1 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
3 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
4 instead of PIC_DIRECT_ADDR_P.
5 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
6 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
7 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
8 (PIC_OFFSET_P): Rename to...
9 (PCREL_SYMOFF_P): ...this.
10 (PIC_DIRECT_ADDR_P): Delete.
11 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
13 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
14 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
15 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
16 * config/sh/sh.c (print_operand): Remove CONST handling.
17 (unspec_caller_rtx_p): Rewrite to use split_const and check
18 the operands of UNSPEC bases.
19 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
20 with (unspec [A B] UNSPEC_SYMOFF).
21 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
23 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
24 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
25 (UNSPEC_EXTRACT_U16): Likewise.
26 (UNSPEC_SYMOFF): Likewise.
27 (UNSPEC_PCREL_SYMOFF): Likewise.
28 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
30 (movsi_const_16bit): Likewise.
31 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
32 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
33 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
34 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
35 with (unspec [A B] UNSPEC_SYMOFF).
36 (symPLT_label2reg): Replace (minus A (minus B pc)) with
37 (unspec [A B] PCREL_UNSPEC_SYMOFF).
38 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
39 (Csu): Likewise UNSPEC_EXTRACT_U16.
40 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
41 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
43 2008-10-10 Stepan Kasal <skasal@redhat.com>
45 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
46 for loop strip mining and loop blocking.
48 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
50 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
51 vary types depending on debug info.
53 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
55 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
56 before ensuring it's already computed.
58 2008-10-09 Jakub Jelinek <jakub@redhat.com>
60 * rtl.h (locator_eq): New decl.
61 * cfglayout.c (locator_scope): New function.
63 (locator_eq): New function.
64 (fixup_reorder_chain): Search for last insn in src bb
65 that has locator set or first insn in dest bb. Use
66 locator_eq instead of == to compare locators.
67 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
68 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
69 == to compare locators.
71 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
73 * gimple-low.c (lower_function_body, lower_gimple_return,
74 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
75 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
76 goto_block on edges if goto_locus is known.
79 * tree.h (get_object_alignment): Declare.
80 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
81 get_object_alignment if needed.
82 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand handling
84 (get_object_alignment): ... here. New function. Try harder to
85 determine alignment from get_inner_reference returned offset.
87 2008-10-08 Jakub Jelinek <jakub@redhat.com>
89 * graphite.c (gloog): Don't call find_unreachable_blocks
90 before delte_unreachable_blocks.
92 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
93 goto_locus of true_edge into RTL locator.
95 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
97 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
98 (*jcc_btdi_mask_rex64): Ditto.
100 (*jcc_btsi_mask): Ditto.
101 (*jcc_btsi_1): Ditto.
102 (*jcc_btsi_mask_1): Ditto.
104 2008-10-08 Paul Brook <paul@codesourcery.com>
106 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
107 compatible profiler (__gnu_mcount_nc).
108 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
110 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
112 * config/i386/i386.c (initial_ix86_tune_features): Add
113 X86_TUNE_USE_VECTOR_FP_CONVERTS.
114 * config/i386/i386.h (ix86_tune_indices): Likewise.
115 (TARGET_USE_VECTOR_FP_CONVERTS): New.
117 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
118 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
119 for FP to FP splitters.
121 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
123 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
126 2008-10-08 Jakub Jelinek <jakub@redhat.com>
130 PR rtl-optimization/37341
131 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
132 to ORIG_BB, pass through ORIG_BB recursively.
133 (cse_condition_code_reg): Adjust caller.
135 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
137 * sdbout.c (sdbout_one_type): Treat the value type
138 CONST_DECL for enumerals.
140 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
142 * config/i386/i386.md: Remove trailing white spaces.
144 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
146 PR rtl-optimization/37448
147 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
148 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
150 (struct output_info) [count]: Renamed total_created and made
152 (struct output_info) [size]: Renamed total_allocated and made
154 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
155 Properly keep track of desc->size.
156 (print_statistics, dump_alloc_pool_statistics): Enhance the
157 printing of statistics to print the number of elements and to use
160 2008-10-07 Jakub Jelinek <jakub@redhat.com>
163 * opts.h (CL_SAVE): Move up to flags range.
164 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
165 CL_COMMON): Renumber.
166 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
167 * opts.c (common_handle_option): Revert last change.
169 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
171 * config/i386/i386-protos.h (ix86_schedule): New.
173 * config/i386/i386.c (ix86_schedule): New.
174 (override_options): Add schedule to processor_alias_table. Set
175 ix86_schedule from the schedule field in processor_alias_table.
176 (ix86_function_specific_save): Save ix86_schedule.
177 (ix86_function_specific_restore): Restore ix86_schedule.
179 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
180 ix86_tune. Add none and remove i386, i486, pentium4, nocona
183 * config/i386/i386.opt: Add schedule.
185 * config/i386/ppro.md: Remove generic32.
187 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
190 * expr.c (count_type_elements): Handle ERROR_MARK.
192 2008-10-07 Jakub Jelinek <jakub@redhat.com>
197 * basic-block.h (struct edge_def): Add goto_block field.
198 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
199 one insn with locus corresponding to edge's goto_locus if !optimize.
200 * profile.c (branch_prob): Copy edge's goto_block.
201 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
203 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
204 locator in between the merged basic blocks if !optimize and needed.
205 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
206 goto_locus into RTL locator. For unconditional jump use that
207 locator for the jump insn.
208 (expand_gimple_cond): Convert goto_block and goto_locus into
209 RTL locator for all remaining edges. For unconditional jump
210 use that locator for the jump insn.
211 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
212 there is more than one edge or insn locator along the forwarding
213 edges and !optimize. If there is just one, set e->goto_locus.
214 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
216 (move_block_to_fn): Adjust edge's goto_block.
218 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
221 * expmed.c (expand_mult): Properly check DImode constant in
224 2008-10-07 Jakub Jelinek <jakub@redhat.com>
227 * dwarf2out.c (common_block_die_table): New variable.
228 (common_block_die_table_hash, common_block_die_table_eq): New
230 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
231 COMMON block in the current scope rather than globally. Optimize
232 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
233 DW_OP_addr SYMBOL_REF+off.
235 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
237 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
238 Return true for non-addressable GIMPLE operands.
240 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
243 * config/i386/i386.c (initial_ix86_tune_features): Remove
244 X86_TUNE_USE_BIT_TEST.
245 * config/i386/i386.h (ix86_tune_indices): Likewise.
246 (TARGET_USE_BIT_TEST): Removed.
248 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
250 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
252 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
254 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
255 (mul<mode>3_mul3): ... into this new template.
257 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
259 * gimplify.c (gimplify_arg): Add location argument. Use it.
260 (gimplify_call_expr): Pass location to gimplify_arg.
261 (gimplify_modify_expr_to_memcpy): Same.
262 (gimplify_modify_expr_to_memset): Same.
264 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
266 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
267 Update calls to build_unary_op and build_indirect_ref for location
270 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
273 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
274 * c-typeck.c (array_to_pointer_conversion): Pass location to
276 (function_to_pointer_conversion): Use error_at and warning_at.
277 (build_indirect_ref): Same.
278 (build_array_ref): Pass location to build_binary_op.
279 (parser_build_unary_op): Do not set location after calling
281 (build_unary_op): Add location argument. Use it throughout. Set
282 EXPR_LOCATION before returning new tree.
283 (build_modify_expr): Same.
284 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
286 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
287 build_indirect_ref, build_modify_expr.
288 (c_finish_omp_for): Same. Use error_at instead of error.
289 * c-common.c (c_common_truthvalue_conversion): Pass location to
291 (warn_for_div_by_zero): Add location argument.
292 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
293 build_unary_op, warn_for_div_by_zero.
294 * c-parser.c (c_parser_typeof_specifier): Use
295 protected_set_expr_location.
296 (c_parser_statement_after_labels): Same.
297 (c_parser_condition): Same.
298 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
299 (c_parser_conditional_expression): Use protected_set_expr_location.
300 (c_parser_unary_expression): Pass location to build_indirect_ref.
301 (c_parser_postfix_expression_after_primary): Pass location to
302 build_indirect_ref, build_unary_op.
303 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
305 2008-10-06 Joshua Kinard <kumba@gentoo.org>
307 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
308 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
309 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
311 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
312 (mips_issue_rate): Handle PROCESSOR_R10000.
313 * config/mips/mips.md (cpu): Add r10000.
315 * config/mips/10000.md: New file.
317 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
319 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
320 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
321 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
323 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
325 * config/darwin-protos.h (machopic_function_base_name): Delete.
326 (machopic_function_base_sym): Likewise.
327 (machopic_gen_offset): Declare.
328 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
329 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
330 * config/darwin.c (machopic_function_base_name): Delete.
331 (machopic_function_base_sym): Likewise.
332 (gen_pic_offset): Rename to...
333 (machopic_gen_offset): ...this and remove the pic_base argument.
334 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
335 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
336 crtl->uses_pic_offset_table.
337 (machopic_indirect_data_reference): Use new machopic_gen_offset
339 (machopic_legitimize_pic_address): Likewise.
340 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
342 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
343 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
344 * config/i386/i386.c (output_set_got): Likewise.
345 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
347 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
348 (legitimate_address_p): Likewise.
349 (output_pic_addr_const): Likewise.
350 (output_addr_const_extra): Likewise.
351 (ix86_delegitimize_address): Expect darwin_local_data_pic to
352 match an UNSPEC rather than a MINUS.
353 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
354 (builtin_setjmp_receiver): Use machopic_gen_offset.
355 * config/i386/predicates.md (pic_symbolic_operand): Handle
356 UNSPEC_MACHOPIC_OFFSET.
358 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
359 Use machopic_gen_offset and machopic_operand_p.
360 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
361 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
362 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
363 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
364 Set crtl->uses_pic_offset_table.
366 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
368 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
370 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
371 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
372 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
373 (constant_pool_expr_p): Use split_const and check the base.
374 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
376 (legitimate_constant_pool_address_p): Check toc_relative_p
377 instead of constant_pool_expr_p.
378 (print_operand_address): Always use output_addr_const for
379 constant pool addresses.
380 (rs6000_output_addr_const_extra): New function.
381 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
383 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
387 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
388 (mark_ref_live, mark_ref_dead): Use them.
389 (def_conflicts_with_inputs_p): Remove.
390 (mark_early_clobbers): New function.
391 (process_bb_node_lives): Call preprocess_constraints and
394 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
396 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
398 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
399 lib with -mthread switch.
401 2008-10-05 Dodji Seketeli <dodji@redhat.com>
404 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
405 function in two, making it call a new and reusable
406 dwarf2out_imported_module_or_decl() that takes the containing
407 BLOCK of the declaration in argument.
408 (dwarf2out_imported_module_or_decl_real): New function.
409 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
410 IMPORTED_DECL in account.
411 * tree.def: Added IMPORTED_DECL node type.
412 * tree.h: Added accessors for IMPORTED_DECL nodes.
413 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
415 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
417 * doc/gimple.texi: Fix some typos, wrap some long lines,
418 fix some broken wraps with continuations.
419 * tree-ssa-reassoc.c: Fix comment typos.
421 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
424 * pa.c (legitimize_pic_address): Force function labels to memory in
427 2008-10-04 Anton Blanchard <anton@samba.org>
429 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
430 (rs6000_split_atomic_op): Same.
431 (rs6000_split_compare_and_swap): Same.
432 (rs6000_split_compare_and_swapqhi): Same.
434 2008-10-04 Richard Guenther <rguenther@suse.de>
436 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
437 instead of pointer equality.
438 (vn_nary_op_eq): Likewise.
440 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
442 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
444 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
445 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
447 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
449 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
450 Revert previous change.
452 2008-10-03 Tom Tromey <tromey@redhat.com>
454 * stringpool.c (ggc_alloc_string): Terminate string.
456 2008-10-03 Jakub Jelinek <jakub@redhat.com>
458 * gimplify.c (gimplify_function_tree): For -finstrument-functions
459 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
460 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
463 * gimplify.c (declare_vars): Use gimple_bind_block instead of
466 2008-10-03 Pascal Obry <obry@adacore.com>
468 * gcov.c (create_file_names): Properly handle UNIX and DOS
469 directory separators.
470 (make_gcov_file_name): Likewise + convert the ':' DOS drive
471 separator to '~' to ensure clean filenames on Windows.
473 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
475 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
476 Add a null terminator to the stripped name.
478 2008-10-02 David Edelsohn <edelsohn@gnu.org>
480 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
481 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
482 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
483 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
484 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
485 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
488 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
490 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
492 2008-10-02 Richard Guenther <rguenther@suse.de>
495 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
496 and VECTOR_TYPE recurse with useless_type_conversion_p which
497 properly handles void pointer conversion.
499 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
502 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
503 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
505 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
507 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
508 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
509 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
510 they translate to non builtins.
511 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
512 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
513 __builtin_vec_promote, __builtin_vec_extract, and
514 __builtin_vec_insert.
515 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
516 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
517 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
518 * config/rs6000/altivec.h (vec_extract): Define
519 (vec_insert): Define.
520 (vec_splats): Define.
521 (vec_promote): Define.
523 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
524 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
525 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
527 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
529 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
530 prototype. Add new parameter, blk.
531 Use BLKmode for the MEM if blk is true.
532 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
533 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
534 ALTIVEC_BUILTIN_STVRXL.
535 Update usage of altivec_expand_lv_builtin.
536 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
537 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
538 (altivec_init_builtins): If compiling for the Cell, also define the
540 * config/rs6000/rs6000.h (rs6000_builtins): Define
541 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
542 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
543 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
544 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
545 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
546 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
547 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
548 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
549 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
550 UNSPEC_STVRX, and UNSPEC_STVRXL.
551 (altivec_lvlx): New pattern.
552 (altivec_lvlxl): New pattern.
553 (altivec_lvrx): New pattern.
554 (altivec_lvrxl): New pattern.
555 (altivec_stvlx): New pattern.
556 (altivec_stvlxl): New pattern.
557 (altivec_stvrx): New pattern.
558 (altivec_stvrxl): New pattern.
559 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
560 (vec_lvlxl): Likewise.
561 (vec_lvrx): Define if PPU is defined.
562 (vec_lvrxl): Likewise.
563 (vec_stvlx): Define if PPU is defined.
564 (vec_stvlxl): Likewise.
565 (vec_stvrx): Define if PPU is defined.
566 (vec_stvrxl): Likewise.
568 2008-10-01 Geert Bosch <bosch@adacore.com>
570 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
572 2008-10-01 Richard Guenther <rguenther@suse.de>
574 PR tree-optimization/37617
575 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
576 do not add to the NEW_SETS.
578 2008-10-01 Richard Guenther <rguenther@suse.de>
581 * tree-vrp.c (execute_vrp): If we optimized away the default
582 case make sure to promote the label that got in place of it
583 to a default case label.
585 2008-10-01 Richard Henderson <rth@redhat.com>
588 * tree-complex.c (set_component_ssa_name): Don't optimize
589 is_gimple_min_invariant values with ssa_names in abnormal phis.
591 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
593 PR tree-optimization/37662
594 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
595 commutative binary operation if they are in the wrong order and
596 fold_build2 produces non-GIMPLE.
598 2008-09-30 Jakub Jelinek <jakub@redhat.com>
600 PR tree-optimization/37662
601 PR tree-optimization/37663
602 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
603 get_value_range with non-SSA_NAME. Don't assert operands have been
604 folded, instead just bail out.
606 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
608 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
610 2008-09-30 Richard Guenther <rguenther@suse.de>
613 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
614 build restrict-qualified pointers.
615 (vectorizable_store): Move alias check later.
616 (vectorizable_load): Likewise.
618 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
620 * c-common.c (empty_if_body_warning): Remove.
621 * c-common.h (empty_if_body_warning): Remove.
622 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
623 here the -Wempty-body warning for `if' and `else' statements.
624 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
626 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
628 * config/i386/i386.opt: Add msse2avx.
630 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
631 * config/i386/linux64.h (ASM_SPEC): Likewise.
633 * doc/invoke.texi: Document -msse2avx.
635 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
637 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
639 2008-09-29 Joseph Myers <joseph@codesourcery.com>
641 * ifcvt.c (noce_emit_store_flag): If using condition from original
642 jump, reverse it if if_info->cond was reversed.
644 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
646 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
647 non-constant memory if it cannot be forced to constant memory.
648 Overhaul surrounding code and factor out common condition.
650 2008-09-29 Jeff Law <law@redhat.com>
652 * reload1.c (alter_reg): Add missing curly braces.
654 2008-09-29 Michael J. Eager <eager@eagercon.com>
656 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
658 * config/rs6000/rs6000.c (rs6000_override_options): Move
659 rs6000_init_hard_regno_mode_ok after all options changed.
660 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
661 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
662 -msimple-fpu flags. Add warning messages if single FP not configured.
663 (rs6000_file_start): Output gnu_attribute for single-float.
664 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
665 (rs6000_legitimize_address): Likewise.
666 (rs6000_legitimize_reload_address): Likewise.
667 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
669 (function_arg_advance): Likewise (partial conversion).
670 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
671 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
673 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
674 (rs6000_emit_prologue): Likewise.
675 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
677 (rs6000_libcall_value): Likewise.
678 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
679 (TARGET_DOUBLE_FLOAT): New default to 1
680 (TARGET_SIMPLE_FPU): New default to 0
681 (TARGET_SINGLE_FPU): New default to 0
682 (TARGET_SINGLE_FLOAT_MODE): New.
683 (TARGET_DOUBLE_FLOAT_MODE): New.
684 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
685 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
687 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
688 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
689 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
690 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
691 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
692 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
693 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
694 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
695 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
696 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
697 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
698 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
699 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
700 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
701 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
702 cmptf_internal1, *cmptf_internal2): Condition on
704 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
705 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
706 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
707 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
708 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
709 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
711 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
712 * config/rs6000/rs6000.opt (-msingle-float): New.
713 (-mdouble-float): New.
715 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
716 -msingle-float, -mdouble-float, -msimple-fpu options.
717 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
718 _SOFT_DOUBLE for -msingle-float.
719 * config.gcc: New config for target=powerpc-xilinx-eabi.
721 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
723 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
725 (new_scop): Take entry and exit edge to define new SCoP.
726 (sd_region_p): New structure used during SCoP detection.
727 (move_scops): Delete.
728 (move_sd_regions): New.
729 (scopdet_info): Change the definition from edges back to basic_blocks.
730 (scopdet_edge_info): Work on basic_blocks and rename to
731 scopdet_basic_block_info.
732 (split_difficult_bb): At the moment removed. We should later
733 add it at another place.
734 (build_scops_1): Work on basic_blocks.
735 (bb_in_sd_region): New.
736 (find_single_entry_edge): New.
737 (find_single_exit_edge): New.
738 (create_single_entry_edge): New.
739 (sd_region_without_exit): New.
740 (create_single_exit_edge): New.
741 (unmark_exit_edges): New.
742 (mark_exit_edges): New.
743 (create_sese_edges): New.
744 (build_graphite_scops): New.
745 (build_scops): Make SCoPs SESE.
746 (limit_scops): Use the new functions.
748 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
750 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
752 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
755 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
756 address to a register before taking the lower part.
758 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
760 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
763 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
764 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
767 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
768 the newly created variable.
769 Create a VECTOR_CST of all 1s for vector types.
771 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
774 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
776 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
778 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
779 order to convert between modes.
780 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
782 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
784 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
787 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
790 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
794 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
796 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
797 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
798 them to yield false with MIPS16.
800 2008-09-26 Jakub Jelinek <jakub@redhat.com>
803 * dwarf2out.c (tls_mem_loc_descriptor): New function.
804 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
805 mem_loc_descriptor failed. Accept UNSPEC.
806 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
807 fail if one of the loc_descriptor calls for pieces failed.
808 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
809 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
810 if loc_descriptor_from_tree_1 on offset failed.
813 * opts.c (common_handle_option): Don't call print_specific_help with
814 CL_SAVE as first argument.
816 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
817 Steve Ellcey <sje@cup.hp.com>
819 * configure: Regenerate for new libtool.
822 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
824 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
825 alias set on MEM when saving stack pointer.
826 * config/rs6000/rs6000.md (allocate_stack): Likewise
828 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
830 PR tree-optimization/37574
831 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
832 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
833 instead of vector_type for constants. Take computation out of loop.
834 (vect_get_vec_def_for_operand): Use only vectype for constant case,
835 and use only vector_type for invariant case.
836 (get_initial_def_for_reduction): Use vectype instead of vector_type.
838 2008-09-25 Jakub Jelinek <jakub@redhat.com>
841 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
842 the decl is a VAR_DECL or FUNCTION_DECL.
844 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
847 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
848 (mark_ref_live, mark_ref_dead): Use them.
849 (def_conflicts_with_inputs_p): Remove.
850 (mark_early_clobbers): New function.
851 (process_bb_node_lives): Call preprocess_constraints and
854 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
856 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
859 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
860 (ira_compress_allocno_live_ranges): New prototype.
862 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
863 (coalesced_allocnos_living_at_program_points): New.
864 (coalesced_allocnos_live_at_points_p,
865 set_coalesced_allocnos_live_points): New functions.
866 (coalesce_spill_slots): Rewrite.
868 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
869 ira_compress_allocno_live_ranges): New functions.
871 * ira-build.c (ira_flattening): Call
872 ira_compress_allocno_live_ranges.
875 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
877 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
880 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
882 * combine.c (make_compound_operation): Handle the 'E' format.
883 (count_rtxs): Likewise.
884 (update_table_tick): Likewise.
885 (get_last_value_validate): Likewise.
887 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
889 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
891 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
893 * matrix-reorg.c (transform_allocation_sites): Initializers
894 added to avoid the warning.
896 2008-09-25 Martin Jambor <mjambor@suse.cz>
898 * cgraph.c (free_nodes): New variable.
899 (NEXT_FREE_NODE): New macro.
900 (cgraph_create_node): Reuse nodes from the free list. Do not
901 update uid if doing so.
902 (cgraph_remove_node): Add the node to the free list.
904 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
906 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
908 2008-09-24 Richard Henderson <rth@redhat.com>
910 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
911 * unwind-dw2.c (execute_stack_op): Handle it.
913 2008-09-24 David Edelsohn <edelsohn@gnu.org>
916 2008-09-24 Michael J. Eager <eager@eagercon.com>
918 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
920 * c-common.c (fname_decl): New location argument.
921 * c-common.h (fname_decl): Same.
922 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
924 (c_parser_typeof_specifier): Same.
925 (c_parser_parms_list_declarator): Same.
926 (c_parser_asm_string_literal): Same.
927 (c_parser_compound_statement_nostart): Same.
928 (c_parser_label): Same.
929 (c_parser_do_statement): Same.
930 (c_parser_asm_statement): Same.
931 (c_parser_unary_expression): Same.
932 (c_parser_sizeof_expression): Same.
933 (c_parser_postfix_expression): Same.
934 (c_parser_pragma): Same.
935 (c_parser_omp_clause_collapse): Same.
936 (c_parser_omp_clause_num_threads): Same.
937 (c_parser_omp_clause_schedule): Same.
938 (c_parser_omp_all_clauses): Same.
939 (c_parser_omp_sections_scope): Same.
940 (c_parser_omp_for_loop): Same. Pass condition's location to
941 c_objc_common_truthvalue_conversion.
942 (c_parser_enum_specifier): Remove comment.
944 2008-09-24 Michael J. Eager <eager@eagercon.com>
946 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
948 * config/rs6000/rs6000.c (rs6000_override_options): Move
949 rs6000_init_hard_regno_mode_ok after all options changed.
950 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
951 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
952 -msimple-fpu flags. Add warning messages if single FP not configured.
953 (rs6000_file_start): Output gnu_attribute for single-float.
954 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
955 (rs6000_legitimize_address): Likewise.
956 (rs6000_legitimize_reload_address): Likewise.
957 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
959 (function_arg_advance): Likewise.
960 (function_arg): Likewise.
961 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
962 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
964 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
965 (rs6000_emit_prologue): Likewise.
966 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
968 (rs6000_libcall_value): Likewise.
969 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
970 (TARGET_DOUBLE_FLOAT): New default to 1
971 (TARGET_SIMPLE_FPU): New default to 0
972 (TARGET_SINGLE_FPU): New default to 0
973 (TARGET_SINGLE_FLOAT_MODE): New.
974 (TARGET_DOUBLE_FLOAT_MODE): New.
975 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
976 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
978 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
979 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
980 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
981 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
982 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
983 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
984 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
985 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
986 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
987 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
988 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
989 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
990 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
991 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
992 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
993 cmptf_internal1, *cmptf_internal2): Condition on
995 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
996 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
997 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
998 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
999 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
1000 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
1001 TARGET_SINGLE_FLOAT.
1002 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
1003 * config/rs6000/rs6000.opt (-msingle-float): New.
1004 (-mdouble-float): New.
1005 (-msimple-fpu): New.
1006 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
1007 -msingle-float, -mdouble-float, -msimple-fpu options.
1008 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
1009 _SOFT_DOUBLE for -msingle-float.
1010 * config.gcc: New config for target=powerpc-xilinx-eabi.
1012 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
1014 * config/sparc/constraints.md: New file.
1015 * config/sparc/sparc.md: Include it.
1016 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
1017 (sparc_extra_constraint_check): Delete.
1018 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
1019 (memory_ok_for_ldd): New predicate.
1020 (sparc_extra_constraint_check): Delete.
1021 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
1022 (CONST_OK_FOR_LETTER_P): Likewise.
1023 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
1024 (EXTRA_CONSTRAINT): Likewise.
1026 2008-08-23 Steve Ellcey <sje@cup.hp.com>
1028 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
1030 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
1032 * alias.c (find_base_value): Use FIND_BASE_TERM.
1033 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
1035 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
1037 * config/i386/i386.c: Include cselib.h.
1038 (ix86_pic_register_p): New function.
1039 (ix86_delegitimize_address): Use it to check for the PIC register.
1041 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
1043 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
1044 * config/i386/i386.c (ix86_find_base_term): Don't check for
1045 SYMBOL_REF and LABEL_REF.
1047 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
1049 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
1050 constant PLUS in a CONST.
1052 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
1054 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
1055 check for sibcall support for w64.
1057 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
1059 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
1061 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
1063 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
1064 parser_build_binary_op.
1065 * c-decl.c (build_enumerator): Pass location to build_binary_op.
1066 * c-typeck.c (build_array_ref): Same.
1067 (parser_build_unary_op): New location argument.
1068 (pointer_diff): Pass location to build_binary_op,
1069 c_objc_common_truthvalue_conversion.
1070 (build_modify_expr): Same.
1071 (build_unary_op): New location argument.
1072 (build_binary_op): New location argument.
1073 (c_objc_common_truthvalue_conversion): Pass location to
1074 c_*common_truthvalue_conversion.
1075 * c-convert.c (convert): Same.
1076 * c-common.c (binary_op_error): New location argument.
1077 (pointer_int_sum): Pass location to build_binary_op.
1078 (c_common_truthvalue_conversion): New location argument.
1079 (warn_for_sign_compare): Same.
1080 * c-common.h: Add location argument to c_common_truthvalue_conversion,
1081 binary_op_error, build_binary_op, warn_for_sign_compare.
1082 * c-parser.c (c_parser_condition): Pass location to
1083 c_*common_truthvalue_conversion.
1084 (c_parser_conditional_expression): Save condition's location and pass
1086 (c_parser_binary_expression): Same, but for the binary operator's
1088 (c_parser_omp_for_loop): Pass location to
1089 c_objc_common_truthvalue_conversion.
1091 2008-09-23 Martin Jambor <mjambor@suse.cz>
1093 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
1094 (cgraph_node_remove_callees): New temporary f. Hold the next item
1096 (cgraph_node_remove_callers): Likewise.
1098 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
1099 (ipa_node_removal_hook): Likewise.
1101 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
1102 gimple_call_copy_skip_args and moved to the gimple_call section.
1103 * gimple.c (gimple_copy_call_skip_args): Renamed to
1104 gimple_call_copy_skip_args. Changed al users.
1106 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
1108 * ira-color.c (start_allocno_priorities): Rename to
1109 setup_allocno_priorities. Use costs and
1110 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
1111 range lengths. Get rid off doubles.
1112 (ira_fast_allocations): Call start_allocno_priorities.
1114 2008-09-22 David Daney <ddaney@avtrex.com>
1117 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
1118 register if TARGET_LONG_CALLS.
1120 2008-09-22 Richard Guenther <rguenther@suse.de>
1122 PR tree-optimization/37145
1123 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
1124 value-numbering union accesses with their offset and size only.
1125 (visit_reference_op_load): Fix simplification of inserted conversions.
1126 * tree-ssa-pre.c (find_or_generate_expression): Do not
1127 recursively generate expressions if running FRE.
1129 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
1131 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
1132 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
1135 2008-09-22 Richard Guenther <rguenther@suse.de>
1137 PR tree-optimization/37145
1138 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
1139 (phi_translate_1): Constant fold references.
1141 2008-09-22 Ira Rosen <irar@il.ibm.com>
1143 PR tree-optimization/37482
1144 * tree-vectorizer.h (struct _slp_instance): Add new field.
1145 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
1146 (get_earlier_stmt): New function.
1147 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
1149 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
1150 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
1151 asserts that GSI points to the scalar statement being vectorized.
1152 Set new statement location according to GSI.
1153 (vect_schedule_slp_instance): Use GSI of
1154 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
1156 2008-09-21 Jan Hubicka <jh@suse.cz>
1158 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
1159 (ipcp_insert_stage): Update dead_nodes bitmap.
1161 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
1164 * config/i386/t-cygming (SHLIB_LC): Remove.
1165 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
1166 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
1168 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
1172 * final.c (mark_symbol_ref_as_used): New helper function.
1173 (output_operand): Instead of just looking inside MEMs for
1174 SYMBOL_REFs, use new helper function and for_each_rtx.
1175 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
1176 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
1177 Make head comment more general.
1178 * config/darwin.c (machopic_output_indirection): Handle weak
1179 references here, like in assemble_external.
1181 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
1183 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
1184 (sparc_emit_float_lib_cmp): Change return type.
1185 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
1186 (gen_compare_operator): New function.
1187 (sparc_emit_float_lib_cmp): Return the new operator to be used in
1188 the comparison sequence. Minor tweaks.
1189 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
1190 that the final operator and the result of sparc_emit_float_lib_cmp
1191 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
1192 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
1193 buneq, bunge, bunle, bltgt): Assert that the final operator and the
1194 result of sparc_emit_float_lib_cmp match for software TFmode.
1195 (movqicc, movhicc, movsicc, movdicc): Merge into...
1196 (mov<I:mode>cc): ...this.
1197 (movsfcc, movdfcc, movtfcc): Merge into...
1198 (mov<F:mode>cc): ...this.
1199 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
1201 (mov<I:mode>_cc_v9): ...this.
1202 (movdi_cc_sp64_trunc): Delete.
1203 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
1204 movdi_cc_reg_sp64): Merge into...
1205 (mov<I:mode>_cc_reg_sp64): ...this.
1206 (movsf_cc_sp64): Rename into...
1207 (movsf_cc_v9): ...this.
1208 (movdf_cc_sp64): Rename into...
1209 (movdf_cc_v9): ...this.
1210 (movtf_cc_hq_sp64): Rename into...
1211 (movtf_cc_hq_v9): ...this.
1212 (movtf_cc_sp64): Rename into...
1213 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
1215 2008-09-21 Diego Novillo <dnovillo@google.com>
1217 * doc/gccint.texi: Include generic.texi and gimple.texi.
1219 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
1220 (GIMPLE): Move to gimple.texi.
1221 (Annotations): Remove references to to stmt_ann_t and
1223 (SSA Operands): Rename from 'Statement Operands'.
1224 * doc/generic.texi: New.
1225 * doc/gimple.texi: New.
1226 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
1227 * Makefile.in (TEXI_GCCINT_FILES):
1228 * gimple.c (gimple_copy_call_skip_args): Rename from
1229 giple_copy_call_skip_args. Update all users.
1230 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
1232 2008-09-21 Ira Rosen <irar@il.ibm.com>
1234 PR tree-optimization/37539
1235 * tree-vect-transform.c (vect_transform_strided_load): Save vector
1236 statement in related statement field only for the first load of the
1237 group of loads with the same data reference.
1239 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
1241 * config/mips/mips.h (TUNE_OCTEON): New macro.
1242 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
1243 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
1244 * config/mips/octeon.md: New file.
1245 * config/mips/mips.md: Include octeon.md. Restore
1246 semi-alphabetical order of include files.
1248 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
1251 * config/i386/i386.md (*jcc_fused_1): Removed.
1252 (*jcc_fused_2): Likewise.
1253 (*jcc_fused_3): Likewise.
1254 (*jcc_fused_4): Likewise.
1256 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
1258 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
1259 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
1260 * target.h (gcc_target): Add ira_cover_classes.
1261 * ira.c: Remove IRA_COVER_CLASSES guards.
1262 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
1263 instead of IRA_COVER_CLASSES.
1264 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
1265 (setup_class_translate): Likewise.
1266 (setup_reg_class_intersect_union): Likewise.
1267 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
1268 test of targetm.ira_cover_classes.
1269 * opts.c (decode_options): Use targetm.ira_cover_classes instead
1270 of IRA_COVER_CLASSES.
1271 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
1272 (TARGET_INITIALIZER): Include it.
1273 * targhooks.h (default_ira_cover_classes): Declare.
1274 * targhooks.c (default_ira_cover_classes): New function.
1276 2008-09-19 Bob Wilson <bob.wilson@acm.org>
1278 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
1280 2008-09-19 Ian Lance Taylor <iant@google.com>
1282 * varasm.c (narrowing_initializer_constant_valid_p): Return
1283 NULL_TREE if ENDTYPE is not an integer.
1285 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1288 * tree-ssa.c (execute_update_addresses_taken): Also update
1289 DECL_GIMPLE_REG_P for vector and complex types.
1291 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
1292 Jan Hubicka <jh@suse.cz>
1295 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
1296 empty before freeing them.
1297 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
1299 2008-09-18 Bob Wilson <bob.wilson@acm.org>
1301 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
1302 * config/xtensa/predicates.md (tls_symbol_operand): New.
1303 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
1304 (TARGET_CANNOT_FORCE_MEM): Define.
1305 (xtensa_tls_symbol_p): New.
1306 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
1307 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
1308 (xtensa_tls_module_base): New.
1309 (xtensa_call_tls_desc): New.
1310 (xtensa_legitimize_tls_address): New.
1311 (xtensa_legitimize_address): Handle TLS symbols.
1312 (xtensa_tls_referenced_p_1): New.
1313 (xtensa_tls_referenced_p): New.
1314 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
1316 (XTENSA_BUILTIN_THREAD_POINTER): New.
1317 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
1318 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
1319 builtin. Add declarations for __builtin_thread_pointer and
1320 __builtin_set_thread_pointer.
1321 (xtensa_fold_builtin): Recognize new builtins.
1322 (xtensa_expand_builtin): Expand new builtins.
1323 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
1324 (TARGET_THREADPTR): Define.
1325 (HAVE_AS_TLS): Define default value.
1326 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
1327 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
1328 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
1329 (UNSPECV_SET_TP): New.
1330 (sym_TPOFF, sym_DTPOFF): New.
1331 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
1332 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
1333 * configure: Regenerated.
1335 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
1338 * config/ia64/ia64.c (ia64_optimization_options): Move
1339 checking and setting flag_schedule_insns_after_reload and
1340 ia64_flag_schedule_insns2 back to ...
1341 (ia64_override_options): Here.
1343 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
1346 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
1347 zero extend count after the correction to it is done.
1348 (doloop_optimize): Update call to doloop_modify, don't zero extend
1351 2008-09-18 Martin Jambor <mjambor@suse.cz>
1353 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
1355 * ipa-prop.c: Correct comments.
1356 * ipa-prop.h: Likewise.
1358 2008-09-18 Jan Hubicka <jh@suse.cz>
1361 * ipa-reference.c (ipa_reference_local_vars_info_d,
1362 ipa_reference_global_vars_info_d,
1363 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
1364 ipa_reference_vars_info_t): Move here from ipa-reference.h
1365 (node_duplication_hook_holder, node_removal_hook_holder): New.
1366 (get_reference_vars_info_from_cgraph): Rename to ...
1367 (get_reference_vars_info): ... this one, use cgraph uids.
1368 (get_local_reference_vars_info, get_global_reference_vars_info):
1369 Use cgraph instead of decl.
1370 (ipa_reference_get_read_local, ipa_reference_get_written_local):
1372 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
1373 ipa_reference_get_written_global,
1374 ipa_reference_get_not_written_global): Use cgraph argument.
1375 (check_call): Simplify avail check.
1376 (scan_stmt_for_static_refs): Update.
1377 (propagate_bits): Update.
1378 (merge_callee_local_info): Remove.
1379 (init_function_info): Use cgraph nodes.
1380 (clean_function_local_data): Break out from ...
1381 (clean_function): ... here.
1382 (copy_local_bitmap, copy_global_bitmap): New functions.
1383 (duplicate_node_data, remove_node_data): New functions.
1384 (generate_summary): Register hooks; use visibility instead of
1386 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
1387 * ipa-reference.h (ipa_reference_local_vars_info_d,
1388 ipa_reference_global_vars_info_d,
1389 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
1390 ipa_reference_vars_info_t): Move to ipa-reference.c
1391 (ipa_reference_get_read_local, ipa_reference_get_written_local):
1393 (ipa_reference_get_read_global, ipa_reference_get_written_global,
1394 ipa_reference_get_not_read_global,
1395 ipa_reference_get_not_written_global): Update prototype.
1396 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
1397 (init_state): Remove.
1398 (node_duplication_hook_holder, node_removal_hook_holder): New.
1399 (get_function_state, set_function_state): Use VECtor.
1400 (analyze_function): Check body availability.
1401 (add_new_function): Likewise.
1402 (duplicate_node_data, remove_node_data): New.
1403 (generate_summary): Register hooks; do not care about clones.
1404 (propafate): Do not care about clones; recursive functions are
1406 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
1407 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
1408 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
1410 * tree-flow.h (function_ann_d): Remove reference_vars_info.
1411 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
1412 Update call of ipa-reference accesors.
1414 2008-09-18 Simon Baldwin <simonb@google.com>
1416 * c-opts.c (c_common_handle_option): Add handling for
1417 -Wbuiltin-macro-redefined command line option.
1418 * c.opt: Added builtin-macro-redefined option.
1419 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
1422 2008-09-18 Richard Guenther <rguenther@suse.de>
1424 PR tree-optimization/37258
1425 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
1426 and signedness for integral types.
1427 (vn_phi_eq): Require compatible types.
1429 2008-09-18 Jakub Jelinek <jakub@redhat.com>
1432 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
1433 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
1435 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
1436 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
1437 ggc_free other TREE_LIST nodes from that chain.
1438 * function.c (instantiate_decls): Instantiate also DECL_RTL
1439 of vars in cfun->local_decls, free that list afterwards.
1441 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
1443 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
1444 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
1446 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
1448 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
1449 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
1451 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
1453 PR tree-optimization/37102
1454 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
1455 from a node. Check to see if another PHI is dead.
1456 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
1457 remove real PHIs which have no uses.
1458 (rewrite_out_of_ssa): Call eliminate_useless_phis.
1460 2008-09-18 Richard Guenther <rguenther@suse.de>
1463 * tree-cfg.c (remove_useless_stmts_1): Remove
1464 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
1466 2008-09-18 Nick Clifton <nickc@redhat.com>
1468 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
1469 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
1470 to frv_secondary_reload_class.
1471 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1472 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
1473 (frv_secondary_reload_class): Omit unused parameter.
1474 (frv_secondary_reload): New function. Handle the case when
1475 secondary_reload_class() is called before the reload_(in|out)
1476 _optabs have been initialised.
1477 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
1479 * config/frv/frv.md: Define an exclusion set between fr550_m0
1482 2008-09-18 Richard Guenther <rguenther@suse.de>
1484 PR tree-optimization/37456
1485 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
1486 want to insert after ends a BB insert on the single fallthru
1489 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
1491 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
1492 Mention -march=z9-109, z9-ec and z10.
1494 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
1496 PR rtl-optimization/37544
1497 * regrename.c (maybe_mode_change): Exit early when copy_mode
1498 is narrower than orig_mode and narrower than new_mode.
1500 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
1503 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
1505 * sched-rgn.c (ref_counts): Remove.
1506 (insn_referenced): New static variable.
1507 (INSN_REF_COUNT): Remove.
1508 (sched_run_compute_dependencies): Use insn_referenced instead of
1510 (add_branch_dependences): Likewise. Delete dead assignment.
1512 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
1514 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
1515 consumer is an asm. Add comment why this is important.
1516 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
1517 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
1519 2008-09-17 Joseph Myers <joseph@codesourcery.com>
1521 * expr.c (emit_group_store): Do not shift before moving via a
1524 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
1526 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
1527 from aggregate to non-aggregate type if the bit pattern is not fully
1528 preserved afterwards.
1530 2008-09-17 Richard Guenther <rguenther@suse.de>
1532 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
1533 (verify_gimple_assign): ... this. Split into ...
1534 (verify_gimple_assign_unary): ... this,
1535 (verify_gimple_assign_binary): ... that,
1536 (verify_gimple_assign_single): ... and this.
1537 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
1538 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
1539 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
1540 (verify_types_in_gimple_reference): Be forgiving with
1542 (verify_gimple_phi): Deal with virtual operands.
1544 * tree.def (PREDICT_EXPR): Change to tcc_expression.
1546 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
1548 * tree.c (get_callee_fndecl): Don't call the language hook.
1549 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
1550 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
1551 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
1553 2008-09-17 Jakub Jelinek <jakub@redhat.com>
1555 * tree.c (protected_set_expr_location): Don't unnecessarily
1556 check for error_mark_node.
1558 2008-09-17 Art Haas <ahaas@impactweather.com>
1560 * ipa-reference.c (analyze_function): Declare step only if
1561 ENABLE_CHECKING is defined.
1563 2008-09-17 Jan Hubicka <jh@suse.cz>
1566 * tree.h (DECL_INLINE): remove.
1567 (DECL_DECLARED_INLINE_P): Update docs.
1568 (DECL_NO_INLINE_WARNING_P): new.
1569 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
1570 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
1572 2008-09-17 Jakub Jelinek <jakub@redhat.com>
1573 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1576 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
1579 2008-09-17 Jan Hubicka <jh@suse.cz>
1581 * ipa-reference.c (ipa_obstack): Remove.
1582 (local_info_obstack, global_info_obstack): New.
1583 (add_static_var): We now handle variables only.
1584 (mark_address_taken, mark_load, mark_store): New functions based on ...
1585 (check_operand): ... remove.
1586 (get_asm_stmt_operands): Rename to ...
1587 (check_asm_memory_clobber): ... this. Look only for memory clobber.
1588 (scan_stmt_for_static_refs): Rewrite.
1589 (scan_op_for_static_refs): Rename to ...
1590 (scan_initializer_for_static_refs): do not look for VAR_DECL
1591 initializers; stop recursion on types and decls.
1592 (ipa_init): Use proper obstacks.
1593 (analyze_variable): Use scan_initializer_for_static_refs.
1594 (init_function_info): Use local obstack.
1595 (analyze_function): Simplify.
1596 (add_new_function): We don't need visited_nodes obstack.
1597 (generate_summary): Use proper obstacks; cleanup after propagation.
1599 2008-09-17 Richard Guenther <rguenther@suse.de>
1602 PR tree-optimization/37491
1603 * alias.c (get_alias_set): Use the canonical type.
1604 * tree-vect-transform.c (vectorizable_store): Use the type of
1605 the lhs for the vector type. Adjust checking.
1606 (vectorizable_load): Adjust checking.
1608 2008-09-16 Jakub Jelinek <jakub@redhat.com>
1609 Adam Nemet <anemet@caviumnetworks.com>
1611 PR rtl-optimization/37483
1612 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
1613 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
1614 Rearrange code to better match the original comment. Check
1615 t_unconditional first. Improve comment.
1617 2008-09-16 Jakub Jelinek <jakub@redhat.com>
1620 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
1621 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
1624 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
1625 GIMPLE_TRY if cleanup sequence is empty.
1627 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
1630 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
1631 eliminate IV if the cost are the same.
1633 2008-09-16 Richard Guenther <rguenther@suse.de>
1636 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
1639 2008-09-16 Richard Guenther <rguenther@suse.de>
1641 PR tree-optimization/37508
1642 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
1644 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
1646 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
1648 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1650 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
1651 use gen_floatdidf2 directly.
1652 (floatunssidf2): Likewise.
1653 (floatsidf_ppc64_mfpgpr): Remove.
1654 (floatsidf_ppc64): Remove.
1655 (floatunssidf_ppc64): Remove.
1657 2008-09-15 Jakub Jelinek <jakub@redhat.com>
1659 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
1660 rather than update_cost_queue.
1662 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
1663 in every call starting with the second one, instead of only when
1664 alias_bitmap_obstack.elements != NULL.
1666 * tree-predcom.c (filter_suitable_components): Free all refs in
1667 act->refs vector before calling release_component.
1668 (add_ref_to_chain): Free ref if not adding it to chain->refs.
1670 * tree-data-ref.c (free_subscripts): Free all subscript objects.
1672 * tree-loop-linear.c (linear_transform_loops): Initialize
1673 lambda_obstack only after calling perfect_loop_nest_depth.
1674 Goto free_and_continue instead of just continue for later failures.
1677 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
1680 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
1682 2008-09-14 Andreas Schwab <schwab@suse.de>
1684 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
1686 2008-09-14 Jan Hubicka <jh@suse.cz>
1688 * invoke.texi (-fconserve-stack): Document.
1689 * opts.c (decode_options): Handle conserve_stack.
1690 * common.opt (fconvserve_stack): New.
1692 2008-09-14 David Edelsohn <edelsohn@gnu.org>
1694 * config.host: Add x-aix to host_xmake_file.
1695 * config/rs6000/t-aix52: Do not override LDFLAGS.
1696 * config/rs6000/x-aix: New file.
1698 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
1704 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
1705 is not recognized as a valid register usage. Allow REG_X to be used
1707 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
1708 forces a reload when using a base register.
1710 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
1712 * config/i386/cygming-crtend.c (register_frame_ctor): If
1713 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
1714 directly with atexit.
1715 (deregister_frame_ctor): Rename to ...
1716 (deregister_frame_dtor): Use to call __gcc_deregister_frame
1717 if !DEFAULT_USE_CXA_ATEXIT.
1719 2008-09-13 Jan Hubicka <jh@suse.cz>
1721 * cgraph.c: Include value-prof.h
1722 * Makefile.in (cgraph.o): Add value-prof.h dependency.
1724 2008-09-13 Jan Hubicka <jh@suse.cz>
1727 * tree-profile.c (add_abnormal_goto_call_edges): New function.
1728 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
1729 tree_gen_one_value_profiler, tree_gen_average_profiler,
1730 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
1732 2008-09-13 Jan Hubicka <jh@suse.cz>
1734 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
1735 too many bytes on misalligned blocks.
1737 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1739 * doc/cfg.texi: Fix some typos.
1740 * doc/extend.texi: Likewise.
1741 * doc/install.texi: Likewise.
1742 * doc/invoke.texi: Likewise.
1743 * doc/rtl.texi: Likewise.
1744 * doc/tree-ssa.texi: Likewise.
1746 2008-09-13 Richard Guenther <rguenther@suse.de>
1749 * tree-nested.c (finalize_nesting_tree_1): Generate valid
1750 gimple stores for memory rhs.
1752 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
1754 PR rtl-optimization/37489
1755 * cse.c (fold_rtx): Don't return const_true_rtx for float
1756 compare if FLOAT_STORE_FLAG_VALUE is undefined.
1758 2008-09-13 Jan Hubicka <jh@suse.cz>
1760 PR tree-optimization/37392
1761 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
1763 2008-09-13 Martin Jambor <mjambor@suse.cz>
1764 Jan Hubicka <jh@suse.cz>
1766 * cgraph.c (free_edges): New variable.
1767 (NEXT_FREE_EDGE): New macro.
1768 (cgraph_free_edge): New function.
1769 (cgraph_remove_edge): Call cgraph_remove_edge_1.
1770 (cgraph_node_remove_callees): Likewise.
1771 (cgraph_node_remove_callers): Likewise.
1772 (cgraph_create_edge): Reuse edges from the free list. Do not
1773 update uid if doing so.
1774 (cgraph_remove_*_hook): Add free call.
1776 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
1778 * ira-color.c (conflict_allocno_vec): Delete.
1779 (update_cost_queue_elem): New structure.
1780 (update_cost_queue): New variable.
1781 (update_cost_queue_tail): Likewise.
1782 (update_cost_queue_elems): Likewise.
1783 (allocno_update_cost_check): Delete.
1784 (initiate_cost_update): Allocate update_cost_queue_elems
1785 instead of allocno_update_cost_check.
1786 (finish_cost_update): Update the free()s accordingly.
1787 (start_update_cost): New function.
1788 (queue_update_cost): Likewise.
1789 (get_next_update_cost): Likewise.
1790 (update_copy_costs_1): Inline into...
1791 (update_copy_costs): ...here. Use a queue instead of recursive calls.
1792 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
1793 once we've established they are equal. Don't allocate update
1794 costs if there is nothing to add to them.
1795 (update_conflict_hard_regno_costs): Remove ALLOCNO and
1796 DIVISOR arguments. Use a queue instead of recursive calls;
1797 process all the allocnos in the initial queue, rather than
1799 (assign_hard_reg): Use queue_update_cost instead of
1800 conflict_allocno_vec. Queue coalesced allocnos instead
1801 of calling update_conflict_hard_regno_costs for each one.
1802 Just call update_conflict_hard_regno_costs once for the
1804 (ira_color): Remove conflict_allocno_vec handling.
1806 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
1808 PR tree-optimization/37484
1809 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
1810 (save_var_name): Same.
1811 (initialize_cloog_names): Same.
1812 (initialize_cloog_names): Same.
1814 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
1816 * tree-scalar-evolution.c (set_instantiated_value): Set
1819 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
1823 * ira-build.c (common_loop_tree_node_dominator): Remove.
1824 (copy_live_ranges_to_removed_store_destinations): New function.
1825 (regno_top_level_allocno_map): Move to top level from ...
1826 (ira_flattening): ... here. Use
1827 copy_live_ranges_to_removed_store_destinations.
1829 * ira-emit.c (generate_edge_moves): Fix a comment.
1831 2008-09-12 Anatoly Sokolov <aesok@post.ru>
1834 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
1835 scratch register after 'set' pattern.
1837 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1839 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
1840 information passed to mark_reg_pointer.
1841 * explow.c (force_reg): Likewise.
1843 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1845 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
1846 when building for the celledp architecture.
1848 2008-09-12 Richard Guenther <rguenther@suse.de>
1850 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
1852 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
1854 PR rtl-optimization/37424
1855 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
1856 the regnos instead of the addresses.
1858 2008-09-11 Janis Johnson <janis187@us.ibm.com>
1860 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
1862 2008-09-11 Richard Guenther <rguenther@suse.de>
1864 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
1865 entering the weaker equivalence recording.
1867 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
1869 2008-09-11 Jeff Law <law@redhat.com>
1871 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
1872 by assign_stack_local on the IRA path for stack slot sharing
1873 as well as the non-IRA path.
1875 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
1877 * config/i386/i386.h: Fix whitespace issues.
1879 2008-09-11 Martin Jambor <mjambor@suse.cz>
1881 * ipa-prop.h (struct ipa_param_flags): Removed.
1882 (struct ipa_param_descriptor): New structure.
1883 (struct ipa_node_params): ipcp_lattices, param_decls and
1884 param_flags moved to ipa_param_description.
1885 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
1886 descriptors. Renamed all users.
1887 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
1888 changed to access descriptors. Renamed all users.
1889 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
1890 to access descriptors. Renamed all users.
1891 * ipa-cp.c (ipcp_init_cloned_node): Call
1892 ipa_initialize_node_params instead of ipa_count_formal_params and
1893 ipa_create_param_decls_array.
1894 (ipcp_analyze_node): Likewise.
1895 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
1896 descriptors. Renamed all users.
1897 (ipcp_initialize_node_lattices): Remove allocation.
1898 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
1899 ipa_initialize_node_params instead of ipa_count_formal_params and
1900 ipa_create_param_decls_array.
1901 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
1902 ipa_populate_param_decls, made static, added parameter info,
1903 renamed mt to node, removed allocation, changed to use
1905 (ipa_count_formal_params): Made static, added parameter info,
1907 (ipa_initialize_node_params): New function.
1908 (ipa_check_stmt_modifications): Changed to use descriptors.
1909 (ipa_detect_param_modifications): Removed allocation, changed to
1911 (ipa_note_param_call): Changed to use descriptors.
1912 (ipa_analyze_params_uses): Removed allocation.
1913 (ipa_free_node_params_substructures): Changed to use descriptors.
1914 (ipa_edge_duplication_hook): Use the unused attribute.
1915 (ipa_node_duplication_hook): Use the unused attribute, changed to
1916 use descriptors, changed to duplicate descriptors.
1918 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
1919 changed all callers. Call ipa_propagate_indirect_call_infos if doing
1920 indirect inlining. Made static.
1921 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
1922 functions called only once.
1923 (cgraph_decide_recursive_inlining): Don't call
1924 ipa_propagate_indirect_call_infos, pass new_edges to
1925 cgraph_mark_inline_edge instead.
1926 (cgraph_decide_inlining_of_small_functions): Don't call
1927 ipa_propagate_indirect_call_infos, pass new_edges to
1928 cgraph_mark_inline_edge instead.
1929 (cgraph_decide_inlining): Don't call
1930 ipa_propagate_indirect_call_infos.
1931 * ipa-prop.c: Check that vectors are allocated.
1933 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
1934 iff a new cgraph edges have been created.
1935 (cgraph_decide_inlining): New variable redo_always_inline.
1936 Flattening and always_inlining loop until callgraph stabilizes.
1937 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
1938 true iff new cgraph edges have been created.
1939 (propagate_info_to_inlined_callees): Likewise.
1940 (ipa_propagate_indirect_call_infos): Likewise.
1942 2008-09-11 Richard Guenther <rguenther@suse.de>
1944 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
1945 (set_prologue_iterations): Likewise.
1946 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
1948 (vect_update_init_of_dr): Likewise.
1949 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
1951 * fold-const.c (fold_unary): Do not generate calculations
1954 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
1956 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
1957 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
1958 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
1960 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
1962 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
1963 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
1964 before finalizing the changes.
1965 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
1967 (simplify_truth_ops_using_ranges): New.
1968 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
1969 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
1970 whether a simplification was made.
1971 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
1972 use a switch statement and also call simplify_truth_ops_using_ranges.
1974 2008-09-11 Jan Hubicka <jh@suse.cz>
1976 * ggc-common.c (loc_array): Make static.
1977 * dce.c (rest_of_handle_ud_dce): Free worklist.
1979 2008-09-11 Jan Hubicka <jh@suse.cz>
1981 * cgraph.c (cgraph_release_function_body): Plug memory leak on
1982 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
1983 function so we are sure we do not dangle it forever.
1984 * function.c (outer_function_chain, find_function_data): Remove.
1985 (function_context_stack): New.
1986 (push_function_context, pop_function_context): Update.
1987 * function.h (struct function): Remove pointer outer.
1988 (outer_function_chain, find_function_data): Remove.
1989 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
1991 2008-09-11 Jan Hubicka <jh@suse.cz>
1994 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
1996 2008-09-11 Jan Hubicka <jh@suse.cz>
1998 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
2000 2008-09-11 Jan Hubicka <jh@suse.cz>
2002 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
2003 (free_var_map_entry): New function.
2004 (redirect_edge_var_map_destroy): Use it.
2006 2008-09-11 Jan Hubicka <jh@suse.cz>
2009 * tree-inline.c (add_lexical_block): Replace with ...
2010 (prepend_lexical_block): ... prepend at begginig.
2011 (remap_blocks): Use it and reverse later.
2012 (expand_call_inline): Use prepend_lexical_block.
2014 2008-09-11 Jan Hubicka <jh@suse.cz>
2016 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
2018 2008-09-11 Jan Hubicka <jh@suse.cz>
2020 * function.c (free_after_compilation): Call insn_locators_free.
2021 * cfglayout.c (insn_locators_free): New function.
2022 * rtl.h (insn_locators_free): Declare.
2024 2008-09-11 Jan Hubicka <jh@suse.cz>
2026 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
2028 (cond_move_process_if_block): Update call.
2030 2008-09-11 Jan Hubicka <jh@suse.cz>
2032 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
2033 * vec.c: Include hashtab.h
2034 (vec_descriptor, ptr_hash_entry): New structures.
2035 (vec_desc_hash, vec_ptr_map): New static variables.
2036 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
2037 register_overhead, free_overhead, vec_heap_free): New functions.
2038 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
2039 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
2040 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
2043 2008-09-11 Ira Rosen <irar@il.ibm.com>
2045 PR tree-optimization/37474
2046 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
2047 length of load permutation.
2049 2008-09-11 Andreas Schwab <schwab@suse.de>
2051 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
2053 2008-09-11 Jakub Jelinek <jakub@redhat.com>
2056 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
2057 * dse.c (find_shift_sequence): Use extract_low_bits instead of
2058 simplify_gen_subreg.
2060 2008-09-11 Ira Rosen <irar@il.ibm.com>
2062 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
2065 2008-09-10 Jakub Jelinek <jakub@redhat.com>
2068 * gimplify.c (gimplify_body): Call default_rtl_profile.
2071 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
2072 instead of tok->val.node if not expanding to something else. Handle
2073 intervening CPP_PADDING tokens.
2074 (altivec_categorize_keyword): Remove unneeded comparisons.
2076 2008-09-10 Richard Guenther <rguenther@suse.de>
2078 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
2080 2008-09-10 Richard Guenther <rguenther@suse.de>
2083 * tree-inline.c (insert_init_stmt): Make sure to not
2084 insert invalid gimple stores.
2086 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
2088 PR tree-optimization/37388
2089 * toplev.c (process_options): Fail and warn when graphite
2090 flags are used, but the compiler has not been configured
2091 with graphite libraries.
2092 * graphite.c (graphite_transform_loops): Remove printfs
2093 to dump_file for the case when graphite is not available.
2095 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
2098 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
2099 the even element into register.
2100 (ix86_expand_vector_init_general): Don't use
2101 ix86_expand_vector_init_interleave on V16QImode and V8HImode
2102 if we can't move from GPR to SSE register directly.
2104 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
2106 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
2107 not lose track of the number of NOPs needed. Number of NOPs needed
2108 for sync vs. loads workaround was switched; corrected. Run second
2109 pass for all workarounds. No NOPs needed after call insns. Change
2110 second pass to use find_next_insn_start and find_load helpers in order
2111 to properly detect parallel insns.
2112 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
2114 2008-09-10 Jan Hubicka <jh@suse.cz>
2116 * value-prof.c (gimple_ic): Fix tuplification bug.
2117 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
2120 2008-09-10 Jakub Jelinek <jakub@redhat.com>
2122 PR tree-optimization/37353
2123 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
2124 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
2125 calls instead of cond_dead_built_in_calls.
2126 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
2127 initalize the vector only before adding first entry. Use VEC_safe_push
2128 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
2129 shrink_wrap_conditional_dead_built_in_calls call.
2131 2008-09-10 Ira Rosen <irar@il.ibm.com>
2133 PR tree-optimization/37385
2134 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
2135 argument, and use it as a vector type if not NULL.
2136 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
2138 (vect_setup_realignment): Call vect_create_data_ref_ptr with
2139 additional argument.
2140 (vectorizable_load): Likewise.
2142 2008-09-10 Jakub Jelinek <jakub@redhat.com>
2144 * config/i386/i386.md (SWI32): New mode iterator.
2145 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
2148 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
2150 PR rtl-optimization/37435
2151 * caller-save.c (insert_restore, insert_save): Check the mode by
2154 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2157 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
2159 (dw2_output_indirect_constant_1): Use unstripped name in symbol
2162 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
2164 * doc/invoke.texi (ARM Options): Correct errors in discussion
2165 of -mfloat-abi, -mhard-float, and -msoft-float.
2167 2008-09-09 Jakub Jelinek <jakub@redhat.com>
2168 Jan Hubicka <jh@suse.cz>
2171 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
2172 calling gimple_regimplify_operands on it. Iterate over all newly
2173 added statements, not just the last one.
2174 (insert_init_stmt): Insert stmt into seq first, then call
2175 gimple_regimplify_operands on it. Don't create new gimplification
2176 context, nor find referenced vars.
2178 2008-09-09 Jakub Jelinek <jakub@redhat.com>
2181 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
2182 to pointer to vector pointer.
2183 * ipa-prop.c (ipa_propagate_indirect_call_infos,
2184 propagate_info_to_inlined_callees): Likewise.
2185 (update_call_notes_after_inlining): Likewise. Push new indirect edge
2186 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
2187 ipa_check_create_edge_args.
2188 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
2189 argument to pointer to vector pointer.
2190 (cgraph_decide_inlining_of_small_function): Adjust
2191 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
2195 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
2196 optimizing for size, not speed.
2198 PR rtl-optimization/37408
2199 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
2200 if parm is promoted.
2202 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
2204 PR tree-optimization/37375
2205 * tree-scalar-evolution.c (scev_info_str): Add field
2207 (new_scev_info_str, eq_scev_info, find_var_scev_info,
2208 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
2209 set_instantiated_value): Pass instantiated_below.
2210 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
2212 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
2213 the definitions are not instantiated.
2215 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
2216 (block_before_loop): New.
2217 * tree-data-ref.c (dr_analyze_indices): Update uses of
2219 * graphite.c (block_before_scop): New.
2220 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
2221 basic block, not a loop for determining the parameters.
2222 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
2224 (idx_record_params, find_params_in_bb, find_scop_parameters,
2225 build_loop_iteration_domains, add_conditions_to_domain): Update calls
2226 to instantiate_scev.
2228 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
2230 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
2234 * ira-build.c (ira_create_allocno): Setup frequency to 0.
2236 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
2237 Check zero freq and increase if necessary.
2239 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
2241 * ira-conflicts.c (process_regs_for_copy): Check that the hard
2242 regno is in the right range. Add comments.
2244 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2246 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
2248 * mips-tfile.c (copy_object): Cast alloca result to int *.
2249 * mips-tdump.c (print_symbol): Cast xmalloc return values to
2251 Rename class to sclass.
2252 (read_tfile): Cast read_seek return values to proper types.
2253 Cast xcalloc return value to proper type.
2255 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2257 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
2258 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
2259 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
2261 2008-09-09 Jan Hubicka <jh@suse.cz>
2263 * profile.c (is_edge_inconsistent): Add debug output; ignore
2264 negative count on fake edges.
2265 (is_inconsistent): Add debug output.
2267 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
2269 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
2271 (choose_ready): When first insn is chosen from the ready list, also
2274 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
2276 PR rtl-optimization/37360
2277 * haifa-sched.c (max_issue): Do not assert that we never issue more
2278 insns than issue_rate. Add comment.
2280 2008-09-09 Richard Guenther <rguenther@suse.de>
2282 * tree-cfg.c (verify_types_in_gimple_op): Remove.
2283 (verify_types_in_gimple_call): Rename to ...
2284 (verify_gimple_call): ... this. Enhance.
2285 (verify_types_in_gimple_cond): Remove.
2286 (verify_gimple_comparison): New function ...
2287 (verify_types_in_gimple_assign): ... split out from here.
2288 (verify_types_in_gimple_return): Rename to ...
2289 (verify_gimple_return): ... this. Enhance.
2290 (verify_types_in_gimple_switch): Rename to ...
2291 (verify_gimple_switch): ... this. Enhance.
2292 (verify_gimple_goto): New function.
2293 (verify_types_in_gimple_phi): Rename to ...
2294 (verify_gimple_phi): ... this. Enhance.
2295 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
2296 Fold in single-statement cases from verify_types_in_gimple_seq_2.
2297 (verify_types_in_gimple_seq_2): Remove cases handled in
2298 verify_types_in_gimple_stmt.
2300 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
2302 * config/bfin/bfin.c (n_regs_to_save): New static variable.
2303 (push_multiple_operation, pop_multiple_operation): Set it.
2304 (workaround_rts_anomaly): New function.
2305 (workaround_speculation): New function, broken out of bfin_reorg.
2306 (bfin_reorg): Call the new functions.
2308 2008-09-09 Richard Guenther <rguenther@suse.de>
2312 * gimplify.c (gimplify_conversion): Change conversions of
2313 non-register type to VIEW_CONVERT_EXPRs.
2314 (gimplify_addr_expr): If we need to make the operand
2315 addressable make sure to use a properly initialized
2316 temporary for that so it gets a valid gimple store.
2318 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
2320 * function.h (struct function): Add function_start_locus.
2321 * cfgexpand.c (gimple_expand_cfg): Use it.
2322 * c-parser.c (c_parser_declaration_or_fndef): Set it.
2324 2008-09-09 Richard Guenther <rguenther@suse.de>
2326 PR tree-optimization/37433
2327 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
2330 2008-09-09 Richard Guenther <rguenther@suse.de>
2332 PR tree-optimization/37387
2333 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
2334 and bits to a common type.
2336 2008-09-09 Nick Clifton <nickc@redhat.com>
2338 * config/v850/v850.md (return): Restore frame size restriction.
2340 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
2342 * c-common.c (c_expand_decl): Remove.
2343 * c-common.h (anon_aggr_type_p): Remove prototype.
2344 (DECL_ANON_UNION_ELEMS): Remove.
2345 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
2346 * c-decl.c (anon_aggr_type_p): Remove.
2347 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
2348 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
2349 * langhooks.h (struct lang_hooks): Remove expand_decl.
2350 * langhooks.c (lhd_expand_decl): Remove.
2351 * stmt.c (expand_anon_union_decl): Remove.
2352 * tree.h (expand_anon_union_decl): Remove prototype.
2354 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
2357 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
2359 * config/avr/avr.md (QISI) : Define mode iterator.
2360 (negated_tst<mode>) : Redefine as split using mode macro.
2361 (reversed_tstqi): Define insn as reversed compare with zero.
2362 (reversed_tsthi): Ditto.
2363 (reversed_tstsi): Ditto.
2365 2008-09-08 Jakub Jelinek <jakub@redhat.com>
2368 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
2369 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
2372 * predict.c (optimize_function_for_size_p): Don't segfault if
2374 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
2375 tree_swap_operands_p): Don't test cfun != NULL before calling
2376 optimize_function_for_s*_p.
2378 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
2380 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
2383 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
2385 * crx/crx.h (IRA_COVER_CLASSES): Define.
2387 2008-09-08 Jakub Jelinek <jakub@redhat.com>
2390 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
2391 even when a stmt has been gimple_modified_p, but after fold_stmt is
2392 not any longer. Remove unneeded may_have_exposed_new_symbols
2395 2008-09-08 Richard Guenther <rguenther@suse.de>
2397 PR tree-optimization/37421
2398 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
2401 2008-09-08 Jakub Jelinek <jakub@redhat.com>
2404 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
2406 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2409 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
2410 * pa-hpux10.h (LINK_SPEC): Likewise.
2411 * pa-hpux11.h (LINK_SPEC): Likewise.
2413 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2415 * pa32-regs.h (IRA_COVER_CLASSES): Define.
2416 * pa64-regs.h (IRA_COVER_CLASSES): Define.
2418 2008-09-07 Helge Deller <deller@gmx.de>
2420 * pa/linux-atomic.c: New file.
2421 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
2422 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
2424 2008-09-07 Richard Guenther <rguenther@suse.de>
2425 Ira Rosen <irar@il.ibm.com>
2427 PR tree-optimization/36630
2428 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
2429 Call STRIP_NOPS before calling evolution_part_in_loop_num.
2431 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
2432 Ira Rosen <irar@il.ibm.com>
2434 PR tree-optimization/35642
2435 * config/rs6000/altivec.md (mulv8hi3): Implement.
2437 2008-09-06 Jeff Law <law@redhat.com>
2439 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
2441 2008-09-06 Jan Hubicka <jh@suse.cz>
2443 PR tree-optimization/14703
2444 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
2446 * passes.c (init_optimization_passes): Recompute inline parameters.
2448 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
2450 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
2453 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
2454 Peter Fuerst <post@pfrst.de>
2456 * doc/invoke.texi: Document -mr10k-cache-barrier=.
2457 * doc/extend.texi: Document __builtin_mips_cache.
2458 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
2459 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
2460 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
2461 __GCC_HAVE_BUILTIN_MIPS_CACHE.
2462 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
2463 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
2464 (set_push_mips_isas): New variable.
2465 (mips_r10k_cache_barrier): New variable.
2466 (cache): New availability predicate.
2467 (mips_builtins): Add an entry for __builtin_mips_cache.
2468 (mips_build_cvpointer_type): New function.
2469 (MIPS_ATYPE_CVPOINTER): New macro.
2470 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
2472 (r10k_simplified_address_p, r10k_simplify_address)
2473 (r10k_uncached_address_p, r10k_safe_address_p)
2474 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
2475 (r10k_needs_protection_p_call, r10k_needs_protection_p)
2476 (r10k_insert_cache_barriers): New functions.
2477 (mips_reorg_process_insns): Delete cache barriers after a
2478 branch-likely instruction.
2479 (mips_reorg): Call r10k_insert_cache_barriers.
2480 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
2481 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
2482 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
2483 (mips_cache, r10k_cache_barrier): New define_insns.
2485 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
2487 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
2488 * ira-color.c (setup_allocno_left_conflicts_num): Use
2489 hard_reg_set_equal_p instead of a comparison with
2490 ira_zero_hard_reg_set.
2491 * ira.c (setup_reg_subclasses): Likewise.
2492 (setup_cover_and_important_classes): Likewise.
2493 (setup_class_translate): Likewise.
2494 (setup_reg_class_intersect_union): Likewise.
2495 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
2496 (ira_init_once): Don't initialize them.
2498 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
2500 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
2502 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
2504 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
2506 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2508 Improved branch hints, safe hints, and scheduling.
2510 * haifa-sched.c (sched_emit_insn) : Define.
2511 * sched-int.h (sched_emit_insn) : Add prototype.
2512 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
2513 -mhint-max-distance -msafe-hints) : Document.
2514 * config/spu/spu.c (spu_flag_var_tracking): New.
2515 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
2516 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
2517 TARGET_ASM_FILE_START): Define.
2518 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
2519 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
2520 (spu_emit_branch_hint): Add blocks argument.
2521 (insert_branch_hints, insert_nops): Remove.
2522 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
2523 uses_ls_unit, spu_sched_init_global, spu_sched_init,
2524 spu_sched_reorder, asm_file_start): New functions.
2525 (clock_var, spu_sched_length, pipe0_clock,
2526 pipe1_clock, prev_clock_var, prev_priority,
2527 spu_ls_first, prev_ls_clock): New static variables.
2528 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
2529 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
2530 (nopn_nv): Add a non-volatile version of nop.
2531 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
2532 -mhint-max-distance, -msafe-hints): New options.
2534 2008-09-05 Janis Johnson <janis187@us.ibm.com>
2535 Samuel Tardieu <sam@rfc1149.net>
2537 * opts.c (decode_options): Combine nested if statements.
2540 * opts.c (decode_options): Handle more relationships among
2541 unit-at-a-time, toplevel-reorder, and section-anchors.
2543 2008-09-05 David Daney <ddaney@avtrex.com>
2545 * doc/install.texi (--enable-reduced-reflection): Document new option.
2547 2008-09-05 Bob Wilson <bob.wilson@acm.org>
2549 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
2551 (constantpool_operand): New.
2552 (move_operand): Disallow sub-word modes for the constant pool.
2553 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
2554 (xtensa_secondary_reload_class): Replace with....
2555 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
2556 Set icode for sub-word reloads from the constant pool.
2557 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
2558 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
2559 * config/xtensa/xtensa.md (reload<mode>_literal): New.
2560 * config/xtensa/xtensa-protos.h: Update prototypes.
2562 2008-09-05 Joseph Myers <joseph@codesourcery.com>
2564 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
2565 (REG_CLASS_NAMES): Update.
2566 (REG_CLASS_CONTENTS): Update.
2567 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
2568 of ALL_REGS for regs 77 and 78.
2569 * function.c (instantiate_virtual_regs_in_insn): Assert that
2570 return value of simplify_gen_subreg is not NULL.
2572 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
2574 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
2575 (gen_rtvec_v): Fix coding standards.
2577 2008-09-04 Jan Hubicka <jh@suse.cz>
2579 * i386.c (decide_alg): Be more conservative about optimizing for size.
2581 2008-09-04 Ian Lance Taylor <iant@google.com>
2583 * varasm.c (narrowing_initializer_constant_valid_p): New
2585 (initializer_constant_valid_p): Call it.
2587 2008-09-04 Jeff Law <law@redhat.com>
2589 * fold-const.c (native_encode_real): Fix computation of WORDS.
2590 (native_interpret_real): Likewise.
2592 2008-09-04 Janis Johnson <janis187@us.ibm.com>
2594 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
2596 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
2598 * ira-conflicts.c (process_regs_for_copy): Check insn to check
2599 that the cost is already taken into account in ira-costs.c
2601 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
2603 * ira-build.c (print_copy, print_copies, ira_debug_copy,
2604 ira_debug_copies): New.
2605 (ira_bulid): Call print_copies.
2607 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
2609 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
2612 * config/rs6000/rs6000.c (optimization_options): Remove check of
2613 flag_toplevel_order.
2615 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2617 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
2618 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
2619 second operand is a reg_imm10_operand.
2620 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
2621 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
2622 (*seq_<GPR:mode><GPR2:mode>): Rename to
2623 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
2625 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
2626 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
2628 (*sne_<GPR:mode><GPR2:mode>): Rename to
2629 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
2632 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2634 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
2635 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
2636 combining an arithmetic right shift by more than 31 and a
2637 trunction. Don't match for out-of-range shift amounts. Set
2638 attribute mode to <MODE>.
2639 (*lshr32_trunc<mode>): Name the pattern combining a logical right
2640 shift by 32 and and a truncation. Set attribute mode to <MODE>.
2641 (*<optab>_trunc<mode>_exts): New pattern for truncated right
2642 shifts by less than 32.
2643 (extv): Change predicate on first operand to accept registers.
2644 Change predicate of the other operands from immediate_operand to
2645 const_int_operand. Expand exts when source is a register.
2646 (extzv): Change predicate of the constant operands from
2647 immediate_operand to const_int_operand.
2648 (extzv<mode>): Change predicate of the constant operands from
2649 immediate_operand to const_int_operand and no constraint. Also
2651 (*extzv_trunc<mode>_exts): New pattern.
2653 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2655 * config/mips/mips.h (ISA_HAS_CINS): New macro.
2656 * config/mips/mips-protos.h (mask_low_and_shift_p,
2657 mask_low_and_shift_len): Declare.
2658 * config/mips/mips.c (mask_low_and_shift_p,
2659 mask_low_and_shift_len): New functions.
2660 (mips_print_operand): Handle new operand prefix "m".
2661 * config/mips/mips.md (*cins<mode>): New pattern.
2663 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
2665 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
2666 optimizing for size.
2668 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
2670 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
2671 regardless of epilogue_completed.
2673 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
2676 * ira-lives.c (process_bb_node_lives): Check setjmp.
2678 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
2681 * ira-build.c (form_loop_tree): Reverse BB walk.
2682 (create_bb_allocnos): Likewise.
2683 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
2684 (mark_reg_store): Rename to...
2685 (mark_ref_live): ...this and take a df_ref argument instead of
2686 note_stores arguments. Assert that we have a register.
2687 (mark_reg_clobber): Delete.
2688 (def_conflicts_with_inputs_p): New function.
2689 (mark_reg_conflicts): Delete.
2690 (mark_reg_death): Rename to...
2691 (mark_ref_dead): ...this and take a df_ref argument instead of
2692 a register. Assert that we have a register.
2693 (process_bb_node_lives): Hoist frequency calculation out of
2694 instruction walk. Convert from a forwards scan to a backwards scan.
2695 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
2696 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
2697 (create_allocno_live_ranges): Don't create regs_set.
2699 2008-09-04 Ian Lance Taylor <iant@google.com>
2701 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
2702 or REG_LABEL_TARGET.
2703 * calls.c (emit_library_call_value_1): Use MEM_P rather than
2704 comparing MODE with MEM.
2705 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
2706 comparing with GF_PREDICT_TAKEN.
2707 (gimple_get_lhs): Change code to enum gimple_code.
2708 (gimple_set_lhs): Likewise.
2709 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
2710 * omp-low.c (find_omp_clause): Change kind parameter to enum
2712 * tree-flow.h (find_omp_clause): Update declaration.
2713 * regrename.c (clear_dead_regs): Change kind parameter to enum
2715 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
2717 * see.c (see_get_extension_data): Change return type to enum
2718 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
2719 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
2720 (see_gen_normalized_extension): Change extension_code parameter to
2722 (see_seek_pre_extension_expr): Change extension_code to enum
2724 (see_merge_one_def_extension): Likewise.
2725 (see_handle_relevant_defs): Likewise.
2726 (see_handle_relevant_uses): Likewise.
2727 (see_analyze_one_def): Likewise.
2728 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
2729 GIMPLE_ASM rather than ASM_EXPR.
2730 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
2731 GIMPLE_RETURN rather than RETURN_EXPR.
2732 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
2733 (evaluate_stmt): Likewise.
2734 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
2735 to enum vect_relevant.
2736 (vect_mark_stmts_to_be_vectorized): Change assertion to not
2737 compare gimple codes with tree codes.
2739 2008-09-04 Paul Brook <paul@codesourcery.com>
2741 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
2743 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
2745 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
2746 pointer check lost in the recent no-unit-at-a-time patch.
2748 2008-09-04 Jan Hubicka <jh@suse.cz>
2751 * tree-switch-conversion.c (check_final_bb): Accept only IP
2754 2008-09-04 Jan Hubicka <jh@suse.cz>
2756 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
2758 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
2759 using_ranges argument.
2760 (vrp_evaluate_conditional): Avoid bogus warning for type range.
2761 (vrp_visit_cond_stmt): Update call of
2762 vrp_evaluate_conditional_warnv_with_ops
2764 2008-09-04 Jan Hubicka <jh@suse.cz>
2766 PR tree-optimization/37345
2767 PR tree-optimization/37358
2768 PR tree-optimization/37357
2769 * tree.c (build_function_type_skip_args): Build distinct type copy;
2771 (build_function_decl_skip_args): Set type of new decl not orig decl;
2772 clear DECL_VINDEX for methods turned into functions.
2774 2008-09-04 Nick Clifton <nickc@redhat.com>
2776 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
2777 * configure: Regenerate.
2778 * config.in: Regenerate.
2779 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
2780 alignment field, if it is supported.
2782 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
2784 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
2787 2008-09-03 David Edelsohn <edelsohn@gnu.org>
2789 * config/rs6000/rs6000.c (processor_target_table): Do not
2790 enable VMX for POWER6.
2792 2008-09-03 Anton Blanchard <anton@samba.org>
2794 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
2795 emit memory barrier before operation.
2797 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
2800 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
2801 default_elf_asm_output_external.
2803 2008-09-03 Jeff Law <law@redhat.com>
2805 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
2807 2008-09-03 Richard Henderson <rth@redhat.com>
2809 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
2810 memory barrier to below the test-and-set.
2811 (alpha_split_lock_test_and_set_12): Likewise.
2813 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2817 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
2820 * ira-color.c (print_loop_title): Use all_allocnos.
2821 (color_pass): Ditto. Don't add border_allocnos. Check that
2822 subloop allocno in the correspdoning bitmap all_allocnos.
2824 * ira-emit.c (change_loop): Use all_allocnos.
2826 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
2827 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
2828 (create_cap_allocno): Remove setting mentioned_allocnos.
2829 (create_insn_allocnos): Ditto.
2830 (remove_unnecessary_allocnos): Use all_allocnos.
2831 (check_allocno_creation): Check that allocnos are in the
2832 corresponding bitmap all_allocnos.
2834 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2838 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
2839 (process_regs_for_copy): Process subregs. Refine check when cost
2840 is taken into account in ira-costs.c.
2841 (process_reg_shuffles): Use REG_SUBREG_P.
2842 (add_insn_allocno_copies): Ditto. Ignore modes.
2844 * ira-color.c (conflict_allocno_vec): New.
2845 (COST_HOP_DIVISOR): New macro.
2846 (update_copy_costs_1): Use it.
2847 (update_conflict_hard_regno_costs): New function.
2848 (assign_hard_reg): Use it.
2849 (ira_color): Allocate and free conflict_allocno_vec.
2851 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2855 * ira-int.h (ira_sort_insn_chain): Remove.
2857 * ira.c (basic_block_order_nums, chain_insn_order,
2858 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
2859 (ira): Don't call ira_sort_insn_chain.
2861 * reload1.c (reload): Don't call ira_sort_insn_chain.
2863 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2866 * cgraphunit.c (update_call_expr): Remove eh regions from statements
2867 which become non throw.
2868 (cgraph_function_versioning): Also clear DECL_WEAK. Call
2869 update_call_expr after updating the flags on the decl.
2871 2008-09-03 Jan Hubicka <jh@suse.cz>
2873 PR tree-optimization/37315
2874 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
2875 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
2876 (cgraph_analyze_functions): Use node->analyzed
2877 (cgraph_mark_functions_to_output): Likewise.
2878 (cgraph_expand_function): All functions can be released after
2880 (cgraph_optimize): Use gimple_has_body_p.
2881 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
2882 (cgraph_decide_inlining_incrementally): Likewise.
2883 (inline_transform): Inline transform.
2884 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
2886 (inlinable_function_p): Drop gimple_body check.
2887 (expand_call_inline): Use gimple_has_body_p.
2888 * gimple.c (gimple_has_body_p): New.
2889 * gimple.h (gimple_has_body_p): Add prototype.
2890 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
2891 (dump_function_to_file): Use gimple_has_body_p check.
2893 2008-09-03 Jakub Jelinek <jakub@redhat.com>
2896 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
2898 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
2900 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2902 From Michael Frysinger <michael.frysinger@analog.com>
2903 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
2904 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
2907 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
2910 * doc/extend.texi: Document picoChip builtin functions.
2911 * doc/invoke.texi: Document picoChip options.
2912 * doc/contrib.texi: Add picoChip contribution.
2913 * doc/md.texi: Document picoChip constraints.
2914 * config.gcc: Add picochip-*-*.
2915 * config/picochip/: Add new port.
2917 2008-09-03 Richard Guenther <rguenther@suse.de>
2919 PR tree-optimization/37328
2920 * tree-sra.c (sra_build_assignment): Gimplify properly.
2921 (generate_copy_inout): Take the correct stmt as definition,
2922 remove bogus assert.
2924 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2926 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
2929 From Michael Frysinger <michael.frysinger@analog.com>
2930 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
2932 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
2934 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
2935 (__gthread_setspecific): Revert 2008-08-31 change to
2936 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
2938 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
2940 * diagnostic.c (error_at): New.
2941 * toplev.h (error_at): New prototype.
2942 * c-typeck.c (build_array_ref): Call error_at instead of error.
2943 Pass location to pedwarn.
2945 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
2947 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
2949 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2951 * dwarf2out.c (tree_add_const_value_attribute): Only handle
2952 VAR_DECL and CONST_DECL.
2954 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
2955 Jakub Jelinek <jakub@redhat.com>
2957 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
2958 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
2959 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
2960 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
2961 Don't set ix86_save_varrargs_registers.
2962 (ix86_setup_incoming_varargs): Assume cum != NULL.
2963 (ix86_va_start): Check ix86_varargs_gpr_size and
2964 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
2965 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
2966 from frame pointer if ix86_varargs_gpr_size == 0.
2967 (ix86_compute_frame_layout): Updated.
2968 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
2969 (ix86_varargs_gpr_size): Define.
2970 (ix86_varargs_fpr_size): Likewise.
2971 (machine_function): Remove save_varrargs_registers.
2972 Add varargs_gpr_size and varargs_fpr_size.
2974 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2976 * config/alpha/alpha.c (va_list_skip_additions,
2977 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
2978 (alpha_gimplify_va_arg): Call unshare_expr on second use of
2981 PR tree-optimization/36766
2982 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
2983 for already removed basic blocks.
2986 * real.c (real_maxval): Clear a lower bit to make real_maxval
2987 match get_max_float for IBM long double format.
2989 2008-09-02 Andreas Schwab <schwab@suse.de>
2991 * configure.ac: Use m4_quote to quote the expansion of m4_do.
2992 * configure: Regenerate.
2994 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
2996 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
2997 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
2998 checking for a non-VOID CONSTANT_P.
3000 2008-09-02 Jan Hubicka <jh@suse.cz>
3002 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
3003 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
3006 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
3008 * expr.c (emit_group_store): Don't assert stack temp mode size.
3010 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
3011 Tobias Grosser <grosser@fim.uni-passau.de>
3012 Jan Sjodin <jan.sjodin@amd.com>
3013 Harsha Jagasia <harsha.jagasia@amd.com>
3014 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3015 Konrad Trifunovic <konrad.trifunovic@inria.fr>
3016 Adrien Eliche <aeliche@isty.uvsq.fr>
3018 Merge from graphite branch.
3021 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
3022 * doc/invoke.texi (-floop-block, -floop-interchange,
3023 -floop-strip-mine): Document new flags.
3024 * tree-into-ssa.c (gimple_vec): Moved...
3025 * tree-loop-distribution.c (rdg_component): Moved...
3026 * cfgloopmanip.c: Include tree-flow.h.
3027 (update_dominators_in_loop): New.
3028 (create_empty_if_region_on_edge): New.
3029 (create_empty_loop_on_edge): New.
3030 (loopify): Use update_dominators_in_loop.
3031 * tree-pass.h (pass_graphite_transforms): Declared.
3032 * configure: Regenerate.
3033 * tree-phinodes.c (make_phi_node): Export.
3034 (add_phi_node_to_bb): New, split from create_phi_node.
3035 * tree-chrec.c (for_each_scev_op): New.
3036 * tree-chrec.h (for_each_scev_op): Declared.
3037 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
3038 (remove_statement): Call get_phi_with_result.
3039 * config.in (HAVE_cloog): Undef.
3040 * gdbinit.in (pgg): New.
3041 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
3042 * tree-ssa-loop.c (graphite_transforms): New.
3043 (gate_graphite_transforms): New.
3044 (pass_graphite_transforms): New.
3045 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
3046 HAVE_cloog): Defined.
3047 * tree-vectorizer.c (rename_variables_in_bb): Export.
3048 * tree-data-ref.c (dr_may_alias_p): Export.
3049 (stmt_simple_memref_p): New.
3050 (find_data_references_in_stmt): Export.
3051 (find_data_references_in_loop): Export.
3052 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
3053 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
3054 (create_rdg_vertices): Export.
3055 (build_empty_rdg): New.
3056 (build_rdg): Call build_empty_rdg. Free dependence_relations.
3057 * tree-data-ref.h (rdg_component): ... here.
3059 (struct data_reference): Add a field scop.
3061 (find_data_references_in_loop): Declared.
3062 (find_data_references_in_stmt): Declared.
3063 (create_rdg_vertices): Declared.
3064 (dr_may_alias_p): Declared.
3065 (stmt_simple_memref_p): Declared.
3066 (struct rdg_edge): Add a field ddr_p relation.
3067 (build_empty_rdg): Declared.
3068 * lambda.h (lambda_matrix): Declare a VEC of.
3069 (find_induction_var_from_exit_cond): Declared.
3070 (lambda_vector_compare): New.
3071 * common.opt (fgraphite, floop-strip-mine,
3072 floop-interchange, floop-block): New flags.
3073 * lambda-code.c (find_induction_var_from_exit_cond): Export.
3074 * cfgloop.c (is_loop_exit): New.
3075 * cfgloop.h (is_loop_exit): Declared.
3076 (create_empty_if_region_on_edge): Declared.
3077 (create_empty_loop_on_edge): Declared.
3078 * tree-flow.h (add_phi_node_to_bb): Declared.
3079 (make_phi_node): Declared.
3080 (rename_variables_in_bb): Declared.
3081 (perfect_loop_nest_depth): Declared.
3082 (graphite_transform_loops): Declared.
3083 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
3084 (graphite.o-warn): Add -Wno-error.
3085 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
3086 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
3087 (INCLUDES): Add PPLINC, CLOOGINC.
3088 (OBJS-common): Add graphite.o.
3089 (graphite.o): Add rule.
3090 * gimple.h (gimple_vec): ... here.
3091 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
3092 * passes.c (init_optimization_passes): Schedule
3093 pass_graphite_transforms.
3095 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
3098 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
3099 and -fno-toplevel-reorder after handle_options.
3101 2008-09-02 Paul Brook <paul@codesourcery.com>
3103 * config/arm/arm.c (arm_tune_cortex_a9): Define.
3104 (arm_override_options): Set arm_tune_cortex_a9.
3105 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
3106 (arm_issue_rate): Handle cortexa9.
3107 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
3108 * config/arm/arm-cores.def: Add cortex-a9.
3109 * config/arm/arm-tune.md: Regenerate.
3110 * config/arm/arm.md: Include cortex-a9.md.
3111 (generic_sched, generic_vfp): Add cortexa9.
3112 * config/arm/cortex-a9.md: New file.
3114 2008-09-02 Richard Guenther <rguenther@suse.de>
3116 PR tree-optimization/37327
3117 * tree-vrp.c (register_new_assert_for): Make sure to not have
3118 TREE_OVERFLOW set on the bound.
3120 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
3122 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
3124 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
3125 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
3128 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
3130 * gcc/config/spu/spu.md (divdf3): Removed.
3132 2008-09-02 Jakub Jelinek <jakub@redhat.com>
3134 PR tree-optimization/37095
3135 * cgraph.c (cgraph_node): When creating new cgraph node after
3136 assembler_name_hash has been populated, record it in the hash
3139 2008-09-01 Paul Brook <paul@codesourcery.com>
3141 * doc/invoke.texi: Document -mword-relocations.
3142 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
3143 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
3144 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
3145 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
3146 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
3147 (arm_emit_movpair): New function.
3148 (arm_print_operand <c>): Handle sybolic addresses.
3149 * config/arm/arm.h (TARGET_USE_MOVT): Define.
3150 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
3151 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
3152 * config/arm/arm.opt: Add -mword-relocations.
3153 * config/arm/arm.md (movsi): Use arm_emit_movpair.
3154 (arm_movt, arm_movw): New.
3156 2008-09-01 Paul Brook <paul@codesourcery.com>
3158 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
3159 Allow Interworking on ARMv4 EABI based targets.
3160 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
3161 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
3163 2008-09-01 Paul Brook <paul@codesourcery.com>
3165 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
3166 optimized LT0 test. Remove optimization for GT.
3168 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3170 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
3171 openmp applications.
3172 * pa-hpux11.h (LIB_SPEC): Likewise.
3174 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
3177 2008-09-01 Jan Hubicka <jh@suse.cz>
3179 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
3180 present, use only counts; when guessed use only frequencies.
3181 (estimate_bb_frequencies): Use function_frequency.
3182 * profile.c (compute_branch_probabilities): Exit early when
3183 profile reading failed. Set profile_status.
3184 (branch_prob): Do not set profile_status.
3186 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
3188 * tree.c (protected_set_expr_location): New.
3189 * tree.h (protected_set_expr_location): New prototype.
3190 * c-tree.h (build_array_ref): Add argument.
3191 (parser_build_unary_op): Same.
3192 * c-typeck.c (build_indirect_ref): Handle new location argument.
3193 (build_array_ref): Same.
3194 (parser_build_unary_op): Same.
3195 * gimplify.c (gimplify_asm_expr): Set input_location before calling
3197 * c-omp.c (c_finish_omp_atomic): Pass location when calling
3199 * c-common.c (finish_label_address_expr): Handle new location argument.
3200 * c-common.h (build_indirect_ref): Add argument.
3201 (finish_label_address_expr): Same.
3202 * c-parser.c (c_parser_unary_expression): Pass location to build
3204 (c_parser_postfix_expression): Same.
3206 2008-09-01 Paul Brook <paul@codesourcery.com>
3208 * config/arm/arm.md: Include cortex-r4f.md.
3209 (attr fpu): Update type list.
3210 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
3211 fconstd, fcmps and fcmpd.
3212 (attr tune_cortexr4): Define.
3213 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
3214 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
3215 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
3216 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
3217 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
3218 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
3219 cortex_a8_vfp_farith: Ditto.
3220 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
3221 * config/arm/cortex-r4.md: Use tune_cortexr4.
3222 * config/arm/cortex-r4f.md: New file.
3224 2008-09-01 Richard Guenther <rguenther@suse.de>
3226 PR tree-optimization/37305
3227 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
3228 the result of constant conversions.
3229 (fold_gimple_assign): Likewise.
3231 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
3233 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
3234 #ifdef ENABLE_CHECKING.
3236 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
3238 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
3239 * sched-int.h (print_insn, print_pattern, print_value): Declare also
3240 when !INSN_SCHEDULING.
3242 2008-09-01 Andreas Schwab <schwab@suse.de>
3244 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
3246 2008-09-01 Paul Brook <paul@codesourcery.com>
3248 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
3250 2008-09-01 Jan Hubicka <jh@suse.cz>
3252 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
3254 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
3256 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
3257 * gimplify.c (gimplify_init_constructor): Add speed operand.
3258 * tree-sra.c (decide_block_copy): Likewise.
3259 * tree-inline.c (estimate_move_cost): Likewise.
3260 * config/alpha/alpha.h (MOVE_RATIO): Update.
3261 * config/frv/frv.c (MOVE_RATIO): Update.
3262 * config/spu/spu.h (MOVE_RATIO): Update.
3263 * config/sparc/sparc.h (MOVE_RATIO): Update.
3264 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
3265 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
3266 * config/cris/cris.h (MOVE_RATIO): Update.
3267 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
3268 * config/arm/arm.h (MOVE_RATIO): Update.
3269 * config/pa/pa.md: Update uses of MOVE_RATIO
3270 * config/pa/pa.h (MOVE_RATIO): Update.
3271 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
3272 CLEAR_RATIO, SET_RATIO): Update.
3273 * config/h8300/h8300.h (MOVE_RATIO): Update.
3274 * config/v850/v850.h (MOVE_RATIO): Update.
3275 * config/bfin/bfin.h (MOVE_RATIO): Update.
3277 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
3278 Dmitry Melnik <dm@ispras.ru>
3279 Dmitry Zhurikhin <zhur@ispras.ru>
3280 Alexander Monakov <amonakov@ispras.ru>
3281 Maxim Kuvyrkov <maxim@codesourcery.com>
3283 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
3284 sel-sched-dump.c, sel-sched-ir.c: New files.
3285 * Makefile.in (OBJS-common): Add selective scheduling object files.
3286 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
3287 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
3288 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
3289 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
3290 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
3291 (make_forwarder_block): Update loop latch if we have redirected
3292 the loop latch edge.
3293 * cfgloop.c (get_loop_body_in_custom_order): New function.
3294 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
3295 (CP_FALLTHRU_PREHEADERS): Likewise.
3296 (get_loop_body_in_custom_order): Declare.
3297 * cfgloopmanip.c (has_preds_from_loop): New.
3298 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
3299 Assert that the preheader edge will be fall thru when it is set.
3300 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
3301 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
3302 fsel-sched-substitution, fselective-scheduling): New flags.
3303 * cse.c (hash_rtx_cb): New.
3305 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
3306 sel_sched_insn_cnt): New counters.
3307 * final.c (compute_alignments): Export. Free dominance
3308 info after loop_optimizer_finalize.
3309 * genattr.c (main): Output maximal_insn_latency prototype.
3310 * genautomata.c (output_default_latencies): New.
3311 Factor its code from ...
3312 (output_internal_insn_latency_func): ... here.
3313 (output_internal_maximal_insn_latency_func): New.
3314 (output_maximal_insn_latency_func): New.
3315 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
3316 (struct hard_reg_set_iterator): New.
3317 (hard_reg_set_iter_init, hard_reg_set_iter_set,
3318 hard_reg_set_iter_next): New functions.
3319 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
3320 * lists.c (remove_free_INSN_LIST_node,
3321 remove_free_EXPR_LIST_node): New functions.
3322 * loop-init.c (loop_optimizer_init): When
3323 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
3324 calling create_preheaders.
3325 (loop_optimizer_finalize): Do not verify flow info after reload.
3326 * recog.c (validate_replace_rtx_1): New parameter simplify.
3327 Default it to true. Update all uses. Factor out simplifying
3329 (simplify_while_replacing): ... this new function.
3330 (validate_replace_rtx_part,
3331 validate_replace_rtx_part_nosimplify): New.
3332 * recog.h (validate_replace_rtx_part,
3333 validate_replace_rtx_part_nosimplify): Declare.
3334 * rtl.c (rtx_equal_p_cb): New.
3335 (rtx_equal_p): Use it.
3336 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
3337 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
3338 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
3339 * vecprim.h: Add a vector type for unsigned int.
3340 * haifa-sched.c: Include vecprim.h and cfgloop.h.
3341 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
3342 ready_try, cycle_issued_insns, spec_info): Make global.
3343 (readyp): Initialize.
3344 (dfa_lookahead): New global variable.
3345 (old_max_uid, old_last_basic_block): Remove.
3346 (h_i_d): Make it a vector.
3347 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
3349 (after_recovery, adding_bb_to_current_region_p):
3350 New variables to handle correct insertion of the recovery code.
3351 (struct ready_list): Move declaration to sched-int.h.
3352 (rgn_n_insns): Removed.
3353 (rtx_vec_t): Move to sched-int.h.
3354 (find_insn_reg_weight): Remove.
3355 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
3356 (haifa_init_h_i_d, haifa_finish_h_i_d):
3357 New functions to initialize / finalize haifa instruction data.
3358 (extend_h_i_d, init_h_i_d): Rewrite.
3359 (unlink_other_notes): Move logic to add_to_note_list. Handle
3360 selective scheduler.
3361 (ready_lastpos, ready_element, ready_sort, reemit_notes,
3362 find_fallthru_edge): Make global, remove static prototypes.
3363 (max_issue): Make global. Add privileged_n and state parameters. Use
3365 (extend_global, extend_all): Removed.
3366 (init_before_recovery): Add new param. Fix the handling of the case
3367 when we insert a recovery code before the EXIT which has a predecessor
3368 with a fallthrough edge to it.
3369 (create_recovery_block): Make global. Rename to
3370 sched_create_recovery_block. Update.
3371 (change_pattern): Rename to sched_change_pattern. Make global.
3372 (speculate_insn): Rename to sched_speculate_insn. Make global.
3373 Split haifa-specific functionality into ...
3374 (haifa_change_pattern): New static function.
3375 (sched_extend_bb): New static function.
3376 (sched_init_bbs): New function.
3377 (current_sched_info): Change type to struct haifa_sched_info.
3378 (insn_cost): Adjust for selective scheduling.
3379 (dep_cost_1): New function. Move logic from ...
3380 (dep_cost): ... here.
3381 (dep_cost): Use dep_cost_1.
3382 (contributes_to_priority_p): Use sched_deps_info instead of
3384 (priority): Adjust to work with selective scheduling. Process the
3385 corner case when all dependencies don't contribute to priority.
3386 (rank_for_schedule): Use ds_weak instead of dep_weak.
3387 (advance_state): New function. Move logic from ...
3388 (advance_one_cycle): ... here.
3389 (add_to_note_list, concat_note_lists): New functions.
3390 (rm_other_notes): Make static. Adjust for selective scheduling.
3391 (remove_notes, restore_other_notes): New functions.
3392 (move_insn): Add two arguments. Update assert. Don't call
3394 (choose_ready): Remove lookahead variable, use dfa_lookahead.
3395 Remove more_issue, max_points. Move the code to initialize
3396 max_lookahead_tries to max_issue.
3397 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
3398 ready. Adjust use of move_insn. Call restore_other_notes.
3400 (sched_init, sched_finish): Move Haifa-specific initialization/
3402 (haifa_sched_init, haifa_sched_finish): ... respectively.
3404 (setup_sched_dump): New function.
3405 (haifa_init_only_bb): New static function.
3406 (haifa_speculate_insn): New static function.
3407 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
3408 (extend_ready, extend_all): Remove.
3409 (sched_extend_ready_list, sched_finish_ready_list): New functions.
3410 (create_check_block_twin, add_to_speculative_block): Use
3411 haifa_insns_init instead of extend_global. Update to use new
3412 initialization functions. Change parameter. Factor out code from
3413 create_check_block_twin to ...
3414 (sched_create_recovery_edges) ... this new function.
3415 (add_block): Remove.
3416 (sched_scan_info): New.
3417 (extend_bb): Use sched_scan_info.
3418 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
3419 static functions for walking through scheduling region.
3420 (sched_luids): New vector variable to replace uid_to_luid.
3421 (luids_extend_insn): New function.
3422 (sched_max_luid): New variable.
3423 (luids_init_insn): New function.
3424 (sched_init_luids, sched_finish_luids): New functions.
3425 (insn_luid): New debug function.
3426 (sched_extend_target): New function.
3427 (haifa_init_insn): New static function.
3428 (sched_init_only_bb): New hook.
3429 (sched_split_block): New hook.
3430 (sched_split_block_1): New function.
3431 (sched_create_empty_bb): New hook.
3432 (sched_create_empty_bb_1): New function.
3433 (common_sched_info, ready): New global variables.
3434 (current_sched_info_var): Remove.
3435 (move_block_after_check): Use common_sched_info.
3436 (haifa_luid_for_non_insn): New static function.
3437 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
3438 (increase_insn_priority): New.
3439 * modulo-sched.c: (issue_rate): Remove static declaration.
3440 (sms_sched_info): Change type to haifa_sched_info.
3441 (sms_sched_deps_info, sms_common_sched_info): New variables.
3442 (setup_sched_infos): New.
3443 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
3444 Do not call regstat_free_calls_crossed.
3445 (sms_print_insn): Use const_rtx.
3446 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
3447 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
3448 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
3449 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
3450 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
3451 current_sched_info to use it.
3452 (enum reg_pending_barrier_mode): Move to sched-int.h.
3453 (h_d_i_d): New variable. Initialize to NULL.
3454 ({true, output, anti, spec, forward}_dependency_cache): Initialize
3456 (estimate_dep_weak): Remove static declaration.
3457 (sched_has_condition_p): New function. Adjust users of
3458 sched_get_condition to use it instead.
3459 (conditions_mutex_p): Add arguments indicating which conditions are
3461 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
3462 argument to indicate whether returned condition is reversed. Do not
3463 generate new rtx when condition should be reversed; indicate it by
3464 setting new argument instead.
3465 (add_dependence_list_and_free): Add deps parameter.
3466 Update all users. Do not free dependence list when
3467 deps context is readonly.
3468 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
3470 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
3471 (remove_from_deps): New. Use the above functions.
3472 (cur_insn, can_start_lhs_rhs_p): New static variables.
3473 (add_or_update_back_dep_1): Initialize present_dep_type.
3474 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
3475 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
3476 haifa_note_dep): New functions implementing dependence hooks for
3477 the Haifa scheduler.
3478 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
3479 note_dep): New functions.
3480 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
3482 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
3483 (free_deps): Initialize deps->reg_last.
3484 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
3485 sched_analyze_insn): Update to use dependency hooks infrastructure
3486 and readonly contexts.
3487 (deps_analyze_insn): New function. Move part of logic from ...
3488 (sched_analyze): ... here. Also move some logic to ...
3489 (deps_start_bb): ... here. New function.
3490 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
3492 (sched_deps_init): New function. Move code from ...
3493 (init_dependency_caches): ... here. Remove.
3494 (init_deps_data_vector): New.
3495 (sched_deps_finish): New function. Move code from ...
3496 (free_dependency_caches): ... here. Remove.
3497 (init_deps_global, finish_deps_global): Adjust for use with
3498 selective scheduling.
3499 (get_dep_weak): Move logic to ...
3500 (get_dep_weak_1): New function.
3501 (ds_merge): Move logic to ...
3502 (ds_merge_1): New static function.
3503 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
3504 (ds_get_max_dep_weak): New function.
3505 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
3506 (n_insns): Rename to rgn_n_insns.
3507 (debug_ebb_dependencies): New function.
3508 (init_ready_list): Use it.
3509 (begin_schedule_ready): Use sched_init_only_bb.
3510 (ebb_print_insn): Indicate when an insn starts a new cycle.
3511 (contributes_to_priority, compute_jump_reg_dependencies,
3512 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
3513 (add_block1): Remove to ebb_add_block.
3514 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
3515 (schedule_ebb): Initialize them. Use remove_notes instead of
3516 rm_other_notes. Use haifa_local_init/finish.
3517 (schedule_ebbs): Use haifa_sched_init/finish.
3518 * sched-int.h: Include vecprim.h, remove rtl.h.
3519 (struct ready_list): Delete declaration.
3520 (sched_verbose_param, enum sched_pass_id_t,
3521 bb_vec_t, insn_vec_t, rtx_vec_t): New.
3522 (struct sched_scan_info_def): New structure.
3523 (sched_scan_info, sched_scan, sched_init_bbs,
3524 sched_init_luids, sched_finish_luids, sched_extend_target,
3525 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
3526 (struct common_sched_info_def): New.
3527 (common_sched_info, haifa_common_sched_info,
3528 sched_emulate_haifa_p): Declare.
3530 (sched_luids): Declare.
3531 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
3532 (sched_max_luid, insn_luid): Declare.
3533 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
3534 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
3535 print_insn, print_pattern, print_value, haifa_classify_insn,
3536 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
3537 setup_sched_dump, sched_init, sched_finish,
3538 sel_insn_is_speculation_check): Export.
3539 (struct ready_list): Move from haifa-sched.c.
3540 (ready_try, ready, max_issue): Export.
3541 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
3542 sched_init_only_bb, sched_split_block, sched_split_block_1,
3543 sched_create_empty_bb, sched_create_empty_bb_1,
3544 sched_create_recovery_block, sched_create_recovery_edges): Export.
3545 (enum reg_pending_barrier_mode): Export.
3546 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
3548 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
3549 print_insn field. Move add_block and fix_recovery_cfg to
3550 common_sched_info_def. Move compute_jump_reg_dependencies,
3552 (struct sched_deps_info_def): ... this new structure.
3553 (sched_deps_info): Declare.
3554 (struct spec_info_def): Remove weakness_cutoff, add
3555 data_weakness_cutoff and control_weakness_cutoff.
3556 (spec_info): Declare.
3557 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
3559 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
3560 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
3561 (current_sched_info): Change type to struct haifa_sched_info.
3562 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
3563 (h_d_i_d): New variable.
3564 (HDID): New accessor macro.
3565 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
3566 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
3568 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
3569 (enum SCHED_FLAGS): Update for selective scheduler.
3570 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
3571 (init_dependency_caches, free_dependency_caches): Delete declarations.
3572 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
3573 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
3574 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
3575 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
3576 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
3578 (rm_other_notes): Delete declaration.
3579 (schedule_block): Remove one argument.
3580 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
3581 ready_element, ready_lastpos, sched_extend_ready_list,
3582 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
3583 concat_note_lists): Export.
3584 (struct region): Move from sched-rgn.h.
3585 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
3586 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
3587 BLOCK_TO_BB, CONTAINING_RGN): Export.
3588 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
3589 (current_nr_blocks, current_blocks, target_bb): Likewise.
3590 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
3591 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
3592 sched_rgn_local_init, extend_regions,
3593 rgn_make_new_region_out_of_new_block, compute_priorities,
3594 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
3595 extend_rgns, deps_join rgn_setup_common_sched_info,
3596 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
3597 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
3598 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
3599 increase_insn_priority): Likewise.
3600 * sched-rgn.c: Include sel-sched.h.
3601 (ref_counts): New static variable. Use it ...
3602 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
3603 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
3604 (sched_is_disabled_for_current_region_p): Delete static declaration.
3605 (struct region): Move to sched-int.h.
3606 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
3607 ebb_head): Define and initialize.
3608 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
3609 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
3610 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
3612 (find_single_block_region): Add new argument to indicate that EBB
3613 regions should be constructed.
3614 (debug_live): Delete declaration.
3615 (current_nr_blocks, current_blocks, target_bb):
3616 Remove static qualifiers.
3617 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
3619 (init_regions): Delete declaration.
3620 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
3621 rgn_estimate_number_of_insns): New.
3622 (too_large): Use estimate_number_of_insns.
3623 (haifa_find_rgns): New. Move the code from ...
3624 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
3625 (free_trg_info): New.
3626 (compute_trg_info): Allocate candidate tables here instead of ...
3627 (init_ready_list): ... here.
3628 (rgn_print_insn): Use const_rtx.
3629 (contributes_to_priority, extend_regions): Delete static declaration.
3630 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
3631 (add_block1): Rename to rgn_add_block.
3632 (debug_rgn_dependencies): Delete static qualifier.
3633 (new_ready): Use sched_deps_info. Simplify.
3634 (rgn_common_sched_info, rgn_const_sched_deps_info,
3635 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
3637 (region_sched_info): Rename to rgn_const_sched_info.
3638 (deps_join): New, extracted from ...
3639 (propagate_deps): ... here.
3640 (compute_block_dependences, debug_dependencies): Update for selective
3642 (free_rgn_deps, compute_priorities): New functions.
3643 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
3644 sched_rgn_compute_dependencies): New functions.
3645 (schedule_region): Use them.
3646 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
3647 rgn_setup_common_sched_info, rgn_setup_sched_infos):
3649 (schedule_insns): Call new functions that were split out.
3650 (rgn_make_new_region_out_of_new_block): New.
3651 (get_rgn_sched_max_insns_priority): New.
3652 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
3653 scheduling when appropriate.
3654 * sched-vis.c: Include insn-attr.h.
3655 (print_value, print_pattern): Make global.
3656 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
3657 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
3658 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
3659 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
3660 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
3661 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
3662 hooks. Initialize them to 0.
3663 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
3664 * target.h (struct gcc_target): Add them. Rename gen_check field to
3666 * flags.h (sel_sched_switch_set): Declare.
3667 * opts.c (sel_sched_switch_set): New variable.
3668 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
3669 pipelining is disabled from command line.
3670 (common_handle_option): Record whether selective scheduling is
3671 requested from command line.
3672 * doc/invoke.texi: Document new flags and parameters.
3673 * doc/tm.texi: Document new target hooks.
3674 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
3676 (dfa_state_size): Do not declare locally.
3677 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
3678 * config/rs6000/rs6000.c (rs6000_init_sched_context,
3679 rs6000_alloc_sched_context, rs6000_set_sched_context,
3680 rs6000_free_sched_context): New functions.
3681 (struct _rs6000_sched_context): New.
3682 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
3684 (rs6000_sched_finish): Do not run for selective scheduling.
3686 2008-08-31 Jan Hubicka <jh@suse.cz>
3688 * frv.c (frv_rtx_costs): Update forward declaration.
3689 * spu.c (spu_rtx_costs): Likewise.
3690 * pdp11.c: Include df.h
3691 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
3692 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
3693 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
3694 * iq2000.c (iq2000_address_cost): Add speed argument.
3695 (iq2000_rtx_costs): Likewise.
3696 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
3697 update call of mn10300_address_cost.
3698 * mcore.c: Include df.h
3699 (mcore_rtx_costs): Update prototype.
3700 * score3.c: Include df.h
3701 (score3_rtx_costs): Remove speed argument.
3702 * score7.c: Include df.h
3703 (score7_address_cost): Remove speed argument.
3704 * score-protos.h (score_address_cost): Update prototype.
3705 * score.c: Include df.h
3706 (score_rtx_costs): Update call of costs functions.
3707 * v850.c (v850_rtx_costs): Add bool argument.
3709 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
3711 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
3713 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3715 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
3716 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
3718 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3720 * mkmap-flat.awk: Add option pe_dll.
3721 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
3722 * config/i386/t-cygwin (SHLIB_LC): Add.
3723 * config/i386/t-mingw32 (SHLIB_LC): Add.
3724 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
3725 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
3726 (LINK_SPEC): Support libgcc_s.
3727 (LIBGCC_SPEC): Support libgcc_s.
3728 (LIBGCC_SONAME): New.
3730 2008-08-31 Jan Hubicka <jh@suse.cz>
3732 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
3733 mistakely had old version of patch.
3735 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
3736 (ipcp_estimate_growth): New.
3737 (ipcp_insert_stage): Use ipcp_estimate_growth.
3738 * profile.c (branch_prob): When reading failed, do not consider
3741 2008-08-31 Jan Hubicka <jh@suse.cz>
3743 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
3744 loop is optimized for speed.
3746 2008-08-31 Richard Guenther <rguenther@suse.de>
3749 * fold-const.c (fold_binary): Retain conversions in folding
3752 2008-08-31 Jan Hubicka <jh@suse.cz>
3754 * postreload-gcse.c (eliminate_partially_redundant_loads):
3755 Use optimize_bb_for_size_p.
3756 * predict.c (maybe_hot_frequency_p): Make inline.
3757 (maybe_hot_count_p): Break out from ...
3758 (maybe_hot_bb_p): ... this one.
3759 (maybe_hot_edge_p): Simplify.
3760 * basic-block.h (probably_cold_bb_p): Remove.
3762 2008-08-31 Jakub Jelinek <jakub@redhat.com>
3765 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
3767 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
3768 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
3769 Also split V4SFmode.
3770 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
3773 2008-08-31 Jan Hubicka <jh@suse.cz>
3775 * predict.c (PROB_VERY_LIKELY): Make small enough so things
3777 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
3779 2008-08-31 Jakub Jelinek <jakub@redhat.com>
3782 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
3785 * dwarf2out.c (native_encode_initializer): Subtract min_index for
3786 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
3788 2008-08-31 Jan Hubicka <jh@suse.cz>
3790 * sparc.h (BRANCH_COST): Fix macro definition.
3791 * avr.c (avr_operand_rtx_cost): Add speed argument.
3792 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
3794 2008-08-31 Richard Guenther <rguenther@suse.de>
3796 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
3797 types instead of operands. Re-instantiate verifying of
3798 binary expression operands.
3800 2008-08-30 Jan Hubicka <jh@suse.cz>
3802 * fwprop.c (should_replace_address): Add speed attribute.
3803 (PR_OPTIMIZE_FOR_SPEED): New flag.
3804 (propagate_rtx_1): Use it.
3805 (propagate_rtx): Set it.
3806 (try_fwprop_subst): Update call of rtx_costs.
3807 (forward_propagate_and_simplify): LIkewise.
3808 * hooks.c (hook_int_rtx_bool_0): New
3809 (hook_bool_rtx_int_int_intp_false): Replace by ...
3810 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
3811 * hooks.h (hook_int_rtx_bool_0): New
3812 (hook_bool_rtx_int_int_intp_false): Replace by ...
3813 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
3814 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
3815 (prepare_cmp_insn): UPdate call of rtx_cost.
3816 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
3817 (reload_cse_simplify_operands): Update call of rtx_cost.
3818 (reload_cse_move2add): call of rtx_cost.
3819 * target.h (struct gcc_target): Update rtx_costs and address_costs.
3820 * rtlanal.c (rtx_cost): Add speed argument.
3821 (address_cost): Add speed argument
3822 (default_address_cost): Likewise.
3823 (insn_rtx_cost): Likewise.
3824 * cfgloopanal.c (seq_cost): Add speed argument.
3825 (target_reg_cost, target_spill_cost): Turn to array.
3826 (init_set_costs): Update for speed.
3827 (estimate_reg_pressure_cost): Add speed argument.
3828 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
3829 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
3830 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
3831 (seq_cost): Add speed argument.
3832 (computation_cost): Add speed arugment.
3833 (add_cost, multiply_by_const, get_address_cost): add speed argument.
3834 (force_expr_to_var_cost): Update for profile info.
3835 (force_var_cost): Likewise.
3836 (split_address_cost): Likewise.
3837 (ptr_difference_cost): Likewise.
3838 (difference_cost): Likewise.
3839 (get_computation_cost_at): Likewise.
3840 (determine_iv_cost): Likewise.
3841 (ivopts_global_cost_for_size): Likewise.
3842 (rewrite_use_address): Likewise.
3843 (tree_ssa_iv_optimize_loop): Initialize speed field.
3844 * cse.c (optimize_this_for_speed_p): New static var.
3845 (notreg_cost): Update call of rtx_cost.
3846 (cse_extended_basic_block): set optimize_this_for_speed_p.
3847 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
3848 (noce_try_cmove_arith): Likewise.
3849 (noce_try_sign_mask): LIkewise.
3850 * expr.c (compress_float_constant): Update rtx_cost calls.
3851 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
3853 (addr_to_parts): Likewise.
3854 (create_mem_ref): Likewise.
3855 * dse.c (find_shift_sequence): Add speed argument.
3856 (replace_read): Update call.
3857 * calls.c (precompute_register_parameters): Update call of rtx_cost.
3858 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
3859 * neg_cost, shift_cost, shiftadd_cost,
3860 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
3861 mul_highpart_cost): Increase dimension.
3862 (init_expmed): Initialize for both size and speed.
3863 (expand_shift): Use profile.
3864 (synth_mult): Use profile.
3865 (choose_mult_variant): Use profile.
3866 (expand_mult): Use profile.
3867 (expand_mult_highpart_optab): Use profile.
3868 (expand_mult_highpart): Use profile.
3869 (expand_smod_pow2): Use profile.
3870 (expand_divmod): Use profile.
3871 * simplify-rtx.c (simplify_binary_operation_1): Update call of
3873 * loop-invariant.c (create_new_invariant): Use profile.
3874 (gain_for_invariant): Add speed parameter.
3875 (best_gain_for_invariant): Likewise.
3876 (find_invariants_to_move): Likewise.
3877 (move_single_loop_invariants): Set it.
3878 * target-def.h (TARGET_RTX_COSTS): Use hook.
3879 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
3880 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
3881 * output.h (default_address_cost): Update prototype.
3882 * combine.c (optimize_this_for_speed_p): New static var.
3883 (combine_validate_cost): Update call of rtx_cost.
3884 (combine_instructions): Set optimize_this_for_speed_p.
3885 (expand_compound_operation): Update call of rtx_cost.
3886 (make_extraction):Update call of rtx_cost.
3887 (force_to_mode):Update call of rtx_cost.
3888 (distribute_and_simplify_rtx):Update call of rtx_cost.
3889 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
3890 (estimate_reg_pressure_cost): Update prototype.
3891 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
3892 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
3894 * config/alpha/alpha.c (alpha_rtx_costs): Update.
3895 (alpha_rtx_costs): Update.
3896 * config/frv/frv.c (frv_rtx_costs): Update.
3897 * config/s390/s390.c (s390_rtx_costs): Update.
3898 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
3899 (m32c_rtx_costs): Update.
3900 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
3901 (spu_rtx_costs): Update.
3902 * config/sparc/sparc.c (sparc_rtx_costs): Update.
3903 * config/m32r/m32r.c (m32r_rtx_costs): Update.
3904 * config/i386/i386.c (:ix86_address_cost): Update.
3905 (ix86_rtx_costs): Update.
3906 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
3907 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
3908 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
3909 * config/crx/crx.c (crx_address_cost): Update.
3910 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
3911 * config/stormy16/stormy16.c
3912 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
3913 * config/m68hc11/m68hc11.c
3914 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
3915 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
3916 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
3918 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
3920 * config/ia64/ia64.c (ia64_rtx_costs): Update.
3921 * config/m68k/m68k.c (m68k_rtx_costs): Update.
3922 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
3923 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
3924 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
3925 (mcore_rtx_costs): update.
3926 * config/score/score3.c (score3_rtx_costs): Update.
3927 * config/score/score7.c (score7_rtx_costs): Update.
3928 * config/score/score3.h (score3_rtx_costs):Update.
3929 * config/score/score7.h (score7_rtx_costs): Update.
3930 * config/score/score.c (score_rtx_costs): Update.
3931 * config/arm/arm.c (arm_address_cost): Update.
3932 (arm_rtx_costs_1): Update.
3933 (arm_rtx_costs_1): Update.
3934 (arm_size_rtx_costs): Update.
3935 (arm_size_rtx_costs): Update.
3936 (arm_size_rtx_costs): Update.
3937 (arm_xscale_rtx_costs): Update.
3938 (arm_thumb_address_cost): Update.
3939 * config/pa/pa.c (hppa_address_cost): Update.
3940 * config/mips/mips.c (mips_rtx_costs): Update.
3941 * config/vax/vax.c (vax_address_cost): Update.
3942 * config/h8300/h8300.c (h8300_shift_costs): Update.
3943 (h8300_rtx_costs): Update.
3944 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
3945 (v850_rtx_costs): Update.
3946 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
3947 * config/bfin/bfin.c
3948 (bfin_address_cost): Update.
3949 (bfin_rtx_costs): Update.
3950 * stmt.c (lshift_cheap_p): Update.
3952 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3955 * expmed.c (extract_bit_field_1): Check the mode size to make
3956 sure the vector modes have the same size.
3958 2008-08-29 Michael Meissner <gnu@the-meissners.org>
3960 * dojump.c (top level): Include basic-block.h to declare
3961 optimize_insn_for_speed_p
3963 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
3965 * opts.h (CL_SAVE): New option class for marking options that are
3966 target specific options usable in the target attribute.
3967 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
3969 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
3970 can easily find the target specific options that are safe to use
3971 in the attribute or pragma.
3973 * attribs.c (decl_attributes): Change #pragma GCC option to
3974 #pragma GCC target, and attribute((option(...))) to
3975 attribute((target(...))).
3977 * doc/extend.texi (target attribute): Change from option
3978 attribute. Delete push/pop/reset.
3979 (#pragma GCC target): Change from #pragma GCC option. Delete
3981 (#pragma GCC push_options): Document new pragma.
3982 (#pragma GCC pop_options): Document new pragma.
3983 (#pragma GCC reset_options): Document new pragma.
3985 * targhooks.c (default_target_option_valid_attribute_p): Add
3986 warning about port not supporting target attributes.
3987 (default_target_option_pragma_parse): New function, warn about
3988 #pragma GCC target not being supported.
3990 * targhooks.h (default_target_option_pragma_parse): Add
3993 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
3994 TI_CURRENT_OPTION_PRAGMA.
3995 (current_target_pragma): Rename from current_option_pragma.
3997 * target.h: (struct target_option): Delete booleans for changing
3998 the optimization level on hot/cold functions. Change signature of
3999 pragma_parse hook to take a second tree.
4001 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
4003 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
4004 that the declaration is done at global scope.
4006 * langhooks.c (add_builtin_function_common): Move most of the code
4007 from add_builtin_function here, calling the hook passed in.
4008 (add_builtin_function): Call add_builtin_function_common with
4009 standard builtin hook.
4010 (add_builtin_function_ext_scope): New function to add builtins to
4013 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
4015 (add_builtin_function_ext_scope): Add declaration.
4017 * c-pragma.c (handle_pragma_target): Rename from
4018 handle_pragma_option, #pragma GCC option is now #pragma GCC
4019 target. Move warning about port not supporting target options to
4020 default pragma parse hook. Remove push/pop/reset from this
4022 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
4023 (option_stack): Delete static variable.
4024 (optimize_stack): Ditto.
4025 (optons_stack): New stack of saved target and optimization
4027 (handle_pragma_push_options): New function to handle pushing both
4028 target and optimization options.
4029 (handle_pragma_pop_options): New function to handle popping both
4030 target and optimization options.
4031 (handle_pragma_reset_options): New function to handle resetting
4032 both target and optimization options to their initial state.
4033 (init_pragma): Rename handle_pragma_option to
4034 handle_pragma_target. Add support for push_options, pop_options,
4035 and reset_options pragmas.
4037 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
4038 default_target_option_pragma_parse.
4039 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
4040 default_target_option_valid_attribute_p.
4041 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
4042 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
4043 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
4044 optimization level on hot/cold functions.
4046 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
4047 if the caller and callee have different optimization levels.
4049 * c-common.c (handle_target_attribute): Rename from
4050 handle_option_attribute, attribute((option(...))) is now
4051 attribute((target(...))). Move warning if the port does not
4052 support target attributes to the default hook.
4053 (handle_hot_attribute): Delete code to change the optimization
4054 level of hot functions.
4055 (handle_cold_attribute): Ditto.
4057 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
4058 argument that is the binary tree options to use if there are no
4059 arguments. Call ix86_valid_target_attribute_tree instead of
4060 ix86_valid_option_attribute_tree.
4061 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
4062 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
4063 ix86_pragma_option_parse.
4065 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
4066 Rename from ix86_valid_option_attribute_tree.
4068 * config/i386/i386.c (ix86_add_new_builtins): New function to add
4069 new builtins when the ISA changes.
4070 (ix86_valid_target_attribute_tree): Rename from
4071 ix86_valid_option_attribute_tree. Change callers. If the
4072 function specified optimization options, use those as the starting
4073 point before setting up the target attributes. If the
4074 optimization options were changed in the course of setting the
4075 target attributes, record the new optimization options.
4076 (ix86_valid_target_attribute_tree_inner_p): Rename from
4077 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
4078 ix86_add_new_builtins if the ISA changed.
4079 (ix86_valid_target_attribute_p): Rename from
4080 ix86_valid_option_attribute_p. Change callers.
4081 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
4082 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
4083 as delayed builtin functions.
4084 (struct builtin_isa): New structure to record builtin functions
4085 that should be delayed until the ISA for that function is used.
4086 (ix86_builtins_isa): Change from int to struct to track builtin
4087 functions we want to declare at some point.
4088 (def_builtin): If the front end can delay defining the builtin
4089 functions, don't create builtins for ISAs not part of the default
4091 (def_builtin_const): Ditto.
4092 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
4093 __builtin_ia32_pcmov_v2di to be different builtin functions.
4094 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
4095 a structure instead of an int.
4096 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
4097 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
4098 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
4099 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
4101 * config/ia64/ia64.h
4102 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
4103 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
4105 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
4106 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
4107 (LANG_HOOKS_INITIALIZER): Add
4108 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
4110 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
4113 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
4114 the reload address with the index register for SFmode
4115 access with a displacement.
4117 2008-08-30 Jan Hubicka <jh@suse.cz>
4119 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
4120 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
4121 * dojump.c (do_jump): Likewise.
4122 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
4123 (note-if_info): Add BRANCH_COST.
4124 (noce_try_store_flag_constants, noce_try_addcc,
4125 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
4126 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
4127 find_if_case_2): Use computed branch cost.
4128 * expr.h (BRANCH_COST): Update default.
4129 * predict.c (predictable_edge_p): New function.
4130 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
4131 Update BRANCH_COST call.
4132 * basic-block.h (predictable_edge_p): Declare.
4133 * config/alpha/alpha.h (BRANCH_COST): Update.
4134 * config/frv/frv.h (BRANCH_COST): Update.
4135 * config/s390/s390.h (BRANCH_COST): Update.
4136 * config/spu/spu.h (BRANCH_COST): Update.
4137 * config/sparc/sparc.h (BRANCH_COST): Update.
4138 * config/m32r/m32r.h (BRANCH_COST): Update.
4139 * config/i386/i386.h (BRANCH_COST): Update.
4140 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
4142 * config/sh/sh.h (BRANCH_COST): Update.
4143 * config/pdp11/pdp11.h (BRANCH_COST): Update.
4144 * config/avr/avr.h (BRANCH_COST): Update.
4145 * config/crx/crx.h (BRANCH_COST): Update.
4146 * config/xtensa/xtensa.h (BRANCH_COST): Update.
4147 * config/stormy16/stormy16.h (BRANCH_COST): Update.
4148 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
4149 * config/iq2000/iq2000.h (BRANCH_COST): Update.
4150 * config/ia64/ia64.h (BRANCH_COST): Update.
4151 * config/rs6000/rs6000.h (BRANCH_COST): Update.
4152 * config/arc/arc.h (BRANCH_COST): Update.
4153 * config/score/score.h (BRANCH_COST): Update.
4154 * config/arm/arm.h (BRANCH_COST): Update.
4155 * config/pa/pa.h (BRANCH_COST): Update.
4156 * config/mips/mips.h (BRANCH_COST): Update.
4157 * config/vax/vax.h (BRANCH_COST): Update.
4158 * config/h8300/h8300.h (BRANCH_COST): Update.
4159 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
4160 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
4161 * doc/tm.texi (BRANCH_COST): Update.
4163 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
4166 * config/arm/arm.c (arm_optimization_options): Set
4167 flag_section_anchors to 2 instead of 1 to distinguish it from
4168 -fsection-anchors given explicitely on the command line.
4170 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
4172 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
4173 final insn of a split.
4175 2008-08-30 Jan Hubicka <jh@suse.cz>
4177 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
4178 optimized for speed.
4179 * final.c (compute_alignments): Use optimize_bb_for_size_p.
4180 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
4181 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
4182 flag_gcse_after_reload_set): New static vars.
4183 (common_handle_option): Enable those flags for profile-use.
4184 (decode_options): Remove optimize_size flags that are handled
4185 on higher granuality.
4186 * tree-vectorizer.c (vectorize_loops): Use
4187 optimize_loop_nest_for_speed_p.
4188 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
4189 * tree-predcom.c (tree_predictive_commoning): Use
4190 optimize_loop_for_speed_p.
4191 * varasm.c (assemble_start_function): Use
4192 optimize_function_for_speed_p.
4193 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
4194 * predict.c (optimize_loop_for_speed_p): Fix walk.
4196 2008-08-30 Jan Hubicka <jh@suse.cz>
4198 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
4200 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
4201 profile presence locally.
4203 2008-08-29 Joseph Myers <joseph@codesourcery.com>
4206 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
4207 versions before 4.0.
4209 2008-08-29 Jan Hubicka <jh@suse.cz>
4211 * tree-inline.c (insert_init_stmt): Insert sequence even when
4214 2008-08-29 Jeff Law <law@redhat.com>
4216 * mn10300.c (mn10300_secondary_reload_class): We need secondary
4217 reloads for AM33-2 if IN is a pseudo with an equivalent memory
4218 location and class is an FP register.
4220 2008-08-29 Jan Hubicka <jh@suse.cz>
4222 * see.c (see_merge_one_def_extension): Silence used uninitialized
4224 * matrix-reorg.c (check_allocation_function): Likewise.
4225 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
4227 2008-08-29 Jakub Jelinek <jakub@redhat.com>
4230 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
4231 compute new & and | in type rather than TREE_TYPE (arg0).
4233 * dwarf2out.c (fortran_common): Update comment.
4234 (gen_variable_die): Swap com_die and var_die variables in Fortran
4235 COMMON block handling code.
4237 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
4239 * dwarf2out.c (gen_const_die): New function.
4240 (size_of_die, value_format, output_die): Output larger
4241 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
4242 (native_encode_initializer): New function.
4243 (tree_add_const_value_attribute): Call it.
4244 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
4246 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
4247 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
4248 TREE_THIS_VOLATILE to add_type_attribute.
4250 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
4252 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
4255 * dwarf2out.c (loc_by_reference): New function.
4256 (add_location_or_const_value_attribute): Use it.
4259 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
4260 as DW_TAG_variable children of DW_TAG_common_block rather than
4261 DW_TAG_member children. Put DW_AT_external to individual
4262 DW_TAG_variable DIEs, not to DW_TAG_common_block.
4264 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
4265 loc_descriptor_from_tree_1.
4269 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
4270 arguments to imported_module_or_decl.
4271 (debug_nothing_tree_tree): Removed.
4272 (debug_nothing_tree_tree_tree_bool): New prototype.
4273 * debug.c (do_nothing_debug_hooks): Adjust.
4274 (debug_nothing_tree_tree): Removed.
4275 (debug_nothing_tree_tree_tree_bool): New function.
4276 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
4277 (gen_variable_die): Put all common vars for the
4278 same COMMON block under one DW_TAG_common_block.
4279 (declare_in_namespace): Return new context_die, for Fortran
4280 return the module DIE instead of adding extra declarations into
4282 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
4283 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
4284 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
4286 (dwarf2out_global_decl): Don't skip Fortran global vars.
4287 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
4288 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
4289 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
4290 DW_TAG_imported_declaration as child of previous
4291 DW_TAG_imported_module.
4292 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
4293 * sdbout.c (sdb_debug_hooks): Likewise.
4294 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
4296 2008-08-29 Jan Hubicka <jh@suse.cz>
4298 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
4300 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
4301 * ipa-cp.c (n_cloning_candidates): New static variable.
4302 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
4303 (ipcp_print_all_lattices): Improve debug output.
4304 (ipcp_cloning_candidate_p): New function.
4305 (ipcp_initialize_node_lattices): Use it.
4306 (ipcp_init_stage): Do only analyzis here; prettier debug output.
4307 (ipcp_propagate_stage): Prettier debug output.
4308 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
4309 (ipcp_print_all_structures): Remove.
4310 (ipcp_need_redirect_p): Test !n_cloning_candidates.
4311 (ipcp_insert_stage): Prettier debug output; call
4312 cgraph_remove_unreachable_nodes before propagating.
4313 (pass_ipa_cp): Schedule function removal pass.
4314 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
4316 (cgraph_maybe_hot_edge_p): Move to ...
4317 * predict.c (cgraph_maybe_hot_edge_p) ... here.
4318 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
4319 (common_handle_option): Set them; enable ipa-cp when profiling.
4320 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
4321 (ipa_print_all_jump_functions): Likewise.
4322 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
4323 (ipa_print_node_params, ipa_print_all_params): New.
4324 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
4325 ipa_print_all_param_flags): Remove.
4326 (ipa_print_node_params, ipa_print_all_params): New.
4328 2008-08-29 Bob Wilson <bob.wilson@acm.org>
4330 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
4331 change from 2008-04-03.
4332 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
4334 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
4337 * ira-color.c (push_allocnos_to_stack): Truncate
4338 removed_splay_allocno_vec.
4340 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
4343 * ira-color (ira_fast_allocation): Don't assign hard registers to
4346 2008-08-29 Jan Hubicka <jh@suse.cz>
4349 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
4350 for cold internal loops.
4352 2008-08-29 Richard Guenther <rguenther@suse.de>
4354 * tree-ssa-structalias.c (create_variable_info_for): Do not
4355 create fields for heap vars or vars with a noalias state.
4356 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
4359 2008-08-29 Richard Guenther <rguenther@suse.de>
4361 * common.opt (ftree-store-ccp): Mark as preserved for
4362 backward compatibility.
4363 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
4364 * tree-pass.h (pass_store_ccp): Remove.
4365 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
4366 (first_vdef): Remove declaration.
4367 (get_value_loaded_by): Likewise.
4368 * tree-ssa-ccp.c (do_store_ccp): Remove.
4369 (get_default_value): Simplify as do_store_ccp is always false
4370 now. Do not initialize mem_ref.
4371 (set_value_varying): Likewise.
4372 (canonicalize_float_value): Likewise.
4373 (set_lattice_value): Likewise.
4374 (likely_value): Likewise.
4375 (surely_varying_stmt_p): Likewise.
4376 (ccp_initialize): Likewise.
4377 (ccp_lattice_meet): Likewise.
4378 (ccp_visit_phi_node): Likewise.
4379 (ccp_fold): Likewise.
4380 (evaluate_stmt): Likewise.
4381 (visit_assignment): Likewise.
4382 (ccp_visit_stmt): Likewise.
4383 (execute_ssa_ccp): Fold into ...
4384 (do_ssa_ccp): ... this.
4385 (do_ssa_store_ccp): Remove.
4386 (gate_store_ccp): Likewise.
4387 (pass_store_ccp): Likewise.
4388 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
4390 * tree-ssa-propagate.c (first_vdef): Remove.
4391 (get_value_loaded_by): Likewise.
4392 (replace_vuses_in): Likewise.
4393 (substitute_and_fold): Do not call replace_vuses_in.
4394 * opts.c (decode_options): Do not set flag_tree_store_ccp.
4396 2008-08-29 Richard Guenther <rguenther@suse.de>
4399 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
4400 PARAM_NOALIAS tags with is_heapvar.
4401 * tree-ssa-operands.c (access_can_touch_variable): Offset
4402 based tests do not apply for heapvars. Fix offset test.
4404 2008-08-29 Jan Hubicka <jh@suse.cz>
4406 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
4407 (-fipa-cp-clone): Enabled by default at -O3.
4408 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
4409 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
4411 2008-08-29 Jan Hubicka <jh@suse.cz>
4413 * tree.c (build_function_type_skip_args,
4414 build_function_decl_skip_args): New functions.
4415 * tree.h (build_function_type_skip_args,
4416 build_function_decl_skip_args): Declare.
4417 * gimple.c (giple_copy_call_skip_args): New function.
4418 (giple_copy_call_skip_args): Declare.
4420 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
4421 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
4422 (ipcp_node_modifiable_p): ... this one; use
4423 tree_versionable_function_p.
4424 (ipcp_create_replace_map): Improve debug output.
4425 (ipcp_need_redirect_p): Return false when not clonning.
4426 (ipcp_update_callgraph): Skip args.
4427 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
4429 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
4430 (save_inline_function_body): Update call of tree_function_versioning.
4431 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
4432 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
4434 (tree_function_versioning): Likewise.
4435 * tree-inline.h (tree_function_versioning): Update prototype.
4437 2008-08-29 Jan Hubicka <jh@suse.cz>
4439 * loop-unswitch.c (unswitch_single_loop): Use
4440 optimize_loop_for_speed_p.
4441 * tree-ssa-threadupdate.c (mark_threaded_blocks):
4442 Use optimize_function_for_size_p.
4443 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
4444 * postreload-gcse.c (eliminate_partially_redundant_load):
4445 Use optimize_bb_for_size_p.
4446 * value-prof.c (gimple_divmod_fixed_value_transform,
4447 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
4448 gimple_stringops_transform): Use optimize_bb_for_size_p.
4449 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
4450 * final.c (compute_alignments): Use optimize_function_for_size_p.
4451 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
4452 (fold_builtin_strcpy, fold_builtin_fputs): Use
4453 optimize_function_for_size_p.
4454 * fold-const.c (tree_swap_operands_p): Use
4455 optimize_function_for_size_p.
4456 * recog.c (relax_delay_slots): Likewise.
4457 * tree-ssa-math-opts.c (replace_reciprocal):
4458 Use optimize_bb_for_speed_p.
4459 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
4460 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
4461 optimize_function_for_size_p.
4462 (cgraph_decide_inlining_of_small_function): Use
4463 optimize_function_for_size_p.
4464 * global.c (find_reg): Use optimize_function_for_size_p.
4465 * opts.c (decode_options): Do not clear flag_tree_ch,
4466 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
4467 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
4468 work it out from profile.
4469 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
4470 optimize_loop_for_speed_p.
4471 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4473 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
4474 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
4475 * tree-eh.c (decide_copy_try_finally): Use
4476 optimize_function_for_size_p.
4477 * local-alloc.c (block_alloc): Pass BB pointer.
4478 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
4479 * gcse.c (gcse_main): Use optimize_function_for_size_p.
4480 * loop-unroll.c (decide_unrolling_and_peeling):
4481 Use optimize_loop_for_size_p.
4482 (decide_peel_completely): Likewise.
4483 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
4484 optimize_loop_for_size_p.
4485 (vect_enhance_data_refs_alignment): Likewise.
4486 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
4487 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
4489 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
4490 (try_crossjump_bb): Use optimize_bb_for_size_p.
4491 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
4492 optimize_loop_for_speed_p.
4493 * bb-reorder.c (find_traces_1_round): Likewise.
4494 (copy_bb): Use optimize_bb_for_speed_p.
4495 (duplicate_computed_gotos): Likewise.
4496 * basic-block.h (optimize_loop_nest_for_size_p,
4497 optimize_loop_nest_for_speed_p): New.
4498 * stmt.c (expand_case): Use optimize_insn_for_size_p.
4500 2008-08-29 Tristan Gingold <gingold@adacore.com>
4502 * gcov.c (main): Call expandargv.
4504 2008-08-29 Jan Hubicka <jh@suse.cz>
4506 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
4508 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4510 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
4511 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4513 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
4515 2008-08-29 Jan Hubicka <jh@suse.cz>
4517 * tree-pass.h (pass_strip_predict_hints): Declare.
4518 * predict.c (strip_builtin_expect): Rename to ...
4519 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
4520 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
4521 (tree_estimate_probability): Do not strip builtin_expect.
4522 (pass_strip_predict_hints): New pass.
4523 * tree-inline.c (expand_call_inline): When inlining cold function,
4524 predict it as unlikely.
4525 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
4527 2008-08-29 Richard Guenther <rguenther@suse.de>
4529 PR tree-optimization/37207
4530 * tree-vrp.c (extract_range_from_binary_expr): Also try
4531 to constant fold if only one of the operands is a constant.
4533 2008-08-29 Nick Clifton <nickc@redhat.com>
4535 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
4536 the same way as SYMBOL_REFs.
4538 2008-08-28 Bob Wilson <bob.wilson@acm.org>
4540 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
4542 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
4544 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
4545 * config/mips/mips.md (branch_likely): Remove const. Fix
4547 (define_delay for type "branch"): Change to only apply for branch
4548 with likely variant.
4549 (define_delay for type "branch" and "branch_likely" no). New delay
4551 (equality_op): New code iterator.
4552 (bbv, bbinv): New code attributes.
4553 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
4556 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4557 Andrew Pinski <pinskia@gcc.gnu.org>
4560 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
4562 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
4564 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
4565 rule that a symbolic constant must be defined and >= 0 for the
4566 corresponding facility to be present at compile-time.
4567 * gthr-posix.c: Likewise.
4569 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
4571 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
4572 * config/mips/mips.md (D): New mode attribute.
4573 (mulsi3, muldi3): Merge it into ...
4574 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
4575 (muldi3_mul3): New pattern.
4576 (mulsi3_mult3): Rename to mulsi3_mul3.
4578 2008-08-28 Jan Hubicka <jh@suse.cz>
4580 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
4582 * predict.c (always_optimize_for_size_p): Rename to ...
4583 (optimize_function_for_size): ... this one; make extern.
4584 (optimize_function_for_speed_p): New.
4585 (optimize_bb_for_size_p, optimize_bb_for_size_p,
4586 optimize_edge_for_size_p,optimize_edge_for_size_p,
4587 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
4588 * basic-block.h (optimize_function_for_size_p,
4589 optimize_function_for_speed_p): Declare.
4590 * i386.md (optimize_size checks): Replace them by appropriate
4592 (standard_80387_constant_p, ix86_compute_frame_layout,
4593 ix86_expand_epilogue, ix86_decompose_address,
4594 print_operand, emit_i387_cw_initialization,
4595 inline_memory_move_cost, ix86_pad_returns,
4596 ix86_reorg): Replace optimize_size checks.
4598 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
4600 * rtl.h (simplify_subreg_regno): Declare.
4601 * rtlanal.c (simplify_subreg_regno): New function, split out from...
4602 * simplify-rtx.c (simplify_subreg): ...here.
4603 * reload.c (find_reloads): Use simplify_subreg_regno instead of
4604 subreg_offset_representable_p.
4606 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4609 * c-typeck.c (convert_for_assignment): Give a note describing what
4610 was passed and what was expected.
4612 2008-08-28 Joey Ye <joey.ye@intel.com>
4614 * doc/extend.texi: Document AVX built-in functions.
4615 * doc/invoke.texi: Document -mavx.
4617 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
4618 Joey Ye <joey.ye@intel.com>
4619 Xuepeng Guo <xuepeng.guo@intel.com>
4621 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
4623 * config/i386/cpuid.h (bit_FMA): New.
4624 (bit_XSAVE): Likewise.
4625 (bit_OSXSAVE): Likewise.
4626 (bit_AVX): Likewise.
4628 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
4629 define. Use ASM_OUTPUT_AVX_PREFIX.
4631 * config/i386/gmmintrin.h: New.
4633 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
4634 (OPTION_MASK_ISA_AVX_SET): New.
4635 (OPTION_MASK_ISA_FMA_SET): Likewise.
4636 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
4637 (OPTION_MASK_ISA_FMA_SET): Likewise.
4638 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
4639 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
4640 (pta_flags): Add PTA_AVX and PTA_FMA.
4641 (override_options): Handle PTA_AVX and PTA_FMA.
4642 (init_cumulative_args): Handle warn_avx.
4643 (classify_argument): Return 0 for COImode and OImode. Return
4644 1 and X86_64_AVX_CLASS for 256bit vector types.
4645 (examine_argument): Handle X86_64_AVX_CLASS.
4646 (construct_container): Likewise.
4647 (function_arg_advance_32): Pass OImode and 256bit vector types
4649 (function_arg_advance_64): Take a new argument to indicate if a
4650 parameter is named. Handle 256bit vector types. Return
4651 immediately for unnamed 256bit vector mode parameters.
4652 (function_arg_advance): Updated.
4653 (function_arg_32): Add comments for TImode. Handle OImode
4654 and 256bit vector types.
4655 (function_arg_64): Take a new argument to indicate if a
4656 parameter is named. Handle 256bit vector types. Return NULL
4657 for unnamed 256bit vector mode parameters.
4658 (function_arg): Updated.
4659 (setup_incoming_varargs_64): Support
4660 AVX encoding for *sse_prologue_save_insn.
4661 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
4662 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
4663 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
4664 enabled, otherwise return -3.
4665 (standard_sse_constant_opcode): Handle AVX and 256bit vector
4667 (print_reg): Support AVX registers. Handle 'x' and 't'.
4668 Handle 'd' to duplicate the operand.
4669 (print_operand): Likewise. Also support AVX vector compare
4671 (output_387_binary_op): Support AVX.
4672 (output_fp_compare): Likewise.
4673 (ix86_expand_vector_move_misalign): Likewise.
4674 (ix86_attr_length_vex_default): New.
4675 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
4676 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
4677 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
4678 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
4679 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
4680 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
4681 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
4682 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
4683 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
4684 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
4685 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
4686 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
4687 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
4688 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
4689 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
4690 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
4691 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
4692 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
4693 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
4694 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
4695 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
4696 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
4697 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
4698 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
4699 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
4700 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
4701 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
4702 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
4703 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
4704 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
4705 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
4706 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
4707 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
4708 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
4709 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
4710 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
4711 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
4712 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
4713 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
4714 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
4715 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
4716 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
4717 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
4718 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
4719 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
4720 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
4721 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
4722 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
4723 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
4724 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
4725 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
4726 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
4727 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
4728 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
4729 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
4730 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
4731 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
4732 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
4733 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
4734 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
4735 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
4736 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
4737 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
4738 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
4739 and IX86_BUILTIN_MOVMSKPS256,
4740 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
4741 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
4742 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
4743 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
4744 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
4745 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
4746 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
4747 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
4748 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
4749 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
4750 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
4751 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
4752 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
4753 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
4754 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
4755 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
4756 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
4757 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
4758 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
4759 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
4760 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
4761 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
4762 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
4763 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
4764 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
4765 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
4766 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
4767 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
4768 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
4769 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
4770 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
4771 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
4772 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
4773 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
4774 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
4775 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
4776 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
4777 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
4778 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
4779 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
4780 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
4781 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
4782 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
4783 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
4784 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
4785 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
4786 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
4787 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
4788 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
4789 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
4790 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
4791 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
4792 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
4793 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
4794 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
4795 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
4796 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
4797 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
4799 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
4800 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
4801 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
4802 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
4803 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
4804 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
4805 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
4806 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
4807 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
4808 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
4809 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
4810 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
4811 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
4812 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
4813 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
4814 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
4815 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
4816 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
4817 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
4818 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
4819 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
4820 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
4821 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
4822 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
4823 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
4824 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
4825 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
4826 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
4827 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
4828 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
4829 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
4830 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
4831 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
4832 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
4833 IX86_BUILTIN_MOVMSKPS256.
4834 (ix86_init_mmx_sse_builtins): Support AVX builtins.
4835 (ix86_expand_args_builtin): Likewise.
4836 (ix86_expand_special_args_builtin): Likewise.
4837 (ix86_hard_regno_mode_ok): Handle AVX modes.
4838 (ix86_expand_vector_init_duplicate): Likewise.
4839 (ix86_expand_vector_init_one_nonzero): Likewise.
4840 (ix86_expand_vector_init_one_var): Likewise.
4841 (ix86_expand_vector_init_concat): Likewise.
4842 (ix86_expand_vector_init_general): Likewise.
4843 (ix86_expand_vector_set): Likewise.
4844 (ix86_vector_mode_supported_p): Likewise.
4845 (x86_extended_reg_mentioned_p): Check INSN_P before using
4848 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
4849 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
4851 * config/i386/i386.h (TARGET_AVX): New.
4852 (TARGET_FMA): Likewise.
4853 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
4854 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
4855 (VALID_AVX256_REG_MODE): New.
4856 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4857 (AVX_FLOAT_MODE_P): Likewise.
4858 (AVX128_VEC_FLOAT_MODE_P): Likewise.
4859 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4860 (AVX_VEC_FLOAT_MODE_P): Likewise.
4861 (ASM_OUTPUT_AVX_PREFIX): Likewise.
4862 (ASM_OUTPUT_OPCODE): Likewise.
4863 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
4865 (SSE_REG_MODE_P): Allow 256bit vector modes.
4866 (ix86_args): Add a warn_avx field.
4868 * config/i386/i386.md (UNSPEC_PCMP): New.
4869 (UNSPEC_VPERMIL): Likewise.
4870 (UNSPEC_VPERMIL2): Likewise.
4871 (UNSPEC_VPERMIL2F128): Likewise.
4872 (UNSPEC_MASKLOAD): Likewise.
4873 (UNSPEC_MASKSTORE): Likewise.
4874 (UNSPEC_CAST): Likewise.
4875 (UNSPEC_VTESTP): Likewise.
4876 (UNSPECV_VZEROALL): Likewise.
4877 (UNSPECV_VZEROUPPER): Likewise.
4878 (XMM0_REG): Likewise.
4879 (XMM1_REG): Likewise.
4880 (XMM2_REG): Likewise.
4881 (XMM3_REG): Likewise.
4882 (XMM4_REG): Likewise.
4883 (XMM5_REG): Likewise.
4884 (XMM6_REG): Likewise.
4885 (XMM8_REG): Likewise.
4886 (XMM9_REG): Likewise.
4887 (XMM10_REG): Likewise.
4888 (XMM11_REG): Likewise.
4889 (XMM12_REG): Likewise.
4890 (XMM13_REG): Likewise.
4891 (XMM14_REG): Likewise.
4892 (XMM15_REG): Likewise.
4894 (prefix_vex_imm8): Likewise.
4895 (prefix_vex_w): Likewise.
4896 (length_vex): Likewise.
4899 (*avx_ashlti3): Likewise.
4900 (*avx_lshrti3): Likewise.
4901 (*avx_setcc<mode>): Likewise.
4902 (*fop_<mode>_comm_mixed_avx): Likewise.
4903 (*fop_<mode>_comm_avx): Likewise.
4904 (*fop_<mode>_1_mixed_avx): Likewise.
4905 (*fop_<mode>_1_avx): Likewise.
4906 (*avx_<code><mode>3): Likewise.
4907 (*avx_ieee_smin<mode>3): Likewise.
4908 (*avx_ieee_smax<mode>3): Likewise.
4909 (mode): Add OI, V8SF and V4DF.
4910 (length): Support VEX prefix.
4911 (*cmpfp_i_mixed): Set prefix attribute.
4912 (*cmpfp_i_sse): Likewise.
4913 (*cmpfp_iu_mixed): Likewise.
4914 (*cmpfp_iu_sse): Likewise.
4915 (*movsi_1): Support AVX.
4916 (*movdi_2): Likewise.
4917 (*movdi_1_rex64): Likewise.
4918 (*movti_internal): Likewise.
4919 (*movti_rex64): Likewise.
4920 (*movsf_1): Likewise.
4921 (*movdf_nointeger): Likewise.
4922 (*movdf_integer_rex64): Likewise.
4923 (*movtf_internal): Likewise.
4924 (zero_extendsidi2_32): Likewise.
4925 (zero_extendsidi2_rex64): Likewise.
4926 (*extendsfdf2_mixed): Likewise.
4927 (*extendsfdf2_sse): Likewise.
4928 (*truncdfsf_fast_mixed): Likewise.
4929 (*truncdfsf_fast_sse): Likewise.
4930 (*truncdfsf_mixed): Likewise.
4931 (fix_trunc<mode>di_sse): Likewise.
4932 (fix_trunc<mode>si_sse): Likewise.
4933 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
4934 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
4935 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
4936 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
4937 (*rcpsf2_sse): Likewise.
4938 (*rsqrtsf2_sse): Likewise.
4939 (*sqrt<mode>2_sse): Likewise.
4940 (sse4_1_round<mode>2): Likewise.
4941 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
4942 Support AVX. Set length attribute properly for AVX.
4944 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
4945 (VECTOR_MODES (FLOAT, 32)): Likewise.
4946 (VECTOR_MODE (INT, DI, 8)): Likewise.
4947 (VECTOR_MODE (INT, HI, 32)): Likewise.
4948 (VECTOR_MODE (INT, QI, 64)): Likewise.
4949 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
4950 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
4951 (VECTOR_MODE (INT, DI, 4)): Removed.
4952 (VECTOR_MODE (INT, SI, 8)): Likewise.
4953 (VECTOR_MODE (INT, HI, 16)): Likewise.
4954 (VECTOR_MODE (INT, QI, 32)): Likewise.
4955 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
4956 (INT_MODE (OI, 32)): Likewise.
4958 * config/i386/i386.opt (mavx): New.
4961 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
4963 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
4964 (*mov<mode>_internal_avx): New.
4965 (*movv2sf_internal_rex64_avx): Likewise.
4966 (*movv2sf_internal_avx): Likewise.
4968 * config/i386/predicates.md (const_4_to_5_operand): New.
4969 (const_6_to_7_operand): Likewise.
4970 (const_8_to_11_operand): Likewise.
4971 (const_12_to_15_operand): Likewise.
4972 (avx_comparison_float_operator): Likewise.
4974 * config/i386/sse.md (AVX256MODEI): New.
4975 (AVX256MODE): Likewise.
4976 (AVXMODEQI): Likewise.
4977 (AVXMODE): Likewise.
4978 (AVX256MODEF2P): Likewise.
4979 (AVX256MODE2P): Likewise.
4980 (AVX256MODE4P): Likewise.
4981 (AVX256MODE8P): Likewise.
4982 (AVXMODEF2P): Likewise.
4983 (AVXMODEF4P): Likewise.
4984 (AVXMODEDCVTDQ2PS): Likewise.
4985 (AVXMODEDCVTPS2DQ): Likewise.
4986 (avxvecmode): Likewise.
4987 (avxvecpsmode): Likewise.
4988 (avxhalfvecmode): Likewise.
4989 (avxscalarmode): Likewise.
4990 (avxcvtvecmode): Likewise.
4991 (avxpermvecmode): Likewise.
4992 (avxmodesuffixf2c): Likewise.
4993 (avxmodesuffixp): Likewise.
4994 (avxmodesuffixs): Likewise.
4995 (avxmodesuffix): Likewise.
4996 (vpermilbits): Likewise.
4997 (pinsrbits): Likewise.
4998 (mov<mode>): Likewise.
4999 (*mov<mode>_internal): Likewise.
5000 (push<mode>1): Likewise.
5001 (movmisalign<mode>): Likewise.
5002 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5003 (avx_movdqu<avxmodesuffix>): Likewise.
5004 (avx_lddqu<avxmodesuffix>): Likewise.
5005 (<plusminus_insn><mode>3): Likewise.
5006 (*avx_<plusminus_insn><mode>3): Likewise.
5007 (*avx_vm<plusminus_insn><mode>3): Likewise.
5008 (mul<mode>3): Likewise.
5009 (*avx_mul<mode>3): Likewise.
5010 (*avx_vmmul<mode>3): Likewise.
5011 (divv8sf3): Likewise.
5012 (divv4df3): Likewise.
5013 (avx_div<mode>3): Likewise.
5014 (*avx_div<mode>3): Likewise.
5015 (*avx_vmdiv<mode>3): Likewise.
5016 (avx_rcpv8sf2): Likewise.
5017 (*avx_vmrcpv4sf2): Likewise.
5018 (sqrtv8sf2): Likewise.
5019 (avx_sqrtv8sf2): Likewise.
5020 (*avx_vmsqrt<mode>2): Likewise.
5021 (rsqrtv8sf2): Likewise.
5022 (avx_rsqrtv8sf2): Likewise.
5023 (*avx_vmrsqrtv4sf2): Likewise.
5024 (<code><mode>3): Likewise.
5025 (*avx_<code><mode>3_finite): Likewise.
5026 (*avx_<code><mode>3): Likewise.
5027 (*avx_vm<code><mode>3): Likewise.
5028 (*avx_ieee_smin<mode>3): Likewise.
5029 (*avx_ieee_smax<mode>3): Likewise.
5030 (avx_addsubv8sf3): Likewise.
5031 (avx_addsubv4df3): Likewise.
5032 (*avx_addsubv4sf3): Likewise.
5033 (*avx_addsubv2df3): Likewise.
5034 (avx_h<plusminus_insn>v4df3): Likewise.
5035 (avx_h<plusminus_insn>v8sf3): Likewise.
5036 (*avx_h<plusminus_insn>v4sf3): Likewise.
5037 (*avx_h<plusminus_insn>v2df3): Likewise.
5038 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
5039 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
5040 (*avx_maskcmp<mode>3): Likewise.
5041 (avx_nand<mode>3): Likewise.
5042 (*avx_<code><mode>3): Likewise.
5043 (*avx_nand<mode>3): Likewise.
5044 (*avx_<code><mode>3): Likewise.
5045 (*avx_cvtsi2ss): Likewise.
5046 (*avx_cvtsi2ssq): Likewise.
5047 (*avx_cvtsi2sd): Likewise.
5048 (*avx_cvtsi2sdq): Likewise.
5049 (*avx_cvtsd2ss): Likewise.
5050 (avx_cvtss2sd): Likewise.
5051 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
5052 (avx_cvtps2dq<avxmodesuffix>): Likewise.
5053 (avx_cvttps2dq<avxmodesuffix>): Likewise.
5054 (*avx_cvtsi2sd): Likewise.
5055 (*avx_cvtsi2sdq): Likewise.
5056 (avx_cvtdq2pd256): Likewise.
5057 (avx_cvtpd2dq256): Likewise.
5058 (avx_cvttpd2dq256): Likewise.
5059 (*avx_cvtsd2ss): Likewise.
5060 (*avx_cvtss2sd): Likewise.
5061 (avx_cvtpd2ps256): Likewise.
5062 (avx_cvtps2pd256): Likewise.
5063 (*avx_movhlps): Likewise.
5064 (*avx_movlhps): Likewise.
5065 (avx_unpckhps256): Likewise.
5066 (*avx_unpckhps): Likewise.
5067 (avx_unpcklps256): Likewise.
5068 (*avx_unpcklps): Likewise.
5069 (avx_movshdup256): Likewise.
5070 (avx_movsldup256): Likewise.
5071 (avx_shufps256): Likewise.
5072 (avx_shufps256_1): Likewise.
5073 (*avx_shufps_<mode>): Likewise.
5074 (*avx_loadhps): Likewise.
5075 (*avx_storelps): Likewise.
5076 (*avx_loadlps): Likewise.
5077 (*avx_movss): Likewise.
5078 (*vec_dupv4sf_avx): Likewise.
5079 (*vec_concatv2sf_avx): Likewise.
5080 (*vec_concatv4sf_avx): Likewise.
5081 (*vec_setv4sf_0_avx): Likewise.
5082 (*vec_setv4sf_avx): Likewise.
5083 (*avx_insertps): Likewise.
5084 (avx_vextractf128<mode>): Likewise.
5085 (vec_extract_lo_<mode>): Likewise.
5086 (vec_extract_hi_<mode>): Likewise.
5087 (vec_extract_lo_<mode>): Likewise.
5088 (vec_extract_hi_<mode>): Likewise.
5089 (vec_extract_lo_v16hi): Likewise.
5090 (vec_extract_hi_v16hi): Likewise.
5091 (vec_extract_lo_v32qi): Likewise.
5092 (vec_extract_hi_v32qi): Likewise.
5093 (avx_unpckhpd256): Likewise.
5094 (*avx_unpckhpd): Likewise.
5095 (avx_movddup256): Likewise.
5096 (*avx_movddup): Likewise.
5097 (avx_unpcklpd256): Likewise.
5098 (*avx_unpcklpd): Likewise.
5099 (avx_shufpd256): Likewise.
5100 (avx_shufpd256_1): Likewise.
5101 (*avx_punpckhqdq): Likewise.
5102 (*avx_punpcklqdq): Likewise.
5103 (*avx_shufpd_<mode>): Likewise.
5104 (*avx_storehpd): Likewise.
5105 (*avx_loadhpd): Likewise.
5106 (*avx_loadlpd): Likewise.
5107 (*avx_movsd): Likewise.
5108 (*vec_concatv2df_avx): Likewise.
5109 (*avx_<plusminus_insn><mode>3): Likewise.
5110 (*avx_<plusminus_insn><mode>3): Likewise.
5111 (*avx_mulv8hi3): Likewise.
5112 (*avxv8hi3_highpart): Likewise.
5113 (*avx_umulv8hi3_highpart): Likewise.
5114 (*avx_umulv2siv2di3): Likewise.
5115 (*avx_mulv2siv2di3): Likewise.
5116 (*avx_pmaddwd): Likewise.
5117 (*avx_mulv4si3): Likewise.
5118 (*avx_ashr<mode>3): Likewise.
5119 (*avx_lshr<mode>3): Likewise.
5120 (*avx_ashl<mode>3): Likewise.
5121 (*avx_<code><mode>3): Likewise.
5122 (*avx_eq<mode>3): Likewise.
5123 (*avx_gt<mode>3): Likewise.
5124 (*avx_nand<mode>3): Likewise.
5125 (*avx_nand<mode>3): Likewise.
5126 (*avx_<code><mode>3): Likewise.
5127 (*avx_<code><mode>3): Likewise.
5128 (*avx_packsswb): Likewise.
5129 (*avx_packssdw): Likewise.
5130 (*avx_packuswb): Likewise.
5131 (*avx_punpckhbw): Likewise.
5132 (*avx_punpcklbw): Likewise.
5133 (*avx_punpckhwd): Likewise.
5134 (*avx_punpcklwd): Likewise.
5135 (*avx_punpckhdq): Likewise.
5136 (*avx_punpckldq): Likewise.
5137 (*avx_pinsr<avxmodesuffixs>): Likewise.
5138 (*avx_pinsrq): Likewise.
5139 (*avx_loadld): Likewise.
5140 (*vec_extractv2di_1_rex64_avx): Likewise.
5141 (*vec_extractv2di_1_avx): Likewise.
5142 (*vec_dupv2di_avx): Likewise.
5143 (*vec_concatv2si_avx): Likewise.
5144 (*vec_concatv4si_1_avx): Likewise.
5145 (*vec_concatv2di_avx): Likewise.
5146 (*vec_concatv2di_rex64_avx): Likewise.
5147 (*avx_uavgv16qi3): Likewise.
5148 (*avx_uavgv8hi3): Likewise.
5149 (*avx_psadbw): Likewise.
5150 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
5151 (*avx_phaddwv8hi3): Likewise.
5152 (*avx_phadddv4si3): Likewise.
5153 (*avx_phaddswv8hi3): Likewise.
5154 (*avx_phsubwv8hi3): Likewise.
5155 (*avx_phsubdv4si3): Likewise.
5156 (*avx_phsubswv8hi3): Likewise.
5157 (*avx_pmaddubsw128): Likewise.
5158 (*avx_pmulhrswv8hi3): Likewise.
5159 (*avx_pshufbv16qi3): Likewise.
5160 (*avx_psign<mode>3): Likewise.
5161 (*avx_palignrti): Likewise.
5162 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5163 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5164 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5165 (*avx_mpsadbw): Likewise.
5166 (*avx_packusdw): Likewise.
5167 (*avx_pblendvb): Likewise.
5168 (*avx_pblendw): Likewise.
5169 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5170 (avx_ptest256): Likewise.
5171 (avx_roundp<avxmodesuffixf2c>256): Likewise.
5172 (*avx_rounds<ssemodesuffixf2c>): Likewise.
5173 (*avx_aesenc): Likewise.
5174 (*avx_aesenclast): Likewise.
5175 (*avx_aesdec): Likewise.
5176 (*avx_aesdeclast): Likewise.
5177 (avx_vzeroupper): Likewise.
5178 (avx_vzeroupper_rex64): Likewise.
5179 (avx_vpermil<mode>): Likewise.
5180 (avx_vpermilvar<mode>3): Likewise.
5181 (avx_vpermil2<mode>3): Likewise.
5182 (avx_vperm2f128<mode>3): Likewise.
5183 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5184 (avx_vbroadcastss256): Likewise.
5185 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
5186 (avx_vinsertf128<mode>): Likewise.
5187 (vec_set_lo_<mode>): Likewise.
5188 (vec_set_hi_<mode>): Likewise.
5189 (vec_set_lo_<mode>): Likewise.
5190 (vec_set_hi_<mode>): Likewise.
5191 (vec_set_lo_v16hi): Likewise.
5192 (vec_set_hi_v16hi): Likewise.
5193 (vec_set_lo_v32qi): Likewise.
5194 (vec_set_hi_v32qi): Likewise.
5195 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5196 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5197 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
5198 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
5199 (vec_init<mode>): Likewise.
5200 (*vec_concat<mode>_avx): Likewise.
5201 (blendbits): Support V8SF and V4DF.
5202 (sse2_movq128): Support AVX.
5203 (<sse>_movnt<mode>): Likewise.
5204 (sse2_movntv2di): Likewise.
5205 (sse_rcpv4sf2): Likewise.
5206 (sse_sqrtv4sf2): Likewise.
5207 (sse_rsqrtv4sf2): Likewise.
5208 (<sse>_comi): Likewise.
5209 (<sse>_ucomi): Likewise.
5210 (sse_cvtss2si): Likewise.
5211 (sse_cvtss2si_2): Likewise.
5212 (sse_cvtss2siq): Likewise.
5213 (sse_cvtss2siq_2): Likewise.
5214 (sse_cvttss2si): Likewise.
5215 (sse_cvttss2siq): Likewise.
5216 (sse2_cvtsd2si): Likewise.
5217 (sse2_cvtsd2si_2): Likewise.
5218 (sse2_cvtsd2siq): Likewise.
5219 (sse2_cvtsd2siq_2): Likewise.
5220 (sse2_cvttsd2si): Likewise.
5221 (sse2_cvttsd2siq): Likewise.
5222 (sse2_cvtdq2pd): Likewise.
5223 (*sse2_cvtpd2dq): Likewise.
5224 (*sse2_cvttpd2dq): Likewise.
5225 (*sse2_cvtpd2ps): Likewise.
5226 (sse2_cvtps2pd): Likewise.
5227 (sse3_movshdup): Likewise.
5228 (sse3_movsldup): Likewise.
5229 (sse_storehps): Likewise.
5230 (*sse4_1_extractps): Likewise.
5231 (sse2_storelpd): Likewise.
5232 (vec_dupv2df_sse3): Likewise.
5233 (*vec_concatv2df_sse3): Likewise.
5234 (*sse4_1_pextrb): Likewise.
5235 (*sse4_1_pextrb_memory): Likewise.
5236 (*sse2_pextrw): Likewise.
5237 (*sse4_1_pextrw_memory): Likewise.
5238 (*sse4_1_pextrd): Likewise.
5239 (*sse4_1_pextrq): Likewise.
5240 (sse2_pshufd_1): Likewise.
5241 (sse2_pshuflw_1): Likewise.
5242 (sse2_pshufhw_1): Likewise.
5243 (*sse2_storeq_rex64): Likewise.
5244 (*vec_dupv4si): Likewise.
5245 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
5246 (sse2_pmovmskb): Likewise.
5247 (*sse2_maskmovdqu): Likewise.
5248 (*sse2_maskmovdqu_rex64): Likewise.
5249 (sse_ldmxcsr): Likewise.
5250 (sse_stmxcsr): Likewise.
5251 (abs<mode>2): Likewise.
5252 (sse4_1_movntdqa): Likewise.
5253 (sse4_1_phminposuw): Likewise.
5254 (sse4_1_extendv8qiv8hi2): Likewise.
5255 (*sse4_1_extendv8qiv8hi2): Likewise.
5256 (sse4_1_extendv4qiv4si2): Likewise.
5257 (*sse4_1_extendv4qiv4si2): Likewise.
5258 (sse4_1_extendv2qiv2di2): Likewise.
5259 (*sse4_1_extendv2qiv2di2): Likewise.
5260 (sse4_1_extendv4hiv4si2): Likewise.
5261 (*sse4_1_extendv4hiv4si2): Likewise.
5262 (sse4_1_extendv2hiv2di2): Likewise.
5263 (*sse4_1_extendv2hiv2di2): Likewise.
5264 (sse4_1_extendv2siv2di2): Likewise.
5265 (*sse4_1_extendv2siv2di2): Likewise.
5266 (sse4_1_zero_extendv8qiv8hi2): Likewise.
5267 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
5268 (sse4_1_zero_extendv4qiv4si2): Likewise.
5269 (*sse4_1_zero_extendv4qiv4si2): Likewise.
5270 (sse4_1_zero_extendv2qiv2di2): Likewise.
5271 (*sse4_1_zero_extendv2qiv2di2): Likewise.
5272 (sse4_1_zero_extendv4hiv4si2): Likewise.
5273 (*sse4_1_zero_extendv4hiv4si2): Likewise.
5274 (sse4_1_zero_extendv2hiv2di2): Likewise.
5275 (*sse4_1_zero_extendv2hiv2di2): Likewise.
5276 (sse4_1_zero_extendv2siv2di2): Likewise.
5277 (*sse4_1_zero_extendv2siv2di2): Likewise.
5278 (sse4_1_ptest): Likewise.
5279 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
5280 (sse4_2_pcmpestri): Likewise.
5281 (sse4_2_pcmpestrm): Likewise.
5282 (sse4_2_pcmpistri): Likewise.
5283 (sse4_2_pcmpistrm): Likewise.
5285 (aeskeygenassist): Likewise.
5287 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
5289 * config/i386/predicates.md (vzeroall_operation): New.
5291 * config/i386/sse.md (avx_vzeroall): New.
5292 (*avx_vzeroall): Likewise.
5294 2008-08-28 Paul Brook <paul@codesourcery.com>
5295 Mark Shinwell <shinwell@codesourcery.com>
5296 Richard Earnshaw <richard.earnshaw@arm.com>
5298 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
5299 (TARGET_MIN_ANCHOR_OFFSET): New.
5300 (arm_override_options): Set correct anchor ranges for Thumb-1
5301 and Thumb-2 if required.
5302 (legitimize_pic_address): Handle case involving a TLS symbol
5303 reference with an addend.
5304 (arm_optimization_options): Enable section anchors at -O1 and
5306 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
5307 * config/arm/arm-protos.h (arm_optimization_options): New.
5309 2008-08-28 Nick Clifton <nickc@redhat.com>
5311 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
5312 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
5315 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
5316 * config/v850/v850.md (return): Remove frame size restriction.
5318 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
5320 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
5322 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
5324 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
5326 2008-08-28 Paul Brook <paul@codesourcery.com>
5328 * config/arm/vfp11.md: Update license notice.
5329 * config/arm/cortex-r4.md: Ditto.
5331 2008-08-28 Richard Guenther <rguenther@suse.de>
5333 PR tree-optimization/37207
5334 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
5337 2008-08-28 Dodji Seketeli <dodji@redhat.com>
5340 * tree.c (int_fits_type_p): Don't forget unsigned integers
5341 of type sizetype which higher end word equals -1.
5343 2008-08-28 Ira Rosen <irar@il.ibm.com>
5345 * target.h (struct vectorize): Add new target builtin.
5346 * tree-vectorizer.c (destroy_loop_vec_info): Call
5347 vect_free_slp_instance instead of vect_free_slp_node.
5348 * tree-vectorizer.h (enum slp_load_perm_type): New.
5349 (struct _slp_instance): Add new fields.
5350 (SLP_INSTANCE_LOAD_PERMUTATION): New.
5351 (SLP_INSTANCE_LOADS): New.
5352 (vect_free_slp_tree): Remove.
5353 (vect_free_slp_instance): Declare.
5354 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
5355 (vectorizable_load): Add argument.
5356 (vect_transform_slp_perm_load): New.
5357 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
5359 (vect_get_place_in_interleaving_chain): New function.
5360 (vect_free_slp_tree): Make static.
5361 (vect_free_slp_instance): New function.
5362 (vect_build_slp_tree): Add new arguments. Allow load permutations and
5363 collect the load location in the interleaving chain.
5364 (vect_supported_slp_permutation_p): New function.
5365 (vect_supported_load_permutation_p): Likewise.
5366 (vect_analyze_slp_instance): In case of loads permutation, call
5367 vect_supported_load_permutation_p to check that the permutation is
5369 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
5370 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
5371 (vect_create_mask_and_perm): New function.
5372 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
5373 (vectorizable_load): Add an argument. Don't keep the created vectors
5374 statements in the node if permutation is required. Call
5375 vect_transform_slp_perm_load to generate the permutation.
5376 (vect_transform_stmt): Add new argument. Call vectorizable_load with
5377 additional argument.
5378 (vect_schedule_slp_instance): In case of loads permutation, allocate
5379 vectorized statements structure for all the related SLP nodes. Call
5380 vect_transform_stmt with addditional argument.
5381 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
5382 * config/spu/spu.c (spu_builtin_vec_perm): New.
5383 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
5384 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
5385 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
5386 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
5388 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
5390 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
5391 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
5392 __gthread_cond_signal, __gthread_cond_timedwait,
5393 __gthread_cond_timedwait_recursive): New functions.
5394 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
5396 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
5399 2008-08-28 Richard Guenther <rguenther@suse.de>
5402 * fold-const.c (maybe_canonicalize_comparison_1): Require
5403 undefined overflow only for canonicalizing A +- CST cmp CST.
5404 Make sure to not generate new constants that are not inside
5405 their TYPE_MIN/MAX_VALUE range.
5406 (maybe_canonicalize_comparison): Remove undefined overflow
5408 (fold_binary): Remove now duplicate folding.
5410 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
5412 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
5413 use not updated in the last change.
5415 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
5417 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
5418 (IRA_COVER_CLASSES): Add FPUL_REGS.
5420 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5423 * c-common.c (conversion_warning): Check for null operands.
5425 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5428 * c-decl.c (check_for_loop_decls): Improve error message. Give
5431 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5434 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
5435 (convert_for_assignment): Pass corrent OPT_W* parameter to
5436 WARN_FOR_ASSIGNMENT.
5438 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
5441 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
5443 2008-08-27 Paul Brook <paul@codesourcery.com>
5445 * config.gcc: Loosen checks for arm uclinux eabi targets.
5447 2008-08-27 Paul Brook <paul@codesourcery.com>
5449 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
5451 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
5453 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
5455 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
5456 the enumerators of an ENUMERAL_TYPE.
5457 * dbxout.c (dbxout_type): Ditto.
5459 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
5462 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
5463 (fwprop_addr): Check that the loop_father is not the outer loop.
5465 2008-08-26 Paul Brook <paul@codesourcery.com>
5467 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
5468 Remove documentation entry for fmul type.
5469 Use fmuls to annotate single-precision multiplication patterns,
5470 fmuld to annotate double-precision multiplication patterns,
5471 fmacs to annotate single-precision multiply-accumulate patterns
5472 and fmacd to annotate double-precision multiply-accumulate patterns.
5473 * config/arm/vfp11.md: Update reservations accordingly.
5474 * config/arm/arm.md: Note that certain values of the "type"
5475 attribute are documented in vfp.md.
5476 * config/arm/arm1020e.md: Remove out of date duplicate comment.
5477 (v10_cvt): Use new fmul types.
5479 2008-08-26 Paul Brook <paul@codesourcery.com>
5481 * config/arm/vfp.md: Move pipeline description for VFP11 to...
5482 * config/arm/vfp11.md: ...here. New.
5483 * config/arm/arm.md: Include vfp11.md.
5485 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
5487 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
5488 parameter to inform call.
5490 2008-08-26 Jeff Law <law@redhat.com>
5492 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
5493 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
5494 preferred class when copying a constant into a partial word register.
5496 2008-08-26 Ben Elliston <bje@au.ibm.com>
5498 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
5499 * cp/typeck.c: Likewise.
5500 * cp/tree.c: Likewise.
5501 * gimple-low.c: Likewise.
5504 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
5506 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
5507 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
5509 * doc/passes.texi: Describe IRA.
5511 * doc/tm.texi (IRA_COVER_CLASSES,
5512 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
5514 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
5515 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
5516 -fira-propagate-cost, -fno-ira-share-save-slots,
5517 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
5519 * flags.h (ira_algorithm): New enumeration.
5520 (flag_ira_algorithm, flag_ira_verbose): New external variable
5523 * postreload.c (gate_handle_postreload): Don't do post reload
5524 optimizations unless the reload is completed.
5526 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
5529 * tree-pass.h (pass_ira): New external variable declaration.
5531 * reload.h: Add 2008 to the Copyright.
5533 * cfgloopanal.c: Include params.h.
5534 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
5537 * params.h (IRA_MAX_LOOPS_NUM): New macro.
5539 * toplev.c (ira.h): New include.
5540 (flag_ira_algorithm, flag_ira_verbose): New external variables.
5541 (backend_init_target): Call ira_init.
5542 (backend_init): Call ira_init_once.
5543 (finalize): Call finish_ira_once.
5545 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
5546 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
5549 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
5550 may_move_out_cost): New external variable declarations.
5551 (move_table): New typedef.
5553 * caller-save.c: Include headers output.h and ira.h.
5554 (no_caller_save_reg_set): New global variable.
5555 (save_slots_num, save_slots): New variables.
5556 (reg_save_code, reg_restore_code, add_stored_regs): Add
5558 (init_caller_save): Set up no_caller_save_reg_set.
5559 (init_save_areas): Reset save_slots_num.
5560 (saved_hard_reg): New structure.
5561 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
5562 (initiate_saved_hard_regs, new_saved_hard_reg,
5563 finish_saved_hard_regs, saved_hard_reg_compare_func): New
5565 (setup_save_areas): Add code for sharing stack slots.
5566 (all_blocks): New variable.
5567 (save_call_clobbered_regs): Process pseudo-register too.
5568 (mark_set_regs): Process pseudo-register too.
5569 (insert_one_insn): Put the insn after bb note in a empty basic
5570 block. Add insn check.
5572 * global.c (eliminable_regset): Make it external.
5573 (mark_elimination): Use DF_LR_IN for IRA.
5574 (pseudo_for_reload_consideration_p): New.
5575 (build_insn_chain): Make it external. Don't ignore spilled
5576 pseudos for IRA. Use pseudo_for_reload_consideration_p.
5577 (gate_handle_global_alloc): New function.
5578 (pass_global_alloc): Add the gate function.
5580 * opts.c (decode_options): Set up flag_ira. Print the warning for
5582 (common_handle_option): Process -fira-algorithm and -fira-verbose.
5584 * timevar.def (TV_IRA, TV_RELOAD): New passes.
5586 * regmove.c (regmove_optimize): Don't do replacement of output for
5589 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
5590 New external variable declarations.
5592 * local-alloc.c (update_equiv_regs): Make it external. Return
5593 true if jump label rebuilding should be done. Rescan new_insn for
5595 (gate_handle_local_alloc): New function.
5596 (pass_local_alloc): Add the gate function.
5598 * alias.c (value_addr_p, stack_addr_p): New functions.
5599 (nonoverlapping_memrefs_p): Use them for IRA.
5601 * common.opt (fira, fira-algorithm, fira-coalesce,
5602 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
5603 fira-verbose): New options.
5605 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
5606 move_cost, may_move_in_cost, may_move_out_cost): Make the
5608 (move_table): Remove typedef.
5609 (init_move_cost): Make it external.
5610 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
5613 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
5614 setup_reg_classes): New function prototypes.
5615 (eliminable_regset): New external variable declaration.
5616 (build_insn_chain, update_equiv_regs): New function prototypes.
5618 * Makefile.in (IRA_INT_H): New definition.
5619 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
5620 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
5621 (reload1.o, toplev.o): Add dependence on ira.h.
5622 (cfgloopanal.o): Add PARAMS_H.
5623 (caller-save.o): Add dependence on output.h and ira.h.
5624 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
5625 ira-emit.o, ira-lives.o): New entries.
5627 * passes.c (pass_ira): New pass.
5629 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
5631 * reload1.c (ira.h): Include the header.
5632 (changed_allocation_pseudos): New bitmap.
5633 (init_reload): Initiate the bitmap.
5634 (compute_use_by_pseudos): Permits spilled registers in FROM.
5635 (temp_pseudo_reg_arr): New variable.
5636 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
5637 IRA. Call alter_reg with the additional parameter. Don't clear
5638 spilled_pseudos for IRA. Restore original insn chain for IRA.
5639 Clear changed_allocation_pseudos at the end of reload.
5640 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
5641 (hard_regno_to_pseudo_regno): New variable.
5642 (count_pseudo): Check spilled pseudos. Set up
5643 hard_regno_to_pseudo_regno.
5644 (count_spilled_pseudo): Check spilled pseudos. Update
5645 hard_regno_to_pseudo_regno.
5646 (find_reg): Use better_spill_reload_regno_p. Check
5647 hard_regno_to_pseudo_regno.
5648 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
5650 (eliminate_regs_1): Use additional parameter for alter_reg.
5651 (finish_spills): Set up pseudo_previous_regs only for spilled
5652 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
5653 more arguments. Don't clear live_throughout and dead_or_set for
5654 spilled pseudos. Use additional parameter for alter_reg. Call
5655 mark_allocation_change. Set up changed_allocation_pseudos.
5656 Remove sanity check.
5657 (emit_input_reload_insns, delete_output_reload): Use additional
5658 parameter for alter_reg. Call mark_allocation_change.
5659 (substitute, gen_reload_chain_without_interm_reg_p): New
5661 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
5663 * testsuite/gcc.dg/20080410-1.c: New file.
5665 * config/s390/s390.h (IRA_COVER_CLASSES,
5666 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
5668 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
5670 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
5672 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
5674 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
5676 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
5678 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
5680 2008-08-24 Jeff Law <law@redhat.com>
5681 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
5682 when ignoring unavailable registers.
5684 2008-08-24 Jeff Law <law@redhat.com>
5685 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
5686 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
5687 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
5688 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
5690 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
5691 * ira-build.c (allocno_range_compare_func): Stabilize sort.
5693 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
5694 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
5695 * reload1.c (find_reg): Process registers in register allocation order.
5697 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
5698 * toplev.c (backend_init_target): Move ira_init call from
5700 (lang_dependent_init_target): ...to here.
5702 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
5703 * ira.c (setup_class_subset_and_memory_move_costs): Don't
5704 calculate memory move costs for NO_REGS.
5706 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
5707 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
5708 STACK_REGS is defined.
5710 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
5711 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
5713 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
5714 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
5716 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
5717 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
5718 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
5721 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
5722 Dorit Nuzman <dorit@il.ibm.com>
5724 * gcc/config/spu/spu.md (vec_extract_evenv4si,
5725 vec_extract_evenv4sf, vec_extract_evenv8hi,
5726 vec_extract_evenv16qi, vec_extract_oddv4si,
5727 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
5728 vec_interleave_highv4sf, vec_interleave_lowv4sf,
5729 vec_interleave_highv4si, vec_interleave_lowv4si,
5730 vec_interleave_highv8hi, vec_interleave_lowv8hi,
5731 vec_interleave_highv16qi, vec_interleave_lowv16qi,
5732 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
5734 2008-08-25 Janis Johnson <janis187@us.ibm.com>
5737 * config/rs6000/rs6000.c (optimization_options): Don't default to
5738 section anchors without toplevel reorder.
5740 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5742 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
5743 (mfc_end_critical_section): Likewise.
5745 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5747 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
5748 all type qualifiers from element type to vector type.
5750 2008-08-25 David Daney <ddaney@avtrex.com>
5752 * config/mips/mips.md (immediate_insn): Move up in file, fix
5753 comment typo, reformat.
5754 (fetchop_bit, atomic_hiqi_op memory_barrier,
5755 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
5756 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
5757 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
5758 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
5759 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
5760 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
5761 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
5762 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
5763 sync_old_nand<mode>, sync_new_nand<mode>,
5764 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
5765 test_and_set_12): Moved to sync.md.
5767 * config/mips/sync.md: New file.
5769 2008-08-25 Richard Henderson <rth@redhat.com>
5771 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
5772 (regsave): Likewise.
5773 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
5774 (output_cfi_directive): Likewise.
5775 (div_data_align): New.
5776 (output_cfi): Use it.
5778 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
5780 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
5781 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
5782 (TARGET_OCTEON): New macro.
5783 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
5784 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
5785 (ISA_HAS_POP): New macro.
5786 * config/mips/driver-native.c (host_detect_local_cpu): Handle
5788 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
5790 * config/mips/mips.md (cpu): Add octeon.
5791 (type): Add pop attribute value.
5792 (popcount<mode>2): New pattern.
5793 * doc/invoke.texi (-march=@var{arch}): Add octeon.
5795 2008-08-24 Jan Hubicka <jh@suse.cz>
5797 * doc/invoke.texi (-fipa-cp-clone): New option.
5798 (-fipa-cp): Update docs.
5799 (--param ipcp-unit-growth):New.
5800 * ipa-cp.c: Include fibheap.h, params.h
5801 (ipcp_initialize_node_lattices): When not cloning, all externally
5802 visible functions are bottom.
5803 (ipcp_need_redirect_p): Accept clones.
5804 (ipcp_insert_stage): Use cost driven heuristics.
5805 (max_count, dead_nodes): New static vars.
5806 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
5807 ipcp_const_param_count): New functions.
5808 * common.opt (ipa-cp-clone): New command line option.
5809 * params.def (ipcp-unit-growth): New.
5811 2008-08-24 Jan Hubicka <jh@suse.cz>
5813 * tree-inline.c (tree_function_versioning): Look harder
5814 for referenced vars.
5816 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
5818 PR tree-optimization/37185
5819 * matrix-reorg.c (transform_access_sites): Update changed stmt.
5821 2008-08-23 Jan Hubicka <jh@suse.cz>
5823 * ipa-cp.c (ipcp_analyze_node): New function.
5824 (ipcp_update_cloned_node): Use it.
5825 (ipcp_init_stage): Likewise.
5826 * ipa-inline.c (function_insertion_hook_holder): New static var.
5827 (analyze_function): Break out from ....
5828 (inline_generate_summary): Here; register insertion hook.
5829 (cgraph_decide_inlining): Remove hook.
5830 (add_new_function): New function.
5832 2008-08-23 Jan Hubicka <jh@suse.cz>
5834 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
5836 2008-08-23 Jan Hubicka <jh@suse.cz>
5838 * ipa-cp.c (constant_val_insert): Remove.
5839 (ipcp_propagate_one_const): Remove.
5840 (ipcp_create_replace_map): Always insert replacements to the map.
5841 (ipcp_insert_stage): Do not try to insert statements by hand.
5842 * tree-inline.c (insert_init_stmt): Break out from ...
5843 (setup_one_parameter): ... here; allow NULL BB pointer.
5844 (tree_function_versioning): Use setup_one_parameter to process
5847 2008-08-23 Jan Hubicka <jh@suse.cz>
5849 * tree.c (decl_address_ip_invariant_p): New function.
5850 * tree.h (decl_address_ip_invariant_p): Declare.
5851 * gimple.c (strip_invariant_refs): Break out from ...
5852 (is_gimple_invariant_address): ... here
5853 (is_gimple_ip_invariant_address): New function.
5854 (is_gimple_ip_invariant): New function.
5855 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
5858 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
5859 (ipcp_lat_is_insertable): All constants are insertable.
5860 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
5861 IPA_CONST_VALUE_REF.
5862 (ipcp_initialize_node_lattices): Propagate all types of operands.
5863 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
5864 (ipcp_create_replace_map): Reformat.
5865 (ipcp_need_redirect_p): Simplify.
5866 (ipcp_insert_stage): Check that argument is used before clonning.
5867 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
5869 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
5870 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
5871 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
5872 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
5873 (jump_func_type): Remove IPA_CONST_VALUE_REF.
5874 * tree-inline.c (tree_function_versioning): Add variables referenced
5877 2008-08-23 Jan Hubicka <jh@suse.cz>
5880 * i386.c (standard_80387_constant_p): Use optimize_size.
5882 2008-08-23 Ira Rosen <irar@il.ibm.com>
5884 PR tree-optimization/37161
5885 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
5886 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
5887 (vect_determine_vectorization_factor): Move the scalar type
5888 retrieval to vect_get_smallest_scalar_type.
5889 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
5890 scalar type. Remove redundant computation.
5891 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
5892 (vect_get_slp_defs): Take the type of RHS into account if
5893 necessary by calling vect_get_smallest_scalar_type. Call
5894 vect_get_constant_vectors with additional argument.
5896 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5899 * doc/invoke.texi (Wwrite-strings): Clarify description.
5901 2008-08-23 Ira Rosen <irar@il.ibm.com>
5903 PR tree-optimization/37174
5904 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
5905 def stmt is a part of the loop before accessing its stmt_vec_info.
5907 2008-08-22 Anatoly Sokolov <aesok@post.ru>
5910 * config/avr/avr.md (UNSPEC_SWAP): New constants.
5911 (*swap): New insn pattern.
5912 (*ashlqi3): Rename from ashlqi3 insn pattern.
5913 (ashlqi3): New expanders.
5914 (*lshrqi3): Rename from lshrqi3 insn pattern.
5915 (lshrqi3): New expanders.
5916 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
5917 lshrqi3_const5, lshrqi3_const6): New splitters.
5918 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
5919 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
5922 2008-08-22 Richard Guenther <rguenther@suse.de>
5924 PR tree-optimization/37078
5925 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
5926 [+INF, +INF] ranges.
5928 2008-08-22 Richard Guenther <rguenther@suse.de>
5930 PR tree-optimization/37143
5931 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
5932 a conversion statement instead of a copy.
5934 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
5937 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
5938 CCCmode, CCOmode and CCSmode destination modes.
5941 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
5942 from different units in a single alternative.
5943 (*vec_extractv2sf_1): Ditto.
5944 (*vec_extractv2si_0): Ditto.
5945 (*vec_extractv2si_1): Ditto.
5946 * config/i386/sse.md (sse2_storehpd): Ditto.
5947 (sse2_storelpd): Ditto.
5948 (sse2_loadhpd): Ditto.
5949 (sse2_loadlpd): Ditto.
5952 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
5953 (popcountsi2): Ditto.
5954 (clzdi2_abm): Ditto.
5955 (popcountdi2): Ditto.
5956 (clzhi2_abm): Ditto.
5957 (popcounthi2): Ditto.
5959 2008-08-22 Richard Guenther <rguenther@suse.de>
5963 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
5964 if the multiplication does not overflow.
5966 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
5968 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
5970 2008-08-21 Richard Henderson <rth@redhat.com>
5972 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
5973 spurrious comma from test.
5974 * configure: Rebuild.
5976 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5979 * builtins.c (fold_builtin_next_arg): Add warning about undefined
5982 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
5984 * c-tree.h (grokfield): New argument.
5985 * c-decl.c (grokfield): Handle new location argument.
5986 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
5988 2008-08-21 Richard Guenther <rguenther@suse.de>
5990 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
5992 2008-08-21 Jan Hubicka <jh@suse.cz>
5994 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
5995 (cgraph_add_function_insertion_hook,
5996 cgraph_remove_function_insertion_hook,
5997 cgraph_call_function_insertion_hooks): New functions.
5998 * cgraph.h (cgraph_add_function_insertion_hook,
5999 cgraph_remove_function_insertion_hook,
6000 cgraph_call_function_insertion_hooks): Declare.
6001 * ipa-reference.c (function_insertion_hook_holder): New variable.
6002 (check_operand, look_for_address_of): When checking late, do not care
6003 about module bitmaps.
6004 (add_new_function): New function.
6005 (generate_summary): Register hooks; zero module bitmaps.
6006 (propagate): Unregister hooks.
6007 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
6008 (add_new_function): New function.
6009 (generate_summary): Register hook.
6010 (propagate): Remove hook.
6012 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
6014 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
6015 * ipa-cp.c (ipcp_update_cloned_node): New function.
6016 (build_const_val): Handle functions correctly; bring type logic
6017 into sync with tree-inline.c
6018 (ipcp_init_stage): Take care of computing stuff needed by
6019 indirect inlining; update clones.
6020 (ipcp_generate_summary): Break out of ipcp_driver.
6021 (ipcp_driver): Do only execution and transformation.
6022 (pass_ipa_cp): Make IPA_PASS.
6023 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
6025 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
6026 ipcp, some info is already available.
6027 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
6028 * tree-inline.c (remap_ssa_name): Unshare expression.
6030 2008-08-21 Richard Guenther <rguenther@suse.de>
6032 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
6033 a PHI ask VN if it is already available.
6034 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
6035 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
6037 2008-08-21 Richard Guenther <rguenther@suse.de>
6040 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
6041 makes sure to produce a result of the correct type.
6043 2008-08-21 Jan Hubicka <jh@suse.cz>
6044 Backport from LTO branch:
6046 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
6047 Jan Hubicka <jh@suse.cz>
6050 (init_state, finish_state, set_function_state, generate_summary):
6052 (scan_stmt): Renamed from scan_function. Changed to keep state in
6053 local static vars rather than cgraph aux field.
6054 (propagate): Renamed from static_execute. Changed to keep state in
6055 local static vars rather than cgraph aux field.
6056 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
6057 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
6059 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
6061 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
6062 * ipa-reference.c (init_function_info, generate_summary,
6063 propagate): New functions.
6064 (analyze_function): Call init_function_info.
6065 (static_execute): Stripped into generate_summary and propagate.
6066 (pass_ipa_reference): Made into ipa_opt_pass.
6068 2008-08-21 Richard Guenther <rguenther@suse.de>
6070 PR tree-optimization/37181
6071 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
6073 (extract_range_from_unary_expr): Likewise.
6075 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6077 * diagnostic.c (pedwarn_at): Rename as pedwarn.
6079 * toplev.h (pedwarn_at): Likewise.
6080 * builtins.c: Update all calls to pedwarn.
6081 * c-lex.c: Likewise.
6082 * toplev.c: Likewise.
6083 * c-tree.h: Likewise.
6084 * c-decl.c: Likewise.
6085 * c-errors.c: Likewise.
6086 * c-typeck.c: Likewise.
6087 * c-common.c: Likewise.
6088 * c-parser.c: Likewise.
6090 2008-08-20 Joseph Myers <joseph@codesourcery.com>
6093 * config/sparc/sparc.c (function_arg_slotno): Handle structure
6094 with MODE_VECTOR_INT mode.
6096 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6099 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
6100 initialized outside the current module.
6101 (warn_uninitialized_var): Ignore left-hand side when walking the
6102 trees. Ignore address expressions. Examine VUSE operands in gimple
6103 statements with a variable declaration on the right-hand side.
6105 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
6108 * rtlanal.c (subreg_offset_representable_p): Revert last change.
6110 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6113 * c-common.c (conversion_warning): Do not warn if applying bit-and
6114 operator to unsigned constant that fits in the target type.
6116 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6119 * c-common.c (conversion_warning): Do not warn for artificial
6122 2008-08-20 Richard Guenther <rguenther@suse.de>
6124 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
6125 (extract_range_from_binary_expr): Fall back to constant propagation.
6126 (extract_range_from_unary_expr): Likewise.
6128 2008-08-20 Richard Guenther <rguenther@suse.de>
6130 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
6131 with TREE_THIS_VOLATILE on shared nodes.
6132 (fold_stmt_r): Likewise.
6134 2008-08-20 Jakub Jelinek <jakub@redhat.com>
6137 * c-parser.c (c_parser_attributes): For keywords use canonical
6138 spelling for attr_name.
6140 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6142 * value-prof.c (check_counter): Revert wrong call to error.
6144 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6146 * profile.c: Update calls to inform.
6147 * value-prof.c: Update calls to inform.
6149 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6151 * diagnostic.c (inform): Add an explicit location_t parameter.
6152 * toplev.h (inform): Update declaration.
6153 * builtins.c: Update all calls to inform.
6154 * c-common.c: Likewise.
6155 * c-decl.c: Likewise.
6156 * c-opts.c: Likewise.
6157 * c-pch.c: Likewise.
6158 * c-pragma.c: Likewise.
6159 * c-typeck.c: Likewise.
6160 * coverage.c: Likewise.
6162 * toplev.c: Likewise.
6163 * tree-cfg.c: Likewise.
6164 * tree-ssa.c: Likewise.
6166 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
6169 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
6170 V2DI mode, for SSE4.1, use movq instead of vector set if the
6171 second element is zero and inter-unit moves are OK.
6173 2008-08-20 Richard Guenther <rguenther@suse.de>
6175 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
6176 properly handle conversion/copy chains after tuplification.
6178 2008-08-20 Richard Guenther <rguenther@suse.de>
6180 * passes.c (init_optimization_passes): Move the second
6181 forwprop pass before alias computation. Remove the second
6182 DCE pass. Remove the first dominator and phi copy/const
6185 2008-08-20 Nick Clifton <nickc@redhat.com>
6187 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
6188 support of this feature. Do not assume that a sufficiently new
6189 assembler will support the feature regardless of the target type.
6190 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
6191 * configure: Regenerate.
6193 2008-08-20 Richard Guenther <rguenther@suse.de>
6195 * tree-vrp.c (found_in_subgraph): Remove.
6196 (live): New global static.
6197 (live_on_edge): New function.
6198 (blocks_visited): Remove.
6199 (register_edge_assert_for_2): Use live_on_edge.
6200 (find_conditional_asserts): Remove code dealing with
6201 found_in_subgraph. Do not walk the CFG.
6202 (find_switch_asserts): Likewise.
6203 (find_assert_locations_1): Renamed from find_assert_locations.
6204 Move finding assert locations for conditional and switch
6205 statements first. Update live bitmap. Do not walk the CFG.
6206 (find_assert_locations): New function.
6207 (insert_range_assertions): Remove entry of CFG walk.
6208 Adjust call to find_assert_locations.
6209 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
6210 that only can appear because of fake exit edges but assert we
6211 never try to insert on those.
6212 (fini_pre): Do not remove fake exit edges here...
6213 (execute_pre): ...but here, before committing edge inserts.
6215 2008-08-19 Richard Guenther <rguenther@suse.de>
6217 * passes.c (init_optimization_passes): Exchange store-ccp
6220 2008-08-19 Rafael EspÃndola <espindola@google.com>
6222 * varasm.c (weak_decls): Move earlier in the file.
6223 (assemble_external): Add weak decls to the weak_decls list.
6224 (declare_weak): Don't add decls to the weak_decls list.
6226 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
6229 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
6230 before (sse2_shufpd_<mode>).
6232 2008-08-19 Jakub Jelinek <jakub@redhat.com>
6235 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
6236 * tree.c (block_nonartificial_location): Likewise.
6238 2008-08-19 Richard Guenther <rguenther@suse.de>
6240 PR tree-optimization/35972
6241 PR tree-optimization/23094
6242 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
6244 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
6245 handle MISALIGNED_INDIRECT_REF.
6246 (get_ref_from_reference_ops): New helper.
6247 (vn_reference_lookup_pieces): Walk the use-def chain using the
6248 alias-oracle if requested.
6249 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
6250 walking the use-def chain.
6251 (compute_avail): But not here.
6252 (create_component_ref_by_pieces_1): Properly handle
6253 MISALIGNED_INDIRECT_REF.
6254 (do_regular_insertion): Handle fully redundant
6255 expressions after PHI-translation also for SSA_NAME values, not
6256 only constants. Correctly use edoubleprime for that.
6258 2008-08-19 Ira Rosen <irar@il.ibm.com>
6260 * tree-vectorizer.c (supportable_widening_operation): Support
6261 multi-step conversion, return the number of steps in such conversion
6262 and the required intermediate types.
6263 (supportable_narrowing_operation): Likewise.
6264 * tree-vectorizer.h (vect_pow2): New function.
6265 (supportable_widening_operation): Change argument types.
6266 (supportable_narrowing_operation): Likewise.
6267 (vectorizable_type_promotion): Add an argument.
6268 (vectorizable_type_demotion): Likewise.
6269 * tree-vect-analyze.c (vect_analyze_operations): Call
6270 vectorizable_type_promotion and vectorizable_type_demotion with
6271 additional argument.
6272 (vect_get_and_check_slp_defs): Detect patterns.
6273 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
6275 (vect_analyze_slp_instance): Don't fail in case of multiple types.
6276 Call vect_build_slp_tree with correct arguments. Calculate unrolling
6277 factor according to the smallest type in the loop.
6278 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
6279 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
6280 supportable_widening_operation with correct arguments.
6281 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
6282 operands lists according to the number of vector statements in left
6283 or right node, if exists.
6284 (vect_gen_widened_results_half): Remove unused argument.
6285 (vectorizable_conversion): Call supportable_widening_operation,
6286 supportable_narrowing_operation, and vect_gen_widened_results_half
6287 with correct arguments.
6288 (vectorizable_assignment): Change documentation, support multiple
6290 (vectorizable_operation): Likewise.
6291 (vect_get_loop_based_defs): New function.
6292 (vect_create_vectorized_demotion_stmts): Likewise.
6293 (vectorizable_type_demotion): Support loop-aware SLP and general
6294 multi-step conversion. Call vect_get_loop_based_defs and
6295 vect_create_vectorized_demotion_stmts for transformation.
6296 (vect_create_vectorized_promotion_stmts): New function.
6297 (vectorizable_type_promotion): Support loop-aware SLP and general
6298 multi-step conversion. Call vect_create_vectorized_promotion_stmts
6300 (vectorizable_store): Change documentation, support multiple
6302 (vectorizable_load): Likewise.
6303 (vect_transform_stmt): Pass SLP_NODE to
6304 vectorizable_type_promotion and vectorizable_type_demotion.
6305 (vect_schedule_slp_instance): Move here the calculation of number
6306 of vectorized statements for each node from...
6307 (vect_schedule_slp): ... here.
6308 (vect_transform_loop): Call vect_schedule_slp without the last
6311 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
6314 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
6315 to == in assert statement.
6316 (vectorizable_reduction): Fix typo.
6318 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
6321 * value-prof.c (check_counter): Dereference pointer to overall
6322 count when printing it.
6324 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
6326 * profile.h: Really add it.
6328 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
6330 * mcf.c: Really add it.
6332 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
6333 Vinodha Ramasamy <vinodha@google.com>
6335 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
6337 * value-prof.c (check_counter): Fix the counter if
6338 flag_profile_correction is true.
6339 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
6340 tree_mod_subtract_transform):
6341 Follow check_counter parameter change.
6342 * common.opt (fprofile-correction): New option.
6344 * profile.h: Likewise.
6345 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
6346 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
6347 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
6349 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
6350 flag_profile_correction is set.
6352 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
6354 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
6356 2008-08-18 Tomas Bily <tbily@suse.cz>
6358 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
6359 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
6361 * tree-data-ref.c (split_constant_offset_1): Likewise.
6362 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
6363 * tree-sra.c (sra_walk_expr): Likewise.
6364 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
6365 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
6366 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
6367 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
6369 * gimple.c (gimple_assign_unary_nop_p): Likewise.
6370 * tree-vect-transform.c (vectorizable_type_demotion)
6371 (vectorizable_type_promotion): Likewise.
6372 * tree-inline.c (expand_call_inline):
6373 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
6374 (forward_propagate_addr_expr_1, forward_propagate_comparison)
6375 (tree_ssa_forward_propagate_single_use_vars): Likewise.
6376 * expr.c (expand_expr_real_1): Likewise.
6377 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
6378 (gimple_assign_unary_useless_conversion_p): Likewise.
6379 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
6380 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
6381 * fold-const.c (fold_unary): Likewise.
6382 * tree.h (CONVERT_EXPR_P): Likewise.
6383 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
6384 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
6386 (register_edge_assert_for_2, extract_range_from_unary_expr)
6387 (register_edge_assert_for_1): Likewise.
6389 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6391 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
6392 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
6393 (enum real_value_const): Delete.
6394 (get_real_const): Delete.
6395 * real.c (get_real_const): Delete.
6396 (dconst_e_ptr): Define.
6397 (dconst_third_ptr): Define.
6398 (dconst_sqrt2_ptr): Define.
6399 * builtins.c: Update all callers.
6401 2008-08-18 Richard Guenther <rguenther@suse.de>
6403 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
6404 statement iterator after statement removal.
6406 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
6408 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
6409 (detect_processor_freebsd): Likewise.
6410 (host_detect_local_cpu): Call newly added functions for FreeBSD.
6412 2008-08-18 Richard Guenther <rguenther@suse.de>
6414 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
6415 and loads have the correct types.
6417 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6420 * c-opts.c (cpp_opts): Remove static.
6421 * c-parser.c (cpp_opts): Declare it extern.
6422 (disable_extension_diagnostics): Handle cpp options.
6423 (enable_extension_diagnostics): Likewise.
6425 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6427 * diagnostics.c (permerror_at): Rename as permerror.
6428 (permerror): Delete.
6429 * toplev.h: Likewise.
6431 2008-08-18 Richard Guenther <rguenther@suse.de>
6433 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
6434 sdse1 and addressables2 passes. Replace dce1 with cddce1.
6435 Move call_cdce before build_alias. Move copyrename2,
6436 cunrolli and ccp2 beafore build_alias. Re-add addressable2
6437 right after final inlining.
6438 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
6439 (pass_build_cfg): But instead via TODO_dump_func.
6441 2008-08-18 Richard Guenther <rguenther@suse.de>
6443 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
6445 (scalarize_init): If we failed to generate some initializers
6446 do not generate zeros for not instantiated members. Instead
6447 rely on the copy out.
6448 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
6449 about missing flow-sensitive alias info only if we have
6452 2008-08-17 Nick Clifton <nickc@redhat.com>
6454 * doc/extend.texi (Function Attributes): Fix typo in description
6455 if hot function attribute.
6457 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
6458 Richard Sandiford <rdsandiford@googlemail.com>
6460 * doc/install.texi (--with-mips-plt): Document.
6461 * doc/invoke.texi (-mplt, -mno-plt): Document.
6462 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
6463 and handle ${with_mips_plt}.
6464 * config/mips/mips.opt (mplt): New option.
6465 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
6466 (TARGET_ABICALLS_PIC2): Likewise.
6467 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
6468 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
6469 (ASM_SPEC): Use !mabi=* instead of !mabi*.
6470 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
6471 to decide whether to output ".option picX" directives.
6472 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
6473 Pass -call_nonpic rather than -KPIC for -mplt.
6474 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
6475 on the command line. Also remove it when -mabi=64 is used without
6477 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
6478 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
6479 TARGET_ABICALLS_PIC0.
6480 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
6482 (mips16_build_function_stub): Only output ".option pic" directives
6483 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
6484 (mips16_build_call_stub): Fix comment and remove redundant
6485 ".set at"/"set .noat" directives.
6486 (mips_function_rodata_section): Use the default behaviour for
6487 TARGET_ABSOLUTE_ABICALLS.
6488 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
6489 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
6490 (mips_restore_gp): Do nothing if the current function doesn't use
6492 (mips_expand_prologue): Only save $gp if the current function uses it.
6493 Use a normal move for TARGET_ABICALLS_PIC0.
6494 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
6496 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
6498 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
6499 of function when handling GLOBAL_POINTER_REGNUM.
6501 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
6504 * common.opt (-fstack-check): Do not declare the variable here.
6505 (-fstack-check=): New option variant.
6506 * doc/invoke.texi (Code Gen Options): Document it.
6507 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
6508 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
6509 (STACK_CHECK_STATIC_BUILTIN): New macro.
6510 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
6511 * opts.c: Include expr.h.
6512 (common_handle_option) <OPT_fold_stack_check_>: New case.
6513 <OPT_fstack_check>: Likewise.
6514 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
6515 consistently in the test for variable-sized types. Adjust for
6516 new behaviour of flag_stack_check.
6517 * explow.c: Include except.h.
6518 (allocate_dynamic_stack_space): Do not take into account
6519 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
6520 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
6521 for variable-sized parameters. Treat all parameters whose size is
6522 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
6523 stack checking is enabled.
6524 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
6525 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
6526 if generic stack checking is enabled.
6527 (expand_function_end): Adjust for new behaviour of flag_stack_check.
6528 * reload1.c (reload): Likewise.
6529 * stmt.c (expand_decl): Assert that all automatic variables have
6530 fixed size at this point and remove dead code.
6531 * flags.h (stack_check_type): New enumeration type.
6532 (flag_stack_check): Declare.
6533 * toplev.c (flag_stack_check): New global variable.
6534 * Makefile.in (opts.o): Add dependency on EXPR_H.
6535 (explow.o): Add dependency on except.h.
6537 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
6539 * config/avr/avr.c (avr_override_options): Reduce value of
6540 PARAM_INLINE_CALL_COST.
6542 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
6544 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
6545 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
6546 lieu of TYPE_MODE (type) throughout.
6548 2008-08-15 Joseph Myers <joseph@codesourcery.com>
6550 * config/arm/arm.c (add_minipool_backward_ref): Check for
6551 8-byte-aligned entries in second case of forcing insertion after a
6552 particular entry. Change third case to avoid inserting
6553 non-8-byte-aligned entries before 8-byte-aligned ones.
6555 2008-08-15 Richard Guenther <rguenther@suse.de>
6557 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
6558 strip components for unknown size accesses.
6560 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
6562 * config/s390/2097.md New file.
6563 * config/s390/s390.md ("z10prop" attribute): Define none,
6564 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
6565 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
6566 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
6567 possible values and apply them to insns as appropriate.
6568 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
6569 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
6570 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
6571 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
6572 ("bfp" mode attribute): Removed. Every occurence replaced
6574 * config/s390/s390.c (struct "z10_cost"): Updated entries.
6575 * config/s390/2084.md (insn_reservation "x_itof"): Updated
6578 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6581 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
6584 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
6586 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
6587 additional argument. Support reduction when duplication is needed due
6588 to data-types of different sizes in the loop.
6589 (get_initial_def_for_induction): Fix printout.
6590 (vect_get_vec_def_for_stmt_copy): Support case where the
6591 vec_stmt_for_operand is a phi node.
6592 (vectorizable_reduction): Support reduction when duplication is needed
6593 due to data-types of different sizes in the loop.
6594 (vectorizable_call): Remove restriction to not vectorize in case we
6595 have data-types of different sizes in the loop.
6596 (vectorizable_conversion): Likewise.
6597 (vectorizable_operation): Likewise.
6598 (vectorizable_type_demotion): Likewise.
6599 (vectorizable_type_promotion): Likewise.
6600 (vectorizable_induction): Add restriction to not vectorize in case
6601 we have data-types of different sizes in the loop.
6603 2008-08-14 Christophe Saout <christophe@saout.de>
6604 Uros Bizjak <ubizjak@gmail.com>
6607 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
6608 (*vec_concatv2di_rex64_sse4_1): Ditto.
6609 (*vec_concatv2di_rex64_sse): Ditto.
6611 2008-08-14 Jakub Jelinek <jakub@redhat.com>
6614 * fold-const.c (fold_widened_comparison): Do not allow
6615 sign changes that change the result even if shorter type
6616 is wider than arg1_unw's type.
6618 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
6620 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
6621 Skip if the multilib testing specifies -march that does not
6622 agree with the one specified in the testcase.
6624 2008-08-13 Joseph Myers <joseph@codesourcery.com>
6626 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
6627 zero extend SImode values being converted to TFmode before passing
6630 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6632 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
6633 __PPU__ when targeting the Cell/B.E. PPU processor.
6635 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
6637 * gimple.h (gimple_call_set_chain): Accept SSA variables.
6638 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
6639 Rematerialize the static chain, if any.
6640 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
6643 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
6645 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
6646 (new_loc_descr): Likewise.
6647 (add_loc_descr): Likewise.
6648 (size_of_loc_descr): Likewise.
6649 (size_of_locs): Likewise.
6650 (output_loc_operands): Likewise.
6651 (output_loc_sequence): Likewise.
6652 (new_reg_loc_descr): New.
6653 (build_cfa_loc): Use it.
6654 (build_cfa_aligned_loc): Likewise.
6655 (one_reg_loc_descriptor): Likewise.
6656 (based_loc_descr): Likewise.
6658 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6661 * doc/invoke.texi (Wmain): Update.
6662 * c-decl.c (start_decl): warn_main is only 0 or 1.
6663 (start_function): Likewise. Fix formatting.
6664 (finish_function): Delete redundant warning.
6665 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
6666 * c-opts (c_common_handle_option): -Wall only has effect if
6667 warn_main is uninitialized. OPT_Wmain is automatically
6668 handled. -pedantic also enables Wmain.
6669 (c_common_post_options): Handle all logic for Wmain here.
6670 * c-common.c (warn_main): Delete.
6671 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
6672 * c-common.h (warn_main): Delete.
6674 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
6677 * expr.c (emit_group_store): Allocate stack temp with the
6678 largest alignment when copying from register to stack.
6680 2008-08-13 Richard Guenther <rguenther@suse.de>
6682 * tree.h (maybe_fold_offset_to_address): Declare.
6683 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
6684 (ccp_fold): Handle pointer conversions the same as fold_stmt.
6685 Likewise for POINTER_PLUS_EXPR.
6686 (maybe_fold_offset_to_reference): Enable disabled code.
6687 (maybe_fold_offset_to_address): New function.
6688 (fold_stmt_r): Use it.
6689 (fold_gimple_assign): Likewise.
6690 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
6691 (gimplify_expr): Likewise.
6693 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6695 * toplev.h (pedwarn_at): Fix declaration.
6697 2008-08-13 Joseph Myers <joseph@codesourcery.com>
6699 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
6700 LINK_SPEC): Use %R in -Y P argument.
6702 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6705 * diagnostic.c (pedwarn_at): New.
6706 * toplev.h (pedwarn_at): Declare.
6707 * c-tree.h (build_enumerator): Update declaration.
6708 * c-decl.c (finish_enum): Update comment.
6709 (build_enumerator): Take a location parameter. Give a pedwarn but do
6710 not perform any conversion.
6711 * c-parser.c (c_parser_enum_specifier): Set correct location for
6714 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6717 * c-common.c (conversion_warning): Use a switch. Ignore boolean
6718 expressions except for conversions to signed:1 bitfields. Handle
6719 COND_EXPR with constant operands.
6721 2008-08-13 Richard Guenther <rguenther@suse.de>
6723 PR tree-optimization/15255
6724 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
6725 (struct oecount_s): New struct and VEC types.
6727 (oecount_hash): New function.
6728 (oecount_eq): Likewise.
6729 (oecount_cmp): Likewise.
6730 (zero_one_operation): New function.
6731 (build_and_add_sum): Likewise.
6732 (undistribute_ops_list): Perform un-distribution of multiplication
6733 and division on the chain of summands.
6734 (should_break_up_subtract): Also break up subtracts for factors.
6735 (reassociate_bb): Delete dead visited statements.
6736 Call undistribute_ops_list. Re-sort and optimize if it did something.
6737 * passes.c (init_optimization_passes): Move DSE before
6739 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
6742 2008-08-12 Janis Johnson <janis187@us.ibm.com>
6744 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
6746 * doc/invoke.texi: Revert unintended checkin.
6748 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
6751 * gcc.c (include_spec_function): Tweak call to find_a_file.
6753 2008-08-12 Jakub Jelinek <jakub@redhat.com>
6756 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
6757 and TRUTH_ORIF_EXPR.
6758 * dojump.c (do_jump): Likewise.
6760 PR tree-optimization/37084
6761 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
6762 if id->regimplify, don't assume stmt is a cast assignment.
6764 2008-08-12 Anatoly Sokolov <aesok@post.ru>
6766 * final.c (final_scan_insn): Use app_enable/app_disable functions.
6768 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6771 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
6774 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6776 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
6777 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
6779 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
6780 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
6781 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
6782 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
6783 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
6785 * doc/tm.texi (Storage Layout): Remove documentation for
6786 TARGET_FLOAT_FORMAT.
6788 * simplify-rtx.c (simplify_binary_operation_1): Replace
6789 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
6791 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6793 * real.h (struct real_format): New member has_sign_dependent_rounding.
6794 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
6795 spu_single_format, ieee_double_format, mips_double_format,
6796 motorola_double_format, ieee_extended_motorola_format,
6797 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
6798 ieee_extended_intel_96_round_53_format, ibm_extended_format,
6799 mips_extended_format, ieee_quad_format, mips_quad_format,
6800 vax_f_format, vax_d_format, vax_g_format): Initialize it.
6801 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
6803 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
6804 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
6805 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
6806 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
6807 (ROUND_TOWARDS_ZERO): Likewise.
6809 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
6810 (FLOAT_MODE_FORMAT): New macro.
6811 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
6812 (MODE_COMPOSITE_P): ... this new macro.
6813 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
6814 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
6815 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
6817 * flags.h: Include "real.h".
6819 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
6820 REAL_MODE_FORMAT_COMPOSITE_P.
6821 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
6823 * doc/tm.texi (Storage Layout): Remove documentation of
6824 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
6825 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
6826 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
6827 they only apply to libgcc2.a.
6829 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6831 * config/spu/float_disf.c: New file.
6832 * config/spu/float_unsdisf.c: New file.
6833 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
6834 (LIB2FUNCS_EXCLUDE): Define.
6836 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6837 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6839 * real.h (struct real_format): New member round_towards_zero.
6840 * real.c (round_for_format): Respect fmt->round_towards_zero.
6841 (ieee_single_format, mips_single_format, motorola_single_format,
6842 spu_single_format, ieee_double_format, mips_double_format,
6843 motorola_double_format, ieee_extended_motorola_format,
6844 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
6845 ieee_extended_intel_96_round_53_format, ibm_extended_format,
6846 mips_extended_format, ieee_quad_format, mips_quad_format,
6847 vax_f_format, vax_d_format, vax_g_format): Initialize it.
6848 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
6850 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
6851 real_format to choose rounding mode when calling MPFR functions.
6852 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
6853 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
6855 * real.h (real_to_decimal_for_mode): Add prototype.
6856 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
6857 Respect target rounding mode when generating decimal representation.
6858 (real_to_decimal): New stub for backwards compatibility.
6859 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
6860 real_to_decimal_for_mode instead of real_to_decimal.
6862 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
6864 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6865 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6867 * real.c (spu_single_format): New variable.
6868 * real.h (spu_single_format): Declare.
6870 * config/spu/spu.c (spu_override_options): Install SFmode format.
6871 (spu_split_immediate): Use integer mode to operate on pieces of
6872 floating-point values in all cases.
6874 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
6875 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
6876 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
6878 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6880 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
6882 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6884 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
6886 2008-08-12 Jakub Jelinek <jakub@redhat.com>
6889 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
6890 on the VAR_DECL instead of TYPE_READONLY on its type.
6892 2008-08-12 Ira Rosen <irar@il.ibm.com>
6894 * tree-vectorizer.c: Depend on langhooks.h.
6895 (supportable_widening_operation): Add two arguments. Support double
6897 (supportable_narrowing_operation): Likewise.
6898 * tree-vectorizer.h (supportable_widening_operation): Add two
6900 (supportable_narrowing_operation): Likewise.
6901 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
6902 supportable_widening_operation with correct arguments.
6903 * tree-vect-transform.c (vectorizable_conversion): Likewise.
6904 (vectorizable_type_demotion): Support double type conversions.
6905 (vectorizable_type_promotion): Likewise.
6906 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
6908 2008-08-11 Michael Matz <matz@suse.de>
6910 * i386/i386.c (override_options): Move initialisation from
6911 flag_schedule_insns_after_reload to here from ...
6912 (optimization_options): ... here.
6914 2008-08-11 Jakub Jelinek <jakub@redhat.com>
6916 PR rtl-optimization/36998
6917 * dwarf2out.c (compute_barrier_args_size_1,
6918 compute_barrier_args_size): Temporarily remove assertions.
6920 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6923 * tree-ssa.c (struct walk_data): Add new flag
6924 warn_possibly_uninitialized.
6925 (warn_uninitialized_var): Use it.
6926 (warn_uninitialized_vars): New.
6927 (execute_early_warn_uninitialized): Call it.
6928 (execute_late_warn_uninitialized): Likewise.
6930 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6933 * reload1.c (gen_reload): Guard calls to get_secondary_mem
6936 2008-08-09 Jan Hubicka <jh@suse.cz>
6939 * optabs.c (maybe_emit_unop_insn): Remove produced code if
6941 (expand_fix): Be prepared for expansion to fail.
6942 (expand_sfix_optab): Remove instructions if expansion failed.
6944 2008-08-09 Anatoly Sokolov <aesok@post.ru>
6946 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
6948 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
6949 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6951 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6953 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
6954 mips/t-libgcc-mips16 to tmake_file.
6955 * config/mips/mips-protos.h (mips_call_type): New enum.
6956 (mips_pic_base_register, mips_got_load): Declare.
6957 (mips_restore_gp): Take an rtx argument.
6958 (mips_use_pic_fn_addr_reg_p): Declare.
6959 (mips_expand_call): Replace the sibcall_p argument with
6960 a mips_call_type argument. Add a lazy_p parameter.
6961 (mips_split_call): Declare.
6962 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
6963 (MIPS16_PIC_TEMP): Likewise.
6964 (reg_class): Delete M16_NA_REGS.
6965 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
6966 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
6967 (mips_split_hi_p): Declare.
6968 * config/mips/mips.c (mips_split_hi_p): New array.
6969 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
6970 (mips_got_symbol_type_p): New function.
6971 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
6972 (mips16_stub_function_p): New function.
6973 (mips16_local_function_p): Likewise.
6974 (mips_use_pic_fn_addr_reg_p): Likewise.
6975 (mips_cannot_force_const_mem): Return false for HIGHs.
6976 Extend CONST_INT and symbolic handling to MIPS16, using
6977 mips_symbol_insns to check that the base symbol type is a
6978 legitimate constant. Reject GOT-based constants if
6979 TARGET_MIPS16_PCREL_LOADS.
6980 (mips_const_insns): Check targetm.cannot_force_const_mem when
6981 decomposing a symbolic base and a large offset.
6982 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
6983 When calling a function that needs $25 from MIPS16 code,
6984 move the target address into $25 separately and add a USE
6986 (mips16_gp_pseudo_reg): Insert the initializer immediately
6987 before the first real insn.
6988 (mips_pic_base_register, mips_got_load): New functions.
6989 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
6990 parameter to LOW_OUT. Say that it can be any valid SET_SRC
6991 when splitting a load-address operation. Split SYMBOL_GOT_DISP
6992 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
6993 (mips_call_tls_get_addr): Update the call to mips_expand_call,
6994 also passing NULL_RTX rather than const0_rtx as the aux argument.
6995 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
6996 instead of TARGET_EXPLICIT_RELOCS.
6997 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
6998 (mips_load_call_address): Replace the sibcall_p argument with
6999 a mips_call_type argument. Use mips_got_load.
7000 (mips16_local_alias): New structure.
7001 (mips16_local_aliases): New variable.
7002 (mips16_local_aliases_hash): New function.
7003 (mips16_local_aliases_eq): Likewise.
7004 (mips16_local_alias): Likewise.
7005 (mips16_stub_function): Likewise.
7006 (mips16_build_function_stub): Create a local alias for the target
7007 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
7008 .cpload directive and an R_MIPS_NONE relocation for the target
7009 function, then load the alias rather than the function itself.
7010 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
7011 (mips16_copy_fpr_return_value): Use mips16_stub_function and
7012 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
7013 (mips16_build_call_stub): Replace the FN parameter with an
7014 FN_PTR parameter. Force the address into a register if it
7015 isn't a call_insn_operand; don't rely on the caller to do this.
7016 If a call to a locally-defined and locally-binding MIPS16
7017 function must be made indirectly, redirect the call to the
7018 function's local alias. Use mips16_stub_function_p,
7019 mips16_stub_function, mips_expand_call and use_reg.
7020 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
7021 Use explicit %hi and %lo accesses where possible.
7022 Use MIPS_CALL to generate the correct code form of a
7023 jal instruction. Add clobbers of $18 instead of uses.
7024 Update the call to mips_emit_call_insn.
7025 (mips_expand_call): Replace the SIBCALL_P argument with a
7026 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
7027 Take a LAZY_P parameter. Call mips16_build_call_stub first,
7028 allowing it to modify the call address. Update the calls to
7029 mips_load_call_address and mips_emit_call_insn.
7030 (mips_split_call): New function.
7031 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
7032 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
7033 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
7034 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
7035 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
7037 (mips_cprestore_slot): New function.
7038 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
7039 and use mips_cprestore_slot.
7040 (mips_output_function_prologue): Handle TARGET_MIPS16 for
7042 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
7043 then use a copygp_mips16 instruction to set up $28.
7044 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
7045 (mips16_lay_out_constants): Call split_all_insns_noflow.
7046 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
7047 false if TARGET_MIPS16.
7048 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
7049 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
7050 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
7051 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
7052 MIPS16 code. Allow MIPS16 o32 PIC.
7053 (mips_override_options): Allow MIPS16 o32 PIC.
7054 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
7055 after reload if TARGET_USE_GOT.
7056 (UNSPEC_COPYGP): New constant.
7057 (length): Use a default length of 8 for MIPS16 GOT loads.
7058 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
7059 (*got_page<mode>): Check mips_split_hi_p.
7060 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
7061 (unspec_got<mode>, unspec_call<mode>): New expanders.
7062 (load_got<mode>, load_call<mode>): Remove the length attributes.
7063 Use a got attribute instead of a type attribute.
7064 (copygp_mips16): New insn.
7065 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
7066 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
7067 (sibcall, sibcall_value, call, call_value): Update the calls
7068 to mips_expand_call.
7069 (call_internal, call_value_internal): Use mips_split_call.
7070 (call_value_multiple_internal): Likewise.
7071 (call_split): Move after call_internal (the insn it is split from).
7072 (call_internal_direct, call_value_internal_direct): Turn into
7073 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
7074 (call_direct_split, call_value_direct_split): New patterns.
7075 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
7076 and use M16_REGS instead of M16_NA_REGS.
7077 * config/mips/predicates.md (const_call_insn_operand): Replace
7078 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
7079 mips_use_pic_fn_addr_reg_p check.
7080 (move_operand): Reject HIGHs if mips_split_hi_p.
7081 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
7082 (__mips16_floatunsisf): Inline __mips16_floatsisf.
7083 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
7084 * config/mips/libgcc-mips16.ver: New file.
7085 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
7086 $(srcdir)/config/mips/libgcc-mips16.ver.
7088 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7090 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
7092 (mips_unspec_address, mips_unspec_offset_high): Likewise.
7093 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
7094 (mips16_cfun_returns_in_fpr_p): Likewise.
7096 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7098 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
7099 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
7100 rather than 4 to PC.
7102 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7104 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
7105 (FUNCTION_PROFILER): Save the static chain pointer into $2
7106 beforehand and restore it aftewards.
7107 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
7108 address directly into $25 and call the function through $25;
7109 do not clobber $3. Pad the DImode version to cover the space
7110 left by the deleted $25 <- $3 move.
7111 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
7112 the removal of the $25 <- $3 move.
7113 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
7114 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7116 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7117 Daniel Jacobowitz <dan@codesourcery.com>
7119 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
7120 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
7121 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
7122 * config/mips/mips.c (mips_start_function_definition): New function.
7123 (mips_end_function_definition): Likewise.
7124 (mips_output_function_prologue): Use mips_start_function_definition.
7125 (mips_output_function_epilogue): Use mips_end_function_definition.
7126 (build_mips16_function_stub): Use mips_start_function_definition
7127 and mips_end_function_definition.
7128 (build_mips16_call_stub): Likewise.
7130 2008-08-09 Richard Guenther <rguenther@suse.de>
7132 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
7133 * gimple.h (gimple_call_fn): Adjust comment.
7134 (gimple_call_set_fndecl): New function.
7135 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
7136 longer having bare FUNCTION_DECL operand.
7137 (gimple_call_return_type): Likewise.
7138 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
7140 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
7141 (gimple_mod_pow2): Likewise.
7142 (gimple_mod_subtract): Likewise.
7143 (gimple_ic): Likewise.
7144 (gimple_stringop_fixed_value): Likewise.
7145 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
7146 longer having bare FUNCTION_DECL operand.
7147 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
7148 * omp-low.c (optimize_omp_library_calls): Likewise.
7149 * cgraphunit.c (update_call_expr): Likewise.
7150 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
7151 (execute_convert_to_rsqrt): Likewise.
7152 * cfgexpand.c (gimple_to_tree): Simplify.
7153 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
7154 bare FUNCTION_DECL operand.
7155 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
7156 (convert_gimple_call): Use gimple_call_fndecl.
7157 * c-common.c (c_warn_unused_result): Likewise.
7159 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7162 * c-typeck.c (digest_init): Call verify_sequence_points from here.
7163 (c_finish_return): Likewise.
7164 (c_start_case): Likewise.
7165 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
7166 * c-parser.c (c_parser_condition): New. Call
7167 verify_sequence_points.
7168 (c_parser_paren_condition): Call c_parser_condition.
7169 (c_parser_for_statement): Call c_parser_condition.
7171 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7174 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
7175 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
7176 Moved from diagnostic.h
7177 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
7179 (emit_diagnostic): New.
7180 (warning0, pedwarn0): Delete.
7181 (warning, warning_at, pedwarn, permerror): Return bool.
7182 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
7183 Moved to diagnostic.c.
7184 (struct diagnostic_context): Use correct type for
7185 classify_diagnostic.
7186 (diagnostic_report_diagnostic): Update declaration.
7187 (emit_diagnostic): Declare.
7188 * errors.c (warning): Return bool.
7189 * errors.h (warning): Update declaration.
7190 * toplev.h (warning0, pedwarn0): Delete.
7191 (warning, warning_at, pedwarn, permerror): Return bool.
7192 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
7193 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
7194 inform. Update all calls.
7195 (diagnose_mismatched_decls): Check return value of warning/pedwarn
7196 before giving informative note.
7197 (implicit_decl_warning): Likewise.
7198 * c-typeck.c (build_function_call): Likewise.
7199 * tree-sssa.c (warn_uninit): Likewise.
7200 * builtins.c (gimplify_va_arg_expr): Likewise.
7202 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7205 * doc/invoke.texi (-Wextra): Move warning from here...
7206 (-Wuninitialized): ... to here.
7208 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7211 * flags.h (set_Wunused): Delete
7212 * toplev.c (process_options): Handle Wunused flags here.
7213 * opts.c (maybe_warn_unused_parameter): Delete.
7214 (common_handle_option): Replace set_Wunused by warn_unused.
7215 (set_Wextra): Do not handle Wunused-parameter here.
7216 (set_Wunused): Delete.
7217 * c-opts.c (c_common_handle_option): Replace set_Wunused by
7219 * common.opt (Wunused): Add Var and Init.
7220 (Wunused-function): Likewise.
7221 (Wunused-label): Likewise.
7222 (Wunused-parameter): Likewise.
7223 (Wunused-value): Likewise.
7224 (Wunused-variable): Likewise.
7226 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
7228 * doc/invoke.texi: Add cpu_type power7.
7229 * config.in (HAVE_AS_VSX): New.
7230 * config.gcc: Add cpu_type power7.
7231 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
7233 * configure: Regenerate.
7234 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
7236 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
7237 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
7238 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
7240 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
7242 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
7243 type to vectorize.builtin_conversion.
7244 (vectorizable_conversion): Likewise.
7245 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
7246 integral type as input.
7247 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
7249 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
7250 and ALTIVEC_BUILTIN_VCTSXS.
7251 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
7254 2008-08-08 Richard Guenther <rguenther@suse.de>
7256 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
7257 (surely_varying_stmt_p): Calls are varying only if they are
7258 non-builtin and not indirect or have no result.
7259 (ccp_fold): Re-instantiate code before the tuples merge.
7261 2008-08-08 Richard Guenther <rguenther@suse.de>
7263 PR tree-optimization/37056
7264 * gimple.h (gimple_assign_rhs_class): New helper function.
7265 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
7266 unary operations properly.
7268 2008-08-07 Jan Hubicka <jh@suse.cz>
7270 * i386.h (ix86_size_cost): Declare.
7271 (ix86_cur_cost): New function macro.
7272 * i386.md (peepholes expanding size and splitters): Predicate by
7273 optimize_insn_for_speed_p.
7274 (peepholes reduce size and splitters): Predicate by
7275 optimize_insn_for_size_p.
7276 * i386.c (ix86_size_cost): Rename from ...
7277 (size_cost): This one.
7278 (override_options): Update.
7279 (decide_alg): Likewise.
7280 (ix86_expand_clear): Use RTL profile.
7281 (ix86_pad_returns): Use RTL profile.
7283 2008-08-07 Jan Hubicka <jh@suse.cz>
7285 * recog.c (split_all_insns): Set RTL profile
7286 (peephole2_optimize): Likewise.
7287 * function.c (thread_prologue_and_epilogue_insns): Likewise.
7288 * combine.c (combine_instructions): Likewise.
7290 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7292 * c-common.c (c_common_reswords): Also warn about keyword "bool".
7294 2008-08-07 Bob Wilson <bob.wilson@acm.org>
7296 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
7297 value in a6 after the set_frame_ptr insn.
7299 2008-08-07 Richard Henderson <rth@redhat.com>
7302 * gcc.c (cpp_options): Pass along -g*.
7304 2008-08-07 Joseph Myers <joseph@codesourcery.com>
7306 * config/arm/arm.c (output_move_neon): Update comment describing
7307 big-endian vector layout.
7308 (arm_assemble_integer): Do not handle big-endian NEON vectors
7310 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
7311 neon_vget_lane<mode>_sext_internal,
7312 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
7313 element indices for big-endian.
7315 2008-08-07 Richard Henderson <rth@redhat.com>
7317 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
7318 * configure, config.in: Rebuild.
7319 * debug.h (dwarf2out_do_cfi_asm): Declare.
7320 * c-cppbuiltin.c (c_cpp_builtins): Use it.
7321 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
7322 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
7323 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
7325 2008-08-07 Joseph Myers <joseph@codesourcery.com>
7327 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
7328 movv2si_internal): Combine into mov<mode>_internal.
7329 (movv2si_internal_2): Remove.
7331 2008-08-07 Jan Hubicka <jh@suse.cz>
7334 * i386.md (single stringop patterns): Enable unconditionally.
7336 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
7339 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
7341 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
7342 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
7344 * config/i386/sse.md (sse2_movq128): New.
7346 * doc/extend.texi: Document __builtin_ia32_movq128.
7348 2008-08-07 Richard Guenther <rguenther@suse.de>
7351 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
7352 pointers can access anything.
7354 2008-08-06 Jan Hubicka <jh@suse.cz>
7356 * optabs.c (emit_unop_insn): Break out to ...
7357 (maybe_emit_unop_insn): ... this one.
7358 (expand_sfix_optab): Use maybe variant.
7359 * optabs.h (maybe_emit_unop_insn): Declare.
7361 * i386.md (mov0 patterns): Enable by default.
7362 (FP conversion expanders): Disable expansion of code expanding
7363 sequences when instruction should be optimized for size.
7364 (single strinop patterns): Enable when optimizing for size.
7365 (string expanders): Disable expanding of code expanding sequences
7366 when optimizning instruction for size.
7367 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
7369 (ix86_fp_comparison_sahf_cost): Likewise.
7370 (ix86_expand_branch): Likewise.
7371 (ix86_expand_ashl_const): Likewise.
7372 (ix86_split_ashl): Likewise.
7373 (ix86_expand_strlen): Likewise.
7374 (ix86_emit_fp_unordered_jump): Likewie.
7376 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7378 * c-common.c: Fix typo.
7379 (c_common_reswords): Activate more C++ keyword warnings.
7381 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
7383 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7386 * diagnostic.c (permerror_at): New.
7387 * toplev.h (permerror_at): Declare.
7389 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
7390 Ira Rosen <irar@il.ibm.com>
7392 * tree-vect-transform.c (vect_model_simple_cost): Return
7393 immediately if stmt is pure SLP.
7394 (vect_model_store_cost): Ditto.
7395 (vect_model_load_cost): Ditto.
7396 (vectorizable_store): Remove PURE_SLP check before call
7397 to vect_model_store_cost.
7398 (vect_model_store_cost): When checking whether stmt describe
7399 strided access, add a check that it is not slp_node.
7401 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7404 * c-common.c (warn_for_sign_compare): New. Handle separately the
7405 case that 'constant' is zero.
7406 * c-typeck.c (build_binary_op): Move code to c-common.c
7408 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7410 * config/alpha/alpha.c (alpha_preferred_reload_class,
7411 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
7412 alpha_output_mi_thunk_osf): Avoid C++ keywords.
7413 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
7414 * config/arm/arm.md: Likewise.
7415 * config/avr/avr-protos.h (preferred_reload_class,
7416 test_hard_reg_class, avr_simplify_comparison_p,
7417 out_shift_with_cnt, class_max_nregs): Likewise.
7418 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
7419 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
7420 preferred_reload_class, test_hard_reg_class): Likewise.
7421 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
7422 bfin_memory_move_cost, bfin_secondary_reload,
7423 bfin_output_mi_thunk): Likewise.
7424 * config/crx/crx.c (crx_secondary_reload_class,
7425 crx_memory_move_cost): Likewise.
7426 * config/frv/frv-protos.h (frv_secondary_reload_class,
7427 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
7428 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
7429 frv_secondary_reload_class, frv_class_likely_spilled_p,
7430 frv_class_max_nregs): Likewise.
7431 * config/h8300/h8300.c (h8300_classify_operand,
7432 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
7434 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
7435 * config/ia64/ia64.c (ia64_preferred_reload_class,
7436 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
7437 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
7438 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
7440 * config/m68hc11/m68hc11.c (preferred_reload_class,
7441 m68hc11_memory_move_cost): Likewise.
7442 * config/mcore/mcore.c (mcore_secondary_reload_class,
7443 mcore_reload_class): Likewise.
7444 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
7445 mips_class_max_nregs, mips_cannot_change_mode_class,
7446 mips_preferred_reload_class, mips_secondary_reload_class,
7447 mips_output_mi_thunk): Likewise.
7448 * config/mmix/mmix.c (mmix_preferred_reload_class,
7449 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
7451 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
7453 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
7454 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
7455 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7456 * config/rs6000/rs6000.c (paired_expand_vector_init,
7457 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
7458 compare_section_name, rs6000_memory_move_cost): Likewise.
7459 * config/s390/s390.c (s390_emit_compare_and_swap,
7460 s390_preferred_reload_class, s390_secondary_reload,
7461 legitimize_pic_address, legitimize_tls_address,
7462 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
7463 s390_class_max_nregs): Likewise.
7464 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7465 * config/s390/s390.md: Likewise.
7466 * config/score/score-protos.h (score_secondary_reload_class,
7467 score_preferred_reload_class): Likewise.
7468 * config/score/score.c (score_preferred_reload_class,
7469 score_secondary_reload_class): Likewise.
7470 * config/score/score3.c (score3_output_mi_thunk,
7471 score3_preferred_reload_class, score3_secondary_reload_class,
7472 score3_hard_regno_mode_ok): Likewise.
7473 * config/score/score3.h (score3_preferred_reload_class,
7474 score3_secondary_reload_class): Likewise.
7475 * config/score/score7.c (score7_output_mi_thunk,
7476 score7_preferred_reload_class, score7_secondary_reload_class,
7477 score7_hard_regno_mode_ok): Likewise.
7478 * config/score/score7.h (score7_preferred_reload_class,
7479 score7_secondary_reload_class): Likewise.
7480 * config/sh/sh.c (prepare_move_operands, output_far_jump,
7481 output_branchy_insn, add_constant, gen_block_redirect,
7482 sh_insn_length_adjustment, sh_cannot_change_mode_class,
7483 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
7484 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7485 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
7486 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
7487 xstormy16_preferred_reload_class): Likewise.
7488 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
7489 xtensa_expand_atomic, override_options,
7490 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
7492 * reorg.c (try_merge_delay_insns): Likewise.
7493 * tree.c (merge_dllimport_decl_attributes): Likewise.
7495 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
7497 2008-08-06 Michael Matz <matz@suse.de>
7499 * Makefile.in (write_entries_to_file): Quote words.
7500 * gengtype.c: (read_input_line): Skip over leading white-space.
7502 2008-08-06 Marc Gauthier <marc@tensilica.com>
7504 * config.gcc: Match more processor names for Xtensa.
7505 * configure.ac: Likewise.
7506 * doc/install.texi (Specific): Likewise.
7507 * configure: Regenerate.
7509 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7511 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
7512 * calls.c (avoid_likely_spilled_reg): Likewise.
7513 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
7514 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
7515 * config/i386/i386.c (ix86_expand_special_args_builtin,
7516 ix86_secondary_reload): Likewise.
7517 * except.c (struct eh_region, gen_eh_region_catch,
7518 remove_unreachable_regions, duplicate_eh_regions,
7519 assign_filter_values, build_post_landing_pads,
7520 sjlj_find_directly_reachable_regions, remove_eh_handler,
7521 reachable_next_level, foreach_reachable_handler,
7522 can_throw_internal_1, can_throw_external_1,
7523 collect_one_action_chain): Likewise.
7524 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
7525 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
7526 * function.c (update_temp_slot_address, instantiate_new_reg,
7527 instantiate_virtual_regs_in_rtx,
7528 instantiate_virtual_regs_in_insn): Likewise.
7529 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
7530 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
7531 gimplify_cleanup_point_expr): Likewise.
7532 * ipa-cp.c (ipcp_lattice_changed): Likewise.
7533 * passes.c (next_pass_1): Likewise.
7534 * print-tree.c (print_node_brief, print_node): Likewise.
7535 * profile.c (branch_prob): Likewise.
7536 * tree-dump.c (dump_register): Likewise.
7537 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
7539 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
7540 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
7541 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
7542 copy_arguments_for_versioning, copy_static_chain): Likewise.
7543 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
7544 add_new_name_mapping, register_new_name_mapping): Likewise.
7545 * tree-mudflap.c (mf_xform_derefs): Likewise.
7546 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
7547 get_init_expr, combine_chains): Likewise.
7548 * tree-pretty-print.c (dump_generic_node): Likewise.
7549 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
7550 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
7551 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
7552 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
7554 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
7557 * calls.c (expand_call): Use the biggest preferred stack
7560 2008-08-06 Michael Matz <matz@suse.de>
7563 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
7564 for reused reload, instead of overwriting them.
7566 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
7569 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
7570 for incoming stack boundary.
7572 * function.c (assign_parm_find_entry_rtl): Update
7573 parm_stack_boundary.
7575 * function.h (rtl_data): Add parm_stack_boundary.
7577 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
7578 parm_stack_boundary for incoming stack boundary.
7580 2008-08-06 Joseph Myers <joseph@codesourcery.com>
7582 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
7583 for unrepresentable subregs or treat them as equal to other regs
7584 or subregs with the same register number.
7586 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
7589 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
7592 2008-08-06 Jan Hubicka <jh@suse.cz>
7594 * predict.c (maybe_hot_frequency_p): When profile is absent, all
7595 frequencies might be hot.
7597 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
7599 * reload.c (find_reloads): Force constants into literal pool
7600 also if they are wrapped in a SUBREG.
7602 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7605 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
7606 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
7607 Don't allow predicated instructions for data speculation.
7608 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
7611 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7613 * haifa-sched.c (extend_global): Split to extend_global_data and
7614 extend_region_data. Update all uses.
7615 (extend_all): Rename to extend_block_data.
7617 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7619 * sched-rgn.c (new_ready): Check if instruction can be
7620 speculatively scheduled before attempting speculation.
7621 (debug_rgn_dependencies): Remove wrongful assert.
7623 2008-08-05 Bob Wilson <bob.wilson@acm.org>
7625 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
7627 2008-08-05 Bob Wilson <bob.wilson@acm.org>
7629 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
7630 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
7631 va_size, and type_size.
7633 2008-08-04 Jason Merrill <jason@redhat.com>
7636 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
7637 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
7639 2008-08-05 Richard Henderson <rth@redhat.com>
7641 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
7642 * configure: Rebuild.
7644 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7647 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
7648 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
7651 2008-08-05 Richard Henderson <rth@redhat.com>
7653 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
7654 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
7655 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
7656 * common.opt (fdwarf2-cfi-asm): New.
7657 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
7658 * config.in, configure: Rebuild.
7659 * dwarf2asm.c (dw2_asm_output_data_raw): New.
7660 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
7662 (dw2_force_const_mem): Externalize.
7663 * dwarf2asm.h: Update.
7664 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
7665 generate a real label.
7666 (output_cfi_directive): New.
7667 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
7668 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
7669 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
7671 (dwarf2out_end_epilogue): Emit .cfi_endproc.
7672 (output_loc_operands_raw, output_loc_sequence_raw): New.
7673 (output_cfa_loc_raw): New.
7675 2008-08-05 Paul Brook <paul@codesourcery.com>
7677 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
7678 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
7679 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
7680 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
7681 * config/arm/arm.h (TARGET_VFPD32): Define.
7682 (TARGET_VFP3): Use TARGET_VFPD32.
7683 (fputype): Add FPUTYPE_VFP3D16.
7684 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
7685 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
7686 * config/arm/arm-cores.def: Add cortex-r4f.
7687 * config/arm/arm-tune.md: Regenerate.
7689 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7691 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
7692 Reword some comments throughout the file.
7694 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
7695 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
7696 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
7697 MFC_MIN_DMA_LIST_ELEMENTS.
7698 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
7699 MFC_MAX_DMA_LIST_ELEMENTS.
7701 (MFC_START_ENABLE): Remove PPU-only define.
7702 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
7703 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
7705 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
7706 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
7707 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
7708 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
7709 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
7710 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
7711 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
7713 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
7714 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
7715 (mfc_sdcrt, mfc_sdcrtst): Likewise.
7716 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
7718 (spu_read_machine_status): Fix typo.
7720 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7722 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
7723 SUBREG of multi-word hard register.
7724 * config/spu/spu.c (valid_subreg): Likewise.
7725 (adjust_operand): Handle SUBREGs of multi-word hard registers.
7727 2008-08-04 Richard Guenther <rguenther@suse.de>
7729 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
7730 the candidate with the stripped base if that base is different
7731 from the original base even for offset zero.
7733 2008-08-04 Richard Guenther <rguenther@suse.de>
7736 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
7737 check for no_overflow.
7739 2008-08-04 Richard Guenther <rguenther@suse.de>
7741 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
7743 2008-08-04 Paul Brook <paul@codesourcery.com>
7745 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
7746 (arm_order_regs_for_local_alloc): New function.
7747 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
7749 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
7751 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
7754 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
7755 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
7756 (ix86_expand_epilogue): Likewise.
7758 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
7760 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
7763 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
7765 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
7766 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
7767 (*movv2sf_internal_rex64): Ditto.
7769 2008-08-03 Jan Hubicka <jh@suse.cz>
7771 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
7772 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
7773 * expmed.c (expand_smod_pow2): Likewise.
7775 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
7778 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
7779 alternative 0 of operand 1.
7780 (*vec_concatv2di_rex64_sse): Ditto.
7781 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
7783 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
7784 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
7785 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
7786 (*movv2sf_internal_rex64): Ditto.
7788 2008-08-02 Richard Guenther <rguenther@suse.de>
7791 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
7792 (ssedoublesizemode): New mode attribute.
7793 (sse_shufps): Call gen_sse_shufps_v4sf.
7794 (sse_shufps_1): Macroize.
7795 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
7796 (sse2_shufpd_1): Macroize.
7797 (vec_extract_odd, vec_extract_even): New expanders.
7798 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
7799 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
7800 * i386.c (ix86_expand_vector_init_one_nonzero): Call
7801 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
7802 (ix86_expand_vector_set): Likewise.
7803 (ix86_expand_reduc_v4sf): Likewise.
7805 2008-08-01 Doug Kwan <dougkwan@google.com>
7807 * matrix-reorg.c: Re-enable all code.
7808 (struct malloc_call_data): Change CALL_STMT to gimple type.
7809 (collect_data_for_malloc_call): Tuplify.
7810 (struct access_site_info): Change STMT to gimple type.
7811 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
7812 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
7813 (struct free_info): Change STMT to gimple type.
7814 (struct matrix_access_phi_node): Change PHI to gimple type.
7815 (get_inner_of_cast_expr): Remove.
7816 (may_flatten_matrices_1): Tuplify.
7817 (may_flatten_matrices): Ditto.
7818 (mark_min_matrix_escape_level): Ditto.
7819 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
7820 (ssa_accessed_in_call_rhs): New
7821 (ssa_accessed_in_assign_rhs): New
7822 (record_access_alloc_site_info): Tuplify.
7823 (add_allocation_site): Ditto.
7824 (analyze_matrix_allocation_site): Ditto.
7825 (analyze_transpose): Ditto.
7826 (get_index_from_offset): Ditto.
7827 (update_type_size): Ditto.
7828 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
7829 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
7830 (analyze_accesses_for_phi_node): Tuplify.
7831 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
7832 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
7833 (analyze_matrix_accesses): Tuplify.
7834 (check_var_data): New call-back type for check_var_notmodified_p.
7835 (check_var_notmodified_p): Tuplify and use call-back struct to
7836 return statement found.
7837 (can_calculate_expr_before_stmt): Factor out statement related code
7839 (can_calculate_stmt_before_stmt): New.
7840 (check_allocation_function): Tuplify.
7841 (find_sites_in_func): Ditto.
7842 (record_all_accesses_in_func): Ditto.
7843 (transform_access_sites): Ditto.
7844 (transform_allocation_sites): Ditto.
7845 (matrix_reorg): Re-enable.
7846 (gate_matrix_reorg): Re-enable.
7848 2008-08-01 Jakub Jelinek <jakub@redhat.com>
7850 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
7851 for labels for which it hasn't been set yet. If it has been set,
7852 stop walking insns and continue with next worklist item.
7853 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
7854 if the only BARRIER is at the very end of a function.
7856 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7858 * cfgexpand.c (expand_stack_alignment): Assert that
7859 stack_realign_drap and drap_rtx must match.
7861 * function.c (instantiate_new_reg): If DRAP is used to realign
7862 stack, replace virtual_incoming_args_rtx with internal arg
7865 2008-08-01 Richard Guenther <rguenther@suse.de>
7867 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
7868 loop information only if we initialized it.
7869 (execute_pre): Call fini_pre with in_fre.
7870 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
7871 if we do not unroll because we hit max-completely-peeled-insns.
7872 Use our estimation for consistency, do allow shrinking.
7874 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7876 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
7877 with MIN_STACK_BOUNDARY.
7878 (ix86_update_stack_boundary): Likewise.
7879 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
7882 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
7883 (MIN_STACK_BOUNDARY): This.
7885 2008-08-01 Richard Guenther <rguenther@suse.de>
7888 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
7890 2008-08-01 Richard Guenther <rguenther@suse.de>
7892 PR tree-optimization/36988
7893 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
7894 do not matter if that doesn't change volatile qualification.
7896 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
7898 * configure.ac: Do not generate libada-mk. Do not subst
7900 * libada-mk.in: Remove.
7901 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
7902 * configure: Regenerate.
7904 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
7906 * tree-pass.h: Added comment about not dumping passes with name
7907 starting with star in struct opt_pass.
7908 * passes.c (register_dump_files_1): Don't do dump for a pass with
7909 name starting with star.
7910 * doc/passes.texi (Pass manager): Mention pass names and special
7911 meaning of star prefix to avoid dump.
7913 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
7915 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
7917 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
7918 (ISA_MIPS64R2): New macro.
7919 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
7920 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
7921 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
7922 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
7923 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
7924 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
7925 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
7926 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
7927 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
7928 Move up to keep list alphabetically sorted.
7929 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
7930 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
7932 * doc/invoke.texi (MIPS Options): Add -mips64r2.
7933 (-march=@var{arch}): Add mips64r2.
7935 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7937 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
7939 2008-07-31 Steve Ellcey <sje@cup.hp.com>
7941 * expr.c (expand_assignment): Check for complete type.
7943 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7946 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
7948 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
7949 for stack alignment.
7951 * function.h (rtl_data): Add stack_realign_tried. Update comments.
7953 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
7955 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
7956 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
7958 2008-07-31 Jakub Jelinek <jakub@redhat.com>
7960 PR rtl-optimization/36419
7961 * dwarf2out.c (barrier_args_size): New variable.
7962 (compute_barrier_args_size, compute_barrier_args_size_1): New
7964 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
7965 if not called yet in the current function, use barrier_args_size
7966 array to find the new args_size value.
7967 (dwarf2out_frame_debug): Free and clear barrier_args_size.
7969 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7972 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
7975 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7978 * dwarf2out.c (dwarf2out_args_size_adjust): New.
7979 (dwarf2out_stack_adjust): Use it.
7980 (dwarf2out_frame_debug_expr): Likewise.
7982 2008-07-31 Richard Guenther <rguenther@suse.de>
7984 PR tree-optimization/36978
7985 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
7986 the generated condition.
7988 2008-07-31 Richard Guenther <rguenther@suse.de>
7990 * passes.c (init_optimization_passes): Always call
7991 pass_early_warn_uninitialized.
7992 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
7993 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
7994 * doc/passes.texi (Warn for uninitialized variables): Adjust.
7996 2008-07-31 Jakub Jelinek <jakub@redhat.com>
7999 * builtins.c (maybe_emit_free_warning): New function.
8000 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
8001 maybe_emit_free_warning for BUILT_IN_FREE.
8004 * dwarf2out.c (get_context_die): New function.
8005 (force_decl_die, force_type_die): Use it.
8006 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
8007 returns NULL, force generation of DW_TAG_typedef and put that into
8010 PR preprocessor/36649
8011 * c-pch.c (c_common_read_pch): Save and restore
8012 line_table->trace_includes across PCH restore.
8014 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
8017 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
8019 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8022 * final.c (call_from_call_insn): Handle COND_EXEC.
8024 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
8026 * builtins.c (std_gimplify_va_arg_expr): Replace
8027 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
8028 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
8030 2008-07-30 Joey Ye <joey.ye@intel.com>
8031 H.J. Lu <hongjiu.lu@intel.com>
8033 * builtins.c (expand_builtin_setjmp_receiver): Replace
8034 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
8035 (expand_builtin_apply_args_1): Likewise.
8036 (expand_builtin_longjmp): Need DRAP for stack alignment.
8037 (expand_builtin_apply): Likewise.
8039 * caller-save.c (setup_save_areas): Call assign_stack_local_1
8040 instead of assign_stack_local to allow alignment reduction.
8042 * calls.c (emit_call_1): Need DRAP for stack alignment if
8044 (expand_call): Replace virtual_incoming_args_rtx with
8045 crtl->args.internal_arg_pointer.
8046 * stmt.c (expand_nl_goto_receiver): Likewise.
8048 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
8049 alignment and store to stack_alignment_estimated and
8050 max_used_stack_slot_alignment.
8051 (expand_one_var): Likewise.
8052 (expand_stack_alignment): New function.
8053 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
8054 and stack_alignment_estimated fields in rtl_data. Call
8055 expand_stack_alignment at end.
8057 * defaults.h (INCOMING_STACK_BOUNDARY): New.
8058 (MAX_STACK_ALIGNMENT): Likewise.
8059 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
8060 (SUPPORTS_STACK_ALIGNMENT): Likewise.
8062 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
8063 stack alignment when generating virtual registers.
8065 * function.c (assign_stack_local): Renamed to ...
8066 (assign_stack_local_1): This. Add a parameter to indicate
8067 if it is OK to reduce alignment.
8068 (assign_stack_local): Use it.
8069 (instantiate_new_reg): Instantiate virtual incoming args rtx
8070 to vDRAP if stack realignment and DRAP is needed.
8071 (assign_parms): Collect parameter/return type alignment and
8072 contribute to stack_alignment_estimated.
8073 (locate_and_pad_parm): Likewise.
8074 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
8075 with crtl->args.internal_arg_pointer.
8077 * function.h (rtl_data): Add new field drap_reg,
8078 max_used_stack_slot_alignment, stack_alignment_estimated,
8079 stack_realign_needed, need_drap, stack_realign_processed and
8080 stack_realign_finalized.
8081 (stack_realign_fp): New macro.
8082 (stack_realign_drap): Likewise.
8084 * global.c (compute_regsets): Frame pointer is needed when
8085 stack is realigned. Can eliminate frame pointer when stack is
8086 realigned and dynamic realigned argument pointer isn't used.
8088 * reload1.c (update_eliminables): Frame pointer is needed
8089 when stack is realigned.
8090 (init_elim_table): Can eliminate frame pointer when stack is
8091 realigned and dynamic realigned argument pointer isn't used.
8093 * rtl.h (assign_stack_local_1): Declare new funtion.
8095 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
8096 (TARGET_GET_DRAP_RTX): Likewise.
8097 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
8098 TARGET_GET_DRAP_RTX.
8100 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
8102 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
8103 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
8105 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
8106 H.J. Lu <hongjiu.lu@intel.com>
8108 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
8109 vdrap_reg, stack_realign and drap_reg_saved.
8110 (add_cfi): Don't allow redefining CFA when DRAP is used.
8111 (reg_save): Handle stack alignment.
8112 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
8113 alignment. Don't generate DWARF information for (set fp sp)
8115 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
8117 (int_loc_descriptor): Move prototype forward. Also define if
8118 DWARF2_UNWIND_INFO is true.
8119 (output_cfa_loc): Handle DW_CFA_expression.
8120 (build_cfa_aligned_loc): New.
8121 (based_loc_descr): Update assert for stack realign. For local
8122 variables, use sp+offset when stack is aligned without drap and
8123 fp+offset when stack is aligned with drap. For arguments, use
8124 cfa+offset when drap is used to align stack.
8126 2008-07-30 Joey Ye <joey.ye@intel.com>
8127 H.J. Lu <hongjiu.lu@intel.com>
8129 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
8131 (ix86_gen_andsp): New.
8132 (ix86_user_incoming_stack_boundary): Likewise.
8133 (ix86_default_incoming_stack_boundary): Likewise.
8134 (ix86_incoming_stack_boundary): Likewise.
8135 (ix86_can_eliminate): Likewise.
8136 (find_drap_reg): Likewise.
8137 (ix86_update_stack_boundary): Likewise.
8138 (ix86_get_drap_rtx): Likewise.
8139 (ix86_finalize_stack_realign_flags): Likewise.
8140 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
8141 (TARGET_GET_DRAP_RTX): Likewise.
8142 (override_options): Overide option value for new options.
8143 (ix86_function_ok_for_sibcall): Remove check for
8144 force_align_arg_pointer.
8145 (ix86_handle_cconv_attribute): Likewise.
8146 (ix86_function_regparm): Likewise.
8147 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
8148 (ix86_va_start): Replace virtual_incoming_args_rtx with
8149 crtl->args.internal_arg_pointer.
8150 (ix86_select_alt_pic_regnum): Check DRAP register.
8151 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
8152 (ix86_compute_frame_layout): Compute frame layout wrt stack
8154 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
8155 (ix86_expand_prologue): Decide if stack realignment is needed
8156 and generate prologue code accordingly.
8157 (ix86_expand_epilogue): Generate epilogue code wrt stack
8158 realignment is really needed or not.
8160 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
8161 (ABI_STACK_BOUNDARY): Likewise.
8162 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
8163 (STACK_REALIGN_DEFAULT): Likewise.
8164 (INCOMING_STACK_BOUNDARY): Likewise.
8165 (MAX_STACK_ALIGNMENT): Likewise.
8166 (ix86_incoming_stack_boundary): Likewise.
8167 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
8168 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
8169 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
8170 (machine_function): Remove force_align_arg_pointer.
8172 * config/i386/i386.md (BX_REG): New.
8173 (R13_REG): Likewise.
8175 * config/i386/i386.opt (mforce_drap): New.
8176 (mincoming-stack-boundary): Likewise.
8177 (mstackrealign): Add Init(-1).
8179 * config/i386/i386-protos.h (ix86_can_eliminate): New
8181 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
8183 * doc/extend.texi: Update force_align_arg_pointer.
8185 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
8188 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
8189 (INCOMING_STACK_BOUNDARY): Likewise.
8190 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
8191 (TARGET_GET_DRAP_RTX): Likewise.
8193 2008-07-30 Andreas Schwab <schwab@suse.de>
8195 PR rtl-optimization/36929
8196 * dse.c (replace_inc_dec): Use emit_insn_before instead of
8197 add_insn_before and fix argument order.
8198 (replace_inc_dec_mem): Handle NULL rtx.
8200 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
8202 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
8204 (arm_compute_initial_elimination_offset): Use it.
8205 (arm_compute_save_reg_mask): Include static chain save slot when
8206 calculating alignment.
8207 (arm_get_frame_offsets): Ditto.
8208 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
8209 that we can use to decrement the stack when the stack decrement
8210 could be too big for an immediate value in a single insn.
8211 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
8213 2008-07-30 Richard Guenther <rguenther@suse.de>
8215 PR tree-optimization/36967
8216 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
8217 Release defs of statements we remove.
8219 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
8221 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
8222 instead of NULL_RTVEC.
8224 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
8228 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
8231 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8233 * final.c (call_from_call_insn): New.
8234 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
8236 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
8238 * configure.ac: Substitute ADA_CFLAGS.
8239 * configure: Regenerate.
8240 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
8241 * Makefile.in: Remove mention of X_* variables.
8242 * config/pa/x-ada-hpux10: Remove.
8243 * config/pa/x-ada: Remove.
8245 * doc/fragments.texi: Update.
8247 2008-07-30 Olivier Hainque <hainque@adacore.com>
8249 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
8250 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
8251 __dso_handle explicitly here.
8253 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8256 * c-typeck.c (build_binary_op): Encapsulate code into...
8257 * c-common.c (shorten_binary_op): ...this new function.
8258 (conversion_warning): Use the new function. Handle non-negative
8259 constant in bitwise-and.
8260 * c-common.h (shorten_binary_op): Declare.
8262 2008-07-30 Olivier Hainque <hainque@adacore.com>
8264 * scan.c (make_sstring_space): Add explicit conversions of
8265 allocator's return value.
8266 * fix-header.c (recognized_function): Likewise.
8268 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8270 * doc/cpp.texi: Update to GFDL 1.2.
8271 * doc/gcc.texi: Do not list GPL as Invariant Section.
8272 * doc/gccint.texi: Likewise. Update copyright years.
8273 * doc/install.texi: Update copyright years.
8275 2008-07-30 Alan Modra <amodra@bigpond.net.au>
8278 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
8279 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
8281 2008-07-29 Jan Hubicka <jh@suse.cz>
8283 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
8284 (grokdeclarator): Likewise.
8285 * langhooks.c (lhd_warn_unused_global_decl): Use
8286 DECL_DECLARED_INLINE_P.
8287 * print-tree.c (print_node): Remove DECL_INLINE check.
8289 2008-07-29 Richard Guenther <rguenther@suse.de>
8291 PR tree-optimization/36945
8292 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
8293 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
8294 Record invariant addresses un-decomposed.
8295 (copy_reference_ops_from_call): Record reference call
8296 arguments properly. Simplify.
8297 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
8298 helper split out from ...
8299 (create_component_ref_by_pieces): ... here. Simplify.
8300 Prepare for recursive invocation for call arguments.
8301 (create_expression_by_pieces): Adjust call to
8302 create_component_ref_by_pieces.
8303 (compute_avail): Process operand 2 of reference ops.
8305 2008-07-29 Richard Guenther <rguenther@suse.de>
8307 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
8309 2008-07-29 Jakub Jelinek <jakub@redhat.com>
8311 * c-format.c (check_format_types): Revert unwanted checkin.
8313 2008-07-29 Jan Hubicka <jh@suse.cz>
8315 * flags.h (flag_really_no_inline): Remove.
8316 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
8317 * toplev.c (flag_really_no_inline): Remove.
8318 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
8319 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
8320 (cgraph_decide_inlining_incrementally): Likewise.
8321 (compute_inline_parameters): Likewise.
8322 * opts.c (decode_options): Simplify.
8323 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
8324 * common.opt (finline): Initialize to 1.
8325 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
8327 2008-07-29 Jan Hubicka <jh@suse.cz>
8329 * predict.c (always_optimize_for_size_p): New function.
8330 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
8331 optimize_edge_for_size_p, optimize_edge_for_speed_p,
8332 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
8334 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
8335 * function.c (prepare_function_start): Set default profile.
8336 * function.h (rtl_data): Add maybe_hot_insn_p.
8337 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
8338 (construct_exit_block): Likewise.
8339 (tree_expand_cfg): Likewise.
8341 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
8342 optimize_edge_for_size_p, optimize_edge_for_speed_p,
8343 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
8344 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
8347 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8350 * c-decl.c (merge_decls): Merge USED flags.
8352 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
8354 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
8355 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
8356 next_stack, lab_false and lab_over trees.
8358 2008-07-28 Richard Guenther <rguenther@suse.de>
8360 PR tree-optimization/36957
8361 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
8362 (useless_type_conversion_p): Remove.
8363 (types_compatible_p): Remove.
8364 * gimple.h (tree_ssa_useless_type_conversion): Declare.
8365 (useless_type_conversion_p): Declare.
8366 (types_compatible_p): Declare.
8367 (gimple_expr_type): Return the base type only if it is
8368 trivially convertible to the subtype.
8370 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
8372 * configure.ac: Use the m4_do macro to concatenate the warnings into
8373 one string in ACX_PROG_CC_WARNING_OPTS,
8374 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
8375 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
8376 * configure: Regenerate.
8378 2008-07-28 Richard Guenther <rguenther@suse.de>
8380 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
8381 (insert_fake_stores): Remove.
8382 (realify_fake_stores): Likewise.
8383 (execute_pre): Remove dead code.
8384 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
8385 (find_func_aliases): Deal with it here instead.
8386 Re-enable gcc_unreachable call.
8388 2008-07-28 Richard Guenther <rguenther@suse.de>
8390 Merge from gimple-tuples-branch.
8392 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
8393 * gimple.def: New file.
8394 * gsstruct.def: Likewise.
8395 * gimple-iterator.c: Likewise.
8396 * gimple-pretty-print.c: Likewise.
8397 * tree-gimple.c: Removed. Merged into ...
8398 * gimple.c: ... here. New file.
8399 * tree-gimple.h: Removed. Merged into ...
8400 * gimple.h: ... here. New file.
8402 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
8403 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
8404 --enable-checking=gimple flag.
8405 * config.in: Likewise.
8406 * configure: Regenerated.
8408 * tree-ssa-operands.h: Tuplified.
8409 * tree-vrp.c: Likewise.
8410 * tree-loop-linear.c: Likewise.
8411 * tree-into-ssa.c: Likewise.
8412 * tree-ssa-loop-im.c: Likewise.
8413 * tree-dump.c: Likewise.
8414 * tree-complex.c: Likewise.
8415 * cgraphbuild.c: Likewise.
8416 * tree-ssa-threadupdate.c: Likewise.
8417 * tree-ssa-loop-niter.c: Likewise.
8418 * tree-pretty-print.c: Likewise.
8419 * tracer.c: Likewise.
8420 * gengtype.c: Likewise.
8421 * tree-loop-distribution.c: Likewise.
8422 * tree-ssa-loop-unswitch.c: Likewise.
8423 * cgraph.c: Likewise.
8424 * cgraph.h: Likewise.
8425 * tree-ssa-loop-manip.c: Likewise.
8426 * value-prof.c: Likewise.
8427 * tree-ssa-loop-ch.c: Likewise.
8428 * tree-tailcall.c: Likewise.
8429 * value-prof.h: Likewise.
8432 * tree-pass.h: Likewise.
8433 * ipa-cp.c: Likewise.
8434 * tree-scalar-evolution.c: Likewise.
8435 * tree-scalar-evolution.h: Likewise.
8436 * target.h: Likewise.
8437 * lambda-mat.c: Likewise.
8438 * tree-phinodes.c: Likewise.
8439 * diagnostic.h: Likewise.
8440 * builtins.c: Likewise.
8441 * tree-ssa-alias-warnings.c: Likewise.
8442 * cfghooks.c: Likewise.
8443 * fold-const.c: Likewise.
8444 * cfghooks.h: Likewise.
8445 * omp-low.c: Likewise.
8446 * tree-ssa-dse.c: Likewise.
8447 * ipa-reference.c: Likewise.
8448 * tree-ssa-uncprop.c: Likewise.
8449 * toplev.c: Likewise.
8450 * tree-gimple.c: Likewise.
8451 * tree-gimple.h: Likewise.
8452 * tree-chrec.c: Likewise.
8453 * tree-chrec.h: Likewise.
8454 * tree-ssa-sccvn.c: Likewise.
8455 * tree-ssa-sccvn.h: Likewise.
8456 * cgraphunit.c: Likewise.
8457 * tree-ssa-copyrename.c: Likewise.
8458 * tree-ssa-ccp.c: Likewise.
8459 * tree-ssa-loop-ivopts.c: Likewise.
8460 * tree-nomudflap.c: Likewise.
8461 * tree-call-cdce.c: Likewise.
8462 * ipa-pure-const.c: Likewise.
8463 * c-format.c: Likewise.
8464 * tree-stdarg.c: Likewise.
8465 * tree-ssa-math-opts.c: Likewise.
8466 * tree-ssa-dom.c: Likewise.
8467 * tree-nrv.c: Likewise.
8468 * tree-ssa-propagate.c: Likewise.
8469 * ipa-utils.c: Likewise.
8470 * tree-ssa-propagate.h: Likewise.
8471 * tree-ssa-alias.c: Likewise.
8472 * gimple-low.c: Likewise.
8473 * tree-ssa-sink.c: Likewise.
8474 * ipa-inline.c: Likewise.
8475 * c-semantics.c: Likewise.
8476 * dwarf2out.c: Likewise.
8478 * tree-ssa-loop-ivcanon.c: Likewise.
8479 * predict.c: Likewise.
8480 * tree-ssa-loop.c: Likewise.
8481 * tree-parloops.c: Likewise.
8482 * tree-ssa-address.c: Likewise.
8483 * tree-ssa-ifcombine.c: Likewise.
8484 * matrix-reorg.c: Likewise.
8485 * c-decl.c: Likewise.
8486 * tree-eh.c: Likewise.
8487 * c-pretty-print.c: Likewise.
8488 * lambda-trans.c: Likewise.
8489 * function.c: Likewise.
8490 * langhooks.c: Likewise.
8491 * ebitmap.h: Likewise.
8492 * tree-vectorizer.c: Likewise.
8493 * function.h: Likewise.
8494 * langhooks.h: Likewise.
8495 * tree-vectorizer.h: Likewise.
8496 * ipa-type-escape.c: Likewise.
8497 * ipa-type-escape.h: Likewise.
8498 * domwalk.c: Likewise.
8499 * tree-if-conv.c: Likewise.
8500 * profile.c: Likewise.
8501 * domwalk.h: Likewise.
8502 * tree-data-ref.c: Likewise.
8503 * tree-data-ref.h: Likewise.
8504 * tree-flow-inline.h: Likewise.
8505 * tree-affine.c: Likewise.
8506 * tree-vect-analyze.c: Likewise.
8507 * c-typeck.c: Likewise.
8508 * gimplify.c: Likewise.
8509 * coretypes.h: Likewise.
8510 * tree-ssa-phiopt.c: Likewise.
8511 * calls.c: Likewise.
8512 * tree-ssa-coalesce.c: Likewise.
8513 * tree.def: Likewise.
8514 * tree-dfa.c: Likewise.
8515 * except.c: Likewise.
8516 * except.h: Likewise.
8517 * cfgexpand.c: Likewise.
8518 * tree-cfgcleanup.c: Likewise.
8519 * tree-ssa-pre.c: Likewise.
8520 * tree-ssa-live.c: Likewise.
8521 * tree-sra.c: Likewise.
8522 * tree-ssa-live.h: Likewise.
8523 * tree-predcom.c: Likewise.
8524 * lambda.h: Likewise.
8525 * tree-mudflap.c: Likewise.
8526 * ipa-prop.c: Likewise.
8527 * print-tree.c: Likewise.
8528 * tree-ssa-copy.c: Likewise.
8529 * ipa-prop.h: Likewise.
8530 * tree-ssa-forwprop.c: Likewise.
8531 * ggc-page.c: Likewise.
8532 * c-omp.c: Likewise.
8533 * tree-ssa-dce.c: Likewise.
8534 * tree-vect-patterns.c: Likewise.
8535 * tree-ssa-ter.c: Likewise.
8536 * tree-nested.c: Likewise.
8537 * tree-ssa.c: Likewise.
8538 * lambda-code.c: Likewise.
8539 * tree-ssa-loop-prefetch.c: Likewise.
8540 * tree-inline.c: Likewise.
8541 * tree-inline.h: Likewise.
8542 * tree-iterator.c: Likewise.
8543 * tree-optimize.c: Likewise.
8544 * tree-ssa-phiprop.c: Likewise.
8545 * tree-vect-transform.c: Likewise.
8546 * tree-object-size.c: Likewise.
8547 * tree-outof-ssa.c: Likewise.
8548 * cfgloop.c: Likewise.
8549 * system.h: Likewise.
8550 * tree-profile.c: Likewise.
8551 * cfgloop.h: Likewise.
8552 * c-gimplify.c: Likewise.
8553 * c-common.c: Likewise.
8554 * tree-vect-generic.c: Likewise.
8555 * tree-flow.h: Likewise.
8556 * c-common.h: Likewise.
8557 * basic-block.h: Likewise.
8558 * tree-ssa-structalias.c: Likewise.
8559 * tree-switch-conversion.c: Likewise.
8560 * tree-ssa-structalias.h: Likewise.
8561 * tree-cfg.c: Likewise.
8562 * passes.c: Likewise.
8563 * ipa-struct-reorg.c: Likewise.
8564 * ipa-struct-reorg.h: Likewise.
8565 * tree-ssa-reassoc.c: Likewise.
8566 * cfgrtl.c: Likewise.
8567 * varpool.c: Likewise.
8569 * tree-ssanames.c: Likewise.
8570 * tree-ssa-threadedge.c: Likewise.
8571 * langhooks-def.h: Likewise.
8572 * tree-ssa-operands.c: Likewise.
8573 * config/alpha/alpha.c: Likewise.
8574 * config/frv/frv.c: Likewise.
8575 * config/s390/s390.c: Likewise.
8576 * config/m32c/m32c.c: Likewise.
8577 * config/m32c/m32c-protos.h: Likewise.
8578 * config/spu/spu.c: Likewise.
8579 * config/sparc/sparc.c: Likewise.
8580 * config/i386/i386.c: Likewise.
8581 * config/sh/sh.c: Likewise.
8582 * config/xtensa/xtensa.c: Likewise.
8583 * config/stormy16/stormy16.c: Likewise.
8584 * config/ia64/ia64.c: Likewise.
8585 * config/rs6000/rs6000.c: Likewise.
8586 * config/pa/pa.c: Likewise.
8587 * config/mips/mips.c: Likewise.
8589 2008-07-28 Simon Baldwin <simonb@google.com>
8591 * c-pragma.c (handle_pragma_message): New function.
8592 (init_pragma): Register handle_pragma_message.
8593 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
8596 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
8598 PR tree-optimization/35252
8599 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
8600 REALPART_EXPR to be considered as same load operation.
8602 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
8604 PR tree-optimization/36830
8605 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
8606 (expressions_equal_p): Return false if only one operand is null.
8608 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
8610 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
8611 version requirements.
8613 2008-07-26 Olivier Hainque <hainque@adacore.com>
8615 * collect2.c (symkind): New enum. Symbol kinds we care about.
8616 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
8617 code and head comment accordingly.
8618 (scan_prog_file): Use symkind names instead of bare integers.
8620 2008-07-25 Jan Hubicka <jh@suse.cz>
8622 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
8624 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
8625 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
8626 * dojump.c (clear_pending_stack_adjust): Likewise.
8627 * print-tree.c (print_node): Ignore DECL_INLINE.
8628 * tree-inline.c (inlinable_function_p): Likewise.
8630 2008-07-25 Michael Meissner <gnu@the-meissners.org>
8632 * doc/extend.texi (hot attribute): Document that the hot attribute
8633 turns on -O3 for some ports.
8634 (cold attribute): Document that the cold attribute turns on -Os
8637 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
8638 reflect function specific option support.
8640 * target.h (struct target_option_hooks): Add fields to say whether
8641 the cold attribute implies -Os and the hot attribute implies -O3.
8643 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
8644 By default, do not turn on -Os for cold functions.
8645 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
8646 not turn on -O3 for hot functions.
8648 * c-common.c (handle_hot_attribute): Use target hook to determine
8649 if hot functions should enable -O3.
8650 (handle_cold_attribute): Use target hook to determine if cold
8651 functions should enable -Os.
8653 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
8654 (override_options): Move disable scheduling to
8655 optimization_options.
8656 (optimization_options): Disable scheduling here, not
8658 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8659 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8661 * config/ia64/ia64.c (ia64_override_options): Move setting
8662 scheduling flags to ia64_optimization_options.
8663 (ia64_optimization_options): Disable scheduling options here, and
8664 not in ia64_override_options.
8665 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8666 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8668 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
8671 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
8673 2008-07-25 Martin Jambor <mjambor@suse.cz>
8675 PR tree-optimization/36926
8676 * ipa-prop.c (ipa_analyze_call_uses): Call
8677 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
8679 2008-07-25 Joseph Myers <joseph@codesourcery.com>
8681 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
8682 movv2si_internal): Add mem = reg alternative.
8684 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
8687 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
8688 DEFAULT_PCC_STRUCT_RETURN to 127.
8690 2008-07-24 Jan Hubicka <jh@suse.cz>
8692 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
8693 (build_cgraph_edges): Likewise.
8694 * cgraph.c (cgraph_node): Do not update assembler hash.
8695 (cgraph_remove_node): Drop non-unit-at-a-time code.
8696 * tree-pass.h (pass_O0_always_inline): Remove.
8697 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
8698 * toplev.c (process_options): Flag unit-at-a-time does not imply
8700 * cgraphunit.c: Update comments.
8701 (decide_is_function_needed): Drop non-unit-at-a-time mode.
8702 (cgraph_assemble_pending_functions): Remove.
8703 (cgraph_reset_node): Drop non-unit-at-a-time code.
8704 (cgraph_finalize_function): Likewise.
8705 (cgraph_analyze_function): Likewise.
8706 (cgraph_finalize_compilation_unit): Likewise.
8707 (cgraph_expand_function): Likewise.
8708 (cgraph_optimize): Likesise.
8709 (save_inline_function_body): Likewise.
8710 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
8711 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
8712 * ipa-inline.c: Update comments.
8713 (enum inlining_mode): remove INLINE_SPEED.
8714 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
8715 (cgraph_mark_inline_edge): Likewise.
8716 (try_inline): Likewise.
8717 (cgraph_decide_inlining_incrementally): Likewise.
8718 (cgraph_gate_inlining): Remove.
8719 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
8720 (cgraph_gate_early_inlining): Likewise.
8721 (gate_inline_passes): Remove.
8722 (pass_inline_parameters, pass_ipa_inline): Remove gates.
8723 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
8724 pass_O0_always_inline): Remove.
8725 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
8726 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
8727 * opts.c (no_unit_at_a_time_default): Remove.
8728 (decode_options): Remove flag_unit_at_a_time reset and warning.
8729 * opts.h (no_unit_at_a_time_default): Remove.
8730 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
8731 early in GNU dialect.
8732 (merge_decls): Update comment; drop unit-at-a-time check.
8733 (finish_decl): Likewise.
8734 (grok_declaration): Remove flag_inline_trees code.
8735 (finish_functions): Return on function returning non-void on all
8737 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
8738 * cfgexpand.c (expand_one_static_var): Remove.
8739 (expand_one_var): Remove expand_one_static_var call.
8740 (expand_used_vars_for_block): Remove flag_unit_a_time check.
8741 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
8742 and flag_unit_at_a-time compatibility checks.
8743 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
8744 * tree-inline.c (flag_inline_trees): Remove.
8745 (inlinable_function_p): Don't check it.
8746 (expand_call_inline): Remove non-unit-at-a-time code.
8747 * tree-inline.h (flag_inline_trees): Remove.
8748 * tree-optimize.c (execute_early_local_optimizations): Remove
8749 unit-at-a-time checks.
8750 (tree_rest_of_compilation): Likewise.
8751 * combine.c (setup_incoming_promotions): Likewise.
8752 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
8753 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
8754 * passes.c (pass_inline_parameters): Update comments; remove
8755 O0_alwaysinline pass.
8756 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
8757 (execute_one_pass): Likewise.
8758 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
8759 (ix86_function_sseregparm): Likewise.
8760 * arm.c (arm_function_in_section_p): Likewise.
8761 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
8762 * varpool.c: Update comments.
8763 (decide_is_variable_needed): Remove unit-at-a-time checks.
8764 (varpool_finalize_decl): Likewise.
8766 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
8768 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
8770 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
8772 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
8774 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
8775 imp symbol extension.
8777 2008-07-23 Ian Lance Taylor <iant@google.com>
8779 * tree-vrp.c (infer_value_range): Ignore asm statements when
8780 looking for memory accesses for -fdelete-null-pointer-checks.
8782 2008-07-24 Ben Elliston <bje@au.ibm.com>
8784 * config/spu/spu-c.c (__vector_keyword): New variable.
8785 (vector_keyword): Likewise.
8786 (spu_categorize_keyword): New function.
8787 (spu_macro_to_expand): Likewise.
8788 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
8789 compiling an ISO C dialect.
8791 2008-07-24 Ben Elliston <bje@au.ibm.com>
8793 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
8796 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8798 * configure: Regenerate.
8799 * configure.ac: Require texinfo 4.7.
8800 * doc/install.texi: Document texinfo 4.7 requirement.
8802 2008-07-23 Martin Jambor <mjambor@suse.cz>
8804 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
8805 rather than for DECL_SAVED_TREE.
8806 * ipa-prop.c: Include diagnostic.h.
8807 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
8809 (ipa_detect_param_modifications): Function rewritten from scratch.
8810 (ipa_compute_jump_functions): Changed accesses to modification flags.
8811 (ipa_free_node_params_substructures): Update flags destruction.
8812 (ipa_node_duplication_hook): Update flags duplication.
8813 (ipa_print_all_params_modified): Updated flag access.
8814 * ipa-prop.h (struct ipa_param_flags): New structure.
8815 (struct ipa_node_params): New field modification_analysis_done,
8816 modified_flags changed into param_flags.
8817 (ipa_is_ith_param_modified): Changed to use new flags.
8818 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
8820 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
8821 ipa-cp.c and split into two functions.
8822 (ipa_print_node_jump_functions): New function.
8823 (compute_scalar_jump_functions): New function.
8824 (type_like_member_ptr_p): New function.
8825 (compute_pass_through_member_ptrs): New function.
8826 (fill_member_ptr_cst_jump_function): New function.
8827 (determine_cst_member_ptr): New function.
8828 (compute_cst_member_ptr_arguments): New function.
8829 (ipa_compute_jump_functions): Complete rewrite.
8830 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
8831 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
8832 (struct ipa_member_ptr_cst): New structure.
8833 (union jump_func_value): New field member_cst.
8834 * ipa-cp.c (ipcp_lat_is_insertable): New function.
8835 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
8836 jump function types.
8837 (ipcp_print_all_lattices): Slight fprintf rearrangement.
8838 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
8839 instead of ipcp_print_all_jump_functions.
8840 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
8841 only for replacable scalars.
8843 * doc/invoke.texi (Optimize options): Add description of
8844 -findirect-inlining.
8845 * common.opt (flag_indirect_inlining): New flag.
8846 * opts.c (decode_options): Set flag_indirect_inlining when
8849 * ipa-inline.c: Include ipa-prop.h.
8850 (inline_indirect_intraprocedural_analysis): New function.
8851 (inline_generate_summary): Allocate parameter and argument info
8852 structures, call inline_indirect_intraprocedural_analysis on each
8853 node when doing indirect inlining and deallocate indirect inlining
8854 data structures in the end.
8855 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
8856 (free_all_ipa_structures_after_iinln): New function.
8857 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
8859 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
8861 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
8862 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8863 of computing the frequency separately.
8864 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8865 of computing the frequency separately.
8866 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
8867 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
8868 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
8869 (ipa_get_stmt_member_ptr_load_param): New function.
8870 (ipa_is_ssa_with_stmt_def): New function.
8871 (ipa_note_param_call): New function.
8872 (ipa_analyze_call_uses): New function.
8873 (ipa_analyze_stmt_uses): New function.
8874 (ipa_analyze_params_uses): New function.
8875 (ipa_free_node_params_substructures): Also free the param_calls linked
8877 (ipa_node_duplication_hook): Also duplicate the param_calls
8879 (ipa_print_node_param_flags): New function.
8880 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
8881 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
8882 * ipa-prop.h (struct ipa_param_flags): New field called.
8883 (struct ipa_param_call_note): New structure.
8884 (struct ipa_node_params): New fields param_calls and
8886 (ipa_is_ith_param_called): New function.
8887 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
8888 ipa_analyze_params_uses and dump parameter flags.
8890 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
8891 ipa_propagate_indirect_call_infos if performing indirect inlining,
8892 pass a new parameter new_edges to it.
8893 (add_new_edges_to_heap): New fucntion.
8894 (cgraph_decide_inlining_of_small_functions): New vector
8895 new_indirect_edges for newly found indirect edges , call
8896 ipa_propagate_indirect_call_infos after inlining.
8897 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
8898 inlining if performing indirect inlining. Call
8899 free_all_ipa_structures_after_iinln when doing so too.
8900 (inline_generate_summary): Do not call
8901 free_all_ipa_structures_after_iinln here.
8902 * ipa-prop.c (update_jump_functions_after_inlining): New function.
8903 (print_edge_addition_message): New function.
8904 (update_call_notes_after_inlining): New function.
8905 (propagate_info_to_inlined_callees): New function.
8906 (ipa_propagate_indirect_call_infos): New function.
8907 * ipa-prop.h: Include cgraph.h
8908 (struct ipa_param_call_note): Fields reordered, new field processed.
8909 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
8911 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
8912 rediscovered call statements.
8913 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
8914 (dump_cgraph_node): Dump also the indirect_call flag.
8915 (cgraph_clone_edge): Copy also the indirect_call flag.
8916 * tree-inline.c (copy_bb): Do not check for fndecls from call
8917 expressions, check for edge availability when moving clones.
8918 (get_indirect_callee_fndecl): New function.
8919 (expand_call_inline): If callee declaration is not apprent from
8920 the statement, try calling get_indirect_callee_fndecl. Do not
8921 issue warnings or call sorry when not inlinings an indirect edge.
8922 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
8924 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
8925 bit more frandly to matching.
8926 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
8927 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
8928 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
8930 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8933 * opth-gen.awk: Suppress function specific features when building
8935 * optc-gen.awk: Ditto.
8937 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8940 * diagnostic.c (pedwarn): Add opt parameter.
8942 * c-tree.h (pedwarn_init): Add opt parameter.
8943 (pedwarn_c90): Likewise.
8944 (pedwarn_c99): Likewise.
8945 * c-errors.c (pedwarn_c99): Likewise.
8946 (pedwarn_c90): Likewise.
8947 * toplev.h (pedwarn): Update declaration.
8948 (pedwarn0): Declare.
8949 * c-lex.c: All calls to pedwarn changed.
8950 * builtins.c: All calls to pedwarn changed.
8951 * toplev.c: All calls to pedwarn changed.
8952 * c-decl.c: All calls to pedwarn changed.
8953 * c-typeck.c: All calls to pedwarn changed.
8954 * c-common.c: All calls to pedwarn changed.
8955 * c-parser.c: All calls to pedwarn changed.
8957 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8958 Karthik Kumar <karthikkumar@gmail.com>
8960 * attribs.c (file scope): Include c-common.h.
8961 (decl_attributes): Add support for #pragma GCC optimize and
8964 * targhooks.c (default_can_inline_p): New function that is the
8965 default for the TARGET_CAN_INLINE_P target hook.
8967 * targhooks.h (default_can_inline_p): Add declaration.
8969 * tree.c (cl_optimization_node): New static tree for building
8970 OPTIMIZATION_NODE tree.
8971 (cl_target_option_node): New static tree for building
8972 TARGET_OPTION_NODE tree.
8973 (cl_option_hash_table): New hash table for hashing
8974 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8975 (cl_option_hash_hash): New function to provide the hash value for
8976 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8977 (cl_option_hash_eq): New function to provide an equality test for
8978 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8979 (tree_code_size): Add support for OPTIMIZATION_NODE and
8980 TARGET_OPTION_NODE trees.
8981 (tree_code_structure): Add support for OPTIMIZATION_NODE and
8982 TARGET_OPTION_NODE trees.
8983 (build_optimization_node): Build a tree that has all of the
8984 current optimization options.
8985 (build_target_option_node): Build a tree that has the target
8986 options that might be changed on a per function basis.
8988 * tree.h (file scope): Include options.h.
8989 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
8990 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
8991 (TREE_OPTIMIZATION): Ditto.
8992 (TREE_TARGET_SPECIFIC): Ditto.
8993 (struct tree_function_decl): Add fields for remembering the
8994 current optimization options and target specific options.
8995 (struct tree_optimization_option): New tree variant that remembers
8996 the optimization options.
8997 (struct tree_target_option): New tree variant that remembers the
8998 target specific flags that might change for compiling a particular
9000 (union tree_node): Include tree_optimization_option and
9001 tree_target_option fields.
9002 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
9003 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
9004 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
9005 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
9006 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
9007 optimization and target options.
9008 (optimization_default_node): New macro to refer to global_trees
9010 (optimization_current_node): Ditto.
9011 (optimization_cold_node): Ditto.
9012 (optimization_hot_node): Ditto.
9013 (target_option_default_node): Ditto.
9014 (target_option_current_node): Ditto.
9015 (current_option_pragma): Ditto.
9016 (current_optimize_pragma): Ditto.
9018 * target.h (struct gcc_target): Add valid_option_attribute_p,
9019 target_option_save, target_option_restore, target_option_print,
9020 target_option_pragma_parse, and can_inline_p hooks.
9022 * toplev.h (parse_optimize_options): Add declaration.
9023 (fast_math_flags_struct_set_p): Ditto.
9025 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
9026 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
9029 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
9030 tree_can_inline_p hook to see if one function can inline another.
9031 (cgraph_decide_inlining): Ditto.
9032 (cgraph_decide_inlining_incrementally): Ditto.
9034 * opts.c (decode_options): Add support for running multiple times
9035 to allow functions with different target or optimization options
9036 than was specified on the command line.
9037 (fast_math_flags_struct_set_p): New function that is similar to
9038 fast_math_flags_set_p, except it uses the values in the
9039 cl_optimization structure instead of global variables.
9041 * optc-gen.awk: Add support for TargetSave to allow a back end to
9042 declare new fields that need to be saved when using function
9043 specific options. Include flags.h and target.h in the options.c
9044 source. Add support for Save to indicate which options can be set
9045 for individual functions. Generate cl_optimize_save,
9046 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
9047 cl_target_option_restore, cl_target_option_print functions to
9048 allow functions to use different optimization or target options.
9050 * opt-functions.awk (var_type_struct): Return the type used for
9051 storing the field in a structure.
9053 * opth-gen.awk: Add support for TargetSave to allow a back end to
9054 declare new fields that need to be saved when using function
9055 specific options. Add support for Save to indicate which options
9056 can be set for individual functions. Only generate one extern for
9057 Mask fields. Generate cl_optimization and cl_target_option
9058 structures to remember optimization and target options.
9060 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
9061 collecting new tree nodes.
9062 (TS_TARGET_OPTION): Ditto.
9064 * c-decl.c (merge_decls): Merge function specific target and
9065 optimization options.
9067 * function.c (invoke_set_current_function_hook): If the function
9068 uses different optimization options, change the global variables
9071 * coretypes.h (struct cl_optimization): Add forward reference.
9072 (struct cl_target_option): Ditto.
9074 * c-pragma.c (option_stack): New static vector to remember the
9075 current #pragma GCC option stack.
9076 (handle_pragma_option): New function to support #pragma GCC option
9077 to change target options.
9078 (optimize_stack): New static vector to remember the current
9079 #pragma GCC optimize stack.
9080 (handle_pragma_optimize): New function to support #pragma GCC
9081 optimize to change optimization options.
9082 (init_pragma): Add support for #pragma GCC optimize and #pragma
9085 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
9086 optimization options.
9087 (TARGET_OPTION_NODE): New tree code for remembering certain target
9090 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
9091 TARGET_OPTION_NODE trees.
9093 * common.opt (-O): Add Optimization flag.
9095 (-fmath-errno): Ditto.
9096 (-falign-functions): Add UInteger flag to make sure flag gets full
9097 int in cl_optimization structure.
9098 (-falign-jumps): Ditto.
9099 (-falign-labels): Ditto.
9100 (-falign-loops): Ditto.
9101 (-fsched-stalled-insns): Ditto.
9102 (-fsched-stalled-insns-dep): Ditto.
9104 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
9106 (TARGET_OPTION_SAVE): Ditto.
9107 (TARGET_OPTION_RESTORE): Ditto.
9108 (TARGET_OPTION_PRINT): Ditto.
9109 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
9110 (TARGET_CAN_INLINE_P): Ditto.
9111 (TARGET_INITIALIZER): Add new hooks.
9113 * tree-inline.c (tree_can_inline_p): New function to determine
9114 whether one function can inline another. Check if the functions
9115 use compatible optimization options, and also call the backend
9118 * tree-inline.h (tree_can_inline_p): Add declaration.
9120 * c-common.c (c_common_attribute): Add support for option and
9121 optimize attributes.
9122 (handle_option_attribute): Add support for the option attribute to
9123 allow the user to specify different target options for compiling a
9125 (handle_optimize_attribute): Add support for the optimize
9126 attribute to allow the user to specify different optimization
9127 options for compiling a specific function.
9128 (handle_hot_attribute): Turn on -O3 optimization for this one
9129 function if it isn't the default optimization level.
9130 (handle_cold_attribute): Turn on -Os optimization for this one
9131 function if it insn't the default optimization.
9132 (const_char_p): New const char * typedef.
9133 (optimize_args): New static vector to remember the optimization
9135 (parse_optimize_options): New function to set up the optimization
9136 arguments from either the optimize attribute or #pragma GCC optimize.
9138 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
9139 (builtin_define_std): Ditto.
9141 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
9142 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
9143 (x86_64-*-*): Ditto.
9145 * Makefile.in (TREE_H): Add options.h.
9146 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
9148 * doc/extend.texi (option attribute): Document new attribute.
9149 (optimize attribute): Ditto.
9150 (hot attribute): Document hot attribute sets -O3.
9151 (cold attribute): Document cold attribute sets -Os.
9152 (#pragma GCC option): Document new pragma.
9153 (#pragma GCC optimize): Ditto.
9155 * doc/options.texi (TargetSave): Document TargetSave syntax.
9156 (UInteger): Document UInteger must be used for certain flags.
9157 (Save): Document Save option to create target specific options
9158 that can be saved/restored on a function specific context.
9160 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
9161 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
9163 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
9164 (TARGET_OPTION_SAVE): Ditto.
9165 (TARGET_OPTION_RESTORE): Ditto.
9166 (TARGET_OPTION_PRINT): Ditto.
9167 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
9168 (TARGET_CAN_INLINE_P): Ditto.
9170 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
9172 (-mfpmath=both): Ditto.
9174 2008-07-23 Michael Meissner <gnu@the-meissners.org>
9175 Karthik Kumar <karthikkumar@gmail.com>
9177 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
9178 (TARGET_POPCNT): Ditto.
9179 (TARGET_SAHF): Ditto.
9180 (TARGET_AES): Ditto.
9181 (TARGET_PCLMUL): Ditto.
9182 (TARGET_CMPXCHG16B): Ditto.
9183 (TARGET_RECIP): Move switch into target_flags.
9184 (TARGET_FUSED_MADD): Ditto.
9185 (ix86_arch_features): Make an unsigned char type.
9186 (ix86_tune_features): Ditto.
9187 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
9188 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
9189 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
9191 * config/i386/i386.opt (arch): New TargetSave field to define
9192 fields that need to be saved for function specific option support.
9195 (branch_cost): Ditto.
9196 (ix86_isa_flags_explicit): Ditto.
9197 (tune_defaulted): Ditto.
9198 (arch_specified): Ditto.
9199 (-m128-long-double): Add Save flag to save option for target
9200 specific option support.
9202 (-maccumulate-outgoing-args): Ditto.
9203 (-malign-double): Ditto.
9204 (-malign-stringops): Ditto.
9205 (-mfancy-math-387): Ditto.
9206 (-mhard-float): Ditto.
9208 (-minline-all-stringops): Ditto.
9209 (-minline-stringops-dynamically): Ditto.
9210 (-mms-bitfields): Ditto.
9211 (-mno-align-stringops): Ditto.
9212 (-mno-fancy-math-387): Ditto.
9213 (-mno-push-args): Ditto.
9214 (-mno-red-zone): Ditto.
9215 (-mpush-args): Ditto.
9216 (-mred-zone): Ditto.
9218 (-msseregparm): Ditto.
9219 (-mstack-arg-probe): Ditto.
9234 (-mrecip): Move flag into target_flags.
9236 (-mno-fused-madd): Ditto.
9237 (-mfused-madd): Ditto.
9238 (-mabm): Move flag into ix86_isa_flags.
9245 * config/i386/i386-c.c: New file for #pragma support.
9246 (ix86_target_macros_internal): New function to #define or #undef
9247 target macros based when the user uses the #pragma GCC option to
9248 change target options.
9249 (ix86_pragma_option_parse): New function to add #pragma GCC option
9251 (ix86_target_macros): Move defining the target macros here from
9252 TARGET_CPU_CPP_BUILTINS in i386.h.
9253 (ix86_register_pragmas): Register the #pragma GCC option hook. If
9254 defined, initialize any subtarget #pragmas.
9256 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
9257 REGISTER_TARGET_PRAGMAS.
9259 * config/i386/t-i386: New file for x86 dependencies.
9260 (i386.o): Make dependencies mirror the include files used.
9261 (i386-c.o): New file, add dependencies.
9263 * config/i386/i386-protos.h (override_options): Add bool argument.
9264 (ix86_valid_option_attribute_tree): Add declaration.
9265 (ix86_target_macros): Ditto.
9266 (ix86_register_macros): Ditto.
9268 * config/i386/i386.c (ix86_tune_features): Move initialization of
9269 the target masks to initial_ix86_tune_features to allow functions
9270 to have different target options. Make type unsigned char,
9271 instead of unsigned int.
9272 (initial_ix86_tune_features): New static vector to hold processor
9273 masks for the tune variables.
9274 (ix86_arch_features): Move initialization of the target masks to
9275 initial_ix86_arch_features to allow functions to have different
9276 target options. Make type unsigned char, instead of unsigned int.
9277 (initial_ix86_arch_features): New static vector to hold processor
9278 masks for the arch variables.
9279 (enum ix86_function_specific_strings): New enum to describe the
9280 string options used for attribute((option(...))).
9281 (ix86_target_string): New function to return a string that
9282 describes the target options.
9283 (ix86_debug_options): New function to print the current options in
9285 (ix86_function_specific_save): New function hook to save the
9286 function specific global variables in the cl_target_option structure.
9287 (ix86_function_specific_restore): New function hook to restore the
9288 function specific variables from the cl_target_option structure to
9289 the global variables.
9290 (ix86_function_specific_print): New function hook to print the
9291 target specific options in the cl_target_option structure.
9292 (ix86_valid_option_attribute_p): New function hook to validate
9293 attribute((option(...))) arguments.
9294 (ix86_valid_option_attribute_tree): New function that is common
9295 code between attribute((option(...))) and #pragma GCC option
9296 support that parses the options and returns a tree holding the options.
9297 (ix86_valid_option_attribute_inner_p): New helper function for
9298 ix86_valid_option_attribute_tree.
9299 (ix86_can_inline_p): New function hook to decide if one function
9300 can inline another on a target specific basis.
9301 (ix86_set_current_function); New function hook to switch target
9302 options if the user used attribute((option(...))) or #pragma GCC
9304 (ix86_tune_defaulted): Move to static file scope from
9306 (ix86_arch_specified): Ditto.
9307 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
9309 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
9310 (OPTION_MASK_ISA_ABM_SET): Ditto.
9311 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
9312 (OPTION_MASK_ISA_CX16_SET): Ditto.
9313 (OPTION_MASK_ISA_SAHF_SET): Ditto.
9314 (OPTION_MASK_ISA_AES_UNSET): Ditto.
9315 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
9316 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
9317 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
9318 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
9319 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
9320 (struct ptt): Move to static file scope from override_options.
9321 (processor_target_table): Ditto.
9323 (ix86_handle_option): Add support for options that are now isa options.
9324 (override_options): Add support for declaring functions that
9325 support different target options than were specified on the
9326 command line. Move struct ptt, processor_target_table, cpu_names,
9327 ix86_tune_defaulted, ix86_arch_specified to static file scope.
9328 Add bool argument. Fix up error messages so the appropriate error
9329 is given for either command line or attribute.
9330 (ix86_previous_fndecl): New static to remember previous function
9331 declaration to see if we need to change target options.
9332 (ix86_builtins_isa): New array to record the ISA of each builtin
9334 (def_builtin): Always create the builtin function, even if the
9335 current ISA doesn't support it.
9336 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
9337 tests for those builtins.
9338 (ix86_init_builtins): Remove TARGET_MMX test for calling
9339 ix86_init_mmx_sse_builtins.
9340 (ix86_expand_builtin): If the current ISA doesn't support a given
9341 builtin, signal an error.
9342 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
9343 (TARGET_SET_CURRENT_FUNCTION): Ditto.
9344 (TARGET_OPTION_SAVE): Ditto.
9345 (TARGET_OPTION_RESTORE): Ditto.
9346 (TARGET_OPTION_PRINT): Ditto.
9347 (TARGET_CAN_INLINE_P): Ditto.
9349 2008-07-22 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9351 * c-typeck.c (build_external_ref): Don't call assemble_external.
9352 * final.c (output_operand): Call assemble_external.
9354 2008-07-21 DJ Delorie <dj@redhat.com>
9356 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
9357 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
9359 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9361 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
9362 original insn and splitter contents into ...
9363 ("*div<mode>3_fast"): ... this new pattern. Enable only if
9364 flag_unsafe_math_optimizations. Add dummy scratch register.
9365 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
9366 !flag_unsafe_math_optimizations. Returns number with next
9367 highest magnitude if this is still less or equal to the true
9368 quotient in magnitude.
9370 2008-07-21 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9372 * Makefile.in: Replace toplev.h with TOPLEV_H.
9373 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
9374 * c-lex.c (fe_file_change): Don't set in_system_header.
9375 * c-parser.c (c_token): Remove in_system_header.
9376 (c_lex_one_token): Don't set in_system_header.
9377 (c_parser_set_source_position_from_token): Don't set in_system_header.
9378 * diagnostic.c (diagnostic_report_diagnostic): Use location from
9381 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
9382 * flags.h (in_system_header): Remove.
9383 * function.c (saved_in_system_header): Remove.
9384 (push_cfun): Don't set in_system_header.
9385 (pop_cfun): Don't set in_system_header.
9386 (push_struct_function): Don't set in_system_header.
9387 * input.h (expanded_location): Add sysp.
9388 (in_system_header_at): New.
9389 (in_system_header): New.
9390 * toplev.c (in_system_header): Remove.
9391 * toplev.h: Include input.h
9393 * tree-cfg.c (execute_warn_function_return): Call warning_at.
9394 * tree-ssa.c (warn_uninit): Call warning_at.
9395 (warn_uninitialized_var): Update calls to warn_uninit.
9396 (warn_uninitialized_phi): Update calls to warn_uninit.
9397 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
9398 (expand_location): Initialize xloc.sysp.
9399 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
9400 (tree_decl_with_vis): Remove in_system_header_flag.
9402 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
9405 * recog.c (asm_operand_ok): Change the order of the extra
9406 memory constraint checks.
9408 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
9411 * tree-switch-conversion.c (build_one_array): Call
9412 varpool_mark_needed_node and varpool_finalize_decl
9413 instead of assemble_variable.
9415 2008-07-19 Jan Hubicka <jh@suse.cz>
9417 * cgraph.c (cgraph_add_new_function): Do early local passes.
9418 * tree-nrv.c (gate_pass_return_slot): New gate.
9419 (pass_nrv): Add the gate.
9420 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
9422 (coalesce_ssa_name): Coalesce SSA names.
9423 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
9424 not optimizing so unused user vars remains visible.
9425 * common.opt (flag_tree_ter): Always enable by default.
9426 * tree-ssa-ter.c: Include flags.h
9427 (is_replaceable_p): Check that locations match; when aliasing
9428 is missing be conservative about loads.
9429 * tree-optimize.c (gate_init_datastructures): Remove.
9430 (pass_init_datastructures): New.
9431 * passes.c: Reorder passes so we always go into SSA.
9433 2008-07-19 Jan Hubicka <jh@suse.cz>
9435 * doc/extend.texi (flatten attribute): Remove note about
9437 * doc/invoke.texi (--combine): Likewise.
9438 (-finline-functions-called-once): Update levels when enabled.
9439 (-funit-at-a-time): Document new behaviour.
9440 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
9441 -fno-section-anchors when disabled explicitly.
9442 (inline params): They are not ignored now.
9443 (precompiled headers): Remove unit-at-a-time as being incompatible.
9444 * opts.c (decode_options): Handle unit-at-a-time as alias;
9445 imply -fno-section-anchors when toplevel reorder is disabled
9447 * common.opt (ftoplevel-reorder): Set default value to 2.
9448 (funit-at-a-time): Set default value to 1.
9449 * config/rs6000/rs6000.c (optimization_options): Set section anchors
9452 2008-07-19 Jan Hubicka <jh@suse.cz>
9454 * builtins.c (expand_builtin_int_roundingfn,
9455 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
9458 2008-07-19 Richard Guenther <rguenther@suse.de>
9461 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
9462 * tree-ssa-sccvn.c (get_constant_value_id): New function.
9463 * tree-ssa-pre.c (get_expr_value_id): For newly created
9464 constant value-ids make sure to add the expression to its
9467 2008-07-19 Jakub Jelinek <jakub@redhat.com>
9470 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
9471 return value of the builtin is ignored.
9473 2008-07-19 Olivier Hainque <hainque@adacore.com>
9475 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
9476 bits, a C conformant malloc implementation has to provide.
9477 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
9479 2008-07-19 Joseph Myers <joseph@codesourcery.com>
9483 * reload.c (find_reloads_subreg_address): Only reload address if
9484 reloaded == 0, not for reloaded != 1.
9487 2008-07-16 Joseph Myers <joseph@codesourcery.com>
9488 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
9489 (m32c_legitimate_address_p): Handle "++rii" addresses created by
9490 m32c_legitimize_reload_address.
9492 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9493 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
9494 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
9496 2008-07-19 Olivier Hainque <hainque@adacore.com>
9498 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
9499 argument, saying whether nested array are to be collapsed
9500 into a single array type DIE with multiple subscripts.
9501 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
9502 issues, centralize the nested array types collapsing control and
9503 disable the transformation for Ada.
9505 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
9508 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
9510 (x86_64_shift_adj_2): New expander.
9511 (x86_64_shift_adj_3): Ditto.
9512 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
9513 to split TImode operands.
9514 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
9515 (ix86_split_lshr): Ditto.
9517 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
9519 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
9520 and __CHAR32_TYPE__.
9521 * c-typeck.c (digest_init): Support char16_t and char32_t.
9522 (set_nonincremental_init_from_string): Idem.
9524 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
9527 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
9528 PREFERRED_STACK_BOUNDARY.
9529 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9531 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
9534 * function.c (locate_and_pad_parm): Cap boundary earlier.
9536 2008-07-17 Julian Brown <julian@codesourcery.com>
9538 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
9539 no-op for targets which don't use DLLs.
9541 2008-07-17 Martin Jambor <mjambor@suse.cz>
9543 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
9544 that nodes are relevant by examining the node->analyzed flag.
9545 (ipcp_init_stage): Check which nodes are relevant, assert that the
9546 relevant ones are also required.
9547 (ipcp_propagate_stage): Check on the side arrays are properly
9549 (ipcp_print_all_jump_functions): Make sure not to touch any node
9550 that is not analyzed or an edge that does not have a corresponding
9551 entry in the on-the-side vectors.
9552 (ipcp_function_scale_print): Likewise.
9553 (ipcp_update_callgraph): Check that the node is relevant.
9554 (ipcp_insert_stage): Check that the node is relevant. Check there is
9555 an info for every node and edge.
9556 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
9557 (ipa_print_all_tree_maps): Likewise and a new variable info.
9558 (ipa_print_all_params_modified): Likewise.
9559 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
9561 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
9564 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
9566 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
9568 PR rtl-optimization/36753
9569 * fwprop.c (use_killed_between): Don't shortcut
9570 single-definition global registers.
9572 2008-07-16 Jan Hubicka <jh@suse.cz>
9574 * cgraph.h (varpool_empty_needed_queue): Declare.
9575 * cgraphunit.c (output_in_order): Mark all variables as needed;
9577 * varpool.c (varpool_assemble_node): Update debug queue.
9578 (varpool_assemble_pending_decls): Don't do it here.
9579 (varpool_empty_needed_queue): New function.
9581 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9583 * recog.c (peephole2_optimize): Fix formatting.
9585 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9587 * c-pch.c (get_ident): Avoid C++ keywords.
9588 * combine-stack-adj.c (single_set_for_csa): Likewise.
9589 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
9590 output_asm_insn): Likewise.
9591 * reload.c (push_secondary_reload, find_reusable_reload,
9592 push_reload, combine_reloads, find_reloads,
9593 debug_reload_to_stream): Likewise.
9594 * reload.h (struct reload): Likewise.
9595 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
9596 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
9597 emit_output_reload_insns): Likewise.
9598 * targhooks.c (default_secondary_reload): Likewise.
9599 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
9601 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9603 * recog.c (validate_change_1, validate_change,
9604 validate_unshare_change, validate_replace_rtx_1, struct
9605 funny_match, constrain_operands, peephole2_optimize): Avoid C++
9607 * reload.c (push_secondary_reload, secondary_reload_class,
9608 scratch_reload_class, find_valid_class, find_reusable_reload,
9609 push_reload, find_dummy_reload, find_reloads_address_1,
9610 find_reloads_address_part, find_equiv_reg): Likewise.
9611 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
9612 choose_reload_regs): Likewise.
9613 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
9615 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
9616 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
9617 * sched-rgn.c (concat_INSN_LIST): Likewise.
9618 * stor-layout.c (mode_for_size, mode_for_size_tree,
9619 smallest_mode_for_size): Likewise.
9621 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9623 * cfg.c (dump_reg_info): Avoid C++ keywords.
9624 * dwarf2asm.c (dw2_force_const_mem,
9625 dw2_asm_output_encoded_addr_rtx): Likewise.
9626 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
9627 * expmed.c (expand_shift): Likewise.
9628 * global.c (find_reg): Likewise.
9629 * graph.c (draw_edge): Likewise.
9630 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
9631 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
9632 widen_clz, widen_bswap, expand_parity, expand_unop,
9633 emit_cmp_and_jump_insn_1): Likewise.
9634 * postreload.c (reload_cse_simplify_operands): Likewise.
9635 * ra.h (add_neighbor): Likewise.
9636 * reg-stack.c (remove_regno_note, change_stack): Likewise.
9637 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
9638 record_reg_classes, copy_cost, record_address_regs,
9639 invalid_mode_change_p): Likewise.
9640 * regrename.c (regrename_optimize, scan_rtx_reg,
9641 dump_def_use_chain, find_oldest_value_reg,
9642 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
9644 2008-07-16 David Edelsohn <edelsohn@gnu.org>
9646 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
9647 MASK_POWERPC64 for power4 in previous commit.
9649 2008-07-16 Olivier Hainque <hainque@adacore.com>
9651 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
9652 instead of bare conversion to cast const-ness away.
9654 2008-07-16 Anatoly Sokolov <aesok@post.ru>
9656 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
9657 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
9658 * config/xtensa/xtensa.c (xtensa_function_value): New function.
9659 (TARGET_FUNCTION_VALUE): Define.
9661 2008-07-16 David Edelsohn <edelsohn@gnu.org>
9663 * config/rs6000/rs6000.c (processor_target_table): Add
9664 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
9666 2008-07-16 Joseph Myers <joseph@codesourcery.com>
9669 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
9670 (m32c_legitimate_address_p): Handle "++rii" addresses created by
9671 m32c_legitimize_reload_address.
9673 2007-07-16 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9675 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
9676 DECL_IN_SYSTEM_HEADER in sync.
9678 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
9680 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
9681 * tree-ssa-pre.c (pre_expr_eq): Ditto
9682 (get_constant_for_value_id): Take a type as an argument.
9683 (fully_constant_expression): Pass in type.
9684 (find_or_generate_expression): Short circuit constant case.
9685 (create_expression_by_pieces): Remove special casing of
9687 (do_regular_insertion): Short circuit constant case.
9688 (do_partial_partial_insertion): Ditto.
9690 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9693 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
9695 2008-07-15 Bob Wilson <bob.wilson@acm.org>
9697 * config/xtensa/libgcc-xtensa.ver: New file.
9698 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
9700 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9702 * df-problems.c (df_set_note): Avoid C++ keywords.
9703 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
9704 * dse.c (record_store, remove_useless_values): Likewise.
9705 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
9706 gen_reg_rtx_offset, operand_subword, change_address_1,
9707 change_address, adjust_address_1, offset_address,
9708 widen_memory_access, emit_copy_of_insn_after): Likewise.
9709 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
9710 * fwprop.c (should_replace_address, propagate_rtx_1,
9711 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
9713 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
9714 gcse_emit_move_after, update_ld_motion_stores): Likewise.
9715 * lcm.c (compute_insert_delete, pre_edge_lcm,
9716 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
9717 * lower-subreg.c (resolve_reg_notes): Likewise.
9718 * mode-switching.c (optimize_mode_switching): Likewise.
9720 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9722 * bt-load.c (add_btr_def, migrate_btr_def,
9723 branch_target_load_optimize): Avoid C++ keywords.
9724 * caller-save.c (insert_restore, insert_save, insert_one_insn):
9726 * combine.c (subst, simplify_set, make_extraction,
9727 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
9728 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
9729 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
9731 2008-07-15 Richard Guenther <rguenther@suse.de>
9734 * c-common.c (strict_aliasing_warning): Do not warn for
9735 TYPE_REF_CAN_ALIAS_ALL pointers.
9736 (c_common_get_alias_set): may_alias types are not special.
9737 * tree.c (build_pointer_type_for_mode): Look up the may_alias
9738 attribute and set can_ref_all accordingly.
9739 (build_reference_type_for_mode): Likewise.
9740 * doc/extend.texi (may_alias): Clarify.
9742 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9745 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
9746 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
9748 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9751 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
9752 gcc_assert, instead call output_operand_lossage.
9754 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
9756 * builtins.c (std_canonical_va_list): Treat structure based
9759 2008-07-15 Ben Elliston <bje@au.ibm.com>
9761 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
9763 2007-07-14 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9765 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
9768 2008-07-14 Jan Hubicka <jh@suse.cz>
9770 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
9771 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
9772 fix predicates and constraints.
9773 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
9774 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
9776 2008-07-14 Doug Kwan <dougkwan@google.com>
9778 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
9779 additional option file arm/eabi.opt.
9780 * config/arm/eabi.h (File): New configuration file for EABI targets.
9781 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
9782 SUBSUBTARGET_EXTRA_SPECS.
9783 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
9784 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
9785 from STARTFILE_SPEC so that it can be referenced in an override.
9786 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
9787 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
9788 can be referenced in an override.
9789 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
9790 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
9791 so that it can be referenced in an override.
9792 (LINK_SPEC): Use BPABI_LINK_SPEC.
9793 * config/arm/eabi.opt (File): New.
9795 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9797 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
9798 (FIXED_VALUE_H): New variable.
9799 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
9800 input.h, fixed-value.h.
9801 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
9802 (BASIC_BLOCK_H): Use $(BITMAP_H).
9803 (FUNCTION_H): Add varray.h.
9804 (IPA_REFERENCE_H): Use $(BITMAP_H).
9805 (CGRAPH_H): Add $(BASIC_BLOCK_H).
9806 (DF_H): Use $(BITMAP_H).
9807 (GGC_H): Add statistics.h.
9809 (INSN_ATTR_H): Use it.
9810 (SYSTEM_H): Add safe-ctype.h, filenames.h.
9812 (SYMTAB_H): Add $(OBSTACK_H).
9813 (CPP_INTERNAL_H): New.
9814 (TREE_DUMP_H): Add tree-pass.h.
9815 (TREE_FLOW_H): Use $(BITMAP_H)
9816 (PRETTY_PRINT_H): Use $(INPUT_H).
9817 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
9820 (many object files): Fix lots of header dependencies throughout.
9822 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9824 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
9826 (s-gtyp-input): Use them to write tmp-gi.list.
9827 (echo_to_gi.list): Remove.
9829 2008-07-14 Richard Guenther <rguenther@suse.de>
9831 * tree-ssa-sccvn.c (pre_info): Remove.
9832 (switch_to_PRE_table): Likewise.
9833 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
9834 (set_hashtable_value_ids): Do not create value-ids for the
9836 (run_scc_vn): Remove double test. Remove bogus special-case
9837 in value-number printing.
9838 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
9839 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
9841 * tree-flow-inline.h (get_value_handle): Remove.
9842 * tree-flow.h (get_value_handle): Remove.
9844 2008-07-14 Martin Jambor <mjambor@suse.cz>
9846 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
9847 in which we generate arithmetics is not a subrange.
9849 2008-07-14 Martin Jambor <mjambor@suse.cz>
9851 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
9853 2008-07-14 Richard Guenther <rguenther@suse.de>
9855 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
9857 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
9860 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
9861 reload for symbol refs moved to r0 with -fPIC.
9862 (legitimize_pic_address): Use the target register as temporary
9864 (emit_symbolic_move): Adjust comment.
9865 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
9868 2008-07-14 Ben Elliston <bje@au.ibm.com>
9870 * c-common.h (C_CPP_HASHNODE): New macro.
9871 * coretypes.h (struct cpp_token): Forward declare.
9872 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
9873 the context-sensitive keyword method.
9874 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
9875 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
9876 expand_bool_pixel): New.
9877 (altivec_categorize_keyword): New function.
9878 (init_vector_keywords): New function.
9879 (rs6000_macro_to_expand): Likewise.
9880 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
9881 compiling an ISO C dialect.
9883 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
9885 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
9886 (create_expression_by_pieces): Fix typo.
9887 (do_regular_insertion): Use debug counter here too.
9889 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
9892 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
9893 CONST_OK_FOR_LETTER_P. All port-local users changed.
9894 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
9895 implement Kp matching power-of-two.
9896 (CONSTRAINT_LEN): Define to match.
9897 * config/cris/cris.md: Replace all use of constraint K with Kc.
9898 ("*btst*): Use Kp for operand 0 of last alternative.
9900 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9903 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
9906 2008-07-13 Jan Hubicka <jh@suse.cz>
9908 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
9911 2008-07-13 Richard Guenther <rguenther@suse.de>
9914 * langhooks.c (lhd_print_error_function): Deal with recursive
9917 2008-07-12 Jan Hubicka <jh@suse.cz>
9919 * cgraph.c (assembler_name_hash): New static var.
9920 (hash_node_by_assembler_name, eq_assembler_name): New.
9921 (cgraph_node_for_asm): Use hashtable.
9922 (cgraph_remove_node): Maintain hashtable.
9923 (change_decl_assembler_name): Sanity check that names are not changing
9924 after aliasing was processed.
9925 * cgraph.h (varpoon_node): Add next GGC marker.
9926 * tree.c (decl_assembler_name_equal): Constify.
9927 (decl_assembler_name_hash): New.
9928 * tree.h (decl_assembler_name_equal): Constify.
9929 (decl_assembler_name_hash): Update.
9931 2008-07-12 David Daney <ddaney@avtrex.com>
9933 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9936 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
9938 * doc/md.texi: Document the MIPS "v" constraint.
9939 * config/mips/mips.h (reg_class): Revert last change.
9940 (REG_CLASS_NAMES): Likewise.
9941 (REG_CLASS_CONTENTS): Likewise.
9942 * config/mips/mips.c (mips_regno_to_class): Likewise.
9943 * config/mips/constraints.md (v): Likewise, but add documentation.
9944 Add a comment to say that this constraint should not be used in
9947 2008-07-11 DJ Delorie <dj@redhat.com>
9949 * config/h8300/h8300.md (length): Fix branch offset limit.
9951 2008-07-11 Anatoly Sokolov <aesok@post.ru>
9953 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
9954 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
9955 (avr_hard_regno_scratch_ok): New function.
9956 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
9957 * config/avr/avr.md (all peepholes that request a scratch register):
9958 Remove avr_peep2_scratch_safe use.
9960 2008-07-11 Tom Tromey <tromey@redhat.com>
9961 Ian Lance Taylor <iant@google.com>
9963 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
9964 (struct c_common_resword): Define.
9965 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
9966 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
9967 (c_common_reswords, num_c_common_reswords): Declare.
9968 * c-common.c (c_common_reswords): New global const array.
9969 (num_c_common_reswords): New const int.
9970 * c-parser.c (struct resword, reswords): Don't define.
9971 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
9972 (c_parse_init): Clarify mask code. Use c_common_reswords rather
9973 than reswords. If warning about C++ keywords, give them a special
9975 (c_lex_one_token): Warn about C++ keywords. Call
9976 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
9977 (c_parser_external_declaration): Look for RID_xxx rather than
9978 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
9979 (c_parser_statement_after_labels): Likewise.
9980 (c_parser_objc_class_instance_variables): Likewise.
9981 (c_parser_objc_class_declaration): Likewise.
9982 (c_parser_objc_try_catch_statement): Likewise.
9983 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
9984 (declspecs_add_type): Likewise.
9986 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
9988 * ggc-page.c (alloc_page):
9989 Substituting xmalloc, xcalloc with
9990 XNEWVEC and XCNEWVAR macros which add the
9993 2008-07-11 Richard Guenther <rguenther@suse.de>
9995 PR tree-optimization/36765
9996 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
9997 aliases from HEAP vars to SMTs.
9999 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10001 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
10002 * configure.ac (loose_warn): Move -Wc++-compat from here...
10003 (strict_warn): ...to here.
10004 * configure: Regenerate.
10006 2008-07-10 Joseph Myers <joseph@codesourcery.com>
10008 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
10009 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
10010 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
10011 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
10012 excluding more specific h8300-*-* and sh-*-* targets.
10014 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
10016 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
10017 (eliminate): Ditto.
10018 (execute_pre): Call loop_optimizer_finalize in early exit.
10020 2008-07-10 Jakub Jelinek <jakub@redhat.com>
10022 PR middle-end/36790
10023 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
10024 uids in the bitmap, not just VAR_DECL uids.
10026 PR rtl-optimization/36419
10027 * combine-stack-adj.c (adjust_frame_related_expr): New function.
10028 (combine_stack_adjustments_for_block): Call it if needed. Delete
10030 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
10031 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
10032 prologue sp adjustment.
10034 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
10037 * opts.c (print_ignored_options): Report postponed diagnostics for
10038 unknown -Wno-* options as warnings, not errors.
10039 (postpone_unknown_option_error): Renamed to...
10040 (postpone_unknown_option_warning): ... this.
10042 2008-07-09 Doug Kwan <dougkwan@google.com>
10045 2008-07-08 Doug Kwan <dougkwan@google.com>
10047 * config/arm/arm.opt (mandroid): New option.
10048 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
10049 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
10051 (CC1PLUS_SPEC): Same.
10053 (STARTFILE_SPEC): Same.
10054 (ENDFILE_SPEC): Same.
10055 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
10058 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
10061 * config/mips/mips.h (reg_class): Remove V1_REG.
10062 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
10063 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
10064 instead of V1_REGS.
10065 (mips_get_tp): New function.
10066 (mips_legitimize_tls_address): Use it.
10067 * config/mips/constraints.md (v): Delete.
10068 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
10069 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
10070 After reload, split into a move and ...
10071 (*tls_get_tp_<mode>_split): ...this new instruction.
10073 2008-07-09 David Daney <ddaney@avtrex.com>
10075 * config/mips/driver-native.c: Include coretypes.h and tm.h.
10077 2008-07-09 Jakub Jelinek <jakub@redhat.com>
10079 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
10080 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
10082 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
10083 htab_delete should be called. Don't free c.
10084 (lookup_tmp_var): Create temp_htab lazily.
10085 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
10086 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
10088 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
10089 lower_omp_ordered, lower_omp_critical, lower_omp_for,
10090 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
10091 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
10092 * tree-sra.c (generate_element_init): Likewise.
10093 * tree-mudflap.c (execute_mudflap_function_ops,
10094 execute_mudflap_function_decls): Likewise.
10095 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
10096 * tree-gimple.h (struct gimplify_ctx): New type.
10097 (push_gimplify_context): Adjust prototype.
10099 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
10101 * tree-ssa-pre.c (phi_translate_1): Update placement of
10102 add_to_value calls.
10104 2008-07-09 Anatoly Sokolov <aesok@post.ru>
10106 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
10107 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
10108 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
10109 * targhooks.c (default_hard_regno_scratch_ok): New function.
10110 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
10111 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
10112 * recog.c: Include "target.h".
10113 (peep2_find_free_register): Add check for global regs. Add target
10115 * Makefile.in (recog.o): Depend on target.h.
10117 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
10119 * config/sh/sh.c (sh_canonical_va_list_type): New.
10120 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
10122 2008-07-09 Raksit Ashok <raksit@google.com>
10124 * doc/invoke.texi (Option Summary): Mention new option
10125 -Wdisallowed-function-list=...
10126 (Warning Options): Document -Wdisallowed-function-list=...
10127 * common.opt (Wdisallowed-function-list=): New flag.
10128 * flags.h (warn_disallowed_functions): External definition of new
10129 boolean warning flag.
10130 (warn_if_disallowed_function_p): Declare new function.
10131 * opts.c (warning_disallowed_functions): New static variable.
10132 (warn_disallowed_functions): New boolean warning flag.
10133 (warn_if_disallowed_function_p): New function.
10134 (add_comma_separated_to_vector): Rename
10135 add_instrument_functions_exclude_list to this.
10136 (common_handle_option): Handle new option. Rename calls to
10137 add_instrument_functions_exclude_list into calls to
10138 add_comma_separated_to_vector.
10139 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
10140 based on flag warn_disallowed_functions.
10142 2008-07-09 Christian Bruel <christian.bruel@st.com>
10144 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
10145 instead of get_attr_length.
10147 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10149 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
10151 * genemit.c (gen_insn): Likewise.
10152 * gengtype.c (note_def_vec): Likewise.
10153 * gengtype.h (note_def_vec): Likewise.
10154 * genoutput.c (struct data, output_insn_data, process_template,
10155 gen_expand, gen_split, note_constraint): Likewise.
10156 * genrecog.c (new_decision, add_to_sequence, factor_tests,
10157 make_insn_sequence): Likewise.
10158 * gensupport.c (record_insn_name): Likewise.
10160 2008-07-08 Doug Kwan <dougkwan@google.com>
10162 * config/arm/arm.opt (mandroid): New option.
10163 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
10164 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
10166 (CC1PLUS_SPEC): Same.
10168 (STARTFILE_SPEC): Same.
10169 (ENDFILE_SPEC): Same.
10170 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
10173 2008-07-08 Raksit Ashok <raksit@google.com>
10175 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
10176 (set_storage_via_setmem): Fix expected_align parameter.
10177 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
10178 missing from the list.
10179 * doc/md.texi (movmem): Explicitly state that expected alignment is
10180 to be expressed in bytes.
10181 (setmem): Explicitly state that expected alignment is to be expressed
10184 2008-07-08 Joseph Myers <joseph@codesourcery.com>
10186 * reload.c (find_reloads_subreg_address): Do not require validity
10187 of address in original mode before reloading address.
10189 2008-07-07 Tianwei Sheng <tianweis@google.com>
10191 * df-core.c (df_remove_problem): Adjust the access to avoid out of
10192 bounds array access.
10194 2008-07-08 Jakub Jelinek <jakub@redhat.com>
10196 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
10198 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
10200 Fix PR tree-optimization/23455
10201 Fix PR tree-optimization/35286
10202 Fix PR tree-optimization/35287
10203 * Makefile.in (OBJS-common): Remove tree-vn.o.
10204 (tree-vn.o): Remove.
10205 * dbgcnt.def: Add treepre_insert debug counter.
10206 * gcc/tree-flow.h (add_to_value): Updated for other changes.
10207 (debug_value_expressions): Ditto.
10208 (print_value_expressions): Ditto.
10209 * tree-pretty-print.c (dump_generic_node): Updated for
10210 VALUE_HANDLE removal.
10211 * tree-ssa-dom.c (record_equality): Ditto.
10212 (cprop_operand): Ditto.
10213 (lookup_avail_expr): Ditto.
10214 * tree-ssa-threadedge.c
10215 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
10216 (simplify_control_stmt_condition): Ditto.
10217 * tree.c (tree_code_size): Ditto.
10218 (tree_node_structure): Ditto.
10219 (iterative_hash_expr): Ditto.
10221 * tree.h (VALUE_HANDLE_ID): Ditto.
10222 (VALUE_HANDLE_EXPR_SET): Ditto.
10223 (struct tree_value_handle): Ditto.
10224 (union tree_node): Ditto.
10225 * treestruct.def: Ditto.
10226 * tree-vn.c: Removed.
10227 * tree-ssa-pre.c: Rewritten entirely.
10228 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
10229 (constant_value_ids): Ditto.
10230 (vn_nary_op_t): Moved to header.
10232 (vn_reference_op_t): Ditto
10233 (vn_reference_t): Ditto.
10234 (next_value_id): New variable.
10235 (VN_INFO): Add an assert.
10236 (vn_constant_eq): New function.
10237 (vn_constant_hash): Ditto.
10238 (get_or_alloc_constant_value_id): Ditto.
10239 (value_id_constant_p): Ditto.
10240 (vn_reference_compute_hash): De-staticify.
10241 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
10242 Disable some code with a FIXME. Remove VALUE_HANDLE use.
10243 (valueize_refs): Update opcode if it changes from ssa name to constant.
10244 (vn_reference_lookup_1): Add new argument.
10245 (vn_reference_lookup): Ditto.
10246 (vn_reference_lookup_pieces): New function.
10247 (vn_reference_insert): Add return type. Modify to deal with value ids.
10248 (vn_reference_insert_pieces): New function.
10249 (vn_nary_op_compute_hash): De-staticify.
10250 (vn_nary_op_eq): Ditto.
10251 (vn_nary_op_lookup_pieces): New function.
10252 (vn_nary_op_lookup): Add new argument.
10253 (vn_nary_op_insert_pieces): New function.
10254 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
10255 (vn_phi_insert): Ditto.
10256 (visit_unary_op): Update for callee changes.
10257 (visit_binary_op): Ditto.
10258 (visit_reference_op_load): Ditto.
10259 (visit_reference_op_store): Ditto.
10260 (init_scc_vn): Init next_value_id, constant_to_value_id and
10261 constant_value_ids.
10262 (free_scc_vn): Free them.
10263 (set_hashtable_value_ids): New function.
10264 (run_scc_vn): Use it.
10265 (get_max_value_id): New function.
10266 (get_next_value_id): Ditto.
10267 (expressions_equal_p): Moved from tree-vn.c
10268 (sort_vuses): Ditto.
10269 (sort_vuses_heap): Ditto.
10270 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
10272 * tree.c (iterative_hash_hashval_t): Made non-static
10273 * tree.h (iterative_hash_hashval_t): Declare it.
10275 2008-07-08 Martin Jambor <mjambor@suse.cz>
10277 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
10278 instead of ipa_create_node_params.
10279 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
10280 ipa_check_create_edge_args, free them with
10281 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
10283 * ipa-prop.c: Include flags.h and tree-inline.h.
10284 (ipa_node_params_vector): New variable.
10285 (ipa_edge_args_vector): New variable.
10286 (edge_removal_hook_holder): New variable.
10287 (node_removal_hook_holder): New variable.
10288 (edge_duplication_hook_holder): New variable.
10289 (node_duplication_hook_holder): New variable.
10290 (ipa_detect_param_modifications): Check for presence of modified flags.
10291 (ipa_compute_jump_functions): Check for presence of jump functions.
10292 (ipa_free_edge_args_substructures): New function.
10293 (ipa_create_node_params): Removed.
10294 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
10295 (ipa_free_node_params_substructures): New function.
10296 (ipa_free_all_node_params): Changed to deallocate the on-the-side
10298 (ipa_edge_removal_hook): New function.
10299 (ipa_node_removal_hook): New function.
10300 (duplicate_array): New function.
10301 (ipa_edge_duplication_hook): New function.
10302 (ipa_node_duplication_hook): New function.
10303 (ipa_register_cgraph_hooks): New function.
10304 (ipa_unregister_cgraph_hooks): New function.
10305 (free_all_ipa_structures_after_ipa_cp): New function.
10307 * ipa-prop.h: Include vec.h.
10308 (ipa_node_params_t): New typedef with vector types for it.
10309 (ipa_edge_args_t): New typedef with vector types for it.
10310 (IPA_NODE_REF): Changed to access an on-the-side vector.
10311 (IPA_EDGE_REF): Changed to access an on-the-side vector.
10312 (ipa_check_create_node_params): New function.
10313 (ipa_check_create_edge_args): New function.
10315 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
10318 2008-07-07 Tom Tromey <tromey@redhat.com>
10320 * configure, config.in: Rebuilt.
10321 * configure.ac: Don't check for scandir or alphasort.
10323 2008-07-07 Joseph Myers <joseph@codesourcery.com>
10325 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
10326 types immediately after creating them.
10328 2008-07-07 Joseph Myers <joseph@codesourcery.com>
10330 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
10332 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
10334 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
10335 dump_constraint_graph.
10336 (dump_constraint_edge): New function.
10337 (dump_constraint_graph): New function.
10338 (debug_constraint_graph): New function.
10339 (dump_constraint): Removed useless comparison.
10340 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
10341 (dump_constraint_graph): Declare.
10342 (debug_constraint_graph): Declare.
10343 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
10345 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
10347 * config/i386/i386.c (is_va_list_char_pointer): New.
10348 (ix86_va_start): Replace compare with ms_va_list_type_node
10349 by is_va_list_char_pointer.
10350 (ix86_gimplify_va_arg): Likewise.
10352 2008-07-07 Martin Jambor <mjambor@suse.cz>
10354 * cgraph.c (cgraph_edge_max_uid): New variable.
10355 (struct cgraph_edge_hook_list): New type.
10356 (struct cgraph_node_hook_list): New type.
10357 (struct cgraph_2edge_hook_list): New type.
10358 (struct cgraph_2node_hook_list): New type.
10359 (first_cgraph_edge_removal_hook): New variable.
10360 (first_cgraph_node_removal_hook): New variable.
10361 (first_cgraph_edge_duplicated_hook): New variable.
10362 (first_cgraph_node_duplicated_hook): New variable.
10363 (cgraph_add_edge_removal_hook): New function.
10364 (cgraph_remove_edge_removal_hook): New function.
10365 (cgraph_call_edge_removal_hooks): New function.
10366 (cgraph_add_node_removal_hook): New function.
10367 (cgraph_remove_node_removal_hook): New function.
10368 (cgraph_call_node_removal_hooks): New function.
10369 (cgraph_add_edge_duplication_hook): New function.
10370 (cgraph_remove_edge_duplication_hook): New function.
10371 (cgraph_call_edge_duplication_hooks): New function.
10372 (cgraph_add_node_duplication_hook): New function.
10373 (cgraph_remove_node_duplication_hook): New function.
10374 (cgraph_call_node_duplication_hooks): New function.
10375 (cgraph_create_edge): Assign to edge uid.
10376 (cgraph_remove_edge): Call edge removal hooks.
10377 (cgraph_node_remove_callees): Call edge removal hooks.
10378 (cgraph_node_remove_callers): Call edge removal hooks.
10379 (cgraph_remove_node): Call node removal hooks.
10380 (cgraph_clone_edge): Call edge duplication hooks.
10381 (cgraph_clone_node): Call node duplication hooks.
10383 * cgraph.h (cgraph_edge): New field uid.
10384 (cgraph_edge_hook): New type.
10385 (cgraph_node_hook): New type.
10386 (cgraph_2edge_hook): New type.
10387 (cgraph_2node_hook): New type.
10389 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
10391 * config.in: Regenerate.
10393 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
10395 * gcc.c (print_sysroot): New.
10396 (option_map, display_help, process_command): Handle the
10397 -print-sysroot option.
10398 (main): Print the sysroot if requested.
10399 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
10401 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10404 * unwind-pe.h (size_of_encoded_value): add attribute unused.
10406 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
10408 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
10409 (assign_parm_setup_block_p): Also check mode of entry_parm.
10411 2008-07-07 Richard Guenther <rguenther@suse.de>
10413 * tree-ssa-structalias.h (set_used_smts): Remove.
10414 * tree-ssa-structalias.c (used_smts): Likewise.
10415 (set_used_smts): Likewise.
10416 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
10417 call to set_used_smts.
10419 2008-07-07 Richard Guenther <rguenther@suse.de>
10421 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
10422 (new_var_info): Set it to false.
10423 (solution_set_add): Correctly handle pointers outside a var and
10425 (type_safe): Treat variables with is_full_var properly.
10426 (do_sd_constraint): Likewise.
10427 (do_ds_constraint): Likewise.
10428 (process_constraint): Remove zeroing offset for !use_field_sensitive.
10429 (get_constraint_for_ptr_offset): New function.
10430 (get_constraint_for_component_ref): For addresses at least include
10431 the last field of the variable. Handle is_full_vars properly.
10432 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
10433 (handle_ptr_arith): Remove.
10434 (find_func_aliases): Simplify assignment handling.
10435 (create_function_info_for): For parameter and result varinfos set
10437 (create_variable_info_for): Set is_full_var flag whenever we
10438 just created a single varinfo for a decl.
10439 (init_alias_vars): Initialize use_field_sensitive from
10440 max-fields-for-field-sensitive parameter.
10442 2008-07-07 Richard Guenther <rguenther@suse.de>
10444 PR tree-optimization/36713
10445 * tree-flow-inline.h (is_call_used): New function.
10446 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
10447 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
10448 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
10450 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
10452 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
10454 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
10456 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
10458 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
10459 Nathan Sidwell <nathan@codesourcery.com>
10461 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
10462 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
10464 * config/m68k/t-linux: New.
10465 * doc/install.texi: Document m68k-*-linux is now multilibbed by
10468 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
10470 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
10471 * config/m68k/m68k-devices.def: Remove multilibs that only differ
10474 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10476 * gcc.c (execute): Fix -Wc++-compat warning.
10478 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
10481 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
10482 constant for little endian.
10484 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
10486 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
10487 mips_base_mips16 instead of TARGET_MIPS16.
10488 (mips_base_mips16): Declare.
10489 * config/mips/mips.c (mips_base_mips16): Make global.
10490 (was_mips16_p): Remove GTY marker.
10491 (was_mips16_pch_p): New variable.
10492 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
10493 (mips_override_options): Force to non-MIPS16 mode initially.
10494 Do not complain about MIPS16 PIC incompatibilities here.
10495 Only allow -mgpopt if -mexplicit-relocs is in force for
10498 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
10500 * configure.ac: Check for caddr_t, define to char * if not defined.
10501 * configure: Regenerate.
10502 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
10503 (mmap_gt_pch_use_address): Likewise.
10504 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
10506 2008-07-06 Richard Guenther <rguenther@suse.de>
10508 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
10509 (new_var_info): Deal with it.
10510 (solution_set_add): Likewise.
10511 (bitpos_of_field): Make signed, fix.
10512 (struct fieldoff): Remove type and decl fields. Make size field
10513 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
10515 (fieldoff_compare): Deal with it.
10516 (push_fields_onto_fieldstack): Remove has_union argument, glob
10517 adjacent non-pointer fields together.
10518 (create_function_info_for): Do not set has_union.
10519 (create_variable_info_for): Simplify.
10521 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
10523 * config.gcc (extra_headers): Add cross-stdarg.h for target
10524 x86_64-*-* and i?86-*-*.
10525 * config/i386/cross-stdarg.h: New.
10526 * builtins.c (std_fn_abi_va_list): New.
10527 (std_canonical_va_list_type): New.
10528 (stabilize_va_list): Replace va_list_type_node use by
10529 mtarget.canonical_va_list_type.
10530 (gimplify_va_arg_expr): Likewise.
10531 (expand_builtin_va_copy): Replace va_list_type_node use by
10532 mtarget.fn_abi_va_list.
10533 * tree-sra.c (is_va_list_type): New helper.
10534 (decl_can_be_decomposed_p): Replace
10535 va_list_type_node use by is_va_list_type.
10536 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
10537 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10538 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
10539 * config/i386/i386-protos.h (ix86_get_valist_type): New.
10540 (ix86_enum_va_list): New.
10541 * config/i386/i386.c (sysv_va_list_type_node): New.
10542 (ms_va_list_type_node): New.
10543 (ix86_function_type_abi): Remove sorry.
10544 (ix86_build_builtin_va_list_abi): New.
10545 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
10546 for 64-bit targets.
10547 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
10548 (ix86_init_builtins_va_builtins_abi): New.
10549 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
10550 for 64-bit targets.
10551 (ix86_handle_abi_attribute): New.
10552 (attribute_spec): Add sysv_abi and ms_abi.
10553 (ix86_fn_abi_va_list): New.
10554 (ix86_canonical_va_list_type): New.
10555 (ix86_enum_va_list): New.
10556 (TARGET_FN_ABI_VA_LIST): New.
10557 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10558 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
10559 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
10560 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10561 (TARGET_ENUM_VA_LIST): New.
10562 * expr.h (std_fn_abi_va_list): New.
10563 (std_canonical_va_list_type): New.
10564 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
10565 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10566 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
10567 TARGET_CANONICAL_VA_LIST_TYPE.
10568 * target.h (struct gcc_target): Add fn_abi_va_list hook
10569 and canonical_va_list_type hook.
10571 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10573 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
10574 integral and pointer types.
10576 2008-07-04 Roger Sayle <roger@eyesopen.com>
10578 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
10579 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
10581 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
10584 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
10586 2008-07-04 Jakub Jelinek <jakub@redhat.com>
10588 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
10589 build_gimple_modify_stmt.
10590 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
10591 gimple operand. Use fold_build* instead of build*.
10593 2008-07-04 Richard Guenther <rguenther@suse.de>
10595 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
10596 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
10597 properly to compute the reachability set if we do field-sensitive PTA.
10598 * invoke.texi (max-fields-for-field-sensitive): Document default.
10599 * opts.c (decode_options): Set max-fields-for-field-sensitive to
10600 100 for optimize >= 2.
10602 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10604 * ggc-zone.c (lookup_page_table_if_allocated,
10605 set_page_table_entry, zone_find_object_size, alloc_small_page,
10606 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
10607 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
10608 -Wc++-compat and/or -Wcast-qual warnings.
10610 2008-07-04 Alan Modra <amodra@bigpond.net.au>
10613 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
10614 pic_offset_table_rtx to be marked as used here.
10615 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
10616 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
10617 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
10618 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
10619 !TARGET_SECURE_PLT.
10621 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10623 * alloc-pool.c (hash_descriptor, eq_descriptor,
10624 alloc_pool_descriptor): Fix -Wc++-compat warnings.
10625 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
10627 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
10628 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
10629 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
10630 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
10633 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
10635 * tree-flow.h (loop_only_exit_p): Declare.
10636 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
10637 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
10638 the number of iterations if it is constant. Otherwise, if this is the
10639 only possible exit of the loop, use the conservative estimate on the
10640 number of iterations of the entire loop if available.
10642 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
10644 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
10645 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
10646 Add synchronization functions.
10647 * config/sync.c: New file.
10648 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
10649 (LIBGCC_SYNC_CFLAGS): Likewise.
10651 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
10654 * config/i386/i386.md (mode): Add TF to "mode" attribute.
10655 (*pushtf_sse): New insn pattern.
10656 (pushtf splitters): New splitters.
10658 2008-07-03 Michael Meissner <gnu@the-meissners.org>
10660 PR middle-end/35736
10661 * predict.c (build_predict_expr): Use void_type_node for the tree
10662 type, instead of NULL_TREE.
10664 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
10666 * config/i386/i386.c (contains_aligned_value_p): Return true
10668 (ix86_data_alignment): Align TCmode to 128bits.
10669 (ix86_local_alignment): Likewise.
10671 2008-07-03 Andrew Haley <aph@redhat.com>
10674 * vec.h (VEC_TA): New.
10675 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
10676 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
10677 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
10678 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
10679 (C_COMMON_FIXED_TYPES): Remove first arg.
10680 (C_COMMON_FIXED_MODE_TYPES): Likewise.
10681 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
10682 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
10683 not to use empty macro arguments.
10685 2008-07-02 Joseph Myers <joseph@codesourcery.com>
10687 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
10688 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
10689 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
10690 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
10691 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
10692 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
10693 config/ia64/crtn.asm, config/m68hc11/larith.asm,
10694 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
10695 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
10696 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
10697 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
10698 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
10699 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
10700 config/rs6000/e500crtres64gpr.asm,
10701 config/rs6000/e500crtres64gprctr.asm,
10702 config/rs6000/e500crtrest32gpr.asm,
10703 config/rs6000/e500crtrest64gpr.asm,
10704 config/rs6000/e500crtresx32gpr.asm,
10705 config/rs6000/e500crtresx64gpr.asm,
10706 config/rs6000/e500crtsav32gpr.asm,
10707 config/rs6000/e500crtsav64gpr.asm,
10708 config/rs6000/e500crtsav64gprctr.asm,
10709 config/rs6000/e500crtsavg32gpr.asm,
10710 config/rs6000/e500crtsavg64gpr.asm,
10711 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
10712 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
10713 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
10714 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
10715 config/sparc/sol2-cn.asm: Remove .file directives.
10717 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
10719 * resource.c (mark_referenced_resources): Look inside
10720 UNSPEC_VOLATILEs and ASM_INPUTs.
10722 2008-07-02 Ian Lance Taylor <iant@google.com>
10724 * rtlanal.c (add_reg_note): New function.
10725 * rtl.h (add_reg_note): Declare.
10726 * auto-inc-dec.c (attempt_change): Use add_reg_note.
10727 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
10728 * builtins.c (expand_builtin_longjmp): Likewise.
10729 (expand_builtin_nonlocal_goto): Likewise.
10730 * calls.c (emit_call_1, expand_call): Likewise.
10731 * cfgexpand.c (add_reg_br_prob_note): Likewise.
10732 * cfglayout.c (fixup_reorder_chain): Likewise.
10733 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
10734 (commit_one_edge_insertion): Likewise.
10735 * combine.c (move_deaths, distribute_notes): Likewise.
10736 * df-problems.c (df_set_note): Likewise.
10737 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
10738 (set_unique_reg_note): Likewise.
10739 (emit_copy_of_insn_after): Likewise.
10740 * expr.c (expand_expr_real): Likewise.
10741 * gcse.c (add_label_notes): Likewise.
10742 * haifa-sched.c (create_check_block_twin): Likewise.
10743 * jump.c (mark_jump_label_1): Likewise.
10744 * loop-doloop.c (add_test, doloop_modify): Likewise.
10745 * loop-unswitch.c (compare_and_jump_seq): Likewise.
10746 * lower-subreg.c (move_eh_region_note): Likewise.
10747 * optabs.c (emit_libcall_block): Likewise.
10748 * predict.c (predict_insn): Likewise.
10749 (combine_predictions_for_insn): Likewise.
10750 * recog.c (peephole2_optimize): Likewise.
10751 * regmove.c (try_auto_increment): Likewise.
10752 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
10753 * reload.c (find_reloads): Likewise.
10754 * reload1.c (fixup_eh_region_note): Likewise.
10755 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
10756 * reorg.c (delete_prior_computation): Likewise.
10757 (delete_computation, dbr_schedule): Likewise.
10758 * config/pa/pa.c (legitimize_pic_address): Likewise.
10759 * config/sh/sh.c (sh_reorg): Likewise.
10761 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
10764 * config/libgcc-glibc.ver: Add %exclude.
10765 * config/m32r/libgcc-glibc.ver: Likwise.
10766 * config/s390/libgcc-glibc.ver: Likwise.
10767 * config/sh/libgcc-glibc.ver: Likwise.
10768 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
10770 * config/i386/libgcc-glibc.ver: New.
10772 * config/i386/libgcc-x86_64-glibc.ver: Removed.
10774 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
10776 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
10777 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
10778 i[34567]86-*-linux*, x86_64-*-linux*. Add
10779 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
10780 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
10781 x86_64-*-linux*. Add i386/t-linux to tmake_file for
10782 i[34567]86-*-linux*, x86_64-*-linux*.
10784 * libgcc-std.ver: Add empty GCC_4.4.0.
10786 * mkmap-symver.awk: Support multiple versions per symbol.
10788 * config/i386/i386.c (ix86_init_builtins): Always define
10789 __builtin_fabsq and __builtin_copysignq with fallbacks.
10790 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
10791 and __builtin_copysignq if SSE2 isn't available.
10793 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
10794 (LIBGCC2_TF_CEXT): Likwise.
10795 (TF_SIZE): Likwise.
10797 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
10799 * config/i386/sfp-machine.h: Moved to libgcc.
10801 * config/i386/sfp-machine.h: New.
10802 * config/i386/t-linux: Likwise.
10804 * config/i386/t-darwin: Remove softfp_wrap_start and
10806 * config/i386/t-darwin64: Likewise.
10808 * config/i386/t-fprules-softfp64: Renamed to ...
10809 * config/i386/t-fprules-softfp: This.
10811 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
10812 and softfp_wrap_end.
10814 2008-07-02 Jason Merrill <jason@redhat.com>
10816 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
10818 * tree.c (ctor_to_list): New fn.
10819 * tree.h: Declare it.
10820 (CONSTRUCTOR_ELT): New macro.
10821 (CONSTRUCTOR_NELTS): New macro.
10823 2008-07-02 Richard Guenther <rguenther@suse.de>
10825 * tree-ssa-structalias.c (struct variable_info): Reorder
10826 to fill padding on 64bit hosts. Make collapsed_to an int.
10827 (get_varinfo_fc): Deal with that.
10828 (new_var_info): Likewise.
10829 (collapse_rest_of_var): Likewise.
10831 2008-07-02 Joshua Sumali <jsumali@redhat.com>
10833 * doc/install.texi (--enable-java-home): Document.
10834 (--enable-aot-compile-rpm): Likewise.
10835 (--with-arch-directory): Likewise.
10836 (--with-os-directory): Likewise.
10837 (--with-origin-name): Likewise.
10838 (--with-arch-suffix): Likewise.
10839 (--with-jvm-root-dir): Likewise.
10840 (--with-jvm-jar-dir): Likewise.
10841 (--with-python-dir): Likewise.
10843 2008-07-02 Richard Guenther <rguenther@suse.de>
10845 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
10846 from decls explicitly. Merge operand checking from tuples.
10848 2008-07-02 Martin Jambor <mjambor@suse.cz>
10850 * tree-switch-conversion.c: Included timevar.h which I forgot before.
10852 2008-07-02 Martin Jambor <mjambor@suse.cz>
10854 * tree-switch-conversion.c: Included timevar.h
10855 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
10857 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
10859 2008-07-02 Martin Jambor <mjambor@suse.cz>
10861 * tree-switch-conversion.c: Corrected various comments and
10863 (build_constructors): Fixed minor formatting mistakes.
10865 * invoke.texi (Optimize Options): Corrected the
10866 switch-conversion-max-branch-ratio parameter.
10868 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
10870 * final.c (asm_insn_count): Return zero for an empty asm body.
10872 2008-07-02 Richard Guenther <rguenther@suse.de>
10874 * bitmap.h (bitmap_set_bit): Return bool.
10875 (bitmap_clear_bit): Likewise.
10876 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
10877 write to the bitmap if it would.
10878 (bitmap_clear_bit): Likewise.
10879 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
10880 bitmap_set_bit return value.
10881 (add_pred_graph_edge): Likewise.
10882 (add_graph_edge): Likewise.
10883 (do_sd_constraint): Likewise.
10884 (do_ds_constraint): Likewise.
10886 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10888 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
10889 Fix -Wc++-compat and/or -Wcast-qual warnings.
10890 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
10891 gen_regparm_prefix): Likewise.
10892 * vmsdbgout.c (write_modbeg, lookup_filename,
10893 vmsdbgout_source_line, vmsdbgout_init): Likewise.
10895 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
10897 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
10898 defaults.h definition apply.
10900 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10902 * function.c (assign_parm_remove_parallels): New.
10903 (assign_parm_setup_block_p): Do not return true for non-BLKmode
10905 (assign_parm_setup_block): Do not handle them.
10906 (assign_parm_setup_reg, assign_parm_setup_stack): Call
10907 assign_parm_remove_parallels.
10909 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10911 * c-typeck.c (convert_for_assignment): Use
10912 vector_targets_convertible_p.
10913 * c-common.c (vector_targets_convertible_p): New.
10914 * c-common.h (vector_targets_convertible_p): New prototype.
10915 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
10916 opaque_p_V2SI_type_node.
10918 2008-07-01 Steve Ellcey <sje@cup.hp.com>
10920 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
10923 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
10925 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
10926 TFmode constants via two element DImode vector for hosts with
10927 HOST_BITS_PER_WIDE_INT < 64.
10928 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
10929 also for HOST_BITS_PER_WIDE_INT < 64.
10931 2008-07-01 Richard Guenther <rguenther@suse.de>
10933 PR tree-optimization/36666
10934 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
10935 (get_constraint_exp_from_ssa_var): Split into ...
10936 (get_constraint_exp_for_temp): ... this ...
10937 (get_constraint_for_ssa_var): ... and that.
10938 Return constraint expressions for all touched sub-fields
10939 if the results address is not taken.
10940 (process_constraint): Remove assertion that aggregate
10941 assignments do not happen at this place.
10942 (get_constraint_for_component_ref): Add address_p argument.
10943 Return constraint expressions for all touched sub-fields
10944 if the results address is not taken.
10945 (do_deref): Use get_constraint_exp_for_temp.
10946 (get_constraint_for_1): Rename from ...
10947 (get_constraint_for): ... this. Add the old function as wrapper.
10948 (do_structure_copy): Use get_constraint_for_1.
10950 2008-07-01 Martin Jambor <mjambor@suse.cz>
10952 * Makefile.in (tree-switch-conversion.o): Add.
10953 (OBJS-common): Add tree-swtch-conversion.o.
10954 * passes.c (init_optimization_passes): Add pass_convert_switch.
10955 * tree-pass.h: (pass_convert_switch): Add.
10956 * tree-switch-conversion.c: New file.
10957 * gcc.dg/tree-ssa/cswtch.c: New testcase.
10958 * common.opt (ftree-cswtch): New option.
10959 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10960 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10961 * opts.c (decode_options): Set flag_tree_switch_conversion when
10962 optimization level is >= 2.
10963 * doc/invoke.texi (Optimize Options): Added description of
10964 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
10966 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10968 * config/darwin-driver.c (darwin_default_min_version): Fix
10969 -Wc++-compat warnings.
10971 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
10973 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
10976 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10978 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
10980 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10982 PR rtl-optimization/34744
10983 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
10984 (df_scan_free_internal): Free data structures not
10985 allocated in storage pools.
10986 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
10987 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
10988 df_scan_free_mws_vec.
10989 * dse.c (dse_step6): Free offset_map_p and offset_map_n
10992 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
10994 * config/i386/i386.c (contains_aligned_value_p): Return true
10996 (ix86_function_arg_boundary): Return its natural boundary
10998 (return_in_memory_32): Don't check TDmode.
10999 (ix86_split_to_parts): Support splitting into 4 parts and
11000 support TFmode for 32bit target.
11001 (ix86_split_long_move): Support splitting into 4 parts.
11002 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
11004 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
11005 (ix86_init_builtins): Here.
11006 (ix86_scalar_mode_supported_p): Always return true for TFmode.
11007 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
11008 'q' and 'w', respectively.
11010 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
11012 (movtf_internal): Likewise.
11013 (<code>tf2): Likewise.
11014 (*absnegtf2_sse): Likewise.
11015 (copysign<mode>3): Likewise.
11016 (copysign<mode>3_const): Likewise.
11017 (copysign<mode>3_var): Likewise.
11018 (define_split UNSPEC_COPYSIGN): Likewise.
11019 * config/i386/sse.md (*nandtf3): Likewise.
11020 (<code>tf3): Likewise.
11021 (*<code>tf3): Likewise.
11023 2008-06-30 Joey Ye <joey.ye@intel.com>
11024 H.J. Lu <hongjiu.lu@intel.com>
11026 * global.c (compute_regsets): Set frame_pointer_needed here.
11027 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
11029 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
11031 * doc/install.texi (specific): Expand Windows build notes.
11033 2008-06-30 Ira Rosen <irar@il.ibm.com>
11035 PR tree-optimization/36648
11036 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
11037 number of prolog iterations by step. Fix the comment.
11039 2008-06-30 Richard Guenther <rguenther@suse.de>
11041 PR middle-end/36671
11042 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
11043 handle calls from ECF_MALLOC functions.
11044 (handle_pure_call): ECF_MALLOC functions do not return
11046 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
11048 2008-06-29 Andreas Schwab <schwab@suse.de>
11050 * config/m68k/m68k.c (print_operand): Always print a float
11052 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
11053 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
11056 * config/rs6000/x-linux64: Remove never used file.
11058 2008-06-29 Richard Guenther <rguenther@suse.de>
11060 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
11062 (struct alias_info): Move ...
11063 * tree-ssa-alias.c: ... here.
11064 (update_alias_info): Declare.
11065 (compute_may_aliases): Call it.
11066 (update_alias_info): New function.
11067 * tree-ssa-structalias.c (update_alias_info): Move ...
11068 * tree-ssa-alias.c (update_alias_info_1): ... here.
11069 * tree-ssa-structalias.c (process_constraint_1): Remove
11070 unused from_call argument. Rename to ...
11071 (process_constraint): ... this. Delete old wrapper.
11072 (make_constraint_to): Adjust callers.
11073 (handle_const_call): Likewise.
11074 (handle_pure_call): Likewise.
11075 (init_base_vars): Likewise.
11076 (handle_lhs_call): Likewise. Remove unnecessary constraint.
11077 (find_func_aliases): We don't need structure copies for
11079 (make_constraint_from_anything): Remove.
11080 (create_variable_info_for): For globals make constraints
11081 from escaped, not from anything.
11082 (compute_points_to_sets): Do not call update_alias_info.
11083 (ipa_pta_execute): Use make_constraint_from.
11085 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11087 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
11088 (bitmap.o-warn, dominance.o-warn): New.
11089 * configure.ac (cxx_compat_warn): Delete.
11090 (loose_warn): Add -Wcast-qual and -Wc++-compat.
11091 * system.h: Remove #pragma diagnostic for -Wcast-qual and
11093 * configure: Regenerate.
11095 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
11098 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11100 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
11101 * df-scan.c (df_notes_rescan): Likewise.
11102 * ggc-page.c (set_page_table_entry): Likewise.
11103 * intl.c (gcc_gettext_width): Likewise.
11104 * varasm.c (get_unnamed_section, get_noswitch_section,
11105 get_section): Likewise.
11107 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
11109 * regrename.c (build_def_use): Don't copy RTX.
11111 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
11113 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
11114 (Type Attributes): Fix nesting of @table and @subsection. Adjust
11115 punctuation. Use @ref instead of @xref.
11116 (Function Names): Remove stray @display/@end display.
11117 (C++ Attributes): Use @ref instead of @xref.
11118 (Deprecated Features): Fix punctuation around @xref.
11119 (Backwards Compatibility): Likewise.
11120 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
11122 2008-06-28 Joseph Myers <joseph@codesourcery.com>
11124 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
11125 constants for E500 double.
11127 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11129 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
11130 element type of const_vector.
11132 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
11134 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
11135 Remove FLAGS_REG clobber from expander pattern.
11136 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
11137 (anddi3, andsi3, andhi3, andqi3): Ditto.
11138 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
11139 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
11140 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
11141 (ashlsi3, ashlhi3, ashlqi3): Ditto.
11142 (ashrsi3, ashrhi3, ashrqi3): Ditto.
11143 (lshrsi3, lshrhi3, lshrqi3): Ditto.
11144 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
11145 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
11147 2008-06-28 Richard Guenther <rguenther@suse.de>
11149 * tree-ssa-structalias.c (callused_id, var_callused,
11150 callused_tree): Add.
11151 (handle_pure_call): New function.
11152 (find_func_aliases): Call it.
11153 (find_what_p_points_to): Handle the call-used set.
11154 (clobber_what_escaped): Likewise.
11155 (compute_call_used_vars): New function.
11156 (init_base_vars): Init the call-used variable.
11157 (do_sd_constraint): Do not propagate the solution from CALLUSED
11158 but use CALLUSED as a placeholder.
11159 (solve_graph): Likewise.
11160 * tree-flow-inline.h (gimple_call_used_vars): New function.
11161 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
11162 (compute_call_used_vars): Declare.
11163 * tree-ssa-alias.c (set_initial_properties): Call
11164 compute_call_used_vars.
11165 (reset_alias_info): Clear call-used variables.
11166 (add_call_clobber_ops): Assert we are not called for const/pure
11167 functions. Remove handling of them.
11168 (add_call_read_ops): Handle pure functions by adding the
11169 call-used set of variables as VUSEs.
11170 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
11171 (delete_tree_ssa): Free it.
11172 * tree-dfa.c (remove_referenced_var): Clear the var from the
11175 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
11177 * tree.c (build_varargs_function_type_list): New.
11178 (build_function_type_list_1): New.
11179 (build_function_type_list): Use build_function_type_list_1.
11180 * tree.h (build_varargs_function_type_list): New.
11182 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11185 * config/spu/spu.c (spu_builtin_splats): Do not generate
11186 invalid CONST_VECTOR expressions.
11187 (spu_expand_vector_init): Likewise.
11189 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
11191 * optabs.c (libfunc_decls): New variable.
11192 (libfunc_decl_hash, libfunc_decl_eq): New functions.
11193 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
11194 for the same function twice.
11196 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
11198 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
11199 ix86_expand_binary_operator directly.
11200 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
11202 (*ashrti3_1): Ditto.
11203 (*lshrti3_1): Ditto.
11204 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
11205 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
11206 using only one splitter. Conditionaly execute splitter before or
11207 after peephole2 pass.
11208 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
11209 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
11210 Use only one alternative in asm template.
11211 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
11213 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
11214 "J" operand constraint for operand 2.
11215 (*ashldi3_cconly_rex64): Ditto.
11216 (*ashrdi3_cmp_rex64): Ditto.
11217 (*ashrdi3_cconly_rex64): Ditto.
11218 (*lshrdi3_cmp_rex64): Ditto.
11219 (*lshrdi3_cconly_rex64): Ditto.
11220 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
11221 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
11222 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
11225 2008-06-27 Jakub Jelinek <jakub@redhat.com>
11227 * gimplify.c (omp_is_private): Don't return true if decl is not
11228 already private on #pragma omp for or #pragma omp parallel for.
11231 * tree-cfg.c (struct move_stmt_d): Replace block field with
11232 orig_block and new_block fields.
11233 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
11234 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
11235 (move_block_to_fn): Replace vars_map and new_label_map arguments
11236 with struct move_stmt_d pointer.
11237 (replace_block_vars_by_duplicates): New function.
11238 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
11239 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
11240 all subblocks of ORIG_BLOCK to the new function. Call
11241 replace_block_vars_by_duplicates.
11242 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
11243 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
11244 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
11245 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
11246 (expand_omp): Temporarily set input_location to the location of
11247 region's controlling stmt.
11248 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
11249 BIND_EXPR, push ctx->block_vars and gimplification vars into
11250 the BIND_EXPR and its block's BLOCK_VARS instead of directly
11251 into dest function.
11252 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
11253 there are any BLOCK_VARS.
11254 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
11255 OMP_PARALLEL or OMP_TASK stmt.
11256 (lower_omp): Save and restore input_location around the lower_omp_1
11259 2008-06-27 Richard Guenther <rguenther@suse.de>
11261 PR tree-optimization/36400
11262 PR tree-optimization/36373
11263 PR tree-optimization/36344
11264 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
11265 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
11266 (update_alias_info): Remove call clobbering code.
11267 (make_constraint_to): New helper function.
11268 (make_escape_constraint): Likewise.
11269 (handle_rhs_call): Use it on all pointer containing arguments.
11270 Also mark the static chain escaped.
11271 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
11272 instead of ANYTHING.
11273 (make_constraint_from): New helper split out from ...
11274 (make_constraint_from_anything): ... here.
11275 (find_func_aliases): Add constraints for escape sites.
11276 (intra_create_variable_infos): Make constraints from NONLOCAL
11278 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
11280 (clobber_what_p_points_to): Remove.
11281 (clobber_what_escaped): New function.
11282 (init_base_vars): Init NONLOCAL and ESCAPED.
11283 (do_sd_constraint): Do not propagate the solution from ESCAPED
11284 but use ESCAPED as a placeholder.
11285 (solve_graph): Likewise.
11286 * tree-flow.h (clobber_what_p_points_to): Remove.
11287 (clobber_what_escaped): Declare.
11288 * tree-ssa-alias.c (set_initial_properties): Call it.
11289 Remove code clobbering escaped pointers.
11291 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
11293 * function.c (allocate_struct_function): Only allocate a unique
11294 funcdef_no if the decl is nonzero.
11296 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
11298 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
11299 * config/mips/mips.c (mips_split_const_insns): New function.
11300 * config/mips/mips.md (move_type): New attribute.
11301 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
11302 (dword_mode): New attribute.
11303 (type): Avoid long line. Map "move_type"s to "type"s,
11304 choosing "multi" for doubleword moves if appropriate.
11305 Swap MTC/MFC comments to match their declaration order.
11306 (extended_mips16): Default to "yes" if "move_type" is "sll0",
11307 "type" is "branch" or "jal" is "direct".
11308 (length): Handle "extended_mips16" first. Make the default
11309 "0" for "ghost" instructions. Set the length from "move_type".
11310 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
11311 of "type", with "sll0" for the register alternative. Remove the
11312 "extended_mips16" attribute.
11313 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
11314 of "type", with "shift_shift" for the register alternative.
11315 Remove the "length" attribute.
11316 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
11317 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
11318 of "type", with "andi" for the register alternative.
11319 (*zero_extendqihi2): Likewise.
11320 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
11321 of "andi" instead of a "type" of "arith".
11322 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
11324 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
11325 (mov_<store>r, *mov<mode>_ra): Likewise.
11326 (extendsidi2): Use "move_type" instead of "type", with "move"
11327 for the register alternative.
11328 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
11329 of "type", with "signext" for the register alternative.
11330 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
11331 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
11332 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
11333 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
11334 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
11335 (unnamed branch insn): Likewise.
11336 (*movdi_gp32_fp64): Fold into...
11337 (*movdi_32bit): ...here.
11338 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
11339 (*movdf_hardfloat): ...this new pattern.
11340 (*movdf_softfloat): Remove redundant FPR alternatives.
11341 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
11342 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
11343 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
11344 the "move" attribute.
11345 (*movdi_32bit): Use "move_type" instead of "type" and remove the
11346 "length" attribute. Use "fpload" and "fpstore" instead of "load"
11347 and "store" for COP loads and stores.
11348 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
11349 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
11350 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
11351 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
11352 (*movtf_mips16, *movv2sf): Likewise.
11353 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
11354 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
11355 (mfhc1<mode>): Use "move_type" instead of "move".
11356 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
11357 (loadgp_blockage): Remove the "length" attribute.
11358 (blockage, set_got_version, update_got_version): Likewise.
11359 (call_internal): Remove the "extended_mips16" attribute.
11360 (call_value_internal, call_value_multiple_internal): Likewise.
11361 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
11363 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
11364 the "length" attribute.
11366 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11368 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
11369 -Wcast-qual warnings.
11370 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
11371 handle_pragma_pop_macro): Likewise.
11372 * collect2.c (resolve_lib_name): Likewise.
11373 * config/arc/arc.c (arc_init): Likewise.
11374 * config/arm/arm.c (neon_builtin_compare,
11375 locate_neon_builtin_icode): Likewise.
11376 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
11377 * config/bfin/bfin.c (bfin_init_machine_status,
11378 bfin_optimize_loop): Likewise.
11379 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
11380 * config/cris/cris.c (cris_init_expanders): Likewise.
11381 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
11382 * config/darwin.c (machopic_indirection_eq,
11383 machopic_indirection_name, machopic_output_indirection): Likewise.
11384 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
11385 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
11386 frv_optimize_membar): Likewise.
11387 * config/i386/cygwin.h (mingw_scan,
11388 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
11389 * config/i386/cygwin1.c (mingw_scan): Likewise.
11390 * config/i386/i386.c (machopic_output_stub): Likewise.
11391 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
11392 i386_pe_unique_section): Likewise.
11393 * config/ia64/ia64.c (ia64_init_machine_status,
11394 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
11396 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
11397 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
11398 * config/m68k/m68k.c (m68k_handle_option,
11399 m68k_sched_md_init_global): Likewise.
11400 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
11401 mcore_unique_section): Likewise.
11402 * config/mips/mips.c (mips_block_move_straight,
11403 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
11405 * config/mmix/mmix.c (mmix_init_machine_status,
11406 mmix_encode_section_info): Likewise.
11407 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
11408 * config/rs6000/rs6000.c (rs6000_init_machine_status,
11409 print_operand_address, output_toc, redefine_groups,
11410 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
11411 * config/s390/s390.c (s390_init_machine_status): Likewise.
11412 * config/score/score.c (score_block_move_straight,
11413 score_block_move_loop_body): Likewise.
11414 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
11415 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
11416 * emit-rtl.c (find_auto_inc): Likewise.
11417 * gcc.c (translate_options, process_command): Likewise.
11418 * reorg.c (dbr_schedule): Likewise.
11419 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
11420 * xcoffout.c (xcoffout_declare_function): Likewise.
11422 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
11424 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
11425 ipa-pta working again.
11427 2008-06-27 David Edelsohn <edelsohn@gnu.org>
11429 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
11432 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
11434 * config.gcc (powerpc*-*-*): Add new core e500mc.
11435 * config/rs6000/e500mc.md: New file.
11436 * config/rs6000/rs6000.c (processor_costs): Add new costs for
11438 (rs6000_override_options): Add e500mc case to
11439 processor_target_table. Altivec and Spe options not allowed
11440 with e500mc. Add isel instruction to e500mc by
11441 default. Initialize rs6000_cost for e500mc.
11442 (rs6000_issue_rate): Set issue rate for e500mc.
11443 * config/rs6000/rs6000.h (processor_type): Add
11444 PROCESSOR_PPCE500MC.
11445 (ASM_CPU_SPEC): Add e500mc.
11446 Set TARGET_ISEL to rs6000_isel.
11447 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
11448 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
11449 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
11451 * doc/invoke.texi: Add e500mc to list of cpus.
11453 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11456 * c-lex.c (lex_charconst): Initialize unsignedp.
11458 2008-06-27 Olivier Hainque <hainque@adacore.com>
11460 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
11461 documented assumptions.
11463 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
11465 * dwarf2out.c: Remove trailing white spaces. Break long line
11468 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
11470 * libfuncs.h (LTI_synchronize): New libfunc_index.
11471 (synchronize_libfunc): Declare.
11472 * builtins.c (expand_builtin_synchronize): Consider using
11473 synchronize_libfunc before falling back on an asm blockage.
11474 * config/mips/mips.c: Include libfuncs.h
11475 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
11477 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
11479 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
11480 parameter. Copy stack_reg to r11 where appropriate.
11481 (no_global_regs_above): Add gpr parameter.
11482 (rs6000_stack_info): Only add padding for SPE save area if we
11483 are saving SPE GPRs and CR.
11484 (saveres_routine_syms): New variable.
11485 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
11487 (rs6000_savres_routine_sym): New function.
11488 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
11490 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
11491 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
11492 Tweak FPR out-of-line saving.
11493 (rs6000_make_savres_rtx): New function.
11494 (rs6000_use_multiple_p): New function.
11495 (rs6000_savres_strategy): New function.
11496 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
11497 out-of-line if appropriate.
11498 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
11499 if we are optimizing for size.
11500 (GP_SAVE_INLINE): Define.
11501 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
11502 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
11503 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
11504 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
11505 (*save_fpregs_<mode>): Add use of r11.
11506 (*restore_gpregs_<mode>): New insn.
11507 (*return_and_restore_gpregs_<mode>): New insn.
11508 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
11510 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
11511 (*restore_gpregs_spe): New insn.
11512 (*return_and_restore_gpregs_spe): New insn.
11513 * config/rs6000/predicates.md (save_world_operation): Fix check.
11515 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
11517 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
11518 this point, so assert that.
11520 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
11522 * cfganal.c: Include vec.h and vecprim.h.
11523 (compute_idf): Import from...
11524 * tree-into-ssa (compute_idf): ...here.
11525 * basic-block.h (compute_idf): Export.
11527 2008-06-26 Joseph Myers <joseph@codesourcery.com>
11529 * c-decl.c (merge_decls): Use !current_function_decl to check for
11530 extern declaration of C99 inline function being at file scope.
11532 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
11534 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
11536 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11538 * alias.c (record_alias_subset, init_alias_analysis): Fix
11539 -Wc++-compat and/or -Wcast-qual warnings.
11540 * attribs.c (lookup_attribute_spec): Likewise.
11541 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
11542 copy_bb, connect_traces,
11543 find_rarely_executed_basic_blocks_and_cr): Likewise.
11544 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
11545 note_btr_set, migrate_btr_defs): Likewise.
11546 * builtins.c (result_vector, expand_builtin_memcpy,
11547 expand_builtin_mempcpy_args, expand_builtin_strncpy,
11548 builtin_memset_read_str, expand_builtin_printf,
11549 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
11551 * caller-save.c (mark_set_regs): Likewise.
11552 * calls.c (expand_call, emit_library_call_value_1): Likewise.
11553 * cgraph.c (cgraph_edge): Likewise.
11554 * combine.c (likely_spilled_retval_1): Likewise.
11555 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
11556 htab_counts_entry_del, get_coverage_counts): Likewise.
11557 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
11558 new_cselib_val): Likewise.
11559 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
11560 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
11562 * df-core.c (df_compact_blocks): Likewise.
11563 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
11564 * df-scan.c (df_grow_reg_info, df_ref_create,
11565 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
11566 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
11567 df_record_entry_block_defs, df_record_exit_block_uses,
11568 df_bb_verify): Likewise.
11569 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
11570 DF_REF_EXTRACT_MODE_CONST): New.
11571 * dominance.c (get_immediate_dominator, get_dominated_by,
11572 nearest_common_dominator, root_of_dom_tree,
11573 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
11574 -Wc++-compat and/or -Wcast-qual warnings.
11575 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
11576 record_store, replace_read, check_mem_read_rtx, scan_insn,
11577 dse_step1, dse_record_singleton_alias_set): Likewise.
11578 * dwarf2asm.c (dw2_force_const_mem): Likewise.
11580 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11582 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
11583 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
11584 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
11585 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
11586 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
11587 add_ranges_num, add_ranges_by_labels, file_info_cmp,
11588 file_name_acquire, output_file_names, add_const_value_attribute,
11589 premark_used_types_helper, file_table_eq, file_table_hash,
11590 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
11591 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
11592 -Wcast-qual warnings.
11593 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
11594 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
11595 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
11596 gen_reg_rtx, start_sequence, init_emit): Likewise.
11597 * et-forest.c (et_new_occ, et_new_tree): Likewise.
11598 * except.c (init_eh_for_function, gen_eh_region,
11599 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
11600 arh_to_landing_pad, arh_to_label, add_action_record,
11601 add_call_site, switch_to_exception_section): Likewise.
11602 * expmed.c (synth_mult): Likewise.
11603 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
11604 store_expr): Likewise.
11605 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
11607 * function.c (assign_stack_temp_for_type,
11608 allocate_struct_function, match_asm_constraints_1): Likewise.
11609 * gcov-io.c (gcov_allocate): Likewise.
11610 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
11611 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
11612 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
11613 record_one_set, insert_expr_in_table, insert_set_in_table,
11614 dump_hash_table, compute_hash_table_work, alloc_hash_table,
11615 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
11616 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
11617 -Wcast-qual warnings.
11619 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11621 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
11622 -Wcast-qual warnings.
11623 * gcc.c (process_command): Likewise.
11624 * genattrtab.c (oballoc): Use XOBNEW.
11625 (oballocvec): Define.
11626 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
11627 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
11628 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
11629 -Wc++-compat and/or -Wcast-qual warnings.
11630 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
11631 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
11632 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
11633 gen_presence_absence_set, gen_automaton, gen_regexp_el,
11634 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
11635 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
11636 add_excls, process_presence_absence_names,
11637 process_presence_absence_patterns, add_presence_absence,
11638 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
11639 get_free_state, add_arc, get_free_automata_list_el,
11640 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
11641 transform_3, cache_presence, create_ainsns, create_automata,
11642 create_state_ainsn_table, dfa_insn_code_enlarge,
11643 output_trans_func, output_min_issue_delay_func,
11644 output_dead_lock_func, output_reset_func,
11645 output_get_cpu_unit_code_func, output_dfa_start_func,
11646 expand_automata): Likewise.
11647 * genextract.c (gen_insn): Likewise.
11648 * gengtype-lex.l: Likewise.
11649 * gengtype.c (read_input_list, adjust_field_type,
11650 process_gc_options): Likewise.
11651 * genoutput.c (note_constraint): Likewise.
11652 * genpreds.c (mangle, add_constraint): Likewise.
11653 * genrecog.c (process_define_predicate, new_decision,
11654 add_to_sequence): Likewise.
11655 * gensupport.c (record_insn_name): Likewise.
11657 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11659 * config/i386/driver-i386.c (detect_caches_amd,
11660 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
11661 and/or -Wcast-qual warnings.
11662 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
11663 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
11664 gt_pch_save): Likewise.
11665 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
11666 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
11667 * global.c (compute_regsets): Likewise.
11668 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
11669 finish_graph_dump_file): Likewise.
11670 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
11671 unlink_bb_notes): Likewise.
11672 * integrate.c (get_hard_reg_initial_val): Likewise.
11673 * ipa-prop.c (ipa_push_func_to_list): Likewise.
11674 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
11675 * local-alloc.c (update_equiv_regs): Likewise.
11676 * loop-invariant.c (check_invariant_table_size,
11677 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
11679 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
11680 altered_reg_used, mark_altered): Likewise.
11681 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
11682 insert_var_expansion_initialization,
11683 combine_var_copies_in_loop_exit, apply_opt_in_copies,
11684 release_var_copies): Likewise.
11685 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
11686 analyze_matrix_decl, add_allocation_site, analyze_transpose,
11687 analyze_accesses_for_phi_node, check_var_notmodified_p,
11688 check_allocation_function, find_sites_in_func,
11689 record_all_accesses_in_func, transform_access_sites,
11690 transform_allocation_sites): Likewise.
11691 * omp-low.c (new_omp_region, create_omp_child_function_name,
11692 check_omp_nesting_restrictions, check_combined_parallel,
11693 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
11694 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
11695 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
11696 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
11698 * opts-common.c (prune_options): Likewise.
11699 * opts.c (add_input_filename, print_filtered_help,
11700 get_option_state): Likewise.
11701 * params.c (add_params): Likewise.
11702 * passes.c (set_pass_for_id, next_pass_1,
11703 do_per_function_toporder, pass_fini_dump_file): Likewise.
11704 * postreload.c (reload_cse_simplify_operands): Likewise.
11705 * predict.c (tree_predicted_by_p, tree_predict_edge,
11706 clear_bb_predictions, combine_predictions_for_bb): Likewise.
11708 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11710 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
11712 * recog.c (check_asm_operands, validate_change_1): Likewise.
11713 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
11714 subst_asm_stack_regs): Likewise.
11715 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
11716 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
11717 * regmove.c (reg_is_remote_constant_p): Likewise.
11718 * regrename.c (regrename_optimize, scan_rtx_reg,
11719 kill_clobbered_value, kill_set_value, kill_autoinc_value):
11721 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
11722 regstat_compute_calls_crossed): Likewise.
11723 * reload1.c (init_reload, new_insn_chain,
11724 has_nonexceptional_receiver, reload, copy_reloads,
11725 calculate_needs_all_insns, init_elim_table): Likewise.
11726 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
11727 * rtl.c (shallow_copy_rtx_stat): Likewise.
11728 * rtlanal.c (parms_set): Likewise.
11729 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
11730 sbitmap_resize, sbitmap_vector_alloc): Likewise.
11731 * sched-ebb.c (earliest_block_with_similiar_load,
11732 add_deps_for_risky_insns): Likewise.
11733 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
11734 schedule_region): Likewise.
11735 * see.c (eq_descriptor_pre_extension,
11736 hash_descriptor_pre_extension, hash_del_pre_extension,
11737 eq_descriptor_properties, hash_descriptor_properties,
11738 hash_del_properties, see_seek_pre_extension_expr,
11739 see_initialize_data_structures, see_print_register_properties,
11740 see_print_pre_extension_expr, see_delete_merged_def_extension,
11741 see_delete_unmerged_def_extension, see_emit_use_extension,
11742 see_pre_delete_extension, see_map_extension, see_commit_changes,
11743 see_analyze_merged_def_local_prop,
11744 see_analyze_merged_def_local_prop,
11745 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
11746 see_set_prop_merged_def, see_set_prop_unmerged_def,
11747 see_set_prop_unmerged_use, see_print_one_extension,
11748 see_merge_one_use_extension, see_merge_one_def_extension,
11749 see_store_reference_and_extension, see_update_uses_relevancy,
11750 see_update_defs_relevancy): Likewise.
11751 * statistics.c (hash_statistics_hash, hash_statistics_eq,
11752 hash_statistics_free, curr_statistics_hash): Likewise.
11753 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
11754 expand_asm_operands, expand_return, case_bit_test_cmp,
11755 expand_case): Likewise.
11756 * stor-layout.c (start_record_layout): Likewise.
11757 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
11758 gt_pch_save_stringpool): Likewise.
11759 * tree-data-ref.c (hash_stmt_vertex_info,
11760 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
11761 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
11763 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
11766 * config/i386/i386.md : Change constraints of HImode and QImode
11767 immediate operands from "i" to "n". Change SImode "ni" constraint to
11768 "i" and SImode "rmi" constraint to "g". Remove all constraints
11769 from const0_operand and const1_operand predicated operands.
11770 (i): Change QImode and HImode attribute from "i" to "n".
11771 (*subqi_2): Change HImode operands to QImode.
11774 2008-06-25 Olivier Hainque <hainque@adacore.com>
11776 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
11779 2008-06-25 Richard Guenther <rguenther@suse.de>
11781 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
11782 not overflow the result type.
11784 2008-06-25 Richard Guenther <rguenther@suse.de>
11786 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
11787 (vn_lookup): Likewise.
11789 2008-06-25 Richard Guenther <rguenther@suse.de>
11791 PR tree-optimization/35518
11792 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
11793 * tree-sra.c (instantiate_element): Use fold_build3 to build
11795 (try_instantiate_multiple_fields): Likewise.
11797 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11799 * config/rs6000/rs6000.md: Change all string instruction's clobber to
11802 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11804 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
11805 use_backchain_to_restore_sp to true
11806 if the offset of the link register save area would go over the 32k - 1
11807 offset limit of the load
11810 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
11812 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
11813 anchor for the type-punning blurb. Cross-reference "Structures
11814 unions enumerations and bit-fields implementation". Provide a
11815 cast-through-pointer example. Make final sentence self-contained.
11816 * doc/implement-c.texi (Structures unions enumerations and
11817 bit-fields implementation): Cross-reference the type-punning blurb
11818 in the -fstrict-aliasing documentation.
11820 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11822 PR middle-end/36594
11823 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
11824 the memory instead of the memory itself for the save area.
11826 2008-06-24 Olivier Hainque <hainque@adacore.com>
11827 Nicolas Roche <roche@adacore.com>
11829 * gengtype.c (srcdir_len): size_t instead of int.
11830 (get_file_realbasename): New function. For F a filename, the real
11831 basename of F, with all the path components stripped.
11832 (get_file_srcdir_relative_path): New function. For F a filename, the
11833 relative path to F from $(srcdir).
11834 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
11835 get_file_realbasename. Adjust the head comment.
11836 (get_prefix_langdir_index): New function. For F a filename, return the
11837 lang_dir_names[] relative index of the language directory that is
11839 (get_file_langdir): For F a filename, return the name of the language
11840 directory where F is located.
11841 (get_file_gtfilename): New function. The gt- output file name for an
11843 (get_output_file_with_visibility): Replace in-line computations with
11844 uses of get_file_gtfilename and get_prefix_langdir_index.
11845 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
11847 2008-06-24 Jakub Jelinek <jakub@redhat.com>
11849 PR tree-optimization/36504
11850 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
11851 references without base address.
11853 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11855 PR middle-end/36584
11856 * calls.c (expand_call): Increase alignment for recursive functions.
11858 2008-06-23 Anatoly Sokolov <aesok@post.ru>
11860 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
11861 (TARGET_FUNCTION_VALUE): New define.
11862 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
11863 * config/avr/avr.h (FUNCTION_VALUE): Remove.
11865 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11867 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
11868 (fmod<mode>3): Ditto.
11869 (remainderxf3): Ditto.
11870 (remainder<mode>3): Ditto.
11872 2008-06-23 Jakub Jelinek <jakub@redhat.com>
11875 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
11876 REG is a hard register.
11878 PR tree-optimization/36508
11879 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
11880 499, don't check it at all in release compilers.
11882 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11884 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
11885 together with SSE_TARGET_MATH to disable insn pattern.
11886 (*fop_<MODEF:mode>_2_i387): Ditto.
11887 (*fop_<MODEF:mode>_3_i387): Ditto.
11889 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
11891 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
11893 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11895 PR middle-end/34906
11896 * gimplify.c (gimplify_asm_expr): Check the return code of
11897 parse_output_constraint call, set function return and is_inout
11898 value if it failed.
11900 2008-06-22 Ian Lance Taylor <iant@google.com>
11902 * c-lex.c (narrowest_unsigned_type): Change itk to int.
11903 (narrowest_signed_type): Likewise.
11904 * c-typeck.c (c_common_type): Change local variable mclass to enum
11906 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
11907 tcc_comparison, not the tree code itself.
11908 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
11909 (c_expand_expr): Cast modifier to enum expand_modifier.
11910 * c-common.h (C_RID_CODE): Add casts.
11911 (C_SET_RID_CODE): Define.
11912 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
11913 (c_lex_one_token): Add cast to avoid warning.
11914 (c_parser_objc_type_name): Rename local typename to type_name.
11915 (check_no_duplicate_clause): Change code parameter to enum
11917 (c_parser_omp_var_list_parens): Change kind parameter to enum
11919 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
11920 c_parser_omp_list_var_parens.
11921 (c_parser_omp_threadprivate): Likewise.
11922 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
11923 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
11924 * c-format.c (NO_FMT): Define.
11925 (printf_length_specs): Use NO_FMT.
11926 (asm_fprintf_length_specs): Likewise.
11927 (gcc_diag_length_specs): Likewise.
11928 (scanf_length_specs): Likewise.
11929 (strfmon_length_specs): Likewise.
11930 (gcc_gfc_length_specs): Likewise.
11931 (printf_flag_specs): Change 0 to STD_C89.
11932 (asm_fprintf_flag_specs): Likewise.
11933 (gcc_diag_flag_specs): Likewise.
11934 (gcc_cxxdiag_flag_specs): Likewise.
11935 (scanf_flag_specs): Likewise.
11936 (strftime_flag_specs): Likewise.
11937 (strfmon_flag_specs): Likewise.
11938 (print_char_table): Likewise.
11939 (asm_fprintf_char_table): Likewise.
11940 (gcc_diag_char_table): Likewise.
11941 (gcc_tdiag_char_table): Likewise.
11942 (gcc_cdiag_char_table): Likewise.
11943 (gcc_cxxdiag_char_table): Likewise.
11944 (gcc_gfc_char_table): Likewise.
11945 (scan_char_table): Likewise.
11946 (time_char_table): Likewis.
11947 (monetary_char_table): Likewise.
11948 * c-format.h (BADLEN): Likewise.
11950 2008-06-21 Ian Lance Taylor <iant@google.com>
11952 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
11953 Define END_OF_BASE_TREE_CODES around inclusion.
11954 * tree.c (tree_code_type): New global array.
11955 (tree_code_length, tree_code_name): Likewise.
11956 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
11957 $(lang_tree_files).
11958 (all-tree.def, s-alltree): New targets.
11959 (gencheck.h, s-gencheck): Remove.
11960 (tree.o): Depend upon all-tree.def.
11961 (build/gencheck.o): Remove gencheck.h dependency.
11962 (mostlyclean): Don't remove gencheck.h.
11963 * c-common.h (enum c_tree_code): Remove.
11964 * c-lang.c (tree_code_type): Remove.
11965 (tree_code_length, tree_code_name): Remove.
11966 * gencheck.c (tree_codes): Include all-tree.def, rather than
11967 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
11969 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
11971 * cp/cp-tree.h (enum cplus_tree_code): Remove.
11972 (operator_name_info): Size to MAX_TREE_CODES.
11973 (assignment_operator_name_info): Likewise.
11974 * cp/cp-lang.c (tree_code_type): Remove.
11975 (tree_code_length, tree_code_name): Remove.
11976 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
11977 (assignment_operator_name_info): Likewise.
11978 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
11980 * cp/mangle.c (write_expression): Likewise.
11981 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
11982 * fortran/f95-lang.c (tree_code_type): Remove.
11983 (tree_code_length, tree_code_name): Remove.
11984 * java/java-tree.h (enum java_tree_code): Remove.
11985 * java/lang.c (tree_code_type): Remove.
11986 (tree_code_length, tree_code_name): Remove.
11987 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
11988 * objc/objc-act.h (enum objc_tree_code): Remove.
11989 * objc/objc-lang.c (tree_code_type): Remove.
11990 (tree_code_length, tree_code_name): Remove.
11991 * objcp/objcp-lang.c (tree_code_type): Remove.
11992 (tree_code_length, tree_code_name): Remove.
11993 * ada/ada-tree.h (enum gnat_tree_code): Remove.
11994 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
11995 * ada/misc.c (tree_code_type): Remove.
11996 (tree_code_length, tree_code_name): Remove.
11998 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
12000 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
12001 the grand_bitmap_obstack.
12003 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12005 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
12006 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
12007 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
12008 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
12009 move_stmt_r, new_label_mapper): Likewise.
12010 * tree-complex.c (cvc_lookup): Likewise.
12011 * tree-dfa.c (create_function_ann): Likewise.
12012 * tree-dump.c (dump_register): Likewise.
12013 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
12014 find_phi_replacement_condition): Likewise.
12015 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
12016 tree_function_versioning): Likewise.
12017 * tree-into-ssa.c (cmp_dfsnum): Likewise.
12018 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
12019 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
12020 get_nonlocal_debug_decl, convert_nonlocal_reference,
12021 convert_nonlocal_omp_clauses, get_local_debug_decl,
12022 convert_local_reference, convert_local_omp_clauses,
12023 convert_nl_goto_reference, convert_nl_goto_receiver,
12024 convert_tramp_reference, convert_call_expr): Likewise.
12025 * tree-outof-ssa.c (contains_tree_r): Likewise.
12026 * tree-parloops.c (reduction_phi, initialize_reductions,
12027 eliminate_local_variables_1, add_field_for_reduction,
12028 add_field_for_name, create_phi_for_local_result,
12029 create_call_for_reduction_1, create_loads_for_reductions,
12030 create_stores_for_reduction, create_loads_and_stores_for_name):
12032 * tree-phinodes.c (allocate_phi_node): Likewise.
12033 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
12034 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
12035 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
12036 * tree-ssa-coalesce.c (compare_pairs): Likewise.
12037 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
12038 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
12039 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
12040 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
12041 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
12042 vn_nary_op_insert): Likewise.
12043 * tree-ssa.c (redirect_edge_var_map_add,
12044 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
12045 * tree-vectorizer.c (vectorize_loops): Likewise.
12046 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
12047 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
12048 tree_cons_stat, build1_stat, build_variant_type_copy,
12049 decl_init_priority_lookup, decl_fini_priority_lookup,
12050 decl_priority_info, decl_restrict_base_lookup,
12051 decl_restrict_base_insert, decl_debug_expr_lookup,
12052 decl_debug_expr_insert, decl_value_expr_lookup,
12053 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
12054 type_hash_add, get_file_function_name, tree_check_failed,
12055 tree_not_check_failed, tree_range_check_failed,
12056 omp_clause_range_check_failed, build_omp_clause,
12057 build_vl_exp_stat): Likewise.
12058 * value-prof.c (gimple_histogram_value,
12059 gimple_duplicate_stmt_histograms): Likewise.
12060 * var-tracking.c (attrs_list_insert, attrs_list_copy,
12061 unshare_variable, variable_union_info_cmp_pos, variable_union,
12062 dataflow_set_different_1, dataflow_set_different_2,
12063 vt_find_locations, variable_was_changed, set_variable_part,
12064 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
12065 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
12066 section_entry_hash, object_block_entry_eq,
12067 object_block_entry_hash, create_block_symbol,
12068 initialize_cold_section_name, default_function_rodata_section,
12069 strip_reg_name, set_user_assembler_name, const_desc_eq,
12070 build_constant_desc, output_constant_def, lookup_constant_def,
12071 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
12072 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
12073 default_internal_label): Likewise.
12074 * varray.c (varray_init, varray_grow): Likewise.
12075 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
12077 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
12079 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
12080 operators for "test" insn. Macroize insn using SWI mode macro.
12081 (*jcc_fused_2): Ditto.
12082 (*jcc_fused_3): Macroize insn using SWI mode macro.
12083 (*jcc_fused_4): Ditto.
12085 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
12087 * tree-ssa-pre.c: Fix typo in comment.
12088 (init_antic, fini_antic): Add explicit funtions for
12089 initializing and deinitializing ANTIC and AVAIL sets.
12090 (create_expression_by_pieces): Fix typo in comment.
12091 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
12092 (execute_pre): Eventually dump details about ANTIC_IN.
12094 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12096 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
12097 * gcc.c (translate_options, init_spec, store_arg, read_specs,
12098 add_to_obstack, file_at_path, find_a_file, execute,
12099 add_preprocessor_option, add_assembler_option, add_linker_option,
12100 process_command, insert_wrapper, do_option_spec, do_self_spec,
12101 spec_path, do_spec_1, is_directory, main, used_arg,
12102 getenv_spec_function): Likewise.
12103 * tlink.c (symbol_hash_lookup, file_hash_lookup,
12104 demangled_hash_lookup, symbol_push, file_push, frob_extension):
12107 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
12109 * doc/rtl.texi: Updated subreg section.
12111 2008-06-19 Jakub Jelinek <jakub@redhat.com>
12114 * cgraphunit.c (cgraph_process_new_functions): Don't clear
12115 node->needed and node->reachable.
12116 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
12117 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
12118 (expand_task_call): Don't call expand_task_copyfn.
12119 (expand_task_copyfn): Renamed to...
12120 (finalize_task_copyfn): ... this.
12122 2008-06-19 Jan Hubicka <jh@suse.cz>
12124 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
12125 clobbering framepointer.
12127 2008-06-19 Jan Hubicka <jh@suse.cz>
12129 * tree-optimize.c (execute_early_local_optimizations): Set
12130 cgraph_state only at first invocation.
12132 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12134 * system.h (-Wc++-compat): Activate as a warning, no an error.
12136 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
12138 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
12139 instead of "#" in insn asm template.
12140 (*jcc_fused_2): Ditto.
12142 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
12144 * config/i386/i386.h (ix86_tune_indices)
12145 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
12146 (TARGET_FUSE_CMP_AND_BRANCH): New define.
12147 * config/i386/i386.md (*jcc_fused_1): New insn pattern
12148 (*jcc_fused_2): Ditto.
12149 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
12150 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
12151 (print operand): Handle 'E' and 'e' code.
12153 2008-06-19 Anatoly Sokolov <aesok@post.ru>
12155 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
12156 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
12157 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12159 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
12161 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
12163 (cgraph_expand_function): Use local copy of decl.
12164 (cgraph_expand_all_functions): Remove redundant initialization of
12166 (cgraph_optimize): Reword internal_error message.
12168 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
12170 * arm-protos.h (arm_return_in_memory): Remove public
12171 arm_return_in_memory() prototype.
12172 * arm.c (arm_return_in_memory): Add static prototype, add target
12173 hook macro, change definition and comments.
12174 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
12176 2008-06-19 Ben Elliston <bje@au.ibm.com>
12178 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
12179 real.c: Remove references to IEEE 754R.
12180 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
12181 * doc/libgcc.texi (Decimal float library routines): Likewise.
12183 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12185 * targhooks.h (struct gcc_target): New member unwind_word_mode.
12186 (default_unwind_word_mode): Add prototype.
12187 * targhooks.c (default_unwind_word_mode): New function.
12188 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
12189 instead of word_mode.
12190 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
12191 (TARGET_INITIALIZER): Use it.
12193 * c-common.c (handle_mode_attribute): Support "unwind_word"
12195 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
12197 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
12198 word_mode to access SjLj_Function_Context member "data".
12199 (sjlj_emit_dispatch_table): Likewise. Also, perform type
12200 conversion from targetm.eh_return_filter_mode () to
12201 targetm.unwind_word_mode () if they differ.
12203 * builtin-types.def (BT_UNWINDWORD): New primitive type.
12204 (BT_FN_UNWINDWORD_PTR): New function type.
12205 (BT_FN_WORD_PTR): Remove.
12206 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
12207 * except.c (expand_builtin_extend_pointer): Convert pointer to
12208 targetm.unwind_word_mode () instead of word_mode.
12210 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
12211 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
12212 (spu_unwind_word_mode): New function.
12213 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
12214 (TARGET_UNWIND_WORD_MODE): Define.
12215 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
12217 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12219 * config/spu/spu.c (reg_align): Remove.
12220 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
12221 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
12222 (spu_split_store): Likewise.
12224 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
12226 * gcc/tree-vn.c: Fix typo in comment.
12228 2008-06-18 Jan Hubicka <jh@suse.cz>
12230 * cgraphunit.c (cgraph_optimize): Output debug info when doing
12231 toplevel reorder too.
12233 2008-06-18 Jan Hubicka <jh@suse.cz>
12235 * c-opts.c (c_common_post_options): PCH is not compatible with
12237 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
12238 -fno-toplevel-reorder by default now.
12240 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12242 PR documentation/30739
12243 * doc/install.texi (Prerequisites): Document dependency on awk.
12245 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
12246 Ian Lance Taylor <iant@google.com>
12248 PR rtl-optimization/35604
12249 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
12250 only want to change jump destinations, not eventual label comparisons.
12252 2008-06-16 Jan Hubicka <jh@suse.cz>
12254 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
12256 (cgraph_analyze_function): Likewise.
12258 2008-06-16 Jan Hubicka <jh@suse.cz>
12260 * cgraph.h (cgraph_mark_if_needed): New function.
12261 * cgraphunit.c (cgraph_mark_if_needed): New function.
12262 * c-decl.c (duplicate_decl): Use it.
12264 2008-06-16 Jan Hubicka <jh@suse.cz>
12266 * cgraph.c (cgraph_add_new_function): When in expansion state, do
12269 2008-06-16 Jan Hubicka <jh@suse.cz>
12271 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
12273 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
12274 Kazu Hirata <kazu@codesourcery.com>
12275 Maxim Kuvyrkov <maxim@codesourcery.com
12277 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
12278 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
12279 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
12280 EXTRA_SPEC_FUNCTIONS.
12281 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
12282 (DRIVER_SELF_SPECS): Adjust.
12283 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
12284 * config/mips/st.h, config/mips/t-st: New.
12285 * config/mips/driver-native.c, config/mips/x-native: New.
12286 * doc/invoke.texi (MIPS): Document 'native' value for -march and
12289 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
12291 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
12293 (ISA_HAS_FP_CONDMOVE): New macro.
12294 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
12295 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
12296 (ISA_HAS_NMADD3_NMSUB3): New macro.
12297 * config/mips/mips.c (mips_rtx_costs): Update.
12298 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
12299 compiling for ST Loongson 2E/2F.
12300 (madd<mode>): Rename to madd4<mode>. Update.
12301 (madd3<mode>): New pattern.
12302 (msub<mode>): Rename to msub4<mode>. Update.
12303 (msub3<mode>): New pattern.
12304 (nmadd<mode>): Rename to nmadd4<mode>. Update.
12305 (nmadd3<mode>): New pattern.
12306 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
12307 (nmadd3<mode>_fastmath): New pattern.
12308 (nmsub<mode>): Rename to nmsub4<mode>. Update.
12309 (nmsub3<mode>): New pattern.
12310 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
12311 (nmsub3<mode>_fastmath): New pattern.
12312 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
12314 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
12316 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
12317 (DF_REF_INSN_INFO): New.
12318 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
12319 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
12320 with a NULL DF_REF_INSN_INFO.
12321 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
12323 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
12324 DF_INSN_INFO_EQ_USES): New.
12325 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
12326 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
12327 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
12328 * df-core.c: Update comment for above changes.
12329 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
12330 DF_INSN_UID_* macros.
12331 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
12332 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
12333 insn rtx. Update all callers.
12334 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
12335 df_ref_create_structure, df_insn_refs_collect): Likewise.
12336 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
12337 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
12338 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
12339 macros to access the insn refs.
12340 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
12341 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
12342 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
12343 for accessing the refs.
12344 (try_fwprop_subst): Likewise.
12345 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
12346 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
12347 for accessing the refs.
12348 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
12349 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
12350 to look at the insn refs.
12351 (record_uses): Likewise.
12352 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
12354 (mark_artificial_uses): Don't mark_insn for artificial refs.
12355 (mark_reg_rependencies): Likewise.
12357 * doc/rtl.texi: Remove documentation of ADDRESSOF.
12359 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12361 * configure: Regenerate.
12363 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
12365 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
12366 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12367 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12369 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
12371 * config/avr/avr.c (avr_mcu_t): Add attiny167.
12372 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12373 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12375 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
12377 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
12378 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12379 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12381 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
12383 * tree-ssa-sccvn.c: Fix format of comments.
12385 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
12387 * cgraph.c: Remove unneeded forward declarations of eq_node()
12390 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
12392 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
12394 (see_update_relevancy): Likewise.
12395 * fwprop.c (try_fwprop_subst): Likewise.
12396 * rtlanal.c (noop_move_p): Likewise.
12397 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
12398 notes to non-existing libcall blocks.
12399 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
12401 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
12402 (dead_libcall_p): Remove.
12403 (delete_trivially_dead_insns): Don't use it.
12404 * web.c (union_defs): Remove comment about keeping nops.
12405 * gcse.c (hash_scan_insn): Don't take libcall pointers.
12406 (compute_hash_table_work): Don't track libcall notes.
12407 (do_local_cprop): Don't take libcall pointers. Don't update
12409 (adjust_libcall_notes): Deleted.
12410 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
12411 ever have existed in the first place).
12412 (replace_store_insn): Don't try to remove libcall notes.
12413 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
12414 (resolve_reg_notes): Don't call them.
12415 (resolve_simple_move): Likewise.
12416 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
12417 Don't remove REG_RETVAL notes.
12418 * emit-rtl.c (try_split): Don't update libcall notes.
12419 (emit_copy_of_insn_after): Dito.
12420 * cselib.c (cselib_current_insn_in_libcall): Remove.
12421 (cselib_process_insn): Don't set/clear it.
12422 (new_elt_loc_list): Don't record it.
12423 (cselib_init): Don't initialize it.
12424 * cselib.c (struct elt_loc_list): Remove in_libcall field.
12425 * loop-invariant.c (find_invariant_insn): Don't look for libcall
12427 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
12428 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
12429 (init_deps): Don't initialize it.
12430 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
12431 * combine.c (delete_noop_moves): Don't update libcall notes.
12432 (can_combine_p): Remove now pointless #if 0 block.
12433 (try_combine): Remove another obsolete #if 0 block.
12434 (distribute_notes): Don't distribute libcall notes.
12435 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
12436 * dce.c (libcall_dead_p): Remove.
12437 (delete_unmarked_insns): Don't handle libcall blocks.
12438 (preserve_libcall_for_dce): Remove.
12439 (prescan_insns_for_dce): Don't special-case libcall block insns.
12440 * reload1 (reload): Don't handle libcall notes.
12441 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
12444 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
12446 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
12447 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12448 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12450 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
12452 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
12453 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12454 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12456 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12458 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
12460 2008-06-16 Ira Rosen <irar@il.ibm.com>
12462 PR tree-optimization/36493
12463 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
12464 the arguments list. Use VECTYPE to create vector pointer.
12465 (vectorizable_store): Fail if accesses through a pointer to vectype
12466 do not alias the original memory reference operands.
12467 Call vect_create_data_ref_ptr without the removed argument.
12468 (vectorizable_load): Likewise.
12469 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
12472 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
12475 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
12476 reg_equiv_constant.
12478 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
12480 * config/mips/loongson2ef.md: New file.
12481 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
12482 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
12483 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
12484 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
12485 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
12487 (loongson2ef.md): New include.
12488 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
12489 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
12490 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
12491 (loongson_gt_<mode>, loongson_extract_halfword)
12492 (loongson_insert_halfword_0, loongson_insert_halfword_2)
12493 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
12494 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
12495 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
12496 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
12497 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
12498 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
12499 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
12500 (vec_interleave_low<mode>): Define type attribute.
12501 * config/mips/mips.c (mips_ls2): New static variable.
12502 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
12503 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
12504 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
12505 Implement target scheduling hooks.
12506 (mips_multipass_dfa_lookahead): Update to handle tuning for
12508 (mips_sched_init): Initialize data for Loongson scheduling.
12509 (mips_ls2_variable_issue): New static function.
12510 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
12512 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
12513 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
12514 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
12515 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
12516 Handle ST Loongson 2E/2F cores.
12517 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
12519 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12521 * omp-low.c (extract_omp_for_data): Fix comment typo.
12524 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12526 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
12527 FIXME note about gcc/config.guess.
12528 * doc/options.texi (Option file format): Remove non-ASCII bytes.
12529 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
12530 * doc/cppopts.texi: Likewise.
12531 * doc/extend.texi: Likewise.
12532 * doc/gcc.texi: Likewise.
12533 * doc/gccint.texi: Likewise.
12534 * doc/gcov.texi: Likewise.
12535 * doc/gty.texi: Likewise.
12536 * doc/hostconfig.texi: Likewise.
12537 * doc/install.texi: Likewise.
12538 * doc/invoke.texi: Likewise.
12539 * doc/loop.texi: Likewise.
12540 * doc/makefile.texi: Likewise.
12541 * doc/md.texi: Likewise.
12542 * doc/passes.texi: Likewise.
12543 * doc/tm.texi: Likewise.
12544 * doc/tree-ssa.texi: Likewise.
12545 * doc/trouble.texi: Likewise.
12547 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
12548 Nathan Sidwell <nathan@codesourcery.com>
12549 Maxim Kuvyrkov <maxim@codesourcery.com>
12550 Richard Sandiford <rdsandiford@googlemail.com>
12552 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
12553 * config/mips/mips-protos.h (mips_expand_vector_init): New.
12554 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
12556 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
12557 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
12558 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
12560 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
12561 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
12562 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
12563 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
12564 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
12565 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
12566 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
12567 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
12568 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
12569 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
12570 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
12571 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
12572 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
12573 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
12574 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
12575 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
12576 (mips_builtins): Add Loongson builtins.
12577 (mips_loongson_2ef_bdesc): New.
12578 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
12579 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
12580 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
12581 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
12583 (mips_expand_vector_init): New.
12584 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
12585 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
12587 * config/mips/mips.md: Add unspec numbers for Loongson
12588 builtins. Include loongson.md.
12589 (MOVE64): Include Loongson vector modes.
12590 (SPLITF): Include Loongson vector modes.
12591 (HALFMODE): Handle Loongson vector modes.
12592 * config/mips/loongson.md: New.
12593 * config/mips/loongson.h: New.
12594 * config.gcc: Add loongson.h header for mips*-*-* targets.
12595 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
12597 2008-06-14 Joseph Myers <joseph@codesourcery.com>
12599 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
12600 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
12601 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
12602 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
12603 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
12604 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
12605 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
12606 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
12607 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
12608 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
12609 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
12610 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
12611 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
12612 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
12613 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
12614 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
12615 Remove use_fixproto=yes.
12616 (ia64*-*-hpux*): Remove comment about using fixproto.
12617 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
12619 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12621 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
12623 * configure: Regenerate.
12625 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
12627 PR middle-end/36520
12628 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
12629 before evaluating it.
12631 2008-06-13 Jakub Jelinek <jakub@redhat.com>
12634 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
12635 nested inline functions.
12636 (start_decl, start_function): Don't invert DECL_EXTERNAL
12637 for nested inline functions.
12639 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
12641 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
12642 splits that must be made for correctness.
12644 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
12646 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
12647 (AVAIL_NON_MIPS16): Likewise.
12648 (mips_builtin_description): Replace target_flags with a predicate.
12649 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
12650 (dspr2_32): New availability predicates.
12651 (MIPS_BUILTIN): New macro.
12652 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
12653 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
12654 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
12655 Replace the TARGET_FLAGS parameters with AVAIL parameters.
12656 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
12657 (mips_dsp_32only_bdesc): Merge into...
12658 (mips_builtins): ...this new array.
12659 (mips_bdesc_map, mips_bdesc_arrays): Delete.
12660 (mips_init_builtins): Update after above changes.
12661 (mips_expand_builtin_1): Merge into...
12662 (mips_expand_builtin): ...here and update after above changes.
12664 2008-06-12 Paul Brook <paul@codesourcery.com>
12666 * longlong.h (__arm__): Define count_leading_zeros.
12667 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
12668 (clzsi2, clzdi2): New functions.
12669 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
12670 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
12671 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
12672 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
12673 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
12674 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
12675 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
12676 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
12677 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
12678 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
12680 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
12682 * config/m68k/m68k.c (m68k_tune_flags): New.
12683 (override_options): Compute m68k_tune_flags.
12684 (MULL_COST, MULW_COST): Update for various variants of CFV2.
12685 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
12687 2008-06-12 Jakub Jelinek <jakub@redhat.com>
12689 PR middle-end/36506
12690 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
12692 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
12694 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
12695 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
12697 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
12699 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
12700 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
12702 2008-06-12 Jakub Jelinek <jakub@redhat.com>
12704 PR middle-end/36506
12705 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
12708 2008-06-12 Richard Guenther <rguenther@suse.de>
12710 PR tree-optimization/36345
12711 * tree-flow.h (struct ptr_info_def): Align escape_mask,
12712 add memory_tag_needed flag.
12713 (may_alias_p): Declare.
12714 * tree-ssa-alias.c (may_alias_p): Export.
12715 (set_initial_properties): Use memory_tag_needed flag.
12716 (update_reference_counts): Likewise.
12717 (reset_alias_info): Reset memory_tag_needed flag.
12718 (create_name_tags): Check memory_tag_needed flag.
12719 (dump_points_to_info_for): Dump it.
12720 * tree-ssa-structalias.c (struct variable_info): Remove
12721 directly_dereferenced flag.
12722 (new_var_info): Do not initialize it.
12723 (process_constraint_1): Do not set it.
12724 (update_alias_info): Set is_dereferenced flag.
12725 (set_uids_in_ptset): Use may_alias_p.
12726 (set_used_smts): Check memory_tag_needed flag.
12727 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
12728 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
12729 memory_tag_needed flag.
12730 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
12731 from broken design.
12733 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
12735 * config/i386/i386.c (ix86_compute_frame_layout): Disable
12736 red zone for w64 abi.
12737 (ix86_expand_prologue): Likewise.
12738 (ix86_force_to_memory): Likewise.
12739 (ix86_free_from_memory): Likewise.
12741 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
12744 * config/rs6000/rs6000.c (rs6000_override_options): Set
12745 rs6000_isel conditionally to the absence of comand line override.
12746 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
12747 Remove duplicate rs6000_isel setting.
12748 * config/rs6000/eabispe.h: Ditto.
12750 2008-06-11 Richard Guenther <rguenther@suse.de>
12752 * alias.c (get_alias_set): Use the element alias-set for arrays.
12753 (record_component_aliases): For arrays and vectors do nothing.
12754 * c-common.c (strict_aliasing_warning): Handle the cases
12755 of alias set zero explicitly.
12756 * Makefile.in (dfp.o-warn): Add -Wno-error.
12758 2008-06-11 Joseph Myers <joseph@codesourcery.com>
12760 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
12762 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
12763 tune_32 tune_64 to supported_defaults. Allow values not
12764 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
12765 x86_64. Do not override cpu_32 or cpu_64 values from target name.
12766 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
12767 with_cpu_64 to generic for 64-bit-supporting configurations, not
12768 with_cpu. Remove FIXMEs.
12769 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
12770 --with-arch-64, --with-tune-32, --with-tune-64): Document.
12771 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
12772 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
12773 arch_32 and arch_64.
12775 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
12776 Olivier Hainque <hainque@adacore.com>
12778 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
12779 Use DECL_SIZE_UNIT to retrieve the size of the field.
12781 2008-06-11 Joseph Myers <joseph@codesourcery.com>
12783 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
12784 with function calls after declarations. Lay out
12785 neon_float_type_node before further use.
12787 2008-06-11 Richard Guenther <rguenther@suse.de>
12789 * tree-flow.h (may_point_to_global_var): Declare.
12790 * tree-ssa-alias.c (may_point_to_global_var): New function.
12791 * tree-ssa-sink.c (is_hidden_global_store): Use it.
12793 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
12795 * configure.ac: Teach that fido supports .debug_line.
12796 * configure: Regenerate.
12798 2008-06-10 Tom Tromey <tromey@redhat.com>
12800 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
12803 2008-06-10 Joseph Myers <joseph@codesourcery.com>
12805 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
12806 (encode_decimal64, decode_decimal64, encode_decimal128,
12807 decode_decimal128): Reverse order of 32-bit parts of value if host
12808 and target endianness differ.
12810 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
12812 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
12813 Avoid division by 0.
12814 (tree_mod_pow2_value_transform): Likewise.
12815 (tree_ic_transform): Likewise.
12816 (tree_stringops_transform): Likewise.
12817 (tree_mod_subtract_transform): Likewise.
12818 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
12819 (copy_edges_for_bb): Likewise.
12820 (initialize_cfun): Likewise.
12822 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12824 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
12825 nonmemory_operand. Add "N" operand constraint.
12827 (*jcc_btdi_mask_rex64): New instruction and split pattern.
12828 (*jcc_btsi_mask): Ditto.
12829 (*jcc_btsi_mask_1): Ditto.
12831 2008-06-10 Joseph Myers <joseph@codesourcery.com>
12833 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
12834 TYPE_CANONICAL for copied element type.
12836 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12839 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
12840 Add m_CORE2 and m_GENERIC.
12841 * config/i386/predicates.md (bt_comparison_operator): New predicate.
12842 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
12844 (*jcc_btdi_rex64): New instruction and split pattern.
12845 (*jcc_btsi): Ditto.
12846 (*jcc_btsi_1): Ditto.
12847 (*btsq): Fix Intel asm dialect operand order.
12851 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
12853 PR middle-end/36447
12854 * simplify-rtx.c (simplify_subreg): Add check for shift count
12857 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
12859 * doc/md.texi: Synchronize with later constraints.md change.
12860 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
12861 with a C implementation.
12862 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
12864 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
12865 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
12866 when moving to and from MD_REGNUM.
12867 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
12868 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
12869 Handle byte and halfword moves.
12870 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
12872 * config/mips/constraints.md (h): Turn into NO_REGS.
12873 (l, x): Update documentation.
12874 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
12875 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
12876 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
12877 (HILO): New mode iterator.
12879 (any_div): New code iterator.
12880 (u): Extend code attribute to div and udiv.
12881 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
12882 d_operand in the splitters. Remove redundant CONST_INT checks.
12883 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
12884 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
12885 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
12886 accordingly, using normal moves instead of unspecs to move LO into
12887 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
12888 (<u>mulsidi3): Handle expansion in C code.
12889 (<u>mulsidi3_32bit_internal): Rename to...
12890 (<u>mulsidi3_32bit): ...this.
12891 (<u>mulsidi3_32bit_r4000): Fix insn separator.
12892 (*<u>mulsidi3_64bit): Rename to...
12893 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
12894 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
12895 to set LO and HI to the multiplication result. Use a normal move
12896 for MFLO and an unspec for MFHI.
12897 (*<u>mulsidi3_64bit_parts): Replace with...
12898 (<u>mulsidi3_64bit_hilo): ...this new instruction.
12899 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
12900 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
12901 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
12902 instead of HI. Split the instruction into a separate multiplication
12903 and MFHI if !TARGET_FIX_R4000.
12904 (<su>muldi3_highpart): Likewise.
12905 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
12906 and the "=h" clobber.
12907 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
12908 (<u>mulditi3): New expander.
12909 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
12910 (madsi): Remove "=h" clobber.
12911 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
12912 Force the modulus result to be a GPR and split the instruction into
12913 a division followed by an MFHI after reload.
12914 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
12915 (*lea_high64): Use d_operand in the define_peephole2. Likewise
12916 the MIPS16 HIGH define_split.
12917 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
12918 of acc<->gpr moves to "multi".
12919 (*movdi_64bit): Replace the single "x" alternative with
12920 alternatives for moving into and out of "a".
12921 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
12922 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
12923 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
12924 Use d_operand in the splitters. Remove redundant CONST_INT checks.
12925 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
12926 (movti): New expander.
12927 (*movti, *movti_mips16): New insns.
12928 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
12929 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
12930 (mthi<GPR:mode>_<HILO:mode>): Likewise.
12931 * config/mips/predicates.md (fpr_operand): Delete.
12932 (d_operand): New predicate.
12934 2008-06-09 Michael Meissner <michael.meissner@amd.com>
12936 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
12937 failure on some Bourne shells.
12938 (x86_64-*-*): Ditto.
12940 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
12942 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
12944 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
12946 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
12947 (sparc-sun-solaris2*): Likewise.
12949 2008-06-09 Arnaud Charlet <charlet@adacore.com
12951 * doc/install.texi: Update requirements to build the Ada compiler.
12953 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
12955 * df-scan.c (struct df_scan_problem_data): Remove the
12956 mw_link_pool alloc pool.
12957 (df_scan_free_internal): Don't free it.
12958 (df_scan_alloc): Don't allocate it.
12959 * df.h (struct df_link): Update comment.
12961 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
12963 * except.h: Correct checks for when SJLJ exceptions must be used.
12965 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12967 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
12970 2008-06-08 Joseph Myers <joseph@codesourcery.com>
12972 PR tree-optimization/36218
12973 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
12974 configure for the build system.
12975 (BUILD_LDFLAGS): Define.
12976 * configure: Regenerate.
12977 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
12979 2008-07-08 Anatoly Sokolov <aesok@post.ru>
12982 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
12983 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
12984 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
12986 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
12988 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
12990 2008-06-07 Joseph Myers <joseph@codesourcery.com>
12992 * config.gcc (Obsolete configurations): Remove list of
12994 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
12995 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
12996 targets matched by those patterns.
12997 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
12998 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
12999 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
13000 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
13001 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
13002 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
13003 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
13004 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
13005 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
13006 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
13007 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
13008 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
13009 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
13010 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
13011 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
13012 Make code for Solaris 7 and greater unconditional for Solaris.
13013 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
13014 Remove --with-* handling.
13015 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
13016 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
13017 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
13018 LINK_OS_WINDISS_SPEC): Remove.
13019 * config/rs6000/sysv4.opt (mwindiss): Remove.
13020 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
13021 * configure: Regenerate.
13022 * doc/cpp.texi: Don't mention BeOS.
13023 * doc/extend.texi (interrupt): Don't mention MS1.
13024 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
13025 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
13026 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
13027 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
13028 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
13030 * doc/invoke.texi (MT Options): Remove.
13031 (-mwindiss): Remove.
13032 (CRIS Options): Remove cris-axis-aout references.
13033 (HPPA Options): Don't mention hppa1.1-*-pro.
13034 * doc/md.texi: (MorphoTech family): Remove.
13035 * libgcc2.c: Don't handle UWIN.
13036 * config/alpha/t-unicosmk: Remove.
13037 * config/alpha/unicosmk.h: Remove.
13038 * config/arm/kaos-arm.h: Remove.
13039 * config/arm/kaos-strongarm.h: Remove.
13040 * config/arm/strongarm-coff.h: Remove.
13041 * config/arm/strongarm-elf.h: Remove.
13042 * config/arm/strongarm-pe.h: Remove.
13043 * config/arm/t-strongarm-pe: Remove.
13044 * config/arm/t-xscale-coff: Remove.
13045 * config/arm/t-xscale-elf: Remove.
13046 * config/arm/xscale-coff.h: Remove.
13047 * config/arm/xscale-elf.h: Remove.
13048 * config/chorus.h: Remove.
13049 * config/cris/aout.h: Remove.
13050 * config/cris/aout.opt: Remove.
13051 * config/cris/t-aout: Remove.
13052 * config/i386/beos-elf.h: Remove.
13053 * config/i386/kaos-i386.h: Remove.
13054 * config/i386/ptx4-i.h: Remove.
13055 * config/i386/sco5.h: Remove.
13056 * config/i386/sco5.opt: Remove.
13057 * config/i386/sysv4-cpp.h: Remove.
13058 * config/i386/sysv5.h: Remove.
13059 * config/i386/t-beos: Remove.
13060 * config/i386/t-sco5: Remove.
13061 * config/i386/t-uwin: Remove.
13062 * config/i386/uwin.asm: Remove.
13063 * config/i386/uwin.h: Remove.
13064 * config/kaos.h: Remove.
13065 * config/mips/windiss.h: Remove.
13066 * config/mt: Remove directory.
13067 * config/pa/pa-osf.h: Remove.
13068 * config/pa/pa-pro-end.h: Remove.
13069 * config/pa/t-pro: Remove.
13070 * config/ptx4.h: Remove.
13071 * config/rs6000/beos.h: Remove.
13072 * config/rs6000/kaos-ppc.h: Remove.
13073 * config/rs6000/t-beos: Remove.
13074 * config/rs6000/windiss.h: Remove.
13075 * config/sh/kaos-sh.h: Remove.
13076 * config/sol2-6.h: Remove.
13077 * config/sparc/sol26-sld.h: Remove.
13078 * config/sparc/sysv4-only.h: Remove.
13079 * config/vax/bsd.h: Remove.
13080 * config/vax/t-memfuncs: Remove.
13081 * config/vax/ultrix.h: Remove.
13082 * config/vax/vaxv.h: Remove.
13083 * config/windiss.h: Remove.
13085 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
13087 PR rtl-optimization/36438
13088 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
13089 for vector shifts with constant scalar shift operands.
13091 2008-06-06 Sandip Matte <sandip@rmicorp.com>
13093 * doc/invoke.texi: Document -march=xlr.
13094 * config/mips/xlr.md: New file.
13095 * config/mips/mips.md: Include it.
13097 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
13098 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
13099 (mips_rtx_cost_data): Likewise.
13101 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
13103 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
13104 PRE_INC and PRE_DEC cases.
13106 2008-06-06 Jakub Jelinek <jakub@redhat.com>
13108 PR rtl-optimization/36419
13109 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
13110 the emitting jump insn.
13113 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
13114 is not bool, boolify the whole *expr_p and convert to the desired type.
13116 2008-06-06 Jakub Jelinek <jakub@redhat.com>
13118 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
13119 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
13120 Add omp_private_outer_ref hook, add another argument to
13121 omp_clause_default_ctor hook.
13122 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
13123 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
13124 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
13125 hook_tree_tree_tree_tree_null.
13126 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
13127 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
13128 * hooks.c (hook_tree_tree_tree_tree_null): New function.
13129 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
13130 * tree.def (OMP_TASK): New tree code.
13131 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
13132 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
13133 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
13134 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
13135 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
13136 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
13137 OMP_CLAUSE_COLLAPSE_EXPR): Define.
13138 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
13139 (OMP_DIRECTIVE_P): Add OMP_TASK.
13140 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
13141 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
13142 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
13143 and OMP_CLAUSE_UNTIED entries.
13144 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
13146 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
13147 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
13148 * tree-pretty-print.c (dump_omp_clause): Handle
13149 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
13150 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
13151 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
13152 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
13153 warning about unsigned iterators. Change decl/init/cond/incr
13154 arguments to TREE_VECs, check arguments for all collapsed loops.
13155 (c_finish_omp_taskwait): New function.
13156 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
13158 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
13159 default_function_array_conversion on init. Add par_clauses argument.
13160 If decl is present in parallel's lastprivate clause, change it to
13161 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
13162 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
13163 collapse count in clauses.
13164 (c_parser_omp_for, c_parser_omp_parallel): Adjust
13165 c_parser_omp_for_loop callers.
13166 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
13167 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
13168 (c_parser_omp_clause_name): Handle collapse and untied clauses.
13169 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
13171 (c_parser_omp_clause_schedule): Handle schedule(auto).
13172 Include correct location in the error message.
13173 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
13174 and PRAGMA_OMP_CLAUSE_UNTIED.
13175 (OMP_TASK_CLAUSE_MASK): Define.
13176 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
13177 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
13178 * tree-nested.c (convert_nonlocal_omp_clauses,
13179 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
13180 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
13181 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
13182 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
13184 (conver_nonlocal_reference, convert_local_reference,
13185 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
13186 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
13187 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
13188 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
13189 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
13190 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
13191 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
13192 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
13193 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
13195 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
13196 * c-common.h (c_finish_omp_taskwait): New prototype.
13197 * gimple-low.c (lower_stmt): Handle OMP_TASK.
13198 * tree-parloops.c (create_parallel_loop): Create 1 entry
13199 vectors for OMP_FOR_{INIT,COND,INCR}.
13200 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
13201 (make_edges): Handle OMP_TASK.
13202 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
13203 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
13204 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
13205 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
13206 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
13207 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
13208 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
13209 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
13210 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
13211 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
13212 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
13213 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
13214 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
13215 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
13216 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
13217 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
13218 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
13219 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
13220 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
13221 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
13222 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
13223 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
13224 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
13225 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
13226 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
13227 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
13228 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
13229 original iterator is present in lastprivate clause or if
13230 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
13231 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
13232 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
13233 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
13234 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
13235 if it is set, lookup var in outer contexts too. Handle
13236 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
13237 to be implicitly determined firstprivate for task regions.
13238 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
13239 if it is set, lookup var in outer contexts too. Set
13240 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
13241 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
13242 OMP_CLAUSE_UNTIED. Take region_type as last argument
13243 instead of in_parallel and in_combined_parallel.
13244 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
13246 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
13247 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
13248 (new_omp_context): Set default_kind to
13249 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
13250 (omp_region_type): New enum.
13251 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
13252 fields, add region_type.
13253 (new_omp_context): Take region_type as argument instead of is_parallel
13254 and is_combined_parallel.
13255 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
13256 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
13257 ctx->is_combined_parallel checks.
13258 (gimplify_omp_task): New function.
13259 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
13261 * omp-low.c (extract_omp_for_data): Use schedule(static)
13262 for schedule(auto). Handle pointer and unsigned iterators.
13263 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
13264 Add loops argument. Extract data for collapsed OMP_FOR loops.
13265 (expand_parallel_call): Assert sched_kind isn't auto,
13266 map runtime schedule to index 3.
13267 (struct omp_for_data_loop): New type.
13268 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
13269 Add loop, loops, collapse and iter_type fields.
13270 (workshare_safe_to_combine_p): Disallow combined for if
13271 iter_type is unsigned long long. Don't combine collapse > 1 loops
13272 unless all bounds and steps are constant. Adjust extract_omp_for_data
13274 (expand_omp_for_generic): Handle pointer, unsigned and long long
13275 iterators. Handle collapsed OMP_FOR loops. Adjust
13276 for struct omp_for_data changes. If libgomp function doesn't return
13277 boolean_type_node, add comparison of the return value with 0.
13278 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
13279 pointer, unsigned and long long iterators. Adjust for struct
13280 omp_for_data changes.
13281 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
13282 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
13283 unsigned long long. Allocate loops array, pass it to
13284 extract_omp_for_data. For collapse > 1 loops use always
13285 expand_omp_for_generic.
13286 (omp_context): Add sfield_map and srecord_type fields.
13287 (is_task_ctx, lookup_sfield): New functions.
13288 (use_pointer_for_field): Use is_task_ctx helper. Change first
13289 argument's type from const_tree to tree. Clarify comment.
13290 In OMP_TASK disallow copy-in/out sharing.
13291 (build_sender_ref): Call lookup_sfield instead of lookup_field.
13292 (install_var_field): Add mask argument. Populate both record_type
13293 and srecord_type if needed.
13294 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
13296 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
13297 and DECL_FIELD_OFFSET.
13298 (scan_sharing_clauses): Adjust install_var_field callers. For
13299 firstprivate clauses on explicit tasks allocate the var by value in
13300 record_type unconditionally, rather than by reference.
13301 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
13302 Use is_taskreg_ctx instead of is_parallel_ctx.
13303 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
13304 (create_omp_child_function_name): Add task_copy argument, use
13305 *_omp_cpyfn* names if it is true.
13306 (create_omp_child_function): Add task_copy argument, if true create
13307 *_omp_cpyfn* helper function.
13308 (scan_omp_parallel): Adjust create_omp_child_function callers.
13309 Rename parallel_nesting_level to taskreg_nesting_level.
13310 (scan_omp_task): New function.
13311 (lower_rec_input_clauses): Don't run constructors for firstprivate
13312 explicit task vars which are initialized by *_omp_cpyfn*.
13313 Pass outer var ref to omp_clause_default_ctor hook if
13314 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
13315 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
13316 OMP_CLAUSE_REDUCTION_INIT.
13317 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
13318 avoid duplicate setting of fields. Handle
13319 OMP_CLAUSE_PRIVATE_OUTER_REF.
13320 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
13321 copy-out if TREE_READONLY, only copy-in.
13322 (expand_task_copyfn): New function.
13323 (expand_task_call): New function.
13324 (struct omp_taskcopy_context): New type.
13325 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
13327 (lower_omp_parallel): Rename to...
13328 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
13329 Call create_task_copyfn if srecord_type is needed. Adjust
13331 (task_shared_vars): New variable.
13332 (check_omp_nesting_restrictions): Warn if work-sharing,
13333 barrier, master or ordered region is closely nested inside OMP_TASK.
13334 Add warnings for barrier if closely nested inside of work-sharing,
13335 ordered, or master region.
13336 (scan_omp_1): Call check_omp_nesting_restrictions even for
13337 GOMP_barrier calls. Rename parallel_nesting_level to
13338 taskreg_nesting_level. Handle OMP_TASK.
13339 (lower_lastprivate_clauses): Even if some lastprivate is found on a
13340 work-sharing construct, continue looking for them on parent parallel
13342 (lower_omp_for_lastprivate): Add lastprivate clauses
13343 to the beginning of dlist rather than end. Adjust for struct
13344 omp_for_data changes.
13345 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
13346 not after it. Handle collapsed OMP_FOR loops, adjust for
13347 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
13348 (get_ws_args_for): Adjust extract_omp_for_data caller.
13349 (scan_omp_for): Handle collapsed OMP_FOR
13350 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
13351 (lower_omp_single_simple): If libgomp function doesn't return
13352 boolean_type_node, add comparison of the return value with 0.
13353 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
13354 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
13355 (parallel_nesting_level): Rename to...
13356 (taskreg_nesting_level): ... this.
13357 (is_taskreg_ctx): New function.
13358 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
13359 of is_parallel_ctx.
13360 (execute_lower_omp): Rename parallel_nesting_level to
13361 taskreg_nesting_level.
13362 (expand_omp_parallel): Rename to...
13363 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
13364 Call omp_task_call for OMP_TASK regions.
13365 (expand_omp): Adjust caller, handle OMP_TASK.
13366 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
13368 * bitmap.c (bitmap_default_obstack_depth): New variable.
13369 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
13370 if argument is NULL and bitmap_default_obstack is already initialized.
13371 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
13373 * matrix-reorg.c (matrix_reorg): Likewise.
13375 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
13377 * config/i386/i386.md (*indirect_jump): Macroize using P
13378 mode iterator. Remove !TARGET_64BIT from insn constraints.
13379 (*tablejump_1): Ditto.
13380 (*indirect_jump_rex64): Remove insn pattern.
13381 (*tablejump_1_rex64): Ditto.
13382 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
13383 and eh_return_si insn patterns.
13385 2008-06-06 Richard Guenther <rguenther@suse.de>
13387 * tree-ssa-structalias.c (merge_smts_into): Remove.
13388 (find_what_p_points_to): Do not bother to compute the
13389 points-to set for pt_anything pointers.
13390 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
13391 for pt_anything pointers is ok.
13393 2008-06-06 Jan Hubicka <jh@suse.cz>
13395 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
13397 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13399 * cgraph.c: Fix typos in comments.
13400 (cgraph_availability_names): Fix string typo.
13401 * fold-const.c: Fix typos in comments.
13402 (fold_binary): Fix typo in warning.
13403 * genautomata.c: Fix typos in comments.
13404 (check_presence_pattern_sets): Fix typo in local variable.
13405 (output_description): Fix typo in output.
13406 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
13407 * hwint.h: Likewise.
13408 * matrix-reorg.c (check_allocation_function): Likewise.
13409 * omega.c (smooth_weird_equations): Likewise.
13410 * auto-inc-dec.c: Fix typos in comments.
13411 * bb-reorder.c: Likewise.
13412 * builtins.c: Likewise.
13413 * c-common.c: Likewise.
13414 * c-cppbuiltin.c: Likewise.
13415 * c-parser.c: Likewise.
13416 * c-pretty-print.c: Likewise.
13417 * cfgcleanup.c: Likewise.
13418 * cfgexpand.c: Likewise.
13419 * cfghooks.c: Likewise.
13420 * cfglayout.c: Likewise.
13421 * cfgloopmanip.c: Likewise.
13422 * cgraphunit.c: Likewise.
13423 * coverage.c: Likewise.
13424 * dbxout.c: Likewise.
13425 * df-byte-scan.c: Likewise.
13426 * df-core.c: Likewise.
13427 * df-problems.c: Likewise.
13428 * df-scan.c: Likewise.
13430 * dominance.c: Likewise.
13431 * domwalk.c: Likewise.
13433 * dwarf2out.c: Likewise.
13434 * emit-rtl.c: Likewise.
13435 * et-forest.c: Likewise.
13436 * function.c: Likewise.
13437 * function.h: Likewise.
13439 * gcov-io.c: Likewise.
13440 * gcov.c: Likewise.
13441 * gcse.c: Likewise.
13442 * genattrtab.c: Likewise.
13443 * ggc-page.c: Likewise.
13444 * gimplify.c: Likewise.
13445 * gthr-lynx.h: Likewise.
13446 * haifa-sched.c: Likewise.
13447 * ipa-cp.c: Likewise.
13448 * ipa-inline.c: Likewise.
13449 * ipa-prop.h: Likewise.
13450 * ipa-pure-const.c: Likewise.
13451 * ipa-struct-reorg.c: Likewise.
13452 * ipa-struct-reorg.h: Likewise.
13453 * ipa-type-escape.c: Likewise.
13455 * loop-doloop.c: Likewise.
13456 * mips-tfile.c: Likewise.
13457 * mkmap-flat.awk: Likewise.
13458 * mkmap-symver.awk: Likewise.
13459 * modulo-sched.c: Likewise.
13460 * omp-low.c: Likewise.
13461 * optabs.c: Likewise.
13462 * optabs.h: Likewise.
13463 * opts.c: Likewise.
13464 * passes.c: Likewise.
13465 * postreload-gcse.c: Likewise.
13466 * postreload.c: Likewise.
13467 * predict.c: Likewise.
13468 * pretty-print.h: Likewise.
13469 * profile.c: Likewise.
13470 * protoize.c: Likewise.
13471 * ra-conflict.c: Likewise.
13472 * real.c: Likewise.
13473 * recog.c: Likewise.
13474 * regclass.c: Likewise.
13475 * regs.h: Likewise.
13476 * reload.c: Likewise.
13477 * rtl-error.c: Likewise.
13478 * rtlanal.c: Likewise.
13479 * scan.h: Likewise.
13480 * sched-rgn.c: Likewise.
13482 * stmt.c: Likewise.
13483 * target.h: Likewise.
13484 * tree-dfa.c: Likewise.
13485 * tree-eh.c: Likewise.
13486 * tree-flow-inline.h: Likewise.
13487 * tree-inline.c: Likewise.
13488 * tree-into-ssa.c: Likewise.
13489 * tree-loop-distribution.c: Likewise.
13490 * tree-nested.c: Likewise.
13491 * tree-parloops.c: Likewise.
13492 * tree-pass.h: Likewise.
13493 * tree-pretty-print.c: Likewise.
13494 * tree-profile.c: Likewise.
13495 * tree-scalar-evolution.c: Likewise.
13496 * tree-sra.c: Likewise.
13497 * tree-ssa-alias-warnings.c: Likewise.
13498 * tree-ssa-ccp.c: Likewise.
13499 * tree-ssa-coalesce.c: Likewise.
13500 * tree-ssa-dom.c: Likewise.
13501 * tree-ssa-dse.c: Likewise.
13502 * tree-ssa-forwprop.c: Likewise.
13503 * tree-ssa-live.c: Likewise.
13504 * tree-ssa-live.h: Likewise.
13505 * tree-ssa-loop-im.c: Likewise.
13506 * tree-ssa-loop-ivopts.c: Likewise.
13507 * tree-ssa-loop-niter.c: Likewise.
13508 * tree-ssa-loop-prefetch.c: Likewise.
13509 * tree-ssa-phiopt.c: Likewise.
13510 * tree-ssa-phiprop.c: Likewise.
13511 * tree-ssa-sccvn.c: Likewise.
13512 * tree-ssa-ter.c: Likewise.
13513 * tree-ssa-threadupdate.c: Likewise.
13514 * tree-ssa.c: Likewise.
13515 * tree-vect-analyze.c: Likewise.
13516 * tree-vect-transform.c: Likewise.
13517 * tree-vectorizer.c: Likewise.
13518 * tree-vn.c: Likewise.
13519 * tree-vrp.c: Likewise.
13520 * tree.c: Likewise.
13521 * tree.def: Likewise.
13522 * tree.h: Likewise.
13523 * unwind-dw2-fde.c: Likewise.
13524 * unwind.inc: Likewise.
13525 * value-prof.c: Likewise.
13526 * vmsdbgout.c: Likewise.
13528 2008-06-05 David Edelsohn <edelsohn@gnu.org>
13530 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
13531 always place FP constants in the TOC for TARGET_POWERPC64.
13532 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
13534 2008-06-05 Joseph Myers <joseph@codesourcery.com>
13536 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
13537 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
13538 enable for TARGET_E500_DOUBLE.
13539 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
13540 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
13541 floating-point modes like integer modes for E500 double.
13542 (rs6000_legitimate_offset_address_p): Likewise.
13543 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
13544 addressing for DDmode for E500 double.
13545 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
13546 modes as using 64-bits of registers for E500 double.
13547 (spe_build_register_parallel): Do not handle DDmode or TDmode.
13548 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
13549 specially for E500 double.
13550 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
13551 TDmode for E500 double.
13552 (rs6000_gimplify_va_arg): Only handle SDmode in registers
13553 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
13554 (rs6000_split_multireg_move): Do not handle TDmode specially for
13556 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
13557 using 64-bit registers for E500 double.
13558 (emit_frame_save): Do not handle DDmode specially for E500 double.
13559 (gen_frame_mem_offset): Likewise.
13560 (rs6000_function_value): Do not call spe_build_register_parallel
13561 for DDmode or TDmode.
13562 (rs6000_libcall_value): Likewise.
13563 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
13564 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
13567 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
13569 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
13572 2008-06-04 Junjie Gu <jgu@tensilica.com>
13574 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
13575 comparison for frame pointers.
13577 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
13580 * config/avr/avr.h (PUSH_ROUNDING): Remove.
13582 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
13585 * builtins.c (expand_builtin_signbit): Don't take lowpart when
13586 register is already smaller or equal to required mode.
13588 2008-06-04 Xinliang David Li <davidxl@google.com>
13590 * tree-call-cdce.c: New file.
13591 (cond_dead_built_in_calls): New static variable.
13592 (input_domain): New struct.
13593 (check_pow): New function.
13594 (check_builtin_call): Ditto.
13595 (check_target_format): Ditto.
13596 (is_call_dce_candidate): Ditto.
13597 (gen_one_condition): Ditto.
13598 (gen_conditions_for_domain): Ditto.
13599 (get_domain): Ditto.
13600 (gen_conditions_for_pow_cst_base): Ditto.
13601 (gen_conditions_for_pow_int_base): Ditto.
13602 (gen_conditions_for_pow): Ditto.
13603 (get_no_error_domain): Ditto.
13604 (gen_shrink_wrap_conditions): Ditto.
13605 (shrink_wrap_one_built_in_call): Ditto.
13606 (shink_wrap_conditional_dead_built_in_calls): Ditto.
13607 (tree_call_cdce): Ditto.
13608 (gate_call_cdce): Ditto.
13609 (pass_call_cdce): New gimple pass.
13610 * passes.c: (init_optimization_passes): New pass.
13611 * tree-pass.h: New pass declaration.
13612 * opts.c (decode_options): New flag setting.
13613 * common.opt: Add -ftree-builtin-call-dce flag.
13614 * Makefile.in: Add new source file.
13615 * tempvar.def: New tv_id.
13616 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
13618 2008-06-04 Richard Guenther <rguenther@suse.de>
13620 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
13621 (is_call_clobbered): Always check var_ann->call_clobbered.
13622 (mark_call_clobbered): Always set var_ann->call_clobbered.
13623 (clear_call_clobbered): Always clear var_ann->call_clobbered.
13624 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
13625 (reset_alias_info): Clear call clobbering info on MTAGs and
13627 (set_pt_anything): Set pt_global_mem.
13628 (create_tag_raw): Adjust comment.
13629 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
13631 2008-06-04 Joseph Myers <joseph@codesourcery.com>
13632 Maxim Kuvyrkov <maxim@codesourcery.com>
13634 * config/m68k/m68k.opt (mxgot): New option.
13635 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
13636 (m68k_output_addr_const_extra): New.
13637 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
13638 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
13639 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
13640 * doc/invoke.texi (M680x0 Options): Document -mxgot.
13642 2008-06-04 Richard Guenther <rguenther@suse.de>
13644 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
13645 negative or non-representable offsets.
13647 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
13649 * config/i386/i386.c (ix86_gen_leave): New.
13650 (ix86_gen_pop1): Likewise.
13651 (ix86_gen_add3): Likewise.
13652 (ix86_gen_sub3): Likewise.
13653 (ix86_gen_sub3_carry): Likewise.
13654 (ix86_gen_one_cmpl2): Likewise.
13655 (ix86_gen_monitor): Likewise.
13656 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
13657 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
13658 ix86_gen_one_cmpl2 and ix86_gen_monitor.
13659 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
13660 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
13661 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
13662 (ix86_expand_epilogue): Updated.
13663 (print_operand): Handle integer register operand for 'z'.
13664 (ix86_expand_strlensi_unroll_1): Likewise.
13665 (ix86_expand_strlen): Likewise.
13666 (ix86_expand_builtin): Likewise.
13667 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
13668 mov{q}/mov{l} and add{q}/add{l}.
13670 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13672 * config/i386/i386.md (P): New mode iterator.
13673 (SFmode push_operand splitter): Macroize DImode and SImode pushes
13674 using P mode iterator.
13675 (DFmode push_operand splitter): Ditto.
13676 (XFmode push_operand splitter): Ditto.
13677 (DFmode float_extend SFmode push_operand splitter): Ditto.
13678 (XFmode float_extend SFmode push_operand splitter): Do not generate
13679 SImode pushes for 64bit target. Macroize Dimode and SImode
13680 pushes using P mode iterator.
13681 (XFmode float_extend DFmode push_operand splitter): Ditto.
13683 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13685 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
13686 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
13687 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
13688 return type to int.
13689 (ix86_call_abi_override): Remove check for call_used_regs.
13691 2008-06-03 Richard Guenther <rguenther@suse.de>
13693 * tree-ssa-structalias.c (find_func_aliases): Add constraints
13694 for the lhs of calls if the return type contains pointers.
13696 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13698 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
13699 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
13700 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
13701 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
13702 of cfun and DEFAULT_ABI to deceide abi mode.
13703 (DEFAULT_ABI): New.
13704 (REG_PARM_STACK_SPACE): Removed.
13705 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
13706 (STACK_BOUNDARY): Use default target to deceide stack boundary.
13707 * config/i386/i386-protos.h (ix86_cfun_abi): New.
13708 (ix86_function_abi): Likewise.
13709 (ix86_function_type_abi): Likewise.
13710 (ix86_call_abi_override): Likewise.
13711 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
13712 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
13713 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
13714 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
13716 (X86_64_REGPARM_MAX): New.
13717 (X86_64_SSE_REGPARM_MAX): New.
13718 (X64_REGPARM_MAX): New.
13719 (X64_SSE_REGPARM_MAX): New.
13720 (X86_32_REGPARM_MAX): New.
13721 (X86_32_SSE_REGPARM_MAX): New.
13722 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
13723 (ix86_function_regparm): Handle user calling abi.
13724 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
13725 by DEFAULT_ABI versus SYSV_ABI check.
13726 (ix86_reg_parm_stack_space): New.
13727 (ix86_function_type_abi): New.
13728 (ix86_call_abi_override): New.
13729 (ix86_function_abi): New.
13730 (ix86_cfun_abi): New.
13731 (init_cumulative_args): Call abi specific initialization.
13732 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
13733 (function_arg_64): Extend SSE_REGPARM_MAX check.
13734 (function_arg (): Remove TARGET_64BIT_MS_ABI.
13735 (ix86_pass_by_reference): Likewise.
13736 (ix86_function_value_regno_p): Likewise.
13737 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
13738 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
13739 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
13740 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
13741 (setup_incoming_varargs_64): Adjust regparm for call abi.
13742 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
13743 (ix86_va_start): Likewise.
13744 (ix86_gimplify_va_arg): Likewise.
13745 (ix86_expand_prologue): Likewise.
13746 (output_pic_addr_const): Likewise.
13747 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
13748 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
13749 (x86_output_mi_thunk): Likewise.
13750 (x86_function_profiler): Likewise.
13751 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
13752 (SYSV_ABI, MS_ABI): New constants.
13753 (DEFAULT_ABI): New.
13754 (init_regs): Add prototype of function in regclass.c file.
13755 (OVERRIDE_ABI_FORMAT): New.
13756 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
13757 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
13758 (OUTGOING_REG_PARM_STACK_SPACE): New.
13759 (ix86_reg_parm_stack_space): New prototype.
13760 (CUMULATIVE_ARGS): Add call_abi member.
13761 (machine_function): Add call_abi member.
13762 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
13763 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
13765 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
13768 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
13769 (avr_builtin_setjmp_frame_value): New function.
13770 * config/avr/avr.md (nonlocal_goto_receiver): Define.
13771 (nonlocal_goto): Define.
13773 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
13775 * config/mips/mips.c (mips_emit_loadgp): Return early if
13776 there is nothing do to, otherwise emit a blockage if
13777 !TARGET_EXPLICIT_RELOCS || crtl->profile.
13778 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
13780 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13782 * configure.ac: Drop unneeded backslash ending up in config.in.
13783 * acinclude.m4: Likewise.
13784 * config.in: Regenerate.
13786 2008-05-26 Jan Hubicka <jh@suse.cz>
13788 * predict.c (maybe_hot_frequency_p): Break out of...
13789 (maybe_hot_bb_p): ... here.
13790 (maybe_hot_edge_p): New.
13791 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
13792 * basic-block.h (maybe_hot_edge_p): Declare.
13794 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13796 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
13797 (*cmpfp_<mode>_cc): Ditto.
13798 (*fp_jcc_8<mode>_387): Ditto.
13799 (*fop_<MODEF:mode>_2_i387): Ditto.
13800 (*fop_<MODEF:mode>_3_i387): Ditto.
13801 (*fop_xf_2_i387): Ditto.
13802 (*fop_xf_3_i387): Ditto.
13804 2008-06-02 Tomas Bily <tbily@suse.cz>
13806 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
13808 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13810 * config/mips/mips.c (mips_valid_offset_p): New function.
13811 (mips_valid_lo_sum_p): Likewise.
13812 (mips_classify_address): Use them.
13813 (mips_force_address): New function.
13814 (mips_legitimize_address): Use it.
13815 * config/mips/mips.md (MOVE128): New mode iterator.
13816 (movtf): Require TARGET_64BIT. Remove empty strings.
13817 (*movtf_internal): Rename to...
13818 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
13819 of "R" and use {,fp}{load,store} attributes instead of "multi".
13820 Use a separate define_split.
13821 (*movtf_mips16): New pattern.
13823 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13825 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
13826 * config/mips/mips.c (mips_expand_before_return): New function.
13827 (mips_expand_epilogue): Call it.
13828 * config/mips/mips.md (return): Turn into a define_expand.
13829 (*return): New insn.
13831 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13833 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
13834 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
13835 functions. Do not emit uses and clobbers of CONCATs; individually
13836 use and clobber their operands.
13837 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
13838 gen_clobber, emit_use and gen_use.
13839 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
13840 (expand_builtin_return): Likewise.
13841 * cfgbuild.c (count_basic_blocks): Likewise.
13842 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
13843 * explow.c (emit_stack_restore): Likewise.
13844 * expmed.c (extract_bit_field_1): Likewise.
13845 * expr.c (convert_move, emit_move_complex_parts): Likewise.
13846 (emit_move_multi_word, store_constructor): Likewise.
13847 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
13848 (thread_prologue_and_epilogue_insns): Likewise.
13849 * lower-subreg.c (resolve_simple_move): Likewise.
13850 * optabs.c (widen_operand, expand_binop): Likewise.
13851 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
13852 * reload.c (find_reloads): Likewise.
13853 * reload1.c (eliminate_regs_in_insn): Likewise.
13854 * stmt.c (expand_nl_goto_receiver): Likewise.
13855 * config/alpha/alpha.md (builtin_longjmp): Likewise.
13856 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
13857 * config/arm/arm.c (arm_load_pic_register): Likewise.
13858 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
13859 * config/arm/arm.md (untyped_return): Likewise.
13860 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
13861 * config/avr/avr.c (expand_prologue): Likewise.
13862 * config/bfin/bfin.c (do_unlink): Likewise.
13863 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
13864 * config/cris/cris.c (cris_expand_prologue): Likewise.
13865 * config/darwin.c (machopic_indirect_data_reference): Likewise.
13866 (machopic_legitimize_pic_address): Likewise.
13867 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
13868 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
13869 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
13870 (ix86_expand_convert_uns_didf_sse): Likewise.
13871 (ix86_expand_vector_init_general): Likewise.
13872 * config/ia64/ia64.md (eh_epilogue): Likewise.
13873 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
13874 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
13875 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
13876 (config/iq2000/iq2000.c): Likewise.
13877 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
13878 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
13879 (builtin_longjmp): Likewise.
13880 * config/mn10300/mn10300.md (call, call_value): Likewise.
13881 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
13882 * config/pdp11/pdp11.md (abshi2): Likewise.
13883 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
13884 * config/s390/s390.c (s390_emit_prologue): Likewise.
13885 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
13886 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
13887 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
13888 * config/sh/sh.c (prepare_move_operands): Likewise.
13889 (output_stack_adjust, sh_expand_epilogue): Likewise.
13890 (sh_set_return_address, sh_expand_t_scc): Likewise.
13891 * config/sparc/sparc.c (load_pic_register): Likewise.
13892 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
13893 * config/spu/spu.c (spu_expand_epilogue): Likewise.
13894 * config/v850/v850.c (expand_epilogue): Likewise.
13896 2008-05-31 Anatoly Sokolov <aesok@post.ru>
13898 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
13899 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
13900 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
13901 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
13902 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
13903 stack pointer register.
13904 (output_movhi): Remove code for interrupt specific writing to the
13905 stack pointer register.
13907 2008-05-31 Richard Guenther <rguenther@suse.de>
13909 PR tree-optimization/34244
13910 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
13911 (tree_expr_nonzero_warnv_p): Likewise.
13912 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
13913 ssa_name_nonnegative_p.
13914 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
13915 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
13916 not tree_expr_nonzero_warnv_p.
13918 PR tree-optimization/36262
13920 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
13922 PR tree-optimization/34244
13923 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
13924 (record_numbers_of_iterations): New function.
13925 (execute_vrp): Cache the numbers of iterations of loops.
13926 * tree-scalar-evolution.c (scev_reset_except_niters):
13928 (scev_reset): Use scev_reset_except_niters.
13929 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
13931 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
13933 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
13934 __WORKAROUND_RETS when appropriate.
13936 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13938 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
13939 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
13941 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
13942 *fop_df_comm_sse insn patterns using MODEF mode iterator.
13943 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
13944 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
13945 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
13946 *fop_df_1_mixed insn patterns using MODEF mode iterator.
13947 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
13948 *fop_df_1_sse insn patterns using MODEF mode iterator.
13949 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
13950 *fop_df_1_i387 insn patterns using MODEF mode iterator.
13951 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
13952 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
13953 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
13954 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
13955 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
13956 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
13957 (*fop_xf_4_i387): Use <MODE> for mode attribute.
13958 (*fop_xf_5_i387): Ditto.
13959 (*fop_xf_6_i387): Ditto.
13961 2008-05-30 Richard Guenther <rguenther@suse.de>
13963 * builtins.c (build_string_literal): Avoid generating
13964 a non-gimple_val result.
13966 2008-05-30 DJ Delorie <dj@redhat.com>
13968 * exec-tool.in: Use an environment variable (private) instead of a
13969 file (shared) as a semaphore, so as to not break parallel builds.
13971 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13973 * optabs.c (maybe_encapsulate_block): Remove.
13974 (emit_libcall_block): Adjust accordingly.
13975 * optabs.h (maybe_encapsulate_block): Remove prototype.
13977 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
13978 Don't use maybe_encapsulate_block.
13980 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13982 * config/rs6000/rs6000.c (rs6000_legitimize_address,
13983 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
13984 rtx is a SYMBOL_REF before calling get_pool_constant.
13986 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
13988 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
13990 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
13992 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
13993 rather than OS names to choose INO_T_EQ definition.
13994 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
13995 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
13997 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
14000 * config/darwin-f.c: New.
14001 * config/t-darwin: Added rule to build darwin-f.o.
14002 * config.gcc: Defined new variable, fortran_target_objs.
14003 (*-*-darwin*): Set fortran_target_objs.
14004 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
14005 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
14006 * configure: Regenerated.
14008 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
14011 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
14012 canonical type if needed.
14014 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
14016 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
14018 2008-05-29 Richard Guenther <rguenther@suse.de>
14020 PR tree-optimization/36343
14021 PR tree-optimization/36346
14022 PR tree-optimization/36347
14023 * tree-flow.h (clobber_what_p_points_to): Declare.
14024 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
14025 pointed-to variable is dereferenced is irrelevant to whether
14026 the pointer can access the pointed-to variable.
14027 (clobber_what_p_points_to): New function.
14028 * tree-ssa-alias.c (set_initial_properties): Use it.
14029 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
14030 call clobber check for NMTs.
14032 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
14034 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
14035 for printing gcov_type.
14037 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
14039 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
14040 and the eh region information.
14041 * value-prof.c (gimple_move_stmt_histograms): New function.
14042 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
14044 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
14046 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
14048 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
14050 * value-prof.c (tree_ic_transform): Print counts.
14051 * tree-profile.c (tree_gen_ic_func_profiler):
14052 Clear __gcov_indreict_call_callee variable to avoid misattribution
14055 2008-05-28 Rafael EspÃndola <espindola@google.com>
14057 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
14060 2008-05-28 Richard Guenther <rguenther@suse.de>
14062 PR tree-optimization/36339
14063 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
14064 and clobbering code out of the loop.
14066 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
14068 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
14071 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
14072 s390_contiguous_bitmask_p, s390_symref_operand_p,
14073 s390_check_symref_alignment, s390_reload_larl_operand,
14074 s390_reload_symref_address): New functions.
14075 (s390_branch_condition_mnemonic): Support compare and branch
14077 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
14078 and 'W' constraints.
14079 (s390_secondary_reload): Add secondary reloads for unaligned
14080 symbol refs or symbol refs to floating point or QI/TI mode
14082 (legitimate_address_p): Accept symbol references as addresses.
14083 (s390_expand_insv): Use rotate and insert selected bits
14084 instruction for insv when building for z10.
14085 (print_operand_address): Handle symbol ref addresses.
14086 (print_operand): Output modifier 'c' added for signed byte values.
14087 (s390_encode_section_info): Mark symbol refs with
14088 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
14090 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
14091 (length attribute): RRF, RRR have 4 byte length.
14092 (FPALL, INTALL): New mode iterators added.
14093 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
14094 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
14095 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
14096 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
14097 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
14098 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
14099 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
14100 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
14102 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
14103 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
14104 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
14105 reload<INTALL:mode><P:mode>_toreg_z10,
14106 reload<FPALL:mode><P:mode>_tomem_z10,
14107 reload<FPALL:mode><P:mode>_toreg_z10,
14108 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
14109 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
14110 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
14111 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
14113 (movmem, clrmem, cmpmem): New splitters added.
14115 * config/s390/predicates.md (larl_operand): Use
14116 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
14117 SYMBOL_REF_ALIGN1_P.
14118 (s390_signed_integer_comparison,
14119 s390_unsigned_integer_comparison): New predicates.
14121 * config/s390/s390-protos.h (s390_check_symref_alignment,
14122 s390_contiguous_bitmask_p, s390_reload_larl_operand,
14123 s390_reload_symref_address,
14124 s390_compare_and_branch_condition_mask): Prototypes added.
14126 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
14127 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
14128 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
14130 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
14132 * config/s390/s390.c (z10_cost): New cost function for z10.
14133 (s390_handle_arch_option, override_options): Support -march=z10 switch.
14134 (s390_issue_rate): Adjust issue rate for z10.
14135 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
14136 (processor_flags): Add PF_Z10.
14137 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
14138 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
14139 * gcc/config.gcc: Add z10.
14141 2008-05-28 Richard Guenther <rguenther@suse.de>
14143 PR tree-optimization/36291
14144 * tree-flow. h (struct gimple_df): Remove var_anns member.
14145 * tree-flow-inline.h (gimple_var_anns): Remove.
14146 (var_ann): Simplify.
14147 * tree-dfa.c (create_var_ann): Simplify.
14148 (remove_referenced_var): Clear alias info from var_anns of globals.
14149 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
14150 (delete_tree_ssa): Clear alias info from var_anns of globals.
14151 Do not free var_anns.
14152 (var_ann_eq): Remove.
14153 (var_ann_hash): Likewise.
14155 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
14157 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
14158 and loongson2f entries.
14159 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
14160 * config/mips/mips.h (processor_type): Add Loongson-2E
14161 and Loongson-2F entries.
14162 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
14163 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
14164 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
14165 * doc/invoke.texi (MIPS Options): Document loongson2e
14166 and loongson2f processor names.
14168 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
14172 * config/i386/i386.c (ix86_function_arg_boundary): Use
14173 alignment of canonical type.
14174 (ix86_expand_vector_move): Check unaligned memory access for
14177 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
14179 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
14180 Moved to the front of file.
14182 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
14183 H.J. Lu <hongjiu.lu@intel.com>
14185 * dwarf2out.c (current_fde): New.
14187 (lookup_cfa:): Likewise.
14188 (dwarf2out_end_epilogue): Likewise.
14189 (dwarf2out_note_section_used): Likewise.
14191 2008-05-27 Michael Matz <matz@suse.de>
14194 * c.opt (Wenum-compare): New warning option.
14195 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
14197 2008-05-27 Michael Matz <matz@suse.de>
14199 PR middle-end/36326
14200 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
14202 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
14203 into memory as tail calls.
14205 2008-05-27 Richard Guenther <rguenther@suse.de>
14207 PR tree-optimization/36339
14208 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
14209 pointers cause all addressable variables to be call clobbered.
14211 2008-05-27 Richard Guenther <rguenther@suse.de>
14213 PR tree-optimization/36245
14214 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
14216 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14218 * config/s390/s390.md: Replace all occurences of the 'm'
14219 constraint with 'RT'.
14221 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14223 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
14225 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
14227 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
14228 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
14229 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
14231 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14233 * reload.c: (find_reloads): Skip alternatives according to the
14234 "enabled" attribute. Constify the constraint variable.
14235 * recog.c (get_attr_enabled): Add default implementation.
14236 (extract_insn): Set the alternative_enabled_p array
14237 in the recog_data struct.
14238 (preprocess_constraints, constrain_operands): Skip
14239 alternatives according to the "enabled" attribute
14240 * recog.h (struct recog_data): New field alternative_enabled_p.
14241 (skip_alternative): New inline function.
14242 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
14243 (record_reg_classes): Skip alternative according to the
14244 "enabled" attribute.
14246 * doc/md.texi: Add documention for the "enabled" attribute.
14248 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14250 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
14251 * postreload.c (reload_cse_simplify_operands): Replace 'm'
14252 constraint with TARGET_MEM_CONSTRAINT.
14253 * recog.c (asm_operand_ok, preprocess_constraints,
14254 constrain_operands): Likewise.
14255 * regclass.c (record_reg_classes): Likewise.
14256 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
14257 * reload1.c (maybe_fix_stack_asms): Likewise.
14258 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
14259 * recog.h: Adjust comment.
14260 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
14261 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
14262 * doc/md.texi: Add a note to description of 'm' constraint.
14263 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
14265 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
14267 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
14268 that the bitfield is of integral type before testing its precision.
14270 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
14271 Sa Liu <saliu@de.ibm.com>
14273 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
14274 __modti3, __udivti3, __umodti3 and __udivmodti4.
14275 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
14276 that implement TImode mul and div functions.
14277 * config/spu/multi3.c: New. Implement __multi3.
14278 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
14279 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
14282 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
14284 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
14285 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
14286 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
14287 tls_sysv_suffix): New mode and mode attribute iterators.
14288 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
14289 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
14290 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
14291 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
14292 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
14295 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
14297 PR tree-optimization/36329
14298 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
14299 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
14300 * cgraphbuild.c (initialize_inline_failed): Use the latter
14301 macro in lieu of the former.
14302 * ipa-inline.c (cgraph_mark_inline): Likewise.
14303 (cgraph_decide_inlining_of_small_function): Likewise.
14304 (cgraph_decide_inlining): Likewise.
14305 (cgraph_decide_inlining_incrementally): Likewise.
14307 2008-05-26 Tristan Gingold <gingold@adacore.com>
14308 Anatoly Sokolov <aesok@post.ru>
14310 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
14311 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
14312 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
14313 optimization for 'avr6' architecture.
14315 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
14318 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
14320 2008-05-26 Richard Guenther <rguenther@suse.de>
14322 * tree-ssa-sccvn.c (expr_has_constants): Declare.
14323 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
14325 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
14327 PR middle-end/36253
14328 * caller-save.c (insert_restore): Verify alignment of spill space.
14329 (insert_save): Likewise.
14330 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
14331 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
14332 (STACK_SLOT_ALIGNMENT): Likewise.
14333 * function.c (LOCAL_ALIGNMENT): Removed.
14334 (get_stack_local_alignment): New.
14335 (assign_stack_local): Use it. Set alignment on stack slot.
14336 (assign_stack_temp_for_type): Use get_stack_local_alignment.
14337 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
14338 (STACK_SLOT_ALIGNMENT): New.
14339 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
14340 stack slot in XFmode.
14342 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
14344 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
14347 * config/i386/i386.md (allocate_stack_worker_64): Make sure
14348 argument operand in rax isn't removed.
14350 2008-05-26 Richard Guenther <rguenther@suse.de>
14352 PR middle-end/36300
14353 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
14354 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
14356 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
14359 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
14361 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
14363 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
14364 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
14366 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
14368 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
14369 build a trampoline if we don't want one.
14370 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
14371 return zero for nested functions if we don't want a trampoline.
14373 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
14375 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
14377 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
14380 * c.opt: Removed undocumented option '-lang-fortran'.
14381 * c-common.h: Removed global variable 'lang_fortran'.
14382 * c-opts.c (c_common_handle_option): Removed code to handle
14383 option '-lang-fortran'. Updated includes.
14384 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
14385 definition of '__GFORTRAN__'.
14386 (define__GNUC__): Reimplemented to use BASEVER and
14387 cpp_define_formatted.
14388 (builtin_define_with_value_n): Removed.
14389 * c-incpath.h: Renamed to ...
14390 * incpath.h: ... this.
14391 * c-incpath.c: Renamed to ...
14392 * incpath.c: ... this. Updated includes.
14393 * fix-header.c: Updated includes.
14394 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
14395 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
14396 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
14398 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
14400 * tree.h: Update the table of flags used on tree nodes.
14401 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
14402 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
14403 (FORCED_LABEL): Add access check.
14404 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
14405 (ASM_INPUT_P): Likewise.
14406 (ASM_VOLATILE_P): Likewise.
14407 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
14408 (OMP_SECTION_LAST): Access private_flag directly.
14409 (OMP_RETURN_NOWAIT): Likewise.
14410 (OMP_PARALLEL_COMBINED): Likewise.
14411 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
14412 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
14413 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
14414 deprecated_flag directly.
14416 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
14418 * final.c (frame_pointer_needed): Removed.
14419 * flags.h (frame_pointer_needed): Likewise.
14421 * function.h (rtl_data): Add frame_pointer_needed.
14422 (frame_pointer_needed): New.
14424 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
14426 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
14428 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
14430 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
14433 2008-05-25 Alan Modra <amodra@bigpond.net.au>
14435 * c-common.c (strip_array_types): Move function to..
14437 (get_inner_array_type): Delete.
14438 * c-common.h (strip_array_types): Move declaration to..
14440 (get_inner_array_type): Delete.
14441 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
14442 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
14443 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
14444 * config/pa/pa.c (emit_move_sequence): Likewise.
14446 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
14448 * config/i386/i386.md (*sse_prologue_save_insn): Set length
14451 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
14453 * function.c: Include target hook for nonlocal_goto frame value.
14455 2008-05-24 Richard Guenther <rguenther@suse.de>
14457 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
14458 variable can be only accessed through a pointer or a union.
14460 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14462 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
14463 * doc/extend.texi: Likewise.
14465 2008-05-23 DJ Delorie <dj@redhat.com>
14467 * config/m32c/jump.md (untyped_call): Add.
14469 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
14470 for A24 to PSImode.
14471 (m32c_address_cost): Detail costs for indirect offsets.
14473 2008-05-23 Rafael EspÃndola <espindola@google.com>
14475 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
14476 if a node is a SUBREG.
14477 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
14480 2008-05-23 Paul Brook <paul@codesourcery.com>
14481 Carlos O'Donell <carlos@codesourcery.com>
14483 * doc/extend.texi: Clarify use of __attribute__((naked)).
14484 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
14485 * target.h (gcc_target): Add allocate_stack_slots_for_args.
14486 * function.c (use_register_for_decl): Use
14487 targetm.calls.allocate_stack_slots_for_args.
14488 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
14489 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
14490 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
14492 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
14494 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
14496 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
14498 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
14499 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
14500 is only rounded once.
14502 2008-05-23 Richard Guenther <rguenther@suse.de>
14504 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
14506 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
14507 Jakub Jelinek <jakub@redhat.com>
14510 * configure.ac: Handle --enable-cld.
14511 * configure: Regenerated.
14512 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
14513 * config/i386/i386.h (struct machine_function): Add needs_cld field.
14514 (ix86_current_function_needs_cld): New define.
14515 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
14516 (cld): New isns pattern.
14517 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
14518 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
14519 * config/i386/i386.opt (mcld): New option.
14520 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
14521 TARGET_CLD and ix86_current_function_needs_cld.
14522 (override_options): Use -mcld by default for 32-bit code if
14525 * doc/install.texi (Options specification): Document --enable-cld.
14526 * doc/invoke.texi (Machine Dependent Options)
14527 [i386 and x86-64 Options]: Add -mcld option.
14528 (Intel 386 and AMD x86-64 Options): Document -mcld option.
14530 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
14531 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
14532 (return_in_memory_64): Likewise.
14533 (return_in_memory_ms_64): Likewise.
14535 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14537 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
14538 * builtins.c (fold_builtin_fpclassify): New.
14539 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
14540 * builtins.def (BUILT_IN_FPCLASSIFY): New.
14541 * c-common.c (handle_type_generic_attribute): Adjust to accept
14542 fixed arguments before an elipsis.
14543 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
14544 * doc/extend.texi: Document __builtin_fpclassify.
14546 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
14548 * omp-low.c (gate_expand_omp_ssa): Remove.
14549 (pass_expand_omp_ssa): Remove.
14550 (gate_expand_omp): Do not check for flag_openmp_ssa.
14551 * common.opt (-fopenmp-ssa): Remove.
14552 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
14554 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
14556 * config/sh/sh.opt (mfixed-range): New option.
14557 * config/sh/sh-protos.h (sh_fix_range): Declare.
14558 * config/sh/sh.c (sh_fix_range): New function.
14559 * config/sh/sh.h (sh_fixed_range_str): Declare.
14560 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
14562 * doc/invoke.texi (SH Options): Document -mfixed-range.
14564 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
14566 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
14567 it before the redeclaration.
14569 2008-05-22 Anatoly Sokolov <aesok@post.ru>
14571 * config/avr/avr.c (get_sequence_length): Add new function.
14572 (expand_prologue, expand_epilogue): Remove duplicate code.
14574 2008-05-22 Rafael EspÃndola <espindola@google.com>
14576 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
14579 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
14581 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
14582 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
14584 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
14585 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
14586 (vect_update_misalignment_for_peel): Likewise.
14587 (vector_alignment_reachable_p): Likewise.
14588 * tree-vect-transform.c (vectorizable_load): Likewise.
14589 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
14590 (get_vectype_for_scalar_type): Pass mode of scalar_type
14591 to UNITS_PER_SIMD_WORD.
14593 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
14594 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
14595 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
14596 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
14597 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
14599 2008-05-22 Ira Rosen <irar@il.ibm.com>
14601 PR tree-optimization/36293
14602 * tree-vect-transform.c (vect_transform_strided_load): Don't check
14603 if the first load must be skipped because of a gap.
14605 2008-05-22 Richard Guenther <rguenther@suse.de>
14607 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
14608 more cases of offset disambiguation that is possible if
14609 strict-aliasing rules apply.
14610 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
14611 for basic offset and type-based disambiguation.
14613 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14615 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
14616 ix86_expand_vector_set on V16QImode for SSE4.1.
14618 2008-05-21 Tom Tromey <tromey@redhat.com>
14620 * c.opt (Wimport): Mark as undocumented.
14621 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
14623 (Warning Options): Likewise.
14624 * doc/cppopts.texi: Don't mention -Wimport.
14626 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
14628 PR tree-optimization/36287
14629 PR tree-optimization/36286
14630 * lambda-code.c (build_access_matrix): Do not use the loop->num
14631 for computing the number of induction variables: use the loop depth
14634 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
14637 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
14638 option -f(no-)leading-underscore.
14640 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14642 * config/i386/i386.c (ix86_expand_vector_init_general): Use
14643 GET_MODE_NUNITS (mode).
14645 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
14647 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
14648 (-mmulhw): Add 464 to description.
14649 (-mdlmzb): Likewise.
14650 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
14651 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
14653 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
14654 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
14655 * config/rs6000/rs6000.md: Update comments for 464.
14657 2008-05-21 Janis Johnson <janis187@us.ibm.com>
14659 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
14661 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14663 * config/i386/sse.md (vec_extractv4sf): Removed.
14664 (vec_extractv2df): Likewise.
14665 (vec_extractv2di): Likewise.
14666 (vec_extractv4si): Likewise.
14667 (vec_extractv8hi): Likewise.
14668 (vec_extractv16qi): Likewise.
14669 (vec_extract<mode>): New.
14671 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14673 * config/i386/sse.md (vec_setv4sf): Removed.
14674 (vec_setv2df): Likewise.
14675 (vec_setv2di): Likewise.
14676 (vec_setv4si): Likewise.
14677 (vec_setv8hi): Likewise.
14678 (vec_setv16qi): Likewise.
14679 (vec_set<mode>): New.
14681 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14683 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
14684 goto for vec_concat and vec_interleave.
14686 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14688 * config/i386/sse.md (vec_initv4sf): Removed.
14689 (vec_initv2df): Likewise.
14690 (vec_initv2di): Likewise.
14691 (vec_initv4si): Likewise.
14692 (vec_initv8hi): Likewise.
14693 (vec_initv16qi): Likewise.
14694 (vec_init<mode>): New.
14696 2008-05-21 Joseph Myers <joseph@codesourcery.com>
14698 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
14700 2008-05-21 Tom Tromey <tromey@redhat.com>
14702 * ggc-zone.c (lookup_page_table_if_allocated): New function.
14703 (zone_find_object_offset): Likewise.
14704 (gt_ggc_m_S): Likewise.
14705 (highest_bit): Likewise.
14706 * ggc-page.c (gt_ggc_m_S): New function.
14707 * stringpool.c (string_stack): Remove.
14708 (init_stringpool): Update.
14709 (ggc_alloc_string): Use ggc_alloc.
14710 (maybe_delete_ident): New function.
14711 (ggc_purge_stringpool): Likewise.
14712 (gt_ggc_m_S): Remove.
14713 * ggc-common.c (ggc_protect_identifiers): New global.
14714 (ggc_mark_roots): Call ggc_purge_stringpool. Use
14715 ggc_protect_identifiers.
14716 * ggc.h (ggc_protect_identifiers): Declare.
14717 (gt_ggc_m_S): Update.
14718 (ggc_purge_stringpool): Declare.
14719 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
14720 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
14722 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
14724 2008-05-21 David S. Miller <davem@davemloft.net>
14726 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
14729 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
14731 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
14734 2008-05-20 David Daney <ddaney@avtrex.com>
14736 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
14737 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
14738 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14739 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14740 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
14741 (atomic_hiqi_op): New define_code_iterator.
14742 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
14743 mips_expand_compare_and_swap_12.
14744 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
14745 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
14746 (sync_<optab><mode>, sync_old_<optab><mode>,
14747 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
14748 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
14749 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
14750 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
14751 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
14752 (test_and_set_12): New insn.
14753 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
14754 sync_new_<optab><mode>, sync_old_nand<mode>,
14755 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
14756 clobber to operand 0 for SI and DI mode insns.
14757 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
14758 mips_gen_fn_4): New typedefs.
14759 (mips_gen_fn_ptrs): Define new union type.
14760 (mips_expand_compare_and_swap_12): Remove declaration.
14761 (mips_expand_atomic_qihi): Declare function.
14762 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
14763 (mips_expand_atomic_qihi): ... this. Use new generator function
14765 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
14766 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
14767 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
14768 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
14769 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
14770 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
14771 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
14772 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
14773 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
14774 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
14777 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
14779 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
14782 2008-05-20 Anatoly Sokolov <aesok@post.ru>
14784 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
14785 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
14786 (avr_attribute_table): Add 'OS_main' function attribute.
14787 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
14788 functions with 'OS_main' attribute.
14790 2008-05-20 Richard Guenther <rguenther@suse.de>
14792 PR tree-optimization/35204
14793 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
14794 helper, split out from ...
14795 (DFS): ... here. Make the DFS walk non-recursive.
14797 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
14798 Jan Sjodin <jan.sjodin@amd.com>
14800 PR tree-optimization/36181
14801 * tree-parloops.c (loop_has_vector_phi_nodes): New.
14802 (parallelize_loops): Don't parallelize when the loop has vector
14805 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14806 Sebastian Pop <sebastian.pop@amd.com>
14808 * tree-loop-linear.c (gather_interchange_stats): Look in the access
14809 matrix, and never look at the tree representation of the memory
14811 (linear_transform_loops): Computes parameters and access matrices.
14812 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
14814 (access_matrix_get_index_for_parameter): New.
14815 * tree-data-ref.h (struct access_matrix): New.
14816 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
14817 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
14818 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
14819 am_vector_index_for_loop): New.
14820 (struct data_reference): Add field access_matrix.
14821 (DR_ACCESS_MATRIX): New.
14822 (compute_data_dependences_for_loop): Update declaration.
14823 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
14824 * lambda.h (lambda_vector_vec_p): Declared.
14825 * lambda-code.c: Depend on pointer-set.h.
14826 (lambda_collect_parameters_from_af, lambda_collect_parameters,
14827 av_for_af_base, av_for_af, build_access_matrix,
14828 lambda_compute_access_matrices): New.
14829 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
14831 2008-05-20 Joseph Myers <joseph@codesourcery.com>
14833 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
14834 $SOURCEDIR/include.
14836 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14837 Sebastian Pop <sebastian.pop@amd.com>
14839 PR tree-optimization/36206
14840 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
14842 (instantiate_scev_1): Rename flags to fold_conversions.
14843 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
14844 outeside instantiation_loop.
14845 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
14846 (evolution_function_is_affine_or_constant_p): Removed.
14847 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
14849 (analyze_siv_subscript): Pass in the loop nest number.
14850 Call evolution_function_is_affine_in_loop instead of
14851 evolution_function_is_affine_p.
14852 (analyze_overlapping_iterations): Pass in the loop nest number.
14854 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14855 Sebastian Pop <sebastian.pop@amd.com>
14857 PR tree-optimization/36206
14858 * tree-chrec.h (chrec_fold_op): New.
14859 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
14862 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
14864 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
14866 (remove_duplicates): Do not set inode on non-inode systems.
14869 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
14871 * config.gcc (tm_file): Update comments about relative pathnames.
14873 2008-05-20 Richard Guenther <rguenther@suse.de>
14875 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
14876 * tree-ssa-sccvn.c (process_scc): Likewise.
14877 * tree-ssa-sink.c (execute_sink_code): Likewise.
14878 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
14879 * tree-vrp.c (process_assert_insertions): Likewise.
14880 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
14881 (perform_tree_ssa_dce): Likewise.
14882 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
14883 (dump_dominator_optimization_stats): Likewise.
14884 * tree-vectorizer.c (vectorize_loops): Likewise.
14886 2008-05-20 Richard Guenther <rguenther@suse.de>
14888 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
14890 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
14892 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
14893 (ix86_i386elf_return_in_memory): Likewise.
14894 (ix86_i386interix_return_in_memory): Likewise.
14895 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
14896 (SUBTARGET_RETURN_IN_MEMORY): New.
14897 * config/i386/i386elf.h: Likewise.
14898 * config/i386/ptx4-i.h: Likewise.
14899 * config/i386/sol2-10.h: Likewise.
14900 * config/i386/sysv4.h: Likewise.
14901 * config/i386/vx-common.h: Likewise.
14902 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
14903 * config/i386/i386.c (ix86_return_in_memory): Made static and
14904 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
14905 (ix86_i386elf_return_in_memory): Removed.
14906 (ix86_i386interix_return_in_memory): Removed.
14907 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
14908 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
14910 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
14912 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
14914 2008-05-19 Xinliang David Li <davidxl@google.com>
14916 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
14918 * common.opt: Ditto.
14919 * doc/invoke.texi: Ditto.
14921 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
14923 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
14924 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
14926 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14928 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
14929 sizes of operand array from 8/4 to 4/2.
14930 (ix86_expand_vector_init_general): Change size of operand array
14931 from 32 to 16. Remove op0, op1 and half_mode.
14933 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14935 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
14936 (ix86_expand_vector_init_interleave): Likewise.
14937 (ix86_expand_vector_init_general): Use them. Assert
14938 word_mode == SImode when n_words == 4.
14940 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
14942 * config/i386/i386.c (ix86_secondary_reload): New static function.
14943 (TARGET_SECONDARY_RELOAD): New define.
14944 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
14945 * config/i386/i386.md (reload_outqi): Remove.
14947 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14949 PR middle-end/35509
14950 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
14951 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
14952 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
14953 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
14954 (fold_builtin_1): Likewise.
14955 * builtins.def (BUILT_IN_ISINF_SIGN): New.
14956 c-common.c (check_builtin_function_arguments): Handle
14957 BUILT_IN_ISINF_SIGN.
14958 * doc/extend.texi: Document __builtin_isinf_sign.
14959 * fold-const.c (operand_equal_p): Handle COND_EXPR.
14961 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
14963 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
14964 EH cleanup at the end of the pass, search for those that have been
14965 turned into forwarder blocks and do the cleanup on their successor.
14967 2008-05-18 Richard Guenther <rguenther@suse.de>
14969 * tree-cfg.c (verify_gimple_expr): Allow conversions from
14970 pointers to sizetype and vice versa.
14972 2008-05-18 Xinliang David Li <davidxl@google.com>
14974 * gcc/tree-ssa-dce.c: Coding style fix.
14975 (check_pow): Documentation comment.
14976 (check_log): Documenation comment. Coding style fix.
14977 (is_unnecessary_except_errno_call): Ditto.
14978 (gen_conditions_for_pow): Ditto.
14979 (gen_conditions_for_log): Ditto.
14980 (gen_shrink_wrap_conditions): Ditto.
14981 (shrink_wrap_one_built_in_calls): Ditto.
14982 * gcc/doc/invoke.texi: Better documentation string.
14983 * ChangeLog: Fix wrong change log entries from
14984 May 17 checkin on function call DCE.
14986 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
14988 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
14990 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
14992 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
14993 * df-problems.c (simulation routines): Fixed block comment to
14994 properly say how to add forwards scanning functions.
14996 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
14998 * tree-inline.c (setup_one_parameter): Remove dead code.
15000 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
15002 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
15003 a BIT_AND_EXPR only for an INTEGER_TYPE.
15005 2008-05-17 Xinliang David Li <davidxl@google.com>
15007 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
15008 (check_pow, check_log, is_unnecessary_except_errno_call): New
15009 functions to check for eliminating math functions that are pure
15010 except for setting errno.
15011 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
15012 general condition expressions for shrink-wrapping pow/log calls.
15013 (gen_shrink_wrap_conditions): Ditto.
15014 (shrink_wrap_one_built_in_call): Ditto.
15015 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
15016 (mark_operand_necessary): If debugging, output if OP is necessary.
15017 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
15019 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
15021 * gcc/common.opt: New user flag -ftree-builtin-dce.
15022 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
15024 2008-05-16 David S. Miller <davem@davemloft.net>
15026 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
15027 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
15029 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
15032 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
15034 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15036 * ifcvt.c (dead_or_predicable): Rename
15037 df_simulate_one_insn_backwards to df_simulate_one_insn.
15038 * recog.c (peephole2_optimize): Ditto.
15039 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
15041 * df.h: Rename df_simulate_one_insn_backwards to
15042 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
15043 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
15044 scanning of defs and uses.
15045 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
15046 (df_simulate_one_insn_forwards): Removed.
15048 2008-05-16 Doug Kwan <dougkwan@google.com>
15050 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
15052 (real_from_string): Handle NaNs and Inf as approriate.
15054 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
15056 * doc/gty.texi (Source Files Containing Type Information): Note
15057 that headers should appear first in the gtfiles list.
15059 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15061 * tree.def (COND_EXEC): Properly documented this code.
15063 2008-05-16 Diego Novillo <dnovillo@google.com>
15065 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
15066 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
15069 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15071 * tree-ssa-dse (max_stmt_uid): Removed.
15072 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
15073 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
15074 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
15075 * function.h (cfun.last_stmt_uid): New field.
15076 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
15077 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
15079 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
15080 (create_stmt_ann): Initialize the ann->uid field.
15081 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
15083 * tree-flow.h (renumber_gimple_stmt_uids): New function.
15085 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
15087 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
15088 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
15089 (init_empty_tree_cfg): Call it.
15091 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15093 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
15096 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15098 * doc/invoke.text (-fdump-tree-*-verbose): New option.
15099 * tree-dump.c (dump_options): New verbose option.
15100 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
15102 * tree-pass.h (TDF_VERBOSE): New dump flag.
15103 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
15104 (tree-flow.h): Added include.
15105 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
15107 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
15109 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
15111 From Jie Zhang <jie.zhang@analog.com>
15112 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
15113 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
15114 mcpu=bf561-none and mcpu=bf561-0.2.
15115 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
15116 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
15117 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
15118 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
15119 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
15120 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
15121 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
15123 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
15124 (cputype_selected): Remove.
15125 (bfin_handle_option): Don't use cputype_selected.
15126 (override_options): When no mcpu option, enable all workarounds.
15127 Don't use bfin_workarounds.
15128 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
15130 (DEFAULT_CPU_TYPE): Don't define.
15132 2008-05-16 Richard Guenther <rguenther@suse.de>
15134 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
15135 on deletion of the last stmt.
15137 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
15139 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
15140 V8HImode for SSE2 and V16QImode for SSE4.1.
15142 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
15144 * cgraph.h (compute_inline_parameters): Made public.
15145 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
15146 variable_generate_summary, function_write_summary,
15147 variable_write_summary, variable_read_summary. Added generate_summary,
15148 write_summary, read_summary.
15149 * cgraphunit.c (cgraph_process_new_functions): Changed call from
15150 pass_ipa_inline.function_generate_summary, to
15151 compute_inline_parameters.
15152 * ipa-inline.c (compute_inline_parameters): Made public and added
15154 (compute_inline_parameters_for_current): New function.
15155 (pass_inline_param): Now calls compute_inline_parameters_for_current.
15156 (inline_generate_summary): Removed parameter and made to loop over
15158 (pass_ipa_inline): Updated for new IPA_PASS structure.
15159 * passes.c (execute_ipa_summary_passes): Now is called once per
15160 pass rather than once per node*pass.
15162 2008-05-15 Anatoly Sokolov <aesok@post.ru>
15164 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
15165 avr_have_mul_p, avr_asm_only_p): Remove variables.
15166 (avr_override_options): Remove initialization of removed variables.
15167 (avr_file_start): Convert removed variables to fields of
15168 'struct base_arch_s *avr_current_arch'.
15169 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
15170 (AVR_HAVE_MUL): (Ditto.).
15171 (AVR_HAVE_MOVW): (Ditto.).
15172 (AVR_HAVE_LPMX): (Ditto.).
15173 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
15174 avr_asm_only_p): Remove declaration.
15176 2008-05-15 Diego Novillo <dnovillo@google.com>
15178 * config/arm/arm.c (arm_return_in_memory): Fix return type.
15179 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
15181 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
15183 PR middle-end/36194
15184 * combine.c (check_conversion): Rename back to check_promoted_subreg.
15185 Don't call record_truncated_value from here.
15186 (record_truncated_value): Turn it into a for_each_rtx callback.
15187 (record_truncated_values): New function.
15188 (combine_instructions): Call note_uses with record_truncated_values.
15189 Change name of check_conversion to check_promoted_subreg.
15191 2008-05-15 Janis Johnson <janis187@us.ibm.com>
15193 * doc/sourcebuild.texi: Document support for torture tests.
15195 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
15197 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
15198 to alternative 4 of operand 2.
15200 2008-05-15 Richard Guenther <rguenther@suse.de>
15202 * tree-pass.h (current_pass): Declare.
15203 (get_pass_for_id): Likewise.
15204 * passes.c (passes_by_id, passes_by_id_size): New globals.
15205 (set_pass_for_id): New function.
15206 (get_pass_for_id): Likewise.
15207 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
15208 (execute_function_todo): Flush per function statistics.
15209 * toplev.c (compile_file): Init statistics.
15210 (general_init): Do early statistics initialization.
15211 (finalize): Finish statistics.
15212 * statistics.h (statistics_early_init): Declare.
15213 (statistics_init): Likewise.
15214 (statistics_fini): Likewise.
15215 (statistics_fini_pass): Likewise.
15216 (statistics_counter_event): Likewise.
15217 (statistics_histogram_event): Likewise.
15218 * statistics.c: New file.
15219 * Makefile.in (OBJS-common): Add statistics.o.
15220 (statistics.o): Add dependencies.
15221 * doc/invoke.texi (-fdump-statistics): Document.
15223 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
15224 (insert): Likewise.
15225 (execute_pre): Use statistics_counter_event.
15226 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
15227 (substitute_and_fold): Increment it. Use statistics_counter_event.
15229 2008-05-15 Diego Novillo <dnovillo@google.com>
15231 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
15233 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
15234 * tree-ssa-alias.c (new_type_alias): Remove references to
15235 sub-variables from comment.
15236 * tree-ssa-operands.c (swap_tree_operands): Likewise.
15238 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
15240 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
15241 attribute to 1 only for insertps alternative.
15243 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
15245 * config/bfin/bfin.md (loadbytes): New pattern.
15246 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
15247 (bfin_init_builtins): Initialize it.
15248 (bdesc_1arg): Add it.
15250 2008-05-15 Sa Liu <saliu@de.ibm.com>
15252 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
15253 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
15254 * testsuite/lib/target-supports.exp: Add
15255 check_effective_target_fortran_integer_16.
15257 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
15259 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
15260 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
15261 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
15262 (TARGET_RETURN_IN_MEMORY): Define.
15264 2008-05-15 Richard Guenther <rguenther@suse.de>
15266 PR middle-end/36244
15267 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
15268 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
15269 represent unmodifiable vars.
15271 2008-05-15 Richard Guenther <rguenther@suse.de>
15273 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
15274 INDIRECT_REF and TARGET_MEM_REF.
15275 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
15278 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
15279 H.J. Lu <hongjiu.lu@intel.com>
15281 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
15282 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
15283 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
15284 insn alternatives. Add missing alternatives.
15285 (*vec_concatv2di_rex64_sse4_1): Likewise.
15286 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
15287 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
15288 Require TARGET_SSE.
15290 2008-05-15 Richard Guenther <rguenther@suse.de>
15292 PR tree-optimization/36009
15293 PR tree-optimization/36204
15294 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
15295 (determine_invariantness_stmt): Record the loop a store is
15296 always executed in.
15297 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
15300 2008-05-15 Richard Guenther <rguenther@suse.de>
15302 PR tree-optimization/34330
15303 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
15304 through the pointer will alias the SMT.
15306 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
15308 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
15310 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
15312 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
15314 2008-05-14 Michael Meissner <michael.meissner@amd.com>
15315 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15317 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
15318 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
15319 (vashl_optab): New optab for vector/vector shifts.
15320 (vashr_optab): Ditto.
15321 (vlshr_optab): Ditto.
15322 (vrotl_optab): Ditto.
15323 (vrotr_optab): Ditto.
15324 (optab_subtype): New enum for optab_for_tree_code call.
15325 (optab_for_tree_code): Add enum optab_subtype argument.
15327 * optabs.c (optab_for_tree_code): Take an additional argument to
15328 distinguish between a vector shift by a scalar and vector shift by
15329 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
15330 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
15331 vector shift by a vector.
15332 (expand_widen_pattern_expr): Pass additional argument to
15333 optab_for_tree_code.
15335 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
15336 vrotl_optab, vrotr_optab.
15338 * expr.c (expand_expr_real_1): Update calls to
15339 optab_for_tree_code to distinguish between vector shifted by a
15340 scalar and vector shifted by a vector.
15341 * tree-vectorizer.c (supportable_widening_operation): Ditto.
15342 (supportable_narrowing_operation): Ditto.
15343 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
15344 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
15345 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
15346 (vect_create_epilog_for_reduction): Ditto.
15347 (vectorizable_reduction): Ditto.
15348 (vectorizable_operation): Ditto.
15349 (vect_strided_store_supported): Ditto.
15350 (vect_strided_load_supported): Ditto.
15351 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
15352 * expmed.c (expand_shift): Ditto.
15354 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
15356 (ashr@var{m}3): Ditto.
15357 (vashl@var{m}3): Document new vector/vector shift standard name.
15358 (vashr@var{m}3): Ditto.
15359 (vlshr@var{m}3): Ditto.
15360 (vrotl@var{m}3): Ditto.
15361 (vrotr@var{m}3): Ditto.
15363 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
15364 (PPERM_INVERT): Ditto.
15365 (PPERM_REVERSE): Ditto.
15366 (PPERM_REV_INV): Ditto.
15367 (PPERM_ZERO): Ditto.
15368 (PPERM_ONES): Ditto.
15369 (PPERM_SIGN): Ditto.
15370 (PPERM_INV_SIGN): Ditto.
15371 (PPERM_SRC1): Ditto.
15372 (PPERM_SRC2): Ditto.
15374 * config/i386/sse.md (mulv2di3): Add SSE5 support.
15375 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
15376 allows a memory operand to be the value being added, and split it
15377 to improve vectorization.
15378 (sse5_pmacsdqh_mem): Ditto.
15379 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
15380 (sse5_mulv2div2di3_high): Ditto.
15381 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
15382 (vec_pack_trunc_v4si): Ditto.
15383 (vec_pack_trunc_v2di): Ditto.
15384 (sse5_pcmov_<mode>): Remove code that tried to use use
15385 andps/andnps instead of pcmov.
15386 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
15387 pmacsdqh instructions.
15388 (vec_widen_smult_lo_v4si): Ditto.
15390 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
15391 (PPERM_INVERT): Ditto.
15392 (PPERM_REVERSE): Ditto.
15393 (PPERM_REV_INV): Ditto.
15394 (PPERM_ZERO): Ditto.
15395 (PPERM_ONES): Ditto.
15396 (PPERM_SIGN): Ditto.
15397 (PPERM_INV_SIGN): Ditto.
15398 (PPERM_SRC1): Ditto.
15399 (PPERM_SRC2): Ditto.
15400 (ix86_expand_sse_movcc): Move the SSE5 test after the if
15402 (ix86_expand_int_vcond): If SSE5 generate all possible integer
15404 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
15405 says ignore whether the last reference is a memory operand.
15407 2008-05-14 Michael Meissner <michael.meissner@amd.com>
15408 Paolo Bonzini <bonzini at gnu dot org>
15410 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
15413 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
15414 (vlshr<mode>3): Rename from vlshr<mode>3.
15415 (vashr<mode>3): Rename from vashr<mode>3.
15416 (mulv4sf3): Change the names of vector shift patterns.
15420 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
15423 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
15448 * config/spu/spu.md (v): New iterator macro to add v for vector types.
15449 (floatunssidf2_internal): Change vector/vector shift names.
15450 (floatunsdidf2_internal): Ditto.
15457 (vashl<mode>3): Rename from ashl<mode>3.
15458 (vashr<mode>3): Rename from ashr<mode>3.
15459 (vlshr<mode>3): Rename from lshr<mode>3.
15460 (vrotl<mode>3): Rename from rotl<mode>3.
15462 2008-05-14 Michael Meissner <michael.meissner@amd.com>
15465 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
15466 multiply gives the wrong value when doing widening multiplies.
15467 (vec_widen_smult_lo_v4si): Ditto.
15469 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
15471 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
15472 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
15473 emit_library_call_value.
15474 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
15475 * tree.h (ECF_LIBCALL_BLOCK): Removed.
15476 * calls.c (initialize_argument_information, precompute_arguments,
15477 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
15478 (precompute_arguments): Removed flags parameter.
15479 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
15481 2008-05-14 Richard Guenther <rguenther@suse.de>
15483 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
15484 Make sure to register the store if the use is a PHI_NODE.
15486 2008-05-14 Olivier Hainque <hainque@adacore.com>
15488 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
15489 memory if the component is to be referenced in BLKmode according
15490 to get_inner_reference.
15492 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
15494 * calls.c (emit_library_call_value_1): Restore code clearing
15495 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
15497 2008-05-14 Olivier Hainque <hainque@adacore.com>
15498 Nicolas Roche <roche@adacore.com>
15500 * configure.ac: Add support for a "gcc_subdir" variable in
15501 config-lang.in, to denote a subdirectory where the language/GCC
15502 integration files are to be found.
15503 * configure: Regenerate.
15505 2008-05-14 Ira Rosen <irar@il.ibm.com>
15507 PR tree-optimization/36098
15508 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
15509 value for the first load in the group in case of a gap.
15510 (vect_build_slp_tree): Check that there are no gaps in loads.
15512 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
15514 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
15515 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
15516 expand_copysign_bit, ): Change call to emit_no_conflict_block to
15517 emit_insn and remove unneeded code to construct extra args.
15518 (emit_no_conflict_block): Removed.
15519 * optabls.h: (emit_no_conflict_block): Removed.
15520 * cse.c (cse_extended_basic_block): Remove search for
15521 REG_NO_CONFLICT note.
15522 * global.c: Removed incorrect comment added in revision 117.
15523 * expr.c (convert_move): Change call to emit_no_conflict_block to
15525 * recog.c: Change comments so that they do not mention
15527 * local_alloc.c (combine_regs): Removed last parameter.
15528 (no_conflict_p): Removed.
15529 (block_alloc): Removed note, no_conflict_combined_regno and set
15530 local vars. Removed all code to process REG_NO_CONFLICT blocks.
15531 (combine_regs): Removed already_dead and code to look for
15532 REG_NO_CONFLICT notes.
15533 * lower_subreg (remove_retval_note): Removed code to look for
15534 REG_NO_CONFLICT block.
15535 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
15536 (resolve_clobber): Remove code to process libcalls that have
15537 REG_NO_CONFLICT notes.
15538 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
15540 * combine.c (can_combine_p, distribute_notes): Removed
15541 REG_NO_CONFLICT case.
15542 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
15544 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
15545 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
15547 * reg-notes.def (NO_CONFLICT): Removed.
15549 2008-05-14 David S. Miller <davem@davemloft.net>
15551 * config/sparc/sparc.c (sparc_profile_hook): If
15552 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
15553 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
15554 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
15556 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
15558 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
15560 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
15563 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
15564 and op1 expansion before vector concat to have less live pseudos.
15566 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
15568 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
15569 ix86_expand_vector_set if supported.
15571 2008-05-13 Diego Novillo <dnovillo@google.com>
15572 Kenneth Zadeck <zadeck@naturalbridge.com>
15574 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
15576 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
15577 phinodes_print_statistics, init_ssanames, fini_ssanames,
15578 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
15579 release_ssa_name, release_defs, replace_ssa_name_symbol,
15580 ssanames_print_statistics): Move ...
15581 * tree-flow.h: ... here.
15582 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
15583 Use FN instead of cfun.
15584 (make_ssa_name_fn): Rename from make_ssa_name.
15585 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
15586 * tree-flow-inline.h (make_ssa_name): Move from
15587 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
15588 * omp-low.c (expand_omp_parallel):
15589 * tree-flow-inline.h (redirect_edge_var_map_result):
15590 * tree-ssa.c (init_tree_ssa): Add argument FN.
15591 Use it instead of cfun. Update all users.
15593 2008-05-13 Tom Tromey <tromey@redhat.com>
15595 PR preprocessor/22168:
15596 * doc/cpp.texi (Top): Update menu.
15597 (Alternatives to Wrapper #ifndef): New node.
15598 (Other Directives): Document deprecation.
15599 (Obsolete Features): Remove menu.
15600 (Assertions): Merge node into Obsolete Features.
15601 (Obsolete once-only headers): Move earlier; rename to Alternatives
15602 to Wrapper #ifndef.
15603 * doc/cppopts.texi: Update.
15604 * c.opt (Wdeprecated): Enable for C and ObjC.
15605 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
15606 (C++ Dialect Options): Move -Wno-deprecated from here to...
15607 (Warning Options): ... here.
15609 2008-05-13 Richard Guenther <rguenther@suse.de>
15611 PR middle-end/36227
15612 * fold-const.c (fold_sign_changed_comparison): Do not allow
15613 changes in pointer-ness.
15615 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15618 * config/sh/sh.c (sh_expand_prologue): Don't clear
15619 RTX_FRAME_RELATED_P for push insns.
15621 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
15623 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
15625 2008-05-12 Anatoly Sokolov <aesok@post.ru>
15627 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
15628 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
15629 Use 'machine->is_leaf' instead of 'leaf_func_p'.
15631 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
15633 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
15634 (*vec_concatv4sf_sse): This.
15635 (*sse2_concatv2si): Renamed to ...
15636 (*vec_concatv2si_sse2): This.
15637 (*sse1_concatv2si): Renamed to ...
15638 (*vec_concatv2si_sse): This.
15639 (*vec_concatv2di_rex): Renamed to ...
15640 (*vec_concatv2di_rex64): This.
15641 (*vec_concatv2si_sse4_1): New.
15642 (*vec_concatv2di_rex64_sse4_1): Likewise.
15644 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
15646 PR rtl-optimization/36111
15647 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
15648 that was created for swappable operands.
15650 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
15653 * Makefile.in: Substitute GNATMAKE and GNATBIND.
15654 * configure.ac: Add call to ACX_PROG_GNAT.
15656 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
15658 * optc-gen.awk: Fix comment typo.
15660 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
15662 * pretty-print.c (pp_integer_with_precision): Use
15663 HOST_LONG_LONG_FORMAT.
15665 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
15667 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
15669 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
15671 * config/i386/i386.c (bdesc_ptest): Removed.
15672 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
15673 (bdesc_args): Add __builtin_ia32_ptestz128,
15674 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
15675 (ix86_init_mmx_sse_builtins): Updated.
15676 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
15677 (ix86_expand_builtin): Updated.
15679 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
15681 * tree-cfg.c (valid_fixed_convert_types_p): New function.
15682 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
15684 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
15686 * value-prof.c (interesting_stringop_to_profile): Do not
15687 return early for BUILT_IN_MEMPCPY.
15689 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
15691 * calls.c (expand_call): Don't use callgraph to increase
15692 preferred_stack_boundary.
15694 * cgraph.h (cgraph_rtl_info): Use unsigned on
15695 preferred_incoming_stack_boundary.
15697 * final.c (rest_of_clean_state): Use unsigned on
15698 preferred_stack_boundary.
15700 2008-05-09 Tom Tromey <tromey@redhat.com>
15702 PR preprocessor/22231:
15703 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
15706 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
15708 PR tree-optimization/36129
15709 * tree-ssa-ccp.c: Include value-prof.h.
15710 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
15711 built-in function was folded to a constant.
15712 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
15714 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
15715 Sebastian Pop <sebastian.pop@amd.com>
15717 * tree-scalar-evolution.c: Document instantiate_scev.
15718 (instantiate_parameters_1): Renamed instantiate_scev_1.
15719 Don't use the same loop for instantiation_loop and evolution_loop.
15720 (instantiate_scev): New.
15721 (instantiate_parameters): Moved...
15722 (resolve_mixers): Update call to instantiate_scev_1 to pass the
15723 same loop twice. Maintains the semantics for this function.
15724 * tree-scalar-evolution.h (instantiate_scev): Declare.
15725 (instantiate_parameters): ...here. Now static inline.
15726 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
15727 instead of resolve_mixers.
15729 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
15731 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
15733 2008-05-09 Tomas Bily <tbily@suse.cz>
15735 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
15736 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
15737 * tree-ssa-structalias.c (get_constraint_for): Likewise.
15738 * c-common.c (c_common_truthvalue_conversion): Likewise.
15739 * tree-object-size.c (compute_object_offset): Likewise.
15740 * tree-inline.c (estimate_num_insns_1): Likewise.
15741 * varasm.c (const_hash_1, compare_constant, copy_constant)
15742 (compute_reloc_for_constant, output_addressed_constants)
15743 (initializer_constant_valid_p): Likewise.
15744 * c-omp.c (check_omp_for_incr_expr): Likewise.
15745 * gimplify.c (gimplify_expr): Likewise.
15746 * c-typeck.c (c_finish_return): Likewise.
15747 * tree-vectorizer.c (supportable_widening_operation)
15748 (supportable_narrowing_operation): Likewise.
15749 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
15750 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
15751 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
15752 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
15753 (descr_info_loc): Likewise.
15754 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15755 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
15756 (fold_unary): Likewise.
15757 * builtins.c (get_pointer_alignment): Likewise.
15758 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
15759 (instantiate_parameters_1): Likewise.
15760 * tree.c (expr_align, stabilize_reference): Likewise.
15761 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
15762 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
15763 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
15764 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
15765 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
15766 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
15768 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
15769 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
15770 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
15771 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
15772 (forward_propagate_comparison)
15773 (tree_ssa_forward_propagate_single_use_vars): Likewise.
15774 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
15775 * emit-rtl.c (component_ref_for_mem_expr)
15776 (set_mem_attributes_minus_bitpos): Likewise.
15777 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
15778 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
15780 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
15781 (build_function_call, pointer_diff, build_compound_expr)
15782 (c_finish_return): Likewise.
15783 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
15784 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
15786 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
15787 * expr.c (is_aligning_offset): Likewise.
15788 * tree-ssa-alias.c (is_escape_site): Likewise.
15789 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
15790 (check_all_va_list_escapes): Likewise.
15791 * tree-ssa-loop-ivopts.c (determine_base_object)
15792 (determine_common_wider_type): Likewise.
15793 * dojump.c (do_jump): Likewise.
15794 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
15795 * tree-gimple.c (is_gimple_cast): Likewise.
15796 * fold-const.c (decode_field_reference, )
15797 (fold_sign_changed_comparison, fold_unary, fold_comparison)
15798 (fold_binary): Likewise.
15799 * tree-ssa-alias-warnings.c (find_alias_site_helper)
15800 (already_warned_in_frontend_p): Likewise.
15801 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
15802 * tree.c (really_constant_p, get_unwidened): Likewise.
15803 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
15804 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
15805 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
15807 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
15809 (CONVERT_EXPR_P): Define.
15810 (CASE_CONVERT): Define.
15812 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
15814 PR middle-end/36117
15815 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
15816 (delete_unmarked_insns): When deleting a call, call
15817 delete_unreachable_blocks.
15818 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
15819 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
15821 2008-05-08 Richard Guenther <rguenther@suse.de>
15823 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
15824 (-ftree-salias): Likewise.
15825 (salias-max-implicit-fields): Remove param documentation.
15826 (salias-max-array-elements): Likewise.
15827 * tree-pass.h (pass_create_structure_vars): Remove.
15828 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15829 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15830 * tree-ssa-alias.c (create_structure_vars): Remove.
15831 (gate_structure_vars): Likewise.
15832 (pass_create_structure_vars): Likewise.
15833 (gate_build_alias): Likewise.
15834 (pass_build_alias): Adjust to run always and dump the function.
15835 * common.opt (ftree-salias): Hide.
15836 * passes.c (init_optimization_passes): Remove
15837 pass_create_structure_vars, adjust comment.
15838 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15839 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15840 * opts.c (decode_options): Do not set flag_tree_salias.
15841 (common_handle_option): Add OPT_ftree_salias to the backward
15842 compatibility section.
15844 2008-05-08 Richard Guenther <rguenther@suse.de>
15846 * tree-flow-inline.h (var_can_have_subvars): Move ...
15847 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
15848 * tree-flow.h (var_can_have_subvars): Remove.
15849 (push_fields_onto_fieldstack): Remove.
15850 (sort_fieldstack): Likewise.
15851 (struct fieldoff): Move ...
15852 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
15853 alias_set and base_for_components fields.
15854 (sort_fieldstack): Make static.
15855 (push_fields_onto_fieldstack): Likewise. Remove code that
15856 handles anything but RECORD_TYPEs. Remove alias_set and
15857 base_for_components handling.
15858 (create_variable_info_for): Adjust.
15860 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
15862 * common.opt (Wframe-larger-than=): Shorten the help message
15864 * doc/invoke.texi (Wframe-larger-than=): Add more description.
15866 2008-05-08 Rafael EspÃndola <espindola@google.com>
15868 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
15870 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
15871 trap and that both operands are gimple values.
15872 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
15873 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
15876 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15878 * read-rtl.c (join_c_conditions): Return the first string if the
15879 two strings are equal.
15881 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15883 * gensupport.h (pred_data): Add a "num_codes" field.
15884 (add_predicate_code): Declare.
15885 * gensupport.c (add_predicate_code): New function.
15886 (std_pred_table): Add an "allows_const_p" field.
15887 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
15888 Remove the (incomplete) list of such codes from the codes field.
15889 (init_predicate_table): Use add_predicate_code. Add all
15890 RTX_CONST_OBJs if allows_const_p is true.
15891 * genrecog.c (process_define_predicate): Use add_predicate_code.
15893 2008-05-08 David Daney <ddaney@avtrex.com>
15894 Richard Sandiford <rsandifo@nildram.co.uk>
15896 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
15897 special case of constant zero operands.
15898 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
15899 old and new values. Special case constant zero values.
15900 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
15902 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
15903 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
15905 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
15908 * simplify-rtx.c (simplify_plus_minus): Create CONST of
15909 similar RTX_CONST_OBJ before CONST_INT.
15911 2008-05-08 Steve Ellcey <sje@cup.hp.com>
15913 * stmt.c (expand_stack_restore): Change sa mode if needed.
15915 2008-05-08 Richard Guenther <rguenther@suse.de>
15917 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
15918 return type to bool.
15919 (ix86_sol10_return_in_memory): Likewise.
15920 (ix86_i386elf_return_in_memory): Likewise.
15921 (ix86_i386interix_return_in_memory): Likewise.
15922 * config/i386/i386.c (ix86_return_in_memory): Likewise.
15923 (ix86_sol10_return_in_memory): Likewise.
15924 (ix86_i386elf_return_in_memory): Likewise.
15925 (ix86_i386interix_return_in_memory): Likewise.
15927 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15930 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
15932 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
15933 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
15936 2008-05-08 Richard Guenther <rguenther@suse.de>
15938 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
15939 * tree-data-ref.h (struct dr_alias): Remove subvars field.
15940 (DR_SUBVARS): Remove.
15941 * tree-dfa.c (dump_subvars_for): Remove.
15942 (debug_subvars_for): Likewise.
15943 (dump_variable): Do not dump subvars.
15944 (remove_referenced_var): Do not remove subvars.
15945 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
15946 (lookup_subvars_for_var): Remove.
15947 (get_subvars_for_var): Likewise.
15948 (get_subvars_at): Likewise.
15949 (get_first_overlapping_subvar): Likewise.
15950 (overlap_subvar): Likewise.
15951 * tree-flow.h (subvar_t): Remove.
15952 (struct var_ann_d): Remove subvars field.
15953 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
15954 argument. Remove special handling of SFTs.
15955 (compute_tag_properties): Likewise.
15956 (set_initial_properties): Likewise.
15957 (compute_call_clobbered): Likewise.
15958 (count_mem_refs): Likewise.
15959 (compute_memory_partitions): Likewise.
15960 (compute_flow_insensitive_aliasing): Likewise.
15961 (setup_pointers_and_addressables): Likewise.
15962 (new_type_alias): Likewise.
15963 (struct used_part): Remove.
15964 (used_portions): Likewise.
15965 (struct used_part_map): Likewise.
15966 (used_part_map_eq): Likewise.
15967 (used_part_map_hash): Likewise.
15968 (free_used_part_map): Likewise.
15969 (up_lookup): Likewise.
15970 (up_insert): Likewise.
15971 (get_or_create_used_part_for): Likewise.
15972 (create_sft): Likewise.
15973 (create_overlap_variables_for): Likewise.
15974 (find_used_portions): Likewise.
15975 (create_structure_vars): Likewise.
15976 * tree.def (STRUCT_FIELD_TAG): Remove.
15977 * tree.h (MTAG_P): Adjust.
15978 (struct tree_memory_tag): Remove base_for_components and
15979 unpartitionable flags.
15980 (struct tree_struct_field_tag): Remove.
15981 (SFT_PARENT_VAR): Likewise.
15982 (SFT_OFFSET): Likewise.
15983 (SFT_SIZE): Likewise.
15984 (SFT_NONADDRESSABLE_P): Likewise.
15985 (SFT_ALIAS_SET): Likewise.
15986 (SFT_UNPARTITIONABLE_P): Likewise.
15987 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
15988 (union tree_node): Remove sft field.
15989 * alias.c (get_alias_set): Remove special handling of SFTs.
15990 * print-tree.c (print_node): Remove handling of SFTs.
15991 * tree-dump.c (dequeue_and_dump): Likewise.
15992 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
15993 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
15994 * tree-predcom.c (set_alias_info): Do not set subvars.
15995 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
15996 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
15997 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
15998 (add_vars_for_offset): Remove.
15999 (add_virtual_operand): Remove special handling of SFTs.
16000 (add_call_clobber_ops): Likewise.
16001 (add_call_read_ops): Likewise.
16002 (get_asm_expr_operands): Likewise.
16003 (get_modify_stmt_operands): Likewise.
16004 (get_expr_operands): Likewise.
16005 (add_to_addressable_set): Likewise.
16006 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
16007 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
16008 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
16009 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
16010 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
16011 (tree_node_structure): Likewise.
16012 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
16014 (find_what_p_points_to): Likewise.
16016 2008-05-08 Sa Liu <saliu@de.ibm.com>
16018 * config/spu/spu.md: Fixed subti3 pattern.
16020 2008-05-08 Richard Guenther <rguenther@suse.de>
16022 PR middle-end/36154
16023 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
16024 sure to create a representative for trailing arrays for PTA.
16026 2008-05-08 Richard Guenther <rguenther@suse.de>
16028 PR middle-end/36172
16029 * fold-const.c (operand_equal_p): Two objects which types
16030 differ in pointerness are not equal.
16032 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
16034 * calls.c (compute_argument_block_size): Add argument tree fndecl.
16035 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
16036 (emit_library_call_value_1): Add new variable fndecl initialized by
16037 NULL_TREE. It should be the decl type of orgfun, but this information
16038 seems not to be available here, so it uses the default calling abi.
16039 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
16040 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
16041 by TARGET_RETURN_IN_MEMORY.
16042 * config/i386/i386-interix.h: Likewise.
16043 * config/i386/i386.h: Likewise.
16044 * config/i386/i386elf.h: Likewise.
16045 * config/i386/ptx4-i.h: Likewise.
16046 * config/i386/sol2-10.h: Likewise.
16047 * config/i386/sysv4.h: Likewise.
16048 * config/i386/vx-common.h: Likewise.
16049 * config/cris/cris.h: Removed #if 0 clause.
16050 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
16051 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
16053 (ix86_sol10_return_in_memory): Likewise.
16054 (ix86_i386elf_return_in_memory): New.
16055 (ix86_i386interix_return_in_memory): New.
16056 * config/mt/mt-protos.h (mt_return_in_memory): New.
16057 * config/mt/mt.c: Likewise.
16058 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
16059 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
16060 * config/bfin/bfin.h: Likewise.
16061 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
16063 * config/bfin/bfin.c: Likewise.
16064 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
16065 * config/alpha/unicosmk.h: Likewise.
16066 * config/i386/cygming.h: Likewise.
16067 * config/iq2000/iq2000.h: Likewise.
16068 * config/mips/mips.h: Likewise.
16069 * config/mn10300/mn10300.h: Likewise.
16070 * config/rs6000/rs6000.h: Likewise.
16071 * config/score/score.h: Likewise.
16072 * config/spu/spu.h: Likewise.
16073 * config/v850/v850.h: Likewise.
16074 * defaults.h: Likewise.
16075 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
16076 * expr.c (emit_block_move): Adjust use of
16077 OUTGOING_REG_PARM_STACK_SPACE.
16078 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
16079 OUTGOING_REG_PARM_STACK_SPACE.
16080 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
16082 2008-05-08 Jakub Jelinek <jakub@redhat.com>
16084 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
16085 on OMP_RETURN for OMP_FOR.
16088 * dwarf2out.c (dw_expand_expr, common_check): Removed.
16089 (fortran_common): New function.
16090 (gen_variable_die): Call fortran_common instead of common_check,
16091 adjust for it returning tree instead of rtx. Formatting.
16093 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
16097 * see.c (see_copy_insn): Copy new pure const attributes for new call.
16098 * c-decl.c (merge_decls): Ditto.
16099 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
16100 to RTL_CONST_OR_PURE_CALL_P.
16101 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
16102 Initialized DECL_LOOPING_CONST_PURE.
16103 (process_call_operands): Set tree_side_effects properly.
16104 * tree.h (TREE_READONLY_DECL_P): Removed.
16105 (DECL_IS_PURE): Renamed to DECL_PURE_P.
16106 (DECL_LOOPING_OR_CONST_P): New macro.
16107 (struct tree_function_decl): Added looping_const_or_pure_p.
16108 (ECF_*) Renumbered.
16109 (ECF_LOOPING_OR_CONST_P): New macro.
16110 * rtlanal.c (pure_const_p): Removed.
16111 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
16112 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
16113 to RTL_CONST_CALL_P.
16114 * ipa-pure-const.c (pure_const_state_e): Added looping field.
16115 (check_decl, check_tree, check_call, scan_function): Initialize
16117 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
16118 (static_execute): Set looping true for recursive functions.
16119 Undo setting state to IPA_NEITHER for recursive functions.
16120 * cse.c (cse_insn):
16121 * ifcvt.c (noce_can_store_speculate_p): Changed
16122 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
16123 RTL_CONST_OR_PURE_CALL_P.
16124 * dse.c (scan_insn): Ditto.
16125 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
16126 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
16127 RTL_CONST_OR_PURE_CALL_P.
16128 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
16129 pure_call_p to RTL_CONST_CALL_P.
16130 * gimplify.c (gimplify_call_expr): Clear side effects for
16131 non-looping pure and constant calls.
16132 * calls.c (emit_call_1): Set rtl flags from ecf flags.
16133 (flags_from_decl_or_type): Set ecf flags from decl flags.
16134 (initialize_argument_information): Turn off
16135 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
16136 Change const to pure if callee_copies is true rather than just
16138 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
16139 way of marking pure calls.
16140 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
16141 Remove hack that was supposed to fix pr7335 and remove old
16142 way of marking pure calls.
16143 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
16144 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
16145 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
16146 RTL_CONST_OR_PURE_CALL_P.
16147 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
16148 * loop-invariant.c (find_exits, find_invariant_bb): Changed
16149 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
16150 * sched-deps.c (schedule_analyze): Ditto.
16151 * rtl.h (struct rtx_def): Use call field, unchanging field, and
16152 return_val field of calls to represent pure and const function info.
16153 (CONST_OR_PURE_CALL_P): Deleted macro.
16154 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
16155 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
16156 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
16158 * tree-optimize.c (execute_fixup_cfg): Added test for
16159 ECF_LOOPING_CONST_OR_PURE.
16160 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
16162 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
16163 effects for looping pure or const calls.
16164 (verify_gimple_expr): Added verification code.
16165 * config/alpha/alpha.c (alpha_legitimize_address,
16166 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
16168 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
16169 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
16170 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
16171 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
16172 RTL_CONST_OR_PURE_CALL_P.
16173 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
16174 and const calls to be deleted.
16176 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
16179 * config/i386/mmx.md (mmx_subv2sf3): New expander.
16180 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
16181 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
16182 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16183 to handle nonimmediate operands.
16184 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
16185 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
16186 to handle nonimmediate operands.
16187 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
16188 (mmx_pmulhrwv4hi3): New expander. Use
16189 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16190 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
16191 (sse2_umulv1siv1di3): New expander. Use
16192 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16193 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
16194 (mmx_eq<mode>3): New expander. Use
16195 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16196 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
16197 (mmx_uavgv8qi3): New expander. Use
16198 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16199 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
16200 (mmx_uavgv4hi3): New expander. Use
16201 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16203 * config/i386/sse.md
16204 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
16205 to handle nonimmediate operands.
16206 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
16207 to handle nonimmediate operands.
16208 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
16209 to handle nonimmediate operands.
16210 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
16211 to handle nonimmediate operands.
16212 (sse2_unpckhpd_exp): New expander. Use
16213 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16214 (sse2_unpcklpd_exp): New expander. Use
16215 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16216 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
16217 to handle nonimmediate operands.
16218 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
16219 to handle nonimmediate operands.
16220 (*sse2_<plusminus_insn><mode>3): Rename from
16221 sse2_<plusminus_insn><mode>3 insn pattern.
16222 (sse2_<plusminus_insn><mode>3): New expander. Use
16223 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16224 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
16225 (sse2_umulv2siv2di3): New expander. Use
16226 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16227 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
16228 (sse4_1_mulv2siv2di3): New expander. Use
16229 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16230 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
16231 (sse2_pmaddwd): New expander. Use
16232 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16233 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
16234 (sse2_eq<mode>3): New expander. Use
16235 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16236 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
16237 (sse4_1_eqv2di3): New expander. Use
16238 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16239 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
16240 (sse2_uavgv16qi3): New expander. Use
16241 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16242 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
16243 (sse2_uavgv16qi3): New expander. Use
16244 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16245 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
16246 (sse2_uavgv8hi3): New expander. Use
16247 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16248 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
16249 (ssse3_pmulhrswv8hi3): New expander. Use
16250 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16251 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
16252 (ssse3_pmulhrswv4hi3): New expander. Use
16253 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16255 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
16256 (<sse>_vmmul<mode>3): Ditto.
16257 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
16259 (ssse3_pmaddubsw128): Use register_operand for operand 1.
16260 (ssse3_pmaddubsw): Ditto.
16262 * config/i386/i386.c (struct_builtin_description)
16263 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
16264 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
16265 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
16266 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
16267 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
16268 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
16269 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
16270 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
16271 (ix86_fixup_binary_operands): Assert that src1
16272 and src2 must have the same mode when swapped.
16273 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
16274 and ix86_binary_operator_ok. Do not force operands in registers
16277 2008-05-07 Jan Hubicka <jh@suse.cz>
16279 * cgraph.c (dump_cgraph_node): Update.
16280 * cgraph.h (cgraph_local_info): Break out inline summary.
16281 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
16283 * ipa-inline (inline_summary): New accestor function.
16284 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
16285 cgraph_decide_inlining, compute_inline_parameters): Update.
16286 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
16288 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
16290 Cleanup ColdFire scheduling support and add V4 pipeline model.
16292 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
16293 (define_attr cpu): Add cfv4 value.
16294 (define_attr type, define_attr type1): Merge into a single 'type'
16295 attribute. Update all uses.
16296 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
16297 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
16299 (define_attr opx_mem, define_attr opy_mem): Remove.
16300 (define_attr op_mem): Clean up, update comment.
16301 (define_attr size): Use specific values instead of general int.
16302 (define_attr guess, define_attr split): Remove. Update all uses.
16303 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
16304 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
16305 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
16306 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
16307 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
16308 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
16309 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
16310 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
16311 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
16312 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
16313 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
16314 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
16315 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
16316 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
16317 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
16318 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
16319 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
16320 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
16321 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
16322 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
16323 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
16324 Update or set attributes.
16325 (stack_tie): New fake instruction.
16327 * config/m68k/m68k.h (TUNE_CFV4): New macro.
16328 (m68k_sched_attr_size): Update declaration.
16329 (m68k_sched_attr_type2): Remove.
16330 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
16331 Declare new bypass predicates.
16333 * config/m68k/m68k.c (m68k_sched_issue_rate,
16334 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
16336 (TARGET_SCHED_ISSUE_RATE,
16337 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
16338 (override_options): Handle scheduling for ColdFire V4 core.
16339 (m68k_expand_prologue): Emit stack_tie.
16340 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
16341 'OP_TYPE_FPN'. Update all uses.
16342 (sched_guess_p): Remove.
16343 (sched_address_type): Handle symbolic addresses.
16344 (sched_get_operand): New static function.
16345 (sched_operand_type): Merge into sched_attr_op_type.
16346 (sched_attr_op_type): Handle FP registers, handle quick constants,
16348 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
16349 (m68k_sched_attr_size): Update. Move logic to ...
16350 (sched_get_attr_size_int): New static function.
16351 (sched_get_opxy_mem_type): New static function.
16352 (m68k_sched_attr_op_mem): Update.
16353 (m68k_sched_attr_type2): Remove.
16354 (sched_cfv4_bypass_data): New static variable.
16355 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
16356 (m68k_sched_issue_rate): Implement scheduler hook.
16357 (struct _sched_ib: enabled_p): New field.
16358 (m68k_sched_variable_issue): Update. Handle V4.
16359 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
16360 sched_dump_class_func_t, sched_dump_split_class,
16361 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
16362 sched_dump_dfa_class, m68k_sched_dump): Remove.
16363 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
16365 (m68k_sched_init_global): Remove statisctics dumping, introduce
16366 sanity check that all instructions have pipeline reservations. Handle
16368 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
16369 Handle ColdFire V4 core.
16370 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
16371 New static functions.
16372 (m68k_sched_address_bypass_p): New bypass predicate.
16373 (sched_get_indexed_address_scale): New static function.
16374 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
16376 * cf.md: Update comments.
16377 (define_attr type2): Remove. Use 'type' attribute instead.
16379 (cf_ib): Rename to cfv123_ib. Update all uses.
16380 (cf_oep): Rename to cfv123_oep. Update all uses.
16381 (cf_chr): Rename to cfv123_chr. Update all uses.
16382 (cf_mem): Rename to cfv123_mem. Update all uses.
16383 (cf_mac): Move to more appropriate place.
16384 (cfv123_guess): New automaton and cpu_unit.
16385 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
16386 Update uses of 'size' attribute. Handle before reload scheduling.
16387 (cfv123_guess): New dummy reservation for unhandled instructions.
16388 (cfv4_*): Pipeline description of ColdFire V4 core.
16389 (ignore): New reservation to handle 'ignore' type.
16391 2008-05-07 Ian Lance Taylor <iant@google.com>
16393 PR middle-end/36013
16394 * gimplify.c (find_single_pointer_decl_1): Don't look through
16396 (find_single_pointer_decl): Adjust comments.
16398 2008-05-07 Jakub Jelinek <jakub@redhat.com>
16400 PR middle-end/36137
16401 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
16402 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
16404 PR middle-end/36106
16405 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
16406 integral type rather than floating point, then VIEW_CONVERT_EXPR
16407 to the floating point type.
16409 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
16411 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
16412 TFmode op0 to register.
16414 2008-05-07 Alan Modra <amodra@bigpond.net.au>
16416 * c-decl.c (grokdeclarator): Comment typo.
16418 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
16420 * tree-flow.h: Remove prototype for computed_goto_p.
16421 * tree-cfg.c (computed_goto_p): Make static.
16423 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
16426 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
16427 (contains_aligned_value_p): This. Handle _Decimal128.
16428 (ix86_function_arg_boundary): Only align _Decimal128 to its
16429 natural boundary and handle it properly.
16431 2008-05-06 Martin Jambor <mjambor@suse.cz>
16433 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
16434 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
16435 (ipcp_method_set_orig_node): Removed.
16436 (ipcp_cval_get_cvalue_type): Removed.
16437 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
16438 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
16439 (ipcp_cval_set_cvalue_type): Removed.
16440 (ipcp_cval_get_cvalue): Removed.
16441 (ipcp_cval_set_cvalue): Removed.
16442 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
16443 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
16444 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
16445 (ipcp_cval_meet): Renamed to ipa_lattice_meet
16446 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
16447 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
16448 (ipcp_get_ith_lattice): Changed parameters.
16449 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
16450 (ipcp_lattice_from_jfunc): Changed parameters.
16451 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
16452 (ipcp_method_cval_print): Added temporary variable info.
16453 (ipcp_redirect): Removed already unused local variable caller.
16454 (ipcp_redirect): New temporary variable orig_callee_info
16455 (ipcp_redirect): Removed newly unused local variable callee.
16456 (ipcp_redirect): Removed (a bit confusing) local variable type.
16457 (ipcp_insert_stage): Added local variable info.
16458 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
16460 (ipcp_formal_create): Removed.
16461 (ipcp_method_cval_set): Removed.
16462 (ipcp_propagate_stage): Renamed lattice variables.
16463 (ipcp_method_cval_set_cvalue_type): Removed.
16464 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
16465 (ipcp_print_all_lattices): Changed printed strings to refer to
16466 lattices rather than cvals.
16467 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
16468 (ipcp_propagate_const): Changed formal parameters.
16469 (build_const_val): Changed formal parameters.
16470 (ipcp_insert_stage): Removed useless variable cvalue
16471 (build_const_val): Changed formal parameters.
16472 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
16473 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
16474 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
16475 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
16476 (ipcp_print_func_profile_counts): Changed string from "method" to
16478 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
16479 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
16480 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
16481 (ipcp_structures_print): Renamed to ipcp_print_all_structures
16482 (ipcp_profile_print): Renamed to ipcp_print_profile_data
16483 (ipcp_lat_is_const): Changed parameters and made inline.
16484 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
16485 (ipcp_redirect): Renamed to ipcp_need_redirect_p
16486 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
16487 the predicate condition directly
16488 (ipcp_propagate_stage): Added local variable args. Removed local
16489 variable callee. (Both are mere code simplifications.)
16490 (ipcp_method_dont_insert_const): Renamed to
16491 ipcp_node_not_modifiable_p.
16492 (ipcp_node_not_modifiable_p): Made inline.
16493 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
16494 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
16495 (ipcp_print_all_lattices): Removed variable cvalue
16496 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
16499 2008-05-06 Olivier Hainque <hainque@adacore.com>
16501 * tree-sra.c (try_instantiate_multiple_fields): Early return
16502 if field has POINTER_TYPE.
16504 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
16506 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
16507 by using 'q' specifier for instruction.
16508 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
16510 2008-05-06 Anatoly Sokolov <aesok@post.ru>
16512 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
16513 Change mode of zero_extract from QImode to HImode.
16514 (sign bit tests peepholes): (Ditto.).
16516 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
16518 * config/i386/mmx.md: Remove double backslashes from asm templates.
16519 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
16520 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16521 to handle nonimmediate operands.
16522 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
16523 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16524 to handle nonimmediate operands.
16525 (*mmx_<code>v2sf3_finite): New insn pattern.
16526 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
16527 (mmx_<code>v2sf3): New expander. Use
16528 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16529 (mmx_<plusminus_insn><mode>3): New expander. Use
16530 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16531 (*mmx_<plusminus_insn><mode>3): New insn pattern.
16532 (mmx_add<mode>3): Removed.
16533 (mmx_ssadd<mode>3): Ditto.
16534 (mmx_usadd<mode>3): Ditto.
16535 (mmx_sub<mode>3): Ditto.
16536 (mmx_sssub<mode>3): Ditto.
16537 (mmx_ussub<mode>3): Ditto.
16538 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
16539 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
16540 to handle nonimmediate operands.
16541 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
16543 (mmx_smulv4hi3_highpart): New expander. Use
16544 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16545 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
16547 (mmx_umulv4hi3_highpart): New expander. Use
16548 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16549 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
16550 (mmx_<code>v4hi3): New expander. Use
16551 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16552 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
16553 (mmx_<code>v8qi3): New expander. Use
16554 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16555 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
16556 (mmx_<code><mode>3): New expander. Use
16557 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16559 2008-05-05 Jan Hubicka <jh@suse.cz>
16561 PR tree-optimization/36118
16562 * passes.c (pass_init_dump_file): Fix dump header.
16564 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
16566 PR middle-end/36141
16567 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
16568 VCE for function decls.
16570 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
16572 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
16574 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
16576 * config/i386/i386.md (sat_plusminus): New.
16577 (plusminus_insn): Likewise.
16578 (plusminus_mnemonic): Likewise.
16580 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
16581 (*<addsub><mode>3_cc_overflow): Renamed to ...
16582 (*<plusminus_insn><mode>3_cc_overflow): This.
16583 (*<addsub>si3_zext_cc_overflow): Renamed to ...
16584 (*<plusminus_insn>si3_zext_cc_overflow): This.
16586 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
16587 (<plusminus_insn><mode>3): This.
16588 (*<addsub><mode>3): Renamed to ...
16589 (*<plusminus_insn><mode>3): This.
16590 (<sse>_vm<addsub><mode>3): Renamed to ...
16591 (<sse>_vm<plusminus_insn><mode>3): This.
16592 (sse3_h<addsub>v4sf3): Renamed to ...
16593 (sse3_h<plusminus_insn>v4sf3): This.
16594 (sse3_h<addsub>v2df3): Renamed to ...
16595 (sse3_h<plusminus_insn>v2df3): This.
16596 (<plusminus_insn><mode>3): New.
16597 (*<plusminus_insn><mode>3): Likewise.
16598 (sse2_<plusminus_insn><mode>3): Likewise.
16599 (add<mode>): Removed.
16600 (*add<mode>3): Likewise.
16601 (sse2_ssadd<mode>3): Likewise.
16602 (sse2_usadd<mode>3): Likewise.
16603 (sub<mode>3): Likewise.
16604 (*sub<mode>3): Likewise.
16605 (sse2_sssub<mode>3): Likewise.
16606 (sse2_ussub<mode>3): Likewise.
16608 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
16610 * gthr-single.h: Add in required interface elements as per gthr.h.
16611 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
16612 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
16613 Generalize UNUSED macro.
16614 (__gthread_once): Add.
16615 (__gthread_key_create): Add.
16616 (__gthread_key_delete): Add.
16617 (__gthread_getspecific): Add.
16618 (__gthread_setspecific): Add.
16620 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
16622 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
16623 the same size types for the indirect reference on the rhs, then
16626 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
16628 * config/i386/i386.md
16629 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
16630 one insn template instead of template series.
16631 (*xordi_1_rex64): Ditto.
16632 (*xordi_2_rex64): Ditto.
16634 2008-05-05 Ira Rosen <irar@il.ibm.com>
16636 PR tree-optimization/36119
16637 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
16640 2008-06-04 Jan Hubicka <jh@suse.cz>
16642 tree-optimization/36100
16643 * tree-pass.h (pass_O0_always_inline): Declare.
16644 * ipa-inline.c (inline_transform): Remove dead code.
16645 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
16646 pass_O0_always_inline): New.
16647 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
16649 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
16651 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
16652 mnemonic in this_param move for TARGET_64BIT.
16654 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
16656 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
16657 (*strmovsi_rex_1): Ditto.
16658 (*strsetsi_1): Ditto.
16659 (*strsetsi_rex_1): Ditto.
16661 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
16662 adddicc expanders using SWI mode iterator.
16664 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
16667 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
16670 2008-05-04 David S. Miller <davem@davemloft.net>
16672 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
16673 (sparc*-*-linux*): Use linux.h in tm_file.
16674 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
16675 compiler defaulting to 32-bit.
16676 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
16678 * config/sparc/linux.h: Remove definitions now obtained
16679 properly from linux.h
16680 * config/sparc/linux64.h: Likewise.
16681 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
16682 don't want this setting for 32-bit builds in a biarch compiler.
16683 * doc/install.texi: Add sparc-linux to list of targets
16684 supporting --enable-targets=all.
16686 2008-05-03 Andrew Pinski <pinskia@gmail.com>
16688 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
16690 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
16692 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
16693 after V4SI_FTYPE_V8HI.
16694 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
16695 case V4SI_FTYPE_V2DF.
16697 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
16699 * doc/invoke.texi (max-flow-memory-locations): Removed.
16700 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
16702 2008-05-03 Richard Guenther <rguenther@suse.de>
16704 PR middle-end/34973
16705 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
16707 2008-05-02 David S. Miller <davem@davemloft.net>
16709 * config.gcc (need_64bit_hwint): Document libcpp dependency.
16711 2008-05-02 Simon Baldwin <simonb@google.com>
16714 * c-common.h (warn_array_subscript_range): Removed.
16715 * c-common.c (warn_array_subscript_range): Ditto.
16716 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
16717 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
16719 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
16721 * config/i386/i386.c (ix86_special_builtin_type): New.
16722 (bdesc_special_args): Likewise.
16723 (ix86_expand_special_args_builtin): Likewise.
16724 (ix86_init_mmx_sse_builtins): Updated.
16725 (ix86_expand_builtin): Updated.
16726 (ix86_expand_store_builtin): Removed.
16727 (ix86_expand_unop_builtin): Likewise.
16729 * config/i386/mm3dnow.h (__v2sf): Moved to ...
16730 * config/i386/mmintrin.h (__v2sf): Here.
16732 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
16734 (_mm_loadl_pi): Likewise.
16735 (_mm_storeh_pi): Replace __v2si with __v2sf.
16736 (_mm_storel_pi): Likewise.
16738 * doc/extend.texi: Correct __builtin_ia32_loadhps,
16739 __builtin_ia32_loadlps, __builtin_ia32_storehps,
16740 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
16741 __builtin_ia32_loadlpd.
16743 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
16745 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
16746 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
16747 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
16748 (ix86_init_mmx_sse_builtins): Updated.
16749 (ix86_expand_args_builtin): Likewise.
16750 (ix86_expand_builtin): Likewise.
16751 (ix86_expand_unop1_builtin): Renamed to ...
16752 (ix86_expand_unop_vec_merge_builtin): This.
16754 2008-05-01 Jan Hubicka <jh@suse.cz>
16757 * ipa-inline.c (inline_generate_summary): Make static.
16758 (inline_transform): Do not call inlining at -O0; make static.
16759 * passes.c (execute_todo): Add sanity check.
16760 (execute_one_ipa_transform_pass): Execute proper flags.
16762 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
16764 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
16765 (DECL_NONADDRESSABLE_P): Likewise.
16766 * alias.c (record_component_aliases): Fix comment.
16768 2008-05-01 Simon Baldwin <simonb@google.com>
16770 * c-common.h (warn_array_subscript_range): New function.
16771 * c-common.c (warn_array_subscript_range): Ditto.
16772 * tree-vrp.c (check_array_ref): Corrected code to agree with
16773 comment, ignoring only arrays of size 0 or size 1.
16774 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
16776 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16778 * config/i386/i386.c (ix86_builtin_type): Replace
16779 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
16780 (bdesc_args): Updated.
16781 (ix86_init_mmx_sse_builtins): Likewise.
16782 (ix86_expand_args_builtin): Likewise.
16784 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
16787 * doc/extend.texi: Correct __builtin_ia32_palignr.
16789 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16792 * config/i386/i386.c (bdesc_crc32): Removed.
16793 (ix86_expand_crc32): Likewise.
16794 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
16795 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
16796 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
16797 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
16798 UINT_FTYPE_UINT_UCHAR.
16799 (bdesc_args): Updated. Add crc32 builtins.
16800 (ix86_init_mmx_sse_builtins): Updated.
16801 (ix86_expand_args_builtin): Updated to support subreg.
16803 * doc/extend.texi: Correct __builtin_ia32_crc32di.
16805 2008-05-01 Jan Hubicka <jh@suse.cz>
16807 * tree-pass.h (opt_pass): Add IPA_PASS.
16808 (varpool_node, cgraph_node): Forward declare.
16809 (ipa_opt_pass): Define.
16810 (pass_ipa_inline): Turn into ipa_opt_pass.
16811 (pass_apply_inline): Remove.
16812 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
16813 (apply_inline): Turn into ....
16814 (inline_transform): ... this one.
16815 (inline_generate_summary): New function.
16816 (pass_apply_inline): Remove.
16817 * function.h (ipa_opt_pass): Forward declare structure; typedef;
16819 (struct function): Add ipa_transforms_to_apply.
16820 * passes.c (register_one_dump_file): Work on IPA_PASS.
16821 (init_optimization_passes): Remove pass_inline_parameters and
16823 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
16824 (execute_one_pass) ... here; apply transforms when possible.
16825 (add_ipa_transform_pass, execute_ipa_summary_asses,
16826 execute_one_ipa_transform_pass): New.
16827 (execute_ipa_pass_list): Update for IPA_PASS type.
16829 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16831 * config/i386/i386.c (ix86_builtin_type): Add
16832 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
16833 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
16834 (bdesc_args): Add SSE4a builtins.
16835 (ix86_init_mmx_sse_builtins): Updated.
16836 (ix86_expand_args_builtin): Likewise.
16837 (ix86_expand_builtin): Likewise.
16839 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16841 * config/i386/i386.c (ix86_builtin_type): Add
16842 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
16843 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
16844 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
16845 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
16846 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
16847 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
16848 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
16849 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
16850 and DI_FTYPE_DI_DI_INT.
16851 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
16852 (ix86_init_mmx_sse_builtins): Updated.
16853 (ix86_expand_args_builtin): Likewise.
16854 (ix86_expand_builtin): Likewise.
16855 (ix86_expand_binop_imm_builtin): Removed.
16857 * doc/extend.texi: Correct __builtin_ia32_palignr128.
16859 2008-04-30 Richard Guenther <rguenther@suse.de>
16861 PR tree-optimization/32921
16862 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
16864 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
16866 * config/arm/arm.c (arm_unwind_emit): Use
16867 crtl->all_throwers_are_sibcalls instead of
16868 cfun->all_throwers_are_sibcalls.
16869 (arm_output_fn_unwind): Likewise.
16870 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
16871 instead of cfun->uses_pic_offset_table.
16872 (frv_expand_prologue): Likewise.
16873 (frv_frame_pointer_required): Likewise.
16874 (frv_expand_fdpic_call): Likewise.
16875 (frv_emit_movsi): Likewise.
16876 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
16877 cfun->returns_pcc_struct instead of
16878 current_function_returns_pcc_struct.
16879 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
16880 instead of cfun->calls_eh_return.
16881 (m32c_pushm_popm): Likewise.
16882 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
16883 "extern" declaration.
16885 2008-04-30 Richard Guenther <rguenther@suse.de>
16887 PR tree-optimization/21636
16888 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
16890 (evaluate_stmt): Print the likely value.
16891 (ccp_visit_stmt): Avoid excessive vertical spacing.
16893 2008-04-30 Rafael EspÃndola <espindola@google.com>
16895 * builtins.c (fold_call_expr): Return realret.
16896 * tree-ssa-threadedge.c
16897 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
16898 __builtin_object_size.
16900 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
16902 * gcc.c (wrapper_string): New variable.
16903 (insert_wrapper): New function.
16904 (execute): New option -wrapper.
16905 * doc/invoke.texi (Overall Options): New driver option -wrapper.
16907 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
16909 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
16910 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
16911 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
16913 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
16914 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
16915 config/rs6000/e500crtres64gprctr.asm,
16916 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
16917 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
16918 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
16919 config/rs6000/e500crtsav64gprctr.asm,
16920 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
16921 config/rs6000/e500crtsavg64gprctr.asm: New files.
16922 * config/rs6000/t-ppccomm: Add build rules for new files.
16923 (LIB2FUNCS_STATIC_EXTRA): Add new files.
16924 * config/rs6000/t-netbsd: Add build rules for new files.
16925 (LIB2FUNCS_STATIC_EXTRA): New variable.
16926 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
16927 (CRTSAVRES_DEFAULT_SPEC): Likewise.
16928 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
16930 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
16932 * config/i386/i386.c (ix86_builtin_type): Add
16933 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
16934 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
16935 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
16936 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
16937 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
16938 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
16939 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
16940 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
16941 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
16942 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
16943 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
16944 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
16945 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
16946 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
16947 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
16948 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
16949 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
16950 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
16951 V1DI_FTYPE_V2SI_V2SI.
16952 (bdesc_2arg): Moved to ...
16953 (bdesc_args): Here.
16954 (ix86_init_mmx_sse_builtins): Updated.
16955 (ix86_expand_args_builtin): Updated. Take a pointer
16956 to const struct builtin_description. Handle comparison
16958 (ix86_expand_sse_compare): Take a new argument for swapping operands.
16959 (ix86_expand_builtin): Updated.
16961 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
16962 (ssse3_pmaddubsw128): This.
16963 (ssse3_pmaddubswv4hi3): Renamed to ...
16964 (ssse3_pmaddubsw): This.
16966 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
16967 (__builtin_ia32_packssdw128): Likewise.
16968 (__builtin_ia32_packuswb128): Likewise.
16969 (__builtin_ia32_pmaddubsw): Likewise.
16970 (__builtin_ia32_pmaddubsw128): Likewise.
16972 2008-04-30 Richard Guenther <rguenther@suse.de>
16974 PR tree-optimization/14847
16975 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
16976 (recognize_bits_test): Use it.
16977 (recognize_single_bit_test): Likewise.
16979 2008-04-30 Martin Jambor <mjambor@suse.cz>
16981 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
16982 instead of setting number of formal parameters to zero.
16983 (ipcp_init_stage): Do not set the number of actual parameters to zero
16985 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
16986 which are called with variable number of arguments.
16987 (ipcp_insert_stage): Explicitely skipping all nodes which are
16988 called with variable number of arguments.
16989 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
16990 number of parameters.
16992 * ipa-prop.h (struct ipa_node_params): Added flag
16993 called_with_var_arguments
16994 (ipa_set_param_count): Added. Changed sole setter to use it.
16995 (ipa_get_param_count): Added. All readers of param_count
16996 converted to use it instead.
16997 (ipa_set_called_with_variable_arg): Added.
16998 (ipa_is_called_with_var_arguments): Added.
16999 (ipa_get_ith_param): Added. All readers of param_decls converted
17001 (ipa_set_cs_argument_count): Added, sole writer to argument_count
17003 (ipa_get_cs_argument_count): Added, all readers of argument_count
17005 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
17008 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
17009 (struct ipcp_lattice): Renamed cval_type to type
17010 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
17012 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
17013 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
17014 (ipcp_insert_stage): Changed the type of variable cvalue to tree
17015 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
17016 (build_const_val): Changed the type of parameter cvalue to tree
17017 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
17018 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
17020 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
17023 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
17024 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
17025 (ipa_add_method): Renamed to ipa_push_func_to_list
17026 (ipa_remove_method): Renamed to ipa_pop_func_from_list
17027 (ipa_callsite_param_count): Removed.
17028 (ipa_callsite_param_count_set): Removed.
17029 (ipa_callsite_param): Removed.
17030 (ipa_callsite_callee): Removed.
17031 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
17032 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
17033 (ipa_method_formal_count): Removed.
17034 (ipa_method_formal_count_set): Removed.
17035 (ipa_method_get_tree): Removed.
17036 (ipa_method_tree_map_create): Removed.
17037 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
17038 (ipa_create_param_decls_array): Creates the array itself
17039 (ipa_create_param_decls_array): Temporary variable info instead of
17040 a few dereferences.
17041 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
17042 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
17043 (get_type): Removed.
17044 (ipa_jf_get_info_type): Removed.
17045 (ipa_node_create): Renamed to ipa_create_node_params
17046 (ipa_free): Renamed to ipa_free_all_node_params
17047 (ipa_nodes_create): Renamed to ipa_create_all_node_params
17048 (ipa_edges_create): Renamed to ipa_create_all_edge_args
17049 (ipa_edges_free): Renamed to ipa_free_all_edge_args
17050 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
17051 (ipa_free_all_node_params): Deallocation to jump_functions moved to
17052 ipa_free_all_edge_args
17053 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
17054 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
17055 (ipa_create_methodlist_node): Removed.
17056 (ipa_methodlist_method): Removed.
17057 (ipa_methodlist_method_set): Removed.
17058 (ipa_methodlist_next_method): Removed.
17059 (ipa_methodlist_next_method_set): Removed.
17060 (ipa_method_is_modified): Removed.
17061 (ipa_method_modify_create): Removed.
17062 (ipa_method_modify_init): Temporary variable info instead of a few
17064 (ipa_detect_param_modifications): Temporary variable info instead of
17065 a few dereferences.
17066 (ipa_compute_jump_functions): Temporary variable info instead of
17067 a few dereferences.
17068 (ipa_method_modify_set): Removed.
17069 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
17070 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
17071 than craph_node as the first parameter.
17072 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
17073 (ipa_method_modify_init): Removed.
17074 (ipa_compute_jump_functions): Added a temp variable instead of
17075 repeatadly dereferencing the cgraph_edge.aux pointer
17076 (ipa_callsite_param_set_type): Removed.
17077 (ipa_compute_jump_functions): i renamed to index and moved to
17079 (ipa_callsite_param_set_info_type_formal): Removed.
17080 (ipa_callsite_param_set_info_type): Removed.
17081 (ipa_callsite_param_map_create): Removed.
17082 (ipa_callsite_tree): Removed.
17083 (ipa_callsite_caller): Removed.
17084 (ipa_pop_func_from_list): return_method removed to return_func
17086 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
17087 prefixed all values with IPA_. Changed all users.
17088 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
17089 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
17090 and FORMAL_IPATYPE IPA_PASS_THROUGH.
17091 (union parameter_info): Renamed to jump_func_value.
17092 (union jump_func_value): Renamed value to constant
17093 (struct ipa_jump_func): Renamed info_type to value
17094 (struct ipa_node): Renamed to ipa_node_params
17095 (struct ipa_node_params): Renamed ipa_arg_num to param_count
17096 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
17097 (struct ipa_node_params): Renamed ipa_mod to modified_flags
17098 (struct ipa_edge): Renamed to ipa_edge_args
17099 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
17100 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
17101 (struct ipa_methodlist): Renamed to ipa_func_list
17102 (struct ipa_func_list): method_p renamed to node, next_method
17104 (ipa_methodlist_p): Removed, switched all users to struct pointer
17105 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
17107 2008-04-30 Alan Modra <amodra@bigpond.net.au>
17109 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
17110 (rs6000_emit_epilogue): Use backchain to restore only when we
17111 have a large frame. Make use of frame pointer to restore if we
17112 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
17114 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
17116 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
17117 Add mode to zero_extract.
17118 (sign bit tests peepholes): (Ditto.).
17120 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
17122 * config/i386/i386.c (ix86_builtins): Replace Prescott New
17123 Instructions in comments with SSE3.
17124 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
17125 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
17126 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
17127 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
17128 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
17129 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
17130 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
17131 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
17132 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
17133 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
17134 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
17135 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
17136 (bdesc_sse_args): Renamed to ...
17137 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
17138 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
17139 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
17140 IX86_BUILTIN_FABSQ.
17141 (bdesc_1arg): Moved to ...
17142 (bdesc_args): Here.
17143 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
17144 Instructions in comments with SSE3.
17145 (ix86_expand_sse_operands_builtin): Renamed to ...
17146 (ix86_expand_args_builtin): This. Updated.
17147 (ix86_expand_unop1_builtin): Update comments.
17148 (ix86_expand_builtin): Updated.
17150 2008-04-29 Richard Guenther <rguenther@suse.de>
17152 PR tree-optimization/36078
17153 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
17154 Update virtual SSA form after cleaning up the CFG.
17156 2008-04-29 Richard Guenther <rguenther@suse.de>
17158 PR middle-end/15255
17159 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
17161 2008-04-29 Richard Guenther <rguenther@suse.de>
17163 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
17164 (compute_may_aliases): Do not call finalize_ref_all_pointers.
17165 (compute_flow_insensitive_aliasing): Do not treat
17166 PTR_IS_REF_ALL pointers special.
17167 (get_smt_for): Likewise.
17168 (may_alias_p): Re-structure.
17169 (is_escape_site): A ref-all pointer conversion is not an escape site.
17170 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
17171 PTR_IS_REF_ALL pointers special.
17172 * tree-ssa-structalias.h (struct alias_info): Remove
17173 ref_all_symbol_mem_tag field.
17174 (PTR_IS_REF_ALL): Remove.
17176 2008-04-29 Richard Guenther <rguenther@suse.de>
17178 PR middle-end/36077
17179 * fold-const.c (extract_muldiv_1): In combining division constants
17180 make sure to never overflow.
17182 2008-04-29 Nick Clifton <nickc@redhat.com>
17184 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
17186 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17189 * optc-gen.awk: Work around HP-UX/IA awk bug.
17191 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
17193 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
17196 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
17199 * config/i386/i386.md
17200 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
17201 Change operand 1 predicate to nonimmediate_operand.
17203 2008-04-28 Jakub Jelinek <jakub@redhat.com>
17206 * dwarf2out.c (struct die_struct): Mark as chain_circular through
17208 * gengtype.c (walk_type, write_func_for_structure): Handle
17210 * doc/gty.texi: Document chain_circular.
17212 2008-04-28 Richard Guenther <rguenther@suse.de>
17214 PR tree-optimization/36066
17215 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
17218 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
17221 * config/i386/i386.md
17222 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
17223 Use match_scratch instead of match_operand for operands 3 and 4.
17225 2008-04-27 Richard Guenther <rguenther@suse.de>
17227 PR tree-optimization/18754
17228 PR tree-optimization/34223
17229 * tree-pass.h (pass_complete_unrolli): Declare.
17230 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
17231 loop size before and after unconditionally of UL_NO_GROWTH in effect.
17232 Rewrite loop into loop closed SSA form if it is not already.
17233 (tree_unroll_loops_completely): Re-structure to iterate over
17234 innermost loops with intermediate CFG cleanups.
17235 Unroll outermost loops only if requested or the code does not grow
17237 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
17238 loops are available.
17239 (tree_vectorize): Instead do so here.
17240 (tree_complete_unroll): Also unroll outermost loops.
17241 (tree_complete_unroll_inner): New function.
17242 (gate_tree_complete_unroll_inner): Likewise.
17243 (pass_complete_unrolli): New pass.
17244 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
17245 uses outside of the loop.
17246 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
17247 form if it is available.
17248 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
17249 * passes.c (init_optimization_passes): Schedule complete inner
17250 loop unrolling pass before the first CCP pass after final inlining.
17252 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
17254 * targhooks.h (default_emutls_var_fields,
17255 default_emutls_var_init): Declare.
17256 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
17257 * target.h (struct gcc_target): Add struct emutls member.
17258 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
17259 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
17260 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
17261 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
17262 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
17263 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
17264 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
17265 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
17266 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
17267 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
17268 emit debug information.
17269 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
17270 * varasm.c: Include targhooks.h.
17271 (emutls_object_section, emutls_tmpl_section): New.
17272 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
17273 (EMUTLS_SEPARATOR): New.
17274 (prefix_name): New.
17275 (get_emutls_object_name): New.
17276 (default_emutls_var_fields): New, broken out of ...
17277 (get_emutls_object_type): ... here. Adjust to use target hooks.
17278 (get_emutls_init_templ_addr): Adjust to use target hooks.
17279 (emutls_decl): Adjust to use target hooks.
17280 (emutls_finish): Likewise.
17281 (default_emutls_var_init): New, broken out of ...
17282 (assemble_variable): ... here. Adjust to use target hooks.
17283 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
17284 SECCAT_EMUTLS_TMPL.
17285 * c-common.c (handle_section_attribute): Prevent overriding
17286 sections for emulated tls with special sections.
17287 * config/i386/i386.c (x86_64_elf_select_section): Add
17288 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
17289 (x86_64_elf_unique_section): Likewise.
17290 * config/vxworks.c: Include tree.h.
17291 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
17292 (vxworks_override_options): Set TLS scheme.
17293 * doc/tm.texi (Emulated TLS): New node.
17295 2008-04-26 Simon Baldwin <simonb@google.com>
17298 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
17299 with propagated string constants.
17301 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
17303 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
17304 constraint for operand 2 when operand 0 is memory operand.
17305 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
17306 operand 0 is memory operand.
17307 (fix_trunc<mode>_i387_with_temp): Ditto.
17308 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
17309 operand 2 when operand 1 is memory operand.
17310 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
17311 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
17312 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
17313 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
17314 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
17315 operands 2,3 and 4 when operand 1 is memory operand.
17316 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
17318 (fistdi2_floor_with_temp): Ditto.
17319 (fist<mode>2_floor_with_temp): Ditto.
17320 (fistdi2_ceil_with_temp): Ditto.
17321 (fist<mode>2_ceil_with_temp): Ditto.
17322 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
17324 2008-04-26 David Daney <ddaney@avtrex.com>
17326 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
17328 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
17329 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
17330 UNSPEC_UPDATE_GOT_VERSION): Renumber.
17331 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
17332 (compare_and_swap_12): New insn.
17333 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
17334 * config/mips/mips.c (mips_force_binary): New function.
17335 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
17336 (mips_expand_compare_and_swap_12): New function.
17337 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
17339 2008-04-25 Jan Hubicka <jh@suse.cz>
17342 * cfgexpand.c (pass_expand): Turn into RTL pass.
17343 * passes.c (execute_one_pass): Do pass typechecking after execution.
17344 * tree-pass.h (pass_expand): Turn into RTL pass.
17346 * function.h (struct rtl_data): Move here fields
17347 accesses_prior_frames, calls_eh_return, saves_all_registers,
17348 has_nonlocal_goto, has_asm_statement, is_thunk,
17349 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
17350 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
17351 arg_pointer_save_area_init from struct function; turn into bool.
17352 (struct function): Move
17353 calls_eh_return, saves_all_registers, has_nonlocal_goto,
17354 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
17355 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
17356 tail_call_emit, arg_pointer_save_area_init
17357 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
17358 (current_function_returns_struct, current_function_returns_pcc_struct,
17359 current_function_calls_setjmp, current_function_calls_alloca,
17360 current_function_accesses_prior_frames,
17361 current_function_calls_eh_return, current_function_is_thunk,
17362 current_function_stdarg, current_function_profile,
17363 current_function_limit_stack, current_function_uses_pic_offset_table,
17364 current_function_uses_const_pool, current_function_has_nonlocal_label,
17365 current_function_saves_all_registers,
17366 current_function_has_nonlocal_goto,
17367 current_function_has_asm_statement): Remove accesor macros.
17368 * ra-conflict.c (global_conflicts): Update.
17369 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
17370 (suitable_for_tail_call_opt_p): Update.
17371 * builtins.c (expand_builtin_return_addr): Update.
17372 (expand_builtin_setjmp_setup): Update.
17373 (expand_builtin_nonlocal_goto): Update.
17374 * final.c (final_start_function): Update.
17375 (profile_function): Update.
17376 (leaf_function_p): Update.
17377 (only_leaf_regs_used): Update.
17378 * df-scan.c (df_get_exit_block_use_set): Update.
17379 * dojump.c (clear_pending_stack_adjust): Update.
17380 * tree-stdarg.c (gate_optimize_stdarg): Update.
17381 * gimple-low.c (lower_function_body): Update.
17382 * global.c (compute_regsets): Update.
17383 (global_alloc): Update.
17384 * dwarf2out.c (dwarf2out_begin_prologue): Update.
17385 * expr.c (expand_assignment): Update.
17386 * dse.c (dse_step0): Update.
17387 (dse_step1): Update.
17388 * c-decl.c (store_parm_decls): Update.
17389 * local-alloc.c (combine_regs): Update.
17390 (find_free_reg): Update.
17391 * function.c (assign_parms_augmented_arg_list): Update.
17392 (assign_parm_find_data_types): Update.
17393 (assign_parms): Update.
17394 (allocate_struct_function): Update.
17395 (expand_function_start): Update.
17396 (expand_function_end): Update.
17397 (get_arg_pointer_save_area): Update.
17398 (thread_prologue_and_epilogue_insns): Update.
17399 (rest_of_match_asm_constraints): Update.
17400 * stor-layout.c (variable_size): Update.
17401 * gcse.c (gcse_main): Update.
17402 (bypass_jumps): Update.
17403 * gimplify.c (gimplify_function_tree): Update.
17404 * calls.c (emit_call_1): Update.
17405 (expand_call): Update.
17406 * bt-load.c (compute_defs_uses_and_gen): Update.
17407 * except.c (sjlj_assign_call_site_values): Update.
17408 (sjlj_emit_function_enter): Update.
17409 (can_throw_external): Update.
17410 (set_nothrow_function_flags): Update.
17411 (expand_builtin_unwind_init): Update.
17412 (expand_eh_return): Update.
17413 (convert_to_eh_region_ranges): Update.
17414 (output_function_exception_table): Update.
17415 * emit-rtl.c (gen_tmp_stack_mem): Update.
17416 * cfgexpand.c (expand_used_vars): Update.
17417 (tree_expand_cfg): Update.
17418 * cfgcleanup.c (rest_of_handle_jump): Update.
17419 * explow.c (allocate_dynamic_stack_space): Update.
17420 * varasm.c (assemble_start_function): Update.
17421 (force_const_mem): Update.
17422 (mark_constant_pool): Update.
17423 * tree-optimize.c (tree_rest_of_compilation): Update.
17424 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
17425 * tree-cfg.c (notice_special_calls): Update.
17426 (is_ctrl_altering_stmt): Update.
17427 (tree_can_make_abnormal_goto): Update.
17428 (tree_purge_dead_abnormal_call_edges): Update.
17429 * config/alpha/predicates.md: Update.
17430 * config/alpha/alpha.c (alpha_sa_mask): Update.
17431 (alpha_sa_size): Update.
17432 (alpha_does_function_need_gp): Update.
17433 (alpha_expand_prologue): Update.
17434 (alpha_start_function): Update.
17435 (alpha_output_function_end_prologue): Update.
17436 (alpha_expand_epilogue): Update.
17437 * config/frv/frv.c (frv_stack_info): Update.
17438 (frv_expand_epilogue): Update.
17439 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
17440 (s390_register_info): Update.
17441 (s390_frame_info): Update.
17442 (s390_init_frame_layout): Update.
17443 (s390_can_eliminate): Update.
17444 (save_gprs): Update.
17445 * config/spu/spu.c (spu_split_immediate): Update.
17446 (need_to_save_reg): Update.
17447 (spu_expand_prologue): Update.
17448 (spu_expand_epilogue): Update.
17449 * config/sparc/sparc.md: Update.
17450 * config/sparc/sparc.c (eligible_for_return_delay): Update.
17451 (sparc_tls_got): Update.
17452 (legitimize_pic_address): Update.
17453 (sparc_emit_call_insn): Update.
17454 (sparc_expand_prologue): Update.
17455 (output_return): Update.
17456 (print_operand): Update.
17457 (sparc_function_ok_for_sibcall): Update.
17458 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
17459 * config/m32r/m32r.md: Update.
17460 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
17461 (m32r_compute_frame_size): Update.
17462 (m32r_expand_prologue): Update.
17463 (m32r_expand_epilogue): Update.
17464 (m32r_legitimize_pic_address): Update.
17465 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
17466 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
17467 * config/i386/i386.c (ix86_frame_pointer_required): Update.
17468 (gen_push): Update.
17469 (ix86_save_reg): Update.
17470 (ix86_compute_frame_layout): Update.
17471 (ix86_expand_prologue): Update.
17472 (ix86_expand_epilogue): Update.
17473 * config/sh/sh.c (output_stack_adjust): Update.
17474 (calc_live_regs): Update.
17475 (sh5_schedule_saves): Update.
17476 (sh_expand_prologue): Update.
17477 (sh_expand_epilogue): Update.
17478 (sh_setup_incoming_varargs): Update.
17479 (sh_allocate_initial_value): Update.
17480 (sh_get_pr_initial_val): Update.
17481 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
17482 * config/sh/sh.md (label:): Update.
17483 * config/avr/avr.c (out_movhi_mr_r): Update.
17484 * config/crx/crx.h (enum): Update.
17485 * config/xtensa/xtensa.h (along): Update.
17486 * config/stormy16/stormy16.c Update.
17487 (xstormy16_compute_stack_layout): Update.
17488 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
17489 (fr30_expand_prologue): Update.
17490 * config/cris/cris.c (cris_conditional_register_usage): Update.
17491 (cris_reg_saved_in_regsave_area): Update.
17492 (cris_initial_frame_pointer_offset): Update.
17493 (cris_simple_epilogue): Update.
17494 (cris_expand_prologue): Update.
17495 (cris_expand_epilogue): Update.
17496 (cris_expand_pic_call_address): Update.
17497 (cris_asm_output_symbol_ref): Update.
17498 (cris_asm_output_label_ref): Update.
17499 * config/cris/cris.md Update.
17500 * config/iq2000/iq2000.c (compute_frame_size): Update.
17501 (iq2000_expand_epilogue): Update.
17502 * config/mt/mt.h (save_direction): Update.
17503 * config/mn10300/mn10300.c (mn10300_function_value): Update.
17504 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
17505 (ia64_secondary_reload_class): Update.
17506 * config/m68k/m68k.c (m68k_save_reg): Update.
17507 (m68k_expand_prologue): Update.
17508 (m68k_expand_epilogue): Update.
17509 (legitimize_pic_address): Update.
17510 * config/rs6000/rs6000.c (rs6000_got_register): Update.
17511 (first_reg_to_save): Update.
17512 (first_altivec_reg_to_save): Update.
17513 (compute_vrsave_mask): Update.
17514 (compute_save_world_info): Update.
17515 (rs6000_stack_info): Update.
17516 (spe_func_has_64bit_regs_p): Update.
17517 (rs6000_ra_ever_killed): Update.
17518 (rs6000_emit_eh_reg_restore): Update.
17519 (rs6000_emit_allocate_stack): Update.
17520 (rs6000_emit_prologue): Update.
17521 (rs6000_emit_epilogue): Update.
17522 (rs6000_output_function_epilogue): Update.
17523 (output_profile_hook): Update.
17524 (rs6000_elf_declare_function_name): Update.
17525 * config/rs6000/rs6000.h (rs6000_args): Update.
17526 * config/rs6000/rs6000.md: Update.
17527 * config/mcore/mcore.c (mcore_expand_prolog): Update.
17528 * config/arc/arc.c (arc_output_function_epilogue): Update.
17529 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
17530 * config/darwin.c (machopic_function_base_name): Update.
17531 * config/score/score3.c (score3_compute_frame_size): Update.
17534 (score3_epilogue): Update.
17535 * config/score/score7.c (score7_compute_frame_size): Update.
17536 (score7_prologue): Update.
17537 (score7_epilogue): Update.
17538 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
17539 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
17540 * config/arm/arm.c (use_return_insn): Update.
17541 (require_pic_register): Update.
17542 (arm_load_pic_register): Update.
17543 (arm_compute_save_reg0_reg12_mask): Update.
17544 (arm_compute_save_reg_mask): Update.
17545 (thumb1_compute_save_reg_mask): Update.
17546 (output_return_instruction): Update.
17547 (arm_output_function_prologue): Update.
17548 (arm_output_epilogue): Update.
17549 (arm_get_frame_offsets): Update.
17550 (arm_expand_prologue): Update.
17551 (thumb_pushpop): Update.
17552 (thumb_exit): Update.
17553 (thumb1_expand_prologue): Update.
17554 (thumb1_expand_epilogue): Update.
17555 (arm_unwind_emit): Update.
17556 (arm_output_fn_unwind): Update.
17557 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
17558 * config/arm/arm.md: Update.
17559 * config/pa/pa.md: Update.
17560 * config/pa/pa.c (legitimize_pic_address): Update.
17561 (compute_frame_size): Update.
17562 (hppa_expand_prologue): Update.
17563 (hppa_expand_epilogue): Update.
17564 (borx_reg_operand): Update.
17565 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
17566 (HARD_REGNO_RENAME_OK): Update.
17567 * config/mips/mips.c (mips_global_pointer): Update.
17568 (mips_save_reg_p): Update.
17569 (mips_compute_frame_info): Update.
17570 (mips_frame_pointer_required): Update.
17571 (mips_expand_prologue): Update.
17572 (mips_expand_epilogue): Update.
17573 (mips_can_use_return_insn): Update.
17574 (mips_reorg_process_insns): Update.
17575 * config/v850/v850.c (compute_register_save_size): Update.
17576 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
17577 * config/mmix/mmix.c (along): Update.
17578 (mmix_expand_epilogue): Update.
17579 * config/bfin/bfin.c (legitimize_pic_address): Update.
17580 (must_save_p): Update.
17581 (stack_frame_needed_p): Update.
17582 (add_to_reg): Update.
17583 (bfin_expand_prologue): Update.
17584 * stmt.c (expand_asm_operands): Update.
17585 * reload1.c (reload): Update.
17586 (init_elim_table): Update.
17588 2008-04-25 Bob Wilson <bob.wilson@acm.org>
17590 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
17592 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
17594 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
17595 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
17596 (mov<mode>): Removed.
17597 (*movv4sf_internal): Likewise.
17598 (*movv2df_internal): Likewise.
17600 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
17602 * config.gcc (crx-*-elf): Remove deprecation.
17604 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
17606 * config/i386/cygming-crtend.c (register_frame_ctor): Register
17607 __gcc_deregister_frame with atexit.
17608 (deregister_frame_dtor): Remove.
17610 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
17611 Nathan Sidwell <nathan@codesourcery.com>
17613 * config/rs6000/rs6000.opt (mspe): Remove Var property.
17615 * config/rs6000/rs6000.h (rs6000_spe): Declare.
17616 (rs6000_isel): Likewise.
17617 * config/rs6000/rs6000.c (rs6000_spe): New variable.
17618 (rs6000_isel): New variable.
17619 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
17621 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17624 * c-common.c (handle_vector_size_attribute): Call
17625 lang_hooks.types.reconstruct_complex_type instead of
17626 reconstruct_complex_type.
17627 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
17628 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
17629 * langhooks.h (struct lang_hooks_for_types): Add
17630 reconstruct_complex_type hook.
17631 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
17632 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
17634 2008-04-24 Richard Guenther <rguenther@suse.de>
17636 * c-common.h (check_builtin_function_arguments): Declare.
17637 * c-common.c (validate_nargs): New function.
17638 (check_builtin_function_arguments): Likewise.
17639 * c-typeck.c (build_function_call): Call
17640 check_builtin_function_arguments.
17641 * builtins.c (fold_builtin_classify): Remove error reporting code.
17642 (fold_builtin_unordered_cmp): Likewise.
17643 (fold_builtin_1): Likewise.
17644 (fold_builtin_n): Likewise.
17646 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17648 PR tree-optimization/36008
17649 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
17650 the original op1, rather than delta by step.
17652 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
17653 Sebastian Pop <sebastian.pop@amd.com>
17655 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
17656 eliminate_local_variables_stmt, eliminate_local_variables,
17657 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
17658 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
17659 of code delimited by two edges in the CFG.
17660 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
17661 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
17662 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
17663 the case of parallelisation of reductions.
17664 (expr_invariant_in_region_p): New.
17666 * tree-flow.h (gather_blocks_in_sese_region): Declared.
17667 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
17669 2008-04-24 Ira Rosen <irar@il.ibm.com>
17670 Richard Guenther <rguenther@suse.de>
17672 PR tree-optimization/36034
17673 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
17674 incapable of dealing with loads with gaps.
17676 2008-04-24 Rafael EspÃndola <espindola@google.com>
17678 * tree-flow.h (vrp_evaluate_conditional): Change signature.
17679 * tree-ssa-propagate.c (fold_predicate_in): Update call to
17680 vrp_evaluate_conditional.
17681 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
17682 (vrp_evaluate_conditional): Split the cond argument.
17683 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
17684 (simplify_stmt_for_jump_threading): Update call to
17685 vrp_evaluate_conditional.
17687 2008-04-24 Ira Rosen <irar@il.ibm.com>
17689 PR tree-optimization/35982
17690 * tree-vect-analyze.c (vect_check_interleaving): Check that the
17691 interleaved data-refs are of the same type.
17693 2008-04-24 Danny Smith <dannysmith@users.net>
17695 * c-format.c (check_format_info_main): Use strncmp rather than a
17696 magic prefix to handle multichar length specs.
17697 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
17698 Don't prefix "I64" and "I32" with '\0'.
17700 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17703 * config/i386/i386.c (init_cumulative_args): Don't pass anything
17704 in registers for -m32 only if stdarg_p (fntype).
17706 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
17708 PR rtl-optimization/36006
17709 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
17710 temp to op0 in order to avoid invalid rtx sharing.
17712 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
17714 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
17715 check TREE_INVARIANT.
17716 * tree-gimple.c (is_gimple_address): New.
17717 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
17718 * tree-gimple.h (is_gimple_address): New.
17719 * tree.h (decl_address_invariant_p): New.
17720 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
17721 (build_string): Likewise.
17722 (decl_address_invariant_p): New, from is_gimple_invariant_address.
17723 (tree_invariant_p_1): Likewise.
17724 (save_expr): Use it.
17725 (tree_invariant_p): New.
17726 (skip_simple_arithmetic): Use it.
17727 (stabilize_reference_1): Use it.
17728 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
17730 (build1_stat): Drop code to compute TREE_INVARIANT.
17731 (build2_stat): Drop code to compute TREE_INVARIANT.
17732 (build3_stat): Drop code to compute TREE_INVARIANT.
17733 (build4_stat): Drop code to compute TREE_INVARIANT.
17734 (build5_stat): Drop code to compute TREE_INVARIANT.
17735 (build7_stat): Drop code to compute TREE_INVARIANT.
17736 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
17737 * tree.h (struct tree_base): Remove invariant_flag.
17738 (TREE_INVARIANT): Remove.
17739 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
17740 (fold_builtin_expect): Check TREE_CONSTANT.
17741 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
17742 * c-tree.h (c_expr_to_decl): Drop third parameter.
17743 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
17744 (build_c_cast): Don't set TREE_INVARIANT.
17745 (pop_init_level): Don't set TREE_INVARIANT.
17746 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
17747 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
17749 (gimplify_init_constructor): Don't set TREE_INVARIANT.
17750 (gimplify_addr_expr): Adjust comment.
17751 * tree-mudflap.c (mf_build_string):
17752 * print-tree.c (print_node): Don't print TREE_INVARIANT.
17753 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
17754 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
17755 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
17756 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
17757 * langhooks.h (struct lang_hooks): Drop third parameter from
17760 2008-04-23 Richard Guenther <rguenther@suse.de>
17762 PR tree-optimization/27799
17763 PR tree-optimization/32921
17764 PR tree-optimization/32624
17765 * tree-ssa-structalias.c (merge_smts_into): Only merge the
17766 SMTs aliases and the tag itself into the solution.
17767 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
17768 merge the points-to solution back into the SMT aliases.
17769 (may_alias_p): Use alias_set_subset_of instead of
17770 aliases_conflict_p. A pointer which points to
17771 memory with alias set zero may access any variable.
17773 2008-04-23 Richard Guenther <rguenther@suse.de>
17775 * alias.c (alias_set_subset_of): Correctly handle asking
17776 if zero is a subset of an alias set with zero child.
17777 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
17778 (compute_flow_insensitive_aliasing): Correctly walk all
17779 pointers. Do not unnecessarily union sets.
17781 2008-04-23 Richard Guenther <rguenther@suse.de>
17783 PR middle-end/36021
17784 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
17786 2008-04-22 Tomas Bily <tbily@suse.cz>
17788 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
17790 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
17792 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
17793 * tree-ssa-structalias.c (get_constraint_for): Likewise.
17794 * tree-inline.c (estimate_num_insns_1): Likewise.
17795 * varasm.c (const_hash_1, compare_constant, copy_constant)
17796 (compute_reloc_for_constant, output_addressed_constants): Likewise.
17797 * emit-rtl.c (component_ref_for_mem_expr)
17798 (set_mem_attributes_minus_bitpos): Likewise.
17799 * expr.c (highest_pow2_factor, expand_expr_real_1, )
17800 (is_aligning_offset): Likewise.
17801 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
17802 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
17803 * dojump.c (do_jump): Likewise.
17804 * builtins.c (get_pointer_alignment, get_memory_rtx)
17805 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
17806 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
17808 2008-04-23 Jakub Jelinek <jakub@redhat.com>
17810 PR rtl-optimization/36017
17811 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
17812 expanding the library call.
17814 2008-04-22 Ian Lance Taylor <iant@google.com>
17816 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
17817 than size_in_bytes.
17819 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
17821 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
17822 of LR/CTR moves for Power6.
17824 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
17826 PR middle-end/36003
17827 * passes.c (init_optimization_passes): Remove
17828 pass_fast_rtl_byte_dce.
17830 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
17833 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
17834 builtin functions to generate faster code.
17835 (_mm_cvtpu16_ps): Ditto.
17836 (_mm_cvtpi32x2_ps): Ditto.
17838 2008-04-22 Nick Clifton <nickc@redhat.com>
17840 * common.opt (ftree-loop-distribution): Add Optimization
17843 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
17844 (frv_expand_builtin_va_start): Likewise.
17846 * config/arm/arm.c (thumb_find_work_register): Fix location of
17847 argument register count.
17849 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17851 Support scheduling for ColdFire V1 and V3 microarchitecture.
17852 Improve scheduling of multiplication instructions.
17854 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
17855 (mac): New instruction attribute.
17856 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
17857 (m68k_sched_mac): New variable.
17858 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
17859 Handle cfv1 and cfv3.
17860 (max_insn_size): New static variable.
17861 (struct _sched_ib): New type.
17862 (sched_ib): New static variable.
17863 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
17864 to fields of 'struct _sched_ib sched_ib'. Update all uses.
17865 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
17867 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
17868 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
17869 new variables. Update.
17870 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
17871 Add modeling of cfv3 instruction buffer. Update.
17872 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
17873 * config/m68k/m68k.h (TUNE_CFV3): New macro.
17874 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
17875 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
17876 a particular reservation applies to.
17877 (type2): Reorganize attribute values. Rename alu to alu_reg,
17878 alu_l to alu, move_l to omove. Join move to alu. Split mul
17879 to mul_l and mul_w.
17880 (cf_ib_*): Simplify description of instruction buffer.
17881 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
17882 (cf_mem): Split into cf_mem1 and cf_mem2.
17883 (cf_v2_move_??): Rename to cfv12_alu_??.
17884 (cf_v2_move_l_??): Rename to cfv12_omove_??.
17885 (cf_v2_mul_??): Remove reservations.
17886 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
17887 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
17888 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
17890 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
17891 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
17892 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
17893 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
17894 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
17895 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
17896 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
17897 expansions of the above reservations for instructions of sizes
17900 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17902 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
17904 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
17906 * coverage.c: Include tree-pass.h.
17907 (coverage_counter_alloc): Print da_file_name to the dump file.
17909 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
17911 * sbitmap.c (sbitmap_range_empty_p): New function.
17912 * sbitmap.h (sbitmap_range_empty_p): New function.
17913 * bitmap.h: Now includes obstack.h.
17915 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
17916 Kenneth Zadeck <zadeck@naturalbridge.com>
17918 * dbgcnt.def (ra_byte_scan): Added.
17919 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
17920 when the last hit happens for a counter.
17921 * timevar.def (TV_DF_BYTE_LR): New variable.
17922 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
17923 * passes.c (pass_fast_rtl_byte_dce): New pass.
17924 * fwprop.c (update_df): Added mode to call df_ref_create.
17925 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17926 DF_REF_EXTRACT_OFFSET.
17927 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
17928 DF_BYTE_LR_OUT, df_byte_lr): New macro.
17930 (df_ref_extract): Added mode field.
17931 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
17932 DF_REF_EXTRACT_OFFSET.
17933 (DF_REF_EXTRACT_MODE): New macro.
17934 (df_byte_lr_bb_info): New structure.
17935 (df_print_byte_regset, df_compute_accessed_bytes,
17936 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
17937 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
17938 df_byte_lr_simulate_uses,
17939 df_byte_lr_simulate_artificial_refs_at_top,
17940 df_byte_lr_simulate_artificial_refs_at_end,
17941 df_compute_accessed_bytes): New function.
17942 (df_ref_create): Add parameter.
17943 (df_byte_lr_get_bb_info): New inline function.
17944 * df-scan.c (df_ref_record, df_uses_record,
17945 df_ref_create_structure): Added mode parameter.
17946 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
17947 df_defs_record, df_uses_record, df_get_conditional_uses,
17948 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
17949 df_entry_block_defs_collect, df_exit_block_uses_collect):
17950 Added mode parameter to calls to df_ref_record, df_uses_record,
17951 df_ref_create_structure.
17952 (df_ref_equal_p, df_ref_compare): Added test for modes.
17953 (df_ref_create_structure): Added code to set mode. Renamed
17954 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17955 DF_REF_EXTRACT_OFFSET.
17956 * df-core.c (df_print_byte_regset): New function.
17957 * df-byte-scan.c: New file.
17958 * df-problems.c (df_rd_transfer_function): Removed unnecessary
17959 calls to BITMAP_FREE.
17960 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
17961 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
17962 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
17963 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
17964 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
17965 df_byte_lr_local_compute, df_byte_lr_init,
17966 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
17967 df_byte_lr_transfer_function, df_byte_lr_free,
17968 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
17969 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
17970 df_byte_lr_simulate_uses,
17971 df_byte_lr_simulate_artificial_refs_at_top,
17972 df_byte_lr_simulate_artificial_refs_at_end): New function.
17973 * dce.c (byte_dce_process_block): New function.
17974 (dce_process_block): au is now passed in rather than computed
17975 locally. Changed loops that look at artificial defs to not look
17976 for conditional or partial ones, because there never are any.
17977 (fast_dce): Now is able to drive byte_dce_process_block or
17978 dce_process_block depending on the kind of dce being done.
17979 (rest_of_handle_fast_dce): Add parameter to fast_dce.
17980 (rest_of_handle_fast_byte_dce): New function.
17981 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
17982 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
17984 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
17987 * gcc.h: Added fortran options that take arguments to
17988 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
17991 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
17993 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
17994 scalarization if on the LHS and not a full access.
17996 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17998 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
18000 2008-04-18 Rafael EspÃndola <espindola@google.com>
18002 * tree-vrp.c (find_case_label_index): Fix the binary search.
18003 (find_case_label_range): New.
18004 (vrp_visit_switch_stmt): Use find_case_label_range.
18005 (simplify_switch_using_ranges): Use find_case_label_range.
18007 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
18009 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
18010 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
18012 2008-04-18 Tom Tromey <tromey@redhat.com>
18015 * doc/cpp.texi (Implementation-defined behavior): Mention
18018 2008-04-18 Ian Lance Taylor <iant@google.com>
18020 * fold-const.c (pointer_may_wrap_p): New static function.
18021 (fold_comparison): Add another test for pointer overflow. Use
18022 pointer_may_wrap_p to disable some false positives.
18024 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
18026 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
18027 (fname_as_string): Match updated cpp_interpret_string prototype.
18028 (fix_string_type): Support char16_t* and char32_t*.
18029 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
18030 derivative) nodes. Register as builtin if C++0x.
18031 (c_parse_error): Support CPP_CHAR{16,32}.
18032 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
18033 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
18034 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
18035 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
18036 CTI_CHAR32_ARRAY_TYPE>: New elements.
18037 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
18038 char32_type_node, signed_char32_type_node, char16_array_type_node,
18039 char32_array_type_node): New defines.
18040 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
18041 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
18042 (lex_string): Support CPP_STRING{16,32}, match updated
18043 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
18044 (lex_charconst): Support CPP_CHAR{16,32}.
18045 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
18046 and CPP_STRING{16,32}.
18048 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
18051 * aclocal.m4: Regenerate.
18052 * configure: Regenerate.
18054 2008-04-18 Jan Hubicka <jh@suse.cz>
18056 * except.c (dw2_size_of_call_site_table,
18057 sjlj_size_of_call_site_table): Use vector API for call_site_record.
18059 * cgraphbuild.c (build_cgraph_edges): Update.
18060 * tree-pass.h: Update comment.
18061 * final.c (leaf_function_p): Update.
18062 (leaf_renumber_regs): Update.
18063 (rest_of_clean_state): Update.
18064 * omp-low.c (expand_omp_parallel): Update.
18065 * ipa-reference.c (analyze_function): Update.
18066 * reorg.c (find_end_label): Update.
18067 (optimize_skip): Update.
18068 (fill_simple_delay_slots): Update.
18069 (fill_simple_delay_slots): Update.
18070 (make_return_insns): Update.
18071 (dbr_schedule): Update.
18072 * gimple-low.c (record_vars_into): Update.
18073 * cfgbuild.c (make_edges): Update.
18074 * function.c (assign_stack_local): Update.
18075 (assign_parm_adjust_stack_rtl): Update.
18076 (locate_and_pad_parm): Update.
18077 (allocate_struct_function): Do not initialize stack_alignment_needed
18078 and preferred_stack_boundary here.
18079 (stack_protect_prologue): Update.
18080 (stack_protect_epilogue): Update.
18081 (expand_function_start): Initialize stack_alignment_needed,
18082 preferred_stack_boundary and max_jumptable_ents.
18083 (expand_function_end): Update.
18084 (free_after_compilation): Do not NULLify epilogue_delay_list.
18085 * function.h (struct rtl_data): Add stack_protect_guard,
18086 stack_alignment_needed,
18087 preferred_stack_boundary, epilogue_delay_list.
18088 (struct function): Remove value_histograms, stack_alignment_needed,
18089 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
18091 unexpanded_var_list, stack_protect_guard.
18092 (current_function_epilogue_delay_list): Remove.
18093 * ipa-type-escape.c (analyze_function): Update.
18094 * gimplify.c (pop_gimplify_context): Update comment.
18095 * calls.c (expand_call): Update.
18096 (emit_library_call_value_1): Update.
18097 * except.c (set_nothrow_function_flags): Update.
18098 * cfgexpand.c (get_decl_align_unit): Update.
18099 (create_stack_guard): Update.
18100 (estimated_stack_frame_size): Update.
18101 (expand_used_vars): Update.
18102 (tree_expand_cfg): Free histogram earliers, init expansion variables.
18103 * explow.c (allocate_dynamic_stack_space): Update.
18104 * tree-ssa-live.c (remove_unused_locals): Update.
18105 * varasm.c (mark_constant_pool): Update.
18106 * tree-inline.c (remap_decls): Update.
18107 (initialize_cfun): Update.
18108 (declare_return_variable): Update.
18109 (inline_forbidden_p): Update.
18110 (expand_call_inline): Update.
18111 (declare_inline_vars): Update.
18112 (tree_function_versioning): Update.
18113 * tree-flow.h (value_histograms): New.
18114 (VALUE_HISTOGRAMS): New macro.
18115 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
18117 * tree-cfg.c (set_bb_for_stmt): Update.
18118 (replace_by_duplicate_decl): Update.
18119 (move_block_to_fn): Update.
18120 (new_label_mapper): Update.
18121 (dump_function_to_file): Update.
18122 * ipa-struct-reorg.c (build_data_structure): Update.
18123 * cfgrtl.c (print_rtl_with_bb): Update.
18124 * reload1.c (reload): Update.
18126 * config/i386/i386.c (setup_incoming_varargs_64,
18127 ix86_compute_frame_layout): Update.
18128 * config/arc/arc.c (arc_output_function_epilogue): Update.
18130 2008-04-18 Marius Strobl <marius@FreeBSD.org>
18132 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
18133 for FreeBSD as well.
18134 * gthr-posix95.h: Likewise.
18136 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
18138 PR rtl-optimization/35838
18139 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
18140 out the byte offset of the first subreg.
18142 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
18144 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
18145 to split_ti instead of three separate calls with single member arrays.
18146 (subti3 splitter): Ditto.
18147 (adddi3 splitter): Ditto with split_di.
18148 (subdi3 splitter): Ditto.
18149 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
18150 two separate calls with single member arrays. Swap match_dup
18151 operands 1 and 2 to better fit into the array.
18152 (negdi2 splitter): Ditto with split_di.
18153 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
18154 two separate calls with single member arrays. Swap match_dup operands
18155 6 and 7 to better fit into the array.
18157 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
18159 * config/i386/i386.c (sse_builtin_type): New.
18160 (bdesc_sse_args): Likewise.
18161 (bdesc_sse_3arg): Removed.
18162 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
18163 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
18164 IX86_BUILTIN_ROUNDPS.
18165 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
18166 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
18167 IX86_BUILTIN_ROUNDPS.
18168 (ix86_expand_sse_4_operands_builtin): Removed.
18169 (ix86_expand_sse_operands_builtin): New.
18170 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
18171 and CODE_FOR_sse4_1_roundps.
18172 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
18173 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
18175 2008-04-17 Alan Modra <amodra@bigpond.net.au>
18178 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
18179 regs before frame pop when needed. If use_backchain_to_restore_sp
18180 then load backchain into a temp reg to restore vr and vrsave. Add
18181 code to restore vr after frame pop if possible.
18183 2008-04-17 Richard Guenther <rguenther@suse.de>
18185 * tree-vn.c (expressions_equal_p): Do not check type
18186 equality or compatibility before calling operand_equal_p.
18187 * fold-const.c (operand_equal_p): Check equivalence of
18188 integer constants before bailing out due to signedness or
18189 precision differences.
18190 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
18191 spurious differences in type qualification. Ignore types
18192 for COMPONENT_REFs at all.
18194 2008-04-17 Christian Bruel <christian.bruel@st.com>
18196 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
18197 msw_skip comparison.
18199 2008-04-16 Jakub Jelinek <jakub@redhat.com>
18202 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
18205 PR tree-optimization/35899
18206 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
18207 rather than TREE_OPERAND.
18209 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
18212 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
18213 temporary registers. Change operand predicate to general_operand.
18214 (remainderxf3): Ditto.
18216 2008-04-16 Richard Guenther <rguenther@suse.de>
18218 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
18219 * tree-affine.c (aff_combination_expand): Look through some
18222 2008-04-15 Doug Kwan <dougkwan@google.com>
18224 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
18226 * tree-pretty-print.c (dump_generic_node): Ditto.
18227 * final.c (output_addr_const): Ditto.
18228 * dwarf2out.c (output_cfi): Ditto.
18229 * c-pretty-print.c (pp_c_integer_constant): Ditto.
18230 * print-rtl.c (print_rtx): Ditto.
18231 * print-tree.c (print_node_brief, print_node): Ditto.
18232 * c-common.c (match_case_to_enum_1): Ditto.
18233 * sched-vis.c (print_value): Ditto.
18234 * config/i386/i386.c (print_operand): Cast to long unsigned int
18237 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
18238 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
18239 MS Windows VirtualProtect function.
18241 2008-04-15 Jan Hubicka <jh@suse.cz>
18243 * gengtype.c (write_root): Param_is argument is OK.
18244 * expr.c (expand_expr_real_1): Update call of get_exception_*.
18245 * function.h: Include varray.h
18246 (rtl_eh): New stucture based on except.c one.
18247 (call_site_record): New forward declaration and vector type.
18248 * calls.c (emit_call_1): Do not call
18249 note_current_region_may_contain_throw.
18250 * except.c (eh_status): Remove cur_region, try_region since they are
18252 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
18253 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
18254 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
18255 Remove call_site_data_used, call_site_data_size.
18256 Turn call_site_record into vector in function.h.
18257 (note_current_region_may_contain_throw): Remove.
18258 (get_exception_pointer, get_exception_filter): Do not take struct
18259 function argument; update.
18260 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
18261 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
18262 build_post_landing_pads, dw2_build_landing_pads,
18263 sjlj_assign_call_site_values, sjlj_mark_call_sites,
18264 sjlj_emit_function_enter, sjlj_emit_function_enter,
18265 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
18266 sjlj_build_landing_pads, finish_eh_generation,
18267 remove_exception_handler_label, remove_eh_handler,
18268 maybe_remove_eh_handler, add_reachable_handler,
18269 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
18270 add_action_record, collect_one_action_chain, add_call_site,
18271 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
18272 sjlj_output_call_site_table, output_function_exception_table,
18273 * except.h (note_current_region_may_contain_throw): Remove
18274 (get_exception_pointer, get_exception_filter): Do not take struct
18276 * Makefile.in (GTFILES): Put varargs before struct function.
18278 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
18280 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
18281 punt for STRING_CST.
18282 (get_constraint_for): Deal with STRING_CST here instead.
18284 2008-04-15 Richard Guenther <rguenther@suse.de>
18286 * tree-ssa-propagate.c (substitute_and_fold): Substitute
18287 statements in a basic-block with a backward walk. Do not
18288 substitute into dead statements but instead remove those.
18290 2008-04-15 Richard Guenther <rguenther@suse.de>
18292 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
18293 to zero, thus disable creation of SFTs.
18295 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
18297 * tree-predcom.c (suitable_reference_p): Return false if the
18298 reference can throw.
18300 2008-04-15 Jakub Jelinek <jakub@redhat.com>
18303 * c-decl.c (finish_decl): If extern or static var has variable
18304 size, set TREE_TYPE (decl) to error_mark_node.
18306 2008-04-15 Rafael EspÃndola <espindola@google.com>
18308 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
18311 2008-04-15 Richard Guenther <rguenther@suse.de>
18313 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
18314 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
18315 (visit_reference_op_load): Do walk vuse-vdef chains on
18316 vn_reference_lookup.
18317 (visit_reference_op_store): But do not here.
18318 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
18319 vn_reference_lookup.
18320 (vn_lookup_with_vuses): But do so here.
18322 2008-04-14 Ian Lance Taylor <iant@google.com>
18324 * fold-const.c (fold_overflow_warning): Remove assertion.
18326 2008-04-15 Ben Elliston <bje@au.ibm.com>
18328 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
18329 temp1 local variables.
18331 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
18334 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
18335 ".text.unlikely" section as executable.
18337 2008-04-14 James E. Wilson <wilson@tuliptree.org>
18339 * config/ia64/ia64.c (rtx_needs_barrier): Handle
18340 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
18341 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
18342 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
18343 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
18344 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
18345 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
18347 2008-04-14 Ian Lance Taylor <iant@google.com>
18349 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
18350 * fold-const.c (fold_comparison): If appropriate, test
18351 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
18352 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
18353 reassociating a pointer type.
18354 * doc/invoke.texi (Optimize Options): Document that
18355 -fstrict-overflow applies to pointer wraparound.
18357 2008-04-13 Jan Hubicka <jh@suse.cz>
18359 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
18361 2008-04-12 Andrew Pinski <pinskia@gmail.com>
18363 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
18364 we are going to "save the world".
18366 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
18368 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
18369 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
18370 operand 0 constraint, not "=".
18372 2008-04-11 James E. Wilson <wilson@tuliptree.org>
18374 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
18376 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
18378 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
18379 of size of positions_needed * CHAR_BIT.
18381 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
18383 PR middle-end/35897
18384 * dse.c (store_info): Change positions_needed to unsigned
18386 (lowpart_bitmask): New.
18387 (record_store): Cast to unsigned HOST_WIDE_INT for
18388 positions_needed. Assert width <= size of positions_needed *
18389 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
18390 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
18391 lowpart_bitmask to set mask.
18393 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18395 * config/bfin/constraints.md: New file.
18396 * config/bfin/bfin.md: Include it.
18397 (adddi3): Use satisfies_constraint functions instead of the old macros.
18398 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
18399 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
18400 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
18401 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
18402 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
18403 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
18404 EXTRA_CONSTRAINT): Delete.
18405 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
18406 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
18408 * config/bfin/bfin.c: Include "tm-constrs.h".
18409 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
18410 Use satisfies_constraint functions instead of the old macros.
18411 * doc/md.texi (Blackfin Constraints): Update file name reference.
18413 2008-04-11 Richard Guenther <rguenther@suse.de>
18415 PR tree-optimization/35869
18416 * tree-vrp.c (execute_vrp): Move switch statement update after
18417 jump threading. Schedule another cfg cleanup run.
18419 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
18422 * attribs.c (decl_attributes): Return early on errorneous node.
18424 2008-04-10 Oleg Ryjkov <olegr@google.com>
18426 * tree.h (struct tree_base): Added a new flag default_def_flag.
18427 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
18429 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
18431 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
18433 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18436 * pa.md: Define mode iterator P. Define mode attribute dwc.
18437 (dcacheflush): Update pattern to use iterator P and attribute dwc.
18438 (icacheflush): Likewise.
18439 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
18440 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
18442 2008-04-11 Ben Elliston <bje@au.ibm.com>
18444 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
18446 2008-04-10 Rafael EspÃndola <espindola@google.com>
18448 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
18449 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
18450 (extract_range_from_expr): The same.
18452 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
18454 * config/mips/mips.md (GPR2): New mode iterator.
18455 (seq): Add comment.
18456 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
18457 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
18458 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
18459 Rewrite these to take two modes, the mode of comparison and the
18460 mode of the destination.
18461 * config/mips/mips.c (mips_expand_scc): Instead of having
18462 paradoxical subreg as destination, expand "narrowing" scc if mode
18463 of comparison is SI and target is requested in DI mode.
18464 (mips_emit_int_order_test): Update comment. Make mode of
18465 comparison match CMP0 rather than TARGET. When creating inverse
18466 target use mode of TARGET.
18468 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
18470 * gcov-dump.c (tag_summary): Only print summaries for the first
18471 GCOV_COUNTERS_SUMMABLE counters.
18473 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
18475 * config/i386/i386.md (absneg): New code iterator.
18476 (absnegprefix): New code attribute.
18477 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
18478 patterns using absneg code iterator.
18479 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
18480 using absneg code iterator.
18481 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
18482 *neg<mode>2 patterns using absneg code iterator.
18483 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
18484 *negextendsfdf2 patterns using absneg code iterator.
18485 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
18486 *negextendsfxf2 patterns using absneg code iterator.
18487 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
18488 *negextendsfdf2 patterns using absneg code iterator.
18489 * config/i386/sse.md (<code><mode>2): Macroize expander from
18490 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
18492 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
18494 * config/s390/s390.h: Remove the remains of the recent search
18495 & replace action of current_function_outgoing_args_size.
18497 2008-04-10 Ira Rosen <irar@il.ibm.com>
18499 PR tree-optimization/35821
18500 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
18501 NEW_STMT_LIST is not NULL.
18503 2008-04-09 David Edelsohn <edelsohn@gnu.org>
18506 * toplev.c (process_options): Remove -ffunction-sections debugging
18509 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
18511 PR middle-end/PR28690
18512 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
18513 than gen_rtx_fmt_ee to perform more canonicalizations.
18515 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18518 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
18520 2008-04-09 Richard Guenther <rguenther@suse.de>
18522 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
18523 (dump_function_to_file): Dump function arguments with types.
18525 2008-04-08 Richard Guenther <rguenther@suse.de>
18527 * fold-const.c (fold_widened_comparison): Do not allow
18528 sign-changes that change the result.
18530 2008-04-08 Janis Johnson <janis187@us.ibm.com>
18533 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
18534 kinds of indirect references.
18536 2008-04-08 David Edelsohn <edelsohn@gnu.org>
18538 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
18539 GNU Fortran language string.
18541 2008-04-08 Rafael EspÃndola <espindola@google.com>
18543 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
18544 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
18545 * tree.h (tree_call_nonnegative_warnv_p): New.
18547 2008-04-08 Jan Hubicka <jh@suse.cz>
18549 * function.c (free_after_compilation): Clear out regno_reg_rtx
18552 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
18555 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
18557 PR middle-end/PR28690
18558 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
18559 same precedence as REG_POINTER and MEM_POINTER operands.
18561 2008-04-08 Richard Guenther <rguenther@suse.de>
18563 PR middle-end/35834
18564 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
18565 for adding index to base.
18567 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
18569 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
18570 (MINGW_ENABLE_EXECUTE_STACK): New.
18571 (IN_LIBGCC2): For libgcc include windows.h file for
18572 function declarations.
18574 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
18576 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
18577 and tem2 if tem1 is not a REG or MULT.
18579 2008-04-08 Jan Hubicka <jh@suse.cz>
18581 * function.h (incomming_args): Break out of struct function.
18582 (function_subsections): Break out of struct function.
18583 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
18584 return_rtx and hard_reg_initial_vals from struct function.
18585 Kill inl_max_label_num.
18586 (current_function_pops_args, current_function_args_info,
18587 current_function_args_size, current_function_args_size,
18588 current_function_pretend_args_size,
18589 current_function_outgoing_args_size,
18590 current_function_internal_arg_pointer, current_function_return_rtx):
18591 Kill compatibility accestor macros.
18592 * builtins.c (expand_builtin_apply_args_1): Update.
18593 (expand_builtin_next_arg): Update.
18594 * df-scan.c (df_get_call_refs): Update.
18595 * dbxout.c (dbxout_function_end): Update.
18596 * dwarf2out.c (dwarf2out_switch_text_section): Update.
18597 (output_line_info): Update.
18598 (secname_for_decl): Update.
18599 (dwarf2out_var_location): Update.
18600 * function.c (free_after_compilation): Update.
18601 (assign_parm_find_stack_rtl): Update.
18602 (assign_parms): Update.
18603 (expand_dummy_function_end): Update.
18604 (expand_function_end): Update.
18605 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
18606 (expand_call): Update.
18607 (emit_library_call_value_1): Update.
18608 (store_one_arg): Update.
18609 * varasm.c (initialize_cold_section_name): Update.
18610 (unlikely_text_section): Update.
18611 (unlikely_text_section_p): Update.
18612 (assemble_start_function): Update.
18613 (assemble_end_function): Update.
18614 (default_section_type_flags): Update.
18615 (switch_to_section): Update.
18616 * integrate.c (set_decl_abstract_flags): Update.
18617 (get_hard_reg_initial_val): Update.
18618 (has_hard_reg_initial_val): Update.
18619 (allocate_initial_values): Update.
18620 * resource.c (init_resource_info): Update.
18621 * config/alpha/alpha.c (NUM_ARGS): Update.
18622 (direct_return): Update.
18623 (alpha_va_start): Update.
18624 (alpha_sa_size): Update.
18625 (alpha_initial_elimination_offset): Update.
18626 (alpha_expand_prologue): Update.
18627 (alpha_start_function): Update.
18628 (alpha_expand_epilogue): Update.
18629 (unicosmk_initial_elimination_offset):
18630 * config/alpha/alpha.md (call expander): Update.
18631 * config/s390/s390.c (s390_register_info): Update.
18632 (s390_register_info): Update.
18633 (s390_frame_info): Update.
18634 (s390_initial_elimination_offset): Update.
18635 (s390_build_builtin_va_list): Update.
18636 (s390_va_start): Update.
18637 * config/spu/spu.c (direct_return): Update.
18638 (spu_expand_prologue): Update.
18639 (spu_initial_elimination_offset): Update.
18640 (spu_build_builtin_va_list): Update.
18641 (spu_va_start): Update.
18642 * config/sparc/sparc.c (sparc_init_modes): Update.
18643 (sparc_compute_frame_size): Update.
18644 (function_value): Update.
18645 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
18646 * config/i386/i386.md (return expander): Update.
18647 * config/i386/i386.c (ix86_va_start): Update.
18648 (ix86_can_use_return_insn_p): Update.
18649 (ix86_compute_frame_layout): Update.
18650 (ix86_expand_epilogue): Update.
18651 * config/sh/sh.c (output_stack_adjust): Update.
18652 (calc_live_regs): Update.
18653 (sh_expand_prologue): Update.
18654 (sh_builtin_saveregs): Update.
18655 (sh_va_start): Update.
18656 (initial_elimination_offset): Update.
18657 (sh_allocate_initial_value): Update.
18658 (sh_function_ok_for_sibcall): Update.
18659 (sh_get_pr_initial_val): Update.
18660 * config/sh/sh.md (return expander): Update.
18661 * config/avr/avr.c (frame_pointer_required_p): UPdate.
18662 * config/crx/crx.c (crx_compute_frame): UPdate.
18663 (crx_initial_elimination_offset): UPdate.
18664 * config/xtensa/xtensa.c (compute_frame_size): Update
18665 (xtensa_builtin_saveregs): Update.
18666 (xtensa_va_start): Update.
18667 (order_regs_for_local_alloc): Update.
18668 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
18669 (xstormy16_expand_builtin_va_start): Update.
18670 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
18671 * config/m68hc11/m68hc11.md (return expanders): Update.
18672 * config/m68hc11/m68hc11.c (expand_prologue): Update.
18673 (expand_epilogue): Update.
18674 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
18675 (cris_simple_epilogue): Update.
18676 (cris_expand_prologue): Update.
18677 (cris_expand_epilogue): Update.
18678 * config/iq2000/iq2000.c (iq2000_va_start): Update.
18679 (compute_frame_size): Update.
18680 * config/mt/mt.c (mt_compute_frame_size): Update.
18681 * config/mn10300/mn10300.c (expand_prologue): Update.
18682 (expand_epilogue): Update.
18683 (initial_offset): Update.
18684 (mn10300_builtin_saveregs):
18685 * config/mn10300/mn10300.md (return expander): Update.
18686 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
18687 (ia64_initial_elimination_offset): Update.
18688 (ia64_initial_elimination_offset): Update.
18689 (ia64_expand_prologue): Update.
18690 * config/m68k/m68k.md (return expander): Update.
18691 * config/rs6000/rs6000.c (rs6000_va_start): Update.
18692 (rs6000_stack_info): Update.
18693 * config/mcore/mcore.c (layout_mcore_frame): Update.
18694 (mcore_expand_prolog): Update.
18695 * config/arc/arc.c (arc_compute_frame_size): Update.
18696 * config/score/score3.c (score3_compute_frame_size): Update.
18697 * config/score/score7.c (score7_compute_frame_size): Update.
18698 * config/arm/arm.c (use_return_insn): Update.
18699 (thumb_find_work_register): Update.
18700 (arm_compute_save_reg_mask): Update.
18701 (arm_output_function_prologue): Update.
18702 (arm_output_epilogue): Update.
18703 (arm_size_return_regs): Update.
18704 (arm_get_frame_offsets): Update.
18705 (arm_expand_prologue): Update.
18706 (thumb_exit): Update.
18707 (thumb_unexpanded_epilogue): Update.
18708 (thumb1_output_function_prologue): Update.
18709 * config/pa/pa.md (return expander): Update.
18710 * config/pa/pa.c (compute_frame_size): Update.
18711 (hppa_builtin_saveregs): Update.
18712 * config/mips/mips.c (mips_va_start): Update.
18713 (mips16_build_function_stub): Update.
18714 (mips_compute_frame_info): Update.
18715 (mips_restore_gp): Update.
18716 (mips_output_function_prologue): Update.
18717 (mips_expand_prologue): Update.
18718 * config/v850/v850.c (compute_frame_size): Update.
18719 (expand_prologue): * config/mmix/mmix.c (along): update.
18720 (mmix_initial_elimination_offset): update.
18721 (mmix_reorg): update.
18722 (mmix_use_simple_return): update.
18723 (mmix_expand_prologue): update.
18724 (mmix_expand_epilogue): Update.
18725 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
18726 (emit_link_insn): Update.
18728 2008-04-08 Anatoly Sokolov <aesok@post.ru>
18730 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
18731 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
18733 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
18736 2008-04-07 Jan Hubicka <jh@suse.cz>
18738 * function.h (rtl): Rename to x_rtl.
18739 (crtl): New define.
18740 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
18741 frame_offset, stack_check_probe_note, arg_pointer_save_area,
18742 used_temp_slots avail_temp_slots, temp_slot_level,
18743 nonlocal_goto_handler_labels): Update accesstors.
18744 (rtl): New global variable.
18745 (struct function): Move some fileds to rtl_data.
18746 (get_arg_pointer_save_area): Update prototype.
18747 * builtins.c (expand_builtin_setjmp_receiver): Update call of
18748 get_arg_pointer_save_area.
18749 * expr.c (init_expr): Update
18750 * function.c (get_frame_size): Update
18751 (assign_stack_local): Update
18752 (expand_function_end): Update.
18753 (get_art_pointer_save_area): Update
18755 * emit-rtl.c (rtl): Declare.
18756 (regno_reg_rtx): Declare.
18757 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
18759 (gen_reg_rtx): Update.
18760 * varasm.c (n_deferred_constatns): Update accestor.
18761 (init_varasm_status): Do not allocate varasm_status.
18762 (force_const_mem, get_pool_size, output_constant_pool): Update.
18763 * stmt.c (force_label_rtx): Do not use x_ prefixes.
18764 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
18765 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
18766 * sparc/sparc.h (INIT_EXPANDERS): Update.
18767 * ia64/ia64.h (INIT_EXPANDERS): Update.
18769 2008-04-07 James E. Wilson <wilson@tuliptree.org>
18771 * reload.c (push_secondary_reload): Add missing break to for loop.
18773 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
18775 PR middle-end/PR28690
18776 * rtlanal.c: Update copyright years.
18777 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
18778 as REG_POINTER and MEM_POINTER operands.
18779 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
18780 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
18781 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
18782 * gcse.c: Update copyright years.
18783 (pre_delete): Call gen_reg_rtx_and_attrs.
18784 (hoist_code): Likewise.
18785 (build_store_vectors): Likewise.
18786 (delete_store): Likewise.
18787 * loop-invariant.c (move_invariant_reg): Likewise.
18788 Update copyright years.
18790 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
18792 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
18793 control string instead of quoted.
18795 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
18797 * doc/rtl.texi: Rewrite of subreg section.
18799 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
18802 * config/i386/i386.c (legitimize_pic_address): Add treating
18803 of dllimport SYM_REF's.
18804 (legitimize_dllimport_symbol): Add prototype.
18806 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
18808 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
18809 reference in constructor with non self-referential type.
18811 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
18813 Removal of Return with Depressed Stack Pointer support
18814 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
18815 (ECF_SP_DEPRESSED): Likewise.
18816 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
18817 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
18818 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18819 (expand_call): Do not test ECF_SP_DEPRESSED.
18820 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18821 * function.c (keep_stack_depressed): Delete.
18822 (handle_epilogue_set): Likewise.
18823 (update_epilogue_consts): Likewise.
18824 (emit_equiv_load): Likewise.
18825 (thread_prologue_and_epilogue_insns): Remove support for Return with
18826 Depressed Stack Pointer.
18827 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18829 2008-04-06 Richard Guenther <rguenther@suse.de>
18831 PR tree-optimization/35400
18832 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
18833 information from SSA_NAMEs.
18835 2008-04-06 Anatoly Sokolov <aesok@post.ru>
18837 * config/avr/avr.h (avr_mega_p): Remove declaration.
18838 (AVR_MEGA): Remove macro.
18839 * config/avr/avr.c (avr_mega_p): Remove variable.
18840 (avr_override_options): Remove inicializion of avr_mega_p.
18841 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18842 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18843 (avr_jump_mode): (Ditto.).
18844 (avr_output_progmem_section_asm_op): (Ditto.).
18845 (avr_asm_init_sections): (Ditto.).
18846 (avr_asm_init_sections): (Ditto.).
18847 (avr_rtx_costs): (Ditto.).
18848 * config/avr/avr.md: (Ditto.).
18849 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
18852 2008-04-06 Richard Guenther <rguenther@suse.de>
18854 PR tree-optimization/35842
18855 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
18856 is_gimple_invariant_address.
18858 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18860 * gcc.c (default_compilers): Sync Fortran extensions list with
18861 that in fortran/lang-specs.h.
18862 * doc/invoke.texi: Likewise.
18863 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
18864 * dwarf2out.c (gen_compile_unit_die): Likewise.
18866 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
18868 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
18870 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
18873 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
18874 attribute is used for nested functions.
18876 2008-04-05 Jan Hubicka <jh@suse.cz>
18878 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
18880 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
18882 (dump_files): Update.
18883 (enable_rtl_dump_file): Do not accept letter argument.
18884 * tree-pass.h (dump_file_info): Remove letter argument.
18885 * toplev.c (decode_d_option): Update -da handling.
18886 * toplev.h (enable_rtl_dump_file): Update prototype.
18887 * passes.c (register_one_dump_file): Do not accept IPA argument; work
18888 it out based on pass type.
18889 (register_dump_files_1): Likewise.
18890 (init_optimization_passes): Update register_one_dump_file calls.
18891 (execute_one_pass): Sanity check that IPA passes are called at IPA
18892 level and RTL passes at RTL level.
18893 (execute_pass_list): IPA pass can not be after or subpass of
18895 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
18896 disallov RTL subpasses of IPA subpasses.
18898 2008-04-05 Ben Elliston <bje@au.ibm.com>
18900 * tree-cfg.c (need_fake_edge_p): Return false for calls to
18901 builtins that return exactly once and do not throw. Cache call to
18904 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
18906 PR rtl-optimization/34916
18907 PR middle-end/35519
18908 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
18909 between instruction pairs.
18911 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
18913 * doc/invoke.texi: Document -mbitops for SH.
18914 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
18915 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
18916 * config/sh/sh.c (print_operand): Add %t operand code.
18917 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
18918 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
18919 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
18920 (extendqihi2): Likewise.
18921 (movqi_i): Likewise.
18922 (insv): Use bset, bclr and bst instructions for SH2A if possible.
18923 (extv): Use bld instruction for SH2A if possible.
18925 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
18926 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
18927 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
18928 (bset.b, bclr.b): Define peepholes.
18929 * config/sh/sh.opt (mbitops): New option.
18931 2008-04-04 Janis Johnson <janis187@us.ibm.com>
18934 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
18935 and view convert expression.
18937 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18940 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
18942 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
18944 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
18946 * config/i386/cpuid.h (bit_AES): New.
18947 (bit_PCLMUL): Likewise.
18949 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
18950 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
18951 SSE2 if AES or PCLMUL is enabled.
18952 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
18953 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18954 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
18955 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
18956 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
18957 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
18958 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18959 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
18960 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
18961 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
18962 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
18963 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
18964 __builtin_ia32_aeskeygenassist128 and
18965 __builtin_ia32_pclmulqdq128.
18966 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
18967 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
18968 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
18970 * config/i386/i386.h (TARGET_AES): New.
18971 (TARGET_PCLMUL): Likewise.
18972 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
18974 * config/i386/i386.md (UNSPEC_AESENC): New.
18975 (UNSPEC_AESENCLAST): Likewise.
18976 (UNSPEC_AESDEC): Likewise.
18977 (UNSPEC_AESDECLAST): Likewise.
18978 (UNSPEC_AESIMC): Likewise.
18979 (UNSPEC_AESKEYGENASSIST): Likewise.
18980 (UNSPEC_PCLMUL): Likewise.
18982 * config/i386/i386.opt (maes): New.
18983 (mpclmul): Likewise.
18985 * config/i386/sse.md (aesenc): New pattern.
18986 (aesenclast): Likewise.
18987 (aesdec): Likewise.
18988 (aesdeclast): Likewise.
18989 (aesimc): Likewise.
18990 (aeskeygenassist): Likewise.
18991 (pclmulqdq): Likewise.
18993 * config/i386/wmmintrin.h: New.
18995 * doc/extend.texi: Document AES and PCLMUL built-in function.
18997 * doc/invoke.texi: Document -maes and -mpclmul.
18999 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
19001 * function.c (free_after_parsing): Replace with
19002 cxx_push_function_context from C++ front-end.
19003 (allocate_struct_function): Don't call langhook.
19004 * langhooks.h (struct lang_hooks_for_functions): Delete.
19005 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
19007 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
19008 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
19009 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
19010 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
19011 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
19012 remove LANG_HOOKS_FUNCTION_INITIALIZER.
19013 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
19015 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
19016 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
19018 2008-04-04 Jakub Jelinek <jakub@redhat.com>
19021 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
19024 2008-04-04 Richard Guenther <rguenther@suse.de>
19026 PR middle-end/35823
19027 * fold-const.c (optimize_minmax_comparison): Use the correct
19028 type for the constant in the simplified comparison.
19030 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
19032 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
19033 Pass L2 size as "--param l2-cache-size" to the compiler.
19034 (decode_l2_cache): New function to decode L2 cache parameters using
19035 0x8000006 extended cpuid function.
19036 (detect_caches_amd): Determine parameters of L2 cache using
19037 decode_l2_caches function.
19038 (decode_caches_intel): Decode L2 cache parameters.
19039 (detect_caches_intel): Determine L2 cache parameters using
19040 decode_caches_intel and decode_l2_caches functions.
19042 2008-04-03 Bob Wilson <bob.wilson@acm.org>
19044 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
19045 secondary input reload for subword loads from the constant pool.
19047 2008-04-03 Janis Johnson <janis187@us.ibm.com>
19050 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
19051 constants of the appropriate size for runtime calculations.
19054 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
19055 decimal-float literal constant zero.
19057 2008-04-03 Jakub Jelinek <jakub@redhat.com>
19060 * c-parser.c (c_parser_omp_atomic): Call
19061 default_function_array_conversion on the RHS.
19063 PR middle-end/35818
19064 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
19065 call is_variable_sized if decl has incomplete type.
19067 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
19069 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
19071 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
19073 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
19075 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
19076 (sgt<u>): Merge sgt and sgtu into new expander.
19077 (sgt, sgtu): Remove expanders.
19078 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
19079 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
19080 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
19081 *sgtu_<mode>_mips16 into new pattern.
19082 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
19083 (sge<u>): Merge sge and sgeu into new expander.
19084 (sge, sgeu): Remove expanders.
19085 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
19087 (*sge_<mode>, second *sge_<mode>): Remove patterns.
19088 (slt<u>): Merge slt and sltu into new expander.
19089 (slt, sltu): Remove expanders.
19090 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
19091 (*slt_<mode>, *sltu_<mode>): Remove patterns.
19092 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
19093 *sltu_<mode>_mips16 into new pattern.
19094 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
19095 (sle<u>): Merge sle and sleu into new expander.
19096 (sle, sleu): Remove expanders.
19097 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
19098 (*sle_<mode>, *sleu_<mode>): Remove patterns.
19099 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
19100 *sleu_<mode>_mips16 into new pattern.
19101 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
19103 2008-04-03 Jan Hubicka <jh@suse.cz>
19105 PR tree-optimization/35795
19106 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
19107 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
19108 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
19109 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
19110 * score/score3.c (score3_output_mi_thunk): Likewise.
19111 * score/score7.c (score7_output_mi_thunk): Likewise.
19112 * mips/mips.c (mips_output_mi_thunk): Likewise.
19114 2008-04-03 Richard Guenther <rguenther@suse.de>
19116 * tree-vrp.c (extract_range_from_unary_expr): Handle all
19117 conversions. Simplify code.
19119 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
19121 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
19123 2008-04-03 Tom Tromey <tromey@redhat.com>
19124 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19126 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
19127 * config/bfin/t-bfin-linux (generated_files): Add
19128 linux-sysroot-suffix.h.
19129 * doc/install.texi (Prerequisites): Require make 3.80.
19130 * doc/sourcebuild.texi (Front End Directory): Document new
19132 * Makefile.in (generated_files): New variable.
19133 (ALL_HOST_OBJS): New variable.
19134 ($(ALL_HOST_OBJS)): New target.
19136 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
19138 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
19139 (remap_block): Call id->transform_lang_insert_block instead
19141 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
19142 Set id.transform_lang_insert_block to NULL.
19143 (clone_body): Move to cp/optimize.c
19144 * tree-inline.h (struct copy_body_data): Change
19145 transform_lang_insert_block to function pointer.
19146 (copy_generic_body, copy_decl_no_change): Export.
19147 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
19148 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
19149 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
19151 * c-tree.h (insert_block): Kill.
19152 * c-decl.c (insert_block): Kill.
19154 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
19156 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
19157 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
19158 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
19160 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
19161 argument, call {push,pop}_function_context from here.
19162 * c-parser.c: Use c_{push,pop}_function_context.
19164 * function.c (push_function_context_to): Move meat ...
19165 (push_function_context): ... here. Simplify.
19166 * function.c (pop_function_context_from): Move meat ...
19167 (pop_function_context): ... here. Simplify.
19168 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
19170 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
19171 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
19172 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
19173 * tree.h (push_function_context_to, pop_function_context_from): Remove.
19175 2008-04-03 Ben Elliston <bje@au.ibm.com>
19177 * expmed.c (extract_force_align_mem_bit_field): Remove.
19179 2008-04-03 Richard Guenther <rguenther@suse.de>
19181 PR middle-end/35800
19182 * expr.h (try_casesi): Adjust prototype.
19183 * expr.c (try_casesi): Take fallback label as extra parameter.
19184 Use that for gen_casesi if default_label is NULL.
19185 * stmt.c (expand_case): Pass fallback label to try_casesi,
19186 make sure to fill gaps with a fallback label if default_label
19189 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
19192 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
19194 2008-04-03 Ben Elliston <bje@au.ibm.com>
19196 * expmed.c (extract_split_bit_field): Remove if (0) code.
19197 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
19198 (do_ds_constraint): Likewise.
19200 2008-04-02 Joseph Myers <joseph@codesourcery.com>
19202 * doc/cppopts.texi (-dU): Document.
19203 * c-common.h (flag_dump_macros): Update comment.
19204 * c-opts.c (handle_OPT_d): Handle -dU.
19205 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
19206 dump_queued_macros, cb_used_define, cb_used_undef): New.
19207 (init_pp_output): Handle -dU.
19208 (cb_line_change): Call dump_queued_macros.
19209 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
19211 2008-04-02 Anatoly Sokolov <aesok@post.ru>
19213 * config/avr/predicates.md (io_address_operand): New predicate.
19214 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
19215 * config/avr/avr.c (avr_io_address_p): Remove function.
19216 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
19217 'avr_io_address_p' function.
19218 (out_movhi_r_mr): (Ditto.).
19219 (out_movqi_mr_r): (Ditto.).
19220 (out_movhi_mr_r): (Ditto.).
19221 (avr_address_cost): (Ditto.).
19223 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
19225 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
19226 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
19227 in 32bit mode when XMM registers are available to avoid store
19229 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
19230 corresponding post-reload splitters.
19232 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
19234 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
19235 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
19236 __builtin_ia32_roundss.
19237 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
19238 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
19239 __builtin_ia32_roundss.
19240 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
19241 IX86_BUILTIN_SHUFPD here.
19243 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
19245 * config/i386/i386.md (plogic): New.
19246 (plogicprefix): Likewise.
19248 * config/i386/mmx.md (mmx_<code><mode>3): New.
19249 (mmx_and<mode>3): Removed.
19250 (mmx_ior<mode>3): Likewise.
19251 (mmx_xor<mode>3): Likewise.
19253 * config/i386/sse.md (<code><mode>3): New.
19254 (*<code><mode>3): Likewise.
19255 (*<code><mode>3): Likewise.
19256 (<code><mode>3): Likewise.
19257 (*sse_<code><mode>3): Likewise.
19258 (*sse2_<code><mode>3): Likewise.
19259 (<code>tf3): Likewise.
19260 (*<code>tf3): Likewise.
19261 (and<mode>3): Likewise.
19262 (*and<mode>3): Likewise.
19263 (ior<mode>3): Removed.
19264 (*ior<mode>3): Likewise.
19265 (xor<mode>3): Likewise.
19266 (*xor<mode>3): Likewise.
19267 (*and<mode>3): Likewise.
19268 (*ior<mode>3): Likewise.
19269 (*xor<mode>3): Likewise.
19270 (and<mode>3): Likewise.
19271 (*sse_and<mode>3): Likewise.
19272 (*sse2_and<mode>3): Likewise.
19273 (andtf3): Likewise.
19274 (*andtf3): Likewise.
19275 (ior<mode>3): Likewise.
19276 (*sse_ior<mode>3): Likewise.
19277 (*sse2_ior<mode>3): Likewise.
19278 (iortf3): Likewise.
19279 (*iortf3): Likewise.
19280 (xor<mode>3): Likewise.
19281 (*sse_xor<mode>3): Likewise.
19282 (*sse2_xor<mode>3): Likewise.
19283 (xortf3): Likewise.
19284 (*xortf3): Likewise.
19286 2008-04-02 Richard Guenther <rguenther@suse.de>
19288 PR tree-optimization/14495
19289 PR tree-optimization/34793
19290 * tree-vrp.c (struct switch_update): New structure.
19291 (to_remove_edges, to_update_switch_stmts): New VECs.
19292 (simplify_switch_using_ranges): New function. Remove not taken
19293 case labels and edges.
19294 (simplify_stmt_using_ranges): Call it.
19295 (identify_jump_threads): Mark edges we have queued for removal
19296 so we don't thread them.
19297 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
19299 * tree-cfg.c (group_case_labels): Deal with missing default label.
19300 (tree_verify_flow_info): Allow missing default label.
19301 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
19302 (emit_case_nodes): Likewise.
19303 (expand_case): Do not rely on the default label to be present.
19304 * expr.c (try_casesi): Deal with NULL default_label.
19305 (do_tablejump): Likewise.
19307 2008-04-02 Richard Guenther <rguenther@suse.de>
19309 PR tree-optimization/14495
19310 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
19311 SWITCH_EXPR here ...
19312 (vrp_visit_switch_stmt): ... but here (new function).
19313 (find_case_label_index): New helper function.
19314 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
19316 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
19318 * fwprop.c: Fix ISO-C99ism.
19320 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
19323 * Makefile.in (objdir): Set it here.
19324 * configure.ac: Not here. Find dynamic linker characteristics.
19325 * exec-tool.in: Use them.
19326 * aclocal.m4: Regenerate.
19327 * configure: Regenerate.
19329 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
19331 * expr.c (expand_var): Delete it.
19332 * expr.h (expand_var): Delete prototype.
19333 * function.c (expand_function_start): Use expand_decl instead.
19334 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
19337 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
19339 PR rtl-optimization/35542
19340 * fwprop.c (forward_propagate_and_simplify): Replace
19341 loc_reg_mentioned_in_p with reg_mentioned_p.
19343 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
19345 PR rtl-optimization/35281
19346 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
19347 (propagate_rtx_1): Handle PR_HANDLE_MEM.
19348 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
19349 (varying_mem_p): Move above propagate_rtx.
19350 (all_uses_available_at): Do not check MEMs.
19352 2008-04-02 Rafael EspÃndola <espindola@google.com>
19354 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
19355 (register_edge_assert_for_2): Split the cond argument.
19356 (register_edge_assert_for_1): Adjust for the change in
19357 register_edge_assert_for_2.
19358 (register_edge_assert_for): Split the cond argument.
19359 (find_switch_asserts): Adjust for the change in
19360 register_edge_assert_for.
19362 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
19364 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
19365 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
19366 offsets for 64-bit mingw.
19367 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
19368 abi for x86_64-pc-mingw.
19370 2008-04-02 Richard Guenther <rguenther@suse.de>
19372 * tree-vrp.c (extract_range_from_assert): Make sure to not
19373 produce range min/max with TREE_OVERFOW set.
19374 If merging a anti-range and a range keep the anti-range if
19375 the range covers all values of the type.
19376 (register_edge_assert_for_2): Only allow sign-changing
19377 conversions in detecting canonical range checks. Also
19378 register an assert for the unsigned name if useful.
19380 PR tree-optimization/35787
19381 * tree-vrp.c (vrp_val_max): New function.
19382 (vrp_val_min): Likewise.
19383 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
19384 (vrp_val_is_min): Likewise.
19385 (supports_overflow_infinity): Use vrp_val_{min,max}.
19386 (negative_overflow_infinity): Likewise.
19387 (positive_overflow_infinity): Likewise.
19388 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
19389 (is_positive_overflow_infinity): Likewise.
19390 (is_overflow_infinity): Likewise.
19391 (avoid_overflow_infinity): Use vrp_val_{min,max} and
19392 vrp_val_is_{min,max}.
19393 (set_and_canonicalize_value_range): Canonicalize anti-ranges
19394 to ranges if possible. Avoid empty ranges.
19396 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19398 PR middle-end/35705
19399 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
19400 the expression is a function address.
19402 2008-04-01 George Helffrich <george@gcc.gnu.org>
19404 PR fortran/35154, fortran/23057
19405 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
19406 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
19407 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
19408 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
19410 (dbxout_syms): Check for COMMON-based symbol and wrap in
19411 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
19412 in bracket for efficiency.
19414 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
19415 using DW_TAG_common_block + member offset.
19416 (add_pubname_string): New function.
19417 (dw_expand_expr): New function to find block name and offset for
19419 (common_check): New function to check whether symbol in Fortran COMMON.
19420 (gen_variable_die): If COMMON, use DW_TAG_common_block.
19422 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
19425 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
19427 2008-04-02 Ben Elliston <bje@au.ibm.com>
19429 * config/v850/v850.md (casesi): Remove if (0) code.
19430 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
19431 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
19433 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
19435 * config/i386/i386.md (rex64suffix): New mode attribute.
19436 (floathi<mode>2): Disable expander for SSE math.
19437 (*floathi<mode>2_1): New insn insn_and_split pattern.
19438 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
19439 corresponding post-reload splitters.
19440 (*floathi<mode>2_i387): New macroized insn pattern.
19441 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
19442 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
19443 insn_and_split pattern.
19444 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
19445 New macroized instruction patterns and corresponding post-reload
19447 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
19448 and corresponding post-reload splitters.
19449 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
19450 New macroized instruction patterns.
19451 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
19452 macroized instruction patterns and corresponding post-reload splitters.
19453 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
19454 corresponding post-reload splitters.
19455 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
19456 New macroized instruction patterns.
19457 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
19458 corresponding post-reload splitters.
19459 (*floatsi<mode>2_i387): New macroized instruction patterns.
19461 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
19463 * config/i386/i386.md (smaxmin): New.
19464 (umaxmin): Likewise.
19465 (maxminiprefix): Likewise.
19466 (maxminfprefix): Likewise.
19467 (<code><mode>3): Likewise.
19468 (smin<mode>3): Removed.
19469 (smax<mode>3): Likewise.
19471 * config/i386/mmx.md (mmx_<code>v2sf3): New.
19472 (mmx_<code>v4hi3): Likewise.
19473 (mmx_<code>v8qi3): Likewise.
19474 (mmx_smaxv2sf3): Removed.
19475 (mmx_sminv2sf3): Likewise.
19476 (mmx_umaxv8qi3): Likewise.
19477 (mmx_smaxv4hi3): Likewise.
19478 (mmx_uminv8qi3): Likewise.
19479 (mmx_sminv4hi3): Likewise.
19481 * config/i386/sse.md (<addsub><mode>3): New.
19482 (*<addsub><mode>3): Likewise.
19483 (<sse>_vm<addsub><mode>3): Likewise.
19484 (<maxmin><mode>3): Likewise.
19485 (*<maxmin><mode>3_finite): Likewise.
19486 (*<maxmin><mode>3): Likewise.
19487 (<sse>_vm<maxmin><mode>3): Likewise.
19488 (sse3_h<addsub>v4sf3): Likewise.
19489 (sse3_h<addsub>v2df3): Likewise.
19490 (<maxmin>v16qi3): Likewise.
19491 (*<maxmin>v16qi3): Likewise.
19492 (<maxmin>v8hi3): Likewise.
19493 (*<maxmin>v8hi3): Likewise.
19494 (*sse4_1_<maxmin><mode>3): Likewise.
19495 (*sse4_1_<maxmin><mode>3): Likewise.
19496 (add<mode>3): Removed.
19497 (*add<mode>3): Likewise.
19498 (<sse>_vmadd<mode>3): Likewise.
19499 (sub<mode>3): Likewise.
19500 (*sub<mode>3): Likewise.
19501 (<sse>_vmsub<mode>3): Likewise.
19502 (smin<mode>3): Likewise.
19503 (*smin<mode>3_finite): Likewise.
19504 (*smin<mode>3): Likewise.
19505 (<sse>_vmsmin<mode>3): Likewise.
19506 (smax<mode>3): Likewise.
19507 (*smax<mode>3_finite): Likewise.
19508 (*smax<mode>3): Likewise.
19509 (<sse>_vmsmax<mode>3): Likewise.
19510 (sse3_haddv4sf3): Likewise.
19511 (sse3_haddv2df3): Likewise.
19512 (sse3_hsubv4sf3): Likewise.
19513 (sse3_hsubv2df3): Likewise.
19514 (umaxv16qi3): Likewise.
19515 (*umaxv16qi3): Likewise.
19516 (smaxv8hi3): Likewise.
19517 (*smaxv8hi3): Likewise.
19518 (*sse4_1_smax<mode>3): Likewise.
19519 (*sse4_1_umax<mode>3): Likewise.
19520 (uminv16qi3): Likewise.
19521 (*uminv16qi3): Likewise.
19522 (sminv8hi3): Likewise.
19523 (*sminv8hi3): Likewise.
19524 (*sse4_1_smin<mode>3): Likewise.
19525 (*sse4_1_umin<mode>3): Likewise.
19527 2008-04-01 Rafael EspÃndola <espindola@google.com>
19529 * tree-cfg.c (verify_expr): remove in_phi.
19530 (verify_stmt): Don't call walk_tree with verify_expr. Use
19531 is_gimple_min_invariant instead of is_gimple_val.
19533 2008-04-01 Joseph Myers <joseph@codesourcery.com>
19535 * doc/include/gpl_v3.texi: Update for manpage generation.
19536 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
19538 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
19539 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
19540 gpl_v3.texi instead of gpl.texi.
19543 2008-04-01 Jakub Jelinek <jakub@redhat.com>
19546 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
19548 2008-04-01 Rafael EspÃndola <espindola@google.com>
19550 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
19551 (extract_code_and_val_from_cond): Use
19552 extract_code_and_val_from_cond_with_ops.
19554 2008-04-01 Jan Hubicka <jh@suse.cz>
19556 * function.c (free_after_compilation): Free epilogue_delay_list.
19557 (prepare_function_start): Assert that previous compilation was freed.
19559 2008-04-01 Jan Hubicka <jh@suse.cz>
19560 Jim Wilson <wilson@tuliptree.org>
19561 Andreas Tobler <andreast@gcc.gnu.org>
19563 PR middle-end/35781
19564 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
19565 rtl.emit instead cfun->emit.
19566 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
19567 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
19569 2008-04-01 Ben Elliston <bje@au.ibm.com>
19571 * doc/c-tree.texi (Function Basics): Fix grammatical error.
19573 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
19575 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
19577 (fprofile-use): Add var flag_profile_use
19578 * coverage.c (coverage_begin_output): Do not open a gcno file for
19579 output only if -ftest-coverage is set.
19580 Do not add getpwd() to gcda file path.
19581 (build_gcov_info): Check the new flag
19582 flag_profile_datafile_relative_path.
19583 (coverage_init): Use profile_data_prefix.
19584 Read profile counter only if flag_profile_use is set.
19585 * opts.c (common_handle_option): New option fprofile-use=,
19586 fprofile-dir=, fprofile-generate=.
19587 * toplev.c (profile_data_prefix): New variable definition.
19588 * toplev.h (profile_data_prefix): New declaration.
19589 * doc/invoke.tex (Option Summary, Optimization Options):
19592 2008-03-31 James E. Wilson <wilson@tuliptree.org>
19594 * varasm.c (output_constant_pool_1): In LABEL_REF check,
19595 use tmp consistently.
19598 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
19599 * config/ia64/ia64.c (rtx_needs_barrier): Handle
19600 UNSPEC_FR_RECIP_APPROX_RES.
19601 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
19603 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
19606 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
19608 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
19610 PR middle-end/30186
19611 * fold-const.c (fold_indirect_ref_1): Support accessing non first
19612 element of the vector via a pointer.
19614 2008-03-31 Ian Lance Taylor <iant@google.com>
19616 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
19618 2008-03-31 Jan Hubicka <jh@suse.cz>
19620 * builtins.c (expand_builtin_setjmp_receiver): Update call of
19621 get_arg_pointer_save_area.
19622 * expr.c (init_expr): Just clear out rtl.expr.
19623 * function.c (free_after_compilation): Clear out whole RTL structure.
19624 (get_func_frame_size): Merge into ...
19625 (get_frame_size): ... this one.
19626 (assign_stack_local_1): Merge into ...
19627 (assign_stack_local): ... this one.
19628 (expand_function_end): Update call of get_arg_pointer_save_area.
19629 (get_art_pointer_save_area): Remove cfun argument.
19630 * function.h (emit_status): regno_pointer_align does not need length
19631 attribute. Move x_regno_reg_rtx to ...
19632 (regno_reg_rtx): ... new global array.
19633 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
19634 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
19635 apply_args_value, forced_labels, stack_pointer_delta):
19637 (struct varasm_status): Move here from varasm.c
19638 (struct rtl_data): New. Move here some fields from struct function.
19639 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
19640 frame_offset, stack_check_probe_note, arg_pointer_save_area,
19641 used_temp_slots avail_temp_slots, temp_slot_level,
19642 nonlocal_goto_handler_labels): Update accesstors.
19643 (rtl): New global variable.
19644 (struct function): Move some fileds to rtl_data.
19645 (get_arg_pointer_save_area): Update prototype.
19646 * emit-rtl.c (rtl): Declare.
19647 (regno_reg_rtx): Declare.
19648 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
19650 (gen_reg_rtx): Update.
19651 (init_virtual_regs): Do not tate emit_status argument.
19652 (init_emit): Do not allocate emit.
19653 * varasm.c (varasm_statuc): Move to function.h.
19654 (n_deferred_constatns): Update accestor.
19655 (init_varasm_status): Do not allocate varasm_status.
19656 (force_const_mem, get_pool_size, output_constant_pool): Update.
19657 * stmt.c (force_label_rtx): Do not use x_ prefixes.
19658 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
19660 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
19662 PR rtl-optimization/35729
19663 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
19666 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
19669 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
19670 load/store if memory is unaligned.
19671 (*movti_rex64): Likewise.
19673 * config/i386/predicates.md (misaligned_operand): New.
19675 2008-03-31 Andrew Pinski <pinskia@gmail.com>
19678 * tree-ssa-phiopt.c (conditional_replacement): Return early for
19681 2008-03-31 Jan Beulich <jbeulich@novell.com>
19683 * config/ia64/constraints.md: Add 'j' constraint.
19684 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
19685 (movdi_internal): Likewise.
19687 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
19690 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
19692 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
19695 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
19696 proper error message for the third argument on blendpd and
19699 * config/i386/sse.md (blendbits): New.
19700 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
19702 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
19704 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
19706 2008-03-30 Richard Guenther <rguenther@suse.de>
19708 PR middle-end/31023
19709 * fold-const.c (fold_sign_changed_comparison): Do leave
19710 conversions to base-types alone.
19712 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
19714 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
19715 the link register if one altivec register is be saved.
19717 2008-03-30 Ben Elliston <bje@au.ibm.com>
19719 * final.c (final_scan_insn): Remove if (0) code.
19721 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
19723 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
19725 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
19727 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
19728 of V4SFmode to ix86_binary_operator_ok.
19730 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
19732 * config/i386/i386.c (override_options): Initialize
19733 ix86_veclib_handler to ix86_veclibabi_svml when
19734 -mveclibabi=svml is used.
19735 (ix86_veclibabi_svml): New function for SVML ABI style
19736 vectorization support.
19737 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
19739 2008-03-28 Rafael EspÃndola <espindola@google.com>
19741 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
19742 (tree_binary_nonnegative_warnv_p): Make it public.
19743 (tree_single_nonnegative_warnv_p): Make it public.
19744 (tree_invalid_nonnegative_warnv_p): Make it public.
19745 (tree_unary_nonzero_warnv_p): Make it public.
19746 (tree_binary_nonzero_warnv_p): Make it public
19747 (tree_single_nonzero_warnv_p): Make it public.
19748 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
19749 (extract_range_from_binary_expr): Split the expr argument.
19750 (extract_range_from_unary_expr): Split the expr argument.
19751 (extract_range_from_comparison): Split the expr argument.
19752 (extract_range_from_expr): Use the new aux functions.
19753 (vrp_evaluate_conditional_warnv): Use
19754 vrp_evaluate_conditional_warnv_with_ops.
19755 * tree.h (tree_unary_nonzero_warnv_p): Declare.
19756 (tree_binary_nonzero_warnv_p): Declare.
19757 (tree_single_nonzero_warnv_p): Declare.
19758 (tree_expr_nonzero_warnv_p): Declare.
19759 (tree_unary_nonnegative_warnv_p): Declare.
19760 (tree_binary_nonnegative_warnv_p): Declare.
19761 (tree_single_nonnegative_warnv_p): Declare.
19762 (tree_invalid_nonnegative_warnv_p): Declare.
19764 2008-03-28 Richard Guenther <rguenther@suse.de>
19766 PR tree-optimization/30317
19767 PR tree-optimization/30911
19768 PR tree-optimization/34793
19769 * tree-vrp.c (set_and_canonicalize_value_range): New function.
19770 (struct assert_locus_d): New member EXPR.
19771 (register_new_assert_for): Add EXPR parameter to support
19772 ASSERT_EXPR <name, expr OP limit>.
19773 (register_edge_assert_for_1): Adjust callers.
19774 (find_assert_locations): Likewise.
19775 (process_assert_insertions_for): Build condition from expression.
19776 (extract_range_from_assert): Handle ASSERT_EXPRs
19777 of the form ASSERT_EXPR <name, expr OP limit>.
19778 (register_edge_assert_for_2): New helper registering
19779 asserts for comparisons. Recognize range tests of the form
19780 (unsigned)i - CST1 OP CST2.
19781 (register_edge_assert_for_1): Use it.
19782 (register_edge_assert_for): Likewise.
19783 (needs_overflow_infinity): Integer sub-types
19784 do not need overflow infinities.
19785 (vrp_val_is_max): The extreme values of integer sub-types
19786 are those of the base type.
19787 (vrp_val_is_min): Likewise.
19788 * tree.def (ASSERT_EXPR): Document extra allowed conditional
19791 2008-03-28 Nick Clifton <nickc@redhat.com>
19794 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
19795 Return GENERAL_REGS for stack adjustment reloads.
19797 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
19800 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
19801 const_vector when all the vectors are constant.
19803 2008-03-27 Bob Wilson <bob.wilson@acm.org>
19805 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
19807 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
19808 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
19810 (s<code>_sf): Use new scc_sf attribute for opcode names.
19812 2008-03-27 Tom Tromey <tromey@redhat.com>
19814 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
19815 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
19816 config/spu/t-spu-elf, config/i386/t-interix,
19817 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
19818 config/i386/x-darwin, config/i386/x-mingw32,
19819 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
19820 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
19821 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
19822 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
19823 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
19824 config/rs6000/x-darwin, config/rs6000/t-rs6000,
19825 config/score/t-score-elf, config/arm/t-strongarm-pe,
19826 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
19827 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
19828 Revert automatic dependency patch.
19830 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
19833 * config/i386/i386.c (ix86_function_arg_boundary): Align
19834 decimal floating point to its natural boundary.
19836 2008-03-27 Richard Guenther <rguenther@suse.de>
19838 PR middle-end/35716
19839 * fold-const.c (fold_comparison): Restrict distinct decl
19840 comparison folding to VAR_DECLs and PARM_DECLs. Do not
19841 solely rely on operand_equal_p.
19843 2008-03-27 Richard Guenther <rguenther@suse.de>
19846 * c-common.c (handle_weak_attribute): Reject combination of
19849 2008-03-27 Richard Guenther <rguenther@suse.de>
19851 PR tree-optimization/32810
19852 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
19853 conversions from DECL_INITIAL.
19854 (fold_const_aggregate_ref): Likewise from constructor elements.
19856 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
19858 * tree-affine.h (aff_combination_expand): Declare.
19859 (get_inner_reference_aff): Likewise.
19860 * tree-affine.c (aff_combination_expand): Split out from
19861 tree_to_aff_combination_expand.
19862 (get_inner_reference_aff): New function.
19863 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
19864 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
19865 (struct lim_aux_data): sm_done field removed.
19866 (mem_ref_loc_p, mem_ref_locs_p): New types.
19867 (struct mem_ref): Added id, stored, accesses_in_loop,
19868 indep_loop, dep_loop, indep_ref, dep_ref fields.
19869 Removed is_stored, locs and next fields.
19870 (memory_accesses): New variable.
19871 (movement_possibility): Do not allow moving statements
19872 that store to memory.
19873 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
19875 (determine_max_movement): For statements with memory references,
19876 find the outermost loop in that the reference is independent.
19877 (move_computations_stmt): Mark the virtual operands for renaming.
19878 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
19879 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
19880 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
19881 add_vop_ref_mapping, create_vop_ref_mapping_loop,
19882 create_vop_ref_mapping, analyze_memory_references,
19883 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
19884 get_all_locs_in_loop, ref_always_accessed_p,
19885 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
19886 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
19887 store_motion_loop, store_motion): New functions.
19888 (struct vop_to_refs_elt): New type.
19889 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
19890 memref_hash, memref_eq, hoist_memory_references): Rewritten.
19891 (schedule_sm): Replaced by...
19892 (execute_sm): ... this.
19893 (determine_lsm_ref, hoist_memory_references,
19894 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
19895 find_more_ref_vops, free_mem_ref, free_mem_refs,
19896 determine_lsm_loop, determine_lsm): Removed.
19897 (tree_ssa_lim_finalize): Free data structures used by store motion.
19898 (tree_ssa_lim): Call analyze_memory_references. Use
19899 store_motion instead of determine_lsm.
19901 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19903 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
19904 rename tmake_file to m68hc11/t-m68hc11.
19905 (mcore): Set inhibit_libc to true.
19906 * config.host (alpha*-dec-*vms*): Set extra_programs.
19907 (interix3*): Don't use host_xmake_file.
19908 * configure.ac: Let config.gcc override inhibit_libc.
19909 * configure: Regenerate.
19911 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
19912 * config/t-openbsd-thread: Remove commented out lines.
19914 * config/x-interix: Remove.
19916 * config/m68hc11/t-m68hc11-gas: Rename to...
19917 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
19919 * config/mcore/t-mcore: Remove T_CFLAGS.
19920 * config/mcore/t-mcore-pe: Likewise.
19922 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19924 * configure.ac: Replace custom __GNU_SOURCE test with
19925 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
19926 * aclocal.m4: Regenerate.
19927 * configure: Regenerate.
19928 * config.in: Regenerate.
19930 2008-03-27 Richard Guenther <rguenther@suse.de>
19932 * fold-const.c (target.h): Include.
19933 (fold_comparison): Fold comparison of addresses of decls
19934 that bind locally or of constants. Consolidate address folding code.
19935 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
19936 results from fold_binary_to_constant.
19937 (compare_values_warnv): Likewise.
19939 2008-03-27 Andrew Pinski <pinskia@gmail.com>
19941 PR middle-end/35429
19942 * fold-const.c (fold_truthop): Check for integeral types when folding
19943 a == 0 && b == 0 and a != 0 || b != 0 .
19945 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
19947 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
19949 2008-03-26 Andreas Schwab <schwab@suse.de>
19951 * doc/invoke.texi: Fix use of @item vs. @itemx.
19953 2008-03-26 Tom Tromey <tromey@redhat.com>
19955 * Makefile.in (build/gensupport.o, build/print-rtl.o,
19956 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
19957 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
19958 build/gencodes.o, build/genconditions.o, build/genconfig.o,
19959 build/genconstants.o, build/genemit.o, build/genextract.o,
19960 build/genflags.o, build/genmddeps.o, build/genopinit.o,
19961 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
19964 2008-03-26 Richard Guenther <rguenther@suse.de>
19967 2008-03-26 Richard Guenther <rguenther@suse.de>
19969 * fold-const.c (target.h): Include.
19970 (fold_comparison): Fold comparison of addresses of two decls
19971 that bind locally. Consolidate address folding code.
19973 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19975 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
19976 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
19977 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
19978 dconstsqrt2, dconstthird, dconste and/or dconst10.
19979 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
19980 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
19981 dconstsqrt2, dconste): Delete.
19982 (init_emit_once): Likewise. Simplify initializing dconstm1.
19984 * real.c (get_real_const): New.
19985 * real.h (dconst3, dconst10, dconstm2, dconstthird,
19986 dconstsqrt2, dconste): Delete.
19987 (real_value_const, get_real_const): New.
19989 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
19991 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
19993 * config/i386/i386.c (ix86_function_arg_boundary): Check
19994 BIGGEST_ALIGNMENT instead of 128.
19995 (setup_incoming_varargs_64): Likewise.
19997 2008-03-26 Tom Tromey <tromey@redhat.com>
19999 * Makefile.in (DEPFILES): Add missing '/'.
20001 2008-03-26 Richard Guenther <rguenther@suse.de>
20003 * fold-const.c (target.h): Include.
20004 (fold_comparison): Fold comparison of addresses of two decls
20005 that bind locally. Consolidate address folding code.
20007 2008-03-26 Nick Clifton <nickc@redhat.com>
20010 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
20011 not allow INT+INT as a legitimate addressing mode.
20013 2008-03-26 Richard Guenther <rguenther@suse.de>
20015 * tree-flow.h (widen_bitfield): Remove declaration.
20016 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
20017 (widen_bitfield): Remove function.
20018 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
20021 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
20024 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
20027 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
20029 PR rtl-optimization/35232
20030 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
20031 (forget_old_reloads_1, forget_marked_reloads): Don't clear
20032 reg_reloaded_call_part_clobbered here.
20033 (reload_regs_reach_end_p): New function.
20034 (reload_reg_rtx_for_input): New variable.
20035 (reload_reg_rtx_for_output): Likewise.
20036 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
20037 when reassigning a pseudo register. Load reloadreg from
20038 reload_reg_rtx_for_input, moving the mode and register
20040 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
20041 instead of the original when deciding whether an input reload
20042 would be a no-op or whether an output reload can be deleted.
20043 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
20044 when setting up new_spill_reg_store. Load it from
20045 reload_reg_rtx_for_output, moving the mode and register
20047 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
20048 instead of the original when deciding whether an output reload
20049 would be a no-op. Do the same when modifying insn notes.
20050 Use rtx_equal_p instead of == to compare the registers.
20051 (inherit_piecemeal_p): Take a mode and two register numbers
20053 (emit_reload_insns): Clear new_spill_reg_store for every hard
20054 register in the reload register. Remove spill registers
20055 from reg_reloaded_valid before considering whether to record
20056 inheritance information for them. Use reload_reg_rtx_for_output
20057 instead of reg_rtx when recording output reloads. Use
20058 reload_reg_rtx_for_input instead of reg_rtx when recording
20059 input reloads. Set or clear reg_reloaded_call_part_clobbered
20060 at the same time as setting reg_reloaded_valid.
20061 (delete_output_reload): Add a new_reload_reg parameter and use it
20062 instead of rld[j].reg_rtx.
20063 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
20066 2008-03-25 Tom Tromey <tromey@redhat.com>
20068 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
20069 (build/genattr.o): Likewise.
20070 (build/genattrtab.o): Likewise.
20071 (build/gencodes.o): Likewise.
20072 (build/genconfig.o): Likewise.
20073 (build/genconstants.o): Likewise.
20074 (build/genemit.o): Likewise.
20075 (build/genextract.o): Likewise.
20076 (build/genflags.o): Likewise.
20078 2008-03-25 Bob Wilson <bob.wilson@acm.org>
20080 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
20081 instead of size_int for integer types.
20082 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
20083 to match type of MINUS_EXPR.
20085 2008-03-25 Tom Tromey <tromey@redhat.com>
20087 * configure: Rebuilt.
20088 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
20091 2008-03-25 Tom Tromey <tromey@redhat.com>
20093 * config/x-solaris (host-solaris.o): Update.
20094 * config/x-linux (host-linux.o): Update.
20095 * config/x-hpux (host-hpux.o): Update.
20096 * config/x-darwin (host-darwin.o): Update.
20097 * config/v850/t-v850e (v850-c.o): Update.
20098 * config/v850/t-v850 (v850-c.o): Update.
20099 * config/t-vxworks (vxworks.o): Update.
20100 * config/t-sol2 (sol2-c.o, sol2.o): Update.
20101 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
20102 * config/spu/t-spu-elf (spu-c.o): Update.
20104 * config/sh/t-symbian (sh-c.o): Update.
20105 (symbian.o): Update.
20106 * config/sh/t-sh (sh-c.o): Update.
20107 * config/score/t-score-elf (score7.o, score3.o): Update.
20108 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
20109 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
20110 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
20111 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
20112 (rs6000.o): Remove.
20113 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
20114 * config/m32c/t-m32c (m32c-pragma.o): Update.
20115 * config/ia64/t-ia64 (ia64-c.o): Update.
20116 * config/i386/x-mingw32 (host-mingw32.o): Update.
20117 * config/i386/x-i386 (driver-i386.o): Update.
20118 * config/i386/x-darwin (host-i386-darwin.o): Update.
20119 * config/i386/x-cygwin (host-cygwin.o): Update.
20120 * config/i386/t-nwld (nwld.o): Update.
20121 * config/i386/t-netware (netware.o): Update.
20122 * config/i386/t-interix (winnt.o): Update.
20123 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
20124 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
20125 msformat-c.o): Update.
20126 * config/bfin/t-bfin-linux (generated_files): Add
20127 linux-sysroot-suffix.h.
20128 * config/arm/t-wince-pe (pe.o): Update.
20129 * config/arm/t-strongarm-pe (pe.o): Update.
20130 * config/arm/t-pe (pe.o): Update.
20131 * config/arm/t-arm (arm-c.o): Update.
20132 * doc/install.texi (Prerequisites): Require make 3.80.
20133 * Makefile.in: Remove .o targets.
20134 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
20135 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
20136 (simple_generated_h, simple_generated_c): Move earlier.
20137 (generated_files): New variable.
20138 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
20139 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
20140 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
20141 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
20142 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
20143 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
20144 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
20145 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
20146 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
20147 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
20148 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
20149 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
20151 (COMPILE.base, COMPILE): New variables.
20152 (%.o): New pattern rule.
20153 (ALL_HOST_OBJS): New variable.
20154 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
20155 (dummy-checksum.o, cc1-checksum.o): Remove.
20156 (DRIVER_SHLIB): New variable.
20157 (DRIVER_DEFINES): Use it.
20158 (gencondmd.c): Move out of build/.
20159 (s-conditions): Update.
20160 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
20161 (ALL_BUILD_OBJS): Likewise.
20162 (build/%.o): Use BUILDCOMPILE.
20163 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
20164 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
20165 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
20166 build/gencheck.o, build/gencodes.o, build/genconditions.o,
20167 build/genconfig.o, build/genconstants.o, build/genemit.o,
20168 build/genextract.o, build/genflags.o, build/genmddeps.o,
20169 build/genopinit.o, build/genoutput.o, build/genpeep.o,
20170 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
20171 build/gen-protos.o, build/scan.o, build/fix-header.o,
20172 build/scan-decls.o): Simplify.
20173 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
20174 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
20175 prefix.o, toplev.o): Reduce to variable setting.
20176 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
20177 ($(out_object_file), gcc-options.o): New targets.
20178 ($(ALL_HOST_OBJS)): New target. Include dependency files.
20179 * configure: Rebuilt.
20180 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
20181 * doc/sourcebuild.texi (Front End Directory): Document new variable.
20183 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
20185 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
20186 complain when we hit an error, return ERROR_MARK_NODE.
20188 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
20190 * config/sh/constraints.md (Pso, Psz): New constraints.
20191 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
20192 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
20194 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
20196 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
20197 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
20199 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
20201 * config/sh/sh.md (prefetch): Add condition for SH2A target.
20202 (prefetch_sh2a): New.
20204 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
20205 Naveen.H.S <naveen.hs@kpitcummins.com>
20207 * config/sh/constraints.md (I28): New constraint.
20208 * config/sh/sh.c (broken_move): Add support for movi20s.
20209 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
20211 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
20212 Jayant Sonar <Jayant.sonar@kpitcummins.com>
20213 Naveen.H.S <naveen.hs@kpitcummins.com>
20215 * config/sh/sh.c (SH_ATTRIBUTES): Define.
20216 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
20217 (print_operand): Handle resbank in %@ operand code.
20218 (sh_encode_section_info): New.
20219 (push_regs): Add conditions for resbank.
20220 (sh_expand_epilogue): Likewise.
20221 (sh_insert_attributes): Likewise.
20222 (sh_attribute_table): Likewise.
20223 (sh_handle_resbank_handler_attribute): New.
20224 (sh2a_handle_function_vector_handler_attribute): New.
20225 (sh2a_is_function_vector_call): New.
20226 (sh2a_get_function_vector_number): New.
20227 (sh2a_function_vector_p): New.
20228 (sh_cfun_resbank_handler_p): New.
20229 * config/sh/sh.md (calli): Emit jsr/n if possible.
20230 (calli_tbr_rel): New.
20231 (calli_pcrel): Emit jsr/n if possible.
20232 (return_i): Emit rts/n if possible.
20233 (call_valuei_tbr_rel): New.
20234 (call_valuei_pcrel): Add condition for SH2A target.
20235 (call_value): Likewise.
20236 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
20237 (sh2a_get_function_vector_number): Likewise.
20238 (sh2a_is_function_vector_call): Likewise.
20239 * doc/extend.texi: Document TBR relative addressing of SH2A.
20240 (resbank): Add description for SH2A.
20242 2008-03-24 Richard Guenther <rguenther@suse.de>
20245 * gimplify.c (gimplify_modify_expr): For frontend type-correct
20246 pointer assignments change conversions according to middle-end rules.
20247 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
20248 * configure.ac: Include type checking in yes.
20249 * configure: Regenerate.
20251 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20253 * diagnostic.c (diagnostic_count_diagnostic): Delete.
20254 (diagnostic_report_diagnostic): Update. Handle ICEs here.
20256 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
20258 * gthr-vxworks.h (UNUSED): Define.
20260 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
20262 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
20264 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
20266 * doc/extend.texi (Function Attributes): Add missing comma in the
20267 example of the "alloc_size" attribute.
20269 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
20272 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
20274 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20277 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
20280 * stor-layout.c (update_alignment_for_field): Set minimum alignment
20281 of the underlying type of a MS bitfield layout to the natural
20282 alignment of the type.
20284 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
20286 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
20287 to their natural alignment to avoid store forwarding stalls.
20289 2008-03-22 Richard Guenther <rguenther@suse.de>
20291 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
20292 For PHI nodes verify the address is invariant.
20293 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
20294 (get_symbol_constant_value): Use is_gimple_min_invariant.
20295 (maybe_fold_stmt_indirect): Likewise.
20297 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
20299 PR rtl-optimization/33927
20300 * Makefile.in (dse.o): Depend on $(TM_P_H).
20301 * expr.h (extract_low_bits): Declare.
20302 * expmed.c (extract_low_bits): New function.
20303 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
20304 * dse.c: Include tm_p.h.
20305 (find_shift_sequence): Remove the read_reg argument and return the
20306 read value. Emit the instructions instead of returning them.
20307 Iterate on new_mode rather than calculating it each time.
20308 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
20309 source to NEW_MODE and extract_low_bits to convert the shifted
20310 value to READ_MODE.
20311 (replace_read): Allow the load and store to have different mode
20312 classes. Use extract_low_bits when SHIFT == 0. Create the shift
20313 or extraction instructions before trying the replacement. Update
20314 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
20316 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
20318 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
20319 to their natural alignment to avoid store forwarding stalls.
20321 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20324 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
20325 encouraging but not allowing gprs for input;
20326 change the input constraint to !f#r.
20327 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
20329 change the output constraint to !f#r.
20331 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
20334 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
20335 corresponding post-reload splitters.
20336 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
20337 when x87 FP math is selected.
20338 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
20339 New function prototype.
20340 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
20341 unreachable function to ease macroization of insn patterns.
20343 2008-03-21 Martin Jambor <mjambor@suse.cz>
20345 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
20346 reference dumps if ddr is NULL or dependence is unknown.
20348 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
20350 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
20351 unsigned extension into account.
20352 (ATOMIC_COMPARE_AND_SWAP): Likewise.
20353 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
20354 Do computations on a scratch register.
20356 2008-03-21 Richard Guenther <rguenther@suse.de>
20358 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
20359 Use is_gimple_min_invariant instead of TREE_INVARIANT.
20360 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
20361 * tree-ssa-dom.c (record_equality): Likewise.
20362 * tree-inline.c (copy_body_r): Likewise.
20363 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
20366 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
20368 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
20369 as 'delete_unused' argument.
20371 2008-03-20 Richard Guenther <rguenther@suse.de>
20373 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
20374 special casing of constant qualifiers.
20375 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
20376 care about them in general.
20377 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
20378 regardless of their type.
20379 (fold_stmt_r): Forcefully fold *& if we end up with that.
20381 2008-03-20 Paul Brook <paul@codesourcery.com>
20383 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
20384 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
20386 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
20388 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
20389 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
20391 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
20393 * common.opt (Wmudflap): New option.
20394 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
20395 (mx_register_decls): Likewise.
20396 (mudflap_finish_file): Likewise.
20397 * doc/invoke.texi: Document -Wno-mudflap.
20399 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
20401 * c-format.c (replace_format_name_to_system_name): New.
20402 (cmp_attribs): New.
20403 (convert_format_name_to_system_name): New.
20404 (decode_format_attr): Add use of convert_format_name_to_system_name.
20405 (format_types_orig): Add gnu_ prefix to names.
20406 (check_format_info_main): Special treating of \0 escaped names for
20407 supporting multi-character format specifiers as I32, I64.
20408 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
20409 (gnu_target_overrides_format_attributes): New.
20410 * c-format.h: Add structure target_ovr_attr to hold
20411 system specific formatter names.
20412 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
20413 msformat-c.o file to c_target_objs and cxx_target_objs.
20414 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
20415 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
20416 (TARGET_N_FORMAT_TYPES): New.
20417 * config/i386/msformat-c.c: New.
20418 * config/i386/t-cygming: Add build rule for msformat-c.o.
20419 * doc/extend.texi: Add new format names gnu_* and ms_* and
20421 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
20423 2008-03-20 Ira Rosen <irar@il.ibm.com>
20425 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
20426 optimizations turned on under -O3.
20427 (ftree-vectorize): Add that the flag is turned on with -O3.
20429 2008-03-20 Ben Elliston <bje@au.ibm.com>
20431 * regmove.c (try_auto_increment): Fix spelling error in comment.
20432 * final.c (final_scan_insn): Likewise.
20434 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
20437 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
20438 allocator preferences for "y" and "r" class registers.
20439 ("*mov<mode>_internal"): Ditto.
20440 ("*movv2sf_internal_rex64"): Ditto.
20441 ("*movv2sf_internal"): Ditto.
20443 2008-03-19 Michael Matz <matz@suse.de>
20445 PR middle-end/35616
20446 * calls.c (expand_call): Check overlap of arguments with call
20447 address for sibcalls.
20449 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
20452 * stor-layout.c (update_alignment_for_field): Set minimum alignment
20453 of the underlying type of a MS bitfield layout to the natural
20454 alignment of the type.
20456 2008-03-19 Jan Hubicka <jh@suse.cz>
20459 * toplev.c (decode_d_option): Handle all CPP flags.
20460 * tree-vrp.c: Update tree_pass descriptors.
20461 * regrename.c: Update tree_pass descriptors.
20462 * fwprop.c: Update tree_pass descriptors.
20463 * doc/invoke.texi: Remove documentation of dropped -d? flags.
20464 * tree-into-ssa.c: Update tree_pass descriptors.
20465 * tree-dump.c: Update tree_pass descriptors.
20466 * tree-complex.c: Update tree_pass descriptors.
20467 * tree-dump.h: Update tree_pass descriptors.
20468 * see.c: Update tree_pass descriptors.
20469 * cgraphbuild.c: Update tree_pass descriptors.
20470 * tracer.c: Update tree_pass descriptors.
20471 * tree-loop-distribution.c: Update tree_pass descriptors.
20472 * cgraph.c: Update tree_pass descriptors.
20473 * postreload-gcse.c: Update tree_pass descriptors.
20474 * postreload.c: Update tree_pass descriptors.
20475 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
20476 * tree-tailcall.c: Update tree_pass descriptors.
20477 * tree-pass.h (tree_opt_pass): Rename to ...
20478 (opt_pass) ... this one; add "type" field and remove letter field.
20479 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
20480 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
20481 all_lowering_passes): Update declaration.
20482 * ipa-cp.c: Update tree_pass descriptors.
20483 * final.c: Update tree_pass descriptors.
20484 * omp-low.c: Update tree_pass descriptors.
20485 * tree-ssa-dse.c: Update tree_pass descriptors.
20486 * ipa-reference.c: Update tree_pass descriptors.
20487 * tree-ssa-uncprop.c: Update tree_pass descriptors.
20488 * auto-inc-dec.c: Update tree_pass descriptors.
20489 * reorg.c: Update tree_pass descriptors.
20490 * cgraphunit.c: Update tree_pass descriptors.
20491 * tree-ssa-copyrename.c: Update tree_pass descriptors.
20492 * tree-ssa-ccp.c: Update tree_pass descriptors.
20493 * df-core.c: Update tree_pass descriptors.
20494 * mode-switching.c: Update tree_pass descriptors.
20495 * tree-nomudflap.c: Update tree_pass descriptors.
20496 * modulo-sched.c: Update tree_pass descriptors.
20497 * ipa-pure-const.c: Update tree_pass descriptors.
20498 * cse.c: Update tree_pass descriptors.
20499 * web.c: Update tree_pass descriptors.
20500 * tree-stdarg.c: Update tree_pass descriptors.
20501 * tree-ssa-math-opts.c: Update tree_pass descriptors.
20502 * tree-ssa-dom.c: Update tree_pass descriptors.
20503 * tree-nrv.c: Update tree_pass descriptors.
20504 * tree-ssa-alias.c: Update tree_pass descriptors.
20505 * loop-init.c: Update tree_pass descriptors.
20506 * gimple-low.c: Update tree_pass descriptors.
20507 * ipa-inline.c: Update tree_pass descriptors.
20508 * tree-ssa-sink.c: Update tree_pass descriptors.
20509 * global.c: Update tree_pass descriptors.
20510 * ifcvt.c: Update tree_pass descriptors.
20511 * jump.c: Update tree_pass descriptors.
20512 * predict.c: Update tree_pass descriptors.
20513 * tree-ssa-loop.c: Update tree_pass descriptors.
20514 * recog.c: Update tree_pass descriptors.
20515 * dse.c: Update tree_pass descriptors.
20516 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
20517 * tree-eh.c: Update tree_pass descriptors.
20518 * regmove.c: Update tree_pass descriptors.
20520 * function.c: Update tree_pass descriptors.
20521 * tree-vectorizer.c: Update tree_pass descriptors.
20522 * gcse.c: Update tree_pass descriptors.
20523 * ipa-type-escape.c: Update tree_pass descriptors.
20524 * tree-if-conv.c: Update tree_pass descriptors.
20525 * init-regs.c: Update tree_pass descriptors.
20526 * ipa.c: Update tree_pass descriptors.
20527 * tree-ssa-phiopt.c: Update tree_pass descriptors.
20528 * rtl-factoring.c: Update tree_pass descriptors.
20529 * lower-subreg.c: Update tree_pass descriptors.
20530 * bt-load.c: Update tree_pass descriptors.
20531 * tree-dfa.c: Update tree_pass descriptors.
20532 * except.c: Update tree_pass descriptors.
20533 * emit-rtl.c: Update tree_pass descriptors.
20534 * cfgexpand.c: Update tree_pass descriptors.
20535 * tree-cfgcleanup.c: Update tree_pass descriptors.
20536 * cfgcleanup.c: Update tree_pass descriptors.
20537 * tree-ssa-pre.c: Update tree_pass descriptors.
20538 * tree-sra.c: Update tree_pass descriptors.
20539 * tree-mudflap.c: Update tree_pass descriptors.
20540 * tree-ssa-copy.c: Update tree_pass descriptors.
20541 * cfglayout.c: Update tree_pass descriptors.
20542 * tree-ssa-forwprop.c: Update tree_pass descriptors.
20543 * tree-ssa-dce.c: Update tree_pass descriptors.
20544 * tree-ssa.c: Update tree_pass descriptors.
20545 * regclass.c: Update tree_pass descriptors.
20546 * integrate.c: Update tree_pass descriptors.
20547 * tree-optimize.c: Update tree_pass descriptors.
20548 * tree-ssa-phiprop.c: Update tree_pass descriptors.
20549 * tree-object-size.c: Update tree_pass descriptors.
20550 * combine.c: Update tree_pass descriptors.
20551 * tree-outof-ssa.c: Update tree_pass descriptors.
20552 * bb-reorder.c: Update tree_pass descriptors.
20553 * stack-ptr-mod.c: Update tree_pass descriptors.
20554 * var-tracking.c: Update tree_pass descriptors.
20555 * tree-profile.c: Update tree_pass descriptors.
20556 * tree-vect-generic.c: Update tree_pass descriptors.
20557 * reg-stack.c: Update tree_pass descriptors.
20558 * sched-rgn.c: Update tree_pass descriptors.
20559 * tree-ssa-structalias.c: Update tree_pass descriptors.
20560 * tree-cfg.c: Update tree_pass descriptors.
20561 * passes.c (current_pass): Update declaration.
20562 (finish_optimization_passes): Update.
20563 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
20564 (register_one_dump_file, register_dump_files_1, next_pass_1):
20566 (init_optimization_passes): Update handling of new types.
20567 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
20568 * ipa-struct-reorg.c: Update tree_pass descriptors.
20569 * tree-ssa-reassoc.c: Update tree_pass descriptors.
20570 * combine-stack-adj.c: Update tree_pass descriptors.
20571 * cfgrtl.c: Update tree_pass descriptors.
20572 * dce.c: Update tree_pass descriptors.
20573 * tree-ssanames.c: Update tree_pass descriptors.
20575 2008-03-19 Richard Guenther <rguenther@suse.de>
20577 PR middle-end/35609
20578 * tree-ssa.c (walk_data): New structure.
20579 (warn_uninitialized_var): If not always_executed warn with "maybe"
20581 (execute_early_warn_uninitialized): Compute post-dominators.
20582 Initialize always_executed before processing each basic block.
20584 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
20587 * config/i386/i386.c (x86_this_parameter): Calculate correct location
20588 of "this" pointer when "regparm = N" or "fastcall" is in effect.
20590 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20592 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
20594 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
20596 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
20598 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
20599 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
20600 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
20601 target after ignore has been set, and move there also the commputation
20602 of subtarget and original_target.
20603 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
20604 (LANG_HOOKS_INITIALIZER): Remove it.
20605 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
20607 2008-03-18 Richard Guenther <rguenther@suse.de>
20609 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
20610 found an expression with constants, note that in the VN for the lhs.
20611 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
20612 fold them to constants if possible. Run cleanup_cfg if done so.
20613 (execute_pre): Return todo.
20614 (do_pre): Likewise.
20615 (execute_fre): Likewise.
20616 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
20618 (get_prop_source_stmt): Look through pointer conversions.
20620 2008-03-18 Jan Hubicka <jh@suse.cz>
20622 * tree-pretty-print.c: Include predict.h.
20623 (dump_generic_node): Dump predictor.
20624 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
20625 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
20626 * gimple-low.c (lower_stmt): Likewise.
20627 * expr.c (expand_expr_real): Likewise.
20628 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
20630 (build_predict_expr, build_predict_expr): New.
20631 * predict.h (predictor_name, build_predict_expr): Update.
20632 * c-typeck.c (c_finish_bc_stmt): Add prediction.
20633 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
20634 * predict.def (PRED_CONTINUE): Update hitrate.
20635 * tree.def (PREDICT_EXPR): Define.
20636 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
20637 do not handle BIND_EXPR.
20638 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
20639 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
20640 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
20643 2008-03-18 Michael Matz <matz@suse.de>
20645 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
20647 2008-03-18 Richard Guenther <rguenther@suse.de>
20649 * tree-gimple.h (is_gimple_invariant_address): Declare.
20650 (is_gimple_constant): Likewise.
20651 * tree-gimple.c (is_gimple_constant): New function.
20652 (is_gimple_invariant_address): Likewise.
20653 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
20654 and is_gimple_invariant_address.
20655 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
20657 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
20658 an addressable base.
20660 2008-03-18 Jakub Jelinek <jakub@redhat.com>
20662 PR middle-end/35611
20663 * gimplify.c (gimplify_expr): Gimplify second operand of
20666 2008-03-17 Richard Guenther <rguenther@suse.de>
20668 PR tree-optimization/19637
20669 * fold-const.c (fold_unary): Remove restrictions of removing
20670 intermediate pointer-conversions (P2)(P1)P0.
20671 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
20672 conversion to void pointer.
20673 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
20675 2008-03-16 James E. Wilson <wilson@tuliptree.org>
20678 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
20679 emulated thread local variables.
20681 2008-03-16 Richard Guenther <rguenther@suse.de>
20683 PR middle-end/35607
20684 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
20685 expand TREE_INVARIANT operations that are not gimple invariant.
20687 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
20689 * doc/extend.texi (Alignment): Say that the ABI controls
20690 the __alignof__ for non-strict-alignment targets rather
20691 than being a recommendation.
20693 2008-03-15 Paul Brook <paul@codesourcery.com>
20695 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
20697 (arm_output_fn_unwind): Mark functions that can not be unwound.
20699 2008-03-15 Paul Brook <paul@codesourcery.com>
20701 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
20702 extension instructions.
20704 2008-03-15 Richard Guenther <rguenther@suse.de>
20706 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
20707 and fold constant aggregate refs.
20708 (fold_const_aggregate_ref): Handle string constants
20709 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
20710 (evaluate_stmt): Simplify now that ccp_fold folds constant
20713 2008-03-15 Paul Brook <paul@codesourcery.com>
20715 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
20716 (extzv): Use gen_extzv_t2.
20717 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
20719 2008-03-15 Richard Guenther <rguenther@suse.de>
20721 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
20722 (fold_const_aggregate_ref): Likewise.
20723 (get_value): Return NULL if we don't have any values.
20724 (ccp_finalize): Set const_val to NULL after freeing it.
20725 * tree-flow.h (get_symbol_constant_value): Declare.
20726 (fold_const_aggregate_ref): Likewise.
20727 * tree-ssa-sccvn.c (try_to_simplify): Use them.
20729 2008-03-15 Richard Guenther <rguenther@suse.de>
20731 PR middle-end/35593
20732 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
20733 to not produce negative array indices if not allowed. Add
20734 parameter to indicate that.
20735 (maybe_fold_offset_to_component_ref): Allow negative array
20736 indices only for the first member of a structure.
20737 (maybe_fold_offset_to_reference): Allow negative array indices.
20738 (maybe_fold_stmt_addition): Likewise.
20740 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
20741 Anatoly Sokolov <aesok@post.ru>
20743 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
20744 (avr_arch): Add ARCH_AVR6.
20745 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
20746 (initial_elimination_offset): Initialize and use 'avr_pc_size'
20747 instead of fixed value 2.
20748 (print_operand_address): Use gs() asm specifier instead of pm().
20749 (avr_assemble_integer): (Ditto.).
20750 (avr_output_addr_vec_elt): (Ditto.).
20751 (print_operand): Handle "!" code.
20752 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
20753 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
20754 (AVR_HAVE_EIJMP_EICALL): Define.
20755 (AVR_3_BYTE_PC): Redefine.
20756 (AVR_2_BYTE_PC): (Ditto.).
20757 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
20758 (LINK_SPEC): Add atmega2560 and atmega2561.
20759 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
20761 * config/avr/avr.md (call_insn): Use eicall instead of icall
20762 for 3 byte PC devices.
20763 (call_value_insn): (Ditto.).
20764 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
20765 (indirect_jump): Use only for for 2 byte PC devices.
20766 (*tablejump): (Ditto.).
20767 (*indirect_jump_avr6): Add insn.
20768 (*tablejump_rjmp): Don't use for 3 byte PC devices.
20769 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
20770 instead of ijmp for 3 byte PC devices.
20771 (__tablejump2__): (Ditto.).
20772 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
20773 (MULITLIB_DIRNAMES): (Ditto.).
20774 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
20776 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
20778 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
20779 "sse2_umulsidi3". Use V1DI mode for operand 0.
20780 ("mmx_psadbw"): Use V1DI mode for operand 0.
20781 * config/i386/i386-modes.def (V1SI): New vector mode.
20782 * config/i386/i386.c (struct builtin_description)
20783 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
20784 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
20785 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
20786 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
20787 v1di_ftype_v8qi_v8qi type.
20788 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
20790 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
20791 __builtin_ia32_pmuludq]: Fix the mode of return value.
20793 2008-03-15 Richard Guenther <rguenther@suse.de>
20795 PR middle-end/35595
20796 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
20799 2008-03-14 Bob Wilson <bob.wilson@acm.org>
20801 * doc/invoke.texi (Option Summary, Xtensa Options): Document
20802 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
20803 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
20804 unless TARGET_SERIALIZE_VOLATILE is enabled.
20805 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
20806 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
20807 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
20809 2008-03-14 Richard Guenther <rguenther@suse.de>
20811 PR tree-optimization/34172
20812 * tree-flow.h (refs_may_alias_p): Declare.
20813 (get_single_def_stmt): Likewise.
20814 (get_single_def_stmt_from_phi): Likewise.
20815 (get_single_def_stmt_with_phi): Likewise.
20816 * tree-dfa.c (refs_may_alias_p): New function.
20817 (get_single_def_stmt): Likewise.
20818 (get_single_def_stmt_from_phi): Likewise.
20819 (get_single_def_stmt_with_phi): Likewise.
20820 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
20821 (vn_reference_lookup_1): New helper function.
20822 (vn_reference_lookup): Walk the virtual use-def chain to
20823 continue searching for a match if the def does not alias the
20824 reference we are looking for.
20826 2008-03-14 David Edelsohn <edelsohn@gnu.org>
20828 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
20829 archive and Perzl. Update The Written Word listing.
20831 2008-03-14 Richard Guenther <rguenther@suse.de>
20833 PR tree-optimization/34043
20834 PR tree-optimization/33989
20835 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
20837 (bitmap_find_leader): Use extra argument to verify dominance
20838 relationship inside a basic-block.
20839 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
20840 (find_leader_in_sets): Adjust.
20841 (create_component_ref_by_pieces): Take extra argument for
20842 dominance check, handle lookup failures.
20843 (find_or_generate_expression): Likewise.
20844 (create_expression_by_pieces): Likewise.
20845 (insert_into_preds_of_block): Adjust.
20846 (create_value_expr_from): If asked for, verify all operands
20847 are in the blocks AVAIL_OUT set.
20848 (make_values_for_stmt): Check for SSA_NAMEs that are life
20849 over an abnormal edge.
20850 (compute_avail): Remove such check.
20851 (do_SCCVN_insertion): New function.
20852 (eliminate): If we do not find a leader suitable for replacement
20853 insert a replacement expression from SCCVN if available.
20854 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
20855 (struct vn_ssa_aux): Add needs_insertion flag.
20856 * tree-ssa-sccvn.c (may_insert): New global flag.
20857 (copy_reference_ops_from_ref): Value-number union member access
20858 based on its size, not type and member if insertion is allowed.
20859 (visit_reference_op_load): For a weak match from union type
20860 punning lookup a view-converted value and insert a SSA_NAME
20861 for that value if that is not found.
20862 (visit_use): Make dumps shorter. Do not disallow value numbering
20863 SSA_NAMEs that are life over an abnormal edge to constants.
20864 (free_scc_vn): Release inserted SSA_NAMEs.
20865 (run_scc_vn): New flag to specify whether insertion is allowed.
20866 Process SSA_NAMEs in forward order.
20867 * tree-ssa-loop-im.c (for_each_index): Handle invariant
20868 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
20869 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
20870 pointer type to/from integral types that do not change the
20871 precision to regular conversions.
20873 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20875 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20876 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20877 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
20878 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
20879 input arguments and the mode of return value. Built-in functions
20880 that operate on whole 64-bit MMX register now use V1DI mode.
20882 2008-03-13 Alon Dayan <alond@il.ibm.com>
20883 Olga Golovanevsky <olga@il.ibm.com>
20885 PR tree-optimization/35041
20886 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
20887 to locate the right position in a statement.
20889 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20893 * config/i386/xmmintrin.h: Change all static inline functions to
20894 extern inline and add __gnu_inline__ attribute.
20895 * config/i386/bmintrin.h: Ditto.
20896 * config/i386/smmintrin.h: Ditto.
20897 * config/i386/tmmintrin.h: Ditto.
20898 * config/i386/mmintrin-common.h: Ditto.
20899 * config/i386/ammintrin.h: Ditto.
20900 * config/i386/emmintrin.h: Ditto.
20901 * config/i386/pmmintrin.h: Ditto.
20902 * config/i386/mmintrin.h: Ditto.
20903 * config/i386/mm3dnow.h: Ditto.
20905 2008-03-13 Jakub Jelinek <jakub@redhat.com>
20907 PR middle-end/35185
20908 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
20909 (lower_omp_2): New function.
20910 (lower_omp_1, lower_omp): Rewritten.
20912 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
20915 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
20916 with the phrase "Microsoft Windows compilers".
20917 (Push/Pop Macro Pragmas): New subsection. Document
20918 #pragma push_macro and pragma pop_macro.
20920 2008-03-12 Paul Brook <paul@codesourcery.com>
20922 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
20924 2008-03-12 Paul Brook <paul@codesourcery.com>
20926 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
20927 (thumb2_alusi3_short): Exclude PLUS and MINUS.
20928 (thumb2_addsi_shortim): Rename ...
20929 (thumb2_addsi_short): ... to this. Allow register operands.
20930 (thumb2_subsi_short): New pattern.
20931 (thumb2_one_cmplsi2_short,
20932 thumb2_negsi2_short): New patterns and peepholes.
20934 2008-03-12 Paul Brook <paul@codesourcery.com>
20936 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
20938 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
20940 * config/i386/i386.md (int_cond): New code iterator.
20942 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
20943 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
20944 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
20945 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
20946 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
20947 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
20948 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
20949 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
20951 2008-03-12 Paul Brook <paul@codesourcery.com>
20953 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
20954 instead of {arm,thumb}_compute_save_reg_mask.
20955 (output_return_instruction): Ditto.
20956 (thumb_unexpanded_epilogue): Ditto.
20957 (thumb1_expand_prologue): Ditto.
20958 (thumb1_output_function_prologue): Ditto.
20959 (arm_set_return_address): Ditto.
20960 (thumb_set_return_address): Ditto.
20961 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
20962 regs to achieve stack alignment.
20963 (thumb1_compute_save_reg_mask): Fix compiler warning.
20964 (arm_output_epilogue): Use offsets->saved_regs_mask.
20965 Adjust stack pointer by poping call clobered registers.
20966 (arm_expand_prologue): Use offsets->saved_regs_mask.
20967 Adjust stack pointer by pushing extra registers.
20968 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
20970 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
20973 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
20974 conversion to the operands of a multiplication.
20976 2008-03-12 Richard Guenther <rguenther@suse.de>
20978 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
20979 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
20980 * timevar.def (TV_TREE_PHIPROP): Add.
20981 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
20982 pass description. Use TV_TREE_PHIPROP.
20983 * tree-ssa-forwprop.c: Remove phiprop code.
20985 2008-03-12 Jakub Jelinek <jakub@redhat.com>
20987 PR middle-end/35549
20988 * omp-low.c (maybe_lookup_decl): Constify first argument.
20989 (use_pointer_for_field): Change last argument from bool to
20990 omp_context *. Disallow shared copy-in/out in nested
20991 parallel if decl is shared in outer parallel too.
20992 (build_outer_var_ref, scan_sharing_clauses,
20993 lower_rec_input_clauses, lower_copyprivate_clauses,
20994 lower_send_clauses, lower_send_shared_vars): Adjust callers.
20996 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
20997 Ira Rosen <irar@il.ibm.com>
20999 * tree-vectorizer.c (free_stmt_vec_info): New function.
21000 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
21001 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
21002 * tree-vectorizer.h (free_stmt_vec_info): Declare.
21003 * tree-vect-transform.c (vectorizable_conversion): Free
21004 vec_oprnds0 if it was allocated.
21005 (vect_permute_store_chain): Remove unused VECs.
21006 (vectorizable_store): Free VECs that are allocated in the..
21008 (vect_transform_strided_load, vectorizable_load): Likewise.
21009 (vect_remove_stores): Simplify the code.
21010 (vect_transform_loop): Move code to vect_remove_stores().
21011 Call vect_remove_stores() and free_stmt_vec_info().
21013 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21015 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
21016 TARGET_HPUX. Revise comment.
21017 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
21018 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
21019 Use sr4 variant of `be' instruction when not generating PIC code.
21020 (attr_length_call): Adjust for above change.
21022 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
21024 * ipa-reference.c (static_execute): Remove module_statics_const and
21025 associated setting code.
21027 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
21030 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
21031 predicate for operand 1.
21032 (paritysi2_cmp): Use register_operand predicate for operand 2.
21033 Use earlyclobber modifier for operand 1. Remove support for
21035 (paritydi2_cmp): Use register_operand predicate for operand 3.
21036 Use earlyclobber modifier for operand 1. Remove support for
21039 2008-03-11 Paul Brook <paul@codesourcery.com>
21040 Vladimir Prus <vladimir@codesourcery.com>
21042 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
21043 (arm_compute_save_reg0_reg12_mask): Always
21044 check if register 11 must be saved. Always safe hard frame pointer
21045 when frame_pointer_needeed.
21046 (arm_compute_save_reg_mask): Save IP and PC
21047 only with apcs frames.
21048 (arm_output_epilogue): Adjust Thumb2 codepath to
21049 be also invoked and work for ARM non-apcs frames.
21050 (arm_expand_prologue): Don't bother saving IP
21051 for non-apcs frame, since it's not clobbered by
21052 prologue code. Implement non-apcs frame
21055 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
21057 PR rtl-optimization/35281
21058 * expr.c (convert_move): Use a new pseudo for the intermediate
21059 from_mode->word_mode result.
21061 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
21063 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
21064 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
21065 * toplev.c (compile_file): Don't call it.
21067 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
21069 PR middle-end/35526
21070 * expr.c (store_expr): Call emit_block_move if the mode
21071 of "temp" RTX is BLKmode.
21073 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
21074 Richard Guenther <rguenther@suse.de>
21076 PR tree-optimization/31358
21077 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
21078 the step with a NULL_TREE.
21079 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
21080 to sizetype if type is a pointer type.
21081 (add_candidate_1): Don't convert the base and step to
21082 the generic type if the orginal type is a pointer type.
21083 (add_iv_value_candidates): Use sizetype for the step
21084 if type is a pointer type.
21085 (cand_value_at): Likewise.
21086 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
21088 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
21089 Don't convert the tem affine to the type.
21090 (add_elt_to_tree): Use sizetype for the step if a pointer.
21091 Use POINTER_PLUS_EXPR for pointers.
21092 (aff_combination_to_tree): Use sizetype for the step if a
21095 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
21097 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
21098 Remove commutativity hint.
21100 2008-03-10 Jakub Jelinek <jakub@redhat.com>
21104 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
21105 errorneous type. Check that v is a VAR_DECL.
21107 PR middle-end/35099
21108 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
21110 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
21112 PR tree-optimization/35494
21113 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
21114 may be overriden at link and run time.
21116 2008-03-10 Richard Guenther <rguenther@suse.de>
21118 PR tree-optimization/34677
21119 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
21120 (poolify_tree): Likewise.
21121 (modify_expr_template): Likewise.
21122 (poolify_modify_stmt): Likewise.
21123 (insert_fake_stores): Handle all component-ref style stores
21124 in addition to INDIRECT_REF. Also handle complex types.
21125 Do not poolify the inserted load.
21126 (realify_fake_stores): Do not rebuild the tree but only
21127 make it a SSA_NAME copy.
21128 (init_pre): Remove initialzation of modify_expr_template.
21129 Do not allocate modify_expr_node_pool.
21130 (fini_pre): Do not free modify_expr_node_pool.
21132 2008-03-10 Paul Brook <paul@codesourcery.com>
21134 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
21135 to avoid conflicts.
21137 2008-03-10 Paul Brook <paul@codesourcery.com>
21138 Mark Shinwell <shinwell@codesourcery.com>
21140 * config/arm/cortex-r4.md: New.
21141 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
21143 * config/arm/arm.md: Include cortex-r4.md.
21144 (insn): Add smmls, sdiv and udiv values.
21145 (generic_sched): Don't use generic scheduling for Cortex-R4.
21146 (arm_issue_rate): New function.
21147 (TARGET_SCHED_ISSUE_RATE): Define.
21149 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
21151 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
21153 2008-03-10 Richard Guenther <rguenther@suse.de>
21155 * tree-ssa-pre.c (get_sccvn_value): Simplify.
21156 (compute_avail): Do not add stmt uses to AVAIL_OUT.
21158 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
21160 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
21161 Set default to true.
21163 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21165 * c.opt (Wsynth): Deprecate.
21166 * doc/invoke.texi (Option Summary, Warning Options): Document
21167 -Wno-format-contains-nul.
21169 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
21172 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
21173 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
21175 2008-03-09 Ira Rosen <irar@il.ibm.com>
21177 * config/rs6000/rs6000.c (builtin_description): Rename vector
21178 left shift operations.
21179 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
21180 (altivec_vsl<VI_char>): Rename to ...
21181 (ashl<mode>3): ... new name.
21182 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
21184 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
21186 2008-03-08 Richard Guenther <rguenther@suse.de>
21188 * coverage.h (tree_coverage_counter_addr): Declare.
21189 * coverage.c (tree_coverage_counter_addr): New function.
21190 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
21191 before using again.
21192 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
21193 (tree_gen_one_value_profiler): Likewise.
21194 (tree_gen_ic_profiler): Likewise.
21195 (tree_gen_average_profiler): Likewise.
21196 (tree_gen_ior_profiler): Likewise.
21198 2008-03-08 Richard Guenther <rguenther@suse.de>
21200 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
21201 (vn_binary_op_insert): Likewise.
21202 (vn_unary_op_lookup): Likewise.
21203 (vn_unary_op_insert): Likewise.
21204 (vn_nary_op_lookup): Declare.
21205 (vn_nary_op_insert): Likewise.
21206 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
21207 and binary hashes, use a single obstack for unary_op_pool
21208 and binary_op_pool.
21209 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
21210 a single struct vn_nary_op_s. Store tree code length and
21211 a variable number of operands.
21212 (struct vn_reference_op_struct): Remove unused op2.
21213 (vn_reference_op_eq): Do not compare op2.
21214 (vn_reference_op_compute_hash): Do not compute hash of op2.
21215 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
21216 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
21217 with vn_nary_op_compute_hash.
21218 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
21219 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
21221 (vn_unary_op_insert, vn_binary_op_insert): Replace with
21223 (visit_unary_op): Call nary functions.
21224 (visit_binary_op): Likewise.
21225 (process_scc): Adjust for struct vn_tables_s changes.
21226 (allocate_vn_table): Likewise.
21227 (free_vn_table): Likewise.
21228 * tree-vn.c (vn_add): Call nary functions.
21229 (vn_lookup): Likewise.
21231 2008-03-08 Jakub Jelinek <jakub@redhat.com>
21234 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
21235 wdst back after sync_compare_and_swapqhi_internal.
21237 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
21240 * config/i386/i386-modes.def (V1DI): New vector mode.
21241 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
21242 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
21243 (MMXMODE248): Ditto.
21244 (MMXMODE): Add V1DI mode.
21245 (mmxvecsize): Change DI mode to V1DI mode.
21246 ("mov<mode>): Use MMXMODEI8 mode iterator.
21247 ("*mov<mode>_internal_rex64"): Ditto.
21248 ("*mov<mode>_internal"): Ditto.
21249 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
21250 ("mmx_sub<mode>3"): Ditto.
21251 ("mmx_adddi3"): Remove insn pattern.
21252 ("mmx_subdi3"): Ditto.
21253 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
21254 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
21255 ("mmx_ashl<mode>3"): Ditto.
21256 ("mmx_lshrdi3"): Remove insn pattern.
21257 ("mmx_ashldi3"): Ditto.
21258 * config/i386/i386.c (classify_argument): Handle V1DImode.
21259 (function_arg_advance_32): Ditto.
21260 (function_arg_32): Ditto.
21261 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
21262 mmx_addv1di3 insn pattern.
21263 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
21264 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
21265 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
21266 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
21267 Remove definitions of built-in functions.
21268 (V1DI_type_node): New node.
21269 (v1di_ftype_v1di_int): Ditto.
21270 (v1di_ftype_v1di_v1di): Ditto.
21271 (v2si_ftype_v2si_si): Ditto.
21272 (v4hi_ftype_v4hi_di): Remove node.
21273 (v2si_ftype_v2si_di): Ditto.
21274 (ix86_init_mmx_sse_builtins): Handle V1DImode.
21275 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
21276 Redefine builtins using def_builtin_const with *_ftype_*_int node.
21277 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
21278 Add new builtins using def_builtin_const.
21279 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
21280 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
21281 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
21282 * config/i386/mmintrin.h (__v1di): New typedef.
21283 (_mm_add_si64): Cast arguments to __v1di type.
21284 (_mm_sub_si64): Ditto.
21285 (_mm_sll_pi16): Cast __count to __v4hi type.
21286 (_mm_sll_pi32): Cast __count to __v2si type.
21287 (_mm_sll_si64): Cast arguments to __v1di type.
21288 (_mm_srl_pi16): Cast __count to __v4hi type.
21289 (_mm_srl_pi32): Cast __count to __v2si type.
21290 (_mm_srl_si64): Cast arguments to __v1di type.
21291 (_mm_sra_pi16): Cast __count to __v4hi type.
21292 (_mm_sra_pi32): Cast __count to __v2si type.
21293 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
21294 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
21295 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
21296 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
21297 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
21298 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
21299 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
21300 (_mm_srai_pi32): Use __builtin_ia32_psradi.
21301 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
21302 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
21303 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
21304 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
21306 2008-03-07 Joseph Myers <joseph@codesourcery.com>
21308 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
21310 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
21313 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
21314 reg+const addressing for Altivec modes. Don't generate reg+reg
21315 addressing for TFmode or TDmode quantities.
21317 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
21319 * c-common.c (vector_types_convertible_p): Call langhook
21320 instead of comptypes.
21322 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
21325 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
21326 integral and scalar float variables which have a
21329 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
21331 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
21332 dwarf_register_span hook when emitting unwind information for
21333 register-to-memory saves.
21334 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
21335 (rs6000_frame_related): Remove call to spe_synthesize_frame.
21337 2008-03-06 Jakub Jelinek <jakub@redhat.com>
21339 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
21340 for the same VAR_DECL.
21342 2008-03-06 Tom Tromey <tromey@redhat.com>
21344 * treelang: Delete.
21345 * doc/standards.texi (Standards): Don't mention treelang.
21346 * doc/invoke.texi (Overall Options): Don't mention treelang.
21347 * doc/install.texi (Prerequisites): Don't mention bison or
21349 (Configuration): Don't mention treelang.
21350 (Building): Likewise.
21351 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
21353 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
21355 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
21356 word-extractions out of a multi-word object.
21358 2008-03-06 Richard Guenther <rguenther@suse.de>
21360 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
21361 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
21362 result type and precision.
21363 * expr.c (get_inner_reference): Set unsignedp based on the result
21364 type of BIT_FIELD_REF.
21365 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
21366 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
21367 (try_instantiate_multiple_fields): Likewise. Use the correct type
21369 (sra_build_assignment): Likewise.
21370 (sra_build_elt_assignment): Likewise.
21371 (sra_explode_bitfield_assignment): Likewise.
21372 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
21373 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
21374 set BIT_FIELD_REF_UNSIGNED.
21375 (vectorizable_load): Likewise.
21377 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
21379 * cse.c (cse_extended_basic_block): Invalidate artificial defs
21382 2008-03-06 Richard Guenther <rguenther@suse.de>
21384 * alias.c (struct alias_set_entry): Move has_zero_child field
21385 to pack with alias_set.
21387 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
21389 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
21392 2008-03-05 Ian Lance Taylor <iant@google.com>
21394 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
21396 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
21398 * fwprop.c (update_df): Support width and offset parameters of
21400 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
21401 global_conflicts): Change DF_REF_EXTRACT to either
21402 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
21403 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
21404 * df-scan.c (df_ref_record, df_defs_record,
21405 df_ref_create_structure, df_def_record_1, df_uses_record,
21406 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
21407 df_bb_refs_collect, df_entry_block_defs_collect,
21408 df_exit_block_uses_collect): Support new width and offset fields.
21409 (ref_extract_pool): New storage pool.
21410 (df_free_ref): New function.
21411 (df_reg_chain_unlink, df_free_collection_rec,
21412 df_sort_and_compress_refs): Call df_free_ref.
21413 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
21415 (df_ref_create_structure): Allocate df_ref_extract if offset and
21416 width fields are used.
21417 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
21418 (df_uses_record): Get offset and width from ZERO_EXTRACT
21420 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
21421 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
21422 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
21423 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
21424 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
21425 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
21426 (df_ref_extract): New structure.
21427 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
21428 (df_ref_create): Add width and offset parameters.
21430 2008-03-05 Richard Guenther <rguenther@suse.de>
21432 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21433 Use ranges_overlap_p.
21434 (offset_overlaps_with_access): Rename
21435 to ranges_overlap_p and move ...
21436 * tree-flow-inline.h (ranges_overlap_p): ... here.
21438 * tree.h (get_inner_reference, handled_component_p): Update
21441 * tree.h (record_component_aliases, get_alias_set,
21442 alias_sets_conflict_p, alias_sets_must_conflict_p,
21443 objects_must_conflict_p): Move declarations ...
21444 * alias.h (record_component_aliases, get_alias_set,
21445 alias_sets_conflict_p, alias_sets_must_conflict_p,
21446 objects_must_conflict_p): ... here.
21447 Include coretypes.h.
21448 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
21450 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
21452 * cfg.c: Include tree-flow.h.
21453 (remove_edge_raw): Call redirect_edge_var_map_clear.
21454 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
21455 * tree-flow-inline.h (redirect_edge_var_map_def): New.
21456 (redirect_edge_var_map_result): New.
21457 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
21458 PENDING_STMT use with redirect_edge_var_map_*.
21459 * tree-ssa.c (edge_var_maps): New definition.
21460 (redirect_edge_var_map_add): New.
21461 (redirect_edge_var_map_clear): New.
21462 (redirect_edge_var_map_dup): New.
21463 (redirect_edge_var_map_vector): New.
21464 (redirect_edge_var_map_destroy): New.
21465 (ssa_redirect_edge): Replace PENDING_STMT use with
21466 redirect_edge_var_map_*.
21467 (flush_pending_stmts): Same.
21468 (delete_tree_ssa): Destroy edge var map.
21469 * tree-flow.h (struct _edge_var_map): New.
21470 Define edge_var_map vector type.
21471 Declare redirect_edge_var_map_* prototypes.
21472 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
21473 * tree-cfg.c (reinstall_phi_args): Replace
21474 PENDING_STMT use with redirect_edge_var_map_*.
21476 2008-03-05 Richard Guenther <rguenther@suse.de>
21478 PR tree-optimization/35472
21479 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
21480 whose single use_stmt has a overlapping set of loaded and
21481 stored symbols as that use_stmt might be a noop assignment then.
21483 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21485 * gthr-rtems.h: Implement __gthread_mutex_destroy.
21487 2008-03-05 Richard Guenther <rguenther@suse.de>
21490 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
21491 should be constants.
21492 * tree-cfg.c (verify_expr): Verify it.
21493 * fold-const.c (fold_truthop): Remove code generating
21494 BIT_FIELD_REFs of structure bases.
21495 (fold_binary): Likewise.
21496 (fold_ternary): Position and size of BIT_FIELD_REFs are
21497 always host integers.
21498 (make_bit_field_ref): Remove.
21499 (optimize_bit_field_compare): Remove.
21500 (all_ones_mask_p): Remove.
21502 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
21505 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
21506 (split_block_and_df_analyze): New. Split basic block and rebuild
21508 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
21510 (split_pattern_seq): Likewise.
21511 (erase_matching_seqs): Likewise.
21512 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
21514 2008-03-04 Geoff Keating <geoffk@apple.com>
21516 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
21517 declaration and code.
21518 (tree_invalid_nonnegative_warnv_p): Likewise.
21520 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
21522 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
21523 examples. Truncate option-names then causing overfull hbox.
21525 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21528 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
21530 * configure: Rebuilt.
21532 2008-03-04 Rafael EspÃndola <espindola@google.com>
21534 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
21535 (tree_unary_nonnegative_warnv_p): New.
21536 (tree_binary_nonnegative_warnv_p): New.
21537 (tree_single_nonnegative_warnv_p): New.
21538 (tree_invalid_nonnegative_warnv_p): New.
21539 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
21541 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21544 * opts.c (handle_option): Postpone 'unknown option' errors only for
21547 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
21550 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
21553 2008-03-04 Rafael EspÃndola <espindola@google.com>
21555 * fold-const.c (tree_unary_nonzero_warnv_p): New.
21556 (tree_binary_nonzero_warnv_p): New.
21557 (tree_single_nonzero_warnv_p): New.
21558 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
21560 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
21562 PR middle-end/35456
21563 * fold-const.c (fold_cond_expr_with_comparison): Prevent
21564 transformations for modes that have signed zeros.
21565 * ifcvt.c (noce_try_abs): Ditto.
21567 2008-03-04 Joseph Myers <joseph@codesourcery.com>
21569 * config/i386/i386.c (override_options): Force
21570 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
21572 2008-03-04 Jan Hubicka <jh@suse.cz>
21575 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
21578 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
21580 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
21581 label to probe the stack.
21583 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
21585 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
21586 (__gthr_win32_mutex_destroy): Declare.
21587 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
21588 __gthr_win32_mutex_destroy.
21589 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
21591 2008-03-03 Jan Hubicka <jh@suse.cz>
21594 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
21595 aggressive on inlining cold calls.
21597 2008-03-03 Richard Guenther <rguenther@suse.de>
21599 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
21600 struct copies into the expression table.
21601 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
21602 (try_to_simplify): Likewise.
21603 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
21604 integral and pointer arguments which do not change the
21605 precision to NOP_EXPRs.
21606 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
21607 VIEW_CONVERT_EXPR case.
21609 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
21611 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
21612 defined in a loop at depth 0 is invariant.
21613 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
21614 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
21615 be called at loop depth 0.
21617 2008-03-02 Jakub Jelinek <jakub@redhat.com>
21620 * gcc.c (process_command): Update copyright notice dates.
21621 * gcov.c (print_version): Likewise.
21622 * gcov-dump.c (print_version): Likewise.
21623 * mips-tfile.c (main): Likewise.
21624 * mips-tdump.c (main): Likewise.
21626 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21629 * c-common.c (flag_permissive): Delete.
21630 (constant_expression_warnings): Check flags first.
21631 (constant_expression_error): New.
21632 * c-common.h (flag_permissive): Delete.
21633 (constant_expression_error): Declare.
21634 * flags.h (flag_permissive): Declare. Update description.
21635 * diagnostic.c (pedwarn): Update.
21637 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
21638 (permissive_error_kind): New.
21639 * toplev.c (flag_permissive): Define. Update description.
21640 * toplev.h (permissive_error_kind): Declare.
21641 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
21642 (pedwarn_c90): Use pedantic_warning_kind.
21643 * c-opts.c (c_common_post_options): flag_permissive does not affect
21644 flag_pedantic_errors.
21646 2008-03-02 Joseph Myers <joseph@codesourcery.com>
21648 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
21649 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
21650 __absvsi2, __absvDI2): Use unsigned arithmetic.
21652 2008-03-02 Andi Kleen <ak@suse.de>
21653 Richard Guenther <rguenther@suse.de>
21655 * struct-equiv.c: Remove file.
21656 * cfg_cleanup.c (condjump_equiv_p): Remove.
21657 * Makefile.in (OBJS-common): Remove struct-equiv.o.
21658 (struct-equiv.o): Remove rule.
21659 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
21660 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
21661 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
21663 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21665 * ifcvt.c (noce_process_if_block): Try to handle only the then
21666 block if the else block exists but isn't suitable.
21668 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
21671 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
21672 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
21673 regression from previous patch.
21675 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
21678 * gthr.h: Add __gthread_mutex_destroy as a function that must be
21680 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
21681 * gthr-single.h (__gthread_mutex_destroy): Likewise.
21682 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
21683 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
21684 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
21685 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
21686 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
21687 (__gthread_mutex_destroy_function): Rename to
21688 __gthread_mutex_destroy.
21689 * gthr-dce.h (__gthread_mutex_destroy): Call
21690 pthread_mutex_destroy.
21691 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
21692 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
21693 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
21695 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21697 * df-scan.c (df_ref_chain_change_bb): Simplify.
21698 (df_insn_change_bb): Add new_bb argument. Simplify. Call
21699 set_block_for_insn if there's any change.
21700 * df.h ((df_insn_change_bb): Fix prototype.
21701 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
21702 df_insn_change_bb, don't call set_block_for_insn.
21703 * emit-rtl.c (reorder_insns): Likewise.
21704 * haifa-sched.c (move_insn): Likewise.
21706 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21708 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
21710 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21712 * tree-flow-inline.h (next_readonly_imm_use): Return
21713 NULL_USE_OPERAND_P after the end.
21715 2008-03-01 Richard Guenther <rguenther@suse.de>
21717 PR tree-optimization/35411
21718 * tree-sra.c (sra_build_assignment): Split conversion to
21719 final type to a separate statement if we are not assigning
21722 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21724 * fold-const.c (fold_convertible_p): Correct the logic to follow
21725 that in fold_convert().
21727 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
21730 * tree-inline.c (build_duplicate_type): When we make a
21731 duplicate type, make it unique in the canonical types system.
21733 2008-02-29 Tom Tromey <tromey@redhat.com>
21735 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
21736 input_file_stack_history, input_file_stack_restored): Remove.
21737 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
21738 * input.h (struct file_stack): Remove.
21739 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
21740 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
21742 * diagnostic.h (struct diagnostic_context) <last_module>: Change
21744 (diagnostic_last_module_changed): Add 'map' argument.
21745 (diagnostic_set_last_function): Likewise.
21746 * diagnostic.c (undiagnostic_report_current_module): Iterate using
21747 line map, not input_file_stack.
21748 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
21750 2008-02-29 Paul Brook <paul@codesourcery.com>
21752 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
21754 2008-02-29 Paul Brook <paul@codesourcery.com>
21756 * config/arm/ieee754-df.S (muldf3): Use RET macros.
21758 2008-02-29 Richard Guenther <rguenther@suse.de>
21760 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
21762 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
21763 value for comparing for a store match.
21764 (simplify_unary_expression): Do nothing for SSA_NAMEs.
21765 (try_to_simplify): Do not do a full-blown reference lookup.
21767 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
21769 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
21770 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
21772 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
21774 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
21776 * tree-loop-linear.c (try_interchange_loops): Compare memory access
21777 strides against cache sizes.
21779 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
21781 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
21784 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
21786 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
21787 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
21788 is smaller than the original promoted value.
21789 (simplify_subreg): If OP is a SUBREG, try to preserve its
21790 SUBREG_PROMOTED_VAR_P information.
21792 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
21794 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
21795 (VN_INFO_GET): Allocate new objects on the obstack.
21796 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
21797 for rpo_numbers_temp, for consistency.
21798 (free_scc_vn): Free the obstack.
21800 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
21802 * doc/invoke.texi: Document -ftree-loop-distribution.
21803 * tree-loop-distribution.c: New.
21804 * tree-pass.h (pass_loop_distribution): New.
21805 * graphds.h (struct graph): Add htab_t indices.
21806 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
21807 * tree-vectorizer.c (rename_variables_in_loop): Extern.
21808 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
21809 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
21810 * tree-data-ref.c (debug_data_dependence_relations): New.
21811 (dump_data_dependence_relation): Also print data references.
21812 (free_data_ref): Extern.
21813 (same_access_functions): Moved...
21814 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
21815 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
21816 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
21817 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
21818 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
21819 (stmts_from_loop): Skip LABEL_EXPR.
21820 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
21822 (build_rdg): Initialize rdg->indices htab.
21823 (free_rdg, stores_from_loop, ref_base_address,
21824 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
21825 have_similar_memory_accesses_1, ref_base_address_1,
21826 remove_similar_memory_refs): New.
21827 * tree-data-ref.h: Depend on tree-chrec.h.
21828 (debug_data_dependence_relations, free_data_ref): Declared.
21829 (same_access_functions): ... here.
21830 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
21832 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
21833 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
21834 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
21835 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
21836 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
21837 rdg_vertex_for_stmt): Declared.
21838 (struct rdg_edge): Add level.
21840 (free_rdg, stores_from_loop, remove_similar_memory_refs,
21841 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
21843 (rdg_has_similar_memory_accesses): New.
21844 * tree-vect-analyze.c: Remove unused static decls.
21845 * lambda.h (dependence_level): New.
21846 * common.opt (ftree-loop-distribution): New.
21847 * tree-flow.h (mark_virtual_ops_in_bb,
21848 slpeel_tree_duplicate_loop_to_edge_cfg,
21849 rename_variables_in_loop): Declared.
21850 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
21851 (OBJS-common): Add tree-loop-distribution.o.
21852 (tree-loop-distribution.o): New rule.
21853 * tree-cfg.c (mark_virtual_ops_in_bb): New.
21854 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
21855 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
21857 2008-02-28 Joseph Myers <joseph@codesourcery.com>
21860 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
21861 other than structures and unions.
21863 2008-02-28 Richard Guenther <rguenther@suse.de>
21866 2008-02-26 Richard Guenther <rguenther@suse.de>
21868 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21869 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21870 (lookup_decl_from_uid): Declare.
21871 (remove_decl_from_map): Likewise.
21872 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21873 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21874 (decl_for_uid_map): New global hashtable mapping DECL_UID
21876 (init_ttree): Allocate it.
21877 (insert_decl_to_uid_decl_map): New helper function.
21878 (make_node_stat): Insert new decls into the map.
21879 (copy_node_stat): Likewise.
21880 (lookup_decl_from_uid): New function.
21881 (remove_decl_from_map): Likewise.
21882 (print_decl_for_uid_map_statistics): New helper.
21883 (dump_tree_statistics): Call it.
21885 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21886 (referenced_var_iterator): Adjust.
21887 (FOR_EACH_REFERENCED_VAR): Adjust.
21888 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21889 (num_referenced_vars): Adjust.
21890 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21891 (first_referenced_var): Remove.
21892 (end_referenced_vars_p): Likewise.
21893 (next_referenced_var): Likewise.
21894 (referenced_var_iterator_set): New helper function.
21895 * tree-dfa.c (referenced_var_lookup): Adjust.
21896 (referenced_var_check_and_insert): Likewise.
21897 (remove_referenced_var): Likewise.
21898 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21899 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21900 (verify_call_clobbering): Likewise.
21901 (verify_memory_partitions): Likewise.
21902 (init_tree_ssa): Allocate bitmap instead of hashtable for
21904 (delete_tree_ssa): Adjust.
21905 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21906 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21907 (compute_tag_properties): Likewise.
21908 (set_initial_properties): Likewise.
21909 (find_partition_for): Likewise.
21910 (update_reference_counts): Likewise.
21911 (dump_may_aliases_for): Likewise.
21912 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21913 (add_call_clobber_ops): Likewise.
21914 (add_call_read_ops): Likewise.
21915 (get_asm_expr_operands): Likewise.
21916 * tree-into-ssa.c (dump_decl_set): Likewise.
21917 (update_ssa): Likewise.
21918 * tree-sra.c (scan_function): Likewise.
21919 (decide_instantiations): Likewise.
21920 (scalarize_parms): Likewise.
21921 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21922 (dsa_named_for): Likewise.
21923 * tree-ssa-structalias.c (update_alias_info): Likewise.
21924 (merge_smts_into): Likewise.
21926 2008-02-27 David Daney <ddaney@avtrex.com>
21929 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
21930 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
21931 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
21932 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
21933 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
21935 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
21938 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
21939 (BUILT_IN_NEXTTOWARD): Remove.
21940 (BUILT_IN_NEXTTOWARDF): Ditto.
21941 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
21942 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
21944 2008-02-27 Tom Tromey <tromey@redhat.com>
21946 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
21947 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
21949 2008-02-27 Jan Beulich <jbeulich@novell.com>
21951 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
21952 update the respective field on newdecl.
21954 2008-02-27 Revital Eres <eres@il.ibm.com>
21956 PR rtl-optimization/34999
21957 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
21958 crossing edges that ends with a call insn.
21959 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
21960 call insn and clear the EDGE_CROSSING flag of the crossing edge
21961 when fixing fallthru edges.
21963 2008-02-27 Richard Guenther <rguenther@suse.de>
21965 PR middle-end/35390
21966 * fold-const.c (fold_unary): Return the correct argument,
21967 converted to the result type.
21969 2008-02-27 Richard Guenther <rguenther@suse.de>
21971 PR middle-end/34971
21972 * expr.c (expand_expr_real_1): Assert on rotates that operate
21974 * fold-const.c (fold_binary): Use the types precision, not the
21975 bitsize of the mode if folding rotate expressions. Build rotates
21976 only for full modes.
21978 2008-02-27 Jakub Jelinek <jakub@redhat.com>
21980 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
21981 and CPP_PRAGMA_EOL.
21982 * c-pragma.c (pragma_ns_name): New typedef.
21983 (registered_pp_pragmas): New variable.
21984 (c_pp_lookup_pragma): New function.
21985 (c_register_pragma_1): If flag_preprocess_only, do nothing
21986 for non-expanded pragmas, for expanded ones push pragma's
21987 namespace and name into registered_pp_pragmas vector.
21988 (c_invoke_pragma_handler): Register OpenMP pragmas even when
21989 flag_preprocess_only, don't register GCC pch_preprocess
21990 pragma if flag_preprocess_only.
21991 * c-opts.c (c_common_init): Call init_pragma even if
21992 flag_preprocess_only.
21993 * c-pragma.c (c_pp_lookup_pragma): New prototype.
21994 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
21995 cpp_register_pragma if flag_preprocess_only.
21997 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22000 * c-parser.c (c_parser_translation_unit): Warn for empty
22001 translation unit, not empty source file.
22003 2008-02-26 Paul Brook <paul@codesourcery.com>
22005 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
22006 operand for Thumb-2.
22007 * config/arm/arm.h (reg_class): Add CORE_REGS.
22008 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
22009 (BASE_REG_CLASS): Use CORE_REGS.
22010 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
22011 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
22012 (REGNO_OK_FOR_INDEX_P): Exclude SP.
22013 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
22014 ARM_REGNO_OK_FOR_INDEX_P.
22015 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
22016 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
22017 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
22018 (ldm/stm peepholes): Ditto.
22019 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
22020 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
22021 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
22022 * config/arm/constraints.md: Enable "k" constraint on ARM.
22024 2008-02-27 Ben Elliston <bje@au.ibm.com>
22026 * config/rs6000/rs6000.c: Annotate cache line size field in all
22027 instances of struct processor_costs.
22029 2008-02-26 David Edelsohn <edelsohn@gnu.org>
22031 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
22032 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
22033 jump_bypass): New counters.
22034 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
22035 * dce.c (gate_ud_dce): Same.
22036 (gate_fast_dce): Same.
22037 * dse.c (gate_dse1): New function.
22038 (gate_dse2): New function.
22039 (gate_dse): Merge results of new gate functions.
22040 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
22041 (gate_handle_jump_bypass): Add dbg_cnt.
22042 (gate_handle_gcse): Add dbg_cnt.
22043 * ifcvt.c (gate_handle_if_conversion): Same.
22044 (gate_handle_if_after_combine): Same.
22045 (gate_handle_if_after_reload): Same.
22046 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
22048 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
22050 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
22052 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
22054 2008-02-26 Jason Merrill <jason@redhat.com>
22057 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
22058 alone if it's the naming decl for the type's main variant.
22060 2008-02-26 Tom Tromey <tromey@redhat.com>
22062 * system.h (USE_MAPPED_LOCATION): Poison.
22063 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
22064 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
22065 (make_goto_expr_edges): Likewise.
22066 (remove_bb): Likewise.
22067 (execute_warn_function_return): Likewise.
22068 * basic-block.h (struct edge_def) <goto_locus>: Change type to
22070 * c-common.c (fname_decl): Remove old location code.
22071 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
22073 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
22075 (ASM_INPUT_SOURCE_LOCATION): Likewise.
22076 (gen_rtx_ASM_INPUT): Likewise.
22077 (gen_rtx_ASM_INPUT_loc): Likewise.
22078 (get_rtx_asm_OPERANDS): Remove.
22079 * cfglayout.c (insn_locators_alloc): Remove old location code.
22080 (set_curr_insn_source_location): Likewise.
22081 (curr_insn_locator): Likewise.
22082 * print-tree.c (print_node): Remove old location code.
22083 * tree-mudflap.c (mf_varname_tree): Remove old location code.
22084 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
22085 * cfgexpand.c (expand_gimple_cond_expr): Don't use
22086 location_from_locus.
22087 (construct_exit_block): Remove old location code.
22088 * emit-rtl.c (force_next_line_note): Remove old location code.
22089 * profile.c (branch_prob): Remove old location code.
22090 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
22091 LOC_LINE): Remove old-location variants.
22092 * langhooks.c (lhd_print_error_function): Remove old location
22094 * configure, config.in: Rebuilt.
22095 * configure.ac (--enable-mapped-location): Remove.
22096 * c-decl.c (c_init_decl_processing): Remove old location code.
22097 (finish_function): Likewise.
22098 * recog.c (decode_asm_operands): Remove old location code.
22099 * c-pch.c (c_common_read_pch): Remove old location code.
22100 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
22102 * gimple-low.c (lower_function_body): Remove old location code.
22103 * toplev.c (unknown_location): Remove.
22104 (push_srcloc): Remove old-location variant.
22105 (process_options): Remove old location code.
22106 (lang_dependent_init): Likewise.
22107 * input.h (UNKNOWN_LOCATION): Move definition.
22108 (location_t): Undeprecate.
22109 (source_locus): Remove.
22110 (location_from_locus): Remove.
22111 (struct location_s): Remove.
22112 Remove all old-location code.
22113 (input_line, input_filename): Remove.
22114 * final.c (final_scan_insn): Remove old location code.
22115 * diagnostic.c (diagnostic_build_prefix): Remove
22116 USE_MAPPED_LOCATION test.
22117 * tree.h (gimple_stmt) <locus>: Now a location_t.
22118 (tree_exp) <locus>: Likewise.
22119 (DECL_IS_BUILTIN): Remove old-location variant.
22120 (annotate_with_file_line, annotate_with_locus): Likewise.
22121 (expr_locus, set_expr_locus): Update.
22122 * tree.c (build1_stat): Remove old location code.
22123 (last_annotated_node): Remove.
22124 (annotate_with_file_line): Remove old-location variant.
22125 (annotate_with_locus): Likewise.
22126 (expr_location): Remove old location code.
22127 (set_expr_location): Likewise.
22128 (expr_has_location): Likewise.
22129 (expr_locus): Likewise.
22130 (set_expr_locus): Likewise.
22131 (expr_filename): Don't use location_from_locus.
22132 (expr_lineno): Likewise.
22133 * rtl-error.c (location_for_asm): Remove old location code.
22134 * c-lex.c (cb_line_change): Remove old location code.
22135 (fe_file_change): Likewise.
22136 (cb_def_pragma): Likewise.
22137 (c_lex_with_flags): Likewise.
22138 * gengtype.c (do_typedef): Don't special-case location types.
22139 (define_location_structures): Remove.
22140 (main): Don't call define_location_structures.
22141 * tree-pretty-print.c (dump_implicit_edges): Remove old location
22144 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22147 * builtins.def (BUILT_IN_STDARG_START): Remove.
22148 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
22149 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
22150 * tree-inline.c (inline_forbidden_p_1): Likewise.
22152 2008-02-26 Richard Guenther <rguenther@suse.de>
22154 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22155 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22156 (lookup_decl_from_uid): Declare.
22157 (remove_decl_from_map): Likewise.
22158 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22159 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22160 (decl_for_uid_map): New global hashtable mapping DECL_UID
22162 (init_ttree): Allocate it.
22163 (insert_decl_to_uid_decl_map): New helper function.
22164 (make_node_stat): Insert new decls into the map.
22165 (copy_node_stat): Likewise.
22166 (lookup_decl_from_uid): New function.
22167 (remove_decl_from_map): Likewise.
22168 (print_decl_for_uid_map_statistics): New helper.
22169 (dump_tree_statistics): Call it.
22171 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22172 (referenced_var_iterator): Adjust.
22173 (FOR_EACH_REFERENCED_VAR): Adjust.
22174 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22175 (num_referenced_vars): Adjust.
22176 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22177 (first_referenced_var): Remove.
22178 (end_referenced_vars_p): Likewise.
22179 (next_referenced_var): Likewise.
22180 (referenced_var_iterator_set): New helper function.
22181 * tree-dfa.c (referenced_var_lookup): Adjust.
22182 (referenced_var_check_and_insert): Likewise.
22183 (remove_referenced_var): Likewise.
22184 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22185 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22186 (verify_call_clobbering): Likewise.
22187 (verify_memory_partitions): Likewise.
22188 (init_tree_ssa): Allocate bitmap instead of hashtable for
22190 (delete_tree_ssa): Adjust.
22191 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22192 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22193 (compute_tag_properties): Likewise.
22194 (set_initial_properties): Likewise.
22195 (find_partition_for): Likewise.
22196 (update_reference_counts): Likewise.
22197 (dump_may_aliases_for): Likewise.
22198 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22199 (add_call_clobber_ops): Likewise.
22200 (add_call_read_ops): Likewise.
22201 (get_asm_expr_operands): Likewise.
22202 * tree-into-ssa.c (dump_decl_set): Likewise.
22203 (update_ssa): Likewise.
22204 * tree-sra.c (scan_function): Likewise.
22205 (decide_instantiations): Likewise.
22206 (scalarize_parms): Likewise.
22207 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22208 (dsa_named_for): Likewise.
22209 * tree-ssa-structalias.c (update_alias_info): Likewise.
22210 (merge_smts_into): Likewise.
22212 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22215 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
22216 * c-opts.c (c_common_handle_option): Wall enables
22217 Wvolatile-register-var.
22218 * common.opt: Move Wvolatile-register-var to...
22221 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22223 * common.opt (Wlarger-than=): New.
22224 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
22226 * opts.c (common_handle_option): Handle -Wlarger-than=.
22227 * optc-gen.awk: Likewise.
22228 * opth-gen.awk: Likewise.
22229 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
22230 * tree-optimize.c (tree_rest_of_compilation): Likewise.
22232 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22234 * c-common.c (match_case_to_enum_1): Add appropriate
22235 OPT_W* parameter to warning.
22236 (c_do_switch_warnings): Likewise.
22237 * c-typeck.c (warning_init): Add one more parameter following
22238 'warning' function.
22239 (push_init_level): Update call to warning_init.
22240 (pop_init_level): Likewise.
22241 (add_pending_init): Likewise.
22242 (output_init_element: Likewise.
22244 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22247 * toplev.c (toplev_main): If there are warnings or error, print
22248 errors for ignored options.
22249 * opts.c (ignored_options): New static variable.
22250 (postpone_unknown_option_error): New.
22251 (print_ignored_options): New.
22252 (handle_option): Postpone errors for unknown -Wno-* options.
22253 * opts.h (print_ignored_options): Declare.
22255 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
22257 * config/mips/mips.md (loadgp_blockage, blockage): Change type
22260 2008-02-25 Richard Guenther <rguenther@suse.de>
22263 2008-02-25 Richard Guenther <rguenther@suse.de>
22265 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22266 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22267 (lookup_decl_from_uid): Declare.
22268 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22269 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22270 (decl_for_uid_map): New global hashtable mapping DECL_UID
22272 (init_ttree): Allocate it.
22273 (insert_decl_to_uid_decl_map): New helper function.
22274 (make_node_stat): Insert new decls into the map.
22275 (copy_node_stat): Likewise.
22276 (lookup_decl_from_uid): New function.
22277 (print_decl_for_uid_map_statistics): New helper.
22278 (dump_tree_statistics): Call it.
22280 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22281 (referenced_var_iterator): Adjust.
22282 (FOR_EACH_REFERENCED_VAR): Adjust.
22283 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22284 (num_referenced_vars): Adjust.
22285 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22286 (first_referenced_var): Remove.
22287 (end_referenced_vars_p): Likewise.
22288 (next_referenced_var): Likewise.
22289 (referenced_var_iterator_set): New helper function.
22290 * tree-dfa.c (referenced_var_lookup): Adjust.
22291 (referenced_var_check_and_insert): Likewise.
22292 (remove_referenced_var): Likewise.
22293 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22294 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22295 (verify_call_clobbering): Likewise.
22296 (verify_memory_partitions): Likewise.
22297 (init_tree_ssa): Allocate bitmap instead of hashtable for
22299 (delete_tree_ssa): Adjust.
22300 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22301 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22302 (compute_tag_properties): Likewise.
22303 (set_initial_properties): Likewise.
22304 (find_partition_for): Likewise.
22305 (update_reference_counts): Likewise.
22306 (dump_may_aliases_for): Likewise.
22307 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22308 (add_call_clobber_ops): Likewise.
22309 (add_call_read_ops): Likewise.
22310 (get_asm_expr_operands): Likewise.
22311 * tree-into-ssa.c (dump_decl_set): Likewise.
22312 (update_ssa): Likewise.
22313 * tree-sra.c (scan_function): Likewise.
22314 (decide_instantiations): Likewise.
22315 (scalarize_parms): Likewise.
22316 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22317 (dsa_named_for): Likewise.
22318 * tree-ssa-structalias.c (update_alias_info): Likewise.
22319 (merge_smts_into): Likewise.
22321 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
22324 * doc/invoke.texi (-fcx-limited-range): Document new option.
22325 * toplev.c (process_options): Handle -fcx-fortran-rules.
22326 * common.opt: Add documentation for -fcx-fortran-rules.
22328 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
22331 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
22332 actual behaviour and C99.
22334 2008-02-26 Ben Elliston <bje@au.ibm.com>
22336 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
22337 (ASM_CPU_POWER6_SPEC): Likewise.
22338 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
22339 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
22340 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
22342 2008-02-25 Richard Guenther <rguenther@suse.de>
22344 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22345 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22346 (lookup_decl_from_uid): Declare.
22347 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22348 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22349 (decl_for_uid_map): New global hashtable mapping DECL_UID
22351 (init_ttree): Allocate it.
22352 (insert_decl_to_uid_decl_map): New helper function.
22353 (make_node_stat): Insert new decls into the map.
22354 (copy_node_stat): Likewise.
22355 (lookup_decl_from_uid): New function.
22356 (print_decl_for_uid_map_statistics): New helper.
22357 (dump_tree_statistics): Call it.
22359 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22360 (referenced_var_iterator): Adjust.
22361 (FOR_EACH_REFERENCED_VAR): Adjust.
22362 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22363 (num_referenced_vars): Adjust.
22364 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22365 (first_referenced_var): Remove.
22366 (end_referenced_vars_p): Likewise.
22367 (next_referenced_var): Likewise.
22368 (referenced_var_iterator_set): New helper function.
22369 * tree-dfa.c (referenced_var_lookup): Adjust.
22370 (referenced_var_check_and_insert): Likewise.
22371 (remove_referenced_var): Likewise.
22372 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22373 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22374 (verify_call_clobbering): Likewise.
22375 (verify_memory_partitions): Likewise.
22376 (init_tree_ssa): Allocate bitmap instead of hashtable for
22378 (delete_tree_ssa): Adjust.
22379 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22380 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22381 (compute_tag_properties): Likewise.
22382 (set_initial_properties): Likewise.
22383 (find_partition_for): Likewise.
22384 (update_reference_counts): Likewise.
22385 (dump_may_aliases_for): Likewise.
22386 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22387 (add_call_clobber_ops): Likewise.
22388 (add_call_read_ops): Likewise.
22389 (get_asm_expr_operands): Likewise.
22390 * tree-into-ssa.c (dump_decl_set): Likewise.
22391 (update_ssa): Likewise.
22392 * tree-sra.c (scan_function): Likewise.
22393 (decide_instantiations): Likewise.
22394 (scalarize_parms): Likewise.
22395 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22396 (dsa_named_for): Likewise.
22397 * tree-ssa-structalias.c (update_alias_info): Likewise.
22398 (merge_smts_into): Likewise.
22400 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
22403 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
22404 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
22405 * alias.h (nonoverlapping_memrefs_p): Likewise.
22407 2008-02-25 Jan Beulich <jbeulich@novell.com>
22409 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
22410 * config/i386/netware-libgcc.exp: Add __bswap?i2,
22411 __emultls_get_address, __emultls_register_common,
22412 __floatundi?f, and _Unwind_GetIPInfo.
22413 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
22414 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
22415 (gen_regparm_prefix): Likewise.
22416 (i386_nlm_encode_section_info): Sync with
22417 config/i386/winnt.c:i386_pe_encode_section_info().
22418 (i386_nlm_maybe_mangle_decl_assembler_name): New.
22419 i386_nlm_mangle_decl_assembler_name): New.
22420 (netware_override_options): New.
22421 * config/i386/netware.h (netware_override_options): Declare.
22422 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
22423 (i386_nlm_mangle_decl_assembler_name): Declare.
22424 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
22426 2008-02-25 Ben Elliston <bje@au.ibm.com>
22429 * c-decl.c (grokdeclarator): Remove unused local variables
22430 `typedef_type' and `type_as_written'.
22432 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
22433 unused local variable `has_hot_blocks'.
22434 (fix_crossing_conditional_branches): Remove unused local variable
22437 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
22439 PR middle-end/19984
22440 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
22441 using DEF_C99_BUILTIN.
22442 (BUILT_IN_NANF): Ditto.
22443 (BUILT_IN_NANL): Ditto.
22445 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
22446 Revital Eres <eres@il.ibm.com>
22448 * modulo-sched.c (calculate_must_precede_follow): Address TODO
22449 regarding the order of two dependent insns in the same row.
22451 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
22453 * stor-layout.c (layout_decl): Do not bump the alignment of a
22454 bit-field to more than byte alignment if it is packed.
22456 2008-02-24 David Edelsohn <edelsohn@gnu.org>
22458 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
22461 2008-02-24 Diego Novillo <dnovillo@google.com>
22463 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
22466 * tree-vrp.c (vrp_evaluate_conditional): With
22467 -Wtype-limits, emit a warning when comparing against a
22468 constant outside the natural range of OP0's type.
22469 * c.opt (Wtype-limits): Move ...
22470 * common.opt (Wtype-limits): ... here.
22472 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
22474 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
22475 * config/rs6000/e300c2c3.md: New file.
22476 * config/rs6000/rs6000.c (processor_costs): Add new costs for
22478 (rs6000_override_options): Add e300c2 and e300c3 cases to
22479 processor_target_table. Do not allow usage of Altivec or Spe
22480 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
22481 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
22482 * config/rs6000/rs6000.h (processor_type): Add
22483 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
22484 (ASM_CPU_SPEC): Add e300c2 and e300c3.
22485 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
22486 and ppce300c3. Include e300c2c3.md.
22488 2008-02-23 David Edelsohn <edelsohn@gnu.org>
22490 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
22491 instead of TARGET_STRICT_ALIGN.
22493 2008-02-23 Joseph Myers <joseph@codesourcery.com>
22495 * explow.c (memory_address): Assert that the generated address is
22498 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22501 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
22502 * config/darwin-ppc-ldouble-patch.def: New file.
22503 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
22504 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
22505 SUBTARGET_INIT_BUILTINS if defined.
22506 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
22509 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
22512 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
22513 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
22515 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
22518 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
22519 file" warning condtional on -Winvalid-PCH.
22521 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
22523 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
22525 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
22529 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
22530 prevent reload from using MMX registers.
22531 (*mov<mode>_internal): Ditto.
22532 (*movv2sf_internal_rex64): Ditto.
22533 (*movv2sf_internal): Ditto.
22535 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22537 PR documentation/31569
22538 * doc/install.texi2html: Use makeinfo --no-number-sections.
22540 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22542 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
22543 ensure that we can address an entire entity > 8 bytes. Don't
22544 generate reg+reg addressing for such data.
22546 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22548 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
22549 strings when optimizing for size, unless the target cares about
22552 2008-02-22 Tom Tromey <tromey@redhat.com>
22554 * regclass.c (current_pass): Remove declaration.
22556 2008-02-22 Anatoly Sokolov <aesok@post.ru>
22558 * config/avr/libgcc.S (__RAMPZ__): Define.
22559 (__do_copy_data): Add for devices with 128KB code memory.
22561 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22563 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
22565 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
22567 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
22569 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
22572 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22575 * c-typeck.c (build_binary_op): Warn about floating point
22576 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
22578 2008-02-21 Janis Johnson <janis187@us.ibm.com>
22581 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
22582 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
22584 (rs6000_override_options): Set altivec_abi as default, not override,
22585 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
22586 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
22587 is used; use new member spe_abi.
22588 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
22589 spe_abi and altivec_abi.
22591 2008-02-22 Tomas Bily <tbily@suse.cz>
22593 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
22595 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22598 * config.build (build_file_translate): Set to `CMD //c' only if
22600 * Makefile.in (build_file_translate): Improve comment.
22602 2008-02-21 Jan Hubicka <jh@suse.cz>
22604 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
22605 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
22606 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
22608 2008-02-21 Michael Matz <matz@suse.de>
22611 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
22613 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
22615 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
22616 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
22617 as insn constraint.
22618 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
22619 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
22620 SSE_VEC_FLOAT_MODE_P as insn constraint.
22621 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
22622 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
22623 sse4a_movntdf using MODEF mode iterator.
22624 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
22625 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
22626 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
22627 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
22628 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
22629 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
22630 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
22632 2008-02-21 Richard Guenther <rguenther@suse.de>
22634 * tree.def (PAREN_EXPR): New tree code.
22635 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
22637 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
22638 * expr.c (expand_expr_real_1): Likewise.
22639 * tree-inline.c (estimate_num_insns_1): Likewise.
22640 * tree-complex.c (expand_complex_move): Likewise.
22641 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
22644 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
22647 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
22649 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
22652 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
22654 * config/sh/sh.c (find_barrier): Don't go past
22655 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
22657 2008-02-20 DJ Delorie <dj@redhat.com>
22659 * config/h8300/h8300.md (insv): Force source operand to be a register.
22661 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
22662 as a jump, not as a plain insn.
22664 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
22666 * doc/invoke.texi (Warning Options): Add new option
22667 -Wframe-larger-than=.
22668 (-Wframe-larger-than): Document.
22670 * flags.h (warn_frame_larger_than, frame_larger_than_size):
22671 Add declarations for new option variables.
22673 * final.c (final_start_function): Check the frame size
22674 before emission and issue a Wframe-larger-than warning.
22676 * opts.c (warn_frame_larger_than, frame_larger_than_size):
22677 Add definitions for new option variables.
22678 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
22680 * common.opt (Wframe-larger-than=): New option.
22682 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
22684 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
22685 (<sse>_div<mode>3): Ditto.
22686 (<sse>_vmdiv<mode>3): Ditto.
22687 (<sse>_vmsqrt<mode>2): Ditto.
22688 (*smax<mode>3): Ditto.
22689 (sse5_frcz<mode>2): Ditto.
22690 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
22691 as insn constraint.
22693 2008-02-20 Richard Guenther <rguenther@suse.de>
22695 PR middle-end/35265
22696 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
22697 be happy with INTEGRAL_TYPE_P.
22699 2008-02-20 Richard Guenther <rguenther@suse.de>
22701 * fold-const.c (split_tree): Associate floatig-point expressions
22702 if flag_associative_math is set.
22704 2008-02-20 Richard Guenther <rguenther@suse.de>
22706 * tree.h (fold_real_zero_addition_p): Declare.
22707 * fold-const.c (fold_real_zero_addition_p): Export.
22708 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
22709 floating-point operations with zero and one.
22711 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
22713 * doc/install.texi: Correct references to CFLAGS, replacing them
22714 with BOOT_CFLAGS. Document flags used during bootstrap for
22717 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
22719 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
22720 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
22721 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
22723 (smin<mode>3): Ditto from similar patterns.
22724 (smax<mode>3): Ditto.
22725 (*ieee_smin<mode>3): Ditto.
22726 (*ieee_smax<mode>3): Ditto.
22727 * config/i386/sse.md (sse): New mode attribute.
22728 (mov<mode>): Macroize expander from movv4sf and movv2df using
22729 SSEMODEF2P mode iterator.
22730 (<sse>_movnt<mode>): Ditto from similar patterns. Use
22731 SSE_VEC_FLOAT_MODE_P as insn constraint.
22732 (storent<mode>): Ditto.
22733 (storent<mode>): Macroize expander from storentsf and storentdf using
22734 MODEF mode iterator.
22735 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
22736 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
22737 (abs<mode>2): Ditto from similar patterns.
22738 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
22739 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
22740 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
22741 (<sse>_vmsqrt<mode>2): Ditto.
22742 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
22743 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
22744 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
22745 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
22746 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
22747 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
22748 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
22750 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
22751 iterator and SSE_FLOAT_MODE_P as insn constraint.
22752 (<sse>_ucomi): Ditto from similar patterns.
22753 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
22754 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
22755 SSE_VEC_FLOAT_MODE_P as insn constraint.
22756 (vcond<mode>): Ditto from similar patterns.
22757 (and<mode>3, *and<mode>3): Ditto.
22758 (<sse>_nand<mode>3): Ditto.
22759 (ior<mode>3, *ior<mode>3): Ditto.
22760 (xor<mode>3, *xor<mode>3): Ditto.
22761 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
22762 iterator and SSE_FLOAT_MODE_P as insn constraint.
22763 (*nand<mode>3): Ditto from similar patterns.
22764 (*ior<mode>3): Ditto.
22765 (*xor<mode>3): Ditto.
22767 2008-02-20 Ira Rosen <irar@il.ibm.com>
22769 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
22770 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
22771 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
22773 2008-02-19 Jan Hubicka <jh@suse.cz>
22775 * predict.c (tree_bb_level_predictions): Remove variable next
22776 mistakely introduced by previous commit.
22778 2008-02-19 Jan Hubicka <jh@suse.cz>
22780 * predict.c (predict_paths_leading_to): Rewrite.
22781 (predict_paths_for_bb): New.
22782 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
22784 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22787 * Makefile.in (build_file_translate): New.
22788 (gcc-vers.texi): Use it for translating $(abs_srcdir).
22789 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
22790 * configure.ac (build_file_translate): Substitute it.
22791 * configure: Regenerate.
22793 2008-02-19 Jan Hubicka <jh@suse.cz>
22795 PR rtl-optimization/34408
22796 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
22799 2008-02-19 Jan Hubicka <jh@suse.cz>
22801 PR middle-end/28779
22802 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
22805 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
22808 * config/i386/i386-modes.def: Revert the last DI alignment
22809 change until Ada people can look into it.
22811 2008-02-19 Nick Clifton <nickc@redhat.com>
22813 * opts.c (print_specific_help): Fix typo in --help text.
22815 2008-02-19 Jakub Jelinek <jakub@redhat.com>
22818 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
22819 32-bit inline asm without asm alternatives for host GCC < 3.0.
22821 2008-02-19 Richard Guenther <rguenther@suse.de>
22823 PR tree-optimization/34989
22824 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
22825 Allow propagation to INDIRECT_REF if we can simplify only.
22827 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22829 * c-common.c (warn_for_collisions_1): Use appropriate option when
22832 2008-02-19 Nick Clifton <nickc@redhat.com>
22835 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
22836 (handle_options): Fix indentation.
22837 (print_filtered_help): If no language-specific options were
22838 displayed tell the user how to list all the options supported by
22839 the language's front-end.
22840 (print_specific_help): Fix indentation and remove duplicate line.
22841 (common_handle_option): Handle the -v option.
22842 For --help enable the display of undocumented options if the -v
22843 switch has been included on the command line.
22844 For --help= check for overlaps in the arguments between the option
22845 classes and the language names and issue a warning when they
22846 cannot be disambiguated.
22847 * c.opt (v): Pass on to the common option handler.
22849 2008-02-19 Revital Eres <eres@il.ibm.com>
22851 * modulo-sched.c (sms_schedule): Change dump message when
22852 create_ddg function fails.
22853 (try_scheduling_node_in_cycle): Rename row to cycle.
22854 (print_partial_schedule): Rename CYCLE to ROW.
22856 2008-02-19 Christian Bruel <christian.bruel@st.com>
22857 Zdenek Dvorak <ook@ucw.cz>
22859 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
22861 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22864 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
22865 (*x86_movdicc_0_m1_se): Ditto.
22867 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22869 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
22870 (CMPtype): Define as __gcc_CMPtype.
22871 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
22872 (CMPtype): Define as __gcc_CMPtype.
22874 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
22876 Support valgrind 3.3 for --enable-checking=valgrind.
22877 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
22879 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
22880 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
22881 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
22882 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
22883 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
22884 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
22885 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
22887 * ggc-zone.c: Similar.
22888 * ggc-page.c: Similar.
22890 2008-02-19 Paul Brook <paul@codesourcery.com>
22893 * config/arm/ieee754-df.S: Fix do_it typo.
22894 * config/arm/ieee754-sf.S: Fix do_it typo.
22896 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22899 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
22900 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
22901 (OPTION_MASK_ISA_SSE_SET): Likewise.
22902 (OPTION_MASK_ISA_SSE2_SET): Likewise.
22903 (OPTION_MASK_ISA_SSE3_SET): Likewise.
22904 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
22905 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
22906 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
22907 (OPTION_MASK_ISA_SSE4_SET): Likewise.
22908 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
22909 (OPTION_MASK_ISA_SSE5_SET): Likewise.
22910 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
22911 (OPTION_MASK_ISA_MMX_UNSET): Updated.
22912 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
22913 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
22914 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
22915 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
22916 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
22917 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
22918 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
22919 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
22920 (OPTION_MASK_ISA_SSE4): Removed.
22921 (ix86_handle_option): Turn on bits in ix86_isa_flags and
22922 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
22923 (override_options): Don't turn on implied SSE/MMX bits in
22926 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22928 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22931 2008-02-18 Joey Ye <joey.ye@intel.com>
22933 PR middle-end/34921
22934 * tree-nested.c (insert_field_into_struct): Set type alignment
22935 to field alignment if the former is less than the latter.
22937 2008-02-18 Jakub Jelinek <jakub@redhat.com>
22939 * BASE-VER: Set to 4.4.0.
22941 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22943 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
22944 * doc/cfg.texi: Likewise.
22945 * doc/extend.texi: Likewise.
22946 * doc/gty.texi: Likewise.
22947 * doc/invoke.texi: Likewise.
22948 * doc/loop.texi: Likewise.
22949 * doc/md.texi: Likewise.
22950 * doc/passes.texi: Likewise.
22951 * doc/rtl.texi: Likewise.
22952 * doc/sourcebuild.texi: Likewise.
22953 * doc/tm.texi: Likewise.
22954 * doc/tree-ssa.texi: Likewise.
22956 2008-02-17 Richard Guenther <rguenther@suse.de>
22958 PR middle-end/35227
22959 * tree-complex.c (init_parameter_lattice_values): Handle parameters
22960 without default definition.
22962 2008-02-17 Richard Guenther <rguenther@suse.de>
22964 PR tree-optimization/35231
22965 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
22968 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
22971 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22972 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
22973 libgcc_cmp_return mode.
22975 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22978 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
22980 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
22982 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
22985 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22987 * doc/c-tree.texi: Use `@.' where appropriate.
22988 * doc/extend.texi: Likewise.
22989 * doc/install.texi: Likewise.
22990 * doc/invoke.texi: Likewise.
22991 * doc/loop.texi: Likewise.
22992 * doc/makefile.texi: Likewise.
22993 * doc/md.texi: Likewise.
22994 * doc/passes.texi: Likewise.
22995 * doc/standards.texi: Likewise.
22996 * doc/tm.texi: Likewise.
22998 2008-02-15 Jakub Jelinek <jakub@redhat.com>
23000 PR middle-end/35196
23001 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
23003 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
23004 rather than in entry_bb.
23006 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23008 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
23009 libgcc_cmp_return mode.
23011 2008-02-15 Jakub Jelinek <jakub@redhat.com>
23013 PR middle-end/35130
23014 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
23015 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
23017 2008-02-15 Richard Guenther <rguenther@suse.de>
23018 Zdenek Dvorak <ook@ucw.cz>
23020 PR tree-optimization/35164
23021 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
23022 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
23023 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
23024 Only propagate addresses which do not have abnormal SSA_NAMEs
23027 2008-02-15 Joseph Myers <joseph@codesourcery.com>
23030 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
23032 2008-02-15 Jan Hubicka <jh@suse.cz>
23034 PR middle-end/35149
23035 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
23037 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23039 PR middle-end/34621
23040 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
23041 when calculating alignment_pad.
23043 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23045 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
23046 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
23047 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
23048 and STACK_BOUNDARY define.
23050 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
23052 PR preprocessor/35061
23053 * c-pragma.c (handle_pragma_pop_macro): Check that
23054 pushed_macro_table has been allocated.
23056 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
23058 PR middle-end/35136
23059 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
23060 (force_gimple_operand): Likewise.
23061 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
23062 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
23063 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
23064 (find_interesting_uses_address): Check addressability and alignment
23065 of the base expression only after substituting bases of IVs into it.
23067 2008-02-14 Michael Matz <matz@suse.de>
23070 * function.c (instantiate_virtual_regs_in_insn): Reload address
23071 before falling back to reloading the whole operand.
23073 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
23075 * config/s390/s390.c (s390_mainpool_start): Emit the pool
23076 before the first section switch note.
23078 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23080 * doc/bugreport.texi: Update copyright years.
23081 * doc/c-tree.texi: Likewise.
23082 * doc/cfg.texi: Likewise.
23083 * doc/cpp.texi: Likewise.
23084 * doc/cppinternals.texi: Likewise.
23085 * doc/fragments.texi: Likewise.
23086 * doc/frontends.texi: Likewise.
23087 * doc/gcc.texi: Likewise.
23088 * doc/gty.texi: Likewise.
23089 * doc/hostconfig.texi: Likewise.
23090 * doc/implement-c.texi: Likewise.
23091 * doc/libgcc.texi: Likewise.
23092 * doc/loop.texi: Likewise.
23093 * doc/makefile.texi: Likewise.
23094 * doc/options.texi: Likewise.
23095 * doc/passes.texi: Likewise.
23096 * doc/rtl.texi: Likewise.
23097 * doc/sourcebuild.texi: Likewise.
23098 * doc/standards.texi: Likewise.
23099 * doc/tree-ssa.texi: Likewise.
23100 * doc/trouble.texi: Likewise.
23102 * doc/extend.texi: Use @: or add comma where appropriate.
23103 * doc/invoke.texi: Likewise.
23104 * doc/tm.texi: Likewise.
23106 2008-02-14 Alan Modra <amodra@bigpond.net.au>
23109 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
23112 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
23114 * doc/md.texi (clz, ctz): Add reference.
23115 * doc/rtl.texi (clz, ctz): Likewise.
23117 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23120 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
23123 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
23125 * config/s390/s390.c (struct constant_pool): New field
23126 emit_pool_after added.
23127 (s390_mainpool_start): Set the emit_pool_after flag according
23128 to the section switch notes.
23129 (s390_mainpool_finish): Consider emit_pool_after when emitting
23130 the literal pool at the end of the function.
23131 (s390_chunkify_start): Force literal pool splits at section
23134 2008-02-13 Michael Matz <matz@suse.de>
23137 * var-tracking.c (clobber_variable_part): Correctly traverse the
23140 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23143 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
23144 Add -fdump-ipa-inline.
23145 * tree-dump.c (dump_files): Remove tree-inlined dump.
23146 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
23148 2008-02-12 Richard Guenther <rguenther@suse.de>
23150 PR tree-optimization/35171
23151 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
23154 2008-02-12 Richard Guenther <rguenther@suse.de>
23156 PR middle-end/35163
23157 * fold-const.c (fold_widened_comparison): Use get_unwidened in
23158 value-preserving mode. Disallow final truncation.
23160 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
23162 PR middle-end/35136
23163 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
23164 code from here to...
23165 (force_gimple_operand): ...here.
23167 2008-02-12 Jakub Jelinek <jakub@redhat.com>
23170 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
23171 non-compatible pointers.
23172 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
23173 different FIELD_DECLs, try harder by comparing field offsets, sizes
23176 PR inline-asm/35160
23177 * function.c (match_asm_constraints_1): Don't replace the same input
23180 2008-02-12 Anatoly Sokolov <aesok@post.ru>
23182 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
23183 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
23184 (expand_epilogue): Restore RAMPZ register.
23185 * config/avr/avr.md (RAMPZ_ADDR): New constant.
23187 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
23189 * config/i386/cygwin.asm: (__alloca): Correct calling
23190 convention and alignment.
23191 (__chkstk): Force 8 byte stack alignment.
23193 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
23194 Richard Guenther <rguenther@suse.de>
23196 PR tree-optimization/33992
23197 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
23198 the zero we compare against.
23200 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
23202 PR libfortran/35063
23203 * gthr-win32.h (__gthread_mutex_destroy_function): New function
23204 to CloseHandle after unlocking to prevent accumulation of handle
23207 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23209 PR middle_end/34150
23210 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
23211 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
23212 and update LABEL_NUSES during and after reload.
23214 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
23216 PR middle-end/34627
23217 * combine.c (simplify_if_then_else): Make sure the comparison is
23218 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
23220 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
23223 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
23224 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
23225 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
23226 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
23227 * tree.h (get_type_static_bounds): Likewise.
23229 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23231 * doc/invoke.texi (Option Summary, C++ Dialect Options)
23232 (Objective-C and Objective-C++ Dialect Options, Warning Options):
23233 Make -Wfoo language annotations match what the compiler outputs.
23235 2008-02-08 Sa Liu <saliu@de.ibm.com>
23237 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
23238 intrinsics spu_convts, spu_convtu, spu_convtf.
23240 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
23242 * doc/extend.texi (Function Attributes) <noinline>: Mention
23243 asm ("") as method to keep calls.
23245 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23248 * doc/options.texi (Options): Replace references to opts.sh with
23250 * opts-common.c: Likewise.
23251 * optc-gen.awk: Likewise.
23253 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
23255 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
23257 2008-02-07 Richard Henderson <rth@redhat.com>
23260 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
23261 EXPR_LIST for the REG_EQUAL instead of a comparison with a
23264 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
23266 PR tree-optimization/35085
23267 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
23268 for operand entry oe2 in addition to operand entry oe3 in order to
23269 expose more opportunities for vectorizer sum reduction.
23271 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23274 * Makefile.in (LIBS): Remove $(GMPLIBS).
23275 (cc1-dummy, cc1): Add $(GMPLIBS).
23277 2008-02-06 Jan Hubicka <jh@suse.cz>
23280 * i386.md (moddf_integer): Do not produce partial memory stalls for
23281 targets where it hurts.
23283 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
23286 * optabs.c (expand_float): Do not check for decimal modes when
23287 expanding unsigned integer through signed conversion.
23289 2008-02-06 Nick Clifton <nickc@redhat.com>
23291 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
23292 inside the clobber with a match_operand and duplicated operand
23293 number in the constraint.
23294 (ineqbranchsi): Delete redundant comment.
23296 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
23298 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
23299 builtin_define ("__USE_INIT_FINI__").
23300 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
23302 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
23304 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23306 PR documentation/30330
23307 * doc/invoke.texi (C++ Dialect Options)
23308 (Objective-C and Objective-C++ Dialect Options, Warning Options):
23309 For each warning option -Wfoo that allows -Wno-foo, ensure both
23310 -Wfoo and -Wno-foo are listed in the option index. Fix index
23311 entry of -Wswitch-default, index -Wnormalized= including the
23312 `=', and -Wlarger-than-@var{len} including @var{len}.
23314 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
23316 * config/i386/i386.md (floatunssisf2): Use
23317 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
23318 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
23319 Macroize expander using MODEF mode iterator.
23321 2008-02-05 Diego Novillo <dnovillo@google.com>
23323 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
23326 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
23328 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23331 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
23333 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
23336 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
23337 to indicate if a message should be generated.
23338 (init_cumulative_args): Updated.
23339 (function_value_32): Likewise.
23341 2008-02-05 Joseph Myers <joseph@codesourcery.com>
23343 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
23345 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
23348 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
23349 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
23351 2008-02-04 Diego Novillo <dnovillo@google.com>
23353 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
23356 * tree-vrp.c (vrp_evaluate_conditional): With
23357 -Wtype-limits, emit a warning when comparing against a
23358 constant outside the natural range of OP0's type.
23360 2008-02-04 Richard Guenther <rguenther@suse.de>
23362 PR middle-end/33631
23363 * expr.c (count_type_elements): Give for unions instead of
23366 2008-02-04 Richard Guenther <rguenther@suse.de>
23368 PR middle-end/35043
23369 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
23370 to TYPE_DOMAINs base type instead of using bitsizetype here.
23372 2008-02-03 Jason Merrill <jason@redhat.com>
23374 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
23376 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23379 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
23380 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
23381 (RS/6000 and PowerPC Options): Fix typos and markup.
23382 * doc/passes.texi (Tree-SSA passes): Likewise.
23384 2008-02-02 Michael Matz <matz@suse.de>
23387 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
23388 from record_last_reg_set_info.
23389 (record_last_reg_set_info): Take an RTX argument, iterate over all
23390 constituent hardregs.
23391 (record_last_set_info, record_opr_changes): Change calls to
23392 new signature or to record_last_reg_set_info_regno.
23394 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
23396 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
23398 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
23400 PR rtl-optimization/34773
23401 * reg-notes.def (EQUAL): Mention significance of combination of
23402 REG_EQUAL and REG_RETVAL.
23403 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
23404 insn that has a REG_RETVAL.
23406 2008-02-01 Roger Sayle <roger@eyesopen.com>
23409 * configure.ac (--enable-fixed-point): Disable unless explicitly
23411 * configure: Regenerate.
23413 2008-02-01 Richard Guenther <rguenther@suse.de>
23416 * invoke.texi (-finline-limit): Remove no longer true parts
23417 of the documentation. Note that there is no default value.
23419 2008-02-01 Andrew Pinski <pinskia@gmail.com>
23420 Mark Mitchell <mark@codesourcery.com>
23421 Ben Elliston <bje@au.ibm.com>
23424 * doc/extend.texi (Other Builtins): Document.
23426 2008-01-31 Tom Browder <tom.browder@gmail.com>
23428 * doc/c-tree.texi (Types): Fix grammar.
23429 (Expression trees): Ditto.
23430 * doc/passes.texi (Tree-SSA passes): Ditto.
23432 * doc/configterms.texi (Configure Terms): Fix typo.
23433 * doc/cpp.texi (Common Predefined Macros): Ditto.
23434 * doc/md.texi (Machine Constraints): Ditto.
23436 * doc/makefile.texi (Makefile): Add comma.
23438 2008-01-31 Tom Browder <tom.browder@gmail.com>
23439 Gerald Pfeifer <gerald@pfeifer.com>
23441 * doc/sourcebuild.texi (Front End): Remove references to CVS
23442 and CVSROOT/modules.
23443 (Texinfo Manuals): Replace reference to CVS by one to SVN.
23444 (Back End): Remove reference to CVS.
23446 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
23449 * config/mips/mips.c (gen_load_const_gp): New function, taking a
23451 (mips16_gp_pseudo_reg): ...here.
23452 * config/mips/mips.md (load_const_gp): Replace with...
23453 (load_const_gp_<mode>): ...this :P-based insn.
23455 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23457 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
23458 options. Minor fixes.
23459 (-std): Move reference to standards closer to where language
23460 standards are first mentioned.
23462 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
23464 PR rtl-optimization/34995
23465 * reload.c (alternative_allows_const_pool_ref): Take an rtx
23466 parameter and return a bool. If the rtx parameter is nonnull,
23467 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
23468 (find_reloads): Update call accordingly. Pass the new operand
23469 if it needed no address reloads, otherwise pass null.
23471 2008-01-30 Richard Henderson <rth@redhat.com>
23474 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
23475 for unbounded arrays.
23477 2008-01-30 Silvius Rus <rus@google.com>
23479 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
23481 2008-01-30 Jan Hubicka <jh@suse.cz>
23484 * i386.c (init_cumulative_args): Use real function declaration when
23487 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
23489 PR rtl-optimization/34998
23490 * global.c (build_insn_chain): Treat non-subreg_lowpart
23491 SUBREGs of pseudos as clobbering all the words covered by the
23492 SUBREG, not just all the bytes.
23493 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
23494 original df_ref rather than an extract parameter.
23495 (global_conflicts): Update call accordingly.
23497 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
23499 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
23500 the overflow check to make it easier to read.
23501 (__fixtfdi): Change the type of the ll member in union
23502 long_double to UDItype_x.
23504 2008-01-30 Jakub Jelinek <jakub@redhat.com>
23506 PR middle-end/34969
23507 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
23508 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
23509 * tree-inline.c (fold_marked_statements): Call
23510 cgraph_update_edges_for_call_stmt if folding a call statement.
23511 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
23512 debug_generic_stmt calls, reset it back afterwards.
23515 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
23517 * c-typeck.c (build_external_ref): Don't pedwarn about
23518 static vars in current function's scope.
23520 2008-01-29 Joseph Myers <joseph@codesourcery.com>
23522 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
23524 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
23527 * ipa-struct-reorg.c: Fix spelling.
23528 * params.def: Ditto.
23530 2008-01-29 Richard Guenther <rguenther@suse.de>
23532 PR middle-end/35006
23533 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
23535 * tree-inline.c (remap_type): Increment remapping_type_depth
23536 around remapping types.
23537 (copy_body_r): Only add referenced variables if they are referenced
23538 from code, not types.
23540 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
23551 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
23552 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
23554 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
23557 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
23558 pointer for tiny stack.
23560 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
23562 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
23564 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
23566 * config/vx-common.h: Fix typo in comment.
23568 2008-01-28 Ian Lance Taylor <iant@google.com>
23572 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
23573 coalesce pointers if they have different DECL_NO_TBAA_P values.
23574 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
23575 between variables with different DECL_NO_TBAA_P values.
23577 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
23580 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
23581 are not legitimate small data references on SPE targets.
23583 2008-01-28 David Daney <ddaney@avtrex.com>
23585 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
23587 2008-01-28 David Daney <ddaney@avtrex.com>
23589 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
23591 2008-01-27 Joseph Myers <joseph@codesourcery.com>
23593 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
23594 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
23595 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
23596 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
23597 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
23598 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
23599 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
23600 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
23602 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23604 * basic-block.h (condjump_equiv_p): Fix comment.
23606 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23608 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
23609 print_generic_stmt_indented): Fix comment.
23611 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23613 * configure.ac (__stack_chk_fail): Add detecion for availability
23614 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
23615 * configure: Regenerate.
23617 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
23619 PR middle-end/34688
23620 * final.c (output_addr_const): Handle TRUNCATE.
23622 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
23625 * tree-ssa-loop-ivopts.c (comp_cost): New type.
23626 (zero_cost, infinite_cost): New constants.
23627 (struct cost_pair): Change type of cost to comp_cost.
23628 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
23629 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
23631 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
23632 split_address_cost, ptr_difference_cost, difference_cost,
23633 get_computation_cost_at, get_computation_cost,
23634 determine_use_iv_cost_generic, determine_use_iv_cost_address,
23635 determine_use_iv_cost_condition, determine_use_iv_costs,
23636 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
23637 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
23638 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
23639 Change type of cost to comp_cost.
23640 (determine_iv_cost): Increase cost of non-original ivs, instead
23641 of decreasing the cost of original ones.
23642 (get_address_cost): Indicate the complexity of the addressing mode
23644 (try_add_cand_for): Prefer using ivs not specific to some object.
23645 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
23647 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
23648 Janis Johnson <janis187@us.ibm.com>
23651 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
23652 (TARGET_INSTANTIATE_DECLS): Likewise.
23653 * target.h (expand_to_rtl_hook): New target hook.
23654 (instantiate_decls): Likewise.
23655 * function.c (instantiate_decl): Make non-static. Rename to...
23656 (instantiate_decl_rtl): ... this.
23657 (instantiate_expr): Use instantiate_decl_rtl.
23658 (instantiate_decls_1): Likewise.
23659 (instantiate_decls): Likewise.
23660 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
23661 * function.h (instantiate_decl_rtl): Add prototype.
23662 * cfgexpand.c (target.h): New include.
23663 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
23664 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
23665 (TARGET_INSTANTIATE_DECLS): Likewise.
23666 (TARGET_INITIALIZER): New target hooks added.
23667 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
23669 * config/rs6000/rs6000.c (tree-flow.h): New include.
23670 (machine_function): Add sdmode_stack_slot field.
23671 (rs6000_alloc_sdmode_stack_slot): New function.
23672 (rs6000_instantiate_decls): Likewise.
23673 (rs6000_secondary_memory_needed_rtx): Likewise.
23674 (rs6000_check_sdmode): Likewise.
23675 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
23676 (TARGET_INSTANTIATE_DECLS): Likewise.
23677 (rs6000_hard_regno_mode_ok): Allow SDmode.
23678 (num_insns_constant): Likewise. Handle _Decimal32 constants.
23679 (rs6000_emit_move): Handle SDmode.
23680 (function_arg_advance): Likewise.
23681 (function_arg): Likewise.
23682 (rs6000_gimplify_va_arg): Likewise. Add special handling of
23683 SDmode var args for 32-bit compiles.
23684 (rs6000_secondary_reload_class): Handle SDmode.
23685 (rs6000_output_function_epilogue): Likewise.
23686 (rs6000_function_value): Simplify if statement.
23687 (rs6000_libcall_value): Likewise.
23688 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
23689 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
23690 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
23691 (movsd_hardfloat): New define_insn.
23692 (movsd_softfloat): Likewise.
23693 (movsd_store): Likewise.
23694 (movsd_load): Likewise.
23695 (extendsddd2): Likewise.
23696 (extendsdtd2): Likewise.
23697 (truncddsd2): Likewise.
23698 (movdd_hardfloat64): Fixup comment.
23699 (UNSPEC_MOVSD_LOAD): New constant.
23700 (UNSPEC_MOVSD_STORE): Likewise.
23702 2008-01-26 Jakub Jelinek <jakub@redhat.com>
23705 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
23707 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
23708 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
23709 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
23710 and TRUTH_XOR_EXPR.
23712 2008-01-26 David Edelsohn <edelsohn@gnu.org>
23715 * config.gcc: Separate AIX 5.3 from AIX 6.1.
23716 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
23717 __LONGDOUBLE128 too.
23718 * config/rs6000/aix61.h: New file.
23720 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
23722 PR rtl-optimization/34959
23723 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
23724 popcount and parity rtxes the same mode as their operand.
23725 Truncate or extend the result to the return value's mode
23728 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
23731 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
23732 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
23733 to GOT_VERSION_REGNUM.
23734 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
23735 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
23736 * config/mips/mips.c (mips_emit_call_insn): New function.
23737 (mips_call_tls_get_addr): Call mips_expand_call directly.
23738 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
23740 (mips16_build_call_stub): Likewise. Return the call insn or null.
23741 (mips_expand_call): Update the call to mips16_build_call_stub
23742 accordingly and a remove redundant condition. Assert that MIPS16
23743 stubs do not use lazy binding. Use mips_emit_call_insn and return
23745 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
23747 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
23748 (mips_avoid_hazard): Remove hazard_set handling.
23749 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
23750 (UNSPEC_RESTORE_GP): ...this.
23751 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
23752 (FAKE_CALL_REGNO): Rename to...
23753 (GOT_VERSION_REGNUM): ...this.
23754 (type): Add "ghost" value. Add an associated insn reservation.
23755 (hazard_set): Remove.
23756 (exception_receiver): Rename to...
23757 (restore_gp): ...this and update the unspec identifier accordingly.
23758 (exception_receiver, nonlocal_got_receiver): New expanders.
23759 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
23760 FAKE_CALL_REGNO. Remove hazard_set attribute.
23761 (set_got_version, update_got_version): New patterns.
23763 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
23766 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
23768 2008-01-25 Joseph Myers <joseph@codesourcery.com>
23771 * doc/install.texi2html: Generate gcc-vers.texi.
23773 2008-01-25 DJ Delorie <dj@redhat.com>
23775 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
23777 2008-01-25 Joseph Myers <joseph@codesourcery.com>
23779 * config/c4x: Remove directory.
23780 * config.gcc (crx-*, mt-*): Mark obsolete.
23781 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
23782 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
23783 sh-*-rtemscoff*): Remove cases.
23784 * defaults.h (C4X_FLOAT_FORMAT): Remove.
23785 * real.c (encode_c4x_single, decode_c4x_single,
23786 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
23787 c4x_extended_format): Remove.
23788 * real.h (c4x_single_format, c4x_extended_format): Remove.
23789 * doc/extend.texi (interrupt, naked): Remove mention of attributes
23791 (Pragmas): Remove comment about c4x pragmas.
23792 * doc/install.texi (c4x): Remove target-specific instructions.
23793 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
23794 * doc/md.texi (Machine Constraints): Remove C4x documentation.
23795 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
23796 refer to C4x source files as examples.
23797 (C4X_FLOAT_FORMAT): Remove documentation.
23799 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
23801 * config/bfin/bfin.c (override_options): Reorder tests so that
23802 flag_pic gets enabled for -msep-data.
23804 2008-01-25 Richard Guenther <rguenther@suse.de>
23806 PR middle-end/32244
23807 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
23808 to its bitfield precision if required.
23810 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23812 PR middle-end/33880
23813 * tree-nested.c (walk_omp_for): New function.
23814 (convert_nonlocal_reference, convert_local_reference): Call
23815 walk_omp_for on OMP_FOR.
23816 (convert_call_expr): Call walk_body on OMP_FOR's
23817 OMP_FOR_PRE_INIT_BODY.
23819 2008-01-25 Richard Guenther <rguenther@suse.de>
23821 PR tree-optimization/34966
23822 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
23823 default defs and PHI_NODEs we have to insert after the
23824 defining statement.
23826 2008-01-24 Nick Clifton <nickc@redhat.com>
23828 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
23829 Provide a default definition.
23830 (LIBGCC2_UNITS_PER_WORD): Likewise.
23832 * config/stormy16/stormy16.c: Include df.h for the prototype
23833 for df_regs_ever_live_p.
23834 (xstormy16_expand_builtin_va_start): Convert the stack offset
23835 into a component_ref and then use POINTER_PLUS_EXPR to add it
23836 to the incoming_virtual_args_rtx.
23837 (xstormy16_gimplify_va_arg_expr): Rename to
23838 xstormy16_gimplify_va_arg_expr.
23839 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
23840 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
23841 xstormy16_gimplify_va_arg_expr.
23842 Fix up some formatting issues.
23844 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
23845 Move to predicates.md.
23846 (xs_hi_general_operand): Likewise.
23847 (xs_hi_nonmemory_operand): Likewise.
23848 * config/stormy16/predicates.md:
23849 (xstormy16_carry_plus_operand): New predicate.
23850 (xs_hi_general_operand): New predicate.
23851 (xs_hi_nonmemory_operand): New predicate.
23852 * config/stormy16/stormy16-protos.h:
23853 (xstormy16_carry_plus_operand): Delete prototype.
23854 (xs_hi_general_operand): Likewise.
23855 (xs_hi_nonmemory_operand): Likewise.
23857 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
23858 modifiers as they are no longer needed and they can trigger
23859 reload spill failures.
23861 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
23862 with a match_operand in order to help reload.
23864 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
23865 constraint with 'e' for the 8th alternative as this version of
23866 the mov.w instruction only accepts the lower 8 registers.
23868 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
23871 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
23872 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
23875 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23877 PR middle-end/33333
23878 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
23880 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23882 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
23884 (remove_structure): Update allocations list before removing structure.
23886 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23888 * ipa-struct-reorg.c (is_safe_cond_expr,
23889 create_new_stmts_for_cond_expr): Use integer_zerop function,
23890 that recognize not only zero-pointer, but zero-integer too.
23892 2008-01-25 Ben Elliston <bje@au.ibm.com>
23895 * fixproto: Escape "." in sed expression that strips leading "./".
23897 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
23900 * gcc.c (SWITCH_OK): Removed.
23901 (SWITCH_LIVE): Changed to bit.
23902 (SWITCH_FALSE): Likewise.
23903 (SWITCH_IGNORE): Likewise.
23904 (switchstr): Change live_cond to unsigned int.
23905 (process_command): Replace SWITCH_OK with 0.
23906 (do_self_spec): Likewise.
23907 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
23908 (give_switch): Likewise.
23909 (used_arg): Likewise.
23910 (do_spec_1): Set the SWITCH_IGNORE bit.
23911 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
23912 bits. Set the SWITCH_LIVE bit.
23914 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
23916 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
23918 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
23920 PR tree-optimization/34472
23921 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
23922 parameter to a "bool *" and set *DATA to false if there is
23923 an unsafe access. Do not delete the structure here.
23924 (check_cond_exprs): Delete it here instead.
23925 (check_cond_exprs, exclude_cold_structs): Do not increase
23926 I when removing a structure.
23928 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
23931 * config/i386/i386.c (ix86_expand_vector_init): Consider only
23932 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
23934 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
23936 PR middle-end/34934
23937 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
23938 a fixed vector for stack.
23940 2008-01-24 Ben Elliston <bje@au.ibm.com>
23943 * doc/gcc.texi (Software development): Add a direntry for g++.
23945 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
23947 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
23948 stale and straggling -fforce-addr comments above.
23950 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
23952 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
23953 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
23955 2008-01-23 Michael Matz <matz@suse.de>
23958 * dwarf2out.c (force_type_die): Use modified_type_die instead of
23961 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
23963 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
23964 malloc result type.
23966 2008-01-23 Anatoly Sokolov <aesok@post.ru>
23968 * config/avr/avr.c (avr_current_arch): New variable.
23969 (avr_arch_types): Add 'avr31' and 'avr51' entries.
23970 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
23971 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
23972 (avr_override_options): Init 'avr_current_arch'.
23973 (base_arch_s): Move from here...
23974 * config/avr/avr.h (base_arch_s): ... here. Add new members
23975 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
23976 'mega' to 'have_jmp_call'.
23977 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
23978 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
23980 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
23982 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
23983 MULTILIB_MATCHES): Ditto.
23985 2008-01-23 Richard Guenther <rguenther@suse.de>
23987 PR middle-end/31529
23988 * cgraphunit.c (cgraph_reset_node): Always mark the node
23989 not reachable if it is not queued already.
23991 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
23993 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
23994 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
23995 (cputype_selected): New static variable.
23996 (bfin_handle_option): Set it if -mcpu is used.
23997 (override_option): Select default set of workarounds if no cpu type
23998 selected on the command line.
23999 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
24001 From Michael Frysinger <michael.frysinger@analog.com>
24002 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
24003 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
24005 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
24006 for bf547, bf523, bf524, and bf526.
24007 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
24009 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
24010 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
24011 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
24012 __ADSPBF547__ and __ADSPBF54x__ for bf547.
24013 * doc/invoke.texi (Blackfin Options): Document that
24014 -mcpu now accept bf547, bf523, bf524, and bf526.
24016 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
24018 PR rtl-optimization/34628
24019 * combine.c (try_combine): Stop and undo after the first combination
24020 if an autoincrement side-effect on the first insn has effectively
24023 2008-01-22 David Edelsohn <edelsohn@gnu.org>
24026 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
24027 Offset addresses are not valid for Altivec or paired float modes.
24029 2008-01-22 Jakub Jelinek <jakub@redhat.com>
24032 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
24033 if DECL_INITIAL (decl) is error_mark_node.
24036 * c-common.c (handle_vector_size_attribute): Only allow
24037 integral, scalar float and fixed point types. Handle OFFSET_TYPE
24038 the same way as pointer, array etc. types.
24039 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
24042 * tree.c (build_type_attribute_qual_variant): Call
24043 build_qualified_type if attributes are equal, but quals are not.
24045 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24048 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
24049 * flags.h (warn_strict_aliasing): Remove.
24050 (warn_strict_overflow): Remove.
24051 * opts.c (warn_strict_aliasing): Remove.
24052 (warn_strict_overflow): Remove.
24053 * c-opts.c (c_common_handle_option): -Wall only sets
24054 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
24055 (c_common_post_options): Give default values to -Wstrict-aliasing
24056 and -Wstrict-overflow if they are uninitialized.
24057 * common.opt (Wstrict-aliasing): Specify Var and Init.
24058 (Wstrict-overflow): Likewise.
24060 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
24062 PR rtl-optimization/26854
24063 PR rtl-optimization/34400
24064 PR rtl-optimization/34884
24065 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
24067 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
24068 (df_rd_bb_info.expanded_lr_out): Deleted
24069 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
24070 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
24071 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
24072 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
24073 Removed code to allocate, initialize or free expanded_lr_out.
24074 (df_rd_bb_local_compute_process_def): Restructured to make more
24076 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
24077 sets if the sets are being trimmed.
24079 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
24082 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
24083 (as_vers): Likewise.
24084 * configure: Regenerated.
24086 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24088 PR middle-end/33092
24089 * tree-pass.h (pass_build_alias): New pass.
24090 * tree-ssa-alias.c (gate_build_alias): New.
24091 (pass_build_alias): New.
24092 * passes.c (init_optimization_passes): Add pass_build_alias after
24093 pass_create_structure_vars.
24095 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
24097 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
24098 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
24099 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
24100 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
24101 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
24102 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
24103 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
24104 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
24105 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
24106 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
24107 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
24108 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
24109 * config/s390/s390.md (FP_ALL): New mode iterator.
24110 (_d): New mode attribute.
24111 ("*signbit<mode>2>"): Changed mode of first operand.
24112 ("isinf<mode>2"): Changed mode of first operand.
24113 ("*TDC_insn"): Adaptation for DFP modes.
24115 2008-01-22 Ben Elliston <bje@au.ibm.com>
24117 * tree.c (check_qualified_type): Improve function description.
24119 2008-01-21 Jason Merrill <jason@redhat.com>
24122 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
24123 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
24126 2008-01-21 DJ Delorie <dj@redhat.com>
24128 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
24131 2008-01-21 Richard Guenther <rguenther@suse.de>
24133 PR middle-end/34856
24134 * tree-cfg.c (verify_expr): Allow all invariant expressions
24135 instead of just constant class ones as reference argument.
24136 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
24137 like any other constant.
24138 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
24140 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
24142 * regmove.c (fixup_match_1): Update call crossed frequencies.
24144 2008-01-21 Richard Guenther <rguenther@suse.de>
24147 * tree-inline.c (setup_one_parameter): Deal with mismatched
24148 types using a VIEW_CONVERT_EXPR.
24150 2008-01-21 Alon Dayan <alond@il.ibm.com>
24151 Olga Golovanevsky <olga@il.ibm.com>
24153 PR tree-optimization/34701
24154 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
24155 when the structure size is not a power of 2.
24157 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
24159 * doc/install.texi: Add doc for --enable-checking=df.
24161 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
24163 PR rtl-optimization/34808
24164 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
24166 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
24168 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
24171 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
24173 PR rtl-optimization/26854
24174 PR rtl-optimization/34400
24175 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
24177 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
24178 (df_rd_bb_info.expanded_lr_out): New.
24179 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
24180 * loop_iv.c (iv_analysis_loop_init): Ditto.
24181 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
24182 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
24183 Added code to allocate, initialize or free expanded_lr_out.
24184 (df_rd_bb_local_compute_process_def): Restructured to make
24185 more understandable.
24186 (df_rd_confluence_n): Add code to do nothing with fake edges and
24187 code to no apply invalidate_by_call sets if the sets are being trimmed.
24188 (df_lr_local_finalize): Renamed to df_lr_finalize.
24189 (df_live_local_finalize): Renamed to df_live_finalize.
24191 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
24194 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
24195 deciding whether to use reciprocal instructions.
24197 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
24199 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
24200 dwarf2out_note_section_used if cold_text_section is NULL.
24202 2008-01-19 Jakub Jelinek <jakub@redhat.com>
24204 PR gcov-profile/34610
24205 * tree-cfg.c (make_edges): Mark both outgoing edges from
24206 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
24207 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
24208 from OMP_FOR and OMP_CONTINUE outgoing edges.
24210 * tree-profile.c (tree_profiling): Return early if
24211 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
24213 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
24214 from cfun to child_cfun.
24215 * function.h (struct function): Add after_tree_profile bit.
24217 2008-01-19 Anatoly Sokolov <aesok@post.ru>
24219 * config/avr/avr.S (_exit): Disable interrupt.
24221 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
24222 Steven Bosscher <stevenb.gcc@gmail.com>
24224 PR rtl-optimization/26854
24225 PR rtl-optimization/34400
24226 * df-problems.c (df_live_scratch): New scratch bitmap.
24227 (df_live_alloc): Allocate df_live_scratch when doing df_live.
24228 (df_live_reset): Clear the proper bitmaps.
24229 (df_live_bb_local_compute): Only process the artificial defs once
24230 since the order is not important.
24231 (df_live_init): Init the df_live sets only with the variables
24232 found live by df_lr.
24233 (df_live_transfer_function): Use the df_lr sets to prune the
24234 df_live sets as they are being computed.
24235 (df_live_free): Free df_live_scratch.
24237 2008-01-18 Ian Lance Taylor <iant@google.com>
24239 * common.opt: Add fmerge-debug-strings.
24240 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
24241 flag_merge_debug_strings rather than flag_merge_constants.
24242 * doc/invoke.texi (Option Summary): Mention
24243 -fmerge-debug-strings.
24244 (Debugging Options): Document -fmerge-debug-strings.
24246 2008-01-18 Ian Lance Taylor <iant@google.com>
24249 * tree.h (DECL_IS_OPERATOR_NEW): Define.
24250 (struct tree_function_decl): Add new field operator_new_flag.
24251 * tree-inline.c (expand_call_inline): When inlining a call to
24252 operator new, force the return value to go into a variable, and
24253 set DECL_NO_TBAA_P on that variable.
24254 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
24256 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
24259 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
24260 DWARF2_DEBUGGING_INFO.
24261 (dwarf2out_note_section_used): Ditto. Add prototype.
24262 (have_multiple_function_sections, text_section_used,
24263 cold_text_section_used, *cold_text_sections): Move declarations
24266 2008-01-17 Bob Wilson <bob.wilson@acm.org>
24268 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
24269 field and add signal_ra.
24270 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
24271 assignments to frame state pc. Move end of stack check after
24272 MD_FALLBACK_FRAME_STATE_FOR.
24273 (uw_update_context_1): Use frame state signal_regs if set, instead
24274 of checking signal_frame flag.
24275 (uw_update_context): Use frame state signal_ra if set.
24276 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
24277 * config/xtensa/linux-unwind.h: New file.
24279 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
24281 * modulo-sched.c (get_sched_window): Fix comment typo.
24283 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
24285 PR tree-optimization/34648
24286 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
24288 2008-01-17 Anatoly Sokolov <aesok@post.ru>
24290 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
24291 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
24293 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
24295 PR rtl-optimization/34400
24296 * df-core.c (df_worklist_dataflow_overeager,
24297 df_worklist_dataflow_doublequeue): New functions.
24298 (df_worklist_dataflow): Two different worklist solvers.
24299 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
24302 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
24305 * doc/invoke.texi: Document the dependence on pthread for fopenmp
24306 and ftree-parallelize-loops.
24308 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
24310 PR rtl-optimization/34826
24311 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
24313 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
24315 * global.c (find_reg): Mark the eh regs as used if necessary.
24316 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
24317 * ra.h (struct allocno): no_eh_reg field added. Changed
24318 no_stack_reg type to bitfield.
24320 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
24322 * tree.c (substitute_in_expr): Add missing 'break'.
24324 2008-01-17 Richard Guenther <rguenther@suse.de>
24326 PR tree-optimization/34825
24327 * tree-ssa-math-opts.c (is_division_by): Do not recognize
24328 x / x as division to handle.
24330 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24332 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
24333 "-pthread" is specified.
24334 * pa-hpux11.h (LIB_SPEC): Likewise.
24336 2008-01-16 Janis Johnson <janis187@us.ibm.com>
24337 Peter Bergner <bergner@vnet.ibm.com>
24339 PR rtl-optimization/33796
24340 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
24342 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24344 PR libgfortran/34699
24345 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
24347 * pa-hpux10.h (LINK_SPEC): Likewise.
24348 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
24350 2008-01-16 Richard Guenther <rguenther@suse.de>
24352 PR middle-end/32628
24353 * fold-const.c (fold_convert_const_int_from_int): Do not
24354 set overflow if that occured only because of a sign extension
24355 change when converting from/to a sizetype with the same
24356 precision and signedness.
24358 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
24361 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
24362 location address to the correct place. Update copyright year.
24364 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
24366 * lambda-code.c (lambda_transform_legal_p): Handle the case of
24367 no dependences in the dependence_relations vector.
24369 2008-01-16 Jan Hubicka <jh@suse.cz>
24371 PR rtl-optimization/31396
24372 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
24373 * cfg.c (dump_reg_info): Print it.
24374 * regs.h (struct reg_info_t): add freq_calls_crossed.
24375 (REG_FREQ_CALLS_CROSSED): New macro.
24376 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
24377 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
24378 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
24379 regmove_optimize): Update call crossed frequencies.
24380 * local-alloc.c (struct qty): Add freq_calls_crossed.
24381 (alloc_qty): Copute freq_calls_crossed.
24382 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
24383 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
24384 * ra.h (struct allocno): Add freq_calls_crossed.
24386 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
24388 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
24389 libgomp when compiling with ftree-parallelize-loops.
24390 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
24392 2008-01-16 Richard Guenther <rguenther@suse.de>
24394 PR tree-optimization/34769
24395 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
24396 * tree.c (int_cst_value): Instead make this function more
24397 permissive in what it accepts as valid input. Document this
24398 function always sign-extends the value.
24400 2008-01-16 Jakub Jelinek <jakub@redhat.com>
24401 Richard Guenther <rguenther@suse.de>
24404 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
24405 (gimple_fold_indirect_ref_rhs): ... this.
24406 (gimple_fold_indirect_ref): New function with foldings
24407 that preserve lvalueness.
24408 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
24409 * tree-flow.h (gimple_fold_indirect_ref): Declare.
24410 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
24411 to fold an INDIRECT_REF, fall back to the old use of
24412 fold_indirect_ref_1.
24414 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
24416 * tree-data-ref.c (subscript_dependence_tester_1): Call
24417 free_conflict_function.
24418 (compute_self_dependence): Same.
24420 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
24423 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
24424 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
24426 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
24427 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
24428 for DWARF2_UNWIND_INFO targets.
24430 2008-01-16 Richard Guenther <rguenther@suse.de>
24433 * c-typeck.c (common_pointer_type): Do not merge inconsistent
24434 type qualifiers for function types.
24436 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
24438 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
24439 loop_iterator li from previous commit.
24441 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
24443 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
24445 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
24447 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
24448 (parallelize_loops): Don't parallelize irreducible components.
24450 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24453 * c-opts (c_common_post_options): Do not enable CPP
24454 flag_pedantic_errors by default.
24456 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
24458 PR rtl-optimization/31944
24459 * cse.c (remove_pseudo_from_table): New function.
24460 (merge_equiv_classes): Use above function to remove pseudo-registers.
24461 (invalidate): Likewise.
24463 2008-01-13 Richard Guenther <rguenther@suse.de>
24465 PR middle-end/34601
24466 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
24467 instead of TYPE_MODE to deal with calls from expand_one_error_var.
24469 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
24471 * gcse.c (cprop_jump): Call validate_unshare_change instead of
24472 validate_change to unshare the source of the PC set.
24474 2008-01-12 Jan Hubicka <jh@suse.cz>
24476 PR middle-end/32135
24477 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
24478 references above array bounds. This might trigger bounds checks for
24479 pointers to arrays.
24481 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
24483 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
24484 new_replaceable_dependencies.
24486 2008-01-12 Doug Kwan <dougkwan@google.com>
24488 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
24489 instead of OPT_Wreturn_type in warning due to ignored return type
24491 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
24492 options included in -Wextra.
24493 * c.opt: New option -Wignored_qualifiers.
24494 * doc/invoke.texi (Warning Options, -Wextra): Add new option
24495 -Wignore_qualifiers.
24496 (-Wignored-qualifiers): Document.
24497 (-Wreturn-type): Remove description of functionality now handled
24498 by -Wignored-qualifiers.
24500 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
24503 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
24504 NOP_EXPR if it is between integral types with the same precision.
24506 2008-01-12 Jan Hubicka <jh@suse.cz>
24509 * invoke.texi (max-inline-recursive-depth): Fix default value.
24511 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
24513 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
24516 2008-01-11 Bob Wilson <bob.wilson@acm.org>
24518 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
24520 2008-01-11 James E. Wilson <wilson@specifix.com>
24523 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
24525 2008-01-11 Anatoly Sokolov <aesok@post.ru>
24527 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
24528 save/restore frame pointer register and don't use 'call-prologues'
24529 optimization in function with "OS_task" attribute.
24531 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
24533 PR middle-end/31309
24534 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
24535 when copying to memory.
24537 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
24539 PR rtl-optimization/30905
24540 * cfgcleanup.c: Include dce.h
24541 (crossjumps_occured): New global variable.
24542 (try_crossjump_bb): Exit loop after finding a fallthru edge.
24543 If something changed, set crossjumps_occured to true.
24544 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
24545 Don't add/remove fake edges to exit here...
24546 (cleanup_cfg): ...but do it here, when crossjumping.
24547 Run a fast DCE when successful crossjumps occured in the latest
24548 iteration of try_optimize_cfg.
24550 2008-01-11 Richard Guenther <rguenther@suse.de>
24552 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
24553 (struct vn_unary_op_s): Likewise.
24554 (vn_reference_insert): Free old reference on hash collision.
24556 2008-01-10 Raksit Ashok <raksit@google.com>
24558 PR rtl-optimization/27971
24559 * combine.c (find_split_point): Split PLUS expressions which are
24560 inside a MEM rtx, and whose first operand is complex.
24562 2008-01-10 DJ Delorie <dj@redhat.com>
24564 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
24565 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
24566 (m32c_hard_regno_ok): Call the underlying function.
24568 2008-01-10 Richard Guenther <rguenther@suse.de>
24570 PR middle-end/34683
24571 * tree-cfg.c (tree_merge_blocks): Do not go through the
24572 full-blown folding and stmt updating path if we just deal
24573 with virtual operands.
24574 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
24575 test for abnormal SSA_NAMEs.
24577 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
24579 PR middle-end/34641
24580 * reload.c (push_reload): Add assertions. All constants from
24581 reg_equiv_constant should have been used for replacing the respective
24583 (find_reloads_address): Invoke find_reloads_address_part for
24584 constant taken from the reg_equiv_constant array.
24586 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
24588 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
24589 field (valnum) the first in the struct. Replace bools with
24592 2008-01-10 Richard Guenther <rguenther@suse.de>
24594 PR tree-optimization/34651
24595 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
24596 types and ordering for masking and converting.
24598 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
24600 PR tree-optimization/34017
24601 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
24602 also for PHI_NODE expressions.
24604 2008-01-09 Jan Hubicka <jh@suse.cz>
24606 PR tree-optimization/34708
24607 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
24608 based on number of case labels.
24609 (init_inline_once): Remove switch_cost.
24610 * tree-inline.h (eni_weights_d): Remove switch_cost.
24612 2008-01-09 Richard Guenther <rguenther@suse.de>
24613 Andrew Pinski <andrew_pinski@playstation.sony.com>
24615 PR middle-end/30132
24616 * gimplify.c (gimplify_cond_expr): Do not create an addressable
24617 temporary if an rvalue is ok or an lvalue is not required.
24619 2008-01-09 Richard Guenther <rguenther@suse.de>
24621 PR middle-end/34458
24622 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
24623 adjust return type.
24625 2008-01-09 Richard Guenther <rguenther@suse.de>
24627 PR middle-end/34679
24628 * tree.c (host_integerp): Check for sizetype only if the
24629 type is an integer type.
24631 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
24634 * opts.c (decode_options): Disable inlining of functions called
24635 once if not in unit-at-a-time mode.
24637 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
24639 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
24641 2008-01-08 Richard Guenther <rguenther@suse.de>
24643 PR middle-end/31863
24644 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
24645 out early if the result will be unused.
24647 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
24652 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24653 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
24656 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
24658 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
24659 for vectorization tuned.
24661 2008-01-08 Richard Guenther <rguenther@suse.de>
24663 PR tree-optimization/34683
24664 * tree-ssa-operands.c (operand_build_cmp): Export.
24665 * tree-ssa-operands.h (operand_build_cmp): Declare.
24666 * tree-vn.c (vuses_compare): Remove.
24667 (sort_vuses): Use operand_build_cmp.
24668 (sort_vuses_heap): Likewise.
24669 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
24670 to re-use old VEC if available. Do not sort already sorted VUSEs.
24671 (vdefs_to_vec): Do not sort already sorted VDEFs.
24673 2008-01-08 Jakub Jelinek <jakub@redhat.com>
24675 PR middle-end/34694
24676 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
24678 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
24681 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
24682 limitations of reciprocal sequences on x86 targets.
24684 2008-01-08 Richard Guenther <rguenther@suse.de>
24686 PR tree-optimization/34683
24687 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
24689 2008-01-07 Jakub Jelinek <jakub@redhat.com>
24692 * config/darwin.c (darwin_mergeable_string_section): Don't use
24693 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
24695 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
24698 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
24699 negxf2. Macroize expander using X87MODEF mode iterator. Change
24700 predicates of op0 and op1 to register_operand.
24701 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
24702 expander using X87MODEF mode iterator. Change predicates of
24703 op0 and op1 to register_operand.
24704 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
24705 corresponding patterns and macroize using MODEF macro. Change
24706 predicates of op0 and op1 to register_operand and remove
24707 "m" constraint. Disparage "r" alternative with "!".
24708 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
24709 macroize using X87MODEF macro. Change predicates of op0 and op1
24710 to register_operand and remove "m" constraint. Disparage "r"
24711 alternative with "!".
24712 (absneg splitter with memory operands): Remove.
24713 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
24714 patterns and macroize using X87MODEF mode iterator.
24715 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
24716 Change predicate of op1 to register_operand.
24717 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
24718 for memory operands.
24720 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
24722 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
24724 2008-01-07 Richard Guenther <rguenther@suse.de>
24726 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
24729 2008-01-07 Richard Guenther <rguenther@suse.de>
24731 PR tree-optimization/34683
24732 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
24733 VOPs of the needed size to save memory. Use VEC_quick_push
24734 to save compile-time.
24735 (vdefs_to_vec): Likewise.
24737 2008-01-07 Sa Liu <saliu@de.ibm.com>
24739 * config/spu/spu.md (divdf3): Genetate inline code for double
24740 division. The implementation doesn't handle INF or NAN, therefore it
24741 only applies when -ffinite-math-only is given.
24743 2008-01-06 Paolo Carlini <pcarlini@suse.de>
24746 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
24747 * doc/cpp.texi ([Common Predefined Macros]): Document.
24749 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
24751 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
24752 order to use commutative addition instead of subtraction.
24754 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
24755 Mircea Namolaru <namolaru@il.ibm.com>
24756 Vladimir Yanovsky <yanov@il.ibm.com>
24757 Revital Eres <eres@il.ibm.com>
24759 PR tree-optimization/34263
24760 * tree-outof-ssa.c (process_single_block_loop_latch,
24761 contains_tree_r): New functions.
24762 (analyze_edges_for_bb): Call process_single_block_loop_latch
24763 function to empty single-basic-block latch block if possible.
24765 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24767 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
24769 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
24771 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
24773 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
24775 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
24777 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
24779 2008-01-05 Jakub Jelinek <jakub@redhat.com>
24781 PR tree-optimization/34618
24782 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
24785 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24788 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
24789 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
24790 Update copyright year.
24792 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
24793 Update copyright year.
24794 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
24797 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
24799 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
24800 edge does not point to current bb before changing need_assert.
24802 2008-01-04 Richard Guenther <rguenther@suse.de>
24804 PR middle-end/34029
24805 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
24806 for verifying purposes if they are is_gimple_min_invariant.
24808 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
24810 PR tree-optimization/34448
24811 PR tree-optimization/34465
24812 * gimplify.c (gimplify_init_constructor): Add new parameter
24813 notify_temp_creation. Use it.
24814 (gimplify_modify_expr_rhs): Take volatiles into account when
24815 optimizing constructors.
24816 Do not optimize constructors if gimplify_init_constructor will dump to
24818 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
24819 * gcc.c-torture/compile/pr34448.c: New.
24821 2008-01-04 Jakub Jelinek <jakub@redhat.com>
24823 PR gcov-profile/34609
24824 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
24825 return_slot if result is TREE_ADDRESSABLE.
24827 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
24829 * config/mips/mips.md (sqrt_condition): Tweak comment.
24830 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
24832 2008-01-03 Tom Tromey <tromey@redhat.com>
24835 * c-common.c (c_type_hash): Handle VLAs.
24837 2008-01-03 Jan Hubicka <jh@suse.cz>
24839 PR tree-optimization/31081
24840 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
24841 0 when inlining and not inlining to first basic block.
24842 (remap_decl): When var is initialized to 0, don't set default_def.
24843 (expand_call_inline): Set entry_bb.
24844 * tree-inline.h (copy_body_data): Add entry_bb.
24846 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24849 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
24852 PR tree-optimization/29484
24853 * tree-inline.c (inline_forbidden_p_2): New function.
24854 (inline_forbidden_p): Disallow inlining if some static var
24855 has an address of a local LABEL_DECL in its initializer.
24856 * doc/extend.texi (Labels as Values): Document &&foo behaviour
24859 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
24861 PR tree-optimization/34635
24862 * tree-data-ref.c (add_other_self_distances): Make sure that the
24863 evolution step is constant.
24865 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24867 PR middle-end/34608
24868 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
24870 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
24872 * tree-sra.c (scalarize_init): Insert the generate_element_init
24873 statements after the generate_element_zero statements.
24875 2008-01-02 Richard Guenther <rguenther@suse.de>
24877 PR middle-end/34093
24878 PR middle-end/31976
24879 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
24880 for very large number of operands instead of ICEing.
24882 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
24885 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
24886 while stack probing.
24888 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
24890 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
24893 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
24895 PR libmudflap/26442
24896 * tree-mudflap.c (mx_register_decls): Guard warning by
24897 !DECL_ARTIFICIAL check.
24899 2008-01-01 Jakub Jelinek <jakub@redhat.com>
24901 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
24902 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
24903 sse5_perm<mode>): Fix constraints.