.
21503 (insert_decl_to_uid_decl_map): New helper function.
21504 (make_node_stat): Insert new decls into the map.
21505 (copy_node_stat): Likewise.
21506 (lookup_decl_from_uid): New function.
21507 (remove_decl_from_map): Likewise.
21508 (print_decl_for_uid_map_statistics): New helper.
21509 (dump_tree_statistics): Call it.
21511 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21512 (referenced_var_iterator): Adjust.
21513 (FOR_EACH_REFERENCED_VAR): Adjust.
21514 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21515 (num_referenced_vars): Adjust.
21516 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21517 (first_referenced_var): Remove.
21518 (end_referenced_vars_p): Likewise.
21519 (next_referenced_var): Likewise.
21520 (referenced_var_iterator_set): New helper function.
21521 * tree-dfa.c (referenced_var_lookup): Adjust.
21522 (referenced_var_check_and_insert): Likewise.
21523 (remove_referenced_var): Likewise.
21524 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21525 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21526 (verify_call_clobbering): Likewise.
21527 (verify_memory_partitions): Likewise.
21528 (init_tree_ssa): Allocate bitmap instead of hashtable for
21530 (delete_tree_ssa): Adjust.
21531 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21532 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21533 (compute_tag_properties): Likewise.
21534 (set_initial_properties): Likewise.
21535 (find_partition_for): Likewise.
21536 (update_reference_counts): Likewise.
21537 (dump_may_aliases_for): Likewise.
21538 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21539 (add_call_clobber_ops): Likewise.
21540 (add_call_read_ops): Likewise.
21541 (get_asm_expr_operands): Likewise.
21542 * tree-into-ssa.c (dump_decl_set): Likewise.
21543 (update_ssa): Likewise.
21544 * tree-sra.c (scan_function): Likewise.
21545 (decide_instantiations): Likewise.
21546 (scalarize_parms): Likewise.
21547 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21548 (dsa_named_for): Likewise.
21549 * tree-ssa-structalias.c (update_alias_info): Likewise.
21550 (merge_smts_into): Likewise.
21552 2008-02-27 David Daney <ddaney@avtrex.com>
21555 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
21556 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
21557 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
21558 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
21559 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
21561 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
21564 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
21565 (BUILT_IN_NEXTTOWARD): Remove.
21566 (BUILT_IN_NEXTTOWARDF): Ditto.
21567 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
21568 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
21570 2008-02-27 Tom Tromey <tromey@redhat.com>
21572 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
21573 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
21575 2008-02-27 Jan Beulich <jbeulich@novell.com>
21577 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
21578 update the respective field on newdecl.
21580 2008-02-27 Revital Eres <eres@il.ibm.com>
21582 PR rtl-optimization/34999
21583 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
21584 crossing edges that ends with a call insn.
21585 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
21586 call insn and clear the EDGE_CROSSING flag of the crossing edge
21587 when fixing fallthru edges.
21589 2008-02-27 Richard Guenther <rguenther@suse.de>
21591 PR middle-end/35390
21592 * fold-const.c (fold_unary): Return the correct argument,
21593 converted to the result type.
21595 2008-02-27 Richard Guenther <rguenther@suse.de>
21597 PR middle-end/34971
21598 * expr.c (expand_expr_real_1): Assert on rotates that operate
21600 * fold-const.c (fold_binary): Use the types precision, not the
21601 bitsize of the mode if folding rotate expressions. Build rotates
21602 only for full modes.
21604 2008-02-27 Jakub Jelinek <jakub@redhat.com>
21606 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
21607 and CPP_PRAGMA_EOL.
21608 * c-pragma.c (pragma_ns_name): New typedef.
21609 (registered_pp_pragmas): New variable.
21610 (c_pp_lookup_pragma): New function.
21611 (c_register_pragma_1): If flag_preprocess_only, do nothing
21612 for non-expanded pragmas, for expanded ones push pragma's
21613 namespace and name into registered_pp_pragmas vector.
21614 (c_invoke_pragma_handler): Register OpenMP pragmas even when
21615 flag_preprocess_only, don't register GCC pch_preprocess
21616 pragma if flag_preprocess_only.
21617 * c-opts.c (c_common_init): Call init_pragma even if
21618 flag_preprocess_only.
21619 * c-pragma.c (c_pp_lookup_pragma): New prototype.
21620 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
21621 cpp_register_pragma if flag_preprocess_only.
21623 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21626 * c-parser.c (c_parser_translation_unit): Warn for empty
21627 translation unit, not empty source file.
21629 2008-02-26 Paul Brook <paul@codesourcery.com>
21631 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
21632 operand for Thumb-2.
21633 * config/arm/arm.h (reg_class): Add CORE_REGS.
21634 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
21635 (BASE_REG_CLASS): Use CORE_REGS.
21636 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
21637 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
21638 (REGNO_OK_FOR_INDEX_P): Exclude SP.
21639 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
21640 ARM_REGNO_OK_FOR_INDEX_P.
21641 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
21642 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
21643 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
21644 (ldm/stm peepholes): Ditto.
21645 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
21646 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
21647 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
21648 * config/arm/constraints.md: Enable "k" constraint on ARM.
21650 2008-02-27 Ben Elliston <bje@au.ibm.com>
21652 * config/rs6000/rs6000.c: Annotate cache line size field in all
21653 instances of struct processor_costs.
21655 2008-02-26 David Edelsohn <edelsohn@gnu.org>
21657 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
21658 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
21659 jump_bypass): New counters.
21660 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
21661 * dce.c (gate_ud_dce): Same.
21662 (gate_fast_dce): Same.
21663 * dse.c (gate_dse1): New function.
21664 (gate_dse2): New function.
21665 (gate_dse): Merge results of new gate functions.
21666 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
21667 (gate_handle_jump_bypass): Add dbg_cnt.
21668 (gate_handle_gcse): Add dbg_cnt.
21669 * ifcvt.c (gate_handle_if_conversion): Same.
21670 (gate_handle_if_after_combine): Same.
21671 (gate_handle_if_after_reload): Same.
21672 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
21674 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
21676 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
21678 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
21680 2008-02-26 Jason Merrill <jason@redhat.com>
21683 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
21684 alone if it's the naming decl for the type's main variant.
21686 2008-02-26 Tom Tromey <tromey@redhat.com>
21688 * system.h (USE_MAPPED_LOCATION): Poison.
21689 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
21690 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
21691 (make_goto_expr_edges): Likewise.
21692 (remove_bb): Likewise.
21693 (execute_warn_function_return): Likewise.
21694 * basic-block.h (struct edge_def) <goto_locus>: Change type to
21696 * c-common.c (fname_decl): Remove old location code.
21697 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
21699 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
21701 (ASM_INPUT_SOURCE_LOCATION): Likewise.
21702 (gen_rtx_ASM_INPUT): Likewise.
21703 (gen_rtx_ASM_INPUT_loc): Likewise.
21704 (get_rtx_asm_OPERANDS): Remove.
21705 * cfglayout.c (insn_locators_alloc): Remove old location code.
21706 (set_curr_insn_source_location): Likewise.
21707 (curr_insn_locator): Likewise.
21708 * print-tree.c (print_node): Remove old location code.
21709 * tree-mudflap.c (mf_varname_tree): Remove old location code.
21710 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
21711 * cfgexpand.c (expand_gimple_cond_expr): Don't use
21712 location_from_locus.
21713 (construct_exit_block): Remove old location code.
21714 * emit-rtl.c (force_next_line_note): Remove old location code.
21715 * profile.c (branch_prob): Remove old location code.
21716 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
21717 LOC_LINE): Remove old-location variants.
21718 * langhooks.c (lhd_print_error_function): Remove old location
21720 * configure, config.in: Rebuilt.
21721 * configure.ac (--enable-mapped-location): Remove.
21722 * c-decl.c (c_init_decl_processing): Remove old location code.
21723 (finish_function): Likewise.
21724 * recog.c (decode_asm_operands): Remove old location code.
21725 * c-pch.c (c_common_read_pch): Remove old location code.
21726 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
21728 * gimple-low.c (lower_function_body): Remove old location code.
21729 * toplev.c (unknown_location): Remove.
21730 (push_srcloc): Remove old-location variant.
21731 (process_options): Remove old location code.
21732 (lang_dependent_init): Likewise.
21733 * input.h (UNKNOWN_LOCATION): Move definition.
21734 (location_t): Undeprecate.
21735 (source_locus): Remove.
21736 (location_from_locus): Remove.
21737 (struct location_s): Remove.
21738 Remove all old-location code.
21739 (input_line, input_filename): Remove.
21740 * final.c (final_scan_insn): Remove old location code.
21741 * diagnostic.c (diagnostic_build_prefix): Remove
21742 USE_MAPPED_LOCATION test.
21743 * tree.h (gimple_stmt) <locus>: Now a location_t.
21744 (tree_exp) <locus>: Likewise.
21745 (DECL_IS_BUILTIN): Remove old-location variant.
21746 (annotate_with_file_line, annotate_with_locus): Likewise.
21747 (expr_locus, set_expr_locus): Update.
21748 * tree.c (build1_stat): Remove old location code.
21749 (last_annotated_node): Remove.
21750 (annotate_with_file_line): Remove old-location variant.
21751 (annotate_with_locus): Likewise.
21752 (expr_location): Remove old location code.
21753 (set_expr_location): Likewise.
21754 (expr_has_location): Likewise.
21755 (expr_locus): Likewise.
21756 (set_expr_locus): Likewise.
21757 (expr_filename): Don't use location_from_locus.
21758 (expr_lineno): Likewise.
21759 * rtl-error.c (location_for_asm): Remove old location code.
21760 * c-lex.c (cb_line_change): Remove old location code.
21761 (fe_file_change): Likewise.
21762 (cb_def_pragma): Likewise.
21763 (c_lex_with_flags): Likewise.
21764 * gengtype.c (do_typedef): Don't special-case location types.
21765 (define_location_structures): Remove.
21766 (main): Don't call define_location_structures.
21767 * tree-pretty-print.c (dump_implicit_edges): Remove old location
21770 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21773 * builtins.def (BUILT_IN_STDARG_START): Remove.
21774 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
21775 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
21776 * tree-inline.c (inline_forbidden_p_1): Likewise.
21778 2008-02-26 Richard Guenther <rguenther@suse.de>
21780 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21781 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21782 (lookup_decl_from_uid): Declare.
21783 (remove_decl_from_map): Likewise.
21784 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21785 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21786 (decl_for_uid_map): New global hashtable mapping DECL_UID
21788 (init_ttree): Allocate it.
21789 (insert_decl_to_uid_decl_map): New helper function.
21790 (make_node_stat): Insert new decls into the map.
21791 (copy_node_stat): Likewise.
21792 (lookup_decl_from_uid): New function.
21793 (remove_decl_from_map): Likewise.
21794 (print_decl_for_uid_map_statistics): New helper.
21795 (dump_tree_statistics): Call it.
21797 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21798 (referenced_var_iterator): Adjust.
21799 (FOR_EACH_REFERENCED_VAR): Adjust.
21800 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21801 (num_referenced_vars): Adjust.
21802 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21803 (first_referenced_var): Remove.
21804 (end_referenced_vars_p): Likewise.
21805 (next_referenced_var): Likewise.
21806 (referenced_var_iterator_set): New helper function.
21807 * tree-dfa.c (referenced_var_lookup): Adjust.
21808 (referenced_var_check_and_insert): Likewise.
21809 (remove_referenced_var): Likewise.
21810 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21811 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21812 (verify_call_clobbering): Likewise.
21813 (verify_memory_partitions): Likewise.
21814 (init_tree_ssa): Allocate bitmap instead of hashtable for
21816 (delete_tree_ssa): Adjust.
21817 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21818 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21819 (compute_tag_properties): Likewise.
21820 (set_initial_properties): Likewise.
21821 (find_partition_for): Likewise.
21822 (update_reference_counts): Likewise.
21823 (dump_may_aliases_for): Likewise.
21824 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21825 (add_call_clobber_ops): Likewise.
21826 (add_call_read_ops): Likewise.
21827 (get_asm_expr_operands): Likewise.
21828 * tree-into-ssa.c (dump_decl_set): Likewise.
21829 (update_ssa): Likewise.
21830 * tree-sra.c (scan_function): Likewise.
21831 (decide_instantiations): Likewise.
21832 (scalarize_parms): Likewise.
21833 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21834 (dsa_named_for): Likewise.
21835 * tree-ssa-structalias.c (update_alias_info): Likewise.
21836 (merge_smts_into): Likewise.
21838 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21841 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
21842 * c-opts.c (c_common_handle_option): Wall enables
21843 Wvolatile-register-var.
21844 * common.opt: Move Wvolatile-register-var to...
21847 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21849 * common.opt (Wlarger-than=): New.
21850 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
21852 * opts.c (common_handle_option): Handle -Wlarger-than=.
21853 * optc-gen.awk: Likewise.
21854 * opth-gen.awk: Likewise.
21855 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
21856 * tree-optimize.c (tree_rest_of_compilation): Likewise.
21858 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21860 * c-common.c (match_case_to_enum_1): Add appropriate
21861 OPT_W* parameter to warning.
21862 (c_do_switch_warnings): Likewise.
21863 * c-typeck.c (warning_init): Add one more parameter following
21864 'warning' function.
21865 (push_init_level): Update call to warning_init.
21866 (pop_init_level): Likewise.
21867 (add_pending_init): Likewise.
21868 (output_init_element: Likewise.
21870 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21873 * toplev.c (toplev_main): If there are warnings or error, print
21874 errors for ignored options.
21875 * opts.c (ignored_options): New static variable.
21876 (postpone_unknown_option_error): New.
21877 (print_ignored_options): New.
21878 (handle_option): Postpone errors for unknown -Wno-* options.
21879 * opts.h (print_ignored_options): Declare.
21881 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
21883 * config/mips/mips.md (loadgp_blockage, blockage): Change type
21886 2008-02-25 Richard Guenther <rguenther@suse.de>
21889 2008-02-25 Richard Guenther <rguenther@suse.de>
21891 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21892 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21893 (lookup_decl_from_uid): Declare.
21894 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21895 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21896 (decl_for_uid_map): New global hashtable mapping DECL_UID
21898 (init_ttree): Allocate it.
21899 (insert_decl_to_uid_decl_map): New helper function.
21900 (make_node_stat): Insert new decls into the map.
21901 (copy_node_stat): Likewise.
21902 (lookup_decl_from_uid): New function.
21903 (print_decl_for_uid_map_statistics): New helper.
21904 (dump_tree_statistics): Call it.
21906 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21907 (referenced_var_iterator): Adjust.
21908 (FOR_EACH_REFERENCED_VAR): Adjust.
21909 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21910 (num_referenced_vars): Adjust.
21911 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21912 (first_referenced_var): Remove.
21913 (end_referenced_vars_p): Likewise.
21914 (next_referenced_var): Likewise.
21915 (referenced_var_iterator_set): New helper function.
21916 * tree-dfa.c (referenced_var_lookup): Adjust.
21917 (referenced_var_check_and_insert): Likewise.
21918 (remove_referenced_var): Likewise.
21919 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21920 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21921 (verify_call_clobbering): Likewise.
21922 (verify_memory_partitions): Likewise.
21923 (init_tree_ssa): Allocate bitmap instead of hashtable for
21925 (delete_tree_ssa): Adjust.
21926 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21927 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21928 (compute_tag_properties): Likewise.
21929 (set_initial_properties): Likewise.
21930 (find_partition_for): Likewise.
21931 (update_reference_counts): Likewise.
21932 (dump_may_aliases_for): Likewise.
21933 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21934 (add_call_clobber_ops): Likewise.
21935 (add_call_read_ops): Likewise.
21936 (get_asm_expr_operands): Likewise.
21937 * tree-into-ssa.c (dump_decl_set): Likewise.
21938 (update_ssa): Likewise.
21939 * tree-sra.c (scan_function): Likewise.
21940 (decide_instantiations): Likewise.
21941 (scalarize_parms): Likewise.
21942 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21943 (dsa_named_for): Likewise.
21944 * tree-ssa-structalias.c (update_alias_info): Likewise.
21945 (merge_smts_into): Likewise.
21947 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21950 * doc/invoke.texi (-fcx-limited-range): Document new option.
21951 * toplev.c (process_options): Handle -fcx-fortran-rules.
21952 * common.opt: Add documentation for -fcx-fortran-rules.
21954 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
21957 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
21958 actual behaviour and C99.
21960 2008-02-26 Ben Elliston <bje@au.ibm.com>
21962 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
21963 (ASM_CPU_POWER6_SPEC): Likewise.
21964 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
21965 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
21966 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
21968 2008-02-25 Richard Guenther <rguenther@suse.de>
21970 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21971 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21972 (lookup_decl_from_uid): Declare.
21973 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21974 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21975 (decl_for_uid_map): New global hashtable mapping DECL_UID
21977 (init_ttree): Allocate it.
21978 (insert_decl_to_uid_decl_map): New helper function.
21979 (make_node_stat): Insert new decls into the map.
21980 (copy_node_stat): Likewise.
21981 (lookup_decl_from_uid): New function.
21982 (print_decl_for_uid_map_statistics): New helper.
21983 (dump_tree_statistics): Call it.
21985 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21986 (referenced_var_iterator): Adjust.
21987 (FOR_EACH_REFERENCED_VAR): Adjust.
21988 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21989 (num_referenced_vars): Adjust.
21990 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21991 (first_referenced_var): Remove.
21992 (end_referenced_vars_p): Likewise.
21993 (next_referenced_var): Likewise.
21994 (referenced_var_iterator_set): New helper function.
21995 * tree-dfa.c (referenced_var_lookup): Adjust.
21996 (referenced_var_check_and_insert): Likewise.
21997 (remove_referenced_var): Likewise.
21998 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21999 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22000 (verify_call_clobbering): Likewise.
22001 (verify_memory_partitions): Likewise.
22002 (init_tree_ssa): Allocate bitmap instead of hashtable for
22004 (delete_tree_ssa): Adjust.
22005 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22006 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22007 (compute_tag_properties): Likewise.
22008 (set_initial_properties): Likewise.
22009 (find_partition_for): Likewise.
22010 (update_reference_counts): Likewise.
22011 (dump_may_aliases_for): Likewise.
22012 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22013 (add_call_clobber_ops): Likewise.
22014 (add_call_read_ops): Likewise.
22015 (get_asm_expr_operands): Likewise.
22016 * tree-into-ssa.c (dump_decl_set): Likewise.
22017 (update_ssa): Likewise.
22018 * tree-sra.c (scan_function): Likewise.
22019 (decide_instantiations): Likewise.
22020 (scalarize_parms): Likewise.
22021 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22022 (dsa_named_for): Likewise.
22023 * tree-ssa-structalias.c (update_alias_info): Likewise.
22024 (merge_smts_into): Likewise.
22026 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
22029 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
22030 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
22031 * alias.h (nonoverlapping_memrefs_p): Likewise.
22033 2008-02-25 Jan Beulich <jbeulich@novell.com>
22035 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
22036 * config/i386/netware-libgcc.exp: Add __bswap?i2,
22037 __emultls_get_address, __emultls_register_common,
22038 __floatundi?f, and _Unwind_GetIPInfo.
22039 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
22040 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
22041 (gen_regparm_prefix): Likewise.
22042 (i386_nlm_encode_section_info): Sync with
22043 config/i386/winnt.c:i386_pe_encode_section_info().
22044 (i386_nlm_maybe_mangle_decl_assembler_name): New.
22045 i386_nlm_mangle_decl_assembler_name): New.
22046 (netware_override_options): New.
22047 * config/i386/netware.h (netware_override_options): Declare.
22048 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
22049 (i386_nlm_mangle_decl_assembler_name): Declare.
22050 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
22052 2008-02-25 Ben Elliston <bje@au.ibm.com>
22055 * c-decl.c (grokdeclarator): Remove unused local variables
22056 `typedef_type' and `type_as_written'.
22058 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
22059 unused local variable `has_hot_blocks'.
22060 (fix_crossing_conditional_branches): Remove unused local variable
22063 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
22065 PR middle-end/19984
22066 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
22067 using DEF_C99_BUILTIN.
22068 (BUILT_IN_NANF): Ditto.
22069 (BUILT_IN_NANL): Ditto.
22071 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
22072 Revital Eres <eres@il.ibm.com>
22074 * modulo-sched.c (calculate_must_precede_follow): Address TODO
22075 regarding the order of two dependent insns in the same row.
22077 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
22079 * stor-layout.c (layout_decl): Do not bump the alignment of a
22080 bit-field to more than byte alignment if it is packed.
22082 2008-02-24 David Edelsohn <edelsohn@gnu.org>
22084 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
22087 2008-02-24 Diego Novillo <dnovillo@google.com>
22089 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
22092 * tree-vrp.c (vrp_evaluate_conditional): With
22093 -Wtype-limits, emit a warning when comparing against a
22094 constant outside the natural range of OP0's type.
22095 * c.opt (Wtype-limits): Move ...
22096 * common.opt (Wtype-limits): ... here.
22098 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
22100 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
22101 * config/rs6000/e300c2c3.md: New file.
22102 * config/rs6000/rs6000.c (processor_costs): Add new costs for
22104 (rs6000_override_options): Add e300c2 and e300c3 cases to
22105 processor_target_table. Do not allow usage of Altivec or Spe
22106 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
22107 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
22108 * config/rs6000/rs6000.h (processor_type): Add
22109 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
22110 (ASM_CPU_SPEC): Add e300c2 and e300c3.
22111 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
22112 and ppce300c3. Include e300c2c3.md.
22114 2008-02-23 David Edelsohn <edelsohn@gnu.org>
22116 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
22117 instead of TARGET_STRICT_ALIGN.
22119 2008-02-23 Joseph Myers <joseph@codesourcery.com>
22121 * explow.c (memory_address): Assert that the generated address is
22124 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22127 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
22128 * config/darwin-ppc-ldouble-patch.def: New file.
22129 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
22130 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
22131 SUBTARGET_INIT_BUILTINS if defined.
22132 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
22135 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
22138 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
22139 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
22141 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
22144 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
22145 file" warning condtional on -Winvalid-PCH.
22147 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
22149 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
22151 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
22155 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
22156 prevent reload from using MMX registers.
22157 (*mov<mode>_internal): Ditto.
22158 (*movv2sf_internal_rex64): Ditto.
22159 (*movv2sf_internal): Ditto.
22161 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22163 PR documentation/31569
22164 * doc/install.texi2html: Use makeinfo --no-number-sections.
22166 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22168 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
22169 ensure that we can address an entire entity > 8 bytes. Don't
22170 generate reg+reg addressing for such data.
22172 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22174 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
22175 strings when optimizing for size, unless the target cares about
22178 2008-02-22 Tom Tromey <tromey@redhat.com>
22180 * regclass.c (current_pass): Remove declaration.
22182 2008-02-22 Anatoly Sokolov <aesok@post.ru>
22184 * config/avr/libgcc.S (__RAMPZ__): Define.
22185 (__do_copy_data): Add for devices with 128KB code memory.
22187 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22189 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
22191 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
22193 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
22195 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
22198 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22201 * c-typeck.c (build_binary_op): Warn about floating point
22202 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
22204 2008-02-21 Janis Johnson <janis187@us.ibm.com>
22207 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
22208 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
22210 (rs6000_override_options): Set altivec_abi as default, not override,
22211 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
22212 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
22213 is used; use new member spe_abi.
22214 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
22215 spe_abi and altivec_abi.
22217 2008-02-22 Tomas Bily <tbily@suse.cz>
22219 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
22221 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22224 * config.build (build_file_translate): Set to `CMD //c' only if
22226 * Makefile.in (build_file_translate): Improve comment.
22228 2008-02-21 Jan Hubicka <jh@suse.cz>
22230 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
22231 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
22232 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
22234 2008-02-21 Michael Matz <matz@suse.de>
22237 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
22239 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
22241 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
22242 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
22243 as insn constraint.
22244 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
22245 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
22246 SSE_VEC_FLOAT_MODE_P as insn constraint.
22247 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
22248 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
22249 sse4a_movntdf using MODEF mode iterator.
22250 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
22251 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
22252 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
22253 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
22254 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
22255 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
22256 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
22258 2008-02-21 Richard Guenther <rguenther@suse.de>
22260 * tree.def (PAREN_EXPR): New tree code.
22261 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
22263 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
22264 * expr.c (expand_expr_real_1): Likewise.
22265 * tree-inline.c (estimate_num_insns_1): Likewise.
22266 * tree-complex.c (expand_complex_move): Likewise.
22267 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
22270 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
22273 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
22275 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
22278 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
22280 * config/sh/sh.c (find_barrier): Don't go past
22281 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
22283 2008-02-20 DJ Delorie <dj@redhat.com>
22285 * config/h8300/h8300.md (insv): Force source operand to be a register.
22287 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
22288 as a jump, not as a plain insn.
22290 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
22292 * doc/invoke.texi (Warning Options): Add new option
22293 -Wframe-larger-than=.
22294 (-Wframe-larger-than): Document.
22296 * flags.h (warn_frame_larger_than, frame_larger_than_size):
22297 Add declarations for new option variables.
22299 * final.c (final_start_function): Check the frame size
22300 before emission and issue a Wframe-larger-than warning.
22302 * opts.c (warn_frame_larger_than, frame_larger_than_size):
22303 Add definitions for new option variables.
22304 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
22306 * common.opt (Wframe-larger-than=): New option.
22308 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
22310 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
22311 (<sse>_div<mode>3): Ditto.
22312 (<sse>_vmdiv<mode>3): Ditto.
22313 (<sse>_vmsqrt<mode>2): Ditto.
22314 (*smax<mode>3): Ditto.
22315 (sse5_frcz<mode>2): Ditto.
22316 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
22317 as insn constraint.
22319 2008-02-20 Richard Guenther <rguenther@suse.de>
22321 PR middle-end/35265
22322 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
22323 be happy with INTEGRAL_TYPE_P.
22325 2008-02-20 Richard Guenther <rguenther@suse.de>
22327 * fold-const.c (split_tree): Associate floatig-point expressions
22328 if flag_associative_math is set.
22330 2008-02-20 Richard Guenther <rguenther@suse.de>
22332 * tree.h (fold_real_zero_addition_p): Declare.
22333 * fold-const.c (fold_real_zero_addition_p): Export.
22334 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
22335 floating-point operations with zero and one.
22337 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
22339 * doc/install.texi: Correct references to CFLAGS, replacing them
22340 with BOOT_CFLAGS. Document flags used during bootstrap for
22343 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
22345 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
22346 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
22347 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
22349 (smin<mode>3): Ditto from similar patterns.
22350 (smax<mode>3): Ditto.
22351 (*ieee_smin<mode>3): Ditto.
22352 (*ieee_smax<mode>3): Ditto.
22353 * config/i386/sse.md (sse): New mode attribute.
22354 (mov<mode>): Macroize expander from movv4sf and movv2df using
22355 SSEMODEF2P mode iterator.
22356 (<sse>_movnt<mode>): Ditto from similar patterns. Use
22357 SSE_VEC_FLOAT_MODE_P as insn constraint.
22358 (storent<mode>): Ditto.
22359 (storent<mode>): Macroize expander from storentsf and storentdf using
22360 MODEF mode iterator.
22361 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
22362 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
22363 (abs<mode>2): Ditto from similar patterns.
22364 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
22365 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
22366 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
22367 (<sse>_vmsqrt<mode>2): Ditto.
22368 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
22369 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
22370 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
22371 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
22372 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
22373 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
22374 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
22376 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
22377 iterator and SSE_FLOAT_MODE_P as insn constraint.
22378 (<sse>_ucomi): Ditto from similar patterns.
22379 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
22380 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
22381 SSE_VEC_FLOAT_MODE_P as insn constraint.
22382 (vcond<mode>): Ditto from similar patterns.
22383 (and<mode>3, *and<mode>3): Ditto.
22384 (<sse>_nand<mode>3): Ditto.
22385 (ior<mode>3, *ior<mode>3): Ditto.
22386 (xor<mode>3, *xor<mode>3): Ditto.
22387 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
22388 iterator and SSE_FLOAT_MODE_P as insn constraint.
22389 (*nand<mode>3): Ditto from similar patterns.
22390 (*ior<mode>3): Ditto.
22391 (*xor<mode>3): Ditto.
22393 2008-02-20 Ira Rosen <irar@il.ibm.com>
22395 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
22396 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
22397 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
22399 2008-02-19 Jan Hubicka <jh@suse.cz>
22401 * predict.c (tree_bb_level_predictions): Remove variable next
22402 mistakely introduced by previous commit.
22404 2008-02-19 Jan Hubicka <jh@suse.cz>
22406 * predict.c (predict_paths_leading_to): Rewrite.
22407 (predict_paths_for_bb): New.
22408 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
22410 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22413 * Makefile.in (build_file_translate): New.
22414 (gcc-vers.texi): Use it for translating $(abs_srcdir).
22415 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
22416 * configure.ac (build_file_translate): Substitute it.
22417 * configure: Regenerate.
22419 2008-02-19 Jan Hubicka <jh@suse.cz>
22421 PR rtl-optimization/34408
22422 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
22425 2008-02-19 Jan Hubicka <jh@suse.cz>
22427 PR middle-end/28779
22428 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
22431 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
22434 * config/i386/i386-modes.def: Revert the last DI alignment
22435 change until Ada people can look into it.
22437 2008-02-19 Nick Clifton <nickc@redhat.com>
22439 * opts.c (print_specific_help): Fix typo in --help text.
22441 2008-02-19 Jakub Jelinek <jakub@redhat.com>
22444 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
22445 32-bit inline asm without asm alternatives for host GCC < 3.0.
22447 2008-02-19 Richard Guenther <rguenther@suse.de>
22449 PR tree-optimization/34989
22450 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
22451 Allow propagation to INDIRECT_REF if we can simplify only.
22453 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22455 * c-common.c (warn_for_collisions_1): Use appropriate option when
22458 2008-02-19 Nick Clifton <nickc@redhat.com>
22461 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
22462 (handle_options): Fix indentation.
22463 (print_filtered_help): If no language-specific options were
22464 displayed tell the user how to list all the options supported by
22465 the language's front-end.
22466 (print_specific_help): Fix indentation and remove duplicate line.
22467 (common_handle_option): Handle the -v option.
22468 For --help enable the display of undocumented options if the -v
22469 switch has been included on the command line.
22470 For --help= check for overlaps in the arguments between the option
22471 classes and the language names and issue a warning when they
22472 cannot be disambiguated.
22473 * c.opt (v): Pass on to the common option handler.
22475 2008-02-19 Revital Eres <eres@il.ibm.com>
22477 * modulo-sched.c (sms_schedule): Change dump message when
22478 create_ddg function fails.
22479 (try_scheduling_node_in_cycle): Rename row to cycle.
22480 (print_partial_schedule): Rename CYCLE to ROW.
22482 2008-02-19 Christian Bruel <christian.bruel@st.com>
22483 Zdenek Dvorak <ook@ucw.cz>
22485 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
22487 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22490 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
22491 (*x86_movdicc_0_m1_se): Ditto.
22493 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22495 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
22496 (CMPtype): Define as __gcc_CMPtype.
22497 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
22498 (CMPtype): Define as __gcc_CMPtype.
22500 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
22502 Support valgrind 3.3 for --enable-checking=valgrind.
22503 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
22505 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
22506 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
22507 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
22508 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
22509 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
22510 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
22511 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
22513 * ggc-zone.c: Similar.
22514 * ggc-page.c: Similar.
22516 2008-02-19 Paul Brook <paul@codesourcery.com>
22519 * config/arm/ieee754-df.S: Fix do_it typo.
22520 * config/arm/ieee754-sf.S: Fix do_it typo.
22522 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22525 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
22526 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
22527 (OPTION_MASK_ISA_SSE_SET): Likewise.
22528 (OPTION_MASK_ISA_SSE2_SET): Likewise.
22529 (OPTION_MASK_ISA_SSE3_SET): Likewise.
22530 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
22531 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
22532 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
22533 (OPTION_MASK_ISA_SSE4_SET): Likewise.
22534 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
22535 (OPTION_MASK_ISA_SSE5_SET): Likewise.
22536 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
22537 (OPTION_MASK_ISA_MMX_UNSET): Updated.
22538 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
22539 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
22540 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
22541 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
22542 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
22543 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
22544 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
22545 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
22546 (OPTION_MASK_ISA_SSE4): Removed.
22547 (ix86_handle_option): Turn on bits in ix86_isa_flags and
22548 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
22549 (override_options): Don't turn on implied SSE/MMX bits in
22552 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22554 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22557 2008-02-18 Joey Ye <joey.ye@intel.com>
22559 PR middle-end/34921
22560 * tree-nested.c (insert_field_into_struct): Set type alignment
22561 to field alignment if the former is less than the latter.
22563 2008-02-18 Jakub Jelinek <jakub@redhat.com>
22565 * BASE-VER: Set to 4.4.0.
22567 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22569 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
22570 * doc/cfg.texi: Likewise.
22571 * doc/extend.texi: Likewise.
22572 * doc/gty.texi: Likewise.
22573 * doc/invoke.texi: Likewise.
22574 * doc/loop.texi: Likewise.
22575 * doc/md.texi: Likewise.
22576 * doc/passes.texi: Likewise.
22577 * doc/rtl.texi: Likewise.
22578 * doc/sourcebuild.texi: Likewise.
22579 * doc/tm.texi: Likewise.
22580 * doc/tree-ssa.texi: Likewise.
22582 2008-02-17 Richard Guenther <rguenther@suse.de>
22584 PR middle-end/35227
22585 * tree-complex.c (init_parameter_lattice_values): Handle parameters
22586 without default definition.
22588 2008-02-17 Richard Guenther <rguenther@suse.de>
22590 PR tree-optimization/35231
22591 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
22594 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
22597 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22598 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
22599 libgcc_cmp_return mode.
22601 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22604 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
22606 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
22608 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
22611 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22613 * doc/c-tree.texi: Use `@.' where appropriate.
22614 * doc/extend.texi: Likewise.
22615 * doc/install.texi: Likewise.
22616 * doc/invoke.texi: Likewise.
22617 * doc/loop.texi: Likewise.
22618 * doc/makefile.texi: Likewise.
22619 * doc/md.texi: Likewise.
22620 * doc/passes.texi: Likewise.
22621 * doc/standards.texi: Likewise.
22622 * doc/tm.texi: Likewise.
22624 2008-02-15 Jakub Jelinek <jakub@redhat.com>
22626 PR middle-end/35196
22627 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
22629 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
22630 rather than in entry_bb.
22632 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22634 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
22635 libgcc_cmp_return mode.
22637 2008-02-15 Jakub Jelinek <jakub@redhat.com>
22639 PR middle-end/35130
22640 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
22641 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
22643 2008-02-15 Richard Guenther <rguenther@suse.de>
22644 Zdenek Dvorak <ook@ucw.cz>
22646 PR tree-optimization/35164
22647 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
22648 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
22649 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22650 Only propagate addresses which do not have abnormal SSA_NAMEs
22653 2008-02-15 Joseph Myers <joseph@codesourcery.com>
22656 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
22658 2008-02-15 Jan Hubicka <jh@suse.cz>
22660 PR middle-end/35149
22661 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
22663 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22665 PR middle-end/34621
22666 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
22667 when calculating alignment_pad.
22669 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22671 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
22672 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
22673 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
22674 and STACK_BOUNDARY define.
22676 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
22678 PR preprocessor/35061
22679 * c-pragma.c (handle_pragma_pop_macro): Check that
22680 pushed_macro_table has been allocated.
22682 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
22684 PR middle-end/35136
22685 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
22686 (force_gimple_operand): Likewise.
22687 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
22688 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
22689 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
22690 (find_interesting_uses_address): Check addressability and alignment
22691 of the base expression only after substituting bases of IVs into it.
22693 2008-02-14 Michael Matz <matz@suse.de>
22696 * function.c (instantiate_virtual_regs_in_insn): Reload address
22697 before falling back to reloading the whole operand.
22699 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
22701 * config/s390/s390.c (s390_mainpool_start): Emit the pool
22702 before the first section switch note.
22704 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22706 * doc/bugreport.texi: Update copyright years.
22707 * doc/c-tree.texi: Likewise.
22708 * doc/cfg.texi: Likewise.
22709 * doc/cpp.texi: Likewise.
22710 * doc/cppinternals.texi: Likewise.
22711 * doc/fragments.texi: Likewise.
22712 * doc/frontends.texi: Likewise.
22713 * doc/gcc.texi: Likewise.
22714 * doc/gty.texi: Likewise.
22715 * doc/hostconfig.texi: Likewise.
22716 * doc/implement-c.texi: Likewise.
22717 * doc/libgcc.texi: Likewise.
22718 * doc/loop.texi: Likewise.
22719 * doc/makefile.texi: Likewise.
22720 * doc/options.texi: Likewise.
22721 * doc/passes.texi: Likewise.
22722 * doc/rtl.texi: Likewise.
22723 * doc/sourcebuild.texi: Likewise.
22724 * doc/standards.texi: Likewise.
22725 * doc/tree-ssa.texi: Likewise.
22726 * doc/trouble.texi: Likewise.
22728 * doc/extend.texi: Use @: or add comma where appropriate.
22729 * doc/invoke.texi: Likewise.
22730 * doc/tm.texi: Likewise.
22732 2008-02-14 Alan Modra <amodra@bigpond.net.au>
22735 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
22738 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
22740 * doc/md.texi (clz, ctz): Add reference.
22741 * doc/rtl.texi (clz, ctz): Likewise.
22743 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22746 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
22749 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
22751 * config/s390/s390.c (struct constant_pool): New field
22752 emit_pool_after added.
22753 (s390_mainpool_start): Set the emit_pool_after flag according
22754 to the section switch notes.
22755 (s390_mainpool_finish): Consider emit_pool_after when emitting
22756 the literal pool at the end of the function.
22757 (s390_chunkify_start): Force literal pool splits at section
22760 2008-02-13 Michael Matz <matz@suse.de>
22763 * var-tracking.c (clobber_variable_part): Correctly traverse the
22766 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22769 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
22770 Add -fdump-ipa-inline.
22771 * tree-dump.c (dump_files): Remove tree-inlined dump.
22772 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
22774 2008-02-12 Richard Guenther <rguenther@suse.de>
22776 PR tree-optimization/35171
22777 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
22780 2008-02-12 Richard Guenther <rguenther@suse.de>
22782 PR middle-end/35163
22783 * fold-const.c (fold_widened_comparison): Use get_unwidened in
22784 value-preserving mode. Disallow final truncation.
22786 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
22788 PR middle-end/35136
22789 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
22790 code from here to...
22791 (force_gimple_operand): ...here.
22793 2008-02-12 Jakub Jelinek <jakub@redhat.com>
22796 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
22797 non-compatible pointers.
22798 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
22799 different FIELD_DECLs, try harder by comparing field offsets, sizes
22802 PR inline-asm/35160
22803 * function.c (match_asm_constraints_1): Don't replace the same input
22806 2008-02-12 Anatoly Sokolov <aesok@post.ru>
22808 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
22809 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
22810 (expand_epilogue): Restore RAMPZ register.
22811 * config/avr/avr.md (RAMPZ_ADDR): New constant.
22813 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
22815 * config/i386/cygwin.asm: (__alloca): Correct calling
22816 convention and alignment.
22817 (__chkstk): Force 8 byte stack alignment.
22819 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
22820 Richard Guenther <rguenther@suse.de>
22822 PR tree-optimization/33992
22823 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
22824 the zero we compare against.
22826 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
22828 PR libfortran/35063
22829 * gthr-win32.h (__gthread_mutex_destroy_function): New function
22830 to CloseHandle after unlocking to prevent accumulation of handle
22833 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22835 PR middle_end/34150
22836 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
22837 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
22838 and update LABEL_NUSES during and after reload.
22840 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
22842 PR middle-end/34627
22843 * combine.c (simplify_if_then_else): Make sure the comparison is
22844 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
22846 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
22849 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
22850 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
22851 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
22852 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
22853 * tree.h (get_type_static_bounds): Likewise.
22855 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22857 * doc/invoke.texi (Option Summary, C++ Dialect Options)
22858 (Objective-C and Objective-C++ Dialect Options, Warning Options):
22859 Make -Wfoo language annotations match what the compiler outputs.
22861 2008-02-08 Sa Liu <saliu@de.ibm.com>
22863 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
22864 intrinsics spu_convts, spu_convtu, spu_convtf.
22866 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
22868 * doc/extend.texi (Function Attributes) <noinline>: Mention
22869 asm ("") as method to keep calls.
22871 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22874 * doc/options.texi (Options): Replace references to opts.sh with
22876 * opts-common.c: Likewise.
22877 * optc-gen.awk: Likewise.
22879 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
22881 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
22883 2008-02-07 Richard Henderson <rth@redhat.com>
22886 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
22887 EXPR_LIST for the REG_EQUAL instead of a comparison with a
22890 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
22892 PR tree-optimization/35085
22893 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
22894 for operand entry oe2 in addition to operand entry oe3 in order to
22895 expose more opportunities for vectorizer sum reduction.
22897 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22900 * Makefile.in (LIBS): Remove $(GMPLIBS).
22901 (cc1-dummy, cc1): Add $(GMPLIBS).
22903 2008-02-06 Jan Hubicka <jh@suse.cz>
22906 * i386.md (moddf_integer): Do not produce partial memory stalls for
22907 targets where it hurts.
22909 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
22912 * optabs.c (expand_float): Do not check for decimal modes when
22913 expanding unsigned integer through signed conversion.
22915 2008-02-06 Nick Clifton <nickc@redhat.com>
22917 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
22918 inside the clobber with a match_operand and duplicated operand
22919 number in the constraint.
22920 (ineqbranchsi): Delete redundant comment.
22922 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
22924 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
22925 builtin_define ("__USE_INIT_FINI__").
22926 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
22928 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
22930 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22932 PR documentation/30330
22933 * doc/invoke.texi (C++ Dialect Options)
22934 (Objective-C and Objective-C++ Dialect Options, Warning Options):
22935 For each warning option -Wfoo that allows -Wno-foo, ensure both
22936 -Wfoo and -Wno-foo are listed in the option index. Fix index
22937 entry of -Wswitch-default, index -Wnormalized= including the
22938 `=', and -Wlarger-than-@var{len} including @var{len}.
22940 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22942 * config/i386/i386.md (floatunssisf2): Use
22943 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
22944 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
22945 Macroize expander using MODEF mode iterator.
22947 2008-02-05 Diego Novillo <dnovillo@google.com>
22949 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
22952 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
22954 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22957 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
22959 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
22962 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
22963 to indicate if a message should be generated.
22964 (init_cumulative_args): Updated.
22965 (function_value_32): Likewise.
22967 2008-02-05 Joseph Myers <joseph@codesourcery.com>
22969 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
22971 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
22974 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
22975 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
22977 2008-02-04 Diego Novillo <dnovillo@google.com>
22979 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
22982 * tree-vrp.c (vrp_evaluate_conditional): With
22983 -Wtype-limits, emit a warning when comparing against a
22984 constant outside the natural range of OP0's type.
22986 2008-02-04 Richard Guenther <rguenther@suse.de>
22988 PR middle-end/33631
22989 * expr.c (count_type_elements): Give for unions instead of
22992 2008-02-04 Richard Guenther <rguenther@suse.de>
22994 PR middle-end/35043
22995 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
22996 to TYPE_DOMAINs base type instead of using bitsizetype here.
22998 2008-02-03 Jason Merrill <jason@redhat.com>
23000 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
23002 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23005 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
23006 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
23007 (RS/6000 and PowerPC Options): Fix typos and markup.
23008 * doc/passes.texi (Tree-SSA passes): Likewise.
23010 2008-02-02 Michael Matz <matz@suse.de>
23013 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
23014 from record_last_reg_set_info.
23015 (record_last_reg_set_info): Take an RTX argument, iterate over all
23016 constituent hardregs.
23017 (record_last_set_info, record_opr_changes): Change calls to
23018 new signature or to record_last_reg_set_info_regno.
23020 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
23022 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
23024 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
23026 PR rtl-optimization/34773
23027 * reg-notes.def (EQUAL): Mention significance of combination of
23028 REG_EQUAL and REG_RETVAL.
23029 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
23030 insn that has a REG_RETVAL.
23032 2008-02-01 Roger Sayle <roger@eyesopen.com>
23035 * configure.ac (--enable-fixed-point): Disable unless explicitly
23037 * configure: Regenerate.
23039 2008-02-01 Richard Guenther <rguenther@suse.de>
23042 * invoke.texi (-finline-limit): Remove no longer true parts
23043 of the documentation. Note that there is no default value.
23045 2008-02-01 Andrew Pinski <pinskia@gmail.com>
23046 Mark Mitchell <mark@codesourcery.com>
23047 Ben Elliston <bje@au.ibm.com>
23050 * doc/extend.texi (Other Builtins): Document.
23052 2008-01-31 Tom Browder <tom.browder@gmail.com>
23054 * doc/c-tree.texi (Types): Fix grammar.
23055 (Expression trees): Ditto.
23056 * doc/passes.texi (Tree-SSA passes): Ditto.
23058 * doc/configterms.texi (Configure Terms): Fix typo.
23059 * doc/cpp.texi (Common Predefined Macros): Ditto.
23060 * doc/md.texi (Machine Constraints): Ditto.
23062 * doc/makefile.texi (Makefile): Add comma.
23064 2008-01-31 Tom Browder <tom.browder@gmail.com>
23065 Gerald Pfeifer <gerald@pfeifer.com>
23067 * doc/sourcebuild.texi (Front End): Remove references to CVS
23068 and CVSROOT/modules.
23069 (Texinfo Manuals): Replace reference to CVS by one to SVN.
23070 (Back End): Remove reference to CVS.
23072 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
23075 * config/mips/mips.c (gen_load_const_gp): New function, taking a
23077 (mips16_gp_pseudo_reg): ...here.
23078 * config/mips/mips.md (load_const_gp): Replace with...
23079 (load_const_gp_<mode>): ...this :P-based insn.
23081 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23083 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
23084 options. Minor fixes.
23085 (-std): Move reference to standards closer to where language
23086 standards are first mentioned.
23088 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
23090 PR rtl-optimization/34995
23091 * reload.c (alternative_allows_const_pool_ref): Take an rtx
23092 parameter and return a bool. If the rtx parameter is nonnull,
23093 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
23094 (find_reloads): Update call accordingly. Pass the new operand
23095 if it needed no address reloads, otherwise pass null.
23097 2008-01-30 Richard Henderson <rth@redhat.com>
23100 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
23101 for unbounded arrays.
23103 2008-01-30 Silvius Rus <rus@google.com>
23105 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
23107 2008-01-30 Jan Hubicka <jh@suse.cz>
23110 * i386.c (init_cumulative_args): Use real function declaration when
23113 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
23115 PR rtl-optimization/34998
23116 * global.c (build_insn_chain): Treat non-subreg_lowpart
23117 SUBREGs of pseudos as clobbering all the words covered by the
23118 SUBREG, not just all the bytes.
23119 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
23120 original df_ref rather than an extract parameter.
23121 (global_conflicts): Update call accordingly.
23123 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
23125 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
23126 the overflow check to make it easier to read.
23127 (__fixtfdi): Change the type of the ll member in union
23128 long_double to UDItype_x.
23130 2008-01-30 Jakub Jelinek <jakub@redhat.com>
23132 PR middle-end/34969
23133 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
23134 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
23135 * tree-inline.c (fold_marked_statements): Call
23136 cgraph_update_edges_for_call_stmt if folding a call statement.
23137 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
23138 debug_generic_stmt calls, reset it back afterwards.
23141 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
23143 * c-typeck.c (build_external_ref): Don't pedwarn about
23144 static vars in current function's scope.
23146 2008-01-29 Joseph Myers <joseph@codesourcery.com>
23148 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
23150 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
23153 * ipa-struct-reorg.c: Fix spelling.
23154 * params.def: Ditto.
23156 2008-01-29 Richard Guenther <rguenther@suse.de>
23158 PR middle-end/35006
23159 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
23161 * tree-inline.c (remap_type): Increment remapping_type_depth
23162 around remapping types.
23163 (copy_body_r): Only add referenced variables if they are referenced
23164 from code, not types.
23166 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
23177 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
23178 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
23180 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
23183 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
23184 pointer for tiny stack.
23186 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
23188 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
23190 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
23192 * config/vx-common.h: Fix typo in comment.
23194 2008-01-28 Ian Lance Taylor <iant@google.com>
23198 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
23199 coalesce pointers if they have different DECL_NO_TBAA_P values.
23200 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
23201 between variables with different DECL_NO_TBAA_P values.
23203 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
23206 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
23207 are not legitimate small data references on SPE targets.
23209 2008-01-28 David Daney <ddaney@avtrex.com>
23211 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
23213 2008-01-28 David Daney <ddaney@avtrex.com>
23215 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
23217 2008-01-27 Joseph Myers <joseph@codesourcery.com>
23219 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
23220 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
23221 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
23222 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
23223 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
23224 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
23225 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
23226 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
23228 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23230 * basic-block.h (condjump_equiv_p): Fix comment.
23232 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23234 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
23235 print_generic_stmt_indented): Fix comment.
23237 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23239 * configure.ac (__stack_chk_fail): Add detecion for availability
23240 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
23241 * configure: Regenerate.
23243 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
23245 PR middle-end/34688
23246 * final.c (output_addr_const): Handle TRUNCATE.
23248 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
23251 * tree-ssa-loop-ivopts.c (comp_cost): New type.
23252 (zero_cost, infinite_cost): New constants.
23253 (struct cost_pair): Change type of cost to comp_cost.
23254 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
23255 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
23257 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
23258 split_address_cost, ptr_difference_cost, difference_cost,
23259 get_computation_cost_at, get_computation_cost,
23260 determine_use_iv_cost_generic, determine_use_iv_cost_address,
23261 determine_use_iv_cost_condition, determine_use_iv_costs,
23262 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
23263 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
23264 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
23265 Change type of cost to comp_cost.
23266 (determine_iv_cost): Increase cost of non-original ivs, instead
23267 of decreasing the cost of original ones.
23268 (get_address_cost): Indicate the complexity of the addressing mode
23270 (try_add_cand_for): Prefer using ivs not specific to some object.
23271 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
23273 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
23274 Janis Johnson <janis187@us.ibm.com>
23277 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
23278 (TARGET_INSTANTIATE_DECLS): Likewise.
23279 * target.h (expand_to_rtl_hook): New target hook.
23280 (instantiate_decls): Likewise.
23281 * function.c (instantiate_decl): Make non-static. Rename to...
23282 (instantiate_decl_rtl): ... this.
23283 (instantiate_expr): Use instantiate_decl_rtl.
23284 (instantiate_decls_1): Likewise.
23285 (instantiate_decls): Likewise.
23286 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
23287 * function.h (instantiate_decl_rtl): Add prototype.
23288 * cfgexpand.c (target.h): New include.
23289 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
23290 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
23291 (TARGET_INSTANTIATE_DECLS): Likewise.
23292 (TARGET_INITIALIZER): New target hooks added.
23293 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
23295 * config/rs6000/rs6000.c (tree-flow.h): New include.
23296 (machine_function): Add sdmode_stack_slot field.
23297 (rs6000_alloc_sdmode_stack_slot): New function.
23298 (rs6000_instantiate_decls): Likewise.
23299 (rs6000_secondary_memory_needed_rtx): Likewise.
23300 (rs6000_check_sdmode): Likewise.
23301 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
23302 (TARGET_INSTANTIATE_DECLS): Likewise.
23303 (rs6000_hard_regno_mode_ok): Allow SDmode.
23304 (num_insns_constant): Likewise. Handle _Decimal32 constants.
23305 (rs6000_emit_move): Handle SDmode.
23306 (function_arg_advance): Likewise.
23307 (function_arg): Likewise.
23308 (rs6000_gimplify_va_arg): Likewise. Add special handling of
23309 SDmode var args for 32-bit compiles.
23310 (rs6000_secondary_reload_class): Handle SDmode.
23311 (rs6000_output_function_epilogue): Likewise.
23312 (rs6000_function_value): Simplify if statement.
23313 (rs6000_libcall_value): Likewise.
23314 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
23315 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
23316 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
23317 (movsd_hardfloat): New define_insn.
23318 (movsd_softfloat): Likewise.
23319 (movsd_store): Likewise.
23320 (movsd_load): Likewise.
23321 (extendsddd2): Likewise.
23322 (extendsdtd2): Likewise.
23323 (truncddsd2): Likewise.
23324 (movdd_hardfloat64): Fixup comment.
23325 (UNSPEC_MOVSD_LOAD): New constant.
23326 (UNSPEC_MOVSD_STORE): Likewise.
23328 2008-01-26 Jakub Jelinek <jakub@redhat.com>
23331 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
23333 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
23334 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
23335 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
23336 and TRUTH_XOR_EXPR.
23338 2008-01-26 David Edelsohn <edelsohn@gnu.org>
23341 * config.gcc: Separate AIX 5.3 from AIX 6.1.
23342 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
23343 __LONGDOUBLE128 too.
23344 * config/rs6000/aix61.h: New file.
23346 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
23348 PR rtl-optimization/34959
23349 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
23350 popcount and parity rtxes the same mode as their operand.
23351 Truncate or extend the result to the return value's mode
23354 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
23357 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
23358 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
23359 to GOT_VERSION_REGNUM.
23360 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
23361 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
23362 * config/mips/mips.c (mips_emit_call_insn): New function.
23363 (mips_call_tls_get_addr): Call mips_expand_call directly.
23364 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
23366 (mips16_build_call_stub): Likewise. Return the call insn or null.
23367 (mips_expand_call): Update the call to mips16_build_call_stub
23368 accordingly and a remove redundant condition. Assert that MIPS16
23369 stubs do not use lazy binding. Use mips_emit_call_insn and return
23371 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
23373 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
23374 (mips_avoid_hazard): Remove hazard_set handling.
23375 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
23376 (UNSPEC_RESTORE_GP): ...this.
23377 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
23378 (FAKE_CALL_REGNO): Rename to...
23379 (GOT_VERSION_REGNUM): ...this.
23380 (type): Add "ghost" value. Add an associated insn reservation.
23381 (hazard_set): Remove.
23382 (exception_receiver): Rename to...
23383 (restore_gp): ...this and update the unspec identifier accordingly.
23384 (exception_receiver, nonlocal_got_receiver): New expanders.
23385 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
23386 FAKE_CALL_REGNO. Remove hazard_set attribute.
23387 (set_got_version, update_got_version): New patterns.
23389 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
23392 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
23394 2008-01-25 Joseph Myers <joseph@codesourcery.com>
23397 * doc/install.texi2html: Generate gcc-vers.texi.
23399 2008-01-25 DJ Delorie <dj@redhat.com>
23401 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
23403 2008-01-25 Joseph Myers <joseph@codesourcery.com>
23405 * config/c4x: Remove directory.
23406 * config.gcc (crx-*, mt-*): Mark obsolete.
23407 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
23408 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
23409 sh-*-rtemscoff*): Remove cases.
23410 * defaults.h (C4X_FLOAT_FORMAT): Remove.
23411 * real.c (encode_c4x_single, decode_c4x_single,
23412 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
23413 c4x_extended_format): Remove.
23414 * real.h (c4x_single_format, c4x_extended_format): Remove.
23415 * doc/extend.texi (interrupt, naked): Remove mention of attributes
23417 (Pragmas): Remove comment about c4x pragmas.
23418 * doc/install.texi (c4x): Remove target-specific instructions.
23419 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
23420 * doc/md.texi (Machine Constraints): Remove C4x documentation.
23421 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
23422 refer to C4x source files as examples.
23423 (C4X_FLOAT_FORMAT): Remove documentation.
23425 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
23427 * config/bfin/bfin.c (override_options): Reorder tests so that
23428 flag_pic gets enabled for -msep-data.
23430 2008-01-25 Richard Guenther <rguenther@suse.de>
23432 PR middle-end/32244
23433 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
23434 to its bitfield precision if required.
23436 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23438 PR middle-end/33880
23439 * tree-nested.c (walk_omp_for): New function.
23440 (convert_nonlocal_reference, convert_local_reference): Call
23441 walk_omp_for on OMP_FOR.
23442 (convert_call_expr): Call walk_body on OMP_FOR's
23443 OMP_FOR_PRE_INIT_BODY.
23445 2008-01-25 Richard Guenther <rguenther@suse.de>
23447 PR tree-optimization/34966
23448 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
23449 default defs and PHI_NODEs we have to insert after the
23450 defining statement.
23452 2008-01-24 Nick Clifton <nickc@redhat.com>
23454 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
23455 Provide a default definition.
23456 (LIBGCC2_UNITS_PER_WORD): Likewise.
23458 * config/stormy16/stormy16.c: Include df.h for the prototype
23459 for df_regs_ever_live_p.
23460 (xstormy16_expand_builtin_va_start): Convert the stack offset
23461 into a component_ref and then use POINTER_PLUS_EXPR to add it
23462 to the incoming_virtual_args_rtx.
23463 (xstormy16_gimplify_va_arg_expr): Rename to
23464 xstormy16_gimplify_va_arg_expr.
23465 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
23466 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
23467 xstormy16_gimplify_va_arg_expr.
23468 Fix up some formatting issues.
23470 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
23471 Move to predicates.md.
23472 (xs_hi_general_operand): Likewise.
23473 (xs_hi_nonmemory_operand): Likewise.
23474 * config/stormy16/predicates.md:
23475 (xstormy16_carry_plus_operand): New predicate.
23476 (xs_hi_general_operand): New predicate.
23477 (xs_hi_nonmemory_operand): New predicate.
23478 * config/stormy16/stormy16-protos.h:
23479 (xstormy16_carry_plus_operand): Delete prototype.
23480 (xs_hi_general_operand): Likewise.
23481 (xs_hi_nonmemory_operand): Likewise.
23483 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
23484 modifiers as they are no longer needed and they can trigger
23485 reload spill failures.
23487 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
23488 with a match_operand in order to help reload.
23490 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
23491 constraint with 'e' for the 8th alternative as this version of
23492 the mov.w instruction only accepts the lower 8 registers.
23494 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
23497 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
23498 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
23501 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23503 PR middle-end/33333
23504 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
23506 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23508 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
23510 (remove_structure): Update allocations list before removing structure.
23512 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23514 * ipa-struct-reorg.c (is_safe_cond_expr,
23515 create_new_stmts_for_cond_expr): Use integer_zerop function,
23516 that recognize not only zero-pointer, but zero-integer too.
23518 2008-01-25 Ben Elliston <bje@au.ibm.com>
23521 * fixproto: Escape "." in sed expression that strips leading "./".
23523 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
23526 * gcc.c (SWITCH_OK): Removed.
23527 (SWITCH_LIVE): Changed to bit.
23528 (SWITCH_FALSE): Likewise.
23529 (SWITCH_IGNORE): Likewise.
23530 (switchstr): Change live_cond to unsigned int.
23531 (process_command): Replace SWITCH_OK with 0.
23532 (do_self_spec): Likewise.
23533 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
23534 (give_switch): Likewise.
23535 (used_arg): Likewise.
23536 (do_spec_1): Set the SWITCH_IGNORE bit.
23537 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
23538 bits. Set the SWITCH_LIVE bit.
23540 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
23542 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
23544 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
23546 PR tree-optimization/34472
23547 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
23548 parameter to a "bool *" and set *DATA to false if there is
23549 an unsafe access. Do not delete the structure here.
23550 (check_cond_exprs): Delete it here instead.
23551 (check_cond_exprs, exclude_cold_structs): Do not increase
23552 I when removing a structure.
23554 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
23557 * config/i386/i386.c (ix86_expand_vector_init): Consider only
23558 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
23560 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
23562 PR middle-end/34934
23563 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
23564 a fixed vector for stack.
23566 2008-01-24 Ben Elliston <bje@au.ibm.com>
23569 * doc/gcc.texi (Software development): Add a direntry for g++.
23571 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
23573 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
23574 stale and straggling -fforce-addr comments above.
23576 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
23578 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
23579 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
23581 2008-01-23 Michael Matz <matz@suse.de>
23584 * dwarf2out.c (force_type_die): Use modified_type_die instead of
23587 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
23589 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
23590 malloc result type.
23592 2008-01-23 Anatoly Sokolov <aesok@post.ru>
23594 * config/avr/avr.c (avr_current_arch): New variable.
23595 (avr_arch_types): Add 'avr31' and 'avr51' entries.
23596 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
23597 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
23598 (avr_override_options): Init 'avr_current_arch'.
23599 (base_arch_s): Move from here...
23600 * config/avr/avr.h (base_arch_s): ... here. Add new members
23601 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
23602 'mega' to 'have_jmp_call'.
23603 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
23604 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
23606 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
23608 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
23609 MULTILIB_MATCHES): Ditto.
23611 2008-01-23 Richard Guenther <rguenther@suse.de>
23613 PR middle-end/31529
23614 * cgraphunit.c (cgraph_reset_node): Always mark the node
23615 not reachable if it is not queued already.
23617 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
23619 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
23620 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
23621 (cputype_selected): New static variable.
23622 (bfin_handle_option): Set it if -mcpu is used.
23623 (override_option): Select default set of workarounds if no cpu type
23624 selected on the command line.
23625 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
23627 From Michael Frysinger <michael.frysinger@analog.com>
23628 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
23629 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
23631 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
23632 for bf547, bf523, bf524, and bf526.
23633 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
23635 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
23636 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
23637 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
23638 __ADSPBF547__ and __ADSPBF54x__ for bf547.
23639 * doc/invoke.texi (Blackfin Options): Document that
23640 -mcpu now accept bf547, bf523, bf524, and bf526.
23642 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
23644 PR rtl-optimization/34628
23645 * combine.c (try_combine): Stop and undo after the first combination
23646 if an autoincrement side-effect on the first insn has effectively
23649 2008-01-22 David Edelsohn <edelsohn@gnu.org>
23652 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
23653 Offset addresses are not valid for Altivec or paired float modes.
23655 2008-01-22 Jakub Jelinek <jakub@redhat.com>
23658 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
23659 if DECL_INITIAL (decl) is error_mark_node.
23662 * c-common.c (handle_vector_size_attribute): Only allow
23663 integral, scalar float and fixed point types. Handle OFFSET_TYPE
23664 the same way as pointer, array etc. types.
23665 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
23668 * tree.c (build_type_attribute_qual_variant): Call
23669 build_qualified_type if attributes are equal, but quals are not.
23671 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23674 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
23675 * flags.h (warn_strict_aliasing): Remove.
23676 (warn_strict_overflow): Remove.
23677 * opts.c (warn_strict_aliasing): Remove.
23678 (warn_strict_overflow): Remove.
23679 * c-opts.c (c_common_handle_option): -Wall only sets
23680 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
23681 (c_common_post_options): Give default values to -Wstrict-aliasing
23682 and -Wstrict-overflow if they are uninitialized.
23683 * common.opt (Wstrict-aliasing): Specify Var and Init.
23684 (Wstrict-overflow): Likewise.
23686 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
23688 PR rtl-optimization/26854
23689 PR rtl-optimization/34400
23690 PR rtl-optimization/34884
23691 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
23693 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
23694 (df_rd_bb_info.expanded_lr_out): Deleted
23695 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
23696 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
23697 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
23698 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
23699 Removed code to allocate, initialize or free expanded_lr_out.
23700 (df_rd_bb_local_compute_process_def): Restructured to make more
23702 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
23703 sets if the sets are being trimmed.
23705 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
23708 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
23709 (as_vers): Likewise.
23710 * configure: Regenerated.
23712 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23714 PR middle-end/33092
23715 * tree-pass.h (pass_build_alias): New pass.
23716 * tree-ssa-alias.c (gate_build_alias): New.
23717 (pass_build_alias): New.
23718 * passes.c (init_optimization_passes): Add pass_build_alias after
23719 pass_create_structure_vars.
23721 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
23723 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
23724 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
23725 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
23726 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
23727 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
23728 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
23729 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
23730 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
23731 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
23732 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
23733 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
23734 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
23735 * config/s390/s390.md (FP_ALL): New mode iterator.
23736 (_d): New mode attribute.
23737 ("*signbit<mode>2>"): Changed mode of first operand.
23738 ("isinf<mode>2"): Changed mode of first operand.
23739 ("*TDC_insn"): Adaptation for DFP modes.
23741 2008-01-22 Ben Elliston <bje@au.ibm.com>
23743 * tree.c (check_qualified_type): Improve function description.
23745 2008-01-21 Jason Merrill <jason@redhat.com>
23748 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
23749 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
23752 2008-01-21 DJ Delorie <dj@redhat.com>
23754 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
23757 2008-01-21 Richard Guenther <rguenther@suse.de>
23759 PR middle-end/34856
23760 * tree-cfg.c (verify_expr): Allow all invariant expressions
23761 instead of just constant class ones as reference argument.
23762 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
23763 like any other constant.
23764 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
23766 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
23768 * regmove.c (fixup_match_1): Update call crossed frequencies.
23770 2008-01-21 Richard Guenther <rguenther@suse.de>
23773 * tree-inline.c (setup_one_parameter): Deal with mismatched
23774 types using a VIEW_CONVERT_EXPR.
23776 2008-01-21 Alon Dayan <alond@il.ibm.com>
23777 Olga Golovanevsky <olga@il.ibm.com>
23779 PR tree-optimization/34701
23780 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
23781 when the structure size is not a power of 2.
23783 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
23785 * doc/install.texi: Add doc for --enable-checking=df.
23787 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
23789 PR rtl-optimization/34808
23790 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
23792 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
23794 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
23797 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
23799 PR rtl-optimization/26854
23800 PR rtl-optimization/34400
23801 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
23803 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
23804 (df_rd_bb_info.expanded_lr_out): New.
23805 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
23806 * loop_iv.c (iv_analysis_loop_init): Ditto.
23807 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
23808 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
23809 Added code to allocate, initialize or free expanded_lr_out.
23810 (df_rd_bb_local_compute_process_def): Restructured to make
23811 more understandable.
23812 (df_rd_confluence_n): Add code to do nothing with fake edges and
23813 code to no apply invalidate_by_call sets if the sets are being trimmed.
23814 (df_lr_local_finalize): Renamed to df_lr_finalize.
23815 (df_live_local_finalize): Renamed to df_live_finalize.
23817 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
23820 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
23821 deciding whether to use reciprocal instructions.
23823 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
23825 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
23826 dwarf2out_note_section_used if cold_text_section is NULL.
23828 2008-01-19 Jakub Jelinek <jakub@redhat.com>
23830 PR gcov-profile/34610
23831 * tree-cfg.c (make_edges): Mark both outgoing edges from
23832 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
23833 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
23834 from OMP_FOR and OMP_CONTINUE outgoing edges.
23836 * tree-profile.c (tree_profiling): Return early if
23837 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
23839 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
23840 from cfun to child_cfun.
23841 * function.h (struct function): Add after_tree_profile bit.
23843 2008-01-19 Anatoly Sokolov <aesok@post.ru>
23845 * config/avr/avr.S (_exit): Disable interrupt.
23847 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
23848 Steven Bosscher <stevenb.gcc@gmail.com>
23850 PR rtl-optimization/26854
23851 PR rtl-optimization/34400
23852 * df-problems.c (df_live_scratch): New scratch bitmap.
23853 (df_live_alloc): Allocate df_live_scratch when doing df_live.
23854 (df_live_reset): Clear the proper bitmaps.
23855 (df_live_bb_local_compute): Only process the artificial defs once
23856 since the order is not important.
23857 (df_live_init): Init the df_live sets only with the variables
23858 found live by df_lr.
23859 (df_live_transfer_function): Use the df_lr sets to prune the
23860 df_live sets as they are being computed.
23861 (df_live_free): Free df_live_scratch.
23863 2008-01-18 Ian Lance Taylor <iant@google.com>
23865 * common.opt: Add fmerge-debug-strings.
23866 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
23867 flag_merge_debug_strings rather than flag_merge_constants.
23868 * doc/invoke.texi (Option Summary): Mention
23869 -fmerge-debug-strings.
23870 (Debugging Options): Document -fmerge-debug-strings.
23872 2008-01-18 Ian Lance Taylor <iant@google.com>
23875 * tree.h (DECL_IS_OPERATOR_NEW): Define.
23876 (struct tree_function_decl): Add new field operator_new_flag.
23877 * tree-inline.c (expand_call_inline): When inlining a call to
23878 operator new, force the return value to go into a variable, and
23879 set DECL_NO_TBAA_P on that variable.
23880 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
23882 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
23885 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
23886 DWARF2_DEBUGGING_INFO.
23887 (dwarf2out_note_section_used): Ditto. Add prototype.
23888 (have_multiple_function_sections, text_section_used,
23889 cold_text_section_used, *cold_text_sections): Move declarations
23892 2008-01-17 Bob Wilson <bob.wilson@acm.org>
23894 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
23895 field and add signal_ra.
23896 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
23897 assignments to frame state pc. Move end of stack check after
23898 MD_FALLBACK_FRAME_STATE_FOR.
23899 (uw_update_context_1): Use frame state signal_regs if set, instead
23900 of checking signal_frame flag.
23901 (uw_update_context): Use frame state signal_ra if set.
23902 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
23903 * config/xtensa/linux-unwind.h: New file.
23905 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
23907 * modulo-sched.c (get_sched_window): Fix comment typo.
23909 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
23911 PR tree-optimization/34648
23912 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
23914 2008-01-17 Anatoly Sokolov <aesok@post.ru>
23916 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
23917 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
23919 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
23921 PR rtl-optimization/34400
23922 * df-core.c (df_worklist_dataflow_overeager,
23923 df_worklist_dataflow_doublequeue): New functions.
23924 (df_worklist_dataflow): Two different worklist solvers.
23925 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
23928 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23931 * doc/invoke.texi: Document the dependence on pthread for fopenmp
23932 and ftree-parallelize-loops.
23934 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
23936 PR rtl-optimization/34826
23937 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
23939 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
23941 * global.c (find_reg): Mark the eh regs as used if necessary.
23942 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
23943 * ra.h (struct allocno): no_eh_reg field added. Changed
23944 no_stack_reg type to bitfield.
23946 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
23948 * tree.c (substitute_in_expr): Add missing 'break'.
23950 2008-01-17 Richard Guenther <rguenther@suse.de>
23952 PR tree-optimization/34825
23953 * tree-ssa-math-opts.c (is_division_by): Do not recognize
23954 x / x as division to handle.
23956 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23958 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
23959 "-pthread" is specified.
23960 * pa-hpux11.h (LIB_SPEC): Likewise.
23962 2008-01-16 Janis Johnson <janis187@us.ibm.com>
23963 Peter Bergner <bergner@vnet.ibm.com>
23965 PR rtl-optimization/33796
23966 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
23968 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23970 PR libgfortran/34699
23971 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
23973 * pa-hpux10.h (LINK_SPEC): Likewise.
23974 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
23976 2008-01-16 Richard Guenther <rguenther@suse.de>
23978 PR middle-end/32628
23979 * fold-const.c (fold_convert_const_int_from_int): Do not
23980 set overflow if that occured only because of a sign extension
23981 change when converting from/to a sizetype with the same
23982 precision and signedness.
23984 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
23987 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
23988 location address to the correct place. Update copyright year.
23990 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
23992 * lambda-code.c (lambda_transform_legal_p): Handle the case of
23993 no dependences in the dependence_relations vector.
23995 2008-01-16 Jan Hubicka <jh@suse.cz>
23997 PR rtl-optimization/31396
23998 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
23999 * cfg.c (dump_reg_info): Print it.
24000 * regs.h (struct reg_info_t): add freq_calls_crossed.
24001 (REG_FREQ_CALLS_CROSSED): New macro.
24002 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
24003 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
24004 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
24005 regmove_optimize): Update call crossed frequencies.
24006 * local-alloc.c (struct qty): Add freq_calls_crossed.
24007 (alloc_qty): Copute freq_calls_crossed.
24008 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
24009 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
24010 * ra.h (struct allocno): Add freq_calls_crossed.
24012 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
24014 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
24015 libgomp when compiling with ftree-parallelize-loops.
24016 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
24018 2008-01-16 Richard Guenther <rguenther@suse.de>
24020 PR tree-optimization/34769
24021 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
24022 * tree.c (int_cst_value): Instead make this function more
24023 permissive in what it accepts as valid input. Document this
24024 function always sign-extends the value.
24026 2008-01-16 Jakub Jelinek <jakub@redhat.com>
24027 Richard Guenther <rguenther@suse.de>
24030 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
24031 (gimple_fold_indirect_ref_rhs): ... this.
24032 (gimple_fold_indirect_ref): New function with foldings
24033 that preserve lvalueness.
24034 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
24035 * tree-flow.h (gimple_fold_indirect_ref): Declare.
24036 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
24037 to fold an INDIRECT_REF, fall back to the old use of
24038 fold_indirect_ref_1.
24040 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
24042 * tree-data-ref.c (subscript_dependence_tester_1): Call
24043 free_conflict_function.
24044 (compute_self_dependence): Same.
24046 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
24049 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
24050 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
24052 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
24053 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
24054 for DWARF2_UNWIND_INFO targets.
24056 2008-01-16 Richard Guenther <rguenther@suse.de>
24059 * c-typeck.c (common_pointer_type): Do not merge inconsistent
24060 type qualifiers for function types.
24062 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
24064 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
24065 loop_iterator li from previous commit.
24067 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
24069 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
24071 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
24073 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
24074 (parallelize_loops): Don't parallelize irreducible components.
24076 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24079 * c-opts (c_common_post_options): Do not enable CPP
24080 flag_pedantic_errors by default.
24082 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
24084 PR rtl-optimization/31944
24085 * cse.c (remove_pseudo_from_table): New function.
24086 (merge_equiv_classes): Use above function to remove pseudo-registers.
24087 (invalidate): Likewise.
24089 2008-01-13 Richard Guenther <rguenther@suse.de>
24091 PR middle-end/34601
24092 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
24093 instead of TYPE_MODE to deal with calls from expand_one_error_var.
24095 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
24097 * gcse.c (cprop_jump): Call validate_unshare_change instead of
24098 validate_change to unshare the source of the PC set.
24100 2008-01-12 Jan Hubicka <jh@suse.cz>
24102 PR middle-end/32135
24103 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
24104 references above array bounds. This might trigger bounds checks for
24105 pointers to arrays.
24107 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
24109 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
24110 new_replaceable_dependencies.
24112 2008-01-12 Doug Kwan <dougkwan@google.com>
24114 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
24115 instead of OPT_Wreturn_type in warning due to ignored return type
24117 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
24118 options included in -Wextra.
24119 * c.opt: New option -Wignored_qualifiers.
24120 * doc/invoke.texi (Warning Options, -Wextra): Add new option
24121 -Wignore_qualifiers.
24122 (-Wignored-qualifiers): Document.
24123 (-Wreturn-type): Remove description of functionality now handled
24124 by -Wignored-qualifiers.
24126 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
24129 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
24130 NOP_EXPR if it is between integral types with the same precision.
24132 2008-01-12 Jan Hubicka <jh@suse.cz>
24135 * invoke.texi (max-inline-recursive-depth): Fix default value.
24137 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
24139 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
24142 2008-01-11 Bob Wilson <bob.wilson@acm.org>
24144 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
24146 2008-01-11 James E. Wilson <wilson@specifix.com>
24149 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
24151 2008-01-11 Anatoly Sokolov <aesok@post.ru>
24153 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
24154 save/restore frame pointer register and don't use 'call-prologues'
24155 optimization in function with "OS_task" attribute.
24157 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
24159 PR middle-end/31309
24160 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
24161 when copying to memory.
24163 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
24165 PR rtl-optimization/30905
24166 * cfgcleanup.c: Include dce.h
24167 (crossjumps_occured): New global variable.
24168 (try_crossjump_bb): Exit loop after finding a fallthru edge.
24169 If something changed, set crossjumps_occured to true.
24170 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
24171 Don't add/remove fake edges to exit here...
24172 (cleanup_cfg): ...but do it here, when crossjumping.
24173 Run a fast DCE when successful crossjumps occured in the latest
24174 iteration of try_optimize_cfg.
24176 2008-01-11 Richard Guenther <rguenther@suse.de>
24178 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
24179 (struct vn_unary_op_s): Likewise.
24180 (vn_reference_insert): Free old reference on hash collision.
24182 2008-01-10 Raksit Ashok <raksit@google.com>
24184 PR rtl-optimization/27971
24185 * combine.c (find_split_point): Split PLUS expressions which are
24186 inside a MEM rtx, and whose first operand is complex.
24188 2008-01-10 DJ Delorie <dj@redhat.com>
24190 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
24191 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
24192 (m32c_hard_regno_ok): Call the underlying function.
24194 2008-01-10 Richard Guenther <rguenther@suse.de>
24196 PR middle-end/34683
24197 * tree-cfg.c (tree_merge_blocks): Do not go through the
24198 full-blown folding and stmt updating path if we just deal
24199 with virtual operands.
24200 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
24201 test for abnormal SSA_NAMEs.
24203 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
24205 PR middle-end/34641
24206 * reload.c (push_reload): Add assertions. All constants from
24207 reg_equiv_constant should have been used for replacing the respective
24209 (find_reloads_address): Invoke find_reloads_address_part for
24210 constant taken from the reg_equiv_constant array.
24212 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
24214 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
24215 field (valnum) the first in the struct. Replace bools with
24218 2008-01-10 Richard Guenther <rguenther@suse.de>
24220 PR tree-optimization/34651
24221 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
24222 types and ordering for masking and converting.
24224 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
24226 PR tree-optimization/34017
24227 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
24228 also for PHI_NODE expressions.
24230 2008-01-09 Jan Hubicka <jh@suse.cz>
24232 PR tree-optimization/34708
24233 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
24234 based on number of case labels.
24235 (init_inline_once): Remove switch_cost.
24236 * tree-inline.h (eni_weights_d): Remove switch_cost.
24238 2008-01-09 Richard Guenther <rguenther@suse.de>
24239 Andrew Pinski <andrew_pinski@playstation.sony.com>
24241 PR middle-end/30132
24242 * gimplify.c (gimplify_cond_expr): Do not create an addressable
24243 temporary if an rvalue is ok or an lvalue is not required.
24245 2008-01-09 Richard Guenther <rguenther@suse.de>
24247 PR middle-end/34458
24248 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
24249 adjust return type.
24251 2008-01-09 Richard Guenther <rguenther@suse.de>
24253 PR middle-end/34679
24254 * tree.c (host_integerp): Check for sizetype only if the
24255 type is an integer type.
24257 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
24260 * opts.c (decode_options): Disable inlining of functions called
24261 once if not in unit-at-a-time mode.
24263 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
24265 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
24267 2008-01-08 Richard Guenther <rguenther@suse.de>
24269 PR middle-end/31863
24270 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
24271 out early if the result will be unused.
24273 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
24278 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24279 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
24282 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
24284 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
24285 for vectorization tuned.
24287 2008-01-08 Richard Guenther <rguenther@suse.de>
24289 PR tree-optimization/34683
24290 * tree-ssa-operands.c (operand_build_cmp): Export.
24291 * tree-ssa-operands.h (operand_build_cmp): Declare.
24292 * tree-vn.c (vuses_compare): Remove.
24293 (sort_vuses): Use operand_build_cmp.
24294 (sort_vuses_heap): Likewise.
24295 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
24296 to re-use old VEC if available. Do not sort already sorted VUSEs.
24297 (vdefs_to_vec): Do not sort already sorted VDEFs.
24299 2008-01-08 Jakub Jelinek <jakub@redhat.com>
24301 PR middle-end/34694
24302 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
24304 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
24307 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
24308 limitations of reciprocal sequences on x86 targets.
24310 2008-01-08 Richard Guenther <rguenther@suse.de>
24312 PR tree-optimization/34683
24313 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
24315 2008-01-07 Jakub Jelinek <jakub@redhat.com>
24318 * config/darwin.c (darwin_mergeable_string_section): Don't use
24319 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
24321 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
24324 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
24325 negxf2. Macroize expander using X87MODEF mode iterator. Change
24326 predicates of op0 and op1 to register_operand.
24327 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
24328 expander using X87MODEF mode iterator. Change predicates of
24329 op0 and op1 to register_operand.
24330 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
24331 corresponding patterns and macroize using MODEF macro. Change
24332 predicates of op0 and op1 to register_operand and remove
24333 "m" constraint. Disparage "r" alternative with "!".
24334 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
24335 macroize using X87MODEF macro. Change predicates of op0 and op1
24336 to register_operand and remove "m" constraint. Disparage "r"
24337 alternative with "!".
24338 (absneg splitter with memory operands): Remove.
24339 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
24340 patterns and macroize using X87MODEF mode iterator.
24341 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
24342 Change predicate of op1 to register_operand.
24343 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
24344 for memory operands.
24346 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
24348 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
24350 2008-01-07 Richard Guenther <rguenther@suse.de>
24352 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
24355 2008-01-07 Richard Guenther <rguenther@suse.de>
24357 PR tree-optimization/34683
24358 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
24359 VOPs of the needed size to save memory. Use VEC_quick_push
24360 to save compile-time.
24361 (vdefs_to_vec): Likewise.
24363 2008-01-07 Sa Liu <saliu@de.ibm.com>
24365 * config/spu/spu.md (divdf3): Genetate inline code for double
24366 division. The implementation doesn't handle INF or NAN, therefore it
24367 only applies when -ffinite-math-only is given.
24369 2008-01-06 Paolo Carlini <pcarlini@suse.de>
24372 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
24373 * doc/cpp.texi ([Common Predefined Macros]): Document.
24375 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
24377 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
24378 order to use commutative addition instead of subtraction.
24380 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
24381 Mircea Namolaru <namolaru@il.ibm.com>
24382 Vladimir Yanovsky <yanov@il.ibm.com>
24383 Revital Eres <eres@il.ibm.com>
24385 PR tree-optimization/34263
24386 * tree-outof-ssa.c (process_single_block_loop_latch,
24387 contains_tree_r): New functions.
24388 (analyze_edges_for_bb): Call process_single_block_loop_latch
24389 function to empty single-basic-block latch block if possible.
24391 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24393 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
24395 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
24397 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
24399 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
24401 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
24403 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
24405 2008-01-05 Jakub Jelinek <jakub@redhat.com>
24407 PR tree-optimization/34618
24408 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
24411 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24414 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
24415 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
24416 Update copyright year.
24418 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
24419 Update copyright year.
24420 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
24423 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
24425 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
24426 edge does not point to current bb before changing need_assert.
24428 2008-01-04 Richard Guenther <rguenther@suse.de>
24430 PR middle-end/34029
24431 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
24432 for verifying purposes if they are is_gimple_min_invariant.
24434 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
24436 PR tree-optimization/34448
24437 PR tree-optimization/34465
24438 * gimplify.c (gimplify_init_constructor): Add new parameter
24439 notify_temp_creation. Use it.
24440 (gimplify_modify_expr_rhs): Take volatiles into account when
24441 optimizing constructors.
24442 Do not optimize constructors if gimplify_init_constructor will dump to
24444 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
24445 * gcc.c-torture/compile/pr34448.c: New.
24447 2008-01-04 Jakub Jelinek <jakub@redhat.com>
24449 PR gcov-profile/34609
24450 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
24451 return_slot if result is TREE_ADDRESSABLE.
24453 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
24455 * config/mips/mips.md (sqrt_condition): Tweak comment.
24456 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
24458 2008-01-03 Tom Tromey <tromey@redhat.com>
24461 * c-common.c (c_type_hash): Handle VLAs.
24463 2008-01-03 Jan Hubicka <jh@suse.cz>
24465 PR tree-optimization/31081
24466 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
24467 0 when inlining and not inlining to first basic block.
24468 (remap_decl): When var is initialized to 0, don't set default_def.
24469 (expand_call_inline): Set entry_bb.
24470 * tree-inline.h (copy_body_data): Add entry_bb.
24472 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24475 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
24478 PR tree-optimization/29484
24479 * tree-inline.c (inline_forbidden_p_2): New function.
24480 (inline_forbidden_p): Disallow inlining if some static var
24481 has an address of a local LABEL_DECL in its initializer.
24482 * doc/extend.texi (Labels as Values): Document &&foo behaviour
24485 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
24487 PR tree-optimization/34635
24488 * tree-data-ref.c (add_other_self_distances): Make sure that the
24489 evolution step is constant.
24491 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24493 PR middle-end/34608
24494 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
24496 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
24498 * tree-sra.c (scalarize_init): Insert the generate_element_init
24499 statements after the generate_element_zero statements.
24501 2008-01-02 Richard Guenther <rguenther@suse.de>
24503 PR middle-end/34093
24504 PR middle-end/31976
24505 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
24506 for very large number of operands instead of ICEing.
24508 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
24511 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
24512 while stack probing.
24514 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
24516 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
24519 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
24521 PR libmudflap/26442
24522 * tree-mudflap.c (mx_register_decls): Guard warning by
24523 !DECL_ARTIFICIAL check.
24525 2008-01-01 Jakub Jelinek <jakub@redhat.com>
24527 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
24528 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
24529 sse5_perm<mode>): Fix constraints.