1 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
4 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
5 has been optimized out.
7 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
9 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
10 instead of PIC_DIRECT_ADDR_P.
11 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
12 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
13 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
14 (PIC_OFFSET_P): Rename to...
15 (PCREL_SYMOFF_P): ...this.
16 (PIC_DIRECT_ADDR_P): Delete.
17 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
19 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
20 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
21 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
22 * config/sh/sh.c (print_operand): Remove CONST handling.
23 (unspec_caller_rtx_p): Rewrite to use split_const and check
24 the operands of UNSPEC bases.
25 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
26 with (unspec [A B] UNSPEC_SYMOFF).
27 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
29 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
30 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
31 (UNSPEC_EXTRACT_U16): Likewise.
32 (UNSPEC_SYMOFF): Likewise.
33 (UNSPEC_PCREL_SYMOFF): Likewise.
34 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
36 (movsi_const_16bit): Likewise.
37 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
38 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
39 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
40 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
41 with (unspec [A B] UNSPEC_SYMOFF).
42 (symPLT_label2reg): Replace (minus A (minus B pc)) with
43 (unspec [A B] PCREL_UNSPEC_SYMOFF).
44 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
45 (Csu): Likewise UNSPEC_EXTRACT_U16.
46 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
47 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
49 2008-10-10 Stepan Kasal <skasal@redhat.com>
51 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
52 for loop strip mining and loop blocking.
54 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
56 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
57 vary types depending on debug info.
59 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
61 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
62 before ensuring it's already computed.
64 2008-10-09 Jakub Jelinek <jakub@redhat.com>
66 * rtl.h (locator_eq): New decl.
67 * cfglayout.c (locator_scope): New function.
69 (locator_eq): New function.
70 (fixup_reorder_chain): Search for last insn in src bb
71 that has locator set or first insn in dest bb. Use
72 locator_eq instead of == to compare locators.
73 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
74 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
75 == to compare locators.
77 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
79 * gimple-low.c (lower_function_body, lower_gimple_return,
80 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
81 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
82 goto_block on edges if goto_locus is known.
85 * tree.h (get_object_alignment): Declare.
86 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
87 get_object_alignment if needed.
88 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand handling
90 (get_object_alignment): ... here. New function. Try harder to
91 determine alignment from get_inner_reference returned offset.
93 2008-10-08 Jakub Jelinek <jakub@redhat.com>
95 * graphite.c (gloog): Don't call find_unreachable_blocks
96 before delte_unreachable_blocks.
98 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
99 goto_locus of true_edge into RTL locator.
101 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
103 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
104 (*jcc_btdi_mask_rex64): Ditto.
106 (*jcc_btsi_mask): Ditto.
107 (*jcc_btsi_1): Ditto.
108 (*jcc_btsi_mask_1): Ditto.
110 2008-10-08 Paul Brook <paul@codesourcery.com>
112 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
113 compatible profiler (__gnu_mcount_nc).
114 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
116 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
118 * config/i386/i386.c (initial_ix86_tune_features): Add
119 X86_TUNE_USE_VECTOR_FP_CONVERTS.
120 * config/i386/i386.h (ix86_tune_indices): Likewise.
121 (TARGET_USE_VECTOR_FP_CONVERTS): New.
123 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
124 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
125 for FP to FP splitters.
127 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
129 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
132 2008-10-08 Jakub Jelinek <jakub@redhat.com>
136 PR rtl-optimization/37341
137 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
138 to ORIG_BB, pass through ORIG_BB recursively.
139 (cse_condition_code_reg): Adjust caller.
141 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
143 * sdbout.c (sdbout_one_type): Treat the value type
144 CONST_DECL for enumerals.
146 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
148 * config/i386/i386.md: Remove trailing white spaces.
150 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
152 PR rtl-optimization/37448
153 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
154 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
156 (struct output_info) [count]: Renamed total_created and made
158 (struct output_info) [size]: Renamed total_allocated and made
160 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
161 Properly keep track of desc->size.
162 (print_statistics, dump_alloc_pool_statistics): Enhance the
163 printing of statistics to print the number of elements and to use
166 2008-10-07 Jakub Jelinek <jakub@redhat.com>
169 * opts.h (CL_SAVE): Move up to flags range.
170 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
171 CL_COMMON): Renumber.
172 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
173 * opts.c (common_handle_option): Revert last change.
175 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
177 * config/i386/i386-protos.h (ix86_schedule): New.
179 * config/i386/i386.c (ix86_schedule): New.
180 (override_options): Add schedule to processor_alias_table. Set
181 ix86_schedule from the schedule field in processor_alias_table.
182 (ix86_function_specific_save): Save ix86_schedule.
183 (ix86_function_specific_restore): Restore ix86_schedule.
185 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
186 ix86_tune. Add none and remove i386, i486, pentium4, nocona
189 * config/i386/i386.opt: Add schedule.
191 * config/i386/ppro.md: Remove generic32.
193 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
196 * expr.c (count_type_elements): Handle ERROR_MARK.
198 2008-10-07 Jakub Jelinek <jakub@redhat.com>
203 * basic-block.h (struct edge_def): Add goto_block field.
204 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
205 one insn with locus corresponding to edge's goto_locus if !optimize.
206 * profile.c (branch_prob): Copy edge's goto_block.
207 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
209 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
210 locator in between the merged basic blocks if !optimize and needed.
211 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
212 goto_locus into RTL locator. For unconditional jump use that
213 locator for the jump insn.
214 (expand_gimple_cond): Convert goto_block and goto_locus into
215 RTL locator for all remaining edges. For unconditional jump
216 use that locator for the jump insn.
217 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
218 there is more than one edge or insn locator along the forwarding
219 edges and !optimize. If there is just one, set e->goto_locus.
220 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
222 (move_block_to_fn): Adjust edge's goto_block.
224 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
227 * expmed.c (expand_mult): Properly check DImode constant in
230 2008-10-07 Jakub Jelinek <jakub@redhat.com>
233 * dwarf2out.c (common_block_die_table): New variable.
234 (common_block_die_table_hash, common_block_die_table_eq): New
236 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
237 COMMON block in the current scope rather than globally. Optimize
238 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
239 DW_OP_addr SYMBOL_REF+off.
241 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
243 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
244 Return true for non-addressable GIMPLE operands.
246 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
249 * config/i386/i386.c (initial_ix86_tune_features): Remove
250 X86_TUNE_USE_BIT_TEST.
251 * config/i386/i386.h (ix86_tune_indices): Likewise.
252 (TARGET_USE_BIT_TEST): Removed.
254 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
256 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
258 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
260 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
261 (mul<mode>3_mul3): ... into this new template.
263 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
265 * gimplify.c (gimplify_arg): Add location argument. Use it.
266 (gimplify_call_expr): Pass location to gimplify_arg.
267 (gimplify_modify_expr_to_memcpy): Same.
268 (gimplify_modify_expr_to_memset): Same.
270 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
272 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
273 Update calls to build_unary_op and build_indirect_ref for location
276 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
279 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
280 * c-typeck.c (array_to_pointer_conversion): Pass location to
282 (function_to_pointer_conversion): Use error_at and warning_at.
283 (build_indirect_ref): Same.
284 (build_array_ref): Pass location to build_binary_op.
285 (parser_build_unary_op): Do not set location after calling
287 (build_unary_op): Add location argument. Use it throughout. Set
288 EXPR_LOCATION before returning new tree.
289 (build_modify_expr): Same.
290 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
292 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
293 build_indirect_ref, build_modify_expr.
294 (c_finish_omp_for): Same. Use error_at instead of error.
295 * c-common.c (c_common_truthvalue_conversion): Pass location to
297 (warn_for_div_by_zero): Add location argument.
298 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
299 build_unary_op, warn_for_div_by_zero.
300 * c-parser.c (c_parser_typeof_specifier): Use
301 protected_set_expr_location.
302 (c_parser_statement_after_labels): Same.
303 (c_parser_condition): Same.
304 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
305 (c_parser_conditional_expression): Use protected_set_expr_location.
306 (c_parser_unary_expression): Pass location to build_indirect_ref.
307 (c_parser_postfix_expression_after_primary): Pass location to
308 build_indirect_ref, build_unary_op.
309 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
311 2008-10-06 Joshua Kinard <kumba@gentoo.org>
313 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
314 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
315 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
317 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
318 (mips_issue_rate): Handle PROCESSOR_R10000.
319 * config/mips/mips.md (cpu): Add r10000.
321 * config/mips/10000.md: New file.
323 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
325 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
326 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
327 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
329 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
331 * config/darwin-protos.h (machopic_function_base_name): Delete.
332 (machopic_function_base_sym): Likewise.
333 (machopic_gen_offset): Declare.
334 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
335 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
336 * config/darwin.c (machopic_function_base_name): Delete.
337 (machopic_function_base_sym): Likewise.
338 (gen_pic_offset): Rename to...
339 (machopic_gen_offset): ...this and remove the pic_base argument.
340 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
341 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
342 crtl->uses_pic_offset_table.
343 (machopic_indirect_data_reference): Use new machopic_gen_offset
345 (machopic_legitimize_pic_address): Likewise.
346 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
348 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
349 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
350 * config/i386/i386.c (output_set_got): Likewise.
351 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
353 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
354 (legitimate_address_p): Likewise.
355 (output_pic_addr_const): Likewise.
356 (output_addr_const_extra): Likewise.
357 (ix86_delegitimize_address): Expect darwin_local_data_pic to
358 match an UNSPEC rather than a MINUS.
359 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
360 (builtin_setjmp_receiver): Use machopic_gen_offset.
361 * config/i386/predicates.md (pic_symbolic_operand): Handle
362 UNSPEC_MACHOPIC_OFFSET.
364 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
365 Use machopic_gen_offset and machopic_operand_p.
366 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
367 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
368 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
369 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
370 Set crtl->uses_pic_offset_table.
372 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
374 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
376 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
377 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
378 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
379 (constant_pool_expr_p): Use split_const and check the base.
380 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
382 (legitimate_constant_pool_address_p): Check toc_relative_p
383 instead of constant_pool_expr_p.
384 (print_operand_address): Always use output_addr_const for
385 constant pool addresses.
386 (rs6000_output_addr_const_extra): New function.
387 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
389 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
393 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
394 (mark_ref_live, mark_ref_dead): Use them.
395 (def_conflicts_with_inputs_p): Remove.
396 (mark_early_clobbers): New function.
397 (process_bb_node_lives): Call preprocess_constraints and
400 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
402 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
404 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
405 lib with -mthread switch.
407 2008-10-05 Dodji Seketeli <dodji@redhat.com>
410 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
411 function in two, making it call a new and reusable
412 dwarf2out_imported_module_or_decl() that takes the containing
413 BLOCK of the declaration in argument.
414 (dwarf2out_imported_module_or_decl_real): New function.
415 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
416 IMPORTED_DECL in account.
417 * tree.def: Added IMPORTED_DECL node type.
418 * tree.h: Added accessors for IMPORTED_DECL nodes.
419 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
421 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
423 * doc/gimple.texi: Fix some typos, wrap some long lines,
424 fix some broken wraps with continuations.
425 * tree-ssa-reassoc.c: Fix comment typos.
427 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
430 * pa.c (legitimize_pic_address): Force function labels to memory in
433 2008-10-04 Anton Blanchard <anton@samba.org>
435 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
436 (rs6000_split_atomic_op): Same.
437 (rs6000_split_compare_and_swap): Same.
438 (rs6000_split_compare_and_swapqhi): Same.
440 2008-10-04 Richard Guenther <rguenther@suse.de>
442 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
443 instead of pointer equality.
444 (vn_nary_op_eq): Likewise.
446 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
448 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
450 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
451 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
453 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
455 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
456 Revert previous change.
458 2008-10-03 Tom Tromey <tromey@redhat.com>
460 * stringpool.c (ggc_alloc_string): Terminate string.
462 2008-10-03 Jakub Jelinek <jakub@redhat.com>
464 * gimplify.c (gimplify_function_tree): For -finstrument-functions
465 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
466 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
469 * gimplify.c (declare_vars): Use gimple_bind_block instead of
472 2008-10-03 Pascal Obry <obry@adacore.com>
474 * gcov.c (create_file_names): Properly handle UNIX and DOS
475 directory separators.
476 (make_gcov_file_name): Likewise + convert the ':' DOS drive
477 separator to '~' to ensure clean filenames on Windows.
479 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
481 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
482 Add a null terminator to the stripped name.
484 2008-10-02 David Edelsohn <edelsohn@gnu.org>
486 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
487 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
488 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
489 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
490 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
491 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
494 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
496 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
498 2008-10-02 Richard Guenther <rguenther@suse.de>
501 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
502 and VECTOR_TYPE recurse with useless_type_conversion_p which
503 properly handles void pointer conversion.
505 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
508 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
509 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
511 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
513 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
514 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
515 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
516 they translate to non builtins.
517 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
518 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
519 __builtin_vec_promote, __builtin_vec_extract, and
520 __builtin_vec_insert.
521 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
522 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
523 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
524 * config/rs6000/altivec.h (vec_extract): Define
525 (vec_insert): Define.
526 (vec_splats): Define.
527 (vec_promote): Define.
529 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
530 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
531 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
533 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
535 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
536 prototype. Add new parameter, blk.
537 Use BLKmode for the MEM if blk is true.
538 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
539 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
540 ALTIVEC_BUILTIN_STVRXL.
541 Update usage of altivec_expand_lv_builtin.
542 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
543 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
544 (altivec_init_builtins): If compiling for the Cell, also define the
546 * config/rs6000/rs6000.h (rs6000_builtins): Define
547 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
548 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
549 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
550 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
551 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
552 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
553 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
554 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
555 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
556 UNSPEC_STVRX, and UNSPEC_STVRXL.
557 (altivec_lvlx): New pattern.
558 (altivec_lvlxl): New pattern.
559 (altivec_lvrx): New pattern.
560 (altivec_lvrxl): New pattern.
561 (altivec_stvlx): New pattern.
562 (altivec_stvlxl): New pattern.
563 (altivec_stvrx): New pattern.
564 (altivec_stvrxl): New pattern.
565 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
566 (vec_lvlxl): Likewise.
567 (vec_lvrx): Define if PPU is defined.
568 (vec_lvrxl): Likewise.
569 (vec_stvlx): Define if PPU is defined.
570 (vec_stvlxl): Likewise.
571 (vec_stvrx): Define if PPU is defined.
572 (vec_stvrxl): Likewise.
574 2008-10-01 Geert Bosch <bosch@adacore.com>
576 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
578 2008-10-01 Richard Guenther <rguenther@suse.de>
580 PR tree-optimization/37617
581 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
582 do not add to the NEW_SETS.
584 2008-10-01 Richard Guenther <rguenther@suse.de>
587 * tree-vrp.c (execute_vrp): If we optimized away the default
588 case make sure to promote the label that got in place of it
589 to a default case label.
591 2008-10-01 Richard Henderson <rth@redhat.com>
594 * tree-complex.c (set_component_ssa_name): Don't optimize
595 is_gimple_min_invariant values with ssa_names in abnormal phis.
597 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
599 PR tree-optimization/37662
600 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
601 commutative binary operation if they are in the wrong order and
602 fold_build2 produces non-GIMPLE.
604 2008-09-30 Jakub Jelinek <jakub@redhat.com>
606 PR tree-optimization/37662
607 PR tree-optimization/37663
608 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
609 get_value_range with non-SSA_NAME. Don't assert operands have been
610 folded, instead just bail out.
612 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
614 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
616 2008-09-30 Richard Guenther <rguenther@suse.de>
619 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
620 build restrict-qualified pointers.
621 (vectorizable_store): Move alias check later.
622 (vectorizable_load): Likewise.
624 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
626 * c-common.c (empty_if_body_warning): Remove.
627 * c-common.h (empty_if_body_warning): Remove.
628 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
629 here the -Wempty-body warning for `if' and `else' statements.
630 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
632 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
634 * config/i386/i386.opt: Add msse2avx.
636 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
637 * config/i386/linux64.h (ASM_SPEC): Likewise.
639 * doc/invoke.texi: Document -msse2avx.
641 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
643 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
645 2008-09-29 Joseph Myers <joseph@codesourcery.com>
647 * ifcvt.c (noce_emit_store_flag): If using condition from original
648 jump, reverse it if if_info->cond was reversed.
650 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
652 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
653 non-constant memory if it cannot be forced to constant memory.
654 Overhaul surrounding code and factor out common condition.
656 2008-09-29 Jeff Law <law@redhat.com>
658 * reload1.c (alter_reg): Add missing curly braces.
660 2008-09-29 Michael J. Eager <eager@eagercon.com>
662 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
664 * config/rs6000/rs6000.c (rs6000_override_options): Move
665 rs6000_init_hard_regno_mode_ok after all options changed.
666 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
667 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
668 -msimple-fpu flags. Add warning messages if single FP not configured.
669 (rs6000_file_start): Output gnu_attribute for single-float.
670 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
671 (rs6000_legitimize_address): Likewise.
672 (rs6000_legitimize_reload_address): Likewise.
673 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
675 (function_arg_advance): Likewise (partial conversion).
676 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
677 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
679 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
680 (rs6000_emit_prologue): Likewise.
681 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
683 (rs6000_libcall_value): Likewise.
684 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
685 (TARGET_DOUBLE_FLOAT): New default to 1
686 (TARGET_SIMPLE_FPU): New default to 0
687 (TARGET_SINGLE_FPU): New default to 0
688 (TARGET_SINGLE_FLOAT_MODE): New.
689 (TARGET_DOUBLE_FLOAT_MODE): New.
690 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
691 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
693 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
694 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
695 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
696 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
697 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
698 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
699 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
700 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
701 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
702 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
703 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
704 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
705 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
706 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
707 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
708 cmptf_internal1, *cmptf_internal2): Condition on
710 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
711 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
712 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
713 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
714 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
715 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
717 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
718 * config/rs6000/rs6000.opt (-msingle-float): New.
719 (-mdouble-float): New.
721 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
722 -msingle-float, -mdouble-float, -msimple-fpu options.
723 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
724 _SOFT_DOUBLE for -msingle-float.
725 * config.gcc: New config for target=powerpc-xilinx-eabi.
727 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
729 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
731 (new_scop): Take entry and exit edge to define new SCoP.
732 (sd_region_p): New structure used during SCoP detection.
733 (move_scops): Delete.
734 (move_sd_regions): New.
735 (scopdet_info): Change the definition from edges back to basic_blocks.
736 (scopdet_edge_info): Work on basic_blocks and rename to
737 scopdet_basic_block_info.
738 (split_difficult_bb): At the moment removed. We should later
739 add it at another place.
740 (build_scops_1): Work on basic_blocks.
741 (bb_in_sd_region): New.
742 (find_single_entry_edge): New.
743 (find_single_exit_edge): New.
744 (create_single_entry_edge): New.
745 (sd_region_without_exit): New.
746 (create_single_exit_edge): New.
747 (unmark_exit_edges): New.
748 (mark_exit_edges): New.
749 (create_sese_edges): New.
750 (build_graphite_scops): New.
751 (build_scops): Make SCoPs SESE.
752 (limit_scops): Use the new functions.
754 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
756 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
758 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
761 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
762 address to a register before taking the lower part.
764 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
766 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
769 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
770 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
773 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
774 the newly created variable.
775 Create a VECTOR_CST of all 1s for vector types.
777 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
780 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
782 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
784 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
785 order to convert between modes.
786 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
788 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
790 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
793 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
796 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
800 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
802 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
803 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
804 them to yield false with MIPS16.
806 2008-09-26 Jakub Jelinek <jakub@redhat.com>
809 * dwarf2out.c (tls_mem_loc_descriptor): New function.
810 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
811 mem_loc_descriptor failed. Accept UNSPEC.
812 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
813 fail if one of the loc_descriptor calls for pieces failed.
814 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
815 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
816 if loc_descriptor_from_tree_1 on offset failed.
819 * opts.c (common_handle_option): Don't call print_specific_help with
820 CL_SAVE as first argument.
822 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
823 Steve Ellcey <sje@cup.hp.com>
825 * configure: Regenerate for new libtool.
828 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
830 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
831 alias set on MEM when saving stack pointer.
832 * config/rs6000/rs6000.md (allocate_stack): Likewise
834 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
836 PR tree-optimization/37574
837 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
838 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
839 instead of vector_type for constants. Take computation out of loop.
840 (vect_get_vec_def_for_operand): Use only vectype for constant case,
841 and use only vector_type for invariant case.
842 (get_initial_def_for_reduction): Use vectype instead of vector_type.
844 2008-09-25 Jakub Jelinek <jakub@redhat.com>
847 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
848 the decl is a VAR_DECL or FUNCTION_DECL.
850 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
853 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
854 (mark_ref_live, mark_ref_dead): Use them.
855 (def_conflicts_with_inputs_p): Remove.
856 (mark_early_clobbers): New function.
857 (process_bb_node_lives): Call preprocess_constraints and
860 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
862 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
865 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
866 (ira_compress_allocno_live_ranges): New prototype.
868 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
869 (coalesced_allocnos_living_at_program_points): New.
870 (coalesced_allocnos_live_at_points_p,
871 set_coalesced_allocnos_live_points): New functions.
872 (coalesce_spill_slots): Rewrite.
874 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
875 ira_compress_allocno_live_ranges): New functions.
877 * ira-build.c (ira_flattening): Call
878 ira_compress_allocno_live_ranges.
881 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
883 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
886 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
888 * combine.c (make_compound_operation): Handle the 'E' format.
889 (count_rtxs): Likewise.
890 (update_table_tick): Likewise.
891 (get_last_value_validate): Likewise.
893 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
895 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
897 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
899 * matrix-reorg.c (transform_allocation_sites): Initializers
900 added to avoid the warning.
902 2008-09-25 Martin Jambor <mjambor@suse.cz>
904 * cgraph.c (free_nodes): New variable.
905 (NEXT_FREE_NODE): New macro.
906 (cgraph_create_node): Reuse nodes from the free list. Do not
907 update uid if doing so.
908 (cgraph_remove_node): Add the node to the free list.
910 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
912 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
914 2008-09-24 Richard Henderson <rth@redhat.com>
916 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
917 * unwind-dw2.c (execute_stack_op): Handle it.
919 2008-09-24 David Edelsohn <edelsohn@gnu.org>
922 2008-09-24 Michael J. Eager <eager@eagercon.com>
924 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
926 * c-common.c (fname_decl): New location argument.
927 * c-common.h (fname_decl): Same.
928 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
930 (c_parser_typeof_specifier): Same.
931 (c_parser_parms_list_declarator): Same.
932 (c_parser_asm_string_literal): Same.
933 (c_parser_compound_statement_nostart): Same.
934 (c_parser_label): Same.
935 (c_parser_do_statement): Same.
936 (c_parser_asm_statement): Same.
937 (c_parser_unary_expression): Same.
938 (c_parser_sizeof_expression): Same.
939 (c_parser_postfix_expression): Same.
940 (c_parser_pragma): Same.
941 (c_parser_omp_clause_collapse): Same.
942 (c_parser_omp_clause_num_threads): Same.
943 (c_parser_omp_clause_schedule): Same.
944 (c_parser_omp_all_clauses): Same.
945 (c_parser_omp_sections_scope): Same.
946 (c_parser_omp_for_loop): Same. Pass condition's location to
947 c_objc_common_truthvalue_conversion.
948 (c_parser_enum_specifier): Remove comment.
950 2008-09-24 Michael J. Eager <eager@eagercon.com>
952 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
954 * config/rs6000/rs6000.c (rs6000_override_options): Move
955 rs6000_init_hard_regno_mode_ok after all options changed.
956 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
957 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
958 -msimple-fpu flags. Add warning messages if single FP not configured.
959 (rs6000_file_start): Output gnu_attribute for single-float.
960 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
961 (rs6000_legitimize_address): Likewise.
962 (rs6000_legitimize_reload_address): Likewise.
963 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
965 (function_arg_advance): Likewise.
966 (function_arg): Likewise.
967 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
968 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
970 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
971 (rs6000_emit_prologue): Likewise.
972 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
974 (rs6000_libcall_value): Likewise.
975 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
976 (TARGET_DOUBLE_FLOAT): New default to 1
977 (TARGET_SIMPLE_FPU): New default to 0
978 (TARGET_SINGLE_FPU): New default to 0
979 (TARGET_SINGLE_FLOAT_MODE): New.
980 (TARGET_DOUBLE_FLOAT_MODE): New.
981 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
982 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
984 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
985 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
986 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
987 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
988 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
989 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
990 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
991 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
992 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
993 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
994 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
995 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
996 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
997 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
998 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
999 cmptf_internal1, *cmptf_internal2): Condition on
1000 TARGET_DOUBLE_FLOAT.
1001 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
1002 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
1003 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
1004 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
1005 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
1006 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
1007 TARGET_SINGLE_FLOAT.
1008 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
1009 * config/rs6000/rs6000.opt (-msingle-float): New.
1010 (-mdouble-float): New.
1011 (-msimple-fpu): New.
1012 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
1013 -msingle-float, -mdouble-float, -msimple-fpu options.
1014 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
1015 _SOFT_DOUBLE for -msingle-float.
1016 * config.gcc: New config for target=powerpc-xilinx-eabi.
1018 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
1020 * config/sparc/constraints.md: New file.
1021 * config/sparc/sparc.md: Include it.
1022 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
1023 (sparc_extra_constraint_check): Delete.
1024 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
1025 (memory_ok_for_ldd): New predicate.
1026 (sparc_extra_constraint_check): Delete.
1027 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
1028 (CONST_OK_FOR_LETTER_P): Likewise.
1029 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
1030 (EXTRA_CONSTRAINT): Likewise.
1032 2008-08-23 Steve Ellcey <sje@cup.hp.com>
1034 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
1036 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
1038 * alias.c (find_base_value): Use FIND_BASE_TERM.
1039 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
1041 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
1043 * config/i386/i386.c: Include cselib.h.
1044 (ix86_pic_register_p): New function.
1045 (ix86_delegitimize_address): Use it to check for the PIC register.
1047 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
1049 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
1050 * config/i386/i386.c (ix86_find_base_term): Don't check for
1051 SYMBOL_REF and LABEL_REF.
1053 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
1055 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
1056 constant PLUS in a CONST.
1058 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
1060 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
1061 check for sibcall support for w64.
1063 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
1065 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
1067 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
1069 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
1070 parser_build_binary_op.
1071 * c-decl.c (build_enumerator): Pass location to build_binary_op.
1072 * c-typeck.c (build_array_ref): Same.
1073 (parser_build_unary_op): New location argument.
1074 (pointer_diff): Pass location to build_binary_op,
1075 c_objc_common_truthvalue_conversion.
1076 (build_modify_expr): Same.
1077 (build_unary_op): New location argument.
1078 (build_binary_op): New location argument.
1079 (c_objc_common_truthvalue_conversion): Pass location to
1080 c_*common_truthvalue_conversion.
1081 * c-convert.c (convert): Same.
1082 * c-common.c (binary_op_error): New location argument.
1083 (pointer_int_sum): Pass location to build_binary_op.
1084 (c_common_truthvalue_conversion): New location argument.
1085 (warn_for_sign_compare): Same.
1086 * c-common.h: Add location argument to c_common_truthvalue_conversion,
1087 binary_op_error, build_binary_op, warn_for_sign_compare.
1088 * c-parser.c (c_parser_condition): Pass location to
1089 c_*common_truthvalue_conversion.
1090 (c_parser_conditional_expression): Save condition's location and pass
1092 (c_parser_binary_expression): Same, but for the binary operator's
1094 (c_parser_omp_for_loop): Pass location to
1095 c_objc_common_truthvalue_conversion.
1097 2008-09-23 Martin Jambor <mjambor@suse.cz>
1099 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
1100 (cgraph_node_remove_callees): New temporary f. Hold the next item
1102 (cgraph_node_remove_callers): Likewise.
1104 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
1105 (ipa_node_removal_hook): Likewise.
1107 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
1108 gimple_call_copy_skip_args and moved to the gimple_call section.
1109 * gimple.c (gimple_copy_call_skip_args): Renamed to
1110 gimple_call_copy_skip_args. Changed al users.
1112 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
1114 * ira-color.c (start_allocno_priorities): Rename to
1115 setup_allocno_priorities. Use costs and
1116 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
1117 range lengths. Get rid off doubles.
1118 (ira_fast_allocations): Call start_allocno_priorities.
1120 2008-09-22 David Daney <ddaney@avtrex.com>
1123 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
1124 register if TARGET_LONG_CALLS.
1126 2008-09-22 Richard Guenther <rguenther@suse.de>
1128 PR tree-optimization/37145
1129 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
1130 value-numbering union accesses with their offset and size only.
1131 (visit_reference_op_load): Fix simplification of inserted conversions.
1132 * tree-ssa-pre.c (find_or_generate_expression): Do not
1133 recursively generate expressions if running FRE.
1135 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
1137 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
1138 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
1141 2008-09-22 Richard Guenther <rguenther@suse.de>
1143 PR tree-optimization/37145
1144 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
1145 (phi_translate_1): Constant fold references.
1147 2008-09-22 Ira Rosen <irar@il.ibm.com>
1149 PR tree-optimization/37482
1150 * tree-vectorizer.h (struct _slp_instance): Add new field.
1151 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
1152 (get_earlier_stmt): New function.
1153 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
1155 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
1156 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
1157 asserts that GSI points to the scalar statement being vectorized.
1158 Set new statement location according to GSI.
1159 (vect_schedule_slp_instance): Use GSI of
1160 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
1162 2008-09-21 Jan Hubicka <jh@suse.cz>
1164 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
1165 (ipcp_insert_stage): Update dead_nodes bitmap.
1167 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
1170 * config/i386/t-cygming (SHLIB_LC): Remove.
1171 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
1172 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
1174 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
1178 * final.c (mark_symbol_ref_as_used): New helper function.
1179 (output_operand): Instead of just looking inside MEMs for
1180 SYMBOL_REFs, use new helper function and for_each_rtx.
1181 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
1182 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
1183 Make head comment more general.
1184 * config/darwin.c (machopic_output_indirection): Handle weak
1185 references here, like in assemble_external.
1187 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
1189 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
1190 (sparc_emit_float_lib_cmp): Change return type.
1191 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
1192 (gen_compare_operator): New function.
1193 (sparc_emit_float_lib_cmp): Return the new operator to be used in
1194 the comparison sequence. Minor tweaks.
1195 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
1196 that the final operator and the result of sparc_emit_float_lib_cmp
1197 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
1198 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
1199 buneq, bunge, bunle, bltgt): Assert that the final operator and the
1200 result of sparc_emit_float_lib_cmp match for software TFmode.
1201 (movqicc, movhicc, movsicc, movdicc): Merge into...
1202 (mov<I:mode>cc): ...this.
1203 (movsfcc, movdfcc, movtfcc): Merge into...
1204 (mov<F:mode>cc): ...this.
1205 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
1207 (mov<I:mode>_cc_v9): ...this.
1208 (movdi_cc_sp64_trunc): Delete.
1209 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
1210 movdi_cc_reg_sp64): Merge into...
1211 (mov<I:mode>_cc_reg_sp64): ...this.
1212 (movsf_cc_sp64): Rename into...
1213 (movsf_cc_v9): ...this.
1214 (movdf_cc_sp64): Rename into...
1215 (movdf_cc_v9): ...this.
1216 (movtf_cc_hq_sp64): Rename into...
1217 (movtf_cc_hq_v9): ...this.
1218 (movtf_cc_sp64): Rename into...
1219 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
1221 2008-09-21 Diego Novillo <dnovillo@google.com>
1223 * doc/gccint.texi: Include generic.texi and gimple.texi.
1225 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
1226 (GIMPLE): Move to gimple.texi.
1227 (Annotations): Remove references to to stmt_ann_t and
1229 (SSA Operands): Rename from 'Statement Operands'.
1230 * doc/generic.texi: New.
1231 * doc/gimple.texi: New.
1232 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
1233 * Makefile.in (TEXI_GCCINT_FILES):
1234 * gimple.c (gimple_copy_call_skip_args): Rename from
1235 giple_copy_call_skip_args. Update all users.
1236 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
1238 2008-09-21 Ira Rosen <irar@il.ibm.com>
1240 PR tree-optimization/37539
1241 * tree-vect-transform.c (vect_transform_strided_load): Save vector
1242 statement in related statement field only for the first load of the
1243 group of loads with the same data reference.
1245 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
1247 * config/mips/mips.h (TUNE_OCTEON): New macro.
1248 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
1249 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
1250 * config/mips/octeon.md: New file.
1251 * config/mips/mips.md: Include octeon.md. Restore
1252 semi-alphabetical order of include files.
1254 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
1257 * config/i386/i386.md (*jcc_fused_1): Removed.
1258 (*jcc_fused_2): Likewise.
1259 (*jcc_fused_3): Likewise.
1260 (*jcc_fused_4): Likewise.
1262 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
1264 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
1265 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
1266 * target.h (gcc_target): Add ira_cover_classes.
1267 * ira.c: Remove IRA_COVER_CLASSES guards.
1268 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
1269 instead of IRA_COVER_CLASSES.
1270 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
1271 (setup_class_translate): Likewise.
1272 (setup_reg_class_intersect_union): Likewise.
1273 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
1274 test of targetm.ira_cover_classes.
1275 * opts.c (decode_options): Use targetm.ira_cover_classes instead
1276 of IRA_COVER_CLASSES.
1277 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
1278 (TARGET_INITIALIZER): Include it.
1279 * targhooks.h (default_ira_cover_classes): Declare.
1280 * targhooks.c (default_ira_cover_classes): New function.
1282 2008-09-19 Bob Wilson <bob.wilson@acm.org>
1284 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
1286 2008-09-19 Ian Lance Taylor <iant@google.com>
1288 * varasm.c (narrowing_initializer_constant_valid_p): Return
1289 NULL_TREE if ENDTYPE is not an integer.
1291 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1294 * tree-ssa.c (execute_update_addresses_taken): Also update
1295 DECL_GIMPLE_REG_P for vector and complex types.
1297 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
1298 Jan Hubicka <jh@suse.cz>
1301 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
1302 empty before freeing them.
1303 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
1305 2008-09-18 Bob Wilson <bob.wilson@acm.org>
1307 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
1308 * config/xtensa/predicates.md (tls_symbol_operand): New.
1309 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
1310 (TARGET_CANNOT_FORCE_MEM): Define.
1311 (xtensa_tls_symbol_p): New.
1312 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
1313 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
1314 (xtensa_tls_module_base): New.
1315 (xtensa_call_tls_desc): New.
1316 (xtensa_legitimize_tls_address): New.
1317 (xtensa_legitimize_address): Handle TLS symbols.
1318 (xtensa_tls_referenced_p_1): New.
1319 (xtensa_tls_referenced_p): New.
1320 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
1322 (XTENSA_BUILTIN_THREAD_POINTER): New.
1323 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
1324 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
1325 builtin. Add declarations for __builtin_thread_pointer and
1326 __builtin_set_thread_pointer.
1327 (xtensa_fold_builtin): Recognize new builtins.
1328 (xtensa_expand_builtin): Expand new builtins.
1329 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
1330 (TARGET_THREADPTR): Define.
1331 (HAVE_AS_TLS): Define default value.
1332 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
1333 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
1334 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
1335 (UNSPECV_SET_TP): New.
1336 (sym_TPOFF, sym_DTPOFF): New.
1337 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
1338 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
1339 * configure: Regenerated.
1341 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
1344 * config/ia64/ia64.c (ia64_optimization_options): Move
1345 checking and setting flag_schedule_insns_after_reload and
1346 ia64_flag_schedule_insns2 back to ...
1347 (ia64_override_options): Here.
1349 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
1352 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
1353 zero extend count after the correction to it is done.
1354 (doloop_optimize): Update call to doloop_modify, don't zero extend
1357 2008-09-18 Martin Jambor <mjambor@suse.cz>
1359 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
1361 * ipa-prop.c: Correct comments.
1362 * ipa-prop.h: Likewise.
1364 2008-09-18 Jan Hubicka <jh@suse.cz>
1367 * ipa-reference.c (ipa_reference_local_vars_info_d,
1368 ipa_reference_global_vars_info_d,
1369 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
1370 ipa_reference_vars_info_t): Move here from ipa-reference.h
1371 (node_duplication_hook_holder, node_removal_hook_holder): New.
1372 (get_reference_vars_info_from_cgraph): Rename to ...
1373 (get_reference_vars_info): ... this one, use cgraph uids.
1374 (get_local_reference_vars_info, get_global_reference_vars_info):
1375 Use cgraph instead of decl.
1376 (ipa_reference_get_read_local, ipa_reference_get_written_local):
1378 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
1379 ipa_reference_get_written_global,
1380 ipa_reference_get_not_written_global): Use cgraph argument.
1381 (check_call): Simplify avail check.
1382 (scan_stmt_for_static_refs): Update.
1383 (propagate_bits): Update.
1384 (merge_callee_local_info): Remove.
1385 (init_function_info): Use cgraph nodes.
1386 (clean_function_local_data): Break out from ...
1387 (clean_function): ... here.
1388 (copy_local_bitmap, copy_global_bitmap): New functions.
1389 (duplicate_node_data, remove_node_data): New functions.
1390 (generate_summary): Register hooks; use visibility instead of
1392 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
1393 * ipa-reference.h (ipa_reference_local_vars_info_d,
1394 ipa_reference_global_vars_info_d,
1395 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
1396 ipa_reference_vars_info_t): Move to ipa-reference.c
1397 (ipa_reference_get_read_local, ipa_reference_get_written_local):
1399 (ipa_reference_get_read_global, ipa_reference_get_written_global,
1400 ipa_reference_get_not_read_global,
1401 ipa_reference_get_not_written_global): Update prototype.
1402 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
1403 (init_state): Remove.
1404 (node_duplication_hook_holder, node_removal_hook_holder): New.
1405 (get_function_state, set_function_state): Use VECtor.
1406 (analyze_function): Check body availability.
1407 (add_new_function): Likewise.
1408 (duplicate_node_data, remove_node_data): New.
1409 (generate_summary): Register hooks; do not care about clones.
1410 (propafate): Do not care about clones; recursive functions are
1412 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
1413 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
1414 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
1416 * tree-flow.h (function_ann_d): Remove reference_vars_info.
1417 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
1418 Update call of ipa-reference accesors.
1420 2008-09-18 Simon Baldwin <simonb@google.com>
1422 * c-opts.c (c_common_handle_option): Add handling for
1423 -Wbuiltin-macro-redefined command line option.
1424 * c.opt: Added builtin-macro-redefined option.
1425 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
1428 2008-09-18 Richard Guenther <rguenther@suse.de>
1430 PR tree-optimization/37258
1431 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
1432 and signedness for integral types.
1433 (vn_phi_eq): Require compatible types.
1435 2008-09-18 Jakub Jelinek <jakub@redhat.com>
1438 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
1439 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
1441 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
1442 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
1443 ggc_free other TREE_LIST nodes from that chain.
1444 * function.c (instantiate_decls): Instantiate also DECL_RTL
1445 of vars in cfun->local_decls, free that list afterwards.
1447 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
1449 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
1450 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
1452 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
1454 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
1455 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
1457 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
1459 PR tree-optimization/37102
1460 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
1461 from a node. Check to see if another PHI is dead.
1462 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
1463 remove real PHIs which have no uses.
1464 (rewrite_out_of_ssa): Call eliminate_useless_phis.
1466 2008-09-18 Richard Guenther <rguenther@suse.de>
1469 * tree-cfg.c (remove_useless_stmts_1): Remove
1470 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
1472 2008-09-18 Nick Clifton <nickc@redhat.com>
1474 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
1475 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
1476 to frv_secondary_reload_class.
1477 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1478 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
1479 (frv_secondary_reload_class): Omit unused parameter.
1480 (frv_secondary_reload): New function. Handle the case when
1481 secondary_reload_class() is called before the reload_(in|out)
1482 _optabs have been initialised.
1483 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
1485 * config/frv/frv.md: Define an exclusion set between fr550_m0
1488 2008-09-18 Richard Guenther <rguenther@suse.de>
1490 PR tree-optimization/37456
1491 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
1492 want to insert after ends a BB insert on the single fallthru
1495 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
1497 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
1498 Mention -march=z9-109, z9-ec and z10.
1500 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
1502 PR rtl-optimization/37544
1503 * regrename.c (maybe_mode_change): Exit early when copy_mode
1504 is narrower than orig_mode and narrower than new_mode.
1506 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
1509 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
1511 * sched-rgn.c (ref_counts): Remove.
1512 (insn_referenced): New static variable.
1513 (INSN_REF_COUNT): Remove.
1514 (sched_run_compute_dependencies): Use insn_referenced instead of
1516 (add_branch_dependences): Likewise. Delete dead assignment.
1518 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
1520 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
1521 consumer is an asm. Add comment why this is important.
1522 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
1523 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
1525 2008-09-17 Joseph Myers <joseph@codesourcery.com>
1527 * expr.c (emit_group_store): Do not shift before moving via a
1530 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
1532 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
1533 from aggregate to non-aggregate type if the bit pattern is not fully
1534 preserved afterwards.
1536 2008-09-17 Richard Guenther <rguenther@suse.de>
1538 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
1539 (verify_gimple_assign): ... this. Split into ...
1540 (verify_gimple_assign_unary): ... this,
1541 (verify_gimple_assign_binary): ... that,
1542 (verify_gimple_assign_single): ... and this.
1543 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
1544 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
1545 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
1546 (verify_types_in_gimple_reference): Be forgiving with
1548 (verify_gimple_phi): Deal with virtual operands.
1550 * tree.def (PREDICT_EXPR): Change to tcc_expression.
1552 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
1554 * tree.c (get_callee_fndecl): Don't call the language hook.
1555 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
1556 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
1557 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
1559 2008-09-17 Jakub Jelinek <jakub@redhat.com>
1561 * tree.c (protected_set_expr_location): Don't unnecessarily
1562 check for error_mark_node.
1564 2008-09-17 Art Haas <ahaas@impactweather.com>
1566 * ipa-reference.c (analyze_function): Declare step only if
1567 ENABLE_CHECKING is defined.
1569 2008-09-17 Jan Hubicka <jh@suse.cz>
1572 * tree.h (DECL_INLINE): remove.
1573 (DECL_DECLARED_INLINE_P): Update docs.
1574 (DECL_NO_INLINE_WARNING_P): new.
1575 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
1576 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
1578 2008-09-17 Jakub Jelinek <jakub@redhat.com>
1579 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1582 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
1585 2008-09-17 Jan Hubicka <jh@suse.cz>
1587 * ipa-reference.c (ipa_obstack): Remove.
1588 (local_info_obstack, global_info_obstack): New.
1589 (add_static_var): We now handle variables only.
1590 (mark_address_taken, mark_load, mark_store): New functions based on ...
1591 (check_operand): ... remove.
1592 (get_asm_stmt_operands): Rename to ...
1593 (check_asm_memory_clobber): ... this. Look only for memory clobber.
1594 (scan_stmt_for_static_refs): Rewrite.
1595 (scan_op_for_static_refs): Rename to ...
1596 (scan_initializer_for_static_refs): do not look for VAR_DECL
1597 initializers; stop recursion on types and decls.
1598 (ipa_init): Use proper obstacks.
1599 (analyze_variable): Use scan_initializer_for_static_refs.
1600 (init_function_info): Use local obstack.
1601 (analyze_function): Simplify.
1602 (add_new_function): We don't need visited_nodes obstack.
1603 (generate_summary): Use proper obstacks; cleanup after propagation.
1605 2008-09-17 Richard Guenther <rguenther@suse.de>
1608 PR tree-optimization/37491
1609 * alias.c (get_alias_set): Use the canonical type.
1610 * tree-vect-transform.c (vectorizable_store): Use the type of
1611 the lhs for the vector type. Adjust checking.
1612 (vectorizable_load): Adjust checking.
1614 2008-09-16 Jakub Jelinek <jakub@redhat.com>
1615 Adam Nemet <anemet@caviumnetworks.com>
1617 PR rtl-optimization/37483
1618 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
1619 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
1620 Rearrange code to better match the original comment. Check
1621 t_unconditional first. Improve comment.
1623 2008-09-16 Jakub Jelinek <jakub@redhat.com>
1626 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
1627 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
1630 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
1631 GIMPLE_TRY if cleanup sequence is empty.
1633 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
1636 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
1637 eliminate IV if the cost are the same.
1639 2008-09-16 Richard Guenther <rguenther@suse.de>
1642 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
1645 2008-09-16 Richard Guenther <rguenther@suse.de>
1647 PR tree-optimization/37508
1648 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
1650 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
1652 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
1654 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1656 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
1657 use gen_floatdidf2 directly.
1658 (floatunssidf2): Likewise.
1659 (floatsidf_ppc64_mfpgpr): Remove.
1660 (floatsidf_ppc64): Remove.
1661 (floatunssidf_ppc64): Remove.
1663 2008-09-15 Jakub Jelinek <jakub@redhat.com>
1665 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
1666 rather than update_cost_queue.
1668 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
1669 in every call starting with the second one, instead of only when
1670 alias_bitmap_obstack.elements != NULL.
1672 * tree-predcom.c (filter_suitable_components): Free all refs in
1673 act->refs vector before calling release_component.
1674 (add_ref_to_chain): Free ref if not adding it to chain->refs.
1676 * tree-data-ref.c (free_subscripts): Free all subscript objects.
1678 * tree-loop-linear.c (linear_transform_loops): Initialize
1679 lambda_obstack only after calling perfect_loop_nest_depth.
1680 Goto free_and_continue instead of just continue for later failures.
1683 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
1686 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
1688 2008-09-14 Andreas Schwab <schwab@suse.de>
1690 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
1692 2008-09-14 Jan Hubicka <jh@suse.cz>
1694 * invoke.texi (-fconserve-stack): Document.
1695 * opts.c (decode_options): Handle conserve_stack.
1696 * common.opt (fconvserve_stack): New.
1698 2008-09-14 David Edelsohn <edelsohn@gnu.org>
1700 * config.host: Add x-aix to host_xmake_file.
1701 * config/rs6000/t-aix52: Do not override LDFLAGS.
1702 * config/rs6000/x-aix: New file.
1704 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
1710 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
1711 is not recognized as a valid register usage. Allow REG_X to be used
1713 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
1714 forces a reload when using a base register.
1716 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
1718 * config/i386/cygming-crtend.c (register_frame_ctor): If
1719 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
1720 directly with atexit.
1721 (deregister_frame_ctor): Rename to ...
1722 (deregister_frame_dtor): Use to call __gcc_deregister_frame
1723 if !DEFAULT_USE_CXA_ATEXIT.
1725 2008-09-13 Jan Hubicka <jh@suse.cz>
1727 * cgraph.c: Include value-prof.h
1728 * Makefile.in (cgraph.o): Add value-prof.h dependency.
1730 2008-09-13 Jan Hubicka <jh@suse.cz>
1733 * tree-profile.c (add_abnormal_goto_call_edges): New function.
1734 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
1735 tree_gen_one_value_profiler, tree_gen_average_profiler,
1736 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
1738 2008-09-13 Jan Hubicka <jh@suse.cz>
1740 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
1741 too many bytes on misalligned blocks.
1743 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1745 * doc/cfg.texi: Fix some typos.
1746 * doc/extend.texi: Likewise.
1747 * doc/install.texi: Likewise.
1748 * doc/invoke.texi: Likewise.
1749 * doc/rtl.texi: Likewise.
1750 * doc/tree-ssa.texi: Likewise.
1752 2008-09-13 Richard Guenther <rguenther@suse.de>
1755 * tree-nested.c (finalize_nesting_tree_1): Generate valid
1756 gimple stores for memory rhs.
1758 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
1760 PR rtl-optimization/37489
1761 * cse.c (fold_rtx): Don't return const_true_rtx for float
1762 compare if FLOAT_STORE_FLAG_VALUE is undefined.
1764 2008-09-13 Jan Hubicka <jh@suse.cz>
1766 PR tree-optimization/37392
1767 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
1769 2008-09-13 Martin Jambor <mjambor@suse.cz>
1770 Jan Hubicka <jh@suse.cz>
1772 * cgraph.c (free_edges): New variable.
1773 (NEXT_FREE_EDGE): New macro.
1774 (cgraph_free_edge): New function.
1775 (cgraph_remove_edge): Call cgraph_remove_edge_1.
1776 (cgraph_node_remove_callees): Likewise.
1777 (cgraph_node_remove_callers): Likewise.
1778 (cgraph_create_edge): Reuse edges from the free list. Do not
1779 update uid if doing so.
1780 (cgraph_remove_*_hook): Add free call.
1782 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
1784 * ira-color.c (conflict_allocno_vec): Delete.
1785 (update_cost_queue_elem): New structure.
1786 (update_cost_queue): New variable.
1787 (update_cost_queue_tail): Likewise.
1788 (update_cost_queue_elems): Likewise.
1789 (allocno_update_cost_check): Delete.
1790 (initiate_cost_update): Allocate update_cost_queue_elems
1791 instead of allocno_update_cost_check.
1792 (finish_cost_update): Update the free()s accordingly.
1793 (start_update_cost): New function.
1794 (queue_update_cost): Likewise.
1795 (get_next_update_cost): Likewise.
1796 (update_copy_costs_1): Inline into...
1797 (update_copy_costs): ...here. Use a queue instead of recursive calls.
1798 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
1799 once we've established they are equal. Don't allocate update
1800 costs if there is nothing to add to them.
1801 (update_conflict_hard_regno_costs): Remove ALLOCNO and
1802 DIVISOR arguments. Use a queue instead of recursive calls;
1803 process all the allocnos in the initial queue, rather than
1805 (assign_hard_reg): Use queue_update_cost instead of
1806 conflict_allocno_vec. Queue coalesced allocnos instead
1807 of calling update_conflict_hard_regno_costs for each one.
1808 Just call update_conflict_hard_regno_costs once for the
1810 (ira_color): Remove conflict_allocno_vec handling.
1812 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
1814 PR tree-optimization/37484
1815 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
1816 (save_var_name): Same.
1817 (initialize_cloog_names): Same.
1818 (initialize_cloog_names): Same.
1820 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
1822 * tree-scalar-evolution.c (set_instantiated_value): Set
1825 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
1829 * ira-build.c (common_loop_tree_node_dominator): Remove.
1830 (copy_live_ranges_to_removed_store_destinations): New function.
1831 (regno_top_level_allocno_map): Move to top level from ...
1832 (ira_flattening): ... here. Use
1833 copy_live_ranges_to_removed_store_destinations.
1835 * ira-emit.c (generate_edge_moves): Fix a comment.
1837 2008-09-12 Anatoly Sokolov <aesok@post.ru>
1840 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
1841 scratch register after 'set' pattern.
1843 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1845 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
1846 information passed to mark_reg_pointer.
1847 * explow.c (force_reg): Likewise.
1849 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1851 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
1852 when building for the celledp architecture.
1854 2008-09-12 Richard Guenther <rguenther@suse.de>
1856 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
1858 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
1860 PR rtl-optimization/37424
1861 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
1862 the regnos instead of the addresses.
1864 2008-09-11 Janis Johnson <janis187@us.ibm.com>
1866 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
1868 2008-09-11 Richard Guenther <rguenther@suse.de>
1870 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
1871 entering the weaker equivalence recording.
1873 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
1875 2008-09-11 Jeff Law <law@redhat.com>
1877 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
1878 by assign_stack_local on the IRA path for stack slot sharing
1879 as well as the non-IRA path.
1881 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
1883 * config/i386/i386.h: Fix whitespace issues.
1885 2008-09-11 Martin Jambor <mjambor@suse.cz>
1887 * ipa-prop.h (struct ipa_param_flags): Removed.
1888 (struct ipa_param_descriptor): New structure.
1889 (struct ipa_node_params): ipcp_lattices, param_decls and
1890 param_flags moved to ipa_param_description.
1891 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
1892 descriptors. Renamed all users.
1893 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
1894 changed to access descriptors. Renamed all users.
1895 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
1896 to access descriptors. Renamed all users.
1897 * ipa-cp.c (ipcp_init_cloned_node): Call
1898 ipa_initialize_node_params instead of ipa_count_formal_params and
1899 ipa_create_param_decls_array.
1900 (ipcp_analyze_node): Likewise.
1901 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
1902 descriptors. Renamed all users.
1903 (ipcp_initialize_node_lattices): Remove allocation.
1904 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
1905 ipa_initialize_node_params instead of ipa_count_formal_params and
1906 ipa_create_param_decls_array.
1907 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
1908 ipa_populate_param_decls, made static, added parameter info,
1909 renamed mt to node, removed allocation, changed to use
1911 (ipa_count_formal_params): Made static, added parameter info,
1913 (ipa_initialize_node_params): New function.
1914 (ipa_check_stmt_modifications): Changed to use descriptors.
1915 (ipa_detect_param_modifications): Removed allocation, changed to
1917 (ipa_note_param_call): Changed to use descriptors.
1918 (ipa_analyze_params_uses): Removed allocation.
1919 (ipa_free_node_params_substructures): Changed to use descriptors.
1920 (ipa_edge_duplication_hook): Use the unused attribute.
1921 (ipa_node_duplication_hook): Use the unused attribute, changed to
1922 use descriptors, changed to duplicate descriptors.
1924 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
1925 changed all callers. Call ipa_propagate_indirect_call_infos if doing
1926 indirect inlining. Made static.
1927 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
1928 functions called only once.
1929 (cgraph_decide_recursive_inlining): Don't call
1930 ipa_propagate_indirect_call_infos, pass new_edges to
1931 cgraph_mark_inline_edge instead.
1932 (cgraph_decide_inlining_of_small_functions): Don't call
1933 ipa_propagate_indirect_call_infos, pass new_edges to
1934 cgraph_mark_inline_edge instead.
1935 (cgraph_decide_inlining): Don't call
1936 ipa_propagate_indirect_call_infos.
1937 * ipa-prop.c: Check that vectors are allocated.
1939 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
1940 iff a new cgraph edges have been created.
1941 (cgraph_decide_inlining): New variable redo_always_inline.
1942 Flattening and always_inlining loop until callgraph stabilizes.
1943 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
1944 true iff new cgraph edges have been created.
1945 (propagate_info_to_inlined_callees): Likewise.
1946 (ipa_propagate_indirect_call_infos): Likewise.
1948 2008-09-11 Richard Guenther <rguenther@suse.de>
1950 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
1951 (set_prologue_iterations): Likewise.
1952 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
1954 (vect_update_init_of_dr): Likewise.
1955 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
1957 * fold-const.c (fold_unary): Do not generate calculations
1960 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
1962 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
1963 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
1964 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
1966 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
1968 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
1969 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
1970 before finalizing the changes.
1971 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
1973 (simplify_truth_ops_using_ranges): New.
1974 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
1975 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
1976 whether a simplification was made.
1977 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
1978 use a switch statement and also call simplify_truth_ops_using_ranges.
1980 2008-09-11 Jan Hubicka <jh@suse.cz>
1982 * ggc-common.c (loc_array): Make static.
1983 * dce.c (rest_of_handle_ud_dce): Free worklist.
1985 2008-09-11 Jan Hubicka <jh@suse.cz>
1987 * cgraph.c (cgraph_release_function_body): Plug memory leak on
1988 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
1989 function so we are sure we do not dangle it forever.
1990 * function.c (outer_function_chain, find_function_data): Remove.
1991 (function_context_stack): New.
1992 (push_function_context, pop_function_context): Update.
1993 * function.h (struct function): Remove pointer outer.
1994 (outer_function_chain, find_function_data): Remove.
1995 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
1997 2008-09-11 Jan Hubicka <jh@suse.cz>
2000 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
2002 2008-09-11 Jan Hubicka <jh@suse.cz>
2004 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
2006 2008-09-11 Jan Hubicka <jh@suse.cz>
2008 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
2009 (free_var_map_entry): New function.
2010 (redirect_edge_var_map_destroy): Use it.
2012 2008-09-11 Jan Hubicka <jh@suse.cz>
2015 * tree-inline.c (add_lexical_block): Replace with ...
2016 (prepend_lexical_block): ... prepend at begginig.
2017 (remap_blocks): Use it and reverse later.
2018 (expand_call_inline): Use prepend_lexical_block.
2020 2008-09-11 Jan Hubicka <jh@suse.cz>
2022 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
2024 2008-09-11 Jan Hubicka <jh@suse.cz>
2026 * function.c (free_after_compilation): Call insn_locators_free.
2027 * cfglayout.c (insn_locators_free): New function.
2028 * rtl.h (insn_locators_free): Declare.
2030 2008-09-11 Jan Hubicka <jh@suse.cz>
2032 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
2034 (cond_move_process_if_block): Update call.
2036 2008-09-11 Jan Hubicka <jh@suse.cz>
2038 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
2039 * vec.c: Include hashtab.h
2040 (vec_descriptor, ptr_hash_entry): New structures.
2041 (vec_desc_hash, vec_ptr_map): New static variables.
2042 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
2043 register_overhead, free_overhead, vec_heap_free): New functions.
2044 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
2045 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
2046 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
2049 2008-09-11 Ira Rosen <irar@il.ibm.com>
2051 PR tree-optimization/37474
2052 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
2053 length of load permutation.
2055 2008-09-11 Andreas Schwab <schwab@suse.de>
2057 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
2059 2008-09-11 Jakub Jelinek <jakub@redhat.com>
2062 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
2063 * dse.c (find_shift_sequence): Use extract_low_bits instead of
2064 simplify_gen_subreg.
2066 2008-09-11 Ira Rosen <irar@il.ibm.com>
2068 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
2071 2008-09-10 Jakub Jelinek <jakub@redhat.com>
2074 * gimplify.c (gimplify_body): Call default_rtl_profile.
2077 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
2078 instead of tok->val.node if not expanding to something else. Handle
2079 intervening CPP_PADDING tokens.
2080 (altivec_categorize_keyword): Remove unneeded comparisons.
2082 2008-09-10 Richard Guenther <rguenther@suse.de>
2084 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
2086 2008-09-10 Richard Guenther <rguenther@suse.de>
2089 * tree-inline.c (insert_init_stmt): Make sure to not
2090 insert invalid gimple stores.
2092 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
2094 PR tree-optimization/37388
2095 * toplev.c (process_options): Fail and warn when graphite
2096 flags are used, but the compiler has not been configured
2097 with graphite libraries.
2098 * graphite.c (graphite_transform_loops): Remove printfs
2099 to dump_file for the case when graphite is not available.
2101 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
2104 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
2105 the even element into register.
2106 (ix86_expand_vector_init_general): Don't use
2107 ix86_expand_vector_init_interleave on V16QImode and V8HImode
2108 if we can't move from GPR to SSE register directly.
2110 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
2112 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
2113 not lose track of the number of NOPs needed. Number of NOPs needed
2114 for sync vs. loads workaround was switched; corrected. Run second
2115 pass for all workarounds. No NOPs needed after call insns. Change
2116 second pass to use find_next_insn_start and find_load helpers in order
2117 to properly detect parallel insns.
2118 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
2120 2008-09-10 Jan Hubicka <jh@suse.cz>
2122 * value-prof.c (gimple_ic): Fix tuplification bug.
2123 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
2126 2008-09-10 Jakub Jelinek <jakub@redhat.com>
2128 PR tree-optimization/37353
2129 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
2130 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
2131 calls instead of cond_dead_built_in_calls.
2132 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
2133 initalize the vector only before adding first entry. Use VEC_safe_push
2134 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
2135 shrink_wrap_conditional_dead_built_in_calls call.
2137 2008-09-10 Ira Rosen <irar@il.ibm.com>
2139 PR tree-optimization/37385
2140 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
2141 argument, and use it as a vector type if not NULL.
2142 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
2144 (vect_setup_realignment): Call vect_create_data_ref_ptr with
2145 additional argument.
2146 (vectorizable_load): Likewise.
2148 2008-09-10 Jakub Jelinek <jakub@redhat.com>
2150 * config/i386/i386.md (SWI32): New mode iterator.
2151 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
2154 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
2156 PR rtl-optimization/37435
2157 * caller-save.c (insert_restore, insert_save): Check the mode by
2160 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2163 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
2165 (dw2_output_indirect_constant_1): Use unstripped name in symbol
2168 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
2170 * doc/invoke.texi (ARM Options): Correct errors in discussion
2171 of -mfloat-abi, -mhard-float, and -msoft-float.
2173 2008-09-09 Jakub Jelinek <jakub@redhat.com>
2174 Jan Hubicka <jh@suse.cz>
2177 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
2178 calling gimple_regimplify_operands on it. Iterate over all newly
2179 added statements, not just the last one.
2180 (insert_init_stmt): Insert stmt into seq first, then call
2181 gimple_regimplify_operands on it. Don't create new gimplification
2182 context, nor find referenced vars.
2184 2008-09-09 Jakub Jelinek <jakub@redhat.com>
2187 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
2188 to pointer to vector pointer.
2189 * ipa-prop.c (ipa_propagate_indirect_call_infos,
2190 propagate_info_to_inlined_callees): Likewise.
2191 (update_call_notes_after_inlining): Likewise. Push new indirect edge
2192 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
2193 ipa_check_create_edge_args.
2194 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
2195 argument to pointer to vector pointer.
2196 (cgraph_decide_inlining_of_small_function): Adjust
2197 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
2201 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
2202 optimizing for size, not speed.
2204 PR rtl-optimization/37408
2205 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
2206 if parm is promoted.
2208 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
2210 PR tree-optimization/37375
2211 * tree-scalar-evolution.c (scev_info_str): Add field
2213 (new_scev_info_str, eq_scev_info, find_var_scev_info,
2214 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
2215 set_instantiated_value): Pass instantiated_below.
2216 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
2218 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
2219 the definitions are not instantiated.
2221 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
2222 (block_before_loop): New.
2223 * tree-data-ref.c (dr_analyze_indices): Update uses of
2225 * graphite.c (block_before_scop): New.
2226 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
2227 basic block, not a loop for determining the parameters.
2228 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
2230 (idx_record_params, find_params_in_bb, find_scop_parameters,
2231 build_loop_iteration_domains, add_conditions_to_domain): Update calls
2232 to instantiate_scev.
2234 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
2236 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
2240 * ira-build.c (ira_create_allocno): Setup frequency to 0.
2242 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
2243 Check zero freq and increase if necessary.
2245 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
2247 * ira-conflicts.c (process_regs_for_copy): Check that the hard
2248 regno is in the right range. Add comments.
2250 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2252 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
2254 * mips-tfile.c (copy_object): Cast alloca result to int *.
2255 * mips-tdump.c (print_symbol): Cast xmalloc return values to
2257 Rename class to sclass.
2258 (read_tfile): Cast read_seek return values to proper types.
2259 Cast xcalloc return value to proper type.
2261 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2263 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
2264 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
2265 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
2267 2008-09-09 Jan Hubicka <jh@suse.cz>
2269 * profile.c (is_edge_inconsistent): Add debug output; ignore
2270 negative count on fake edges.
2271 (is_inconsistent): Add debug output.
2273 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
2275 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
2277 (choose_ready): When first insn is chosen from the ready list, also
2280 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
2282 PR rtl-optimization/37360
2283 * haifa-sched.c (max_issue): Do not assert that we never issue more
2284 insns than issue_rate. Add comment.
2286 2008-09-09 Richard Guenther <rguenther@suse.de>
2288 * tree-cfg.c (verify_types_in_gimple_op): Remove.
2289 (verify_types_in_gimple_call): Rename to ...
2290 (verify_gimple_call): ... this. Enhance.
2291 (verify_types_in_gimple_cond): Remove.
2292 (verify_gimple_comparison): New function ...
2293 (verify_types_in_gimple_assign): ... split out from here.
2294 (verify_types_in_gimple_return): Rename to ...
2295 (verify_gimple_return): ... this. Enhance.
2296 (verify_types_in_gimple_switch): Rename to ...
2297 (verify_gimple_switch): ... this. Enhance.
2298 (verify_gimple_goto): New function.
2299 (verify_types_in_gimple_phi): Rename to ...
2300 (verify_gimple_phi): ... this. Enhance.
2301 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
2302 Fold in single-statement cases from verify_types_in_gimple_seq_2.
2303 (verify_types_in_gimple_seq_2): Remove cases handled in
2304 verify_types_in_gimple_stmt.
2306 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
2308 * config/bfin/bfin.c (n_regs_to_save): New static variable.
2309 (push_multiple_operation, pop_multiple_operation): Set it.
2310 (workaround_rts_anomaly): New function.
2311 (workaround_speculation): New function, broken out of bfin_reorg.
2312 (bfin_reorg): Call the new functions.
2314 2008-09-09 Richard Guenther <rguenther@suse.de>
2318 * gimplify.c (gimplify_conversion): Change conversions of
2319 non-register type to VIEW_CONVERT_EXPRs.
2320 (gimplify_addr_expr): If we need to make the operand
2321 addressable make sure to use a properly initialized
2322 temporary for that so it gets a valid gimple store.
2324 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
2326 * function.h (struct function): Add function_start_locus.
2327 * cfgexpand.c (gimple_expand_cfg): Use it.
2328 * c-parser.c (c_parser_declaration_or_fndef): Set it.
2330 2008-09-09 Richard Guenther <rguenther@suse.de>
2332 PR tree-optimization/37433
2333 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
2336 2008-09-09 Richard Guenther <rguenther@suse.de>
2338 PR tree-optimization/37387
2339 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
2340 and bits to a common type.
2342 2008-09-09 Nick Clifton <nickc@redhat.com>
2344 * config/v850/v850.md (return): Restore frame size restriction.
2346 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
2348 * c-common.c (c_expand_decl): Remove.
2349 * c-common.h (anon_aggr_type_p): Remove prototype.
2350 (DECL_ANON_UNION_ELEMS): Remove.
2351 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
2352 * c-decl.c (anon_aggr_type_p): Remove.
2353 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
2354 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
2355 * langhooks.h (struct lang_hooks): Remove expand_decl.
2356 * langhooks.c (lhd_expand_decl): Remove.
2357 * stmt.c (expand_anon_union_decl): Remove.
2358 * tree.h (expand_anon_union_decl): Remove prototype.
2360 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
2363 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
2365 * config/avr/avr.md (QISI) : Define mode iterator.
2366 (negated_tst<mode>) : Redefine as split using mode macro.
2367 (reversed_tstqi): Define insn as reversed compare with zero.
2368 (reversed_tsthi): Ditto.
2369 (reversed_tstsi): Ditto.
2371 2008-09-08 Jakub Jelinek <jakub@redhat.com>
2374 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
2375 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
2378 * predict.c (optimize_function_for_size_p): Don't segfault if
2380 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
2381 tree_swap_operands_p): Don't test cfun != NULL before calling
2382 optimize_function_for_s*_p.
2384 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
2386 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
2389 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
2391 * crx/crx.h (IRA_COVER_CLASSES): Define.
2393 2008-09-08 Jakub Jelinek <jakub@redhat.com>
2396 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
2397 even when a stmt has been gimple_modified_p, but after fold_stmt is
2398 not any longer. Remove unneeded may_have_exposed_new_symbols
2401 2008-09-08 Richard Guenther <rguenther@suse.de>
2403 PR tree-optimization/37421
2404 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
2407 2008-09-08 Jakub Jelinek <jakub@redhat.com>
2410 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
2412 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2415 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
2416 * pa-hpux10.h (LINK_SPEC): Likewise.
2417 * pa-hpux11.h (LINK_SPEC): Likewise.
2419 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2421 * pa32-regs.h (IRA_COVER_CLASSES): Define.
2422 * pa64-regs.h (IRA_COVER_CLASSES): Define.
2424 2008-09-07 Helge Deller <deller@gmx.de>
2426 * pa/linux-atomic.c: New file.
2427 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
2428 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
2430 2008-09-07 Richard Guenther <rguenther@suse.de>
2431 Ira Rosen <irar@il.ibm.com>
2433 PR tree-optimization/36630
2434 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
2435 Call STRIP_NOPS before calling evolution_part_in_loop_num.
2437 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
2438 Ira Rosen <irar@il.ibm.com>
2440 PR tree-optimization/35642
2441 * config/rs6000/altivec.md (mulv8hi3): Implement.
2443 2008-09-06 Jeff Law <law@redhat.com>
2445 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
2447 2008-09-06 Jan Hubicka <jh@suse.cz>
2449 PR tree-optimization/14703
2450 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
2452 * passes.c (init_optimization_passes): Recompute inline parameters.
2454 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
2456 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
2459 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
2460 Peter Fuerst <post@pfrst.de>
2462 * doc/invoke.texi: Document -mr10k-cache-barrier=.
2463 * doc/extend.texi: Document __builtin_mips_cache.
2464 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
2465 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
2466 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
2467 __GCC_HAVE_BUILTIN_MIPS_CACHE.
2468 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
2469 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
2470 (set_push_mips_isas): New variable.
2471 (mips_r10k_cache_barrier): New variable.
2472 (cache): New availability predicate.
2473 (mips_builtins): Add an entry for __builtin_mips_cache.
2474 (mips_build_cvpointer_type): New function.
2475 (MIPS_ATYPE_CVPOINTER): New macro.
2476 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
2478 (r10k_simplified_address_p, r10k_simplify_address)
2479 (r10k_uncached_address_p, r10k_safe_address_p)
2480 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
2481 (r10k_needs_protection_p_call, r10k_needs_protection_p)
2482 (r10k_insert_cache_barriers): New functions.
2483 (mips_reorg_process_insns): Delete cache barriers after a
2484 branch-likely instruction.
2485 (mips_reorg): Call r10k_insert_cache_barriers.
2486 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
2487 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
2488 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
2489 (mips_cache, r10k_cache_barrier): New define_insns.
2491 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
2493 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
2494 * ira-color.c (setup_allocno_left_conflicts_num): Use
2495 hard_reg_set_equal_p instead of a comparison with
2496 ira_zero_hard_reg_set.
2497 * ira.c (setup_reg_subclasses): Likewise.
2498 (setup_cover_and_important_classes): Likewise.
2499 (setup_class_translate): Likewise.
2500 (setup_reg_class_intersect_union): Likewise.
2501 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
2502 (ira_init_once): Don't initialize them.
2504 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
2506 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
2508 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
2510 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
2512 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2514 Improved branch hints, safe hints, and scheduling.
2516 * haifa-sched.c (sched_emit_insn) : Define.
2517 * sched-int.h (sched_emit_insn) : Add prototype.
2518 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
2519 -mhint-max-distance -msafe-hints) : Document.
2520 * config/spu/spu.c (spu_flag_var_tracking): New.
2521 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
2522 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
2523 TARGET_ASM_FILE_START): Define.
2524 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
2525 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
2526 (spu_emit_branch_hint): Add blocks argument.
2527 (insert_branch_hints, insert_nops): Remove.
2528 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
2529 uses_ls_unit, spu_sched_init_global, spu_sched_init,
2530 spu_sched_reorder, asm_file_start): New functions.
2531 (clock_var, spu_sched_length, pipe0_clock,
2532 pipe1_clock, prev_clock_var, prev_priority,
2533 spu_ls_first, prev_ls_clock): New static variables.
2534 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
2535 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
2536 (nopn_nv): Add a non-volatile version of nop.
2537 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
2538 -mhint-max-distance, -msafe-hints): New options.
2540 2008-09-05 Janis Johnson <janis187@us.ibm.com>
2541 Samuel Tardieu <sam@rfc1149.net>
2543 * opts.c (decode_options): Combine nested if statements.
2546 * opts.c (decode_options): Handle more relationships among
2547 unit-at-a-time, toplevel-reorder, and section-anchors.
2549 2008-09-05 David Daney <ddaney@avtrex.com>
2551 * doc/install.texi (--enable-reduced-reflection): Document new option.
2553 2008-09-05 Bob Wilson <bob.wilson@acm.org>
2555 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
2557 (constantpool_operand): New.
2558 (move_operand): Disallow sub-word modes for the constant pool.
2559 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
2560 (xtensa_secondary_reload_class): Replace with....
2561 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
2562 Set icode for sub-word reloads from the constant pool.
2563 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
2564 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
2565 * config/xtensa/xtensa.md (reload<mode>_literal): New.
2566 * config/xtensa/xtensa-protos.h: Update prototypes.
2568 2008-09-05 Joseph Myers <joseph@codesourcery.com>
2570 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
2571 (REG_CLASS_NAMES): Update.
2572 (REG_CLASS_CONTENTS): Update.
2573 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
2574 of ALL_REGS for regs 77 and 78.
2575 * function.c (instantiate_virtual_regs_in_insn): Assert that
2576 return value of simplify_gen_subreg is not NULL.
2578 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
2580 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
2581 (gen_rtvec_v): Fix coding standards.
2583 2008-09-04 Jan Hubicka <jh@suse.cz>
2585 * i386.c (decide_alg): Be more conservative about optimizing for size.
2587 2008-09-04 Ian Lance Taylor <iant@google.com>
2589 * varasm.c (narrowing_initializer_constant_valid_p): New
2591 (initializer_constant_valid_p): Call it.
2593 2008-09-04 Jeff Law <law@redhat.com>
2595 * fold-const.c (native_encode_real): Fix computation of WORDS.
2596 (native_interpret_real): Likewise.
2598 2008-09-04 Janis Johnson <janis187@us.ibm.com>
2600 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
2602 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
2604 * ira-conflicts.c (process_regs_for_copy): Check insn to check
2605 that the cost is already taken into account in ira-costs.c
2607 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
2609 * ira-build.c (print_copy, print_copies, ira_debug_copy,
2610 ira_debug_copies): New.
2611 (ira_bulid): Call print_copies.
2613 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
2615 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
2618 * config/rs6000/rs6000.c (optimization_options): Remove check of
2619 flag_toplevel_order.
2621 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2623 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
2624 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
2625 second operand is a reg_imm10_operand.
2626 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
2627 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
2628 (*seq_<GPR:mode><GPR2:mode>): Rename to
2629 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
2631 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
2632 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
2634 (*sne_<GPR:mode><GPR2:mode>): Rename to
2635 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
2638 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2640 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
2641 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
2642 combining an arithmetic right shift by more than 31 and a
2643 trunction. Don't match for out-of-range shift amounts. Set
2644 attribute mode to <MODE>.
2645 (*lshr32_trunc<mode>): Name the pattern combining a logical right
2646 shift by 32 and and a truncation. Set attribute mode to <MODE>.
2647 (*<optab>_trunc<mode>_exts): New pattern for truncated right
2648 shifts by less than 32.
2649 (extv): Change predicate on first operand to accept registers.
2650 Change predicate of the other operands from immediate_operand to
2651 const_int_operand. Expand exts when source is a register.
2652 (extzv): Change predicate of the constant operands from
2653 immediate_operand to const_int_operand.
2654 (extzv<mode>): Change predicate of the constant operands from
2655 immediate_operand to const_int_operand and no constraint. Also
2657 (*extzv_trunc<mode>_exts): New pattern.
2659 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2661 * config/mips/mips.h (ISA_HAS_CINS): New macro.
2662 * config/mips/mips-protos.h (mask_low_and_shift_p,
2663 mask_low_and_shift_len): Declare.
2664 * config/mips/mips.c (mask_low_and_shift_p,
2665 mask_low_and_shift_len): New functions.
2666 (mips_print_operand): Handle new operand prefix "m".
2667 * config/mips/mips.md (*cins<mode>): New pattern.
2669 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
2671 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
2672 optimizing for size.
2674 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
2676 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
2677 regardless of epilogue_completed.
2679 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
2682 * ira-lives.c (process_bb_node_lives): Check setjmp.
2684 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
2687 * ira-build.c (form_loop_tree): Reverse BB walk.
2688 (create_bb_allocnos): Likewise.
2689 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
2690 (mark_reg_store): Rename to...
2691 (mark_ref_live): ...this and take a df_ref argument instead of
2692 note_stores arguments. Assert that we have a register.
2693 (mark_reg_clobber): Delete.
2694 (def_conflicts_with_inputs_p): New function.
2695 (mark_reg_conflicts): Delete.
2696 (mark_reg_death): Rename to...
2697 (mark_ref_dead): ...this and take a df_ref argument instead of
2698 a register. Assert that we have a register.
2699 (process_bb_node_lives): Hoist frequency calculation out of
2700 instruction walk. Convert from a forwards scan to a backwards scan.
2701 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
2702 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
2703 (create_allocno_live_ranges): Don't create regs_set.
2705 2008-09-04 Ian Lance Taylor <iant@google.com>
2707 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
2708 or REG_LABEL_TARGET.
2709 * calls.c (emit_library_call_value_1): Use MEM_P rather than
2710 comparing MODE with MEM.
2711 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
2712 comparing with GF_PREDICT_TAKEN.
2713 (gimple_get_lhs): Change code to enum gimple_code.
2714 (gimple_set_lhs): Likewise.
2715 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
2716 * omp-low.c (find_omp_clause): Change kind parameter to enum
2718 * tree-flow.h (find_omp_clause): Update declaration.
2719 * regrename.c (clear_dead_regs): Change kind parameter to enum
2721 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
2723 * see.c (see_get_extension_data): Change return type to enum
2724 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
2725 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
2726 (see_gen_normalized_extension): Change extension_code parameter to
2728 (see_seek_pre_extension_expr): Change extension_code to enum
2730 (see_merge_one_def_extension): Likewise.
2731 (see_handle_relevant_defs): Likewise.
2732 (see_handle_relevant_uses): Likewise.
2733 (see_analyze_one_def): Likewise.
2734 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
2735 GIMPLE_ASM rather than ASM_EXPR.
2736 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
2737 GIMPLE_RETURN rather than RETURN_EXPR.
2738 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
2739 (evaluate_stmt): Likewise.
2740 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
2741 to enum vect_relevant.
2742 (vect_mark_stmts_to_be_vectorized): Change assertion to not
2743 compare gimple codes with tree codes.
2745 2008-09-04 Paul Brook <paul@codesourcery.com>
2747 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
2749 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
2751 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
2752 pointer check lost in the recent no-unit-at-a-time patch.
2754 2008-09-04 Jan Hubicka <jh@suse.cz>
2757 * tree-switch-conversion.c (check_final_bb): Accept only IP
2760 2008-09-04 Jan Hubicka <jh@suse.cz>
2762 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
2764 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
2765 using_ranges argument.
2766 (vrp_evaluate_conditional): Avoid bogus warning for type range.
2767 (vrp_visit_cond_stmt): Update call of
2768 vrp_evaluate_conditional_warnv_with_ops
2770 2008-09-04 Jan Hubicka <jh@suse.cz>
2772 PR tree-optimization/37345
2773 PR tree-optimization/37358
2774 PR tree-optimization/37357
2775 * tree.c (build_function_type_skip_args): Build distinct type copy;
2777 (build_function_decl_skip_args): Set type of new decl not orig decl;
2778 clear DECL_VINDEX for methods turned into functions.
2780 2008-09-04 Nick Clifton <nickc@redhat.com>
2782 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
2783 * configure: Regenerate.
2784 * config.in: Regenerate.
2785 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
2786 alignment field, if it is supported.
2788 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
2790 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
2793 2008-09-03 David Edelsohn <edelsohn@gnu.org>
2795 * config/rs6000/rs6000.c (processor_target_table): Do not
2796 enable VMX for POWER6.
2798 2008-09-03 Anton Blanchard <anton@samba.org>
2800 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
2801 emit memory barrier before operation.
2803 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
2806 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
2807 default_elf_asm_output_external.
2809 2008-09-03 Jeff Law <law@redhat.com>
2811 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
2813 2008-09-03 Richard Henderson <rth@redhat.com>
2815 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
2816 memory barrier to below the test-and-set.
2817 (alpha_split_lock_test_and_set_12): Likewise.
2819 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2823 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
2826 * ira-color.c (print_loop_title): Use all_allocnos.
2827 (color_pass): Ditto. Don't add border_allocnos. Check that
2828 subloop allocno in the correspdoning bitmap all_allocnos.
2830 * ira-emit.c (change_loop): Use all_allocnos.
2832 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
2833 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
2834 (create_cap_allocno): Remove setting mentioned_allocnos.
2835 (create_insn_allocnos): Ditto.
2836 (remove_unnecessary_allocnos): Use all_allocnos.
2837 (check_allocno_creation): Check that allocnos are in the
2838 corresponding bitmap all_allocnos.
2840 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2844 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
2845 (process_regs_for_copy): Process subregs. Refine check when cost
2846 is taken into account in ira-costs.c.
2847 (process_reg_shuffles): Use REG_SUBREG_P.
2848 (add_insn_allocno_copies): Ditto. Ignore modes.
2850 * ira-color.c (conflict_allocno_vec): New.
2851 (COST_HOP_DIVISOR): New macro.
2852 (update_copy_costs_1): Use it.
2853 (update_conflict_hard_regno_costs): New function.
2854 (assign_hard_reg): Use it.
2855 (ira_color): Allocate and free conflict_allocno_vec.
2857 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2861 * ira-int.h (ira_sort_insn_chain): Remove.
2863 * ira.c (basic_block_order_nums, chain_insn_order,
2864 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
2865 (ira): Don't call ira_sort_insn_chain.
2867 * reload1.c (reload): Don't call ira_sort_insn_chain.
2869 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2872 * cgraphunit.c (update_call_expr): Remove eh regions from statements
2873 which become non throw.
2874 (cgraph_function_versioning): Also clear DECL_WEAK. Call
2875 update_call_expr after updating the flags on the decl.
2877 2008-09-03 Jan Hubicka <jh@suse.cz>
2879 PR tree-optimization/37315
2880 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
2881 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
2882 (cgraph_analyze_functions): Use node->analyzed
2883 (cgraph_mark_functions_to_output): Likewise.
2884 (cgraph_expand_function): All functions can be released after
2886 (cgraph_optimize): Use gimple_has_body_p.
2887 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
2888 (cgraph_decide_inlining_incrementally): Likewise.
2889 (inline_transform): Inline transform.
2890 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
2892 (inlinable_function_p): Drop gimple_body check.
2893 (expand_call_inline): Use gimple_has_body_p.
2894 * gimple.c (gimple_has_body_p): New.
2895 * gimple.h (gimple_has_body_p): Add prototype.
2896 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
2897 (dump_function_to_file): Use gimple_has_body_p check.
2899 2008-09-03 Jakub Jelinek <jakub@redhat.com>
2902 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
2904 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
2906 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2908 From Michael Frysinger <michael.frysinger@analog.com>
2909 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
2910 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
2913 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
2916 * doc/extend.texi: Document picoChip builtin functions.
2917 * doc/invoke.texi: Document picoChip options.
2918 * doc/contrib.texi: Add picoChip contribution.
2919 * doc/md.texi: Document picoChip constraints.
2920 * config.gcc: Add picochip-*-*.
2921 * config/picochip/: Add new port.
2923 2008-09-03 Richard Guenther <rguenther@suse.de>
2925 PR tree-optimization/37328
2926 * tree-sra.c (sra_build_assignment): Gimplify properly.
2927 (generate_copy_inout): Take the correct stmt as definition,
2928 remove bogus assert.
2930 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2932 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
2935 From Michael Frysinger <michael.frysinger@analog.com>
2936 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
2938 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
2940 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
2941 (__gthread_setspecific): Revert 2008-08-31 change to
2942 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
2944 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
2946 * diagnostic.c (error_at): New.
2947 * toplev.h (error_at): New prototype.
2948 * c-typeck.c (build_array_ref): Call error_at instead of error.
2949 Pass location to pedwarn.
2951 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
2953 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
2955 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2957 * dwarf2out.c (tree_add_const_value_attribute): Only handle
2958 VAR_DECL and CONST_DECL.
2960 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
2961 Jakub Jelinek <jakub@redhat.com>
2963 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
2964 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
2965 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
2966 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
2967 Don't set ix86_save_varrargs_registers.
2968 (ix86_setup_incoming_varargs): Assume cum != NULL.
2969 (ix86_va_start): Check ix86_varargs_gpr_size and
2970 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
2971 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
2972 from frame pointer if ix86_varargs_gpr_size == 0.
2973 (ix86_compute_frame_layout): Updated.
2974 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
2975 (ix86_varargs_gpr_size): Define.
2976 (ix86_varargs_fpr_size): Likewise.
2977 (machine_function): Remove save_varrargs_registers.
2978 Add varargs_gpr_size and varargs_fpr_size.
2980 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2982 * config/alpha/alpha.c (va_list_skip_additions,
2983 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
2984 (alpha_gimplify_va_arg): Call unshare_expr on second use of
2987 PR tree-optimization/36766
2988 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
2989 for already removed basic blocks.
2992 * real.c (real_maxval): Clear a lower bit to make real_maxval
2993 match get_max_float for IBM long double format.
2995 2008-09-02 Andreas Schwab <schwab@suse.de>
2997 * configure.ac: Use m4_quote to quote the expansion of m4_do.
2998 * configure: Regenerate.
3000 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
3002 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
3003 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
3004 checking for a non-VOID CONSTANT_P.
3006 2008-09-02 Jan Hubicka <jh@suse.cz>
3008 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
3009 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
3012 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
3014 * expr.c (emit_group_store): Don't assert stack temp mode size.
3016 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
3017 Tobias Grosser <grosser@fim.uni-passau.de>
3018 Jan Sjodin <jan.sjodin@amd.com>
3019 Harsha Jagasia <harsha.jagasia@amd.com>
3020 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3021 Konrad Trifunovic <konrad.trifunovic@inria.fr>
3022 Adrien Eliche <aeliche@isty.uvsq.fr>
3024 Merge from graphite branch.
3027 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
3028 * doc/invoke.texi (-floop-block, -floop-interchange,
3029 -floop-strip-mine): Document new flags.
3030 * tree-into-ssa.c (gimple_vec): Moved...
3031 * tree-loop-distribution.c (rdg_component): Moved...
3032 * cfgloopmanip.c: Include tree-flow.h.
3033 (update_dominators_in_loop): New.
3034 (create_empty_if_region_on_edge): New.
3035 (create_empty_loop_on_edge): New.
3036 (loopify): Use update_dominators_in_loop.
3037 * tree-pass.h (pass_graphite_transforms): Declared.
3038 * configure: Regenerate.
3039 * tree-phinodes.c (make_phi_node): Export.
3040 (add_phi_node_to_bb): New, split from create_phi_node.
3041 * tree-chrec.c (for_each_scev_op): New.
3042 * tree-chrec.h (for_each_scev_op): Declared.
3043 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
3044 (remove_statement): Call get_phi_with_result.
3045 * config.in (HAVE_cloog): Undef.
3046 * gdbinit.in (pgg): New.
3047 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
3048 * tree-ssa-loop.c (graphite_transforms): New.
3049 (gate_graphite_transforms): New.
3050 (pass_graphite_transforms): New.
3051 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
3052 HAVE_cloog): Defined.
3053 * tree-vectorizer.c (rename_variables_in_bb): Export.
3054 * tree-data-ref.c (dr_may_alias_p): Export.
3055 (stmt_simple_memref_p): New.
3056 (find_data_references_in_stmt): Export.
3057 (find_data_references_in_loop): Export.
3058 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
3059 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
3060 (create_rdg_vertices): Export.
3061 (build_empty_rdg): New.
3062 (build_rdg): Call build_empty_rdg. Free dependence_relations.
3063 * tree-data-ref.h (rdg_component): ... here.
3065 (struct data_reference): Add a field scop.
3067 (find_data_references_in_loop): Declared.
3068 (find_data_references_in_stmt): Declared.
3069 (create_rdg_vertices): Declared.
3070 (dr_may_alias_p): Declared.
3071 (stmt_simple_memref_p): Declared.
3072 (struct rdg_edge): Add a field ddr_p relation.
3073 (build_empty_rdg): Declared.
3074 * lambda.h (lambda_matrix): Declare a VEC of.
3075 (find_induction_var_from_exit_cond): Declared.
3076 (lambda_vector_compare): New.
3077 * common.opt (fgraphite, floop-strip-mine,
3078 floop-interchange, floop-block): New flags.
3079 * lambda-code.c (find_induction_var_from_exit_cond): Export.
3080 * cfgloop.c (is_loop_exit): New.
3081 * cfgloop.h (is_loop_exit): Declared.
3082 (create_empty_if_region_on_edge): Declared.
3083 (create_empty_loop_on_edge): Declared.
3084 * tree-flow.h (add_phi_node_to_bb): Declared.
3085 (make_phi_node): Declared.
3086 (rename_variables_in_bb): Declared.
3087 (perfect_loop_nest_depth): Declared.
3088 (graphite_transform_loops): Declared.
3089 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
3090 (graphite.o-warn): Add -Wno-error.
3091 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
3092 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
3093 (INCLUDES): Add PPLINC, CLOOGINC.
3094 (OBJS-common): Add graphite.o.
3095 (graphite.o): Add rule.
3096 * gimple.h (gimple_vec): ... here.
3097 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
3098 * passes.c (init_optimization_passes): Schedule
3099 pass_graphite_transforms.
3101 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
3104 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
3105 and -fno-toplevel-reorder after handle_options.
3107 2008-09-02 Paul Brook <paul@codesourcery.com>
3109 * config/arm/arm.c (arm_tune_cortex_a9): Define.
3110 (arm_override_options): Set arm_tune_cortex_a9.
3111 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
3112 (arm_issue_rate): Handle cortexa9.
3113 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
3114 * config/arm/arm-cores.def: Add cortex-a9.
3115 * config/arm/arm-tune.md: Regenerate.
3116 * config/arm/arm.md: Include cortex-a9.md.
3117 (generic_sched, generic_vfp): Add cortexa9.
3118 * config/arm/cortex-a9.md: New file.
3120 2008-09-02 Richard Guenther <rguenther@suse.de>
3122 PR tree-optimization/37327
3123 * tree-vrp.c (register_new_assert_for): Make sure to not have
3124 TREE_OVERFLOW set on the bound.
3126 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
3128 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
3130 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
3131 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
3134 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
3136 * gcc/config/spu/spu.md (divdf3): Removed.
3138 2008-09-02 Jakub Jelinek <jakub@redhat.com>
3140 PR tree-optimization/37095
3141 * cgraph.c (cgraph_node): When creating new cgraph node after
3142 assembler_name_hash has been populated, record it in the hash
3145 2008-09-01 Paul Brook <paul@codesourcery.com>
3147 * doc/invoke.texi: Document -mword-relocations.
3148 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
3149 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
3150 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
3151 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
3152 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
3153 (arm_emit_movpair): New function.
3154 (arm_print_operand <c>): Handle sybolic addresses.
3155 * config/arm/arm.h (TARGET_USE_MOVT): Define.
3156 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
3157 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
3158 * config/arm/arm.opt: Add -mword-relocations.
3159 * config/arm/arm.md (movsi): Use arm_emit_movpair.
3160 (arm_movt, arm_movw): New.
3162 2008-09-01 Paul Brook <paul@codesourcery.com>
3164 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
3165 Allow Interworking on ARMv4 EABI based targets.
3166 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
3167 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
3169 2008-09-01 Paul Brook <paul@codesourcery.com>
3171 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
3172 optimized LT0 test. Remove optimization for GT.
3174 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3176 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
3177 openmp applications.
3178 * pa-hpux11.h (LIB_SPEC): Likewise.
3180 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
3183 2008-09-01 Jan Hubicka <jh@suse.cz>
3185 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
3186 present, use only counts; when guessed use only frequencies.
3187 (estimate_bb_frequencies): Use function_frequency.
3188 * profile.c (compute_branch_probabilities): Exit early when
3189 profile reading failed. Set profile_status.
3190 (branch_prob): Do not set profile_status.
3192 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
3194 * tree.c (protected_set_expr_location): New.
3195 * tree.h (protected_set_expr_location): New prototype.
3196 * c-tree.h (build_array_ref): Add argument.
3197 (parser_build_unary_op): Same.
3198 * c-typeck.c (build_indirect_ref): Handle new location argument.
3199 (build_array_ref): Same.
3200 (parser_build_unary_op): Same.
3201 * gimplify.c (gimplify_asm_expr): Set input_location before calling
3203 * c-omp.c (c_finish_omp_atomic): Pass location when calling
3205 * c-common.c (finish_label_address_expr): Handle new location argument.
3206 * c-common.h (build_indirect_ref): Add argument.
3207 (finish_label_address_expr): Same.
3208 * c-parser.c (c_parser_unary_expression): Pass location to build
3210 (c_parser_postfix_expression): Same.
3212 2008-09-01 Paul Brook <paul@codesourcery.com>
3214 * config/arm/arm.md: Include cortex-r4f.md.
3215 (attr fpu): Update type list.
3216 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
3217 fconstd, fcmps and fcmpd.
3218 (attr tune_cortexr4): Define.
3219 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
3220 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
3221 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
3222 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
3223 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
3224 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
3225 cortex_a8_vfp_farith: Ditto.
3226 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
3227 * config/arm/cortex-r4.md: Use tune_cortexr4.
3228 * config/arm/cortex-r4f.md: New file.
3230 2008-09-01 Richard Guenther <rguenther@suse.de>
3232 PR tree-optimization/37305
3233 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
3234 the result of constant conversions.
3235 (fold_gimple_assign): Likewise.
3237 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
3239 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
3240 #ifdef ENABLE_CHECKING.
3242 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
3244 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
3245 * sched-int.h (print_insn, print_pattern, print_value): Declare also
3246 when !INSN_SCHEDULING.
3248 2008-09-01 Andreas Schwab <schwab@suse.de>
3250 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
3252 2008-09-01 Paul Brook <paul@codesourcery.com>
3254 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
3256 2008-09-01 Jan Hubicka <jh@suse.cz>
3258 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
3260 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
3262 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
3263 * gimplify.c (gimplify_init_constructor): Add speed operand.
3264 * tree-sra.c (decide_block_copy): Likewise.
3265 * tree-inline.c (estimate_move_cost): Likewise.
3266 * config/alpha/alpha.h (MOVE_RATIO): Update.
3267 * config/frv/frv.c (MOVE_RATIO): Update.
3268 * config/spu/spu.h (MOVE_RATIO): Update.
3269 * config/sparc/sparc.h (MOVE_RATIO): Update.
3270 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
3271 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
3272 * config/cris/cris.h (MOVE_RATIO): Update.
3273 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
3274 * config/arm/arm.h (MOVE_RATIO): Update.
3275 * config/pa/pa.md: Update uses of MOVE_RATIO
3276 * config/pa/pa.h (MOVE_RATIO): Update.
3277 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
3278 CLEAR_RATIO, SET_RATIO): Update.
3279 * config/h8300/h8300.h (MOVE_RATIO): Update.
3280 * config/v850/v850.h (MOVE_RATIO): Update.
3281 * config/bfin/bfin.h (MOVE_RATIO): Update.
3283 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
3284 Dmitry Melnik <dm@ispras.ru>
3285 Dmitry Zhurikhin <zhur@ispras.ru>
3286 Alexander Monakov <amonakov@ispras.ru>
3287 Maxim Kuvyrkov <maxim@codesourcery.com>
3289 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
3290 sel-sched-dump.c, sel-sched-ir.c: New files.
3291 * Makefile.in (OBJS-common): Add selective scheduling object files.
3292 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
3293 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
3294 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
3295 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
3296 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
3297 (make_forwarder_block): Update loop latch if we have redirected
3298 the loop latch edge.
3299 * cfgloop.c (get_loop_body_in_custom_order): New function.
3300 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
3301 (CP_FALLTHRU_PREHEADERS): Likewise.
3302 (get_loop_body_in_custom_order): Declare.
3303 * cfgloopmanip.c (has_preds_from_loop): New.
3304 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
3305 Assert that the preheader edge will be fall thru when it is set.
3306 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
3307 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
3308 fsel-sched-substitution, fselective-scheduling): New flags.
3309 * cse.c (hash_rtx_cb): New.
3311 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
3312 sel_sched_insn_cnt): New counters.
3313 * final.c (compute_alignments): Export. Free dominance
3314 info after loop_optimizer_finalize.
3315 * genattr.c (main): Output maximal_insn_latency prototype.
3316 * genautomata.c (output_default_latencies): New.
3317 Factor its code from ...
3318 (output_internal_insn_latency_func): ... here.
3319 (output_internal_maximal_insn_latency_func): New.
3320 (output_maximal_insn_latency_func): New.
3321 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
3322 (struct hard_reg_set_iterator): New.
3323 (hard_reg_set_iter_init, hard_reg_set_iter_set,
3324 hard_reg_set_iter_next): New functions.
3325 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
3326 * lists.c (remove_free_INSN_LIST_node,
3327 remove_free_EXPR_LIST_node): New functions.
3328 * loop-init.c (loop_optimizer_init): When
3329 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
3330 calling create_preheaders.
3331 (loop_optimizer_finalize): Do not verify flow info after reload.
3332 * recog.c (validate_replace_rtx_1): New parameter simplify.
3333 Default it to true. Update all uses. Factor out simplifying
3335 (simplify_while_replacing): ... this new function.
3336 (validate_replace_rtx_part,
3337 validate_replace_rtx_part_nosimplify): New.
3338 * recog.h (validate_replace_rtx_part,
3339 validate_replace_rtx_part_nosimplify): Declare.
3340 * rtl.c (rtx_equal_p_cb): New.
3341 (rtx_equal_p): Use it.
3342 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
3343 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
3344 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
3345 * vecprim.h: Add a vector type for unsigned int.
3346 * haifa-sched.c: Include vecprim.h and cfgloop.h.
3347 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
3348 ready_try, cycle_issued_insns, spec_info): Make global.
3349 (readyp): Initialize.
3350 (dfa_lookahead): New global variable.
3351 (old_max_uid, old_last_basic_block): Remove.
3352 (h_i_d): Make it a vector.
3353 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
3355 (after_recovery, adding_bb_to_current_region_p):
3356 New variables to handle correct insertion of the recovery code.
3357 (struct ready_list): Move declaration to sched-int.h.
3358 (rgn_n_insns): Removed.
3359 (rtx_vec_t): Move to sched-int.h.
3360 (find_insn_reg_weight): Remove.
3361 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
3362 (haifa_init_h_i_d, haifa_finish_h_i_d):
3363 New functions to initialize / finalize haifa instruction data.
3364 (extend_h_i_d, init_h_i_d): Rewrite.
3365 (unlink_other_notes): Move logic to add_to_note_list. Handle
3366 selective scheduler.
3367 (ready_lastpos, ready_element, ready_sort, reemit_notes,
3368 find_fallthru_edge): Make global, remove static prototypes.
3369 (max_issue): Make global. Add privileged_n and state parameters. Use
3371 (extend_global, extend_all): Removed.
3372 (init_before_recovery): Add new param. Fix the handling of the case
3373 when we insert a recovery code before the EXIT which has a predecessor
3374 with a fallthrough edge to it.
3375 (create_recovery_block): Make global. Rename to
3376 sched_create_recovery_block. Update.
3377 (change_pattern): Rename to sched_change_pattern. Make global.
3378 (speculate_insn): Rename to sched_speculate_insn. Make global.
3379 Split haifa-specific functionality into ...
3380 (haifa_change_pattern): New static function.
3381 (sched_extend_bb): New static function.
3382 (sched_init_bbs): New function.
3383 (current_sched_info): Change type to struct haifa_sched_info.
3384 (insn_cost): Adjust for selective scheduling.
3385 (dep_cost_1): New function. Move logic from ...
3386 (dep_cost): ... here.
3387 (dep_cost): Use dep_cost_1.
3388 (contributes_to_priority_p): Use sched_deps_info instead of
3390 (priority): Adjust to work with selective scheduling. Process the
3391 corner case when all dependencies don't contribute to priority.
3392 (rank_for_schedule): Use ds_weak instead of dep_weak.
3393 (advance_state): New function. Move logic from ...
3394 (advance_one_cycle): ... here.
3395 (add_to_note_list, concat_note_lists): New functions.
3396 (rm_other_notes): Make static. Adjust for selective scheduling.
3397 (remove_notes, restore_other_notes): New functions.
3398 (move_insn): Add two arguments. Update assert. Don't call
3400 (choose_ready): Remove lookahead variable, use dfa_lookahead.
3401 Remove more_issue, max_points. Move the code to initialize
3402 max_lookahead_tries to max_issue.
3403 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
3404 ready. Adjust use of move_insn. Call restore_other_notes.
3406 (sched_init, sched_finish): Move Haifa-specific initialization/
3408 (haifa_sched_init, haifa_sched_finish): ... respectively.
3410 (setup_sched_dump): New function.
3411 (haifa_init_only_bb): New static function.
3412 (haifa_speculate_insn): New static function.
3413 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
3414 (extend_ready, extend_all): Remove.
3415 (sched_extend_ready_list, sched_finish_ready_list): New functions.
3416 (create_check_block_twin, add_to_speculative_block): Use
3417 haifa_insns_init instead of extend_global. Update to use new
3418 initialization functions. Change parameter. Factor out code from
3419 create_check_block_twin to ...
3420 (sched_create_recovery_edges) ... this new function.
3421 (add_block): Remove.
3422 (sched_scan_info): New.
3423 (extend_bb): Use sched_scan_info.
3424 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
3425 static functions for walking through scheduling region.
3426 (sched_luids): New vector variable to replace uid_to_luid.
3427 (luids_extend_insn): New function.
3428 (sched_max_luid): New variable.
3429 (luids_init_insn): New function.
3430 (sched_init_luids, sched_finish_luids): New functions.
3431 (insn_luid): New debug function.
3432 (sched_extend_target): New function.
3433 (haifa_init_insn): New static function.
3434 (sched_init_only_bb): New hook.
3435 (sched_split_block): New hook.
3436 (sched_split_block_1): New function.
3437 (sched_create_empty_bb): New hook.
3438 (sched_create_empty_bb_1): New function.
3439 (common_sched_info, ready): New global variables.
3440 (current_sched_info_var): Remove.
3441 (move_block_after_check): Use common_sched_info.
3442 (haifa_luid_for_non_insn): New static function.
3443 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
3444 (increase_insn_priority): New.
3445 * modulo-sched.c: (issue_rate): Remove static declaration.
3446 (sms_sched_info): Change type to haifa_sched_info.
3447 (sms_sched_deps_info, sms_common_sched_info): New variables.
3448 (setup_sched_infos): New.
3449 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
3450 Do not call regstat_free_calls_crossed.
3451 (sms_print_insn): Use const_rtx.
3452 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
3453 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
3454 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
3455 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
3456 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
3457 current_sched_info to use it.
3458 (enum reg_pending_barrier_mode): Move to sched-int.h.
3459 (h_d_i_d): New variable. Initialize to NULL.
3460 ({true, output, anti, spec, forward}_dependency_cache): Initialize
3462 (estimate_dep_weak): Remove static declaration.
3463 (sched_has_condition_p): New function. Adjust users of
3464 sched_get_condition to use it instead.
3465 (conditions_mutex_p): Add arguments indicating which conditions are
3467 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
3468 argument to indicate whether returned condition is reversed. Do not
3469 generate new rtx when condition should be reversed; indicate it by
3470 setting new argument instead.
3471 (add_dependence_list_and_free): Add deps parameter.
3472 Update all users. Do not free dependence list when
3473 deps context is readonly.
3474 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
3476 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
3477 (remove_from_deps): New. Use the above functions.
3478 (cur_insn, can_start_lhs_rhs_p): New static variables.
3479 (add_or_update_back_dep_1): Initialize present_dep_type.
3480 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
3481 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
3482 haifa_note_dep): New functions implementing dependence hooks for
3483 the Haifa scheduler.
3484 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
3485 note_dep): New functions.
3486 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
3488 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
3489 (free_deps): Initialize deps->reg_last.
3490 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
3491 sched_analyze_insn): Update to use dependency hooks infrastructure
3492 and readonly contexts.
3493 (deps_analyze_insn): New function. Move part of logic from ...
3494 (sched_analyze): ... here. Also move some logic to ...
3495 (deps_start_bb): ... here. New function.
3496 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
3498 (sched_deps_init): New function. Move code from ...
3499 (init_dependency_caches): ... here. Remove.
3500 (init_deps_data_vector): New.
3501 (sched_deps_finish): New function. Move code from ...
3502 (free_dependency_caches): ... here. Remove.
3503 (init_deps_global, finish_deps_global): Adjust for use with
3504 selective scheduling.
3505 (get_dep_weak): Move logic to ...
3506 (get_dep_weak_1): New function.
3507 (ds_merge): Move logic to ...
3508 (ds_merge_1): New static function.
3509 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
3510 (ds_get_max_dep_weak): New function.
3511 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
3512 (n_insns): Rename to rgn_n_insns.
3513 (debug_ebb_dependencies): New function.
3514 (init_ready_list): Use it.
3515 (begin_schedule_ready): Use sched_init_only_bb.
3516 (ebb_print_insn): Indicate when an insn starts a new cycle.
3517 (contributes_to_priority, compute_jump_reg_dependencies,
3518 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
3519 (add_block1): Remove to ebb_add_block.
3520 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
3521 (schedule_ebb): Initialize them. Use remove_notes instead of
3522 rm_other_notes. Use haifa_local_init/finish.
3523 (schedule_ebbs): Use haifa_sched_init/finish.
3524 * sched-int.h: Include vecprim.h, remove rtl.h.
3525 (struct ready_list): Delete declaration.
3526 (sched_verbose_param, enum sched_pass_id_t,
3527 bb_vec_t, insn_vec_t, rtx_vec_t): New.
3528 (struct sched_scan_info_def): New structure.
3529 (sched_scan_info, sched_scan, sched_init_bbs,
3530 sched_init_luids, sched_finish_luids, sched_extend_target,
3531 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
3532 (struct common_sched_info_def): New.
3533 (common_sched_info, haifa_common_sched_info,
3534 sched_emulate_haifa_p): Declare.
3536 (sched_luids): Declare.
3537 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
3538 (sched_max_luid, insn_luid): Declare.
3539 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
3540 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
3541 print_insn, print_pattern, print_value, haifa_classify_insn,
3542 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
3543 setup_sched_dump, sched_init, sched_finish,
3544 sel_insn_is_speculation_check): Export.
3545 (struct ready_list): Move from haifa-sched.c.
3546 (ready_try, ready, max_issue): Export.
3547 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
3548 sched_init_only_bb, sched_split_block, sched_split_block_1,
3549 sched_create_empty_bb, sched_create_empty_bb_1,
3550 sched_create_recovery_block, sched_create_recovery_edges): Export.
3551 (enum reg_pending_barrier_mode): Export.
3552 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
3554 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
3555 print_insn field. Move add_block and fix_recovery_cfg to
3556 common_sched_info_def. Move compute_jump_reg_dependencies,
3558 (struct sched_deps_info_def): ... this new structure.
3559 (sched_deps_info): Declare.
3560 (struct spec_info_def): Remove weakness_cutoff, add
3561 data_weakness_cutoff and control_weakness_cutoff.
3562 (spec_info): Declare.
3563 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
3565 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
3566 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
3567 (current_sched_info): Change type to struct haifa_sched_info.
3568 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
3569 (h_d_i_d): New variable.
3570 (HDID): New accessor macro.
3571 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
3572 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
3574 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
3575 (enum SCHED_FLAGS): Update for selective scheduler.
3576 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
3577 (init_dependency_caches, free_dependency_caches): Delete declarations.
3578 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
3579 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
3580 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
3581 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
3582 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
3584 (rm_other_notes): Delete declaration.
3585 (schedule_block): Remove one argument.
3586 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
3587 ready_element, ready_lastpos, sched_extend_ready_list,
3588 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
3589 concat_note_lists): Export.
3590 (struct region): Move from sched-rgn.h.
3591 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
3592 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
3593 BLOCK_TO_BB, CONTAINING_RGN): Export.
3594 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
3595 (current_nr_blocks, current_blocks, target_bb): Likewise.
3596 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
3597 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
3598 sched_rgn_local_init, extend_regions,
3599 rgn_make_new_region_out_of_new_block, compute_priorities,
3600 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
3601 extend_rgns, deps_join rgn_setup_common_sched_info,
3602 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
3603 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
3604 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
3605 increase_insn_priority): Likewise.
3606 * sched-rgn.c: Include sel-sched.h.
3607 (ref_counts): New static variable. Use it ...
3608 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
3609 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
3610 (sched_is_disabled_for_current_region_p): Delete static declaration.
3611 (struct region): Move to sched-int.h.
3612 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
3613 ebb_head): Define and initialize.
3614 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
3615 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
3616 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
3618 (find_single_block_region): Add new argument to indicate that EBB
3619 regions should be constructed.
3620 (debug_live): Delete declaration.
3621 (current_nr_blocks, current_blocks, target_bb):
3622 Remove static qualifiers.
3623 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
3625 (init_regions): Delete declaration.
3626 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
3627 rgn_estimate_number_of_insns): New.
3628 (too_large): Use estimate_number_of_insns.
3629 (haifa_find_rgns): New. Move the code from ...
3630 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
3631 (free_trg_info): New.
3632 (compute_trg_info): Allocate candidate tables here instead of ...
3633 (init_ready_list): ... here.
3634 (rgn_print_insn): Use const_rtx.
3635 (contributes_to_priority, extend_regions): Delete static declaration.
3636 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
3637 (add_block1): Rename to rgn_add_block.
3638 (debug_rgn_dependencies): Delete static qualifier.
3639 (new_ready): Use sched_deps_info. Simplify.
3640 (rgn_common_sched_info, rgn_const_sched_deps_info,
3641 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
3643 (region_sched_info): Rename to rgn_const_sched_info.
3644 (deps_join): New, extracted from ...
3645 (propagate_deps): ... here.
3646 (compute_block_dependences, debug_dependencies): Update for selective
3648 (free_rgn_deps, compute_priorities): New functions.
3649 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
3650 sched_rgn_compute_dependencies): New functions.
3651 (schedule_region): Use them.
3652 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
3653 rgn_setup_common_sched_info, rgn_setup_sched_infos):
3655 (schedule_insns): Call new functions that were split out.
3656 (rgn_make_new_region_out_of_new_block): New.
3657 (get_rgn_sched_max_insns_priority): New.
3658 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
3659 scheduling when appropriate.
3660 * sched-vis.c: Include insn-attr.h.
3661 (print_value, print_pattern): Make global.
3662 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
3663 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
3664 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
3665 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
3666 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
3667 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
3668 hooks. Initialize them to 0.
3669 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
3670 * target.h (struct gcc_target): Add them. Rename gen_check field to
3672 * flags.h (sel_sched_switch_set): Declare.
3673 * opts.c (sel_sched_switch_set): New variable.
3674 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
3675 pipelining is disabled from command line.
3676 (common_handle_option): Record whether selective scheduling is
3677 requested from command line.
3678 * doc/invoke.texi: Document new flags and parameters.
3679 * doc/tm.texi: Document new target hooks.
3680 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
3682 (dfa_state_size): Do not declare locally.
3683 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
3684 * config/rs6000/rs6000.c (rs6000_init_sched_context,
3685 rs6000_alloc_sched_context, rs6000_set_sched_context,
3686 rs6000_free_sched_context): New functions.
3687 (struct _rs6000_sched_context): New.
3688 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
3690 (rs6000_sched_finish): Do not run for selective scheduling.
3692 2008-08-31 Jan Hubicka <jh@suse.cz>
3694 * frv.c (frv_rtx_costs): Update forward declaration.
3695 * spu.c (spu_rtx_costs): Likewise.
3696 * pdp11.c: Include df.h
3697 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
3698 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
3699 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
3700 * iq2000.c (iq2000_address_cost): Add speed argument.
3701 (iq2000_rtx_costs): Likewise.
3702 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
3703 update call of mn10300_address_cost.
3704 * mcore.c: Include df.h
3705 (mcore_rtx_costs): Update prototype.
3706 * score3.c: Include df.h
3707 (score3_rtx_costs): Remove speed argument.
3708 * score7.c: Include df.h
3709 (score7_address_cost): Remove speed argument.
3710 * score-protos.h (score_address_cost): Update prototype.
3711 * score.c: Include df.h
3712 (score_rtx_costs): Update call of costs functions.
3713 * v850.c (v850_rtx_costs): Add bool argument.
3715 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
3717 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
3719 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3721 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
3722 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
3724 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3726 * mkmap-flat.awk: Add option pe_dll.
3727 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
3728 * config/i386/t-cygwin (SHLIB_LC): Add.
3729 * config/i386/t-mingw32 (SHLIB_LC): Add.
3730 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
3731 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
3732 (LINK_SPEC): Support libgcc_s.
3733 (LIBGCC_SPEC): Support libgcc_s.
3734 (LIBGCC_SONAME): New.
3736 2008-08-31 Jan Hubicka <jh@suse.cz>
3738 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
3739 mistakely had old version of patch.
3741 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
3742 (ipcp_estimate_growth): New.
3743 (ipcp_insert_stage): Use ipcp_estimate_growth.
3744 * profile.c (branch_prob): When reading failed, do not consider
3747 2008-08-31 Jan Hubicka <jh@suse.cz>
3749 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
3750 loop is optimized for speed.
3752 2008-08-31 Richard Guenther <rguenther@suse.de>
3755 * fold-const.c (fold_binary): Retain conversions in folding
3758 2008-08-31 Jan Hubicka <jh@suse.cz>
3760 * postreload-gcse.c (eliminate_partially_redundant_loads):
3761 Use optimize_bb_for_size_p.
3762 * predict.c (maybe_hot_frequency_p): Make inline.
3763 (maybe_hot_count_p): Break out from ...
3764 (maybe_hot_bb_p): ... this one.
3765 (maybe_hot_edge_p): Simplify.
3766 * basic-block.h (probably_cold_bb_p): Remove.
3768 2008-08-31 Jakub Jelinek <jakub@redhat.com>
3771 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
3773 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
3774 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
3775 Also split V4SFmode.
3776 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
3779 2008-08-31 Jan Hubicka <jh@suse.cz>
3781 * predict.c (PROB_VERY_LIKELY): Make small enough so things
3783 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
3785 2008-08-31 Jakub Jelinek <jakub@redhat.com>
3788 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
3791 * dwarf2out.c (native_encode_initializer): Subtract min_index for
3792 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
3794 2008-08-31 Jan Hubicka <jh@suse.cz>
3796 * sparc.h (BRANCH_COST): Fix macro definition.
3797 * avr.c (avr_operand_rtx_cost): Add speed argument.
3798 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
3800 2008-08-31 Richard Guenther <rguenther@suse.de>
3802 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
3803 types instead of operands. Re-instantiate verifying of
3804 binary expression operands.
3806 2008-08-30 Jan Hubicka <jh@suse.cz>
3808 * fwprop.c (should_replace_address): Add speed attribute.
3809 (PR_OPTIMIZE_FOR_SPEED): New flag.
3810 (propagate_rtx_1): Use it.
3811 (propagate_rtx): Set it.
3812 (try_fwprop_subst): Update call of rtx_costs.
3813 (forward_propagate_and_simplify): LIkewise.
3814 * hooks.c (hook_int_rtx_bool_0): New
3815 (hook_bool_rtx_int_int_intp_false): Replace by ...
3816 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
3817 * hooks.h (hook_int_rtx_bool_0): New
3818 (hook_bool_rtx_int_int_intp_false): Replace by ...
3819 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
3820 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
3821 (prepare_cmp_insn): UPdate call of rtx_cost.
3822 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
3823 (reload_cse_simplify_operands): Update call of rtx_cost.
3824 (reload_cse_move2add): call of rtx_cost.
3825 * target.h (struct gcc_target): Update rtx_costs and address_costs.
3826 * rtlanal.c (rtx_cost): Add speed argument.
3827 (address_cost): Add speed argument
3828 (default_address_cost): Likewise.
3829 (insn_rtx_cost): Likewise.
3830 * cfgloopanal.c (seq_cost): Add speed argument.
3831 (target_reg_cost, target_spill_cost): Turn to array.
3832 (init_set_costs): Update for speed.
3833 (estimate_reg_pressure_cost): Add speed argument.
3834 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
3835 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
3836 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
3837 (seq_cost): Add speed argument.
3838 (computation_cost): Add speed arugment.
3839 (add_cost, multiply_by_const, get_address_cost): add speed argument.
3840 (force_expr_to_var_cost): Update for profile info.
3841 (force_var_cost): Likewise.
3842 (split_address_cost): Likewise.
3843 (ptr_difference_cost): Likewise.
3844 (difference_cost): Likewise.
3845 (get_computation_cost_at): Likewise.
3846 (determine_iv_cost): Likewise.
3847 (ivopts_global_cost_for_size): Likewise.
3848 (rewrite_use_address): Likewise.
3849 (tree_ssa_iv_optimize_loop): Initialize speed field.
3850 * cse.c (optimize_this_for_speed_p): New static var.
3851 (notreg_cost): Update call of rtx_cost.
3852 (cse_extended_basic_block): set optimize_this_for_speed_p.
3853 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
3854 (noce_try_cmove_arith): Likewise.
3855 (noce_try_sign_mask): LIkewise.
3856 * expr.c (compress_float_constant): Update rtx_cost calls.
3857 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
3859 (addr_to_parts): Likewise.
3860 (create_mem_ref): Likewise.
3861 * dse.c (find_shift_sequence): Add speed argument.
3862 (replace_read): Update call.
3863 * calls.c (precompute_register_parameters): Update call of rtx_cost.
3864 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
3865 * neg_cost, shift_cost, shiftadd_cost,
3866 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
3867 mul_highpart_cost): Increase dimension.
3868 (init_expmed): Initialize for both size and speed.
3869 (expand_shift): Use profile.
3870 (synth_mult): Use profile.
3871 (choose_mult_variant): Use profile.
3872 (expand_mult): Use profile.
3873 (expand_mult_highpart_optab): Use profile.
3874 (expand_mult_highpart): Use profile.
3875 (expand_smod_pow2): Use profile.
3876 (expand_divmod): Use profile.
3877 * simplify-rtx.c (simplify_binary_operation_1): Update call of
3879 * loop-invariant.c (create_new_invariant): Use profile.
3880 (gain_for_invariant): Add speed parameter.
3881 (best_gain_for_invariant): Likewise.
3882 (find_invariants_to_move): Likewise.
3883 (move_single_loop_invariants): Set it.
3884 * target-def.h (TARGET_RTX_COSTS): Use hook.
3885 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
3886 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
3887 * output.h (default_address_cost): Update prototype.
3888 * combine.c (optimize_this_for_speed_p): New static var.
3889 (combine_validate_cost): Update call of rtx_cost.
3890 (combine_instructions): Set optimize_this_for_speed_p.
3891 (expand_compound_operation): Update call of rtx_cost.
3892 (make_extraction):Update call of rtx_cost.
3893 (force_to_mode):Update call of rtx_cost.
3894 (distribute_and_simplify_rtx):Update call of rtx_cost.
3895 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
3896 (estimate_reg_pressure_cost): Update prototype.
3897 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
3898 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
3900 * config/alpha/alpha.c (alpha_rtx_costs): Update.
3901 (alpha_rtx_costs): Update.
3902 * config/frv/frv.c (frv_rtx_costs): Update.
3903 * config/s390/s390.c (s390_rtx_costs): Update.
3904 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
3905 (m32c_rtx_costs): Update.
3906 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
3907 (spu_rtx_costs): Update.
3908 * config/sparc/sparc.c (sparc_rtx_costs): Update.
3909 * config/m32r/m32r.c (m32r_rtx_costs): Update.
3910 * config/i386/i386.c (:ix86_address_cost): Update.
3911 (ix86_rtx_costs): Update.
3912 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
3913 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
3914 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
3915 * config/crx/crx.c (crx_address_cost): Update.
3916 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
3917 * config/stormy16/stormy16.c
3918 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
3919 * config/m68hc11/m68hc11.c
3920 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
3921 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
3922 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
3924 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
3926 * config/ia64/ia64.c (ia64_rtx_costs): Update.
3927 * config/m68k/m68k.c (m68k_rtx_costs): Update.
3928 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
3929 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
3930 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
3931 (mcore_rtx_costs): update.
3932 * config/score/score3.c (score3_rtx_costs): Update.
3933 * config/score/score7.c (score7_rtx_costs): Update.
3934 * config/score/score3.h (score3_rtx_costs):Update.
3935 * config/score/score7.h (score7_rtx_costs): Update.
3936 * config/score/score.c (score_rtx_costs): Update.
3937 * config/arm/arm.c (arm_address_cost): Update.
3938 (arm_rtx_costs_1): Update.
3939 (arm_rtx_costs_1): Update.
3940 (arm_size_rtx_costs): Update.
3941 (arm_size_rtx_costs): Update.
3942 (arm_size_rtx_costs): Update.
3943 (arm_xscale_rtx_costs): Update.
3944 (arm_thumb_address_cost): Update.
3945 * config/pa/pa.c (hppa_address_cost): Update.
3946 * config/mips/mips.c (mips_rtx_costs): Update.
3947 * config/vax/vax.c (vax_address_cost): Update.
3948 * config/h8300/h8300.c (h8300_shift_costs): Update.
3949 (h8300_rtx_costs): Update.
3950 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
3951 (v850_rtx_costs): Update.
3952 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
3953 * config/bfin/bfin.c
3954 (bfin_address_cost): Update.
3955 (bfin_rtx_costs): Update.
3956 * stmt.c (lshift_cheap_p): Update.
3958 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3961 * expmed.c (extract_bit_field_1): Check the mode size to make
3962 sure the vector modes have the same size.
3964 2008-08-29 Michael Meissner <gnu@the-meissners.org>
3966 * dojump.c (top level): Include basic-block.h to declare
3967 optimize_insn_for_speed_p
3969 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
3971 * opts.h (CL_SAVE): New option class for marking options that are
3972 target specific options usable in the target attribute.
3973 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
3975 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
3976 can easily find the target specific options that are safe to use
3977 in the attribute or pragma.
3979 * attribs.c (decl_attributes): Change #pragma GCC option to
3980 #pragma GCC target, and attribute((option(...))) to
3981 attribute((target(...))).
3983 * doc/extend.texi (target attribute): Change from option
3984 attribute. Delete push/pop/reset.
3985 (#pragma GCC target): Change from #pragma GCC option. Delete
3987 (#pragma GCC push_options): Document new pragma.
3988 (#pragma GCC pop_options): Document new pragma.
3989 (#pragma GCC reset_options): Document new pragma.
3991 * targhooks.c (default_target_option_valid_attribute_p): Add
3992 warning about port not supporting target attributes.
3993 (default_target_option_pragma_parse): New function, warn about
3994 #pragma GCC target not being supported.
3996 * targhooks.h (default_target_option_pragma_parse): Add
3999 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
4000 TI_CURRENT_OPTION_PRAGMA.
4001 (current_target_pragma): Rename from current_option_pragma.
4003 * target.h: (struct target_option): Delete booleans for changing
4004 the optimization level on hot/cold functions. Change signature of
4005 pragma_parse hook to take a second tree.
4007 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
4009 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
4010 that the declaration is done at global scope.
4012 * langhooks.c (add_builtin_function_common): Move most of the code
4013 from add_builtin_function here, calling the hook passed in.
4014 (add_builtin_function): Call add_builtin_function_common with
4015 standard builtin hook.
4016 (add_builtin_function_ext_scope): New function to add builtins to
4019 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
4021 (add_builtin_function_ext_scope): Add declaration.
4023 * c-pragma.c (handle_pragma_target): Rename from
4024 handle_pragma_option, #pragma GCC option is now #pragma GCC
4025 target. Move warning about port not supporting target options to
4026 default pragma parse hook. Remove push/pop/reset from this
4028 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
4029 (option_stack): Delete static variable.
4030 (optimize_stack): Ditto.
4031 (optons_stack): New stack of saved target and optimization
4033 (handle_pragma_push_options): New function to handle pushing both
4034 target and optimization options.
4035 (handle_pragma_pop_options): New function to handle popping both
4036 target and optimization options.
4037 (handle_pragma_reset_options): New function to handle resetting
4038 both target and optimization options to their initial state.
4039 (init_pragma): Rename handle_pragma_option to
4040 handle_pragma_target. Add support for push_options, pop_options,
4041 and reset_options pragmas.
4043 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
4044 default_target_option_pragma_parse.
4045 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
4046 default_target_option_valid_attribute_p.
4047 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
4048 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
4049 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
4050 optimization level on hot/cold functions.
4052 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
4053 if the caller and callee have different optimization levels.
4055 * c-common.c (handle_target_attribute): Rename from
4056 handle_option_attribute, attribute((option(...))) is now
4057 attribute((target(...))). Move warning if the port does not
4058 support target attributes to the default hook.
4059 (handle_hot_attribute): Delete code to change the optimization
4060 level of hot functions.
4061 (handle_cold_attribute): Ditto.
4063 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
4064 argument that is the binary tree options to use if there are no
4065 arguments. Call ix86_valid_target_attribute_tree instead of
4066 ix86_valid_option_attribute_tree.
4067 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
4068 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
4069 ix86_pragma_option_parse.
4071 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
4072 Rename from ix86_valid_option_attribute_tree.
4074 * config/i386/i386.c (ix86_add_new_builtins): New function to add
4075 new builtins when the ISA changes.
4076 (ix86_valid_target_attribute_tree): Rename from
4077 ix86_valid_option_attribute_tree. Change callers. If the
4078 function specified optimization options, use those as the starting
4079 point before setting up the target attributes. If the
4080 optimization options were changed in the course of setting the
4081 target attributes, record the new optimization options.
4082 (ix86_valid_target_attribute_tree_inner_p): Rename from
4083 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
4084 ix86_add_new_builtins if the ISA changed.
4085 (ix86_valid_target_attribute_p): Rename from
4086 ix86_valid_option_attribute_p. Change callers.
4087 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
4088 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
4089 as delayed builtin functions.
4090 (struct builtin_isa): New structure to record builtin functions
4091 that should be delayed until the ISA for that function is used.
4092 (ix86_builtins_isa): Change from int to struct to track builtin
4093 functions we want to declare at some point.
4094 (def_builtin): If the front end can delay defining the builtin
4095 functions, don't create builtins for ISAs not part of the default
4097 (def_builtin_const): Ditto.
4098 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
4099 __builtin_ia32_pcmov_v2di to be different builtin functions.
4100 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
4101 a structure instead of an int.
4102 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
4103 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
4104 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
4105 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
4107 * config/ia64/ia64.h
4108 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
4109 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
4111 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
4112 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
4113 (LANG_HOOKS_INITIALIZER): Add
4114 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
4116 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
4119 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
4120 the reload address with the index register for SFmode
4121 access with a displacement.
4123 2008-08-30 Jan Hubicka <jh@suse.cz>
4125 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
4126 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
4127 * dojump.c (do_jump): Likewise.
4128 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
4129 (note-if_info): Add BRANCH_COST.
4130 (noce_try_store_flag_constants, noce_try_addcc,
4131 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
4132 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
4133 find_if_case_2): Use computed branch cost.
4134 * expr.h (BRANCH_COST): Update default.
4135 * predict.c (predictable_edge_p): New function.
4136 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
4137 Update BRANCH_COST call.
4138 * basic-block.h (predictable_edge_p): Declare.
4139 * config/alpha/alpha.h (BRANCH_COST): Update.
4140 * config/frv/frv.h (BRANCH_COST): Update.
4141 * config/s390/s390.h (BRANCH_COST): Update.
4142 * config/spu/spu.h (BRANCH_COST): Update.
4143 * config/sparc/sparc.h (BRANCH_COST): Update.
4144 * config/m32r/m32r.h (BRANCH_COST): Update.
4145 * config/i386/i386.h (BRANCH_COST): Update.
4146 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
4148 * config/sh/sh.h (BRANCH_COST): Update.
4149 * config/pdp11/pdp11.h (BRANCH_COST): Update.
4150 * config/avr/avr.h (BRANCH_COST): Update.
4151 * config/crx/crx.h (BRANCH_COST): Update.
4152 * config/xtensa/xtensa.h (BRANCH_COST): Update.
4153 * config/stormy16/stormy16.h (BRANCH_COST): Update.
4154 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
4155 * config/iq2000/iq2000.h (BRANCH_COST): Update.
4156 * config/ia64/ia64.h (BRANCH_COST): Update.
4157 * config/rs6000/rs6000.h (BRANCH_COST): Update.
4158 * config/arc/arc.h (BRANCH_COST): Update.
4159 * config/score/score.h (BRANCH_COST): Update.
4160 * config/arm/arm.h (BRANCH_COST): Update.
4161 * config/pa/pa.h (BRANCH_COST): Update.
4162 * config/mips/mips.h (BRANCH_COST): Update.
4163 * config/vax/vax.h (BRANCH_COST): Update.
4164 * config/h8300/h8300.h (BRANCH_COST): Update.
4165 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
4166 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
4167 * doc/tm.texi (BRANCH_COST): Update.
4169 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
4172 * config/arm/arm.c (arm_optimization_options): Set
4173 flag_section_anchors to 2 instead of 1 to distinguish it from
4174 -fsection-anchors given explicitely on the command line.
4176 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
4178 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
4179 final insn of a split.
4181 2008-08-30 Jan Hubicka <jh@suse.cz>
4183 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
4184 optimized for speed.
4185 * final.c (compute_alignments): Use optimize_bb_for_size_p.
4186 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
4187 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
4188 flag_gcse_after_reload_set): New static vars.
4189 (common_handle_option): Enable those flags for profile-use.
4190 (decode_options): Remove optimize_size flags that are handled
4191 on higher granuality.
4192 * tree-vectorizer.c (vectorize_loops): Use
4193 optimize_loop_nest_for_speed_p.
4194 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
4195 * tree-predcom.c (tree_predictive_commoning): Use
4196 optimize_loop_for_speed_p.
4197 * varasm.c (assemble_start_function): Use
4198 optimize_function_for_speed_p.
4199 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
4200 * predict.c (optimize_loop_for_speed_p): Fix walk.
4202 2008-08-30 Jan Hubicka <jh@suse.cz>
4204 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
4206 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
4207 profile presence locally.
4209 2008-08-29 Joseph Myers <joseph@codesourcery.com>
4212 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
4213 versions before 4.0.
4215 2008-08-29 Jan Hubicka <jh@suse.cz>
4217 * tree-inline.c (insert_init_stmt): Insert sequence even when
4220 2008-08-29 Jeff Law <law@redhat.com>
4222 * mn10300.c (mn10300_secondary_reload_class): We need secondary
4223 reloads for AM33-2 if IN is a pseudo with an equivalent memory
4224 location and class is an FP register.
4226 2008-08-29 Jan Hubicka <jh@suse.cz>
4228 * see.c (see_merge_one_def_extension): Silence used uninitialized
4230 * matrix-reorg.c (check_allocation_function): Likewise.
4231 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
4233 2008-08-29 Jakub Jelinek <jakub@redhat.com>
4236 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
4237 compute new & and | in type rather than TREE_TYPE (arg0).
4239 * dwarf2out.c (fortran_common): Update comment.
4240 (gen_variable_die): Swap com_die and var_die variables in Fortran
4241 COMMON block handling code.
4243 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
4245 * dwarf2out.c (gen_const_die): New function.
4246 (size_of_die, value_format, output_die): Output larger
4247 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
4248 (native_encode_initializer): New function.
4249 (tree_add_const_value_attribute): Call it.
4250 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
4252 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
4253 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
4254 TREE_THIS_VOLATILE to add_type_attribute.
4256 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
4258 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
4261 * dwarf2out.c (loc_by_reference): New function.
4262 (add_location_or_const_value_attribute): Use it.
4265 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
4266 as DW_TAG_variable children of DW_TAG_common_block rather than
4267 DW_TAG_member children. Put DW_AT_external to individual
4268 DW_TAG_variable DIEs, not to DW_TAG_common_block.
4270 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
4271 loc_descriptor_from_tree_1.
4275 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
4276 arguments to imported_module_or_decl.
4277 (debug_nothing_tree_tree): Removed.
4278 (debug_nothing_tree_tree_tree_bool): New prototype.
4279 * debug.c (do_nothing_debug_hooks): Adjust.
4280 (debug_nothing_tree_tree): Removed.
4281 (debug_nothing_tree_tree_tree_bool): New function.
4282 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
4283 (gen_variable_die): Put all common vars for the
4284 same COMMON block under one DW_TAG_common_block.
4285 (declare_in_namespace): Return new context_die, for Fortran
4286 return the module DIE instead of adding extra declarations into
4288 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
4289 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
4290 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
4292 (dwarf2out_global_decl): Don't skip Fortran global vars.
4293 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
4294 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
4295 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
4296 DW_TAG_imported_declaration as child of previous
4297 DW_TAG_imported_module.
4298 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
4299 * sdbout.c (sdb_debug_hooks): Likewise.
4300 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
4302 2008-08-29 Jan Hubicka <jh@suse.cz>
4304 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
4306 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
4307 * ipa-cp.c (n_cloning_candidates): New static variable.
4308 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
4309 (ipcp_print_all_lattices): Improve debug output.
4310 (ipcp_cloning_candidate_p): New function.
4311 (ipcp_initialize_node_lattices): Use it.
4312 (ipcp_init_stage): Do only analyzis here; prettier debug output.
4313 (ipcp_propagate_stage): Prettier debug output.
4314 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
4315 (ipcp_print_all_structures): Remove.
4316 (ipcp_need_redirect_p): Test !n_cloning_candidates.
4317 (ipcp_insert_stage): Prettier debug output; call
4318 cgraph_remove_unreachable_nodes before propagating.
4319 (pass_ipa_cp): Schedule function removal pass.
4320 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
4322 (cgraph_maybe_hot_edge_p): Move to ...
4323 * predict.c (cgraph_maybe_hot_edge_p) ... here.
4324 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
4325 (common_handle_option): Set them; enable ipa-cp when profiling.
4326 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
4327 (ipa_print_all_jump_functions): Likewise.
4328 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
4329 (ipa_print_node_params, ipa_print_all_params): New.
4330 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
4331 ipa_print_all_param_flags): Remove.
4332 (ipa_print_node_params, ipa_print_all_params): New.
4334 2008-08-29 Bob Wilson <bob.wilson@acm.org>
4336 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
4337 change from 2008-04-03.
4338 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
4340 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
4343 * ira-color.c (push_allocnos_to_stack): Truncate
4344 removed_splay_allocno_vec.
4346 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
4349 * ira-color (ira_fast_allocation): Don't assign hard registers to
4352 2008-08-29 Jan Hubicka <jh@suse.cz>
4355 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
4356 for cold internal loops.
4358 2008-08-29 Richard Guenther <rguenther@suse.de>
4360 * tree-ssa-structalias.c (create_variable_info_for): Do not
4361 create fields for heap vars or vars with a noalias state.
4362 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
4365 2008-08-29 Richard Guenther <rguenther@suse.de>
4367 * common.opt (ftree-store-ccp): Mark as preserved for
4368 backward compatibility.
4369 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
4370 * tree-pass.h (pass_store_ccp): Remove.
4371 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
4372 (first_vdef): Remove declaration.
4373 (get_value_loaded_by): Likewise.
4374 * tree-ssa-ccp.c (do_store_ccp): Remove.
4375 (get_default_value): Simplify as do_store_ccp is always false
4376 now. Do not initialize mem_ref.
4377 (set_value_varying): Likewise.
4378 (canonicalize_float_value): Likewise.
4379 (set_lattice_value): Likewise.
4380 (likely_value): Likewise.
4381 (surely_varying_stmt_p): Likewise.
4382 (ccp_initialize): Likewise.
4383 (ccp_lattice_meet): Likewise.
4384 (ccp_visit_phi_node): Likewise.
4385 (ccp_fold): Likewise.
4386 (evaluate_stmt): Likewise.
4387 (visit_assignment): Likewise.
4388 (ccp_visit_stmt): Likewise.
4389 (execute_ssa_ccp): Fold into ...
4390 (do_ssa_ccp): ... this.
4391 (do_ssa_store_ccp): Remove.
4392 (gate_store_ccp): Likewise.
4393 (pass_store_ccp): Likewise.
4394 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
4396 * tree-ssa-propagate.c (first_vdef): Remove.
4397 (get_value_loaded_by): Likewise.
4398 (replace_vuses_in): Likewise.
4399 (substitute_and_fold): Do not call replace_vuses_in.
4400 * opts.c (decode_options): Do not set flag_tree_store_ccp.
4402 2008-08-29 Richard Guenther <rguenther@suse.de>
4405 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
4406 PARAM_NOALIAS tags with is_heapvar.
4407 * tree-ssa-operands.c (access_can_touch_variable): Offset
4408 based tests do not apply for heapvars. Fix offset test.
4410 2008-08-29 Jan Hubicka <jh@suse.cz>
4412 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
4413 (-fipa-cp-clone): Enabled by default at -O3.
4414 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
4415 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
4417 2008-08-29 Jan Hubicka <jh@suse.cz>
4419 * tree.c (build_function_type_skip_args,
4420 build_function_decl_skip_args): New functions.
4421 * tree.h (build_function_type_skip_args,
4422 build_function_decl_skip_args): Declare.
4423 * gimple.c (giple_copy_call_skip_args): New function.
4424 (giple_copy_call_skip_args): Declare.
4426 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
4427 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
4428 (ipcp_node_modifiable_p): ... this one; use
4429 tree_versionable_function_p.
4430 (ipcp_create_replace_map): Improve debug output.
4431 (ipcp_need_redirect_p): Return false when not clonning.
4432 (ipcp_update_callgraph): Skip args.
4433 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
4435 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
4436 (save_inline_function_body): Update call of tree_function_versioning.
4437 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
4438 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
4440 (tree_function_versioning): Likewise.
4441 * tree-inline.h (tree_function_versioning): Update prototype.
4443 2008-08-29 Jan Hubicka <jh@suse.cz>
4445 * loop-unswitch.c (unswitch_single_loop): Use
4446 optimize_loop_for_speed_p.
4447 * tree-ssa-threadupdate.c (mark_threaded_blocks):
4448 Use optimize_function_for_size_p.
4449 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
4450 * postreload-gcse.c (eliminate_partially_redundant_load):
4451 Use optimize_bb_for_size_p.
4452 * value-prof.c (gimple_divmod_fixed_value_transform,
4453 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
4454 gimple_stringops_transform): Use optimize_bb_for_size_p.
4455 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
4456 * final.c (compute_alignments): Use optimize_function_for_size_p.
4457 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
4458 (fold_builtin_strcpy, fold_builtin_fputs): Use
4459 optimize_function_for_size_p.
4460 * fold-const.c (tree_swap_operands_p): Use
4461 optimize_function_for_size_p.
4462 * recog.c (relax_delay_slots): Likewise.
4463 * tree-ssa-math-opts.c (replace_reciprocal):
4464 Use optimize_bb_for_speed_p.
4465 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
4466 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
4467 optimize_function_for_size_p.
4468 (cgraph_decide_inlining_of_small_function): Use
4469 optimize_function_for_size_p.
4470 * global.c (find_reg): Use optimize_function_for_size_p.
4471 * opts.c (decode_options): Do not clear flag_tree_ch,
4472 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
4473 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
4474 work it out from profile.
4475 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
4476 optimize_loop_for_speed_p.
4477 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4479 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
4480 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
4481 * tree-eh.c (decide_copy_try_finally): Use
4482 optimize_function_for_size_p.
4483 * local-alloc.c (block_alloc): Pass BB pointer.
4484 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
4485 * gcse.c (gcse_main): Use optimize_function_for_size_p.
4486 * loop-unroll.c (decide_unrolling_and_peeling):
4487 Use optimize_loop_for_size_p.
4488 (decide_peel_completely): Likewise.
4489 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
4490 optimize_loop_for_size_p.
4491 (vect_enhance_data_refs_alignment): Likewise.
4492 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
4493 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
4495 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
4496 (try_crossjump_bb): Use optimize_bb_for_size_p.
4497 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
4498 optimize_loop_for_speed_p.
4499 * bb-reorder.c (find_traces_1_round): Likewise.
4500 (copy_bb): Use optimize_bb_for_speed_p.
4501 (duplicate_computed_gotos): Likewise.
4502 * basic-block.h (optimize_loop_nest_for_size_p,
4503 optimize_loop_nest_for_speed_p): New.
4504 * stmt.c (expand_case): Use optimize_insn_for_size_p.
4506 2008-08-29 Tristan Gingold <gingold@adacore.com>
4508 * gcov.c (main): Call expandargv.
4510 2008-08-29 Jan Hubicka <jh@suse.cz>
4512 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
4514 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4516 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
4517 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4519 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
4521 2008-08-29 Jan Hubicka <jh@suse.cz>
4523 * tree-pass.h (pass_strip_predict_hints): Declare.
4524 * predict.c (strip_builtin_expect): Rename to ...
4525 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
4526 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
4527 (tree_estimate_probability): Do not strip builtin_expect.
4528 (pass_strip_predict_hints): New pass.
4529 * tree-inline.c (expand_call_inline): When inlining cold function,
4530 predict it as unlikely.
4531 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
4533 2008-08-29 Richard Guenther <rguenther@suse.de>
4535 PR tree-optimization/37207
4536 * tree-vrp.c (extract_range_from_binary_expr): Also try
4537 to constant fold if only one of the operands is a constant.
4539 2008-08-29 Nick Clifton <nickc@redhat.com>
4541 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
4542 the same way as SYMBOL_REFs.
4544 2008-08-28 Bob Wilson <bob.wilson@acm.org>
4546 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
4548 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
4550 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
4551 * config/mips/mips.md (branch_likely): Remove const. Fix
4553 (define_delay for type "branch"): Change to only apply for branch
4554 with likely variant.
4555 (define_delay for type "branch" and "branch_likely" no). New delay
4557 (equality_op): New code iterator.
4558 (bbv, bbinv): New code attributes.
4559 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
4562 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4563 Andrew Pinski <pinskia@gcc.gnu.org>
4566 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
4568 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
4570 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
4571 rule that a symbolic constant must be defined and >= 0 for the
4572 corresponding facility to be present at compile-time.
4573 * gthr-posix.c: Likewise.
4575 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
4577 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
4578 * config/mips/mips.md (D): New mode attribute.
4579 (mulsi3, muldi3): Merge it into ...
4580 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
4581 (muldi3_mul3): New pattern.
4582 (mulsi3_mult3): Rename to mulsi3_mul3.
4584 2008-08-28 Jan Hubicka <jh@suse.cz>
4586 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
4588 * predict.c (always_optimize_for_size_p): Rename to ...
4589 (optimize_function_for_size): ... this one; make extern.
4590 (optimize_function_for_speed_p): New.
4591 (optimize_bb_for_size_p, optimize_bb_for_size_p,
4592 optimize_edge_for_size_p,optimize_edge_for_size_p,
4593 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
4594 * basic-block.h (optimize_function_for_size_p,
4595 optimize_function_for_speed_p): Declare.
4596 * i386.md (optimize_size checks): Replace them by appropriate
4598 (standard_80387_constant_p, ix86_compute_frame_layout,
4599 ix86_expand_epilogue, ix86_decompose_address,
4600 print_operand, emit_i387_cw_initialization,
4601 inline_memory_move_cost, ix86_pad_returns,
4602 ix86_reorg): Replace optimize_size checks.
4604 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
4606 * rtl.h (simplify_subreg_regno): Declare.
4607 * rtlanal.c (simplify_subreg_regno): New function, split out from...
4608 * simplify-rtx.c (simplify_subreg): ...here.
4609 * reload.c (find_reloads): Use simplify_subreg_regno instead of
4610 subreg_offset_representable_p.
4612 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4615 * c-typeck.c (convert_for_assignment): Give a note describing what
4616 was passed and what was expected.
4618 2008-08-28 Joey Ye <joey.ye@intel.com>
4620 * doc/extend.texi: Document AVX built-in functions.
4621 * doc/invoke.texi: Document -mavx.
4623 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
4624 Joey Ye <joey.ye@intel.com>
4625 Xuepeng Guo <xuepeng.guo@intel.com>
4627 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
4629 * config/i386/cpuid.h (bit_FMA): New.
4630 (bit_XSAVE): Likewise.
4631 (bit_OSXSAVE): Likewise.
4632 (bit_AVX): Likewise.
4634 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
4635 define. Use ASM_OUTPUT_AVX_PREFIX.
4637 * config/i386/gmmintrin.h: New.
4639 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
4640 (OPTION_MASK_ISA_AVX_SET): New.
4641 (OPTION_MASK_ISA_FMA_SET): Likewise.
4642 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
4643 (OPTION_MASK_ISA_FMA_SET): Likewise.
4644 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
4645 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
4646 (pta_flags): Add PTA_AVX and PTA_FMA.
4647 (override_options): Handle PTA_AVX and PTA_FMA.
4648 (init_cumulative_args): Handle warn_avx.
4649 (classify_argument): Return 0 for COImode and OImode. Return
4650 1 and X86_64_AVX_CLASS for 256bit vector types.
4651 (examine_argument): Handle X86_64_AVX_CLASS.
4652 (construct_container): Likewise.
4653 (function_arg_advance_32): Pass OImode and 256bit vector types
4655 (function_arg_advance_64): Take a new argument to indicate if a
4656 parameter is named. Handle 256bit vector types. Return
4657 immediately for unnamed 256bit vector mode parameters.
4658 (function_arg_advance): Updated.
4659 (function_arg_32): Add comments for TImode. Handle OImode
4660 and 256bit vector types.
4661 (function_arg_64): Take a new argument to indicate if a
4662 parameter is named. Handle 256bit vector types. Return NULL
4663 for unnamed 256bit vector mode parameters.
4664 (function_arg): Updated.
4665 (setup_incoming_varargs_64): Support
4666 AVX encoding for *sse_prologue_save_insn.
4667 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
4668 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
4669 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
4670 enabled, otherwise return -3.
4671 (standard_sse_constant_opcode): Handle AVX and 256bit vector
4673 (print_reg): Support AVX registers. Handle 'x' and 't'.
4674 Handle 'd' to duplicate the operand.
4675 (print_operand): Likewise. Also support AVX vector compare
4677 (output_387_binary_op): Support AVX.
4678 (output_fp_compare): Likewise.
4679 (ix86_expand_vector_move_misalign): Likewise.
4680 (ix86_attr_length_vex_default): New.
4681 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
4682 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
4683 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
4684 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
4685 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
4686 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
4687 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
4688 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
4689 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
4690 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
4691 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
4692 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
4693 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
4694 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
4695 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
4696 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
4697 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
4698 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
4699 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
4700 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
4701 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
4702 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
4703 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
4704 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
4705 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
4706 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
4707 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
4708 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
4709 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
4710 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
4711 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
4712 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
4713 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
4714 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
4715 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
4716 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
4717 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
4718 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
4719 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
4720 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
4721 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
4722 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
4723 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
4724 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
4725 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
4726 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
4727 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
4728 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
4729 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
4730 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
4731 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
4732 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
4733 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
4734 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
4735 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
4736 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
4737 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
4738 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
4739 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
4740 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
4741 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
4742 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
4743 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
4744 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
4745 and IX86_BUILTIN_MOVMSKPS256,
4746 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
4747 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
4748 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
4749 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
4750 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
4751 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
4752 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
4753 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
4754 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
4755 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
4756 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
4757 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
4758 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
4759 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
4760 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
4761 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
4762 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
4763 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
4764 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
4765 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
4766 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
4767 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
4768 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
4769 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
4770 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
4771 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
4772 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
4773 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
4774 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
4775 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
4776 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
4777 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
4778 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
4779 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
4780 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
4781 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
4782 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
4783 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
4784 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
4785 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
4786 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
4787 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
4788 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
4789 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
4790 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
4791 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
4792 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
4793 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
4794 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
4795 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
4796 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
4797 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
4798 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
4799 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
4800 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
4801 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
4802 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
4803 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
4805 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
4806 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
4807 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
4808 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
4809 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
4810 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
4811 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
4812 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
4813 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
4814 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
4815 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
4816 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
4817 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
4818 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
4819 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
4820 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
4821 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
4822 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
4823 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
4824 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
4825 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
4826 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
4827 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
4828 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
4829 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
4830 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
4831 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
4832 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
4833 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
4834 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
4835 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
4836 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
4837 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
4838 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
4839 IX86_BUILTIN_MOVMSKPS256.
4840 (ix86_init_mmx_sse_builtins): Support AVX builtins.
4841 (ix86_expand_args_builtin): Likewise.
4842 (ix86_expand_special_args_builtin): Likewise.
4843 (ix86_hard_regno_mode_ok): Handle AVX modes.
4844 (ix86_expand_vector_init_duplicate): Likewise.
4845 (ix86_expand_vector_init_one_nonzero): Likewise.
4846 (ix86_expand_vector_init_one_var): Likewise.
4847 (ix86_expand_vector_init_concat): Likewise.
4848 (ix86_expand_vector_init_general): Likewise.
4849 (ix86_expand_vector_set): Likewise.
4850 (ix86_vector_mode_supported_p): Likewise.
4851 (x86_extended_reg_mentioned_p): Check INSN_P before using
4854 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
4855 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
4857 * config/i386/i386.h (TARGET_AVX): New.
4858 (TARGET_FMA): Likewise.
4859 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
4860 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
4861 (VALID_AVX256_REG_MODE): New.
4862 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4863 (AVX_FLOAT_MODE_P): Likewise.
4864 (AVX128_VEC_FLOAT_MODE_P): Likewise.
4865 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4866 (AVX_VEC_FLOAT_MODE_P): Likewise.
4867 (ASM_OUTPUT_AVX_PREFIX): Likewise.
4868 (ASM_OUTPUT_OPCODE): Likewise.
4869 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
4871 (SSE_REG_MODE_P): Allow 256bit vector modes.
4872 (ix86_args): Add a warn_avx field.
4874 * config/i386/i386.md (UNSPEC_PCMP): New.
4875 (UNSPEC_VPERMIL): Likewise.
4876 (UNSPEC_VPERMIL2): Likewise.
4877 (UNSPEC_VPERMIL2F128): Likewise.
4878 (UNSPEC_MASKLOAD): Likewise.
4879 (UNSPEC_MASKSTORE): Likewise.
4880 (UNSPEC_CAST): Likewise.
4881 (UNSPEC_VTESTP): Likewise.
4882 (UNSPECV_VZEROALL): Likewise.
4883 (UNSPECV_VZEROUPPER): Likewise.
4884 (XMM0_REG): Likewise.
4885 (XMM1_REG): Likewise.
4886 (XMM2_REG): Likewise.
4887 (XMM3_REG): Likewise.
4888 (XMM4_REG): Likewise.
4889 (XMM5_REG): Likewise.
4890 (XMM6_REG): Likewise.
4891 (XMM8_REG): Likewise.
4892 (XMM9_REG): Likewise.
4893 (XMM10_REG): Likewise.
4894 (XMM11_REG): Likewise.
4895 (XMM12_REG): Likewise.
4896 (XMM13_REG): Likewise.
4897 (XMM14_REG): Likewise.
4898 (XMM15_REG): Likewise.
4900 (prefix_vex_imm8): Likewise.
4901 (prefix_vex_w): Likewise.
4902 (length_vex): Likewise.
4905 (*avx_ashlti3): Likewise.
4906 (*avx_lshrti3): Likewise.
4907 (*avx_setcc<mode>): Likewise.
4908 (*fop_<mode>_comm_mixed_avx): Likewise.
4909 (*fop_<mode>_comm_avx): Likewise.
4910 (*fop_<mode>_1_mixed_avx): Likewise.
4911 (*fop_<mode>_1_avx): Likewise.
4912 (*avx_<code><mode>3): Likewise.
4913 (*avx_ieee_smin<mode>3): Likewise.
4914 (*avx_ieee_smax<mode>3): Likewise.
4915 (mode): Add OI, V8SF and V4DF.
4916 (length): Support VEX prefix.
4917 (*cmpfp_i_mixed): Set prefix attribute.
4918 (*cmpfp_i_sse): Likewise.
4919 (*cmpfp_iu_mixed): Likewise.
4920 (*cmpfp_iu_sse): Likewise.
4921 (*movsi_1): Support AVX.
4922 (*movdi_2): Likewise.
4923 (*movdi_1_rex64): Likewise.
4924 (*movti_internal): Likewise.
4925 (*movti_rex64): Likewise.
4926 (*movsf_1): Likewise.
4927 (*movdf_nointeger): Likewise.
4928 (*movdf_integer_rex64): Likewise.
4929 (*movtf_internal): Likewise.
4930 (zero_extendsidi2_32): Likewise.
4931 (zero_extendsidi2_rex64): Likewise.
4932 (*extendsfdf2_mixed): Likewise.
4933 (*extendsfdf2_sse): Likewise.
4934 (*truncdfsf_fast_mixed): Likewise.
4935 (*truncdfsf_fast_sse): Likewise.
4936 (*truncdfsf_mixed): Likewise.
4937 (fix_trunc<mode>di_sse): Likewise.
4938 (fix_trunc<mode>si_sse): Likewise.
4939 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
4940 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
4941 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
4942 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
4943 (*rcpsf2_sse): Likewise.
4944 (*rsqrtsf2_sse): Likewise.
4945 (*sqrt<mode>2_sse): Likewise.
4946 (sse4_1_round<mode>2): Likewise.
4947 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
4948 Support AVX. Set length attribute properly for AVX.
4950 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
4951 (VECTOR_MODES (FLOAT, 32)): Likewise.
4952 (VECTOR_MODE (INT, DI, 8)): Likewise.
4953 (VECTOR_MODE (INT, HI, 32)): Likewise.
4954 (VECTOR_MODE (INT, QI, 64)): Likewise.
4955 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
4956 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
4957 (VECTOR_MODE (INT, DI, 4)): Removed.
4958 (VECTOR_MODE (INT, SI, 8)): Likewise.
4959 (VECTOR_MODE (INT, HI, 16)): Likewise.
4960 (VECTOR_MODE (INT, QI, 32)): Likewise.
4961 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
4962 (INT_MODE (OI, 32)): Likewise.
4964 * config/i386/i386.opt (mavx): New.
4967 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
4969 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
4970 (*mov<mode>_internal_avx): New.
4971 (*movv2sf_internal_rex64_avx): Likewise.
4972 (*movv2sf_internal_avx): Likewise.
4974 * config/i386/predicates.md (const_4_to_5_operand): New.
4975 (const_6_to_7_operand): Likewise.
4976 (const_8_to_11_operand): Likewise.
4977 (const_12_to_15_operand): Likewise.
4978 (avx_comparison_float_operator): Likewise.
4980 * config/i386/sse.md (AVX256MODEI): New.
4981 (AVX256MODE): Likewise.
4982 (AVXMODEQI): Likewise.
4983 (AVXMODE): Likewise.
4984 (AVX256MODEF2P): Likewise.
4985 (AVX256MODE2P): Likewise.
4986 (AVX256MODE4P): Likewise.
4987 (AVX256MODE8P): Likewise.
4988 (AVXMODEF2P): Likewise.
4989 (AVXMODEF4P): Likewise.
4990 (AVXMODEDCVTDQ2PS): Likewise.
4991 (AVXMODEDCVTPS2DQ): Likewise.
4992 (avxvecmode): Likewise.
4993 (avxvecpsmode): Likewise.
4994 (avxhalfvecmode): Likewise.
4995 (avxscalarmode): Likewise.
4996 (avxcvtvecmode): Likewise.
4997 (avxpermvecmode): Likewise.
4998 (avxmodesuffixf2c): Likewise.
4999 (avxmodesuffixp): Likewise.
5000 (avxmodesuffixs): Likewise.
5001 (avxmodesuffix): Likewise.
5002 (vpermilbits): Likewise.
5003 (pinsrbits): Likewise.
5004 (mov<mode>): Likewise.
5005 (*mov<mode>_internal): Likewise.
5006 (push<mode>1): Likewise.
5007 (movmisalign<mode>): Likewise.
5008 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5009 (avx_movdqu<avxmodesuffix>): Likewise.
5010 (avx_lddqu<avxmodesuffix>): Likewise.
5011 (<plusminus_insn><mode>3): Likewise.
5012 (*avx_<plusminus_insn><mode>3): Likewise.
5013 (*avx_vm<plusminus_insn><mode>3): Likewise.
5014 (mul<mode>3): Likewise.
5015 (*avx_mul<mode>3): Likewise.
5016 (*avx_vmmul<mode>3): Likewise.
5017 (divv8sf3): Likewise.
5018 (divv4df3): Likewise.
5019 (avx_div<mode>3): Likewise.
5020 (*avx_div<mode>3): Likewise.
5021 (*avx_vmdiv<mode>3): Likewise.
5022 (avx_rcpv8sf2): Likewise.
5023 (*avx_vmrcpv4sf2): Likewise.
5024 (sqrtv8sf2): Likewise.
5025 (avx_sqrtv8sf2): Likewise.
5026 (*avx_vmsqrt<mode>2): Likewise.
5027 (rsqrtv8sf2): Likewise.
5028 (avx_rsqrtv8sf2): Likewise.
5029 (*avx_vmrsqrtv4sf2): Likewise.
5030 (<code><mode>3): Likewise.
5031 (*avx_<code><mode>3_finite): Likewise.
5032 (*avx_<code><mode>3): Likewise.
5033 (*avx_vm<code><mode>3): Likewise.
5034 (*avx_ieee_smin<mode>3): Likewise.
5035 (*avx_ieee_smax<mode>3): Likewise.
5036 (avx_addsubv8sf3): Likewise.
5037 (avx_addsubv4df3): Likewise.
5038 (*avx_addsubv4sf3): Likewise.
5039 (*avx_addsubv2df3): Likewise.
5040 (avx_h<plusminus_insn>v4df3): Likewise.
5041 (avx_h<plusminus_insn>v8sf3): Likewise.
5042 (*avx_h<plusminus_insn>v4sf3): Likewise.
5043 (*avx_h<plusminus_insn>v2df3): Likewise.
5044 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
5045 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
5046 (*avx_maskcmp<mode>3): Likewise.
5047 (avx_nand<mode>3): Likewise.
5048 (*avx_<code><mode>3): Likewise.
5049 (*avx_nand<mode>3): Likewise.
5050 (*avx_<code><mode>3): Likewise.
5051 (*avx_cvtsi2ss): Likewise.
5052 (*avx_cvtsi2ssq): Likewise.
5053 (*avx_cvtsi2sd): Likewise.
5054 (*avx_cvtsi2sdq): Likewise.
5055 (*avx_cvtsd2ss): Likewise.
5056 (avx_cvtss2sd): Likewise.
5057 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
5058 (avx_cvtps2dq<avxmodesuffix>): Likewise.
5059 (avx_cvttps2dq<avxmodesuffix>): Likewise.
5060 (*avx_cvtsi2sd): Likewise.
5061 (*avx_cvtsi2sdq): Likewise.
5062 (avx_cvtdq2pd256): Likewise.
5063 (avx_cvtpd2dq256): Likewise.
5064 (avx_cvttpd2dq256): Likewise.
5065 (*avx_cvtsd2ss): Likewise.
5066 (*avx_cvtss2sd): Likewise.
5067 (avx_cvtpd2ps256): Likewise.
5068 (avx_cvtps2pd256): Likewise.
5069 (*avx_movhlps): Likewise.
5070 (*avx_movlhps): Likewise.
5071 (avx_unpckhps256): Likewise.
5072 (*avx_unpckhps): Likewise.
5073 (avx_unpcklps256): Likewise.
5074 (*avx_unpcklps): Likewise.
5075 (avx_movshdup256): Likewise.
5076 (avx_movsldup256): Likewise.
5077 (avx_shufps256): Likewise.
5078 (avx_shufps256_1): Likewise.
5079 (*avx_shufps_<mode>): Likewise.
5080 (*avx_loadhps): Likewise.
5081 (*avx_storelps): Likewise.
5082 (*avx_loadlps): Likewise.
5083 (*avx_movss): Likewise.
5084 (*vec_dupv4sf_avx): Likewise.
5085 (*vec_concatv2sf_avx): Likewise.
5086 (*vec_concatv4sf_avx): Likewise.
5087 (*vec_setv4sf_0_avx): Likewise.
5088 (*vec_setv4sf_avx): Likewise.
5089 (*avx_insertps): Likewise.
5090 (avx_vextractf128<mode>): Likewise.
5091 (vec_extract_lo_<mode>): Likewise.
5092 (vec_extract_hi_<mode>): Likewise.
5093 (vec_extract_lo_<mode>): Likewise.
5094 (vec_extract_hi_<mode>): Likewise.
5095 (vec_extract_lo_v16hi): Likewise.
5096 (vec_extract_hi_v16hi): Likewise.
5097 (vec_extract_lo_v32qi): Likewise.
5098 (vec_extract_hi_v32qi): Likewise.
5099 (avx_unpckhpd256): Likewise.
5100 (*avx_unpckhpd): Likewise.
5101 (avx_movddup256): Likewise.
5102 (*avx_movddup): Likewise.
5103 (avx_unpcklpd256): Likewise.
5104 (*avx_unpcklpd): Likewise.
5105 (avx_shufpd256): Likewise.
5106 (avx_shufpd256_1): Likewise.
5107 (*avx_punpckhqdq): Likewise.
5108 (*avx_punpcklqdq): Likewise.
5109 (*avx_shufpd_<mode>): Likewise.
5110 (*avx_storehpd): Likewise.
5111 (*avx_loadhpd): Likewise.
5112 (*avx_loadlpd): Likewise.
5113 (*avx_movsd): Likewise.
5114 (*vec_concatv2df_avx): Likewise.
5115 (*avx_<plusminus_insn><mode>3): Likewise.
5116 (*avx_<plusminus_insn><mode>3): Likewise.
5117 (*avx_mulv8hi3): Likewise.
5118 (*avxv8hi3_highpart): Likewise.
5119 (*avx_umulv8hi3_highpart): Likewise.
5120 (*avx_umulv2siv2di3): Likewise.
5121 (*avx_mulv2siv2di3): Likewise.
5122 (*avx_pmaddwd): Likewise.
5123 (*avx_mulv4si3): Likewise.
5124 (*avx_ashr<mode>3): Likewise.
5125 (*avx_lshr<mode>3): Likewise.
5126 (*avx_ashl<mode>3): Likewise.
5127 (*avx_<code><mode>3): Likewise.
5128 (*avx_eq<mode>3): Likewise.
5129 (*avx_gt<mode>3): Likewise.
5130 (*avx_nand<mode>3): Likewise.
5131 (*avx_nand<mode>3): Likewise.
5132 (*avx_<code><mode>3): Likewise.
5133 (*avx_<code><mode>3): Likewise.
5134 (*avx_packsswb): Likewise.
5135 (*avx_packssdw): Likewise.
5136 (*avx_packuswb): Likewise.
5137 (*avx_punpckhbw): Likewise.
5138 (*avx_punpcklbw): Likewise.
5139 (*avx_punpckhwd): Likewise.
5140 (*avx_punpcklwd): Likewise.
5141 (*avx_punpckhdq): Likewise.
5142 (*avx_punpckldq): Likewise.
5143 (*avx_pinsr<avxmodesuffixs>): Likewise.
5144 (*avx_pinsrq): Likewise.
5145 (*avx_loadld): Likewise.
5146 (*vec_extractv2di_1_rex64_avx): Likewise.
5147 (*vec_extractv2di_1_avx): Likewise.
5148 (*vec_dupv2di_avx): Likewise.
5149 (*vec_concatv2si_avx): Likewise.
5150 (*vec_concatv4si_1_avx): Likewise.
5151 (*vec_concatv2di_avx): Likewise.
5152 (*vec_concatv2di_rex64_avx): Likewise.
5153 (*avx_uavgv16qi3): Likewise.
5154 (*avx_uavgv8hi3): Likewise.
5155 (*avx_psadbw): Likewise.
5156 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
5157 (*avx_phaddwv8hi3): Likewise.
5158 (*avx_phadddv4si3): Likewise.
5159 (*avx_phaddswv8hi3): Likewise.
5160 (*avx_phsubwv8hi3): Likewise.
5161 (*avx_phsubdv4si3): Likewise.
5162 (*avx_phsubswv8hi3): Likewise.
5163 (*avx_pmaddubsw128): Likewise.
5164 (*avx_pmulhrswv8hi3): Likewise.
5165 (*avx_pshufbv16qi3): Likewise.
5166 (*avx_psign<mode>3): Likewise.
5167 (*avx_palignrti): Likewise.
5168 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5169 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5170 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5171 (*avx_mpsadbw): Likewise.
5172 (*avx_packusdw): Likewise.
5173 (*avx_pblendvb): Likewise.
5174 (*avx_pblendw): Likewise.
5175 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5176 (avx_ptest256): Likewise.
5177 (avx_roundp<avxmodesuffixf2c>256): Likewise.
5178 (*avx_rounds<ssemodesuffixf2c>): Likewise.
5179 (*avx_aesenc): Likewise.
5180 (*avx_aesenclast): Likewise.
5181 (*avx_aesdec): Likewise.
5182 (*avx_aesdeclast): Likewise.
5183 (avx_vzeroupper): Likewise.
5184 (avx_vzeroupper_rex64): Likewise.
5185 (avx_vpermil<mode>): Likewise.
5186 (avx_vpermilvar<mode>3): Likewise.
5187 (avx_vpermil2<mode>3): Likewise.
5188 (avx_vperm2f128<mode>3): Likewise.
5189 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5190 (avx_vbroadcastss256): Likewise.
5191 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
5192 (avx_vinsertf128<mode>): Likewise.
5193 (vec_set_lo_<mode>): Likewise.
5194 (vec_set_hi_<mode>): Likewise.
5195 (vec_set_lo_<mode>): Likewise.
5196 (vec_set_hi_<mode>): Likewise.
5197 (vec_set_lo_v16hi): Likewise.
5198 (vec_set_hi_v16hi): Likewise.
5199 (vec_set_lo_v32qi): Likewise.
5200 (vec_set_hi_v32qi): Likewise.
5201 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5202 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5203 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
5204 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
5205 (vec_init<mode>): Likewise.
5206 (*vec_concat<mode>_avx): Likewise.
5207 (blendbits): Support V8SF and V4DF.
5208 (sse2_movq128): Support AVX.
5209 (<sse>_movnt<mode>): Likewise.
5210 (sse2_movntv2di): Likewise.
5211 (sse_rcpv4sf2): Likewise.
5212 (sse_sqrtv4sf2): Likewise.
5213 (sse_rsqrtv4sf2): Likewise.
5214 (<sse>_comi): Likewise.
5215 (<sse>_ucomi): Likewise.
5216 (sse_cvtss2si): Likewise.
5217 (sse_cvtss2si_2): Likewise.
5218 (sse_cvtss2siq): Likewise.
5219 (sse_cvtss2siq_2): Likewise.
5220 (sse_cvttss2si): Likewise.
5221 (sse_cvttss2siq): Likewise.
5222 (sse2_cvtsd2si): Likewise.
5223 (sse2_cvtsd2si_2): Likewise.
5224 (sse2_cvtsd2siq): Likewise.
5225 (sse2_cvtsd2siq_2): Likewise.
5226 (sse2_cvttsd2si): Likewise.
5227 (sse2_cvttsd2siq): Likewise.
5228 (sse2_cvtdq2pd): Likewise.
5229 (*sse2_cvtpd2dq): Likewise.
5230 (*sse2_cvttpd2dq): Likewise.
5231 (*sse2_cvtpd2ps): Likewise.
5232 (sse2_cvtps2pd): Likewise.
5233 (sse3_movshdup): Likewise.
5234 (sse3_movsldup): Likewise.
5235 (sse_storehps): Likewise.
5236 (*sse4_1_extractps): Likewise.
5237 (sse2_storelpd): Likewise.
5238 (vec_dupv2df_sse3): Likewise.
5239 (*vec_concatv2df_sse3): Likewise.
5240 (*sse4_1_pextrb): Likewise.
5241 (*sse4_1_pextrb_memory): Likewise.
5242 (*sse2_pextrw): Likewise.
5243 (*sse4_1_pextrw_memory): Likewise.
5244 (*sse4_1_pextrd): Likewise.
5245 (*sse4_1_pextrq): Likewise.
5246 (sse2_pshufd_1): Likewise.
5247 (sse2_pshuflw_1): Likewise.
5248 (sse2_pshufhw_1): Likewise.
5249 (*sse2_storeq_rex64): Likewise.
5250 (*vec_dupv4si): Likewise.
5251 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
5252 (sse2_pmovmskb): Likewise.
5253 (*sse2_maskmovdqu): Likewise.
5254 (*sse2_maskmovdqu_rex64): Likewise.
5255 (sse_ldmxcsr): Likewise.
5256 (sse_stmxcsr): Likewise.
5257 (abs<mode>2): Likewise.
5258 (sse4_1_movntdqa): Likewise.
5259 (sse4_1_phminposuw): Likewise.
5260 (sse4_1_extendv8qiv8hi2): Likewise.
5261 (*sse4_1_extendv8qiv8hi2): Likewise.
5262 (sse4_1_extendv4qiv4si2): Likewise.
5263 (*sse4_1_extendv4qiv4si2): Likewise.
5264 (sse4_1_extendv2qiv2di2): Likewise.
5265 (*sse4_1_extendv2qiv2di2): Likewise.
5266 (sse4_1_extendv4hiv4si2): Likewise.
5267 (*sse4_1_extendv4hiv4si2): Likewise.
5268 (sse4_1_extendv2hiv2di2): Likewise.
5269 (*sse4_1_extendv2hiv2di2): Likewise.
5270 (sse4_1_extendv2siv2di2): Likewise.
5271 (*sse4_1_extendv2siv2di2): Likewise.
5272 (sse4_1_zero_extendv8qiv8hi2): Likewise.
5273 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
5274 (sse4_1_zero_extendv4qiv4si2): Likewise.
5275 (*sse4_1_zero_extendv4qiv4si2): Likewise.
5276 (sse4_1_zero_extendv2qiv2di2): Likewise.
5277 (*sse4_1_zero_extendv2qiv2di2): Likewise.
5278 (sse4_1_zero_extendv4hiv4si2): Likewise.
5279 (*sse4_1_zero_extendv4hiv4si2): Likewise.
5280 (sse4_1_zero_extendv2hiv2di2): Likewise.
5281 (*sse4_1_zero_extendv2hiv2di2): Likewise.
5282 (sse4_1_zero_extendv2siv2di2): Likewise.
5283 (*sse4_1_zero_extendv2siv2di2): Likewise.
5284 (sse4_1_ptest): Likewise.
5285 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
5286 (sse4_2_pcmpestri): Likewise.
5287 (sse4_2_pcmpestrm): Likewise.
5288 (sse4_2_pcmpistri): Likewise.
5289 (sse4_2_pcmpistrm): Likewise.
5291 (aeskeygenassist): Likewise.
5293 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
5295 * config/i386/predicates.md (vzeroall_operation): New.
5297 * config/i386/sse.md (avx_vzeroall): New.
5298 (*avx_vzeroall): Likewise.
5300 2008-08-28 Paul Brook <paul@codesourcery.com>
5301 Mark Shinwell <shinwell@codesourcery.com>
5302 Richard Earnshaw <richard.earnshaw@arm.com>
5304 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
5305 (TARGET_MIN_ANCHOR_OFFSET): New.
5306 (arm_override_options): Set correct anchor ranges for Thumb-1
5307 and Thumb-2 if required.
5308 (legitimize_pic_address): Handle case involving a TLS symbol
5309 reference with an addend.
5310 (arm_optimization_options): Enable section anchors at -O1 and
5312 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
5313 * config/arm/arm-protos.h (arm_optimization_options): New.
5315 2008-08-28 Nick Clifton <nickc@redhat.com>
5317 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
5318 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
5321 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
5322 * config/v850/v850.md (return): Remove frame size restriction.
5324 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
5326 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
5328 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
5330 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
5332 2008-08-28 Paul Brook <paul@codesourcery.com>
5334 * config/arm/vfp11.md: Update license notice.
5335 * config/arm/cortex-r4.md: Ditto.
5337 2008-08-28 Richard Guenther <rguenther@suse.de>
5339 PR tree-optimization/37207
5340 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
5343 2008-08-28 Dodji Seketeli <dodji@redhat.com>
5346 * tree.c (int_fits_type_p): Don't forget unsigned integers
5347 of type sizetype which higher end word equals -1.
5349 2008-08-28 Ira Rosen <irar@il.ibm.com>
5351 * target.h (struct vectorize): Add new target builtin.
5352 * tree-vectorizer.c (destroy_loop_vec_info): Call
5353 vect_free_slp_instance instead of vect_free_slp_node.
5354 * tree-vectorizer.h (enum slp_load_perm_type): New.
5355 (struct _slp_instance): Add new fields.
5356 (SLP_INSTANCE_LOAD_PERMUTATION): New.
5357 (SLP_INSTANCE_LOADS): New.
5358 (vect_free_slp_tree): Remove.
5359 (vect_free_slp_instance): Declare.
5360 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
5361 (vectorizable_load): Add argument.
5362 (vect_transform_slp_perm_load): New.
5363 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
5365 (vect_get_place_in_interleaving_chain): New function.
5366 (vect_free_slp_tree): Make static.
5367 (vect_free_slp_instance): New function.
5368 (vect_build_slp_tree): Add new arguments. Allow load permutations and
5369 collect the load location in the interleaving chain.
5370 (vect_supported_slp_permutation_p): New function.
5371 (vect_supported_load_permutation_p): Likewise.
5372 (vect_analyze_slp_instance): In case of loads permutation, call
5373 vect_supported_load_permutation_p to check that the permutation is
5375 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
5376 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
5377 (vect_create_mask_and_perm): New function.
5378 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
5379 (vectorizable_load): Add an argument. Don't keep the created vectors
5380 statements in the node if permutation is required. Call
5381 vect_transform_slp_perm_load to generate the permutation.
5382 (vect_transform_stmt): Add new argument. Call vectorizable_load with
5383 additional argument.
5384 (vect_schedule_slp_instance): In case of loads permutation, allocate
5385 vectorized statements structure for all the related SLP nodes. Call
5386 vect_transform_stmt with addditional argument.
5387 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
5388 * config/spu/spu.c (spu_builtin_vec_perm): New.
5389 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
5390 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
5391 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
5392 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
5394 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
5396 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
5397 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
5398 __gthread_cond_signal, __gthread_cond_timedwait,
5399 __gthread_cond_timedwait_recursive): New functions.
5400 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
5402 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
5405 2008-08-28 Richard Guenther <rguenther@suse.de>
5408 * fold-const.c (maybe_canonicalize_comparison_1): Require
5409 undefined overflow only for canonicalizing A +- CST cmp CST.
5410 Make sure to not generate new constants that are not inside
5411 their TYPE_MIN/MAX_VALUE range.
5412 (maybe_canonicalize_comparison): Remove undefined overflow
5414 (fold_binary): Remove now duplicate folding.
5416 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
5418 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
5419 use not updated in the last change.
5421 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
5423 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
5424 (IRA_COVER_CLASSES): Add FPUL_REGS.
5426 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5429 * c-common.c (conversion_warning): Check for null operands.
5431 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5434 * c-decl.c (check_for_loop_decls): Improve error message. Give
5437 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5440 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
5441 (convert_for_assignment): Pass corrent OPT_W* parameter to
5442 WARN_FOR_ASSIGNMENT.
5444 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
5447 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
5449 2008-08-27 Paul Brook <paul@codesourcery.com>
5451 * config.gcc: Loosen checks for arm uclinux eabi targets.
5453 2008-08-27 Paul Brook <paul@codesourcery.com>
5455 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
5457 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
5459 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
5461 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
5462 the enumerators of an ENUMERAL_TYPE.
5463 * dbxout.c (dbxout_type): Ditto.
5465 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
5468 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
5469 (fwprop_addr): Check that the loop_father is not the outer loop.
5471 2008-08-26 Paul Brook <paul@codesourcery.com>
5473 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
5474 Remove documentation entry for fmul type.
5475 Use fmuls to annotate single-precision multiplication patterns,
5476 fmuld to annotate double-precision multiplication patterns,
5477 fmacs to annotate single-precision multiply-accumulate patterns
5478 and fmacd to annotate double-precision multiply-accumulate patterns.
5479 * config/arm/vfp11.md: Update reservations accordingly.
5480 * config/arm/arm.md: Note that certain values of the "type"
5481 attribute are documented in vfp.md.
5482 * config/arm/arm1020e.md: Remove out of date duplicate comment.
5483 (v10_cvt): Use new fmul types.
5485 2008-08-26 Paul Brook <paul@codesourcery.com>
5487 * config/arm/vfp.md: Move pipeline description for VFP11 to...
5488 * config/arm/vfp11.md: ...here. New.
5489 * config/arm/arm.md: Include vfp11.md.
5491 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
5493 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
5494 parameter to inform call.
5496 2008-08-26 Jeff Law <law@redhat.com>
5498 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
5499 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
5500 preferred class when copying a constant into a partial word register.
5502 2008-08-26 Ben Elliston <bje@au.ibm.com>
5504 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
5505 * cp/typeck.c: Likewise.
5506 * cp/tree.c: Likewise.
5507 * gimple-low.c: Likewise.
5510 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
5512 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
5513 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
5515 * doc/passes.texi: Describe IRA.
5517 * doc/tm.texi (IRA_COVER_CLASSES,
5518 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
5520 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
5521 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
5522 -fira-propagate-cost, -fno-ira-share-save-slots,
5523 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
5525 * flags.h (ira_algorithm): New enumeration.
5526 (flag_ira_algorithm, flag_ira_verbose): New external variable
5529 * postreload.c (gate_handle_postreload): Don't do post reload
5530 optimizations unless the reload is completed.
5532 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
5535 * tree-pass.h (pass_ira): New external variable declaration.
5537 * reload.h: Add 2008 to the Copyright.
5539 * cfgloopanal.c: Include params.h.
5540 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
5543 * params.h (IRA_MAX_LOOPS_NUM): New macro.
5545 * toplev.c (ira.h): New include.
5546 (flag_ira_algorithm, flag_ira_verbose): New external variables.
5547 (backend_init_target): Call ira_init.
5548 (backend_init): Call ira_init_once.
5549 (finalize): Call finish_ira_once.
5551 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
5552 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
5555 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
5556 may_move_out_cost): New external variable declarations.
5557 (move_table): New typedef.
5559 * caller-save.c: Include headers output.h and ira.h.
5560 (no_caller_save_reg_set): New global variable.
5561 (save_slots_num, save_slots): New variables.
5562 (reg_save_code, reg_restore_code, add_stored_regs): Add
5564 (init_caller_save): Set up no_caller_save_reg_set.
5565 (init_save_areas): Reset save_slots_num.
5566 (saved_hard_reg): New structure.
5567 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
5568 (initiate_saved_hard_regs, new_saved_hard_reg,
5569 finish_saved_hard_regs, saved_hard_reg_compare_func): New
5571 (setup_save_areas): Add code for sharing stack slots.
5572 (all_blocks): New variable.
5573 (save_call_clobbered_regs): Process pseudo-register too.
5574 (mark_set_regs): Process pseudo-register too.
5575 (insert_one_insn): Put the insn after bb note in a empty basic
5576 block. Add insn check.
5578 * global.c (eliminable_regset): Make it external.
5579 (mark_elimination): Use DF_LR_IN for IRA.
5580 (pseudo_for_reload_consideration_p): New.
5581 (build_insn_chain): Make it external. Don't ignore spilled
5582 pseudos for IRA. Use pseudo_for_reload_consideration_p.
5583 (gate_handle_global_alloc): New function.
5584 (pass_global_alloc): Add the gate function.
5586 * opts.c (decode_options): Set up flag_ira. Print the warning for
5588 (common_handle_option): Process -fira-algorithm and -fira-verbose.
5590 * timevar.def (TV_IRA, TV_RELOAD): New passes.
5592 * regmove.c (regmove_optimize): Don't do replacement of output for
5595 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
5596 New external variable declarations.
5598 * local-alloc.c (update_equiv_regs): Make it external. Return
5599 true if jump label rebuilding should be done. Rescan new_insn for
5601 (gate_handle_local_alloc): New function.
5602 (pass_local_alloc): Add the gate function.
5604 * alias.c (value_addr_p, stack_addr_p): New functions.
5605 (nonoverlapping_memrefs_p): Use them for IRA.
5607 * common.opt (fira, fira-algorithm, fira-coalesce,
5608 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
5609 fira-verbose): New options.
5611 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
5612 move_cost, may_move_in_cost, may_move_out_cost): Make the
5614 (move_table): Remove typedef.
5615 (init_move_cost): Make it external.
5616 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
5619 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
5620 setup_reg_classes): New function prototypes.
5621 (eliminable_regset): New external variable declaration.
5622 (build_insn_chain, update_equiv_regs): New function prototypes.
5624 * Makefile.in (IRA_INT_H): New definition.
5625 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
5626 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
5627 (reload1.o, toplev.o): Add dependence on ira.h.
5628 (cfgloopanal.o): Add PARAMS_H.
5629 (caller-save.o): Add dependence on output.h and ira.h.
5630 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
5631 ira-emit.o, ira-lives.o): New entries.
5633 * passes.c (pass_ira): New pass.
5635 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
5637 * reload1.c (ira.h): Include the header.
5638 (changed_allocation_pseudos): New bitmap.
5639 (init_reload): Initiate the bitmap.
5640 (compute_use_by_pseudos): Permits spilled registers in FROM.
5641 (temp_pseudo_reg_arr): New variable.
5642 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
5643 IRA. Call alter_reg with the additional parameter. Don't clear
5644 spilled_pseudos for IRA. Restore original insn chain for IRA.
5645 Clear changed_allocation_pseudos at the end of reload.
5646 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
5647 (hard_regno_to_pseudo_regno): New variable.
5648 (count_pseudo): Check spilled pseudos. Set up
5649 hard_regno_to_pseudo_regno.
5650 (count_spilled_pseudo): Check spilled pseudos. Update
5651 hard_regno_to_pseudo_regno.
5652 (find_reg): Use better_spill_reload_regno_p. Check
5653 hard_regno_to_pseudo_regno.
5654 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
5656 (eliminate_regs_1): Use additional parameter for alter_reg.
5657 (finish_spills): Set up pseudo_previous_regs only for spilled
5658 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
5659 more arguments. Don't clear live_throughout and dead_or_set for
5660 spilled pseudos. Use additional parameter for alter_reg. Call
5661 mark_allocation_change. Set up changed_allocation_pseudos.
5662 Remove sanity check.
5663 (emit_input_reload_insns, delete_output_reload): Use additional
5664 parameter for alter_reg. Call mark_allocation_change.
5665 (substitute, gen_reload_chain_without_interm_reg_p): New
5667 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
5669 * testsuite/gcc.dg/20080410-1.c: New file.
5671 * config/s390/s390.h (IRA_COVER_CLASSES,
5672 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
5674 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
5676 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
5678 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
5680 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
5682 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
5684 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
5686 2008-08-24 Jeff Law <law@redhat.com>
5687 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
5688 when ignoring unavailable registers.
5690 2008-08-24 Jeff Law <law@redhat.com>
5691 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
5692 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
5693 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
5694 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
5696 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
5697 * ira-build.c (allocno_range_compare_func): Stabilize sort.
5699 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
5700 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
5701 * reload1.c (find_reg): Process registers in register allocation order.
5703 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
5704 * toplev.c (backend_init_target): Move ira_init call from
5706 (lang_dependent_init_target): ...to here.
5708 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
5709 * ira.c (setup_class_subset_and_memory_move_costs): Don't
5710 calculate memory move costs for NO_REGS.
5712 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
5713 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
5714 STACK_REGS is defined.
5716 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
5717 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
5719 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
5720 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
5722 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
5723 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
5724 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
5727 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
5728 Dorit Nuzman <dorit@il.ibm.com>
5730 * gcc/config/spu/spu.md (vec_extract_evenv4si,
5731 vec_extract_evenv4sf, vec_extract_evenv8hi,
5732 vec_extract_evenv16qi, vec_extract_oddv4si,
5733 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
5734 vec_interleave_highv4sf, vec_interleave_lowv4sf,
5735 vec_interleave_highv4si, vec_interleave_lowv4si,
5736 vec_interleave_highv8hi, vec_interleave_lowv8hi,
5737 vec_interleave_highv16qi, vec_interleave_lowv16qi,
5738 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
5740 2008-08-25 Janis Johnson <janis187@us.ibm.com>
5743 * config/rs6000/rs6000.c (optimization_options): Don't default to
5744 section anchors without toplevel reorder.
5746 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5748 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
5749 (mfc_end_critical_section): Likewise.
5751 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5753 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
5754 all type qualifiers from element type to vector type.
5756 2008-08-25 David Daney <ddaney@avtrex.com>
5758 * config/mips/mips.md (immediate_insn): Move up in file, fix
5759 comment typo, reformat.
5760 (fetchop_bit, atomic_hiqi_op memory_barrier,
5761 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
5762 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
5763 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
5764 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
5765 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
5766 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
5767 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
5768 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
5769 sync_old_nand<mode>, sync_new_nand<mode>,
5770 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
5771 test_and_set_12): Moved to sync.md.
5773 * config/mips/sync.md: New file.
5775 2008-08-25 Richard Henderson <rth@redhat.com>
5777 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
5778 (regsave): Likewise.
5779 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
5780 (output_cfi_directive): Likewise.
5781 (div_data_align): New.
5782 (output_cfi): Use it.
5784 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
5786 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
5787 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
5788 (TARGET_OCTEON): New macro.
5789 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
5790 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
5791 (ISA_HAS_POP): New macro.
5792 * config/mips/driver-native.c (host_detect_local_cpu): Handle
5794 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
5796 * config/mips/mips.md (cpu): Add octeon.
5797 (type): Add pop attribute value.
5798 (popcount<mode>2): New pattern.
5799 * doc/invoke.texi (-march=@var{arch}): Add octeon.
5801 2008-08-24 Jan Hubicka <jh@suse.cz>
5803 * doc/invoke.texi (-fipa-cp-clone): New option.
5804 (-fipa-cp): Update docs.
5805 (--param ipcp-unit-growth):New.
5806 * ipa-cp.c: Include fibheap.h, params.h
5807 (ipcp_initialize_node_lattices): When not cloning, all externally
5808 visible functions are bottom.
5809 (ipcp_need_redirect_p): Accept clones.
5810 (ipcp_insert_stage): Use cost driven heuristics.
5811 (max_count, dead_nodes): New static vars.
5812 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
5813 ipcp_const_param_count): New functions.
5814 * common.opt (ipa-cp-clone): New command line option.
5815 * params.def (ipcp-unit-growth): New.
5817 2008-08-24 Jan Hubicka <jh@suse.cz>
5819 * tree-inline.c (tree_function_versioning): Look harder
5820 for referenced vars.
5822 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
5824 PR tree-optimization/37185
5825 * matrix-reorg.c (transform_access_sites): Update changed stmt.
5827 2008-08-23 Jan Hubicka <jh@suse.cz>
5829 * ipa-cp.c (ipcp_analyze_node): New function.
5830 (ipcp_update_cloned_node): Use it.
5831 (ipcp_init_stage): Likewise.
5832 * ipa-inline.c (function_insertion_hook_holder): New static var.
5833 (analyze_function): Break out from ....
5834 (inline_generate_summary): Here; register insertion hook.
5835 (cgraph_decide_inlining): Remove hook.
5836 (add_new_function): New function.
5838 2008-08-23 Jan Hubicka <jh@suse.cz>
5840 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
5842 2008-08-23 Jan Hubicka <jh@suse.cz>
5844 * ipa-cp.c (constant_val_insert): Remove.
5845 (ipcp_propagate_one_const): Remove.
5846 (ipcp_create_replace_map): Always insert replacements to the map.
5847 (ipcp_insert_stage): Do not try to insert statements by hand.
5848 * tree-inline.c (insert_init_stmt): Break out from ...
5849 (setup_one_parameter): ... here; allow NULL BB pointer.
5850 (tree_function_versioning): Use setup_one_parameter to process
5853 2008-08-23 Jan Hubicka <jh@suse.cz>
5855 * tree.c (decl_address_ip_invariant_p): New function.
5856 * tree.h (decl_address_ip_invariant_p): Declare.
5857 * gimple.c (strip_invariant_refs): Break out from ...
5858 (is_gimple_invariant_address): ... here
5859 (is_gimple_ip_invariant_address): New function.
5860 (is_gimple_ip_invariant): New function.
5861 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
5864 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
5865 (ipcp_lat_is_insertable): All constants are insertable.
5866 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
5867 IPA_CONST_VALUE_REF.
5868 (ipcp_initialize_node_lattices): Propagate all types of operands.
5869 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
5870 (ipcp_create_replace_map): Reformat.
5871 (ipcp_need_redirect_p): Simplify.
5872 (ipcp_insert_stage): Check that argument is used before clonning.
5873 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
5875 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
5876 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
5877 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
5878 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
5879 (jump_func_type): Remove IPA_CONST_VALUE_REF.
5880 * tree-inline.c (tree_function_versioning): Add variables referenced
5883 2008-08-23 Jan Hubicka <jh@suse.cz>
5886 * i386.c (standard_80387_constant_p): Use optimize_size.
5888 2008-08-23 Ira Rosen <irar@il.ibm.com>
5890 PR tree-optimization/37161
5891 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
5892 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
5893 (vect_determine_vectorization_factor): Move the scalar type
5894 retrieval to vect_get_smallest_scalar_type.
5895 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
5896 scalar type. Remove redundant computation.
5897 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
5898 (vect_get_slp_defs): Take the type of RHS into account if
5899 necessary by calling vect_get_smallest_scalar_type. Call
5900 vect_get_constant_vectors with additional argument.
5902 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5905 * doc/invoke.texi (Wwrite-strings): Clarify description.
5907 2008-08-23 Ira Rosen <irar@il.ibm.com>
5909 PR tree-optimization/37174
5910 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
5911 def stmt is a part of the loop before accessing its stmt_vec_info.
5913 2008-08-22 Anatoly Sokolov <aesok@post.ru>
5916 * config/avr/avr.md (UNSPEC_SWAP): New constants.
5917 (*swap): New insn pattern.
5918 (*ashlqi3): Rename from ashlqi3 insn pattern.
5919 (ashlqi3): New expanders.
5920 (*lshrqi3): Rename from lshrqi3 insn pattern.
5921 (lshrqi3): New expanders.
5922 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
5923 lshrqi3_const5, lshrqi3_const6): New splitters.
5924 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
5925 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
5928 2008-08-22 Richard Guenther <rguenther@suse.de>
5930 PR tree-optimization/37078
5931 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
5932 [+INF, +INF] ranges.
5934 2008-08-22 Richard Guenther <rguenther@suse.de>
5936 PR tree-optimization/37143
5937 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
5938 a conversion statement instead of a copy.
5940 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
5943 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
5944 CCCmode, CCOmode and CCSmode destination modes.
5947 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
5948 from different units in a single alternative.
5949 (*vec_extractv2sf_1): Ditto.
5950 (*vec_extractv2si_0): Ditto.
5951 (*vec_extractv2si_1): Ditto.
5952 * config/i386/sse.md (sse2_storehpd): Ditto.
5953 (sse2_storelpd): Ditto.
5954 (sse2_loadhpd): Ditto.
5955 (sse2_loadlpd): Ditto.
5958 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
5959 (popcountsi2): Ditto.
5960 (clzdi2_abm): Ditto.
5961 (popcountdi2): Ditto.
5962 (clzhi2_abm): Ditto.
5963 (popcounthi2): Ditto.
5965 2008-08-22 Richard Guenther <rguenther@suse.de>
5969 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
5970 if the multiplication does not overflow.
5972 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
5974 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
5976 2008-08-21 Richard Henderson <rth@redhat.com>
5978 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
5979 spurrious comma from test.
5980 * configure: Rebuild.
5982 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5985 * builtins.c (fold_builtin_next_arg): Add warning about undefined
5988 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
5990 * c-tree.h (grokfield): New argument.
5991 * c-decl.c (grokfield): Handle new location argument.
5992 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
5994 2008-08-21 Richard Guenther <rguenther@suse.de>
5996 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
5998 2008-08-21 Jan Hubicka <jh@suse.cz>
6000 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
6001 (cgraph_add_function_insertion_hook,
6002 cgraph_remove_function_insertion_hook,
6003 cgraph_call_function_insertion_hooks): New functions.
6004 * cgraph.h (cgraph_add_function_insertion_hook,
6005 cgraph_remove_function_insertion_hook,
6006 cgraph_call_function_insertion_hooks): Declare.
6007 * ipa-reference.c (function_insertion_hook_holder): New variable.
6008 (check_operand, look_for_address_of): When checking late, do not care
6009 about module bitmaps.
6010 (add_new_function): New function.
6011 (generate_summary): Register hooks; zero module bitmaps.
6012 (propagate): Unregister hooks.
6013 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
6014 (add_new_function): New function.
6015 (generate_summary): Register hook.
6016 (propagate): Remove hook.
6018 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
6020 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
6021 * ipa-cp.c (ipcp_update_cloned_node): New function.
6022 (build_const_val): Handle functions correctly; bring type logic
6023 into sync with tree-inline.c
6024 (ipcp_init_stage): Take care of computing stuff needed by
6025 indirect inlining; update clones.
6026 (ipcp_generate_summary): Break out of ipcp_driver.
6027 (ipcp_driver): Do only execution and transformation.
6028 (pass_ipa_cp): Make IPA_PASS.
6029 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
6031 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
6032 ipcp, some info is already available.
6033 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
6034 * tree-inline.c (remap_ssa_name): Unshare expression.
6036 2008-08-21 Richard Guenther <rguenther@suse.de>
6038 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
6039 a PHI ask VN if it is already available.
6040 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
6041 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
6043 2008-08-21 Richard Guenther <rguenther@suse.de>
6046 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
6047 makes sure to produce a result of the correct type.
6049 2008-08-21 Jan Hubicka <jh@suse.cz>
6050 Backport from LTO branch:
6052 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
6053 Jan Hubicka <jh@suse.cz>
6056 (init_state, finish_state, set_function_state, generate_summary):
6058 (scan_stmt): Renamed from scan_function. Changed to keep state in
6059 local static vars rather than cgraph aux field.
6060 (propagate): Renamed from static_execute. Changed to keep state in
6061 local static vars rather than cgraph aux field.
6062 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
6063 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
6065 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
6067 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
6068 * ipa-reference.c (init_function_info, generate_summary,
6069 propagate): New functions.
6070 (analyze_function): Call init_function_info.
6071 (static_execute): Stripped into generate_summary and propagate.
6072 (pass_ipa_reference): Made into ipa_opt_pass.
6074 2008-08-21 Richard Guenther <rguenther@suse.de>
6076 PR tree-optimization/37181
6077 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
6079 (extract_range_from_unary_expr): Likewise.
6081 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6083 * diagnostic.c (pedwarn_at): Rename as pedwarn.
6085 * toplev.h (pedwarn_at): Likewise.
6086 * builtins.c: Update all calls to pedwarn.
6087 * c-lex.c: Likewise.
6088 * toplev.c: Likewise.
6089 * c-tree.h: Likewise.
6090 * c-decl.c: Likewise.
6091 * c-errors.c: Likewise.
6092 * c-typeck.c: Likewise.
6093 * c-common.c: Likewise.
6094 * c-parser.c: Likewise.
6096 2008-08-20 Joseph Myers <joseph@codesourcery.com>
6099 * config/sparc/sparc.c (function_arg_slotno): Handle structure
6100 with MODE_VECTOR_INT mode.
6102 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6105 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
6106 initialized outside the current module.
6107 (warn_uninitialized_var): Ignore left-hand side when walking the
6108 trees. Ignore address expressions. Examine VUSE operands in gimple
6109 statements with a variable declaration on the right-hand side.
6111 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
6114 * rtlanal.c (subreg_offset_representable_p): Revert last change.
6116 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6119 * c-common.c (conversion_warning): Do not warn if applying bit-and
6120 operator to unsigned constant that fits in the target type.
6122 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6125 * c-common.c (conversion_warning): Do not warn for artificial
6128 2008-08-20 Richard Guenther <rguenther@suse.de>
6130 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
6131 (extract_range_from_binary_expr): Fall back to constant propagation.
6132 (extract_range_from_unary_expr): Likewise.
6134 2008-08-20 Richard Guenther <rguenther@suse.de>
6136 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
6137 with TREE_THIS_VOLATILE on shared nodes.
6138 (fold_stmt_r): Likewise.
6140 2008-08-20 Jakub Jelinek <jakub@redhat.com>
6143 * c-parser.c (c_parser_attributes): For keywords use canonical
6144 spelling for attr_name.
6146 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6148 * value-prof.c (check_counter): Revert wrong call to error.
6150 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6152 * profile.c: Update calls to inform.
6153 * value-prof.c: Update calls to inform.
6155 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6157 * diagnostic.c (inform): Add an explicit location_t parameter.
6158 * toplev.h (inform): Update declaration.
6159 * builtins.c: Update all calls to inform.
6160 * c-common.c: Likewise.
6161 * c-decl.c: Likewise.
6162 * c-opts.c: Likewise.
6163 * c-pch.c: Likewise.
6164 * c-pragma.c: Likewise.
6165 * c-typeck.c: Likewise.
6166 * coverage.c: Likewise.
6168 * toplev.c: Likewise.
6169 * tree-cfg.c: Likewise.
6170 * tree-ssa.c: Likewise.
6172 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
6175 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
6176 V2DI mode, for SSE4.1, use movq instead of vector set if the
6177 second element is zero and inter-unit moves are OK.
6179 2008-08-20 Richard Guenther <rguenther@suse.de>
6181 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
6182 properly handle conversion/copy chains after tuplification.
6184 2008-08-20 Richard Guenther <rguenther@suse.de>
6186 * passes.c (init_optimization_passes): Move the second
6187 forwprop pass before alias computation. Remove the second
6188 DCE pass. Remove the first dominator and phi copy/const
6191 2008-08-20 Nick Clifton <nickc@redhat.com>
6193 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
6194 support of this feature. Do not assume that a sufficiently new
6195 assembler will support the feature regardless of the target type.
6196 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
6197 * configure: Regenerate.
6199 2008-08-20 Richard Guenther <rguenther@suse.de>
6201 * tree-vrp.c (found_in_subgraph): Remove.
6202 (live): New global static.
6203 (live_on_edge): New function.
6204 (blocks_visited): Remove.
6205 (register_edge_assert_for_2): Use live_on_edge.
6206 (find_conditional_asserts): Remove code dealing with
6207 found_in_subgraph. Do not walk the CFG.
6208 (find_switch_asserts): Likewise.
6209 (find_assert_locations_1): Renamed from find_assert_locations.
6210 Move finding assert locations for conditional and switch
6211 statements first. Update live bitmap. Do not walk the CFG.
6212 (find_assert_locations): New function.
6213 (insert_range_assertions): Remove entry of CFG walk.
6214 Adjust call to find_assert_locations.
6215 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
6216 that only can appear because of fake exit edges but assert we
6217 never try to insert on those.
6218 (fini_pre): Do not remove fake exit edges here...
6219 (execute_pre): ...but here, before committing edge inserts.
6221 2008-08-19 Richard Guenther <rguenther@suse.de>
6223 * passes.c (init_optimization_passes): Exchange store-ccp
6226 2008-08-19 Rafael EspÃndola <espindola@google.com>
6228 * varasm.c (weak_decls): Move earlier in the file.
6229 (assemble_external): Add weak decls to the weak_decls list.
6230 (declare_weak): Don't add decls to the weak_decls list.
6232 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
6235 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
6236 before (sse2_shufpd_<mode>).
6238 2008-08-19 Jakub Jelinek <jakub@redhat.com>
6241 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
6242 * tree.c (block_nonartificial_location): Likewise.
6244 2008-08-19 Richard Guenther <rguenther@suse.de>
6246 PR tree-optimization/35972
6247 PR tree-optimization/23094
6248 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
6250 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
6251 handle MISALIGNED_INDIRECT_REF.
6252 (get_ref_from_reference_ops): New helper.
6253 (vn_reference_lookup_pieces): Walk the use-def chain using the
6254 alias-oracle if requested.
6255 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
6256 walking the use-def chain.
6257 (compute_avail): But not here.
6258 (create_component_ref_by_pieces_1): Properly handle
6259 MISALIGNED_INDIRECT_REF.
6260 (do_regular_insertion): Handle fully redundant
6261 expressions after PHI-translation also for SSA_NAME values, not
6262 only constants. Correctly use edoubleprime for that.
6264 2008-08-19 Ira Rosen <irar@il.ibm.com>
6266 * tree-vectorizer.c (supportable_widening_operation): Support
6267 multi-step conversion, return the number of steps in such conversion
6268 and the required intermediate types.
6269 (supportable_narrowing_operation): Likewise.
6270 * tree-vectorizer.h (vect_pow2): New function.
6271 (supportable_widening_operation): Change argument types.
6272 (supportable_narrowing_operation): Likewise.
6273 (vectorizable_type_promotion): Add an argument.
6274 (vectorizable_type_demotion): Likewise.
6275 * tree-vect-analyze.c (vect_analyze_operations): Call
6276 vectorizable_type_promotion and vectorizable_type_demotion with
6277 additional argument.
6278 (vect_get_and_check_slp_defs): Detect patterns.
6279 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
6281 (vect_analyze_slp_instance): Don't fail in case of multiple types.
6282 Call vect_build_slp_tree with correct arguments. Calculate unrolling
6283 factor according to the smallest type in the loop.
6284 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
6285 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
6286 supportable_widening_operation with correct arguments.
6287 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
6288 operands lists according to the number of vector statements in left
6289 or right node, if exists.
6290 (vect_gen_widened_results_half): Remove unused argument.
6291 (vectorizable_conversion): Call supportable_widening_operation,
6292 supportable_narrowing_operation, and vect_gen_widened_results_half
6293 with correct arguments.
6294 (vectorizable_assignment): Change documentation, support multiple
6296 (vectorizable_operation): Likewise.
6297 (vect_get_loop_based_defs): New function.
6298 (vect_create_vectorized_demotion_stmts): Likewise.
6299 (vectorizable_type_demotion): Support loop-aware SLP and general
6300 multi-step conversion. Call vect_get_loop_based_defs and
6301 vect_create_vectorized_demotion_stmts for transformation.
6302 (vect_create_vectorized_promotion_stmts): New function.
6303 (vectorizable_type_promotion): Support loop-aware SLP and general
6304 multi-step conversion. Call vect_create_vectorized_promotion_stmts
6306 (vectorizable_store): Change documentation, support multiple
6308 (vectorizable_load): Likewise.
6309 (vect_transform_stmt): Pass SLP_NODE to
6310 vectorizable_type_promotion and vectorizable_type_demotion.
6311 (vect_schedule_slp_instance): Move here the calculation of number
6312 of vectorized statements for each node from...
6313 (vect_schedule_slp): ... here.
6314 (vect_transform_loop): Call vect_schedule_slp without the last
6317 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
6320 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
6321 to == in assert statement.
6322 (vectorizable_reduction): Fix typo.
6324 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
6327 * value-prof.c (check_counter): Dereference pointer to overall
6328 count when printing it.
6330 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
6332 * profile.h: Really add it.
6334 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
6336 * mcf.c: Really add it.
6338 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
6339 Vinodha Ramasamy <vinodha@google.com>
6341 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
6343 * value-prof.c (check_counter): Fix the counter if
6344 flag_profile_correction is true.
6345 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
6346 tree_mod_subtract_transform):
6347 Follow check_counter parameter change.
6348 * common.opt (fprofile-correction): New option.
6350 * profile.h: Likewise.
6351 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
6352 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
6353 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
6355 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
6356 flag_profile_correction is set.
6358 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
6360 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
6362 2008-08-18 Tomas Bily <tbily@suse.cz>
6364 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
6365 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
6367 * tree-data-ref.c (split_constant_offset_1): Likewise.
6368 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
6369 * tree-sra.c (sra_walk_expr): Likewise.
6370 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
6371 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
6372 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
6373 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
6375 * gimple.c (gimple_assign_unary_nop_p): Likewise.
6376 * tree-vect-transform.c (vectorizable_type_demotion)
6377 (vectorizable_type_promotion): Likewise.
6378 * tree-inline.c (expand_call_inline):
6379 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
6380 (forward_propagate_addr_expr_1, forward_propagate_comparison)
6381 (tree_ssa_forward_propagate_single_use_vars): Likewise.
6382 * expr.c (expand_expr_real_1): Likewise.
6383 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
6384 (gimple_assign_unary_useless_conversion_p): Likewise.
6385 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
6386 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
6387 * fold-const.c (fold_unary): Likewise.
6388 * tree.h (CONVERT_EXPR_P): Likewise.
6389 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
6390 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
6392 (register_edge_assert_for_2, extract_range_from_unary_expr)
6393 (register_edge_assert_for_1): Likewise.
6395 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6397 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
6398 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
6399 (enum real_value_const): Delete.
6400 (get_real_const): Delete.
6401 * real.c (get_real_const): Delete.
6402 (dconst_e_ptr): Define.
6403 (dconst_third_ptr): Define.
6404 (dconst_sqrt2_ptr): Define.
6405 * builtins.c: Update all callers.
6407 2008-08-18 Richard Guenther <rguenther@suse.de>
6409 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
6410 statement iterator after statement removal.
6412 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
6414 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
6415 (detect_processor_freebsd): Likewise.
6416 (host_detect_local_cpu): Call newly added functions for FreeBSD.
6418 2008-08-18 Richard Guenther <rguenther@suse.de>
6420 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
6421 and loads have the correct types.
6423 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6426 * c-opts.c (cpp_opts): Remove static.
6427 * c-parser.c (cpp_opts): Declare it extern.
6428 (disable_extension_diagnostics): Handle cpp options.
6429 (enable_extension_diagnostics): Likewise.
6431 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6433 * diagnostics.c (permerror_at): Rename as permerror.
6434 (permerror): Delete.
6435 * toplev.h: Likewise.
6437 2008-08-18 Richard Guenther <rguenther@suse.de>
6439 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
6440 sdse1 and addressables2 passes. Replace dce1 with cddce1.
6441 Move call_cdce before build_alias. Move copyrename2,
6442 cunrolli and ccp2 beafore build_alias. Re-add addressable2
6443 right after final inlining.
6444 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
6445 (pass_build_cfg): But instead via TODO_dump_func.
6447 2008-08-18 Richard Guenther <rguenther@suse.de>
6449 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
6451 (scalarize_init): If we failed to generate some initializers
6452 do not generate zeros for not instantiated members. Instead
6453 rely on the copy out.
6454 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
6455 about missing flow-sensitive alias info only if we have
6458 2008-08-17 Nick Clifton <nickc@redhat.com>
6460 * doc/extend.texi (Function Attributes): Fix typo in description
6461 if hot function attribute.
6463 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
6464 Richard Sandiford <rdsandiford@googlemail.com>
6466 * doc/install.texi (--with-mips-plt): Document.
6467 * doc/invoke.texi (-mplt, -mno-plt): Document.
6468 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
6469 and handle ${with_mips_plt}.
6470 * config/mips/mips.opt (mplt): New option.
6471 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
6472 (TARGET_ABICALLS_PIC2): Likewise.
6473 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
6474 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
6475 (ASM_SPEC): Use !mabi=* instead of !mabi*.
6476 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
6477 to decide whether to output ".option picX" directives.
6478 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
6479 Pass -call_nonpic rather than -KPIC for -mplt.
6480 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
6481 on the command line. Also remove it when -mabi=64 is used without
6483 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
6484 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
6485 TARGET_ABICALLS_PIC0.
6486 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
6488 (mips16_build_function_stub): Only output ".option pic" directives
6489 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
6490 (mips16_build_call_stub): Fix comment and remove redundant
6491 ".set at"/"set .noat" directives.
6492 (mips_function_rodata_section): Use the default behaviour for
6493 TARGET_ABSOLUTE_ABICALLS.
6494 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
6495 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
6496 (mips_restore_gp): Do nothing if the current function doesn't use
6498 (mips_expand_prologue): Only save $gp if the current function uses it.
6499 Use a normal move for TARGET_ABICALLS_PIC0.
6500 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
6502 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
6504 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
6505 of function when handling GLOBAL_POINTER_REGNUM.
6507 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
6510 * common.opt (-fstack-check): Do not declare the variable here.
6511 (-fstack-check=): New option variant.
6512 * doc/invoke.texi (Code Gen Options): Document it.
6513 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
6514 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
6515 (STACK_CHECK_STATIC_BUILTIN): New macro.
6516 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
6517 * opts.c: Include expr.h.
6518 (common_handle_option) <OPT_fold_stack_check_>: New case.
6519 <OPT_fstack_check>: Likewise.
6520 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
6521 consistently in the test for variable-sized types. Adjust for
6522 new behaviour of flag_stack_check.
6523 * explow.c: Include except.h.
6524 (allocate_dynamic_stack_space): Do not take into account
6525 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
6526 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
6527 for variable-sized parameters. Treat all parameters whose size is
6528 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
6529 stack checking is enabled.
6530 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
6531 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
6532 if generic stack checking is enabled.
6533 (expand_function_end): Adjust for new behaviour of flag_stack_check.
6534 * reload1.c (reload): Likewise.
6535 * stmt.c (expand_decl): Assert that all automatic variables have
6536 fixed size at this point and remove dead code.
6537 * flags.h (stack_check_type): New enumeration type.
6538 (flag_stack_check): Declare.
6539 * toplev.c (flag_stack_check): New global variable.
6540 * Makefile.in (opts.o): Add dependency on EXPR_H.
6541 (explow.o): Add dependency on except.h.
6543 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
6545 * config/avr/avr.c (avr_override_options): Reduce value of
6546 PARAM_INLINE_CALL_COST.
6548 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
6550 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
6551 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
6552 lieu of TYPE_MODE (type) throughout.
6554 2008-08-15 Joseph Myers <joseph@codesourcery.com>
6556 * config/arm/arm.c (add_minipool_backward_ref): Check for
6557 8-byte-aligned entries in second case of forcing insertion after a
6558 particular entry. Change third case to avoid inserting
6559 non-8-byte-aligned entries before 8-byte-aligned ones.
6561 2008-08-15 Richard Guenther <rguenther@suse.de>
6563 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
6564 strip components for unknown size accesses.
6566 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
6568 * config/s390/2097.md New file.
6569 * config/s390/s390.md ("z10prop" attribute): Define none,
6570 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
6571 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
6572 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
6573 possible values and apply them to insns as appropriate.
6574 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
6575 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
6576 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
6577 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
6578 ("bfp" mode attribute): Removed. Every occurence replaced
6580 * config/s390/s390.c (struct "z10_cost"): Updated entries.
6581 * config/s390/2084.md (insn_reservation "x_itof"): Updated
6584 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6587 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
6590 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
6592 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
6593 additional argument. Support reduction when duplication is needed due
6594 to data-types of different sizes in the loop.
6595 (get_initial_def_for_induction): Fix printout.
6596 (vect_get_vec_def_for_stmt_copy): Support case where the
6597 vec_stmt_for_operand is a phi node.
6598 (vectorizable_reduction): Support reduction when duplication is needed
6599 due to data-types of different sizes in the loop.
6600 (vectorizable_call): Remove restriction to not vectorize in case we
6601 have data-types of different sizes in the loop.
6602 (vectorizable_conversion): Likewise.
6603 (vectorizable_operation): Likewise.
6604 (vectorizable_type_demotion): Likewise.
6605 (vectorizable_type_promotion): Likewise.
6606 (vectorizable_induction): Add restriction to not vectorize in case
6607 we have data-types of different sizes in the loop.
6609 2008-08-14 Christophe Saout <christophe@saout.de>
6610 Uros Bizjak <ubizjak@gmail.com>
6613 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
6614 (*vec_concatv2di_rex64_sse4_1): Ditto.
6615 (*vec_concatv2di_rex64_sse): Ditto.
6617 2008-08-14 Jakub Jelinek <jakub@redhat.com>
6620 * fold-const.c (fold_widened_comparison): Do not allow
6621 sign changes that change the result even if shorter type
6622 is wider than arg1_unw's type.
6624 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
6626 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
6627 Skip if the multilib testing specifies -march that does not
6628 agree with the one specified in the testcase.
6630 2008-08-13 Joseph Myers <joseph@codesourcery.com>
6632 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
6633 zero extend SImode values being converted to TFmode before passing
6636 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6638 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
6639 __PPU__ when targeting the Cell/B.E. PPU processor.
6641 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
6643 * gimple.h (gimple_call_set_chain): Accept SSA variables.
6644 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
6645 Rematerialize the static chain, if any.
6646 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
6649 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
6651 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
6652 (new_loc_descr): Likewise.
6653 (add_loc_descr): Likewise.
6654 (size_of_loc_descr): Likewise.
6655 (size_of_locs): Likewise.
6656 (output_loc_operands): Likewise.
6657 (output_loc_sequence): Likewise.
6658 (new_reg_loc_descr): New.
6659 (build_cfa_loc): Use it.
6660 (build_cfa_aligned_loc): Likewise.
6661 (one_reg_loc_descriptor): Likewise.
6662 (based_loc_descr): Likewise.
6664 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6667 * doc/invoke.texi (Wmain): Update.
6668 * c-decl.c (start_decl): warn_main is only 0 or 1.
6669 (start_function): Likewise. Fix formatting.
6670 (finish_function): Delete redundant warning.
6671 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
6672 * c-opts (c_common_handle_option): -Wall only has effect if
6673 warn_main is uninitialized. OPT_Wmain is automatically
6674 handled. -pedantic also enables Wmain.
6675 (c_common_post_options): Handle all logic for Wmain here.
6676 * c-common.c (warn_main): Delete.
6677 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
6678 * c-common.h (warn_main): Delete.
6680 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
6683 * expr.c (emit_group_store): Allocate stack temp with the
6684 largest alignment when copying from register to stack.
6686 2008-08-13 Richard Guenther <rguenther@suse.de>
6688 * tree.h (maybe_fold_offset_to_address): Declare.
6689 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
6690 (ccp_fold): Handle pointer conversions the same as fold_stmt.
6691 Likewise for POINTER_PLUS_EXPR.
6692 (maybe_fold_offset_to_reference): Enable disabled code.
6693 (maybe_fold_offset_to_address): New function.
6694 (fold_stmt_r): Use it.
6695 (fold_gimple_assign): Likewise.
6696 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
6697 (gimplify_expr): Likewise.
6699 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6701 * toplev.h (pedwarn_at): Fix declaration.
6703 2008-08-13 Joseph Myers <joseph@codesourcery.com>
6705 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
6706 LINK_SPEC): Use %R in -Y P argument.
6708 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6711 * diagnostic.c (pedwarn_at): New.
6712 * toplev.h (pedwarn_at): Declare.
6713 * c-tree.h (build_enumerator): Update declaration.
6714 * c-decl.c (finish_enum): Update comment.
6715 (build_enumerator): Take a location parameter. Give a pedwarn but do
6716 not perform any conversion.
6717 * c-parser.c (c_parser_enum_specifier): Set correct location for
6720 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6723 * c-common.c (conversion_warning): Use a switch. Ignore boolean
6724 expressions except for conversions to signed:1 bitfields. Handle
6725 COND_EXPR with constant operands.
6727 2008-08-13 Richard Guenther <rguenther@suse.de>
6729 PR tree-optimization/15255
6730 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
6731 (struct oecount_s): New struct and VEC types.
6733 (oecount_hash): New function.
6734 (oecount_eq): Likewise.
6735 (oecount_cmp): Likewise.
6736 (zero_one_operation): New function.
6737 (build_and_add_sum): Likewise.
6738 (undistribute_ops_list): Perform un-distribution of multiplication
6739 and division on the chain of summands.
6740 (should_break_up_subtract): Also break up subtracts for factors.
6741 (reassociate_bb): Delete dead visited statements.
6742 Call undistribute_ops_list. Re-sort and optimize if it did something.
6743 * passes.c (init_optimization_passes): Move DSE before
6745 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
6748 2008-08-12 Janis Johnson <janis187@us.ibm.com>
6750 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
6752 * doc/invoke.texi: Revert unintended checkin.
6754 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
6757 * gcc.c (include_spec_function): Tweak call to find_a_file.
6759 2008-08-12 Jakub Jelinek <jakub@redhat.com>
6762 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
6763 and TRUTH_ORIF_EXPR.
6764 * dojump.c (do_jump): Likewise.
6766 PR tree-optimization/37084
6767 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
6768 if id->regimplify, don't assume stmt is a cast assignment.
6770 2008-08-12 Anatoly Sokolov <aesok@post.ru>
6772 * final.c (final_scan_insn): Use app_enable/app_disable functions.
6774 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6777 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
6780 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6782 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
6783 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
6785 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
6786 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
6787 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
6788 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
6789 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
6791 * doc/tm.texi (Storage Layout): Remove documentation for
6792 TARGET_FLOAT_FORMAT.
6794 * simplify-rtx.c (simplify_binary_operation_1): Replace
6795 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
6797 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6799 * real.h (struct real_format): New member has_sign_dependent_rounding.
6800 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
6801 spu_single_format, ieee_double_format, mips_double_format,
6802 motorola_double_format, ieee_extended_motorola_format,
6803 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
6804 ieee_extended_intel_96_round_53_format, ibm_extended_format,
6805 mips_extended_format, ieee_quad_format, mips_quad_format,
6806 vax_f_format, vax_d_format, vax_g_format): Initialize it.
6807 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
6809 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
6810 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
6811 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
6812 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
6813 (ROUND_TOWARDS_ZERO): Likewise.
6815 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
6816 (FLOAT_MODE_FORMAT): New macro.
6817 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
6818 (MODE_COMPOSITE_P): ... this new macro.
6819 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
6820 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
6821 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
6823 * flags.h: Include "real.h".
6825 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
6826 REAL_MODE_FORMAT_COMPOSITE_P.
6827 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
6829 * doc/tm.texi (Storage Layout): Remove documentation of
6830 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
6831 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
6832 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
6833 they only apply to libgcc2.a.
6835 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6837 * config/spu/float_disf.c: New file.
6838 * config/spu/float_unsdisf.c: New file.
6839 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
6840 (LIB2FUNCS_EXCLUDE): Define.
6842 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6843 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6845 * real.h (struct real_format): New member round_towards_zero.
6846 * real.c (round_for_format): Respect fmt->round_towards_zero.
6847 (ieee_single_format, mips_single_format, motorola_single_format,
6848 spu_single_format, ieee_double_format, mips_double_format,
6849 motorola_double_format, ieee_extended_motorola_format,
6850 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
6851 ieee_extended_intel_96_round_53_format, ibm_extended_format,
6852 mips_extended_format, ieee_quad_format, mips_quad_format,
6853 vax_f_format, vax_d_format, vax_g_format): Initialize it.
6854 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
6856 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
6857 real_format to choose rounding mode when calling MPFR functions.
6858 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
6859 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
6861 * real.h (real_to_decimal_for_mode): Add prototype.
6862 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
6863 Respect target rounding mode when generating decimal representation.
6864 (real_to_decimal): New stub for backwards compatibility.
6865 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
6866 real_to_decimal_for_mode instead of real_to_decimal.
6868 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
6870 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6871 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6873 * real.c (spu_single_format): New variable.
6874 * real.h (spu_single_format): Declare.
6876 * config/spu/spu.c (spu_override_options): Install SFmode format.
6877 (spu_split_immediate): Use integer mode to operate on pieces of
6878 floating-point values in all cases.
6880 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
6881 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
6882 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
6884 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6886 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
6888 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6890 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
6892 2008-08-12 Jakub Jelinek <jakub@redhat.com>
6895 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
6896 on the VAR_DECL instead of TYPE_READONLY on its type.
6898 2008-08-12 Ira Rosen <irar@il.ibm.com>
6900 * tree-vectorizer.c: Depend on langhooks.h.
6901 (supportable_widening_operation): Add two arguments. Support double
6903 (supportable_narrowing_operation): Likewise.
6904 * tree-vectorizer.h (supportable_widening_operation): Add two
6906 (supportable_narrowing_operation): Likewise.
6907 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
6908 supportable_widening_operation with correct arguments.
6909 * tree-vect-transform.c (vectorizable_conversion): Likewise.
6910 (vectorizable_type_demotion): Support double type conversions.
6911 (vectorizable_type_promotion): Likewise.
6912 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
6914 2008-08-11 Michael Matz <matz@suse.de>
6916 * i386/i386.c (override_options): Move initialisation from
6917 flag_schedule_insns_after_reload to here from ...
6918 (optimization_options): ... here.
6920 2008-08-11 Jakub Jelinek <jakub@redhat.com>
6922 PR rtl-optimization/36998
6923 * dwarf2out.c (compute_barrier_args_size_1,
6924 compute_barrier_args_size): Temporarily remove assertions.
6926 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6929 * tree-ssa.c (struct walk_data): Add new flag
6930 warn_possibly_uninitialized.
6931 (warn_uninitialized_var): Use it.
6932 (warn_uninitialized_vars): New.
6933 (execute_early_warn_uninitialized): Call it.
6934 (execute_late_warn_uninitialized): Likewise.
6936 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6939 * reload1.c (gen_reload): Guard calls to get_secondary_mem
6942 2008-08-09 Jan Hubicka <jh@suse.cz>
6945 * optabs.c (maybe_emit_unop_insn): Remove produced code if
6947 (expand_fix): Be prepared for expansion to fail.
6948 (expand_sfix_optab): Remove instructions if expansion failed.
6950 2008-08-09 Anatoly Sokolov <aesok@post.ru>
6952 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
6954 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
6955 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6957 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6959 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
6960 mips/t-libgcc-mips16 to tmake_file.
6961 * config/mips/mips-protos.h (mips_call_type): New enum.
6962 (mips_pic_base_register, mips_got_load): Declare.
6963 (mips_restore_gp): Take an rtx argument.
6964 (mips_use_pic_fn_addr_reg_p): Declare.
6965 (mips_expand_call): Replace the sibcall_p argument with
6966 a mips_call_type argument. Add a lazy_p parameter.
6967 (mips_split_call): Declare.
6968 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
6969 (MIPS16_PIC_TEMP): Likewise.
6970 (reg_class): Delete M16_NA_REGS.
6971 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
6972 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
6973 (mips_split_hi_p): Declare.
6974 * config/mips/mips.c (mips_split_hi_p): New array.
6975 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
6976 (mips_got_symbol_type_p): New function.
6977 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
6978 (mips16_stub_function_p): New function.
6979 (mips16_local_function_p): Likewise.
6980 (mips_use_pic_fn_addr_reg_p): Likewise.
6981 (mips_cannot_force_const_mem): Return false for HIGHs.
6982 Extend CONST_INT and symbolic handling to MIPS16, using
6983 mips_symbol_insns to check that the base symbol type is a
6984 legitimate constant. Reject GOT-based constants if
6985 TARGET_MIPS16_PCREL_LOADS.
6986 (mips_const_insns): Check targetm.cannot_force_const_mem when
6987 decomposing a symbolic base and a large offset.
6988 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
6989 When calling a function that needs $25 from MIPS16 code,
6990 move the target address into $25 separately and add a USE
6992 (mips16_gp_pseudo_reg): Insert the initializer immediately
6993 before the first real insn.
6994 (mips_pic_base_register, mips_got_load): New functions.
6995 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
6996 parameter to LOW_OUT. Say that it can be any valid SET_SRC
6997 when splitting a load-address operation. Split SYMBOL_GOT_DISP
6998 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
6999 (mips_call_tls_get_addr): Update the call to mips_expand_call,
7000 also passing NULL_RTX rather than const0_rtx as the aux argument.
7001 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
7002 instead of TARGET_EXPLICIT_RELOCS.
7003 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
7004 (mips_load_call_address): Replace the sibcall_p argument with
7005 a mips_call_type argument. Use mips_got_load.
7006 (mips16_local_alias): New structure.
7007 (mips16_local_aliases): New variable.
7008 (mips16_local_aliases_hash): New function.
7009 (mips16_local_aliases_eq): Likewise.
7010 (mips16_local_alias): Likewise.
7011 (mips16_stub_function): Likewise.
7012 (mips16_build_function_stub): Create a local alias for the target
7013 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
7014 .cpload directive and an R_MIPS_NONE relocation for the target
7015 function, then load the alias rather than the function itself.
7016 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
7017 (mips16_copy_fpr_return_value): Use mips16_stub_function and
7018 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
7019 (mips16_build_call_stub): Replace the FN parameter with an
7020 FN_PTR parameter. Force the address into a register if it
7021 isn't a call_insn_operand; don't rely on the caller to do this.
7022 If a call to a locally-defined and locally-binding MIPS16
7023 function must be made indirectly, redirect the call to the
7024 function's local alias. Use mips16_stub_function_p,
7025 mips16_stub_function, mips_expand_call and use_reg.
7026 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
7027 Use explicit %hi and %lo accesses where possible.
7028 Use MIPS_CALL to generate the correct code form of a
7029 jal instruction. Add clobbers of $18 instead of uses.
7030 Update the call to mips_emit_call_insn.
7031 (mips_expand_call): Replace the SIBCALL_P argument with a
7032 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
7033 Take a LAZY_P parameter. Call mips16_build_call_stub first,
7034 allowing it to modify the call address. Update the calls to
7035 mips_load_call_address and mips_emit_call_insn.
7036 (mips_split_call): New function.
7037 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
7038 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
7039 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
7040 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
7041 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
7043 (mips_cprestore_slot): New function.
7044 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
7045 and use mips_cprestore_slot.
7046 (mips_output_function_prologue): Handle TARGET_MIPS16 for
7048 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
7049 then use a copygp_mips16 instruction to set up $28.
7050 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
7051 (mips16_lay_out_constants): Call split_all_insns_noflow.
7052 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
7053 false if TARGET_MIPS16.
7054 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
7055 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
7056 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
7057 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
7058 MIPS16 code. Allow MIPS16 o32 PIC.
7059 (mips_override_options): Allow MIPS16 o32 PIC.
7060 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
7061 after reload if TARGET_USE_GOT.
7062 (UNSPEC_COPYGP): New constant.
7063 (length): Use a default length of 8 for MIPS16 GOT loads.
7064 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
7065 (*got_page<mode>): Check mips_split_hi_p.
7066 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
7067 (unspec_got<mode>, unspec_call<mode>): New expanders.
7068 (load_got<mode>, load_call<mode>): Remove the length attributes.
7069 Use a got attribute instead of a type attribute.
7070 (copygp_mips16): New insn.
7071 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
7072 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
7073 (sibcall, sibcall_value, call, call_value): Update the calls
7074 to mips_expand_call.
7075 (call_internal, call_value_internal): Use mips_split_call.
7076 (call_value_multiple_internal): Likewise.
7077 (call_split): Move after call_internal (the insn it is split from).
7078 (call_internal_direct, call_value_internal_direct): Turn into
7079 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
7080 (call_direct_split, call_value_direct_split): New patterns.
7081 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
7082 and use M16_REGS instead of M16_NA_REGS.
7083 * config/mips/predicates.md (const_call_insn_operand): Replace
7084 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
7085 mips_use_pic_fn_addr_reg_p check.
7086 (move_operand): Reject HIGHs if mips_split_hi_p.
7087 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
7088 (__mips16_floatunsisf): Inline __mips16_floatsisf.
7089 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
7090 * config/mips/libgcc-mips16.ver: New file.
7091 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
7092 $(srcdir)/config/mips/libgcc-mips16.ver.
7094 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7096 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
7098 (mips_unspec_address, mips_unspec_offset_high): Likewise.
7099 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
7100 (mips16_cfun_returns_in_fpr_p): Likewise.
7102 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7104 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
7105 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
7106 rather than 4 to PC.
7108 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7110 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
7111 (FUNCTION_PROFILER): Save the static chain pointer into $2
7112 beforehand and restore it aftewards.
7113 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
7114 address directly into $25 and call the function through $25;
7115 do not clobber $3. Pad the DImode version to cover the space
7116 left by the deleted $25 <- $3 move.
7117 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
7118 the removal of the $25 <- $3 move.
7119 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
7120 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7122 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7123 Daniel Jacobowitz <dan@codesourcery.com>
7125 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
7126 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
7127 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
7128 * config/mips/mips.c (mips_start_function_definition): New function.
7129 (mips_end_function_definition): Likewise.
7130 (mips_output_function_prologue): Use mips_start_function_definition.
7131 (mips_output_function_epilogue): Use mips_end_function_definition.
7132 (build_mips16_function_stub): Use mips_start_function_definition
7133 and mips_end_function_definition.
7134 (build_mips16_call_stub): Likewise.
7136 2008-08-09 Richard Guenther <rguenther@suse.de>
7138 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
7139 * gimple.h (gimple_call_fn): Adjust comment.
7140 (gimple_call_set_fndecl): New function.
7141 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
7142 longer having bare FUNCTION_DECL operand.
7143 (gimple_call_return_type): Likewise.
7144 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
7146 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
7147 (gimple_mod_pow2): Likewise.
7148 (gimple_mod_subtract): Likewise.
7149 (gimple_ic): Likewise.
7150 (gimple_stringop_fixed_value): Likewise.
7151 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
7152 longer having bare FUNCTION_DECL operand.
7153 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
7154 * omp-low.c (optimize_omp_library_calls): Likewise.
7155 * cgraphunit.c (update_call_expr): Likewise.
7156 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
7157 (execute_convert_to_rsqrt): Likewise.
7158 * cfgexpand.c (gimple_to_tree): Simplify.
7159 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
7160 bare FUNCTION_DECL operand.
7161 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
7162 (convert_gimple_call): Use gimple_call_fndecl.
7163 * c-common.c (c_warn_unused_result): Likewise.
7165 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7168 * c-typeck.c (digest_init): Call verify_sequence_points from here.
7169 (c_finish_return): Likewise.
7170 (c_start_case): Likewise.
7171 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
7172 * c-parser.c (c_parser_condition): New. Call
7173 verify_sequence_points.
7174 (c_parser_paren_condition): Call c_parser_condition.
7175 (c_parser_for_statement): Call c_parser_condition.
7177 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7180 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
7181 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
7182 Moved from diagnostic.h
7183 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
7185 (emit_diagnostic): New.
7186 (warning0, pedwarn0): Delete.
7187 (warning, warning_at, pedwarn, permerror): Return bool.
7188 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
7189 Moved to diagnostic.c.
7190 (struct diagnostic_context): Use correct type for
7191 classify_diagnostic.
7192 (diagnostic_report_diagnostic): Update declaration.
7193 (emit_diagnostic): Declare.
7194 * errors.c (warning): Return bool.
7195 * errors.h (warning): Update declaration.
7196 * toplev.h (warning0, pedwarn0): Delete.
7197 (warning, warning_at, pedwarn, permerror): Return bool.
7198 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
7199 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
7200 inform. Update all calls.
7201 (diagnose_mismatched_decls): Check return value of warning/pedwarn
7202 before giving informative note.
7203 (implicit_decl_warning): Likewise.
7204 * c-typeck.c (build_function_call): Likewise.
7205 * tree-sssa.c (warn_uninit): Likewise.
7206 * builtins.c (gimplify_va_arg_expr): Likewise.
7208 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7211 * doc/invoke.texi (-Wextra): Move warning from here...
7212 (-Wuninitialized): ... to here.
7214 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7217 * flags.h (set_Wunused): Delete
7218 * toplev.c (process_options): Handle Wunused flags here.
7219 * opts.c (maybe_warn_unused_parameter): Delete.
7220 (common_handle_option): Replace set_Wunused by warn_unused.
7221 (set_Wextra): Do not handle Wunused-parameter here.
7222 (set_Wunused): Delete.
7223 * c-opts.c (c_common_handle_option): Replace set_Wunused by
7225 * common.opt (Wunused): Add Var and Init.
7226 (Wunused-function): Likewise.
7227 (Wunused-label): Likewise.
7228 (Wunused-parameter): Likewise.
7229 (Wunused-value): Likewise.
7230 (Wunused-variable): Likewise.
7232 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
7234 * doc/invoke.texi: Add cpu_type power7.
7235 * config.in (HAVE_AS_VSX): New.
7236 * config.gcc: Add cpu_type power7.
7237 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
7239 * configure: Regenerate.
7240 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
7242 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
7243 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
7244 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
7246 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
7248 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
7249 type to vectorize.builtin_conversion.
7250 (vectorizable_conversion): Likewise.
7251 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
7252 integral type as input.
7253 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
7255 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
7256 and ALTIVEC_BUILTIN_VCTSXS.
7257 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
7260 2008-08-08 Richard Guenther <rguenther@suse.de>
7262 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
7263 (surely_varying_stmt_p): Calls are varying only if they are
7264 non-builtin and not indirect or have no result.
7265 (ccp_fold): Re-instantiate code before the tuples merge.
7267 2008-08-08 Richard Guenther <rguenther@suse.de>
7269 PR tree-optimization/37056
7270 * gimple.h (gimple_assign_rhs_class): New helper function.
7271 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
7272 unary operations properly.
7274 2008-08-07 Jan Hubicka <jh@suse.cz>
7276 * i386.h (ix86_size_cost): Declare.
7277 (ix86_cur_cost): New function macro.
7278 * i386.md (peepholes expanding size and splitters): Predicate by
7279 optimize_insn_for_speed_p.
7280 (peepholes reduce size and splitters): Predicate by
7281 optimize_insn_for_size_p.
7282 * i386.c (ix86_size_cost): Rename from ...
7283 (size_cost): This one.
7284 (override_options): Update.
7285 (decide_alg): Likewise.
7286 (ix86_expand_clear): Use RTL profile.
7287 (ix86_pad_returns): Use RTL profile.
7289 2008-08-07 Jan Hubicka <jh@suse.cz>
7291 * recog.c (split_all_insns): Set RTL profile
7292 (peephole2_optimize): Likewise.
7293 * function.c (thread_prologue_and_epilogue_insns): Likewise.
7294 * combine.c (combine_instructions): Likewise.
7296 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7298 * c-common.c (c_common_reswords): Also warn about keyword "bool".
7300 2008-08-07 Bob Wilson <bob.wilson@acm.org>
7302 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
7303 value in a6 after the set_frame_ptr insn.
7305 2008-08-07 Richard Henderson <rth@redhat.com>
7308 * gcc.c (cpp_options): Pass along -g*.
7310 2008-08-07 Joseph Myers <joseph@codesourcery.com>
7312 * config/arm/arm.c (output_move_neon): Update comment describing
7313 big-endian vector layout.
7314 (arm_assemble_integer): Do not handle big-endian NEON vectors
7316 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
7317 neon_vget_lane<mode>_sext_internal,
7318 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
7319 element indices for big-endian.
7321 2008-08-07 Richard Henderson <rth@redhat.com>
7323 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
7324 * configure, config.in: Rebuild.
7325 * debug.h (dwarf2out_do_cfi_asm): Declare.
7326 * c-cppbuiltin.c (c_cpp_builtins): Use it.
7327 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
7328 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
7329 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
7331 2008-08-07 Joseph Myers <joseph@codesourcery.com>
7333 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
7334 movv2si_internal): Combine into mov<mode>_internal.
7335 (movv2si_internal_2): Remove.
7337 2008-08-07 Jan Hubicka <jh@suse.cz>
7340 * i386.md (single stringop patterns): Enable unconditionally.
7342 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
7345 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
7347 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
7348 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
7350 * config/i386/sse.md (sse2_movq128): New.
7352 * doc/extend.texi: Document __builtin_ia32_movq128.
7354 2008-08-07 Richard Guenther <rguenther@suse.de>
7357 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
7358 pointers can access anything.
7360 2008-08-06 Jan Hubicka <jh@suse.cz>
7362 * optabs.c (emit_unop_insn): Break out to ...
7363 (maybe_emit_unop_insn): ... this one.
7364 (expand_sfix_optab): Use maybe variant.
7365 * optabs.h (maybe_emit_unop_insn): Declare.
7367 * i386.md (mov0 patterns): Enable by default.
7368 (FP conversion expanders): Disable expansion of code expanding
7369 sequences when instruction should be optimized for size.
7370 (single strinop patterns): Enable when optimizing for size.
7371 (string expanders): Disable expanding of code expanding sequences
7372 when optimizning instruction for size.
7373 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
7375 (ix86_fp_comparison_sahf_cost): Likewise.
7376 (ix86_expand_branch): Likewise.
7377 (ix86_expand_ashl_const): Likewise.
7378 (ix86_split_ashl): Likewise.
7379 (ix86_expand_strlen): Likewise.
7380 (ix86_emit_fp_unordered_jump): Likewie.
7382 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7384 * c-common.c: Fix typo.
7385 (c_common_reswords): Activate more C++ keyword warnings.
7387 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
7389 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7392 * diagnostic.c (permerror_at): New.
7393 * toplev.h (permerror_at): Declare.
7395 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
7396 Ira Rosen <irar@il.ibm.com>
7398 * tree-vect-transform.c (vect_model_simple_cost): Return
7399 immediately if stmt is pure SLP.
7400 (vect_model_store_cost): Ditto.
7401 (vect_model_load_cost): Ditto.
7402 (vectorizable_store): Remove PURE_SLP check before call
7403 to vect_model_store_cost.
7404 (vect_model_store_cost): When checking whether stmt describe
7405 strided access, add a check that it is not slp_node.
7407 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7410 * c-common.c (warn_for_sign_compare): New. Handle separately the
7411 case that 'constant' is zero.
7412 * c-typeck.c (build_binary_op): Move code to c-common.c
7414 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7416 * config/alpha/alpha.c (alpha_preferred_reload_class,
7417 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
7418 alpha_output_mi_thunk_osf): Avoid C++ keywords.
7419 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
7420 * config/arm/arm.md: Likewise.
7421 * config/avr/avr-protos.h (preferred_reload_class,
7422 test_hard_reg_class, avr_simplify_comparison_p,
7423 out_shift_with_cnt, class_max_nregs): Likewise.
7424 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
7425 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
7426 preferred_reload_class, test_hard_reg_class): Likewise.
7427 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
7428 bfin_memory_move_cost, bfin_secondary_reload,
7429 bfin_output_mi_thunk): Likewise.
7430 * config/crx/crx.c (crx_secondary_reload_class,
7431 crx_memory_move_cost): Likewise.
7432 * config/frv/frv-protos.h (frv_secondary_reload_class,
7433 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
7434 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
7435 frv_secondary_reload_class, frv_class_likely_spilled_p,
7436 frv_class_max_nregs): Likewise.
7437 * config/h8300/h8300.c (h8300_classify_operand,
7438 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
7440 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
7441 * config/ia64/ia64.c (ia64_preferred_reload_class,
7442 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
7443 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
7444 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
7446 * config/m68hc11/m68hc11.c (preferred_reload_class,
7447 m68hc11_memory_move_cost): Likewise.
7448 * config/mcore/mcore.c (mcore_secondary_reload_class,
7449 mcore_reload_class): Likewise.
7450 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
7451 mips_class_max_nregs, mips_cannot_change_mode_class,
7452 mips_preferred_reload_class, mips_secondary_reload_class,
7453 mips_output_mi_thunk): Likewise.
7454 * config/mmix/mmix.c (mmix_preferred_reload_class,
7455 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
7457 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
7459 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
7460 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
7461 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7462 * config/rs6000/rs6000.c (paired_expand_vector_init,
7463 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
7464 compare_section_name, rs6000_memory_move_cost): Likewise.
7465 * config/s390/s390.c (s390_emit_compare_and_swap,
7466 s390_preferred_reload_class, s390_secondary_reload,
7467 legitimize_pic_address, legitimize_tls_address,
7468 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
7469 s390_class_max_nregs): Likewise.
7470 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7471 * config/s390/s390.md: Likewise.
7472 * config/score/score-protos.h (score_secondary_reload_class,
7473 score_preferred_reload_class): Likewise.
7474 * config/score/score.c (score_preferred_reload_class,
7475 score_secondary_reload_class): Likewise.
7476 * config/score/score3.c (score3_output_mi_thunk,
7477 score3_preferred_reload_class, score3_secondary_reload_class,
7478 score3_hard_regno_mode_ok): Likewise.
7479 * config/score/score3.h (score3_preferred_reload_class,
7480 score3_secondary_reload_class): Likewise.
7481 * config/score/score7.c (score7_output_mi_thunk,
7482 score7_preferred_reload_class, score7_secondary_reload_class,
7483 score7_hard_regno_mode_ok): Likewise.
7484 * config/score/score7.h (score7_preferred_reload_class,
7485 score7_secondary_reload_class): Likewise.
7486 * config/sh/sh.c (prepare_move_operands, output_far_jump,
7487 output_branchy_insn, add_constant, gen_block_redirect,
7488 sh_insn_length_adjustment, sh_cannot_change_mode_class,
7489 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
7490 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7491 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
7492 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
7493 xstormy16_preferred_reload_class): Likewise.
7494 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
7495 xtensa_expand_atomic, override_options,
7496 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
7498 * reorg.c (try_merge_delay_insns): Likewise.
7499 * tree.c (merge_dllimport_decl_attributes): Likewise.
7501 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
7503 2008-08-06 Michael Matz <matz@suse.de>
7505 * Makefile.in (write_entries_to_file): Quote words.
7506 * gengtype.c: (read_input_line): Skip over leading white-space.
7508 2008-08-06 Marc Gauthier <marc@tensilica.com>
7510 * config.gcc: Match more processor names for Xtensa.
7511 * configure.ac: Likewise.
7512 * doc/install.texi (Specific): Likewise.
7513 * configure: Regenerate.
7515 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7517 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
7518 * calls.c (avoid_likely_spilled_reg): Likewise.
7519 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
7520 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
7521 * config/i386/i386.c (ix86_expand_special_args_builtin,
7522 ix86_secondary_reload): Likewise.
7523 * except.c (struct eh_region, gen_eh_region_catch,
7524 remove_unreachable_regions, duplicate_eh_regions,
7525 assign_filter_values, build_post_landing_pads,
7526 sjlj_find_directly_reachable_regions, remove_eh_handler,
7527 reachable_next_level, foreach_reachable_handler,
7528 can_throw_internal_1, can_throw_external_1,
7529 collect_one_action_chain): Likewise.
7530 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
7531 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
7532 * function.c (update_temp_slot_address, instantiate_new_reg,
7533 instantiate_virtual_regs_in_rtx,
7534 instantiate_virtual_regs_in_insn): Likewise.
7535 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
7536 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
7537 gimplify_cleanup_point_expr): Likewise.
7538 * ipa-cp.c (ipcp_lattice_changed): Likewise.
7539 * passes.c (next_pass_1): Likewise.
7540 * print-tree.c (print_node_brief, print_node): Likewise.
7541 * profile.c (branch_prob): Likewise.
7542 * tree-dump.c (dump_register): Likewise.
7543 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
7545 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
7546 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
7547 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
7548 copy_arguments_for_versioning, copy_static_chain): Likewise.
7549 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
7550 add_new_name_mapping, register_new_name_mapping): Likewise.
7551 * tree-mudflap.c (mf_xform_derefs): Likewise.
7552 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
7553 get_init_expr, combine_chains): Likewise.
7554 * tree-pretty-print.c (dump_generic_node): Likewise.
7555 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
7556 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
7557 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
7558 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
7560 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
7563 * calls.c (expand_call): Use the biggest preferred stack
7566 2008-08-06 Michael Matz <matz@suse.de>
7569 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
7570 for reused reload, instead of overwriting them.
7572 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
7575 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
7576 for incoming stack boundary.
7578 * function.c (assign_parm_find_entry_rtl): Update
7579 parm_stack_boundary.
7581 * function.h (rtl_data): Add parm_stack_boundary.
7583 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
7584 parm_stack_boundary for incoming stack boundary.
7586 2008-08-06 Joseph Myers <joseph@codesourcery.com>
7588 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
7589 for unrepresentable subregs or treat them as equal to other regs
7590 or subregs with the same register number.
7592 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
7595 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
7598 2008-08-06 Jan Hubicka <jh@suse.cz>
7600 * predict.c (maybe_hot_frequency_p): When profile is absent, all
7601 frequencies might be hot.
7603 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
7605 * reload.c (find_reloads): Force constants into literal pool
7606 also if they are wrapped in a SUBREG.
7608 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7611 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
7612 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
7613 Don't allow predicated instructions for data speculation.
7614 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
7617 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7619 * haifa-sched.c (extend_global): Split to extend_global_data and
7620 extend_region_data. Update all uses.
7621 (extend_all): Rename to extend_block_data.
7623 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7625 * sched-rgn.c (new_ready): Check if instruction can be
7626 speculatively scheduled before attempting speculation.
7627 (debug_rgn_dependencies): Remove wrongful assert.
7629 2008-08-05 Bob Wilson <bob.wilson@acm.org>
7631 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
7633 2008-08-05 Bob Wilson <bob.wilson@acm.org>
7635 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
7636 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
7637 va_size, and type_size.
7639 2008-08-04 Jason Merrill <jason@redhat.com>
7642 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
7643 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
7645 2008-08-05 Richard Henderson <rth@redhat.com>
7647 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
7648 * configure: Rebuild.
7650 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7653 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
7654 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
7657 2008-08-05 Richard Henderson <rth@redhat.com>
7659 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
7660 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
7661 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
7662 * common.opt (fdwarf2-cfi-asm): New.
7663 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
7664 * config.in, configure: Rebuild.
7665 * dwarf2asm.c (dw2_asm_output_data_raw): New.
7666 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
7668 (dw2_force_const_mem): Externalize.
7669 * dwarf2asm.h: Update.
7670 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
7671 generate a real label.
7672 (output_cfi_directive): New.
7673 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
7674 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
7675 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
7677 (dwarf2out_end_epilogue): Emit .cfi_endproc.
7678 (output_loc_operands_raw, output_loc_sequence_raw): New.
7679 (output_cfa_loc_raw): New.
7681 2008-08-05 Paul Brook <paul@codesourcery.com>
7683 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
7684 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
7685 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
7686 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
7687 * config/arm/arm.h (TARGET_VFPD32): Define.
7688 (TARGET_VFP3): Use TARGET_VFPD32.
7689 (fputype): Add FPUTYPE_VFP3D16.
7690 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
7691 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
7692 * config/arm/arm-cores.def: Add cortex-r4f.
7693 * config/arm/arm-tune.md: Regenerate.
7695 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7697 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
7698 Reword some comments throughout the file.
7700 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
7701 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
7702 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
7703 MFC_MIN_DMA_LIST_ELEMENTS.
7704 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
7705 MFC_MAX_DMA_LIST_ELEMENTS.
7707 (MFC_START_ENABLE): Remove PPU-only define.
7708 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
7709 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
7711 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
7712 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
7713 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
7714 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
7715 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
7716 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
7717 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
7719 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
7720 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
7721 (mfc_sdcrt, mfc_sdcrtst): Likewise.
7722 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
7724 (spu_read_machine_status): Fix typo.
7726 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7728 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
7729 SUBREG of multi-word hard register.
7730 * config/spu/spu.c (valid_subreg): Likewise.
7731 (adjust_operand): Handle SUBREGs of multi-word hard registers.
7733 2008-08-04 Richard Guenther <rguenther@suse.de>
7735 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
7736 the candidate with the stripped base if that base is different
7737 from the original base even for offset zero.
7739 2008-08-04 Richard Guenther <rguenther@suse.de>
7742 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
7743 check for no_overflow.
7745 2008-08-04 Richard Guenther <rguenther@suse.de>
7747 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
7749 2008-08-04 Paul Brook <paul@codesourcery.com>
7751 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
7752 (arm_order_regs_for_local_alloc): New function.
7753 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
7755 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
7757 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
7760 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
7761 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
7762 (ix86_expand_epilogue): Likewise.
7764 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
7766 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
7769 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
7771 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
7772 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
7773 (*movv2sf_internal_rex64): Ditto.
7775 2008-08-03 Jan Hubicka <jh@suse.cz>
7777 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
7778 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
7779 * expmed.c (expand_smod_pow2): Likewise.
7781 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
7784 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
7785 alternative 0 of operand 1.
7786 (*vec_concatv2di_rex64_sse): Ditto.
7787 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
7789 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
7790 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
7791 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
7792 (*movv2sf_internal_rex64): Ditto.
7794 2008-08-02 Richard Guenther <rguenther@suse.de>
7797 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
7798 (ssedoublesizemode): New mode attribute.
7799 (sse_shufps): Call gen_sse_shufps_v4sf.
7800 (sse_shufps_1): Macroize.
7801 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
7802 (sse2_shufpd_1): Macroize.
7803 (vec_extract_odd, vec_extract_even): New expanders.
7804 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
7805 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
7806 * i386.c (ix86_expand_vector_init_one_nonzero): Call
7807 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
7808 (ix86_expand_vector_set): Likewise.
7809 (ix86_expand_reduc_v4sf): Likewise.
7811 2008-08-01 Doug Kwan <dougkwan@google.com>
7813 * matrix-reorg.c: Re-enable all code.
7814 (struct malloc_call_data): Change CALL_STMT to gimple type.
7815 (collect_data_for_malloc_call): Tuplify.
7816 (struct access_site_info): Change STMT to gimple type.
7817 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
7818 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
7819 (struct free_info): Change STMT to gimple type.
7820 (struct matrix_access_phi_node): Change PHI to gimple type.
7821 (get_inner_of_cast_expr): Remove.
7822 (may_flatten_matrices_1): Tuplify.
7823 (may_flatten_matrices): Ditto.
7824 (mark_min_matrix_escape_level): Ditto.
7825 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
7826 (ssa_accessed_in_call_rhs): New
7827 (ssa_accessed_in_assign_rhs): New
7828 (record_access_alloc_site_info): Tuplify.
7829 (add_allocation_site): Ditto.
7830 (analyze_matrix_allocation_site): Ditto.
7831 (analyze_transpose): Ditto.
7832 (get_index_from_offset): Ditto.
7833 (update_type_size): Ditto.
7834 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
7835 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
7836 (analyze_accesses_for_phi_node): Tuplify.
7837 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
7838 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
7839 (analyze_matrix_accesses): Tuplify.
7840 (check_var_data): New call-back type for check_var_notmodified_p.
7841 (check_var_notmodified_p): Tuplify and use call-back struct to
7842 return statement found.
7843 (can_calculate_expr_before_stmt): Factor out statement related code
7845 (can_calculate_stmt_before_stmt): New.
7846 (check_allocation_function): Tuplify.
7847 (find_sites_in_func): Ditto.
7848 (record_all_accesses_in_func): Ditto.
7849 (transform_access_sites): Ditto.
7850 (transform_allocation_sites): Ditto.
7851 (matrix_reorg): Re-enable.
7852 (gate_matrix_reorg): Re-enable.
7854 2008-08-01 Jakub Jelinek <jakub@redhat.com>
7856 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
7857 for labels for which it hasn't been set yet. If it has been set,
7858 stop walking insns and continue with next worklist item.
7859 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
7860 if the only BARRIER is at the very end of a function.
7862 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7864 * cfgexpand.c (expand_stack_alignment): Assert that
7865 stack_realign_drap and drap_rtx must match.
7867 * function.c (instantiate_new_reg): If DRAP is used to realign
7868 stack, replace virtual_incoming_args_rtx with internal arg
7871 2008-08-01 Richard Guenther <rguenther@suse.de>
7873 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
7874 loop information only if we initialized it.
7875 (execute_pre): Call fini_pre with in_fre.
7876 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
7877 if we do not unroll because we hit max-completely-peeled-insns.
7878 Use our estimation for consistency, do allow shrinking.
7880 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7882 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
7883 with MIN_STACK_BOUNDARY.
7884 (ix86_update_stack_boundary): Likewise.
7885 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
7888 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
7889 (MIN_STACK_BOUNDARY): This.
7891 2008-08-01 Richard Guenther <rguenther@suse.de>
7894 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
7896 2008-08-01 Richard Guenther <rguenther@suse.de>
7898 PR tree-optimization/36988
7899 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
7900 do not matter if that doesn't change volatile qualification.
7902 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
7904 * configure.ac: Do not generate libada-mk. Do not subst
7906 * libada-mk.in: Remove.
7907 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
7908 * configure: Regenerate.
7910 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
7912 * tree-pass.h: Added comment about not dumping passes with name
7913 starting with star in struct opt_pass.
7914 * passes.c (register_dump_files_1): Don't do dump for a pass with
7915 name starting with star.
7916 * doc/passes.texi (Pass manager): Mention pass names and special
7917 meaning of star prefix to avoid dump.
7919 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
7921 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
7923 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
7924 (ISA_MIPS64R2): New macro.
7925 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
7926 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
7927 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
7928 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
7929 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
7930 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
7931 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
7932 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
7933 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
7934 Move up to keep list alphabetically sorted.
7935 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
7936 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
7938 * doc/invoke.texi (MIPS Options): Add -mips64r2.
7939 (-march=@var{arch}): Add mips64r2.
7941 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7943 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
7945 2008-07-31 Steve Ellcey <sje@cup.hp.com>
7947 * expr.c (expand_assignment): Check for complete type.
7949 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7952 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
7954 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
7955 for stack alignment.
7957 * function.h (rtl_data): Add stack_realign_tried. Update comments.
7959 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
7961 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
7962 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
7964 2008-07-31 Jakub Jelinek <jakub@redhat.com>
7966 PR rtl-optimization/36419
7967 * dwarf2out.c (barrier_args_size): New variable.
7968 (compute_barrier_args_size, compute_barrier_args_size_1): New
7970 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
7971 if not called yet in the current function, use barrier_args_size
7972 array to find the new args_size value.
7973 (dwarf2out_frame_debug): Free and clear barrier_args_size.
7975 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7978 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
7981 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7984 * dwarf2out.c (dwarf2out_args_size_adjust): New.
7985 (dwarf2out_stack_adjust): Use it.
7986 (dwarf2out_frame_debug_expr): Likewise.
7988 2008-07-31 Richard Guenther <rguenther@suse.de>
7990 PR tree-optimization/36978
7991 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
7992 the generated condition.
7994 2008-07-31 Richard Guenther <rguenther@suse.de>
7996 * passes.c (init_optimization_passes): Always call
7997 pass_early_warn_uninitialized.
7998 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
7999 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
8000 * doc/passes.texi (Warn for uninitialized variables): Adjust.
8002 2008-07-31 Jakub Jelinek <jakub@redhat.com>
8005 * builtins.c (maybe_emit_free_warning): New function.
8006 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
8007 maybe_emit_free_warning for BUILT_IN_FREE.
8010 * dwarf2out.c (get_context_die): New function.
8011 (force_decl_die, force_type_die): Use it.
8012 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
8013 returns NULL, force generation of DW_TAG_typedef and put that into
8016 PR preprocessor/36649
8017 * c-pch.c (c_common_read_pch): Save and restore
8018 line_table->trace_includes across PCH restore.
8020 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
8023 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
8025 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8028 * final.c (call_from_call_insn): Handle COND_EXEC.
8030 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
8032 * builtins.c (std_gimplify_va_arg_expr): Replace
8033 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
8034 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
8036 2008-07-30 Joey Ye <joey.ye@intel.com>
8037 H.J. Lu <hongjiu.lu@intel.com>
8039 * builtins.c (expand_builtin_setjmp_receiver): Replace
8040 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
8041 (expand_builtin_apply_args_1): Likewise.
8042 (expand_builtin_longjmp): Need DRAP for stack alignment.
8043 (expand_builtin_apply): Likewise.
8045 * caller-save.c (setup_save_areas): Call assign_stack_local_1
8046 instead of assign_stack_local to allow alignment reduction.
8048 * calls.c (emit_call_1): Need DRAP for stack alignment if
8050 (expand_call): Replace virtual_incoming_args_rtx with
8051 crtl->args.internal_arg_pointer.
8052 * stmt.c (expand_nl_goto_receiver): Likewise.
8054 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
8055 alignment and store to stack_alignment_estimated and
8056 max_used_stack_slot_alignment.
8057 (expand_one_var): Likewise.
8058 (expand_stack_alignment): New function.
8059 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
8060 and stack_alignment_estimated fields in rtl_data. Call
8061 expand_stack_alignment at end.
8063 * defaults.h (INCOMING_STACK_BOUNDARY): New.
8064 (MAX_STACK_ALIGNMENT): Likewise.
8065 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
8066 (SUPPORTS_STACK_ALIGNMENT): Likewise.
8068 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
8069 stack alignment when generating virtual registers.
8071 * function.c (assign_stack_local): Renamed to ...
8072 (assign_stack_local_1): This. Add a parameter to indicate
8073 if it is OK to reduce alignment.
8074 (assign_stack_local): Use it.
8075 (instantiate_new_reg): Instantiate virtual incoming args rtx
8076 to vDRAP if stack realignment and DRAP is needed.
8077 (assign_parms): Collect parameter/return type alignment and
8078 contribute to stack_alignment_estimated.
8079 (locate_and_pad_parm): Likewise.
8080 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
8081 with crtl->args.internal_arg_pointer.
8083 * function.h (rtl_data): Add new field drap_reg,
8084 max_used_stack_slot_alignment, stack_alignment_estimated,
8085 stack_realign_needed, need_drap, stack_realign_processed and
8086 stack_realign_finalized.
8087 (stack_realign_fp): New macro.
8088 (stack_realign_drap): Likewise.
8090 * global.c (compute_regsets): Frame pointer is needed when
8091 stack is realigned. Can eliminate frame pointer when stack is
8092 realigned and dynamic realigned argument pointer isn't used.
8094 * reload1.c (update_eliminables): Frame pointer is needed
8095 when stack is realigned.
8096 (init_elim_table): Can eliminate frame pointer when stack is
8097 realigned and dynamic realigned argument pointer isn't used.
8099 * rtl.h (assign_stack_local_1): Declare new funtion.
8101 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
8102 (TARGET_GET_DRAP_RTX): Likewise.
8103 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
8104 TARGET_GET_DRAP_RTX.
8106 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
8108 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
8109 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
8111 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
8112 H.J. Lu <hongjiu.lu@intel.com>
8114 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
8115 vdrap_reg, stack_realign and drap_reg_saved.
8116 (add_cfi): Don't allow redefining CFA when DRAP is used.
8117 (reg_save): Handle stack alignment.
8118 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
8119 alignment. Don't generate DWARF information for (set fp sp)
8121 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
8123 (int_loc_descriptor): Move prototype forward. Also define if
8124 DWARF2_UNWIND_INFO is true.
8125 (output_cfa_loc): Handle DW_CFA_expression.
8126 (build_cfa_aligned_loc): New.
8127 (based_loc_descr): Update assert for stack realign. For local
8128 variables, use sp+offset when stack is aligned without drap and
8129 fp+offset when stack is aligned with drap. For arguments, use
8130 cfa+offset when drap is used to align stack.
8132 2008-07-30 Joey Ye <joey.ye@intel.com>
8133 H.J. Lu <hongjiu.lu@intel.com>
8135 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
8137 (ix86_gen_andsp): New.
8138 (ix86_user_incoming_stack_boundary): Likewise.
8139 (ix86_default_incoming_stack_boundary): Likewise.
8140 (ix86_incoming_stack_boundary): Likewise.
8141 (ix86_can_eliminate): Likewise.
8142 (find_drap_reg): Likewise.
8143 (ix86_update_stack_boundary): Likewise.
8144 (ix86_get_drap_rtx): Likewise.
8145 (ix86_finalize_stack_realign_flags): Likewise.
8146 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
8147 (TARGET_GET_DRAP_RTX): Likewise.
8148 (override_options): Overide option value for new options.
8149 (ix86_function_ok_for_sibcall): Remove check for
8150 force_align_arg_pointer.
8151 (ix86_handle_cconv_attribute): Likewise.
8152 (ix86_function_regparm): Likewise.
8153 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
8154 (ix86_va_start): Replace virtual_incoming_args_rtx with
8155 crtl->args.internal_arg_pointer.
8156 (ix86_select_alt_pic_regnum): Check DRAP register.
8157 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
8158 (ix86_compute_frame_layout): Compute frame layout wrt stack
8160 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
8161 (ix86_expand_prologue): Decide if stack realignment is needed
8162 and generate prologue code accordingly.
8163 (ix86_expand_epilogue): Generate epilogue code wrt stack
8164 realignment is really needed or not.
8166 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
8167 (ABI_STACK_BOUNDARY): Likewise.
8168 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
8169 (STACK_REALIGN_DEFAULT): Likewise.
8170 (INCOMING_STACK_BOUNDARY): Likewise.
8171 (MAX_STACK_ALIGNMENT): Likewise.
8172 (ix86_incoming_stack_boundary): Likewise.
8173 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
8174 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
8175 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
8176 (machine_function): Remove force_align_arg_pointer.
8178 * config/i386/i386.md (BX_REG): New.
8179 (R13_REG): Likewise.
8181 * config/i386/i386.opt (mforce_drap): New.
8182 (mincoming-stack-boundary): Likewise.
8183 (mstackrealign): Add Init(-1).
8185 * config/i386/i386-protos.h (ix86_can_eliminate): New
8187 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
8189 * doc/extend.texi: Update force_align_arg_pointer.
8191 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
8194 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
8195 (INCOMING_STACK_BOUNDARY): Likewise.
8196 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
8197 (TARGET_GET_DRAP_RTX): Likewise.
8199 2008-07-30 Andreas Schwab <schwab@suse.de>
8201 PR rtl-optimization/36929
8202 * dse.c (replace_inc_dec): Use emit_insn_before instead of
8203 add_insn_before and fix argument order.
8204 (replace_inc_dec_mem): Handle NULL rtx.
8206 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
8208 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
8210 (arm_compute_initial_elimination_offset): Use it.
8211 (arm_compute_save_reg_mask): Include static chain save slot when
8212 calculating alignment.
8213 (arm_get_frame_offsets): Ditto.
8214 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
8215 that we can use to decrement the stack when the stack decrement
8216 could be too big for an immediate value in a single insn.
8217 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
8219 2008-07-30 Richard Guenther <rguenther@suse.de>
8221 PR tree-optimization/36967
8222 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
8223 Release defs of statements we remove.
8225 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
8227 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
8228 instead of NULL_RTVEC.
8230 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
8234 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
8237 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8239 * final.c (call_from_call_insn): New.
8240 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
8242 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
8244 * configure.ac: Substitute ADA_CFLAGS.
8245 * configure: Regenerate.
8246 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
8247 * Makefile.in: Remove mention of X_* variables.
8248 * config/pa/x-ada-hpux10: Remove.
8249 * config/pa/x-ada: Remove.
8251 * doc/fragments.texi: Update.
8253 2008-07-30 Olivier Hainque <hainque@adacore.com>
8255 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
8256 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
8257 __dso_handle explicitly here.
8259 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8262 * c-typeck.c (build_binary_op): Encapsulate code into...
8263 * c-common.c (shorten_binary_op): ...this new function.
8264 (conversion_warning): Use the new function. Handle non-negative
8265 constant in bitwise-and.
8266 * c-common.h (shorten_binary_op): Declare.
8268 2008-07-30 Olivier Hainque <hainque@adacore.com>
8270 * scan.c (make_sstring_space): Add explicit conversions of
8271 allocator's return value.
8272 * fix-header.c (recognized_function): Likewise.
8274 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8276 * doc/cpp.texi: Update to GFDL 1.2.
8277 * doc/gcc.texi: Do not list GPL as Invariant Section.
8278 * doc/gccint.texi: Likewise. Update copyright years.
8279 * doc/install.texi: Update copyright years.
8281 2008-07-30 Alan Modra <amodra@bigpond.net.au>
8284 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
8285 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
8287 2008-07-29 Jan Hubicka <jh@suse.cz>
8289 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
8290 (grokdeclarator): Likewise.
8291 * langhooks.c (lhd_warn_unused_global_decl): Use
8292 DECL_DECLARED_INLINE_P.
8293 * print-tree.c (print_node): Remove DECL_INLINE check.
8295 2008-07-29 Richard Guenther <rguenther@suse.de>
8297 PR tree-optimization/36945
8298 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
8299 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
8300 Record invariant addresses un-decomposed.
8301 (copy_reference_ops_from_call): Record reference call
8302 arguments properly. Simplify.
8303 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
8304 helper split out from ...
8305 (create_component_ref_by_pieces): ... here. Simplify.
8306 Prepare for recursive invocation for call arguments.
8307 (create_expression_by_pieces): Adjust call to
8308 create_component_ref_by_pieces.
8309 (compute_avail): Process operand 2 of reference ops.
8311 2008-07-29 Richard Guenther <rguenther@suse.de>
8313 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
8315 2008-07-29 Jakub Jelinek <jakub@redhat.com>
8317 * c-format.c (check_format_types): Revert unwanted checkin.
8319 2008-07-29 Jan Hubicka <jh@suse.cz>
8321 * flags.h (flag_really_no_inline): Remove.
8322 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
8323 * toplev.c (flag_really_no_inline): Remove.
8324 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
8325 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
8326 (cgraph_decide_inlining_incrementally): Likewise.
8327 (compute_inline_parameters): Likewise.
8328 * opts.c (decode_options): Simplify.
8329 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
8330 * common.opt (finline): Initialize to 1.
8331 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
8333 2008-07-29 Jan Hubicka <jh@suse.cz>
8335 * predict.c (always_optimize_for_size_p): New function.
8336 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
8337 optimize_edge_for_size_p, optimize_edge_for_speed_p,
8338 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
8340 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
8341 * function.c (prepare_function_start): Set default profile.
8342 * function.h (rtl_data): Add maybe_hot_insn_p.
8343 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
8344 (construct_exit_block): Likewise.
8345 (tree_expand_cfg): Likewise.
8347 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
8348 optimize_edge_for_size_p, optimize_edge_for_speed_p,
8349 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
8350 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
8353 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8356 * c-decl.c (merge_decls): Merge USED flags.
8358 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
8360 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
8361 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
8362 next_stack, lab_false and lab_over trees.
8364 2008-07-28 Richard Guenther <rguenther@suse.de>
8366 PR tree-optimization/36957
8367 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
8368 (useless_type_conversion_p): Remove.
8369 (types_compatible_p): Remove.
8370 * gimple.h (tree_ssa_useless_type_conversion): Declare.
8371 (useless_type_conversion_p): Declare.
8372 (types_compatible_p): Declare.
8373 (gimple_expr_type): Return the base type only if it is
8374 trivially convertible to the subtype.
8376 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
8378 * configure.ac: Use the m4_do macro to concatenate the warnings into
8379 one string in ACX_PROG_CC_WARNING_OPTS,
8380 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
8381 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
8382 * configure: Regenerate.
8384 2008-07-28 Richard Guenther <rguenther@suse.de>
8386 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
8387 (insert_fake_stores): Remove.
8388 (realify_fake_stores): Likewise.
8389 (execute_pre): Remove dead code.
8390 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
8391 (find_func_aliases): Deal with it here instead.
8392 Re-enable gcc_unreachable call.
8394 2008-07-28 Richard Guenther <rguenther@suse.de>
8396 Merge from gimple-tuples-branch.
8398 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
8399 * gimple.def: New file.
8400 * gsstruct.def: Likewise.
8401 * gimple-iterator.c: Likewise.
8402 * gimple-pretty-print.c: Likewise.
8403 * tree-gimple.c: Removed. Merged into ...
8404 * gimple.c: ... here. New file.
8405 * tree-gimple.h: Removed. Merged into ...
8406 * gimple.h: ... here. New file.
8408 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
8409 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
8410 --enable-checking=gimple flag.
8411 * config.in: Likewise.
8412 * configure: Regenerated.
8414 * tree-ssa-operands.h: Tuplified.
8415 * tree-vrp.c: Likewise.
8416 * tree-loop-linear.c: Likewise.
8417 * tree-into-ssa.c: Likewise.
8418 * tree-ssa-loop-im.c: Likewise.
8419 * tree-dump.c: Likewise.
8420 * tree-complex.c: Likewise.
8421 * cgraphbuild.c: Likewise.
8422 * tree-ssa-threadupdate.c: Likewise.
8423 * tree-ssa-loop-niter.c: Likewise.
8424 * tree-pretty-print.c: Likewise.
8425 * tracer.c: Likewise.
8426 * gengtype.c: Likewise.
8427 * tree-loop-distribution.c: Likewise.
8428 * tree-ssa-loop-unswitch.c: Likewise.
8429 * cgraph.c: Likewise.
8430 * cgraph.h: Likewise.
8431 * tree-ssa-loop-manip.c: Likewise.
8432 * value-prof.c: Likewise.
8433 * tree-ssa-loop-ch.c: Likewise.
8434 * tree-tailcall.c: Likewise.
8435 * value-prof.h: Likewise.
8438 * tree-pass.h: Likewise.
8439 * ipa-cp.c: Likewise.
8440 * tree-scalar-evolution.c: Likewise.
8441 * tree-scalar-evolution.h: Likewise.
8442 * target.h: Likewise.
8443 * lambda-mat.c: Likewise.
8444 * tree-phinodes.c: Likewise.
8445 * diagnostic.h: Likewise.
8446 * builtins.c: Likewise.
8447 * tree-ssa-alias-warnings.c: Likewise.
8448 * cfghooks.c: Likewise.
8449 * fold-const.c: Likewise.
8450 * cfghooks.h: Likewise.
8451 * omp-low.c: Likewise.
8452 * tree-ssa-dse.c: Likewise.
8453 * ipa-reference.c: Likewise.
8454 * tree-ssa-uncprop.c: Likewise.
8455 * toplev.c: Likewise.
8456 * tree-gimple.c: Likewise.
8457 * tree-gimple.h: Likewise.
8458 * tree-chrec.c: Likewise.
8459 * tree-chrec.h: Likewise.
8460 * tree-ssa-sccvn.c: Likewise.
8461 * tree-ssa-sccvn.h: Likewise.
8462 * cgraphunit.c: Likewise.
8463 * tree-ssa-copyrename.c: Likewise.
8464 * tree-ssa-ccp.c: Likewise.
8465 * tree-ssa-loop-ivopts.c: Likewise.
8466 * tree-nomudflap.c: Likewise.
8467 * tree-call-cdce.c: Likewise.
8468 * ipa-pure-const.c: Likewise.
8469 * c-format.c: Likewise.
8470 * tree-stdarg.c: Likewise.
8471 * tree-ssa-math-opts.c: Likewise.
8472 * tree-ssa-dom.c: Likewise.
8473 * tree-nrv.c: Likewise.
8474 * tree-ssa-propagate.c: Likewise.
8475 * ipa-utils.c: Likewise.
8476 * tree-ssa-propagate.h: Likewise.
8477 * tree-ssa-alias.c: Likewise.
8478 * gimple-low.c: Likewise.
8479 * tree-ssa-sink.c: Likewise.
8480 * ipa-inline.c: Likewise.
8481 * c-semantics.c: Likewise.
8482 * dwarf2out.c: Likewise.
8484 * tree-ssa-loop-ivcanon.c: Likewise.
8485 * predict.c: Likewise.
8486 * tree-ssa-loop.c: Likewise.
8487 * tree-parloops.c: Likewise.
8488 * tree-ssa-address.c: Likewise.
8489 * tree-ssa-ifcombine.c: Likewise.
8490 * matrix-reorg.c: Likewise.
8491 * c-decl.c: Likewise.
8492 * tree-eh.c: Likewise.
8493 * c-pretty-print.c: Likewise.
8494 * lambda-trans.c: Likewise.
8495 * function.c: Likewise.
8496 * langhooks.c: Likewise.
8497 * ebitmap.h: Likewise.
8498 * tree-vectorizer.c: Likewise.
8499 * function.h: Likewise.
8500 * langhooks.h: Likewise.
8501 * tree-vectorizer.h: Likewise.
8502 * ipa-type-escape.c: Likewise.
8503 * ipa-type-escape.h: Likewise.
8504 * domwalk.c: Likewise.
8505 * tree-if-conv.c: Likewise.
8506 * profile.c: Likewise.
8507 * domwalk.h: Likewise.
8508 * tree-data-ref.c: Likewise.
8509 * tree-data-ref.h: Likewise.
8510 * tree-flow-inline.h: Likewise.
8511 * tree-affine.c: Likewise.
8512 * tree-vect-analyze.c: Likewise.
8513 * c-typeck.c: Likewise.
8514 * gimplify.c: Likewise.
8515 * coretypes.h: Likewise.
8516 * tree-ssa-phiopt.c: Likewise.
8517 * calls.c: Likewise.
8518 * tree-ssa-coalesce.c: Likewise.
8519 * tree.def: Likewise.
8520 * tree-dfa.c: Likewise.
8521 * except.c: Likewise.
8522 * except.h: Likewise.
8523 * cfgexpand.c: Likewise.
8524 * tree-cfgcleanup.c: Likewise.
8525 * tree-ssa-pre.c: Likewise.
8526 * tree-ssa-live.c: Likewise.
8527 * tree-sra.c: Likewise.
8528 * tree-ssa-live.h: Likewise.
8529 * tree-predcom.c: Likewise.
8530 * lambda.h: Likewise.
8531 * tree-mudflap.c: Likewise.
8532 * ipa-prop.c: Likewise.
8533 * print-tree.c: Likewise.
8534 * tree-ssa-copy.c: Likewise.
8535 * ipa-prop.h: Likewise.
8536 * tree-ssa-forwprop.c: Likewise.
8537 * ggc-page.c: Likewise.
8538 * c-omp.c: Likewise.
8539 * tree-ssa-dce.c: Likewise.
8540 * tree-vect-patterns.c: Likewise.
8541 * tree-ssa-ter.c: Likewise.
8542 * tree-nested.c: Likewise.
8543 * tree-ssa.c: Likewise.
8544 * lambda-code.c: Likewise.
8545 * tree-ssa-loop-prefetch.c: Likewise.
8546 * tree-inline.c: Likewise.
8547 * tree-inline.h: Likewise.
8548 * tree-iterator.c: Likewise.
8549 * tree-optimize.c: Likewise.
8550 * tree-ssa-phiprop.c: Likewise.
8551 * tree-vect-transform.c: Likewise.
8552 * tree-object-size.c: Likewise.
8553 * tree-outof-ssa.c: Likewise.
8554 * cfgloop.c: Likewise.
8555 * system.h: Likewise.
8556 * tree-profile.c: Likewise.
8557 * cfgloop.h: Likewise.
8558 * c-gimplify.c: Likewise.
8559 * c-common.c: Likewise.
8560 * tree-vect-generic.c: Likewise.
8561 * tree-flow.h: Likewise.
8562 * c-common.h: Likewise.
8563 * basic-block.h: Likewise.
8564 * tree-ssa-structalias.c: Likewise.
8565 * tree-switch-conversion.c: Likewise.
8566 * tree-ssa-structalias.h: Likewise.
8567 * tree-cfg.c: Likewise.
8568 * passes.c: Likewise.
8569 * ipa-struct-reorg.c: Likewise.
8570 * ipa-struct-reorg.h: Likewise.
8571 * tree-ssa-reassoc.c: Likewise.
8572 * cfgrtl.c: Likewise.
8573 * varpool.c: Likewise.
8575 * tree-ssanames.c: Likewise.
8576 * tree-ssa-threadedge.c: Likewise.
8577 * langhooks-def.h: Likewise.
8578 * tree-ssa-operands.c: Likewise.
8579 * config/alpha/alpha.c: Likewise.
8580 * config/frv/frv.c: Likewise.
8581 * config/s390/s390.c: Likewise.
8582 * config/m32c/m32c.c: Likewise.
8583 * config/m32c/m32c-protos.h: Likewise.
8584 * config/spu/spu.c: Likewise.
8585 * config/sparc/sparc.c: Likewise.
8586 * config/i386/i386.c: Likewise.
8587 * config/sh/sh.c: Likewise.
8588 * config/xtensa/xtensa.c: Likewise.
8589 * config/stormy16/stormy16.c: Likewise.
8590 * config/ia64/ia64.c: Likewise.
8591 * config/rs6000/rs6000.c: Likewise.
8592 * config/pa/pa.c: Likewise.
8593 * config/mips/mips.c: Likewise.
8595 2008-07-28 Simon Baldwin <simonb@google.com>
8597 * c-pragma.c (handle_pragma_message): New function.
8598 (init_pragma): Register handle_pragma_message.
8599 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
8602 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
8604 PR tree-optimization/35252
8605 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
8606 REALPART_EXPR to be considered as same load operation.
8608 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
8610 PR tree-optimization/36830
8611 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
8612 (expressions_equal_p): Return false if only one operand is null.
8614 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
8616 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
8617 version requirements.
8619 2008-07-26 Olivier Hainque <hainque@adacore.com>
8621 * collect2.c (symkind): New enum. Symbol kinds we care about.
8622 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
8623 code and head comment accordingly.
8624 (scan_prog_file): Use symkind names instead of bare integers.
8626 2008-07-25 Jan Hubicka <jh@suse.cz>
8628 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
8630 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
8631 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
8632 * dojump.c (clear_pending_stack_adjust): Likewise.
8633 * print-tree.c (print_node): Ignore DECL_INLINE.
8634 * tree-inline.c (inlinable_function_p): Likewise.
8636 2008-07-25 Michael Meissner <gnu@the-meissners.org>
8638 * doc/extend.texi (hot attribute): Document that the hot attribute
8639 turns on -O3 for some ports.
8640 (cold attribute): Document that the cold attribute turns on -Os
8643 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
8644 reflect function specific option support.
8646 * target.h (struct target_option_hooks): Add fields to say whether
8647 the cold attribute implies -Os and the hot attribute implies -O3.
8649 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
8650 By default, do not turn on -Os for cold functions.
8651 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
8652 not turn on -O3 for hot functions.
8654 * c-common.c (handle_hot_attribute): Use target hook to determine
8655 if hot functions should enable -O3.
8656 (handle_cold_attribute): Use target hook to determine if cold
8657 functions should enable -Os.
8659 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
8660 (override_options): Move disable scheduling to
8661 optimization_options.
8662 (optimization_options): Disable scheduling here, not
8664 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8665 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8667 * config/ia64/ia64.c (ia64_override_options): Move setting
8668 scheduling flags to ia64_optimization_options.
8669 (ia64_optimization_options): Disable scheduling options here, and
8670 not in ia64_override_options.
8671 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8672 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8674 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
8677 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
8679 2008-07-25 Martin Jambor <mjambor@suse.cz>
8681 PR tree-optimization/36926
8682 * ipa-prop.c (ipa_analyze_call_uses): Call
8683 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
8685 2008-07-25 Joseph Myers <joseph@codesourcery.com>
8687 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
8688 movv2si_internal): Add mem = reg alternative.
8690 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
8693 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
8694 DEFAULT_PCC_STRUCT_RETURN to 127.
8696 2008-07-24 Jan Hubicka <jh@suse.cz>
8698 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
8699 (build_cgraph_edges): Likewise.
8700 * cgraph.c (cgraph_node): Do not update assembler hash.
8701 (cgraph_remove_node): Drop non-unit-at-a-time code.
8702 * tree-pass.h (pass_O0_always_inline): Remove.
8703 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
8704 * toplev.c (process_options): Flag unit-at-a-time does not imply
8706 * cgraphunit.c: Update comments.
8707 (decide_is_function_needed): Drop non-unit-at-a-time mode.
8708 (cgraph_assemble_pending_functions): Remove.
8709 (cgraph_reset_node): Drop non-unit-at-a-time code.
8710 (cgraph_finalize_function): Likewise.
8711 (cgraph_analyze_function): Likewise.
8712 (cgraph_finalize_compilation_unit): Likewise.
8713 (cgraph_expand_function): Likewise.
8714 (cgraph_optimize): Likesise.
8715 (save_inline_function_body): Likewise.
8716 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
8717 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
8718 * ipa-inline.c: Update comments.
8719 (enum inlining_mode): remove INLINE_SPEED.
8720 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
8721 (cgraph_mark_inline_edge): Likewise.
8722 (try_inline): Likewise.
8723 (cgraph_decide_inlining_incrementally): Likewise.
8724 (cgraph_gate_inlining): Remove.
8725 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
8726 (cgraph_gate_early_inlining): Likewise.
8727 (gate_inline_passes): Remove.
8728 (pass_inline_parameters, pass_ipa_inline): Remove gates.
8729 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
8730 pass_O0_always_inline): Remove.
8731 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
8732 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
8733 * opts.c (no_unit_at_a_time_default): Remove.
8734 (decode_options): Remove flag_unit_at_a_time reset and warning.
8735 * opts.h (no_unit_at_a_time_default): Remove.
8736 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
8737 early in GNU dialect.
8738 (merge_decls): Update comment; drop unit-at-a-time check.
8739 (finish_decl): Likewise.
8740 (grok_declaration): Remove flag_inline_trees code.
8741 (finish_functions): Return on function returning non-void on all
8743 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
8744 * cfgexpand.c (expand_one_static_var): Remove.
8745 (expand_one_var): Remove expand_one_static_var call.
8746 (expand_used_vars_for_block): Remove flag_unit_a_time check.
8747 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
8748 and flag_unit_at_a-time compatibility checks.
8749 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
8750 * tree-inline.c (flag_inline_trees): Remove.
8751 (inlinable_function_p): Don't check it.
8752 (expand_call_inline): Remove non-unit-at-a-time code.
8753 * tree-inline.h (flag_inline_trees): Remove.
8754 * tree-optimize.c (execute_early_local_optimizations): Remove
8755 unit-at-a-time checks.
8756 (tree_rest_of_compilation): Likewise.
8757 * combine.c (setup_incoming_promotions): Likewise.
8758 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
8759 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
8760 * passes.c (pass_inline_parameters): Update comments; remove
8761 O0_alwaysinline pass.
8762 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
8763 (execute_one_pass): Likewise.
8764 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
8765 (ix86_function_sseregparm): Likewise.
8766 * arm.c (arm_function_in_section_p): Likewise.
8767 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
8768 * varpool.c: Update comments.
8769 (decide_is_variable_needed): Remove unit-at-a-time checks.
8770 (varpool_finalize_decl): Likewise.
8772 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
8774 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
8776 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
8778 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
8780 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
8781 imp symbol extension.
8783 2008-07-23 Ian Lance Taylor <iant@google.com>
8785 * tree-vrp.c (infer_value_range): Ignore asm statements when
8786 looking for memory accesses for -fdelete-null-pointer-checks.
8788 2008-07-24 Ben Elliston <bje@au.ibm.com>
8790 * config/spu/spu-c.c (__vector_keyword): New variable.
8791 (vector_keyword): Likewise.
8792 (spu_categorize_keyword): New function.
8793 (spu_macro_to_expand): Likewise.
8794 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
8795 compiling an ISO C dialect.
8797 2008-07-24 Ben Elliston <bje@au.ibm.com>
8799 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
8802 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8804 * configure: Regenerate.
8805 * configure.ac: Require texinfo 4.7.
8806 * doc/install.texi: Document texinfo 4.7 requirement.
8808 2008-07-23 Martin Jambor <mjambor@suse.cz>
8810 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
8811 rather than for DECL_SAVED_TREE.
8812 * ipa-prop.c: Include diagnostic.h.
8813 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
8815 (ipa_detect_param_modifications): Function rewritten from scratch.
8816 (ipa_compute_jump_functions): Changed accesses to modification flags.
8817 (ipa_free_node_params_substructures): Update flags destruction.
8818 (ipa_node_duplication_hook): Update flags duplication.
8819 (ipa_print_all_params_modified): Updated flag access.
8820 * ipa-prop.h (struct ipa_param_flags): New structure.
8821 (struct ipa_node_params): New field modification_analysis_done,
8822 modified_flags changed into param_flags.
8823 (ipa_is_ith_param_modified): Changed to use new flags.
8824 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
8826 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
8827 ipa-cp.c and split into two functions.
8828 (ipa_print_node_jump_functions): New function.
8829 (compute_scalar_jump_functions): New function.
8830 (type_like_member_ptr_p): New function.
8831 (compute_pass_through_member_ptrs): New function.
8832 (fill_member_ptr_cst_jump_function): New function.
8833 (determine_cst_member_ptr): New function.
8834 (compute_cst_member_ptr_arguments): New function.
8835 (ipa_compute_jump_functions): Complete rewrite.
8836 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
8837 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
8838 (struct ipa_member_ptr_cst): New structure.
8839 (union jump_func_value): New field member_cst.
8840 * ipa-cp.c (ipcp_lat_is_insertable): New function.
8841 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
8842 jump function types.
8843 (ipcp_print_all_lattices): Slight fprintf rearrangement.
8844 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
8845 instead of ipcp_print_all_jump_functions.
8846 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
8847 only for replacable scalars.
8849 * doc/invoke.texi (Optimize options): Add description of
8850 -findirect-inlining.
8851 * common.opt (flag_indirect_inlining): New flag.
8852 * opts.c (decode_options): Set flag_indirect_inlining when
8855 * ipa-inline.c: Include ipa-prop.h.
8856 (inline_indirect_intraprocedural_analysis): New function.
8857 (inline_generate_summary): Allocate parameter and argument info
8858 structures, call inline_indirect_intraprocedural_analysis on each
8859 node when doing indirect inlining and deallocate indirect inlining
8860 data structures in the end.
8861 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
8862 (free_all_ipa_structures_after_iinln): New function.
8863 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
8865 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
8867 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
8868 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8869 of computing the frequency separately.
8870 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8871 of computing the frequency separately.
8872 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
8873 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
8874 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
8875 (ipa_get_stmt_member_ptr_load_param): New function.
8876 (ipa_is_ssa_with_stmt_def): New function.
8877 (ipa_note_param_call): New function.
8878 (ipa_analyze_call_uses): New function.
8879 (ipa_analyze_stmt_uses): New function.
8880 (ipa_analyze_params_uses): New function.
8881 (ipa_free_node_params_substructures): Also free the param_calls linked
8883 (ipa_node_duplication_hook): Also duplicate the param_calls
8885 (ipa_print_node_param_flags): New function.
8886 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
8887 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
8888 * ipa-prop.h (struct ipa_param_flags): New field called.
8889 (struct ipa_param_call_note): New structure.
8890 (struct ipa_node_params): New fields param_calls and
8892 (ipa_is_ith_param_called): New function.
8893 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
8894 ipa_analyze_params_uses and dump parameter flags.
8896 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
8897 ipa_propagate_indirect_call_infos if performing indirect inlining,
8898 pass a new parameter new_edges to it.
8899 (add_new_edges_to_heap): New fucntion.
8900 (cgraph_decide_inlining_of_small_functions): New vector
8901 new_indirect_edges for newly found indirect edges , call
8902 ipa_propagate_indirect_call_infos after inlining.
8903 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
8904 inlining if performing indirect inlining. Call
8905 free_all_ipa_structures_after_iinln when doing so too.
8906 (inline_generate_summary): Do not call
8907 free_all_ipa_structures_after_iinln here.
8908 * ipa-prop.c (update_jump_functions_after_inlining): New function.
8909 (print_edge_addition_message): New function.
8910 (update_call_notes_after_inlining): New function.
8911 (propagate_info_to_inlined_callees): New function.
8912 (ipa_propagate_indirect_call_infos): New function.
8913 * ipa-prop.h: Include cgraph.h
8914 (struct ipa_param_call_note): Fields reordered, new field processed.
8915 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
8917 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
8918 rediscovered call statements.
8919 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
8920 (dump_cgraph_node): Dump also the indirect_call flag.
8921 (cgraph_clone_edge): Copy also the indirect_call flag.
8922 * tree-inline.c (copy_bb): Do not check for fndecls from call
8923 expressions, check for edge availability when moving clones.
8924 (get_indirect_callee_fndecl): New function.
8925 (expand_call_inline): If callee declaration is not apprent from
8926 the statement, try calling get_indirect_callee_fndecl. Do not
8927 issue warnings or call sorry when not inlinings an indirect edge.
8928 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
8930 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
8931 bit more frandly to matching.
8932 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
8933 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
8934 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
8936 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8939 * opth-gen.awk: Suppress function specific features when building
8941 * optc-gen.awk: Ditto.
8943 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8946 * diagnostic.c (pedwarn): Add opt parameter.
8948 * c-tree.h (pedwarn_init): Add opt parameter.
8949 (pedwarn_c90): Likewise.
8950 (pedwarn_c99): Likewise.
8951 * c-errors.c (pedwarn_c99): Likewise.
8952 (pedwarn_c90): Likewise.
8953 * toplev.h (pedwarn): Update declaration.
8954 (pedwarn0): Declare.
8955 * c-lex.c: All calls to pedwarn changed.
8956 * builtins.c: All calls to pedwarn changed.
8957 * toplev.c: All calls to pedwarn changed.
8958 * c-decl.c: All calls to pedwarn changed.
8959 * c-typeck.c: All calls to pedwarn changed.
8960 * c-common.c: All calls to pedwarn changed.
8961 * c-parser.c: All calls to pedwarn changed.
8963 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8964 Karthik Kumar <karthikkumar@gmail.com>
8966 * attribs.c (file scope): Include c-common.h.
8967 (decl_attributes): Add support for #pragma GCC optimize and
8970 * targhooks.c (default_can_inline_p): New function that is the
8971 default for the TARGET_CAN_INLINE_P target hook.
8973 * targhooks.h (default_can_inline_p): Add declaration.
8975 * tree.c (cl_optimization_node): New static tree for building
8976 OPTIMIZATION_NODE tree.
8977 (cl_target_option_node): New static tree for building
8978 TARGET_OPTION_NODE tree.
8979 (cl_option_hash_table): New hash table for hashing
8980 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8981 (cl_option_hash_hash): New function to provide the hash value for
8982 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8983 (cl_option_hash_eq): New function to provide an equality test for
8984 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8985 (tree_code_size): Add support for OPTIMIZATION_NODE and
8986 TARGET_OPTION_NODE trees.
8987 (tree_code_structure): Add support for OPTIMIZATION_NODE and
8988 TARGET_OPTION_NODE trees.
8989 (build_optimization_node): Build a tree that has all of the
8990 current optimization options.
8991 (build_target_option_node): Build a tree that has the target
8992 options that might be changed on a per function basis.
8994 * tree.h (file scope): Include options.h.
8995 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
8996 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
8997 (TREE_OPTIMIZATION): Ditto.
8998 (TREE_TARGET_SPECIFIC): Ditto.
8999 (struct tree_function_decl): Add fields for remembering the
9000 current optimization options and target specific options.
9001 (struct tree_optimization_option): New tree variant that remembers
9002 the optimization options.
9003 (struct tree_target_option): New tree variant that remembers the
9004 target specific flags that might change for compiling a particular
9006 (union tree_node): Include tree_optimization_option and
9007 tree_target_option fields.
9008 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
9009 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
9010 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
9011 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
9012 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
9013 optimization and target options.
9014 (optimization_default_node): New macro to refer to global_trees
9016 (optimization_current_node): Ditto.
9017 (optimization_cold_node): Ditto.
9018 (optimization_hot_node): Ditto.
9019 (target_option_default_node): Ditto.
9020 (target_option_current_node): Ditto.
9021 (current_option_pragma): Ditto.
9022 (current_optimize_pragma): Ditto.
9024 * target.h (struct gcc_target): Add valid_option_attribute_p,
9025 target_option_save, target_option_restore, target_option_print,
9026 target_option_pragma_parse, and can_inline_p hooks.
9028 * toplev.h (parse_optimize_options): Add declaration.
9029 (fast_math_flags_struct_set_p): Ditto.
9031 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
9032 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
9035 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
9036 tree_can_inline_p hook to see if one function can inline another.
9037 (cgraph_decide_inlining): Ditto.
9038 (cgraph_decide_inlining_incrementally): Ditto.
9040 * opts.c (decode_options): Add support for running multiple times
9041 to allow functions with different target or optimization options
9042 than was specified on the command line.
9043 (fast_math_flags_struct_set_p): New function that is similar to
9044 fast_math_flags_set_p, except it uses the values in the
9045 cl_optimization structure instead of global variables.
9047 * optc-gen.awk: Add support for TargetSave to allow a back end to
9048 declare new fields that need to be saved when using function
9049 specific options. Include flags.h and target.h in the options.c
9050 source. Add support for Save to indicate which options can be set
9051 for individual functions. Generate cl_optimize_save,
9052 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
9053 cl_target_option_restore, cl_target_option_print functions to
9054 allow functions to use different optimization or target options.
9056 * opt-functions.awk (var_type_struct): Return the type used for
9057 storing the field in a structure.
9059 * opth-gen.awk: Add support for TargetSave to allow a back end to
9060 declare new fields that need to be saved when using function
9061 specific options. Add support for Save to indicate which options
9062 can be set for individual functions. Only generate one extern for
9063 Mask fields. Generate cl_optimization and cl_target_option
9064 structures to remember optimization and target options.
9066 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
9067 collecting new tree nodes.
9068 (TS_TARGET_OPTION): Ditto.
9070 * c-decl.c (merge_decls): Merge function specific target and
9071 optimization options.
9073 * function.c (invoke_set_current_function_hook): If the function
9074 uses different optimization options, change the global variables
9077 * coretypes.h (struct cl_optimization): Add forward reference.
9078 (struct cl_target_option): Ditto.
9080 * c-pragma.c (option_stack): New static vector to remember the
9081 current #pragma GCC option stack.
9082 (handle_pragma_option): New function to support #pragma GCC option
9083 to change target options.
9084 (optimize_stack): New static vector to remember the current
9085 #pragma GCC optimize stack.
9086 (handle_pragma_optimize): New function to support #pragma GCC
9087 optimize to change optimization options.
9088 (init_pragma): Add support for #pragma GCC optimize and #pragma
9091 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
9092 optimization options.
9093 (TARGET_OPTION_NODE): New tree code for remembering certain target
9096 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
9097 TARGET_OPTION_NODE trees.
9099 * common.opt (-O): Add Optimization flag.
9101 (-fmath-errno): Ditto.
9102 (-falign-functions): Add UInteger flag to make sure flag gets full
9103 int in cl_optimization structure.
9104 (-falign-jumps): Ditto.
9105 (-falign-labels): Ditto.
9106 (-falign-loops): Ditto.
9107 (-fsched-stalled-insns): Ditto.
9108 (-fsched-stalled-insns-dep): Ditto.
9110 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
9112 (TARGET_OPTION_SAVE): Ditto.
9113 (TARGET_OPTION_RESTORE): Ditto.
9114 (TARGET_OPTION_PRINT): Ditto.
9115 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
9116 (TARGET_CAN_INLINE_P): Ditto.
9117 (TARGET_INITIALIZER): Add new hooks.
9119 * tree-inline.c (tree_can_inline_p): New function to determine
9120 whether one function can inline another. Check if the functions
9121 use compatible optimization options, and also call the backend
9124 * tree-inline.h (tree_can_inline_p): Add declaration.
9126 * c-common.c (c_common_attribute): Add support for option and
9127 optimize attributes.
9128 (handle_option_attribute): Add support for the option attribute to
9129 allow the user to specify different target options for compiling a
9131 (handle_optimize_attribute): Add support for the optimize
9132 attribute to allow the user to specify different optimization
9133 options for compiling a specific function.
9134 (handle_hot_attribute): Turn on -O3 optimization for this one
9135 function if it isn't the default optimization level.
9136 (handle_cold_attribute): Turn on -Os optimization for this one
9137 function if it insn't the default optimization.
9138 (const_char_p): New const char * typedef.
9139 (optimize_args): New static vector to remember the optimization
9141 (parse_optimize_options): New function to set up the optimization
9142 arguments from either the optimize attribute or #pragma GCC optimize.
9144 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
9145 (builtin_define_std): Ditto.
9147 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
9148 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
9149 (x86_64-*-*): Ditto.
9151 * Makefile.in (TREE_H): Add options.h.
9152 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
9154 * doc/extend.texi (option attribute): Document new attribute.
9155 (optimize attribute): Ditto.
9156 (hot attribute): Document hot attribute sets -O3.
9157 (cold attribute): Document cold attribute sets -Os.
9158 (#pragma GCC option): Document new pragma.
9159 (#pragma GCC optimize): Ditto.
9161 * doc/options.texi (TargetSave): Document TargetSave syntax.
9162 (UInteger): Document UInteger must be used for certain flags.
9163 (Save): Document Save option to create target specific options
9164 that can be saved/restored on a function specific context.
9166 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
9167 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
9169 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
9170 (TARGET_OPTION_SAVE): Ditto.
9171 (TARGET_OPTION_RESTORE): Ditto.
9172 (TARGET_OPTION_PRINT): Ditto.
9173 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
9174 (TARGET_CAN_INLINE_P): Ditto.
9176 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
9178 (-mfpmath=both): Ditto.
9180 2008-07-23 Michael Meissner <gnu@the-meissners.org>
9181 Karthik Kumar <karthikkumar@gmail.com>
9183 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
9184 (TARGET_POPCNT): Ditto.
9185 (TARGET_SAHF): Ditto.
9186 (TARGET_AES): Ditto.
9187 (TARGET_PCLMUL): Ditto.
9188 (TARGET_CMPXCHG16B): Ditto.
9189 (TARGET_RECIP): Move switch into target_flags.
9190 (TARGET_FUSED_MADD): Ditto.
9191 (ix86_arch_features): Make an unsigned char type.
9192 (ix86_tune_features): Ditto.
9193 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
9194 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
9195 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
9197 * config/i386/i386.opt (arch): New TargetSave field to define
9198 fields that need to be saved for function specific option support.
9201 (branch_cost): Ditto.
9202 (ix86_isa_flags_explicit): Ditto.
9203 (tune_defaulted): Ditto.
9204 (arch_specified): Ditto.
9205 (-m128-long-double): Add Save flag to save option for target
9206 specific option support.
9208 (-maccumulate-outgoing-args): Ditto.
9209 (-malign-double): Ditto.
9210 (-malign-stringops): Ditto.
9211 (-mfancy-math-387): Ditto.
9212 (-mhard-float): Ditto.
9214 (-minline-all-stringops): Ditto.
9215 (-minline-stringops-dynamically): Ditto.
9216 (-mms-bitfields): Ditto.
9217 (-mno-align-stringops): Ditto.
9218 (-mno-fancy-math-387): Ditto.
9219 (-mno-push-args): Ditto.
9220 (-mno-red-zone): Ditto.
9221 (-mpush-args): Ditto.
9222 (-mred-zone): Ditto.
9224 (-msseregparm): Ditto.
9225 (-mstack-arg-probe): Ditto.
9240 (-mrecip): Move flag into target_flags.
9242 (-mno-fused-madd): Ditto.
9243 (-mfused-madd): Ditto.
9244 (-mabm): Move flag into ix86_isa_flags.
9251 * config/i386/i386-c.c: New file for #pragma support.
9252 (ix86_target_macros_internal): New function to #define or #undef
9253 target macros based when the user uses the #pragma GCC option to
9254 change target options.
9255 (ix86_pragma_option_parse): New function to add #pragma GCC option
9257 (ix86_target_macros): Move defining the target macros here from
9258 TARGET_CPU_CPP_BUILTINS in i386.h.
9259 (ix86_register_pragmas): Register the #pragma GCC option hook. If
9260 defined, initialize any subtarget #pragmas.
9262 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
9263 REGISTER_TARGET_PRAGMAS.
9265 * config/i386/t-i386: New file for x86 dependencies.
9266 (i386.o): Make dependencies mirror the include files used.
9267 (i386-c.o): New file, add dependencies.
9269 * config/i386/i386-protos.h (override_options): Add bool argument.
9270 (ix86_valid_option_attribute_tree): Add declaration.
9271 (ix86_target_macros): Ditto.
9272 (ix86_register_macros): Ditto.
9274 * config/i386/i386.c (ix86_tune_features): Move initialization of
9275 the target masks to initial_ix86_tune_features to allow functions
9276 to have different target options. Make type unsigned char,
9277 instead of unsigned int.
9278 (initial_ix86_tune_features): New static vector to hold processor
9279 masks for the tune variables.
9280 (ix86_arch_features): Move initialization of the target masks to
9281 initial_ix86_arch_features to allow functions to have different
9282 target options. Make type unsigned char, instead of unsigned int.
9283 (initial_ix86_arch_features): New static vector to hold processor
9284 masks for the arch variables.
9285 (enum ix86_function_specific_strings): New enum to describe the
9286 string options used for attribute((option(...))).
9287 (ix86_target_string): New function to return a string that
9288 describes the target options.
9289 (ix86_debug_options): New function to print the current options in
9291 (ix86_function_specific_save): New function hook to save the
9292 function specific global variables in the cl_target_option structure.
9293 (ix86_function_specific_restore): New function hook to restore the
9294 function specific variables from the cl_target_option structure to
9295 the global variables.
9296 (ix86_function_specific_print): New function hook to print the
9297 target specific options in the cl_target_option structure.
9298 (ix86_valid_option_attribute_p): New function hook to validate
9299 attribute((option(...))) arguments.
9300 (ix86_valid_option_attribute_tree): New function that is common
9301 code between attribute((option(...))) and #pragma GCC option
9302 support that parses the options and returns a tree holding the options.
9303 (ix86_valid_option_attribute_inner_p): New helper function for
9304 ix86_valid_option_attribute_tree.
9305 (ix86_can_inline_p): New function hook to decide if one function
9306 can inline another on a target specific basis.
9307 (ix86_set_current_function); New function hook to switch target
9308 options if the user used attribute((option(...))) or #pragma GCC
9310 (ix86_tune_defaulted): Move to static file scope from
9312 (ix86_arch_specified): Ditto.
9313 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
9315 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
9316 (OPTION_MASK_ISA_ABM_SET): Ditto.
9317 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
9318 (OPTION_MASK_ISA_CX16_SET): Ditto.
9319 (OPTION_MASK_ISA_SAHF_SET): Ditto.
9320 (OPTION_MASK_ISA_AES_UNSET): Ditto.
9321 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
9322 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
9323 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
9324 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
9325 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
9326 (struct ptt): Move to static file scope from override_options.
9327 (processor_target_table): Ditto.
9329 (ix86_handle_option): Add support for options that are now isa options.
9330 (override_options): Add support for declaring functions that
9331 support different target options than were specified on the
9332 command line. Move struct ptt, processor_target_table, cpu_names,
9333 ix86_tune_defaulted, ix86_arch_specified to static file scope.
9334 Add bool argument. Fix up error messages so the appropriate error
9335 is given for either command line or attribute.
9336 (ix86_previous_fndecl): New static to remember previous function
9337 declaration to see if we need to change target options.
9338 (ix86_builtins_isa): New array to record the ISA of each builtin
9340 (def_builtin): Always create the builtin function, even if the
9341 current ISA doesn't support it.
9342 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
9343 tests for those builtins.
9344 (ix86_init_builtins): Remove TARGET_MMX test for calling
9345 ix86_init_mmx_sse_builtins.
9346 (ix86_expand_builtin): If the current ISA doesn't support a given
9347 builtin, signal an error.
9348 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
9349 (TARGET_SET_CURRENT_FUNCTION): Ditto.
9350 (TARGET_OPTION_SAVE): Ditto.
9351 (TARGET_OPTION_RESTORE): Ditto.
9352 (TARGET_OPTION_PRINT): Ditto.
9353 (TARGET_CAN_INLINE_P): Ditto.
9355 2008-07-22 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9357 * c-typeck.c (build_external_ref): Don't call assemble_external.
9358 * final.c (output_operand): Call assemble_external.
9360 2008-07-21 DJ Delorie <dj@redhat.com>
9362 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
9363 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
9365 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9367 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
9368 original insn and splitter contents into ...
9369 ("*div<mode>3_fast"): ... this new pattern. Enable only if
9370 flag_unsafe_math_optimizations. Add dummy scratch register.
9371 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
9372 !flag_unsafe_math_optimizations. Returns number with next
9373 highest magnitude if this is still less or equal to the true
9374 quotient in magnitude.
9376 2008-07-21 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9378 * Makefile.in: Replace toplev.h with TOPLEV_H.
9379 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
9380 * c-lex.c (fe_file_change): Don't set in_system_header.
9381 * c-parser.c (c_token): Remove in_system_header.
9382 (c_lex_one_token): Don't set in_system_header.
9383 (c_parser_set_source_position_from_token): Don't set in_system_header.
9384 * diagnostic.c (diagnostic_report_diagnostic): Use location from
9387 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
9388 * flags.h (in_system_header): Remove.
9389 * function.c (saved_in_system_header): Remove.
9390 (push_cfun): Don't set in_system_header.
9391 (pop_cfun): Don't set in_system_header.
9392 (push_struct_function): Don't set in_system_header.
9393 * input.h (expanded_location): Add sysp.
9394 (in_system_header_at): New.
9395 (in_system_header): New.
9396 * toplev.c (in_system_header): Remove.
9397 * toplev.h: Include input.h
9399 * tree-cfg.c (execute_warn_function_return): Call warning_at.
9400 * tree-ssa.c (warn_uninit): Call warning_at.
9401 (warn_uninitialized_var): Update calls to warn_uninit.
9402 (warn_uninitialized_phi): Update calls to warn_uninit.
9403 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
9404 (expand_location): Initialize xloc.sysp.
9405 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
9406 (tree_decl_with_vis): Remove in_system_header_flag.
9408 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
9411 * recog.c (asm_operand_ok): Change the order of the extra
9412 memory constraint checks.
9414 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
9417 * tree-switch-conversion.c (build_one_array): Call
9418 varpool_mark_needed_node and varpool_finalize_decl
9419 instead of assemble_variable.
9421 2008-07-19 Jan Hubicka <jh@suse.cz>
9423 * cgraph.c (cgraph_add_new_function): Do early local passes.
9424 * tree-nrv.c (gate_pass_return_slot): New gate.
9425 (pass_nrv): Add the gate.
9426 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
9428 (coalesce_ssa_name): Coalesce SSA names.
9429 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
9430 not optimizing so unused user vars remains visible.
9431 * common.opt (flag_tree_ter): Always enable by default.
9432 * tree-ssa-ter.c: Include flags.h
9433 (is_replaceable_p): Check that locations match; when aliasing
9434 is missing be conservative about loads.
9435 * tree-optimize.c (gate_init_datastructures): Remove.
9436 (pass_init_datastructures): New.
9437 * passes.c: Reorder passes so we always go into SSA.
9439 2008-07-19 Jan Hubicka <jh@suse.cz>
9441 * doc/extend.texi (flatten attribute): Remove note about
9443 * doc/invoke.texi (--combine): Likewise.
9444 (-finline-functions-called-once): Update levels when enabled.
9445 (-funit-at-a-time): Document new behaviour.
9446 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
9447 -fno-section-anchors when disabled explicitly.
9448 (inline params): They are not ignored now.
9449 (precompiled headers): Remove unit-at-a-time as being incompatible.
9450 * opts.c (decode_options): Handle unit-at-a-time as alias;
9451 imply -fno-section-anchors when toplevel reorder is disabled
9453 * common.opt (ftoplevel-reorder): Set default value to 2.
9454 (funit-at-a-time): Set default value to 1.
9455 * config/rs6000/rs6000.c (optimization_options): Set section anchors
9458 2008-07-19 Jan Hubicka <jh@suse.cz>
9460 * builtins.c (expand_builtin_int_roundingfn,
9461 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
9464 2008-07-19 Richard Guenther <rguenther@suse.de>
9467 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
9468 * tree-ssa-sccvn.c (get_constant_value_id): New function.
9469 * tree-ssa-pre.c (get_expr_value_id): For newly created
9470 constant value-ids make sure to add the expression to its
9473 2008-07-19 Jakub Jelinek <jakub@redhat.com>
9476 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
9477 return value of the builtin is ignored.
9479 2008-07-19 Olivier Hainque <hainque@adacore.com>
9481 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
9482 bits, a C conformant malloc implementation has to provide.
9483 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
9485 2008-07-19 Joseph Myers <joseph@codesourcery.com>
9489 * reload.c (find_reloads_subreg_address): Only reload address if
9490 reloaded == 0, not for reloaded != 1.
9493 2008-07-16 Joseph Myers <joseph@codesourcery.com>
9494 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
9495 (m32c_legitimate_address_p): Handle "++rii" addresses created by
9496 m32c_legitimize_reload_address.
9498 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9499 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
9500 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
9502 2008-07-19 Olivier Hainque <hainque@adacore.com>
9504 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
9505 argument, saying whether nested array are to be collapsed
9506 into a single array type DIE with multiple subscripts.
9507 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
9508 issues, centralize the nested array types collapsing control and
9509 disable the transformation for Ada.
9511 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
9514 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
9516 (x86_64_shift_adj_2): New expander.
9517 (x86_64_shift_adj_3): Ditto.
9518 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
9519 to split TImode operands.
9520 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
9521 (ix86_split_lshr): Ditto.
9523 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
9525 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
9526 and __CHAR32_TYPE__.
9527 * c-typeck.c (digest_init): Support char16_t and char32_t.
9528 (set_nonincremental_init_from_string): Idem.
9530 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
9533 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
9534 PREFERRED_STACK_BOUNDARY.
9535 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9537 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
9540 * function.c (locate_and_pad_parm): Cap boundary earlier.
9542 2008-07-17 Julian Brown <julian@codesourcery.com>
9544 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
9545 no-op for targets which don't use DLLs.
9547 2008-07-17 Martin Jambor <mjambor@suse.cz>
9549 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
9550 that nodes are relevant by examining the node->analyzed flag.
9551 (ipcp_init_stage): Check which nodes are relevant, assert that the
9552 relevant ones are also required.
9553 (ipcp_propagate_stage): Check on the side arrays are properly
9555 (ipcp_print_all_jump_functions): Make sure not to touch any node
9556 that is not analyzed or an edge that does not have a corresponding
9557 entry in the on-the-side vectors.
9558 (ipcp_function_scale_print): Likewise.
9559 (ipcp_update_callgraph): Check that the node is relevant.
9560 (ipcp_insert_stage): Check that the node is relevant. Check there is
9561 an info for every node and edge.
9562 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
9563 (ipa_print_all_tree_maps): Likewise and a new variable info.
9564 (ipa_print_all_params_modified): Likewise.
9565 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
9567 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
9570 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
9572 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
9574 PR rtl-optimization/36753
9575 * fwprop.c (use_killed_between): Don't shortcut
9576 single-definition global registers.
9578 2008-07-16 Jan Hubicka <jh@suse.cz>
9580 * cgraph.h (varpool_empty_needed_queue): Declare.
9581 * cgraphunit.c (output_in_order): Mark all variables as needed;
9583 * varpool.c (varpool_assemble_node): Update debug queue.
9584 (varpool_assemble_pending_decls): Don't do it here.
9585 (varpool_empty_needed_queue): New function.
9587 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9589 * recog.c (peephole2_optimize): Fix formatting.
9591 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9593 * c-pch.c (get_ident): Avoid C++ keywords.
9594 * combine-stack-adj.c (single_set_for_csa): Likewise.
9595 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
9596 output_asm_insn): Likewise.
9597 * reload.c (push_secondary_reload, find_reusable_reload,
9598 push_reload, combine_reloads, find_reloads,
9599 debug_reload_to_stream): Likewise.
9600 * reload.h (struct reload): Likewise.
9601 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
9602 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
9603 emit_output_reload_insns): Likewise.
9604 * targhooks.c (default_secondary_reload): Likewise.
9605 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
9607 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9609 * recog.c (validate_change_1, validate_change,
9610 validate_unshare_change, validate_replace_rtx_1, struct
9611 funny_match, constrain_operands, peephole2_optimize): Avoid C++
9613 * reload.c (push_secondary_reload, secondary_reload_class,
9614 scratch_reload_class, find_valid_class, find_reusable_reload,
9615 push_reload, find_dummy_reload, find_reloads_address_1,
9616 find_reloads_address_part, find_equiv_reg): Likewise.
9617 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
9618 choose_reload_regs): Likewise.
9619 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
9621 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
9622 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
9623 * sched-rgn.c (concat_INSN_LIST): Likewise.
9624 * stor-layout.c (mode_for_size, mode_for_size_tree,
9625 smallest_mode_for_size): Likewise.
9627 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9629 * cfg.c (dump_reg_info): Avoid C++ keywords.
9630 * dwarf2asm.c (dw2_force_const_mem,
9631 dw2_asm_output_encoded_addr_rtx): Likewise.
9632 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
9633 * expmed.c (expand_shift): Likewise.
9634 * global.c (find_reg): Likewise.
9635 * graph.c (draw_edge): Likewise.
9636 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
9637 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
9638 widen_clz, widen_bswap, expand_parity, expand_unop,
9639 emit_cmp_and_jump_insn_1): Likewise.
9640 * postreload.c (reload_cse_simplify_operands): Likewise.
9641 * ra.h (add_neighbor): Likewise.
9642 * reg-stack.c (remove_regno_note, change_stack): Likewise.
9643 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
9644 record_reg_classes, copy_cost, record_address_regs,
9645 invalid_mode_change_p): Likewise.
9646 * regrename.c (regrename_optimize, scan_rtx_reg,
9647 dump_def_use_chain, find_oldest_value_reg,
9648 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
9650 2008-07-16 David Edelsohn <edelsohn@gnu.org>
9652 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
9653 MASK_POWERPC64 for power4 in previous commit.
9655 2008-07-16 Olivier Hainque <hainque@adacore.com>
9657 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
9658 instead of bare conversion to cast const-ness away.
9660 2008-07-16 Anatoly Sokolov <aesok@post.ru>
9662 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
9663 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
9664 * config/xtensa/xtensa.c (xtensa_function_value): New function.
9665 (TARGET_FUNCTION_VALUE): Define.
9667 2008-07-16 David Edelsohn <edelsohn@gnu.org>
9669 * config/rs6000/rs6000.c (processor_target_table): Add
9670 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
9672 2008-07-16 Joseph Myers <joseph@codesourcery.com>
9675 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
9676 (m32c_legitimate_address_p): Handle "++rii" addresses created by
9677 m32c_legitimize_reload_address.
9679 2007-07-16 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9681 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
9682 DECL_IN_SYSTEM_HEADER in sync.
9684 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
9686 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
9687 * tree-ssa-pre.c (pre_expr_eq): Ditto
9688 (get_constant_for_value_id): Take a type as an argument.
9689 (fully_constant_expression): Pass in type.
9690 (find_or_generate_expression): Short circuit constant case.
9691 (create_expression_by_pieces): Remove special casing of
9693 (do_regular_insertion): Short circuit constant case.
9694 (do_partial_partial_insertion): Ditto.
9696 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9699 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
9701 2008-07-15 Bob Wilson <bob.wilson@acm.org>
9703 * config/xtensa/libgcc-xtensa.ver: New file.
9704 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
9706 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9708 * df-problems.c (df_set_note): Avoid C++ keywords.
9709 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
9710 * dse.c (record_store, remove_useless_values): Likewise.
9711 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
9712 gen_reg_rtx_offset, operand_subword, change_address_1,
9713 change_address, adjust_address_1, offset_address,
9714 widen_memory_access, emit_copy_of_insn_after): Likewise.
9715 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
9716 * fwprop.c (should_replace_address, propagate_rtx_1,
9717 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
9719 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
9720 gcse_emit_move_after, update_ld_motion_stores): Likewise.
9721 * lcm.c (compute_insert_delete, pre_edge_lcm,
9722 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
9723 * lower-subreg.c (resolve_reg_notes): Likewise.
9724 * mode-switching.c (optimize_mode_switching): Likewise.
9726 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9728 * bt-load.c (add_btr_def, migrate_btr_def,
9729 branch_target_load_optimize): Avoid C++ keywords.
9730 * caller-save.c (insert_restore, insert_save, insert_one_insn):
9732 * combine.c (subst, simplify_set, make_extraction,
9733 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
9734 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
9735 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
9737 2008-07-15 Richard Guenther <rguenther@suse.de>
9740 * c-common.c (strict_aliasing_warning): Do not warn for
9741 TYPE_REF_CAN_ALIAS_ALL pointers.
9742 (c_common_get_alias_set): may_alias types are not special.
9743 * tree.c (build_pointer_type_for_mode): Look up the may_alias
9744 attribute and set can_ref_all accordingly.
9745 (build_reference_type_for_mode): Likewise.
9746 * doc/extend.texi (may_alias): Clarify.
9748 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9751 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
9752 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
9754 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9757 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
9758 gcc_assert, instead call output_operand_lossage.
9760 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
9762 * builtins.c (std_canonical_va_list): Treat structure based
9765 2008-07-15 Ben Elliston <bje@au.ibm.com>
9767 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
9769 2007-07-14 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9771 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
9774 2008-07-14 Jan Hubicka <jh@suse.cz>
9776 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
9777 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
9778 fix predicates and constraints.
9779 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
9780 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
9782 2008-07-14 Doug Kwan <dougkwan@google.com>
9784 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
9785 additional option file arm/eabi.opt.
9786 * config/arm/eabi.h (File): New configuration file for EABI targets.
9787 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
9788 SUBSUBTARGET_EXTRA_SPECS.
9789 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
9790 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
9791 from STARTFILE_SPEC so that it can be referenced in an override.
9792 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
9793 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
9794 can be referenced in an override.
9795 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
9796 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
9797 so that it can be referenced in an override.
9798 (LINK_SPEC): Use BPABI_LINK_SPEC.
9799 * config/arm/eabi.opt (File): New.
9801 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9803 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
9804 (FIXED_VALUE_H): New variable.
9805 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
9806 input.h, fixed-value.h.
9807 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
9808 (BASIC_BLOCK_H): Use $(BITMAP_H).
9809 (FUNCTION_H): Add varray.h.
9810 (IPA_REFERENCE_H): Use $(BITMAP_H).
9811 (CGRAPH_H): Add $(BASIC_BLOCK_H).
9812 (DF_H): Use $(BITMAP_H).
9813 (GGC_H): Add statistics.h.
9815 (INSN_ATTR_H): Use it.
9816 (SYSTEM_H): Add safe-ctype.h, filenames.h.
9818 (SYMTAB_H): Add $(OBSTACK_H).
9819 (CPP_INTERNAL_H): New.
9820 (TREE_DUMP_H): Add tree-pass.h.
9821 (TREE_FLOW_H): Use $(BITMAP_H)
9822 (PRETTY_PRINT_H): Use $(INPUT_H).
9823 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
9826 (many object files): Fix lots of header dependencies throughout.
9828 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9830 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
9832 (s-gtyp-input): Use them to write tmp-gi.list.
9833 (echo_to_gi.list): Remove.
9835 2008-07-14 Richard Guenther <rguenther@suse.de>
9837 * tree-ssa-sccvn.c (pre_info): Remove.
9838 (switch_to_PRE_table): Likewise.
9839 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
9840 (set_hashtable_value_ids): Do not create value-ids for the
9842 (run_scc_vn): Remove double test. Remove bogus special-case
9843 in value-number printing.
9844 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
9845 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
9847 * tree-flow-inline.h (get_value_handle): Remove.
9848 * tree-flow.h (get_value_handle): Remove.
9850 2008-07-14 Martin Jambor <mjambor@suse.cz>
9852 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
9853 in which we generate arithmetics is not a subrange.
9855 2008-07-14 Martin Jambor <mjambor@suse.cz>
9857 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
9859 2008-07-14 Richard Guenther <rguenther@suse.de>
9861 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
9863 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
9866 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
9867 reload for symbol refs moved to r0 with -fPIC.
9868 (legitimize_pic_address): Use the target register as temporary
9870 (emit_symbolic_move): Adjust comment.
9871 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
9874 2008-07-14 Ben Elliston <bje@au.ibm.com>
9876 * c-common.h (C_CPP_HASHNODE): New macro.
9877 * coretypes.h (struct cpp_token): Forward declare.
9878 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
9879 the context-sensitive keyword method.
9880 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
9881 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
9882 expand_bool_pixel): New.
9883 (altivec_categorize_keyword): New function.
9884 (init_vector_keywords): New function.
9885 (rs6000_macro_to_expand): Likewise.
9886 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
9887 compiling an ISO C dialect.
9889 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
9891 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
9892 (create_expression_by_pieces): Fix typo.
9893 (do_regular_insertion): Use debug counter here too.
9895 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
9898 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
9899 CONST_OK_FOR_LETTER_P. All port-local users changed.
9900 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
9901 implement Kp matching power-of-two.
9902 (CONSTRAINT_LEN): Define to match.
9903 * config/cris/cris.md: Replace all use of constraint K with Kc.
9904 ("*btst*): Use Kp for operand 0 of last alternative.
9906 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9909 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
9912 2008-07-13 Jan Hubicka <jh@suse.cz>
9914 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
9917 2008-07-13 Richard Guenther <rguenther@suse.de>
9920 * langhooks.c (lhd_print_error_function): Deal with recursive
9923 2008-07-12 Jan Hubicka <jh@suse.cz>
9925 * cgraph.c (assembler_name_hash): New static var.
9926 (hash_node_by_assembler_name, eq_assembler_name): New.
9927 (cgraph_node_for_asm): Use hashtable.
9928 (cgraph_remove_node): Maintain hashtable.
9929 (change_decl_assembler_name): Sanity check that names are not changing
9930 after aliasing was processed.
9931 * cgraph.h (varpoon_node): Add next GGC marker.
9932 * tree.c (decl_assembler_name_equal): Constify.
9933 (decl_assembler_name_hash): New.
9934 * tree.h (decl_assembler_name_equal): Constify.
9935 (decl_assembler_name_hash): Update.
9937 2008-07-12 David Daney <ddaney@avtrex.com>
9939 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9942 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
9944 * doc/md.texi: Document the MIPS "v" constraint.
9945 * config/mips/mips.h (reg_class): Revert last change.
9946 (REG_CLASS_NAMES): Likewise.
9947 (REG_CLASS_CONTENTS): Likewise.
9948 * config/mips/mips.c (mips_regno_to_class): Likewise.
9949 * config/mips/constraints.md (v): Likewise, but add documentation.
9950 Add a comment to say that this constraint should not be used in
9953 2008-07-11 DJ Delorie <dj@redhat.com>
9955 * config/h8300/h8300.md (length): Fix branch offset limit.
9957 2008-07-11 Anatoly Sokolov <aesok@post.ru>
9959 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
9960 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
9961 (avr_hard_regno_scratch_ok): New function.
9962 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
9963 * config/avr/avr.md (all peepholes that request a scratch register):
9964 Remove avr_peep2_scratch_safe use.
9966 2008-07-11 Tom Tromey <tromey@redhat.com>
9967 Ian Lance Taylor <iant@google.com>
9969 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
9970 (struct c_common_resword): Define.
9971 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
9972 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
9973 (c_common_reswords, num_c_common_reswords): Declare.
9974 * c-common.c (c_common_reswords): New global const array.
9975 (num_c_common_reswords): New const int.
9976 * c-parser.c (struct resword, reswords): Don't define.
9977 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
9978 (c_parse_init): Clarify mask code. Use c_common_reswords rather
9979 than reswords. If warning about C++ keywords, give them a special
9981 (c_lex_one_token): Warn about C++ keywords. Call
9982 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
9983 (c_parser_external_declaration): Look for RID_xxx rather than
9984 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
9985 (c_parser_statement_after_labels): Likewise.
9986 (c_parser_objc_class_instance_variables): Likewise.
9987 (c_parser_objc_class_declaration): Likewise.
9988 (c_parser_objc_try_catch_statement): Likewise.
9989 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
9990 (declspecs_add_type): Likewise.
9992 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
9994 * ggc-page.c (alloc_page):
9995 Substituting xmalloc, xcalloc with
9996 XNEWVEC and XCNEWVAR macros which add the
9999 2008-07-11 Richard Guenther <rguenther@suse.de>
10001 PR tree-optimization/36765
10002 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
10003 aliases from HEAP vars to SMTs.
10005 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10007 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
10008 * configure.ac (loose_warn): Move -Wc++-compat from here...
10009 (strict_warn): ...to here.
10010 * configure: Regenerate.
10012 2008-07-10 Joseph Myers <joseph@codesourcery.com>
10014 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
10015 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
10016 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
10017 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
10018 excluding more specific h8300-*-* and sh-*-* targets.
10020 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
10022 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
10023 (eliminate): Ditto.
10024 (execute_pre): Call loop_optimizer_finalize in early exit.
10026 2008-07-10 Jakub Jelinek <jakub@redhat.com>
10028 PR middle-end/36790
10029 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
10030 uids in the bitmap, not just VAR_DECL uids.
10032 PR rtl-optimization/36419
10033 * combine-stack-adj.c (adjust_frame_related_expr): New function.
10034 (combine_stack_adjustments_for_block): Call it if needed. Delete
10036 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
10037 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
10038 prologue sp adjustment.
10040 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
10043 * opts.c (print_ignored_options): Report postponed diagnostics for
10044 unknown -Wno-* options as warnings, not errors.
10045 (postpone_unknown_option_error): Renamed to...
10046 (postpone_unknown_option_warning): ... this.
10048 2008-07-09 Doug Kwan <dougkwan@google.com>
10051 2008-07-08 Doug Kwan <dougkwan@google.com>
10053 * config/arm/arm.opt (mandroid): New option.
10054 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
10055 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
10057 (CC1PLUS_SPEC): Same.
10059 (STARTFILE_SPEC): Same.
10060 (ENDFILE_SPEC): Same.
10061 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
10064 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
10067 * config/mips/mips.h (reg_class): Remove V1_REG.
10068 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
10069 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
10070 instead of V1_REGS.
10071 (mips_get_tp): New function.
10072 (mips_legitimize_tls_address): Use it.
10073 * config/mips/constraints.md (v): Delete.
10074 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
10075 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
10076 After reload, split into a move and ...
10077 (*tls_get_tp_<mode>_split): ...this new instruction.
10079 2008-07-09 David Daney <ddaney@avtrex.com>
10081 * config/mips/driver-native.c: Include coretypes.h and tm.h.
10083 2008-07-09 Jakub Jelinek <jakub@redhat.com>
10085 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
10086 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
10088 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
10089 htab_delete should be called. Don't free c.
10090 (lookup_tmp_var): Create temp_htab lazily.
10091 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
10092 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
10094 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
10095 lower_omp_ordered, lower_omp_critical, lower_omp_for,
10096 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
10097 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
10098 * tree-sra.c (generate_element_init): Likewise.
10099 * tree-mudflap.c (execute_mudflap_function_ops,
10100 execute_mudflap_function_decls): Likewise.
10101 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
10102 * tree-gimple.h (struct gimplify_ctx): New type.
10103 (push_gimplify_context): Adjust prototype.
10105 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
10107 * tree-ssa-pre.c (phi_translate_1): Update placement of
10108 add_to_value calls.
10110 2008-07-09 Anatoly Sokolov <aesok@post.ru>
10112 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
10113 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
10114 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
10115 * targhooks.c (default_hard_regno_scratch_ok): New function.
10116 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
10117 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
10118 * recog.c: Include "target.h".
10119 (peep2_find_free_register): Add check for global regs. Add target
10121 * Makefile.in (recog.o): Depend on target.h.
10123 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
10125 * config/sh/sh.c (sh_canonical_va_list_type): New.
10126 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
10128 2008-07-09 Raksit Ashok <raksit@google.com>
10130 * doc/invoke.texi (Option Summary): Mention new option
10131 -Wdisallowed-function-list=...
10132 (Warning Options): Document -Wdisallowed-function-list=...
10133 * common.opt (Wdisallowed-function-list=): New flag.
10134 * flags.h (warn_disallowed_functions): External definition of new
10135 boolean warning flag.
10136 (warn_if_disallowed_function_p): Declare new function.
10137 * opts.c (warning_disallowed_functions): New static variable.
10138 (warn_disallowed_functions): New boolean warning flag.
10139 (warn_if_disallowed_function_p): New function.
10140 (add_comma_separated_to_vector): Rename
10141 add_instrument_functions_exclude_list to this.
10142 (common_handle_option): Handle new option. Rename calls to
10143 add_instrument_functions_exclude_list into calls to
10144 add_comma_separated_to_vector.
10145 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
10146 based on flag warn_disallowed_functions.
10148 2008-07-09 Christian Bruel <christian.bruel@st.com>
10150 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
10151 instead of get_attr_length.
10153 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10155 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
10157 * genemit.c (gen_insn): Likewise.
10158 * gengtype.c (note_def_vec): Likewise.
10159 * gengtype.h (note_def_vec): Likewise.
10160 * genoutput.c (struct data, output_insn_data, process_template,
10161 gen_expand, gen_split, note_constraint): Likewise.
10162 * genrecog.c (new_decision, add_to_sequence, factor_tests,
10163 make_insn_sequence): Likewise.
10164 * gensupport.c (record_insn_name): Likewise.
10166 2008-07-08 Doug Kwan <dougkwan@google.com>
10168 * config/arm/arm.opt (mandroid): New option.
10169 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
10170 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
10172 (CC1PLUS_SPEC): Same.
10174 (STARTFILE_SPEC): Same.
10175 (ENDFILE_SPEC): Same.
10176 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
10179 2008-07-08 Raksit Ashok <raksit@google.com>
10181 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
10182 (set_storage_via_setmem): Fix expected_align parameter.
10183 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
10184 missing from the list.
10185 * doc/md.texi (movmem): Explicitly state that expected alignment is
10186 to be expressed in bytes.
10187 (setmem): Explicitly state that expected alignment is to be expressed
10190 2008-07-08 Joseph Myers <joseph@codesourcery.com>
10192 * reload.c (find_reloads_subreg_address): Do not require validity
10193 of address in original mode before reloading address.
10195 2008-07-07 Tianwei Sheng <tianweis@google.com>
10197 * df-core.c (df_remove_problem): Adjust the access to avoid out of
10198 bounds array access.
10200 2008-07-08 Jakub Jelinek <jakub@redhat.com>
10202 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
10204 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
10206 Fix PR tree-optimization/23455
10207 Fix PR tree-optimization/35286
10208 Fix PR tree-optimization/35287
10209 * Makefile.in (OBJS-common): Remove tree-vn.o.
10210 (tree-vn.o): Remove.
10211 * dbgcnt.def: Add treepre_insert debug counter.
10212 * gcc/tree-flow.h (add_to_value): Updated for other changes.
10213 (debug_value_expressions): Ditto.
10214 (print_value_expressions): Ditto.
10215 * tree-pretty-print.c (dump_generic_node): Updated for
10216 VALUE_HANDLE removal.
10217 * tree-ssa-dom.c (record_equality): Ditto.
10218 (cprop_operand): Ditto.
10219 (lookup_avail_expr): Ditto.
10220 * tree-ssa-threadedge.c
10221 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
10222 (simplify_control_stmt_condition): Ditto.
10223 * tree.c (tree_code_size): Ditto.
10224 (tree_node_structure): Ditto.
10225 (iterative_hash_expr): Ditto.
10227 * tree.h (VALUE_HANDLE_ID): Ditto.
10228 (VALUE_HANDLE_EXPR_SET): Ditto.
10229 (struct tree_value_handle): Ditto.
10230 (union tree_node): Ditto.
10231 * treestruct.def: Ditto.
10232 * tree-vn.c: Removed.
10233 * tree-ssa-pre.c: Rewritten entirely.
10234 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
10235 (constant_value_ids): Ditto.
10236 (vn_nary_op_t): Moved to header.
10238 (vn_reference_op_t): Ditto
10239 (vn_reference_t): Ditto.
10240 (next_value_id): New variable.
10241 (VN_INFO): Add an assert.
10242 (vn_constant_eq): New function.
10243 (vn_constant_hash): Ditto.
10244 (get_or_alloc_constant_value_id): Ditto.
10245 (value_id_constant_p): Ditto.
10246 (vn_reference_compute_hash): De-staticify.
10247 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
10248 Disable some code with a FIXME. Remove VALUE_HANDLE use.
10249 (valueize_refs): Update opcode if it changes from ssa name to constant.
10250 (vn_reference_lookup_1): Add new argument.
10251 (vn_reference_lookup): Ditto.
10252 (vn_reference_lookup_pieces): New function.
10253 (vn_reference_insert): Add return type. Modify to deal with value ids.
10254 (vn_reference_insert_pieces): New function.
10255 (vn_nary_op_compute_hash): De-staticify.
10256 (vn_nary_op_eq): Ditto.
10257 (vn_nary_op_lookup_pieces): New function.
10258 (vn_nary_op_lookup): Add new argument.
10259 (vn_nary_op_insert_pieces): New function.
10260 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
10261 (vn_phi_insert): Ditto.
10262 (visit_unary_op): Update for callee changes.
10263 (visit_binary_op): Ditto.
10264 (visit_reference_op_load): Ditto.
10265 (visit_reference_op_store): Ditto.
10266 (init_scc_vn): Init next_value_id, constant_to_value_id and
10267 constant_value_ids.
10268 (free_scc_vn): Free them.
10269 (set_hashtable_value_ids): New function.
10270 (run_scc_vn): Use it.
10271 (get_max_value_id): New function.
10272 (get_next_value_id): Ditto.
10273 (expressions_equal_p): Moved from tree-vn.c
10274 (sort_vuses): Ditto.
10275 (sort_vuses_heap): Ditto.
10276 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
10278 * tree.c (iterative_hash_hashval_t): Made non-static
10279 * tree.h (iterative_hash_hashval_t): Declare it.
10281 2008-07-08 Martin Jambor <mjambor@suse.cz>
10283 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
10284 instead of ipa_create_node_params.
10285 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
10286 ipa_check_create_edge_args, free them with
10287 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
10289 * ipa-prop.c: Include flags.h and tree-inline.h.
10290 (ipa_node_params_vector): New variable.
10291 (ipa_edge_args_vector): New variable.
10292 (edge_removal_hook_holder): New variable.
10293 (node_removal_hook_holder): New variable.
10294 (edge_duplication_hook_holder): New variable.
10295 (node_duplication_hook_holder): New variable.
10296 (ipa_detect_param_modifications): Check for presence of modified flags.
10297 (ipa_compute_jump_functions): Check for presence of jump functions.
10298 (ipa_free_edge_args_substructures): New function.
10299 (ipa_create_node_params): Removed.
10300 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
10301 (ipa_free_node_params_substructures): New function.
10302 (ipa_free_all_node_params): Changed to deallocate the on-the-side
10304 (ipa_edge_removal_hook): New function.
10305 (ipa_node_removal_hook): New function.
10306 (duplicate_array): New function.
10307 (ipa_edge_duplication_hook): New function.
10308 (ipa_node_duplication_hook): New function.
10309 (ipa_register_cgraph_hooks): New function.
10310 (ipa_unregister_cgraph_hooks): New function.
10311 (free_all_ipa_structures_after_ipa_cp): New function.
10313 * ipa-prop.h: Include vec.h.
10314 (ipa_node_params_t): New typedef with vector types for it.
10315 (ipa_edge_args_t): New typedef with vector types for it.
10316 (IPA_NODE_REF): Changed to access an on-the-side vector.
10317 (IPA_EDGE_REF): Changed to access an on-the-side vector.
10318 (ipa_check_create_node_params): New function.
10319 (ipa_check_create_edge_args): New function.
10321 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
10324 2008-07-07 Tom Tromey <tromey@redhat.com>
10326 * configure, config.in: Rebuilt.
10327 * configure.ac: Don't check for scandir or alphasort.
10329 2008-07-07 Joseph Myers <joseph@codesourcery.com>
10331 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
10332 types immediately after creating them.
10334 2008-07-07 Joseph Myers <joseph@codesourcery.com>
10336 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
10338 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
10340 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
10341 dump_constraint_graph.
10342 (dump_constraint_edge): New function.
10343 (dump_constraint_graph): New function.
10344 (debug_constraint_graph): New function.
10345 (dump_constraint): Removed useless comparison.
10346 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
10347 (dump_constraint_graph): Declare.
10348 (debug_constraint_graph): Declare.
10349 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
10351 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
10353 * config/i386/i386.c (is_va_list_char_pointer): New.
10354 (ix86_va_start): Replace compare with ms_va_list_type_node
10355 by is_va_list_char_pointer.
10356 (ix86_gimplify_va_arg): Likewise.
10358 2008-07-07 Martin Jambor <mjambor@suse.cz>
10360 * cgraph.c (cgraph_edge_max_uid): New variable.
10361 (struct cgraph_edge_hook_list): New type.
10362 (struct cgraph_node_hook_list): New type.
10363 (struct cgraph_2edge_hook_list): New type.
10364 (struct cgraph_2node_hook_list): New type.
10365 (first_cgraph_edge_removal_hook): New variable.
10366 (first_cgraph_node_removal_hook): New variable.
10367 (first_cgraph_edge_duplicated_hook): New variable.
10368 (first_cgraph_node_duplicated_hook): New variable.
10369 (cgraph_add_edge_removal_hook): New function.
10370 (cgraph_remove_edge_removal_hook): New function.
10371 (cgraph_call_edge_removal_hooks): New function.
10372 (cgraph_add_node_removal_hook): New function.
10373 (cgraph_remove_node_removal_hook): New function.
10374 (cgraph_call_node_removal_hooks): New function.
10375 (cgraph_add_edge_duplication_hook): New function.
10376 (cgraph_remove_edge_duplication_hook): New function.
10377 (cgraph_call_edge_duplication_hooks): New function.
10378 (cgraph_add_node_duplication_hook): New function.
10379 (cgraph_remove_node_duplication_hook): New function.
10380 (cgraph_call_node_duplication_hooks): New function.
10381 (cgraph_create_edge): Assign to edge uid.
10382 (cgraph_remove_edge): Call edge removal hooks.
10383 (cgraph_node_remove_callees): Call edge removal hooks.
10384 (cgraph_node_remove_callers): Call edge removal hooks.
10385 (cgraph_remove_node): Call node removal hooks.
10386 (cgraph_clone_edge): Call edge duplication hooks.
10387 (cgraph_clone_node): Call node duplication hooks.
10389 * cgraph.h (cgraph_edge): New field uid.
10390 (cgraph_edge_hook): New type.
10391 (cgraph_node_hook): New type.
10392 (cgraph_2edge_hook): New type.
10393 (cgraph_2node_hook): New type.
10395 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
10397 * config.in: Regenerate.
10399 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
10401 * gcc.c (print_sysroot): New.
10402 (option_map, display_help, process_command): Handle the
10403 -print-sysroot option.
10404 (main): Print the sysroot if requested.
10405 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
10407 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10410 * unwind-pe.h (size_of_encoded_value): add attribute unused.
10412 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
10414 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
10415 (assign_parm_setup_block_p): Also check mode of entry_parm.
10417 2008-07-07 Richard Guenther <rguenther@suse.de>
10419 * tree-ssa-structalias.h (set_used_smts): Remove.
10420 * tree-ssa-structalias.c (used_smts): Likewise.
10421 (set_used_smts): Likewise.
10422 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
10423 call to set_used_smts.
10425 2008-07-07 Richard Guenther <rguenther@suse.de>
10427 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
10428 (new_var_info): Set it to false.
10429 (solution_set_add): Correctly handle pointers outside a var and
10431 (type_safe): Treat variables with is_full_var properly.
10432 (do_sd_constraint): Likewise.
10433 (do_ds_constraint): Likewise.
10434 (process_constraint): Remove zeroing offset for !use_field_sensitive.
10435 (get_constraint_for_ptr_offset): New function.
10436 (get_constraint_for_component_ref): For addresses at least include
10437 the last field of the variable. Handle is_full_vars properly.
10438 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
10439 (handle_ptr_arith): Remove.
10440 (find_func_aliases): Simplify assignment handling.
10441 (create_function_info_for): For parameter and result varinfos set
10443 (create_variable_info_for): Set is_full_var flag whenever we
10444 just created a single varinfo for a decl.
10445 (init_alias_vars): Initialize use_field_sensitive from
10446 max-fields-for-field-sensitive parameter.
10448 2008-07-07 Richard Guenther <rguenther@suse.de>
10450 PR tree-optimization/36713
10451 * tree-flow-inline.h (is_call_used): New function.
10452 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
10453 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
10454 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
10456 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
10458 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
10460 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
10462 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
10464 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
10465 Nathan Sidwell <nathan@codesourcery.com>
10467 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
10468 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
10470 * config/m68k/t-linux: New.
10471 * doc/install.texi: Document m68k-*-linux is now multilibbed by
10474 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
10476 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
10477 * config/m68k/m68k-devices.def: Remove multilibs that only differ
10480 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10482 * gcc.c (execute): Fix -Wc++-compat warning.
10484 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
10487 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
10488 constant for little endian.
10490 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
10492 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
10493 mips_base_mips16 instead of TARGET_MIPS16.
10494 (mips_base_mips16): Declare.
10495 * config/mips/mips.c (mips_base_mips16): Make global.
10496 (was_mips16_p): Remove GTY marker.
10497 (was_mips16_pch_p): New variable.
10498 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
10499 (mips_override_options): Force to non-MIPS16 mode initially.
10500 Do not complain about MIPS16 PIC incompatibilities here.
10501 Only allow -mgpopt if -mexplicit-relocs is in force for
10504 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
10506 * configure.ac: Check for caddr_t, define to char * if not defined.
10507 * configure: Regenerate.
10508 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
10509 (mmap_gt_pch_use_address): Likewise.
10510 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
10512 2008-07-06 Richard Guenther <rguenther@suse.de>
10514 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
10515 (new_var_info): Deal with it.
10516 (solution_set_add): Likewise.
10517 (bitpos_of_field): Make signed, fix.
10518 (struct fieldoff): Remove type and decl fields. Make size field
10519 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
10521 (fieldoff_compare): Deal with it.
10522 (push_fields_onto_fieldstack): Remove has_union argument, glob
10523 adjacent non-pointer fields together.
10524 (create_function_info_for): Do not set has_union.
10525 (create_variable_info_for): Simplify.
10527 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
10529 * config.gcc (extra_headers): Add cross-stdarg.h for target
10530 x86_64-*-* and i?86-*-*.
10531 * config/i386/cross-stdarg.h: New.
10532 * builtins.c (std_fn_abi_va_list): New.
10533 (std_canonical_va_list_type): New.
10534 (stabilize_va_list): Replace va_list_type_node use by
10535 mtarget.canonical_va_list_type.
10536 (gimplify_va_arg_expr): Likewise.
10537 (expand_builtin_va_copy): Replace va_list_type_node use by
10538 mtarget.fn_abi_va_list.
10539 * tree-sra.c (is_va_list_type): New helper.
10540 (decl_can_be_decomposed_p): Replace
10541 va_list_type_node use by is_va_list_type.
10542 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
10543 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10544 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
10545 * config/i386/i386-protos.h (ix86_get_valist_type): New.
10546 (ix86_enum_va_list): New.
10547 * config/i386/i386.c (sysv_va_list_type_node): New.
10548 (ms_va_list_type_node): New.
10549 (ix86_function_type_abi): Remove sorry.
10550 (ix86_build_builtin_va_list_abi): New.
10551 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
10552 for 64-bit targets.
10553 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
10554 (ix86_init_builtins_va_builtins_abi): New.
10555 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
10556 for 64-bit targets.
10557 (ix86_handle_abi_attribute): New.
10558 (attribute_spec): Add sysv_abi and ms_abi.
10559 (ix86_fn_abi_va_list): New.
10560 (ix86_canonical_va_list_type): New.
10561 (ix86_enum_va_list): New.
10562 (TARGET_FN_ABI_VA_LIST): New.
10563 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10564 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
10565 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
10566 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10567 (TARGET_ENUM_VA_LIST): New.
10568 * expr.h (std_fn_abi_va_list): New.
10569 (std_canonical_va_list_type): New.
10570 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
10571 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10572 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
10573 TARGET_CANONICAL_VA_LIST_TYPE.
10574 * target.h (struct gcc_target): Add fn_abi_va_list hook
10575 and canonical_va_list_type hook.
10577 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10579 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
10580 integral and pointer types.
10582 2008-07-04 Roger Sayle <roger@eyesopen.com>
10584 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
10585 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
10587 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
10590 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
10592 2008-07-04 Jakub Jelinek <jakub@redhat.com>
10594 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
10595 build_gimple_modify_stmt.
10596 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
10597 gimple operand. Use fold_build* instead of build*.
10599 2008-07-04 Richard Guenther <rguenther@suse.de>
10601 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
10602 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
10603 properly to compute the reachability set if we do field-sensitive PTA.
10604 * invoke.texi (max-fields-for-field-sensitive): Document default.
10605 * opts.c (decode_options): Set max-fields-for-field-sensitive to
10606 100 for optimize >= 2.
10608 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10610 * ggc-zone.c (lookup_page_table_if_allocated,
10611 set_page_table_entry, zone_find_object_size, alloc_small_page,
10612 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
10613 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
10614 -Wc++-compat and/or -Wcast-qual warnings.
10616 2008-07-04 Alan Modra <amodra@bigpond.net.au>
10619 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
10620 pic_offset_table_rtx to be marked as used here.
10621 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
10622 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
10623 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
10624 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
10625 !TARGET_SECURE_PLT.
10627 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10629 * alloc-pool.c (hash_descriptor, eq_descriptor,
10630 alloc_pool_descriptor): Fix -Wc++-compat warnings.
10631 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
10633 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
10634 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
10635 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
10636 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
10639 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
10641 * tree-flow.h (loop_only_exit_p): Declare.
10642 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
10643 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
10644 the number of iterations if it is constant. Otherwise, if this is the
10645 only possible exit of the loop, use the conservative estimate on the
10646 number of iterations of the entire loop if available.
10648 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
10650 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
10651 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
10652 Add synchronization functions.
10653 * config/sync.c: New file.
10654 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
10655 (LIBGCC_SYNC_CFLAGS): Likewise.
10657 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
10660 * config/i386/i386.md (mode): Add TF to "mode" attribute.
10661 (*pushtf_sse): New insn pattern.
10662 (pushtf splitters): New splitters.
10664 2008-07-03 Michael Meissner <gnu@the-meissners.org>
10666 PR middle-end/35736
10667 * predict.c (build_predict_expr): Use void_type_node for the tree
10668 type, instead of NULL_TREE.
10670 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
10672 * config/i386/i386.c (contains_aligned_value_p): Return true
10674 (ix86_data_alignment): Align TCmode to 128bits.
10675 (ix86_local_alignment): Likewise.
10677 2008-07-03 Andrew Haley <aph@redhat.com>
10680 * vec.h (VEC_TA): New.
10681 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
10682 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
10683 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
10684 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
10685 (C_COMMON_FIXED_TYPES): Remove first arg.
10686 (C_COMMON_FIXED_MODE_TYPES): Likewise.
10687 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
10688 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
10689 not to use empty macro arguments.
10691 2008-07-02 Joseph Myers <joseph@codesourcery.com>
10693 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
10694 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
10695 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
10696 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
10697 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
10698 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
10699 config/ia64/crtn.asm, config/m68hc11/larith.asm,
10700 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
10701 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
10702 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
10703 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
10704 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
10705 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
10706 config/rs6000/e500crtres64gpr.asm,
10707 config/rs6000/e500crtres64gprctr.asm,
10708 config/rs6000/e500crtrest32gpr.asm,
10709 config/rs6000/e500crtrest64gpr.asm,
10710 config/rs6000/e500crtresx32gpr.asm,
10711 config/rs6000/e500crtresx64gpr.asm,
10712 config/rs6000/e500crtsav32gpr.asm,
10713 config/rs6000/e500crtsav64gpr.asm,
10714 config/rs6000/e500crtsav64gprctr.asm,
10715 config/rs6000/e500crtsavg32gpr.asm,
10716 config/rs6000/e500crtsavg64gpr.asm,
10717 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
10718 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
10719 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
10720 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
10721 config/sparc/sol2-cn.asm: Remove .file directives.
10723 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
10725 * resource.c (mark_referenced_resources): Look inside
10726 UNSPEC_VOLATILEs and ASM_INPUTs.
10728 2008-07-02 Ian Lance Taylor <iant@google.com>
10730 * rtlanal.c (add_reg_note): New function.
10731 * rtl.h (add_reg_note): Declare.
10732 * auto-inc-dec.c (attempt_change): Use add_reg_note.
10733 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
10734 * builtins.c (expand_builtin_longjmp): Likewise.
10735 (expand_builtin_nonlocal_goto): Likewise.
10736 * calls.c (emit_call_1, expand_call): Likewise.
10737 * cfgexpand.c (add_reg_br_prob_note): Likewise.
10738 * cfglayout.c (fixup_reorder_chain): Likewise.
10739 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
10740 (commit_one_edge_insertion): Likewise.
10741 * combine.c (move_deaths, distribute_notes): Likewise.
10742 * df-problems.c (df_set_note): Likewise.
10743 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
10744 (set_unique_reg_note): Likewise.
10745 (emit_copy_of_insn_after): Likewise.
10746 * expr.c (expand_expr_real): Likewise.
10747 * gcse.c (add_label_notes): Likewise.
10748 * haifa-sched.c (create_check_block_twin): Likewise.
10749 * jump.c (mark_jump_label_1): Likewise.
10750 * loop-doloop.c (add_test, doloop_modify): Likewise.
10751 * loop-unswitch.c (compare_and_jump_seq): Likewise.
10752 * lower-subreg.c (move_eh_region_note): Likewise.
10753 * optabs.c (emit_libcall_block): Likewise.
10754 * predict.c (predict_insn): Likewise.
10755 (combine_predictions_for_insn): Likewise.
10756 * recog.c (peephole2_optimize): Likewise.
10757 * regmove.c (try_auto_increment): Likewise.
10758 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
10759 * reload.c (find_reloads): Likewise.
10760 * reload1.c (fixup_eh_region_note): Likewise.
10761 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
10762 * reorg.c (delete_prior_computation): Likewise.
10763 (delete_computation, dbr_schedule): Likewise.
10764 * config/pa/pa.c (legitimize_pic_address): Likewise.
10765 * config/sh/sh.c (sh_reorg): Likewise.
10767 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
10770 * config/libgcc-glibc.ver: Add %exclude.
10771 * config/m32r/libgcc-glibc.ver: Likwise.
10772 * config/s390/libgcc-glibc.ver: Likwise.
10773 * config/sh/libgcc-glibc.ver: Likwise.
10774 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
10776 * config/i386/libgcc-glibc.ver: New.
10778 * config/i386/libgcc-x86_64-glibc.ver: Removed.
10780 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
10782 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
10783 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
10784 i[34567]86-*-linux*, x86_64-*-linux*. Add
10785 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
10786 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
10787 x86_64-*-linux*. Add i386/t-linux to tmake_file for
10788 i[34567]86-*-linux*, x86_64-*-linux*.
10790 * libgcc-std.ver: Add empty GCC_4.4.0.
10792 * mkmap-symver.awk: Support multiple versions per symbol.
10794 * config/i386/i386.c (ix86_init_builtins): Always define
10795 __builtin_fabsq and __builtin_copysignq with fallbacks.
10796 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
10797 and __builtin_copysignq if SSE2 isn't available.
10799 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
10800 (LIBGCC2_TF_CEXT): Likwise.
10801 (TF_SIZE): Likwise.
10803 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
10805 * config/i386/sfp-machine.h: Moved to libgcc.
10807 * config/i386/sfp-machine.h: New.
10808 * config/i386/t-linux: Likwise.
10810 * config/i386/t-darwin: Remove softfp_wrap_start and
10812 * config/i386/t-darwin64: Likewise.
10814 * config/i386/t-fprules-softfp64: Renamed to ...
10815 * config/i386/t-fprules-softfp: This.
10817 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
10818 and softfp_wrap_end.
10820 2008-07-02 Jason Merrill <jason@redhat.com>
10822 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
10824 * tree.c (ctor_to_list): New fn.
10825 * tree.h: Declare it.
10826 (CONSTRUCTOR_ELT): New macro.
10827 (CONSTRUCTOR_NELTS): New macro.
10829 2008-07-02 Richard Guenther <rguenther@suse.de>
10831 * tree-ssa-structalias.c (struct variable_info): Reorder
10832 to fill padding on 64bit hosts. Make collapsed_to an int.
10833 (get_varinfo_fc): Deal with that.
10834 (new_var_info): Likewise.
10835 (collapse_rest_of_var): Likewise.
10837 2008-07-02 Joshua Sumali <jsumali@redhat.com>
10839 * doc/install.texi (--enable-java-home): Document.
10840 (--enable-aot-compile-rpm): Likewise.
10841 (--with-arch-directory): Likewise.
10842 (--with-os-directory): Likewise.
10843 (--with-origin-name): Likewise.
10844 (--with-arch-suffix): Likewise.
10845 (--with-jvm-root-dir): Likewise.
10846 (--with-jvm-jar-dir): Likewise.
10847 (--with-python-dir): Likewise.
10849 2008-07-02 Richard Guenther <rguenther@suse.de>
10851 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
10852 from decls explicitly. Merge operand checking from tuples.
10854 2008-07-02 Martin Jambor <mjambor@suse.cz>
10856 * tree-switch-conversion.c: Included timevar.h which I forgot before.
10858 2008-07-02 Martin Jambor <mjambor@suse.cz>
10860 * tree-switch-conversion.c: Included timevar.h
10861 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
10863 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
10865 2008-07-02 Martin Jambor <mjambor@suse.cz>
10867 * tree-switch-conversion.c: Corrected various comments and
10869 (build_constructors): Fixed minor formatting mistakes.
10871 * invoke.texi (Optimize Options): Corrected the
10872 switch-conversion-max-branch-ratio parameter.
10874 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
10876 * final.c (asm_insn_count): Return zero for an empty asm body.
10878 2008-07-02 Richard Guenther <rguenther@suse.de>
10880 * bitmap.h (bitmap_set_bit): Return bool.
10881 (bitmap_clear_bit): Likewise.
10882 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
10883 write to the bitmap if it would.
10884 (bitmap_clear_bit): Likewise.
10885 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
10886 bitmap_set_bit return value.
10887 (add_pred_graph_edge): Likewise.
10888 (add_graph_edge): Likewise.
10889 (do_sd_constraint): Likewise.
10890 (do_ds_constraint): Likewise.
10892 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10894 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
10895 Fix -Wc++-compat and/or -Wcast-qual warnings.
10896 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
10897 gen_regparm_prefix): Likewise.
10898 * vmsdbgout.c (write_modbeg, lookup_filename,
10899 vmsdbgout_source_line, vmsdbgout_init): Likewise.
10901 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
10903 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
10904 defaults.h definition apply.
10906 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10908 * function.c (assign_parm_remove_parallels): New.
10909 (assign_parm_setup_block_p): Do not return true for non-BLKmode
10911 (assign_parm_setup_block): Do not handle them.
10912 (assign_parm_setup_reg, assign_parm_setup_stack): Call
10913 assign_parm_remove_parallels.
10915 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10917 * c-typeck.c (convert_for_assignment): Use
10918 vector_targets_convertible_p.
10919 * c-common.c (vector_targets_convertible_p): New.
10920 * c-common.h (vector_targets_convertible_p): New prototype.
10921 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
10922 opaque_p_V2SI_type_node.
10924 2008-07-01 Steve Ellcey <sje@cup.hp.com>
10926 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
10929 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
10931 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
10932 TFmode constants via two element DImode vector for hosts with
10933 HOST_BITS_PER_WIDE_INT < 64.
10934 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
10935 also for HOST_BITS_PER_WIDE_INT < 64.
10937 2008-07-01 Richard Guenther <rguenther@suse.de>
10939 PR tree-optimization/36666
10940 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
10941 (get_constraint_exp_from_ssa_var): Split into ...
10942 (get_constraint_exp_for_temp): ... this ...
10943 (get_constraint_for_ssa_var): ... and that.
10944 Return constraint expressions for all touched sub-fields
10945 if the results address is not taken.
10946 (process_constraint): Remove assertion that aggregate
10947 assignments do not happen at this place.
10948 (get_constraint_for_component_ref): Add address_p argument.
10949 Return constraint expressions for all touched sub-fields
10950 if the results address is not taken.
10951 (do_deref): Use get_constraint_exp_for_temp.
10952 (get_constraint_for_1): Rename from ...
10953 (get_constraint_for): ... this. Add the old function as wrapper.
10954 (do_structure_copy): Use get_constraint_for_1.
10956 2008-07-01 Martin Jambor <mjambor@suse.cz>
10958 * Makefile.in (tree-switch-conversion.o): Add.
10959 (OBJS-common): Add tree-swtch-conversion.o.
10960 * passes.c (init_optimization_passes): Add pass_convert_switch.
10961 * tree-pass.h: (pass_convert_switch): Add.
10962 * tree-switch-conversion.c: New file.
10963 * gcc.dg/tree-ssa/cswtch.c: New testcase.
10964 * common.opt (ftree-cswtch): New option.
10965 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10966 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10967 * opts.c (decode_options): Set flag_tree_switch_conversion when
10968 optimization level is >= 2.
10969 * doc/invoke.texi (Optimize Options): Added description of
10970 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
10972 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10974 * config/darwin-driver.c (darwin_default_min_version): Fix
10975 -Wc++-compat warnings.
10977 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
10979 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
10982 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10984 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
10986 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10988 PR rtl-optimization/34744
10989 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
10990 (df_scan_free_internal): Free data structures not
10991 allocated in storage pools.
10992 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
10993 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
10994 df_scan_free_mws_vec.
10995 * dse.c (dse_step6): Free offset_map_p and offset_map_n
10998 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
11000 * config/i386/i386.c (contains_aligned_value_p): Return true
11002 (ix86_function_arg_boundary): Return its natural boundary
11004 (return_in_memory_32): Don't check TDmode.
11005 (ix86_split_to_parts): Support splitting into 4 parts and
11006 support TFmode for 32bit target.
11007 (ix86_split_long_move): Support splitting into 4 parts.
11008 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
11010 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
11011 (ix86_init_builtins): Here.
11012 (ix86_scalar_mode_supported_p): Always return true for TFmode.
11013 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
11014 'q' and 'w', respectively.
11016 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
11018 (movtf_internal): Likewise.
11019 (<code>tf2): Likewise.
11020 (*absnegtf2_sse): Likewise.
11021 (copysign<mode>3): Likewise.
11022 (copysign<mode>3_const): Likewise.
11023 (copysign<mode>3_var): Likewise.
11024 (define_split UNSPEC_COPYSIGN): Likewise.
11025 * config/i386/sse.md (*nandtf3): Likewise.
11026 (<code>tf3): Likewise.
11027 (*<code>tf3): Likewise.
11029 2008-06-30 Joey Ye <joey.ye@intel.com>
11030 H.J. Lu <hongjiu.lu@intel.com>
11032 * global.c (compute_regsets): Set frame_pointer_needed here.
11033 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
11035 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
11037 * doc/install.texi (specific): Expand Windows build notes.
11039 2008-06-30 Ira Rosen <irar@il.ibm.com>
11041 PR tree-optimization/36648
11042 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
11043 number of prolog iterations by step. Fix the comment.
11045 2008-06-30 Richard Guenther <rguenther@suse.de>
11047 PR middle-end/36671
11048 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
11049 handle calls from ECF_MALLOC functions.
11050 (handle_pure_call): ECF_MALLOC functions do not return
11052 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
11054 2008-06-29 Andreas Schwab <schwab@suse.de>
11056 * config/m68k/m68k.c (print_operand): Always print a float
11058 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
11059 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
11062 * config/rs6000/x-linux64: Remove never used file.
11064 2008-06-29 Richard Guenther <rguenther@suse.de>
11066 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
11068 (struct alias_info): Move ...
11069 * tree-ssa-alias.c: ... here.
11070 (update_alias_info): Declare.
11071 (compute_may_aliases): Call it.
11072 (update_alias_info): New function.
11073 * tree-ssa-structalias.c (update_alias_info): Move ...
11074 * tree-ssa-alias.c (update_alias_info_1): ... here.
11075 * tree-ssa-structalias.c (process_constraint_1): Remove
11076 unused from_call argument. Rename to ...
11077 (process_constraint): ... this. Delete old wrapper.
11078 (make_constraint_to): Adjust callers.
11079 (handle_const_call): Likewise.
11080 (handle_pure_call): Likewise.
11081 (init_base_vars): Likewise.
11082 (handle_lhs_call): Likewise. Remove unnecessary constraint.
11083 (find_func_aliases): We don't need structure copies for
11085 (make_constraint_from_anything): Remove.
11086 (create_variable_info_for): For globals make constraints
11087 from escaped, not from anything.
11088 (compute_points_to_sets): Do not call update_alias_info.
11089 (ipa_pta_execute): Use make_constraint_from.
11091 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11093 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
11094 (bitmap.o-warn, dominance.o-warn): New.
11095 * configure.ac (cxx_compat_warn): Delete.
11096 (loose_warn): Add -Wcast-qual and -Wc++-compat.
11097 * system.h: Remove #pragma diagnostic for -Wcast-qual and
11099 * configure: Regenerate.
11101 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
11104 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11106 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
11107 * df-scan.c (df_notes_rescan): Likewise.
11108 * ggc-page.c (set_page_table_entry): Likewise.
11109 * intl.c (gcc_gettext_width): Likewise.
11110 * varasm.c (get_unnamed_section, get_noswitch_section,
11111 get_section): Likewise.
11113 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
11115 * regrename.c (build_def_use): Don't copy RTX.
11117 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
11119 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
11120 (Type Attributes): Fix nesting of @table and @subsection. Adjust
11121 punctuation. Use @ref instead of @xref.
11122 (Function Names): Remove stray @display/@end display.
11123 (C++ Attributes): Use @ref instead of @xref.
11124 (Deprecated Features): Fix punctuation around @xref.
11125 (Backwards Compatibility): Likewise.
11126 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
11128 2008-06-28 Joseph Myers <joseph@codesourcery.com>
11130 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
11131 constants for E500 double.
11133 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11135 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
11136 element type of const_vector.
11138 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
11140 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
11141 Remove FLAGS_REG clobber from expander pattern.
11142 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
11143 (anddi3, andsi3, andhi3, andqi3): Ditto.
11144 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
11145 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
11146 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
11147 (ashlsi3, ashlhi3, ashlqi3): Ditto.
11148 (ashrsi3, ashrhi3, ashrqi3): Ditto.
11149 (lshrsi3, lshrhi3, lshrqi3): Ditto.
11150 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
11151 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
11153 2008-06-28 Richard Guenther <rguenther@suse.de>
11155 * tree-ssa-structalias.c (callused_id, var_callused,
11156 callused_tree): Add.
11157 (handle_pure_call): New function.
11158 (find_func_aliases): Call it.
11159 (find_what_p_points_to): Handle the call-used set.
11160 (clobber_what_escaped): Likewise.
11161 (compute_call_used_vars): New function.
11162 (init_base_vars): Init the call-used variable.
11163 (do_sd_constraint): Do not propagate the solution from CALLUSED
11164 but use CALLUSED as a placeholder.
11165 (solve_graph): Likewise.
11166 * tree-flow-inline.h (gimple_call_used_vars): New function.
11167 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
11168 (compute_call_used_vars): Declare.
11169 * tree-ssa-alias.c (set_initial_properties): Call
11170 compute_call_used_vars.
11171 (reset_alias_info): Clear call-used variables.
11172 (add_call_clobber_ops): Assert we are not called for const/pure
11173 functions. Remove handling of them.
11174 (add_call_read_ops): Handle pure functions by adding the
11175 call-used set of variables as VUSEs.
11176 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
11177 (delete_tree_ssa): Free it.
11178 * tree-dfa.c (remove_referenced_var): Clear the var from the
11181 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
11183 * tree.c (build_varargs_function_type_list): New.
11184 (build_function_type_list_1): New.
11185 (build_function_type_list): Use build_function_type_list_1.
11186 * tree.h (build_varargs_function_type_list): New.
11188 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11191 * config/spu/spu.c (spu_builtin_splats): Do not generate
11192 invalid CONST_VECTOR expressions.
11193 (spu_expand_vector_init): Likewise.
11195 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
11197 * optabs.c (libfunc_decls): New variable.
11198 (libfunc_decl_hash, libfunc_decl_eq): New functions.
11199 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
11200 for the same function twice.
11202 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
11204 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
11205 ix86_expand_binary_operator directly.
11206 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
11208 (*ashrti3_1): Ditto.
11209 (*lshrti3_1): Ditto.
11210 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
11211 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
11212 using only one splitter. Conditionaly execute splitter before or
11213 after peephole2 pass.
11214 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
11215 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
11216 Use only one alternative in asm template.
11217 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
11219 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
11220 "J" operand constraint for operand 2.
11221 (*ashldi3_cconly_rex64): Ditto.
11222 (*ashrdi3_cmp_rex64): Ditto.
11223 (*ashrdi3_cconly_rex64): Ditto.
11224 (*lshrdi3_cmp_rex64): Ditto.
11225 (*lshrdi3_cconly_rex64): Ditto.
11226 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
11227 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
11228 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
11231 2008-06-27 Jakub Jelinek <jakub@redhat.com>
11233 * gimplify.c (omp_is_private): Don't return true if decl is not
11234 already private on #pragma omp for or #pragma omp parallel for.
11237 * tree-cfg.c (struct move_stmt_d): Replace block field with
11238 orig_block and new_block fields.
11239 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
11240 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
11241 (move_block_to_fn): Replace vars_map and new_label_map arguments
11242 with struct move_stmt_d pointer.
11243 (replace_block_vars_by_duplicates): New function.
11244 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
11245 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
11246 all subblocks of ORIG_BLOCK to the new function. Call
11247 replace_block_vars_by_duplicates.
11248 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
11249 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
11250 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
11251 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
11252 (expand_omp): Temporarily set input_location to the location of
11253 region's controlling stmt.
11254 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
11255 BIND_EXPR, push ctx->block_vars and gimplification vars into
11256 the BIND_EXPR and its block's BLOCK_VARS instead of directly
11257 into dest function.
11258 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
11259 there are any BLOCK_VARS.
11260 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
11261 OMP_PARALLEL or OMP_TASK stmt.
11262 (lower_omp): Save and restore input_location around the lower_omp_1
11265 2008-06-27 Richard Guenther <rguenther@suse.de>
11267 PR tree-optimization/36400
11268 PR tree-optimization/36373
11269 PR tree-optimization/36344
11270 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
11271 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
11272 (update_alias_info): Remove call clobbering code.
11273 (make_constraint_to): New helper function.
11274 (make_escape_constraint): Likewise.
11275 (handle_rhs_call): Use it on all pointer containing arguments.
11276 Also mark the static chain escaped.
11277 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
11278 instead of ANYTHING.
11279 (make_constraint_from): New helper split out from ...
11280 (make_constraint_from_anything): ... here.
11281 (find_func_aliases): Add constraints for escape sites.
11282 (intra_create_variable_infos): Make constraints from NONLOCAL
11284 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
11286 (clobber_what_p_points_to): Remove.
11287 (clobber_what_escaped): New function.
11288 (init_base_vars): Init NONLOCAL and ESCAPED.
11289 (do_sd_constraint): Do not propagate the solution from ESCAPED
11290 but use ESCAPED as a placeholder.
11291 (solve_graph): Likewise.
11292 * tree-flow.h (clobber_what_p_points_to): Remove.
11293 (clobber_what_escaped): Declare.
11294 * tree-ssa-alias.c (set_initial_properties): Call it.
11295 Remove code clobbering escaped pointers.
11297 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
11299 * function.c (allocate_struct_function): Only allocate a unique
11300 funcdef_no if the decl is nonzero.
11302 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
11304 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
11305 * config/mips/mips.c (mips_split_const_insns): New function.
11306 * config/mips/mips.md (move_type): New attribute.
11307 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
11308 (dword_mode): New attribute.
11309 (type): Avoid long line. Map "move_type"s to "type"s,
11310 choosing "multi" for doubleword moves if appropriate.
11311 Swap MTC/MFC comments to match their declaration order.
11312 (extended_mips16): Default to "yes" if "move_type" is "sll0",
11313 "type" is "branch" or "jal" is "direct".
11314 (length): Handle "extended_mips16" first. Make the default
11315 "0" for "ghost" instructions. Set the length from "move_type".
11316 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
11317 of "type", with "sll0" for the register alternative. Remove the
11318 "extended_mips16" attribute.
11319 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
11320 of "type", with "shift_shift" for the register alternative.
11321 Remove the "length" attribute.
11322 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
11323 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
11324 of "type", with "andi" for the register alternative.
11325 (*zero_extendqihi2): Likewise.
11326 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
11327 of "andi" instead of a "type" of "arith".
11328 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
11330 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
11331 (mov_<store>r, *mov<mode>_ra): Likewise.
11332 (extendsidi2): Use "move_type" instead of "type", with "move"
11333 for the register alternative.
11334 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
11335 of "type", with "signext" for the register alternative.
11336 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
11337 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
11338 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
11339 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
11340 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
11341 (unnamed branch insn): Likewise.
11342 (*movdi_gp32_fp64): Fold into...
11343 (*movdi_32bit): ...here.
11344 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
11345 (*movdf_hardfloat): ...this new pattern.
11346 (*movdf_softfloat): Remove redundant FPR alternatives.
11347 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
11348 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
11349 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
11350 the "move" attribute.
11351 (*movdi_32bit): Use "move_type" instead of "type" and remove the
11352 "length" attribute. Use "fpload" and "fpstore" instead of "load"
11353 and "store" for COP loads and stores.
11354 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
11355 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
11356 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
11357 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
11358 (*movtf_mips16, *movv2sf): Likewise.
11359 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
11360 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
11361 (mfhc1<mode>): Use "move_type" instead of "move".
11362 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
11363 (loadgp_blockage): Remove the "length" attribute.
11364 (blockage, set_got_version, update_got_version): Likewise.
11365 (call_internal): Remove the "extended_mips16" attribute.
11366 (call_value_internal, call_value_multiple_internal): Likewise.
11367 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
11369 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
11370 the "length" attribute.
11372 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11374 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
11375 -Wcast-qual warnings.
11376 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
11377 handle_pragma_pop_macro): Likewise.
11378 * collect2.c (resolve_lib_name): Likewise.
11379 * config/arc/arc.c (arc_init): Likewise.
11380 * config/arm/arm.c (neon_builtin_compare,
11381 locate_neon_builtin_icode): Likewise.
11382 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
11383 * config/bfin/bfin.c (bfin_init_machine_status,
11384 bfin_optimize_loop): Likewise.
11385 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
11386 * config/cris/cris.c (cris_init_expanders): Likewise.
11387 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
11388 * config/darwin.c (machopic_indirection_eq,
11389 machopic_indirection_name, machopic_output_indirection): Likewise.
11390 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
11391 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
11392 frv_optimize_membar): Likewise.
11393 * config/i386/cygwin.h (mingw_scan,
11394 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
11395 * config/i386/cygwin1.c (mingw_scan): Likewise.
11396 * config/i386/i386.c (machopic_output_stub): Likewise.
11397 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
11398 i386_pe_unique_section): Likewise.
11399 * config/ia64/ia64.c (ia64_init_machine_status,
11400 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
11402 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
11403 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
11404 * config/m68k/m68k.c (m68k_handle_option,
11405 m68k_sched_md_init_global): Likewise.
11406 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
11407 mcore_unique_section): Likewise.
11408 * config/mips/mips.c (mips_block_move_straight,
11409 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
11411 * config/mmix/mmix.c (mmix_init_machine_status,
11412 mmix_encode_section_info): Likewise.
11413 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
11414 * config/rs6000/rs6000.c (rs6000_init_machine_status,
11415 print_operand_address, output_toc, redefine_groups,
11416 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
11417 * config/s390/s390.c (s390_init_machine_status): Likewise.
11418 * config/score/score.c (score_block_move_straight,
11419 score_block_move_loop_body): Likewise.
11420 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
11421 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
11422 * emit-rtl.c (find_auto_inc): Likewise.
11423 * gcc.c (translate_options, process_command): Likewise.
11424 * reorg.c (dbr_schedule): Likewise.
11425 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
11426 * xcoffout.c (xcoffout_declare_function): Likewise.
11428 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
11430 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
11431 ipa-pta working again.
11433 2008-06-27 David Edelsohn <edelsohn@gnu.org>
11435 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
11438 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
11440 * config.gcc (powerpc*-*-*): Add new core e500mc.
11441 * config/rs6000/e500mc.md: New file.
11442 * config/rs6000/rs6000.c (processor_costs): Add new costs for
11444 (rs6000_override_options): Add e500mc case to
11445 processor_target_table. Altivec and Spe options not allowed
11446 with e500mc. Add isel instruction to e500mc by
11447 default. Initialize rs6000_cost for e500mc.
11448 (rs6000_issue_rate): Set issue rate for e500mc.
11449 * config/rs6000/rs6000.h (processor_type): Add
11450 PROCESSOR_PPCE500MC.
11451 (ASM_CPU_SPEC): Add e500mc.
11452 Set TARGET_ISEL to rs6000_isel.
11453 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
11454 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
11455 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
11457 * doc/invoke.texi: Add e500mc to list of cpus.
11459 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11462 * c-lex.c (lex_charconst): Initialize unsignedp.
11464 2008-06-27 Olivier Hainque <hainque@adacore.com>
11466 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
11467 documented assumptions.
11469 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
11471 * dwarf2out.c: Remove trailing white spaces. Break long line
11474 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
11476 * libfuncs.h (LTI_synchronize): New libfunc_index.
11477 (synchronize_libfunc): Declare.
11478 * builtins.c (expand_builtin_synchronize): Consider using
11479 synchronize_libfunc before falling back on an asm blockage.
11480 * config/mips/mips.c: Include libfuncs.h
11481 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
11483 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
11485 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
11486 parameter. Copy stack_reg to r11 where appropriate.
11487 (no_global_regs_above): Add gpr parameter.
11488 (rs6000_stack_info): Only add padding for SPE save area if we
11489 are saving SPE GPRs and CR.
11490 (saveres_routine_syms): New variable.
11491 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
11493 (rs6000_savres_routine_sym): New function.
11494 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
11496 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
11497 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
11498 Tweak FPR out-of-line saving.
11499 (rs6000_make_savres_rtx): New function.
11500 (rs6000_use_multiple_p): New function.
11501 (rs6000_savres_strategy): New function.
11502 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
11503 out-of-line if appropriate.
11504 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
11505 if we are optimizing for size.
11506 (GP_SAVE_INLINE): Define.
11507 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
11508 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
11509 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
11510 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
11511 (*save_fpregs_<mode>): Add use of r11.
11512 (*restore_gpregs_<mode>): New insn.
11513 (*return_and_restore_gpregs_<mode>): New insn.
11514 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
11516 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
11517 (*restore_gpregs_spe): New insn.
11518 (*return_and_restore_gpregs_spe): New insn.
11519 * config/rs6000/predicates.md (save_world_operation): Fix check.
11521 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
11523 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
11524 this point, so assert that.
11526 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
11528 * cfganal.c: Include vec.h and vecprim.h.
11529 (compute_idf): Import from...
11530 * tree-into-ssa (compute_idf): ...here.
11531 * basic-block.h (compute_idf): Export.
11533 2008-06-26 Joseph Myers <joseph@codesourcery.com>
11535 * c-decl.c (merge_decls): Use !current_function_decl to check for
11536 extern declaration of C99 inline function being at file scope.
11538 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
11540 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
11542 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11544 * alias.c (record_alias_subset, init_alias_analysis): Fix
11545 -Wc++-compat and/or -Wcast-qual warnings.
11546 * attribs.c (lookup_attribute_spec): Likewise.
11547 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
11548 copy_bb, connect_traces,
11549 find_rarely_executed_basic_blocks_and_cr): Likewise.
11550 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
11551 note_btr_set, migrate_btr_defs): Likewise.
11552 * builtins.c (result_vector, expand_builtin_memcpy,
11553 expand_builtin_mempcpy_args, expand_builtin_strncpy,
11554 builtin_memset_read_str, expand_builtin_printf,
11555 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
11557 * caller-save.c (mark_set_regs): Likewise.
11558 * calls.c (expand_call, emit_library_call_value_1): Likewise.
11559 * cgraph.c (cgraph_edge): Likewise.
11560 * combine.c (likely_spilled_retval_1): Likewise.
11561 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
11562 htab_counts_entry_del, get_coverage_counts): Likewise.
11563 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
11564 new_cselib_val): Likewise.
11565 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
11566 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
11568 * df-core.c (df_compact_blocks): Likewise.
11569 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
11570 * df-scan.c (df_grow_reg_info, df_ref_create,
11571 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
11572 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
11573 df_record_entry_block_defs, df_record_exit_block_uses,
11574 df_bb_verify): Likewise.
11575 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
11576 DF_REF_EXTRACT_MODE_CONST): New.
11577 * dominance.c (get_immediate_dominator, get_dominated_by,
11578 nearest_common_dominator, root_of_dom_tree,
11579 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
11580 -Wc++-compat and/or -Wcast-qual warnings.
11581 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
11582 record_store, replace_read, check_mem_read_rtx, scan_insn,
11583 dse_step1, dse_record_singleton_alias_set): Likewise.
11584 * dwarf2asm.c (dw2_force_const_mem): Likewise.
11586 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11588 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
11589 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
11590 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
11591 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
11592 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
11593 add_ranges_num, add_ranges_by_labels, file_info_cmp,
11594 file_name_acquire, output_file_names, add_const_value_attribute,
11595 premark_used_types_helper, file_table_eq, file_table_hash,
11596 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
11597 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
11598 -Wcast-qual warnings.
11599 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
11600 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
11601 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
11602 gen_reg_rtx, start_sequence, init_emit): Likewise.
11603 * et-forest.c (et_new_occ, et_new_tree): Likewise.
11604 * except.c (init_eh_for_function, gen_eh_region,
11605 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
11606 arh_to_landing_pad, arh_to_label, add_action_record,
11607 add_call_site, switch_to_exception_section): Likewise.
11608 * expmed.c (synth_mult): Likewise.
11609 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
11610 store_expr): Likewise.
11611 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
11613 * function.c (assign_stack_temp_for_type,
11614 allocate_struct_function, match_asm_constraints_1): Likewise.
11615 * gcov-io.c (gcov_allocate): Likewise.
11616 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
11617 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
11618 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
11619 record_one_set, insert_expr_in_table, insert_set_in_table,
11620 dump_hash_table, compute_hash_table_work, alloc_hash_table,
11621 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
11622 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
11623 -Wcast-qual warnings.
11625 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11627 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
11628 -Wcast-qual warnings.
11629 * gcc.c (process_command): Likewise.
11630 * genattrtab.c (oballoc): Use XOBNEW.
11631 (oballocvec): Define.
11632 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
11633 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
11634 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
11635 -Wc++-compat and/or -Wcast-qual warnings.
11636 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
11637 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
11638 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
11639 gen_presence_absence_set, gen_automaton, gen_regexp_el,
11640 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
11641 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
11642 add_excls, process_presence_absence_names,
11643 process_presence_absence_patterns, add_presence_absence,
11644 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
11645 get_free_state, add_arc, get_free_automata_list_el,
11646 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
11647 transform_3, cache_presence, create_ainsns, create_automata,
11648 create_state_ainsn_table, dfa_insn_code_enlarge,
11649 output_trans_func, output_min_issue_delay_func,
11650 output_dead_lock_func, output_reset_func,
11651 output_get_cpu_unit_code_func, output_dfa_start_func,
11652 expand_automata): Likewise.
11653 * genextract.c (gen_insn): Likewise.
11654 * gengtype-lex.l: Likewise.
11655 * gengtype.c (read_input_list, adjust_field_type,
11656 process_gc_options): Likewise.
11657 * genoutput.c (note_constraint): Likewise.
11658 * genpreds.c (mangle, add_constraint): Likewise.
11659 * genrecog.c (process_define_predicate, new_decision,
11660 add_to_sequence): Likewise.
11661 * gensupport.c (record_insn_name): Likewise.
11663 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11665 * config/i386/driver-i386.c (detect_caches_amd,
11666 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
11667 and/or -Wcast-qual warnings.
11668 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
11669 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
11670 gt_pch_save): Likewise.
11671 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
11672 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
11673 * global.c (compute_regsets): Likewise.
11674 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
11675 finish_graph_dump_file): Likewise.
11676 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
11677 unlink_bb_notes): Likewise.
11678 * integrate.c (get_hard_reg_initial_val): Likewise.
11679 * ipa-prop.c (ipa_push_func_to_list): Likewise.
11680 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
11681 * local-alloc.c (update_equiv_regs): Likewise.
11682 * loop-invariant.c (check_invariant_table_size,
11683 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
11685 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
11686 altered_reg_used, mark_altered): Likewise.
11687 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
11688 insert_var_expansion_initialization,
11689 combine_var_copies_in_loop_exit, apply_opt_in_copies,
11690 release_var_copies): Likewise.
11691 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
11692 analyze_matrix_decl, add_allocation_site, analyze_transpose,
11693 analyze_accesses_for_phi_node, check_var_notmodified_p,
11694 check_allocation_function, find_sites_in_func,
11695 record_all_accesses_in_func, transform_access_sites,
11696 transform_allocation_sites): Likewise.
11697 * omp-low.c (new_omp_region, create_omp_child_function_name,
11698 check_omp_nesting_restrictions, check_combined_parallel,
11699 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
11700 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
11701 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
11702 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
11704 * opts-common.c (prune_options): Likewise.
11705 * opts.c (add_input_filename, print_filtered_help,
11706 get_option_state): Likewise.
11707 * params.c (add_params): Likewise.
11708 * passes.c (set_pass_for_id, next_pass_1,
11709 do_per_function_toporder, pass_fini_dump_file): Likewise.
11710 * postreload.c (reload_cse_simplify_operands): Likewise.
11711 * predict.c (tree_predicted_by_p, tree_predict_edge,
11712 clear_bb_predictions, combine_predictions_for_bb): Likewise.
11714 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11716 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
11718 * recog.c (check_asm_operands, validate_change_1): Likewise.
11719 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
11720 subst_asm_stack_regs): Likewise.
11721 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
11722 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
11723 * regmove.c (reg_is_remote_constant_p): Likewise.
11724 * regrename.c (regrename_optimize, scan_rtx_reg,
11725 kill_clobbered_value, kill_set_value, kill_autoinc_value):
11727 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
11728 regstat_compute_calls_crossed): Likewise.
11729 * reload1.c (init_reload, new_insn_chain,
11730 has_nonexceptional_receiver, reload, copy_reloads,
11731 calculate_needs_all_insns, init_elim_table): Likewise.
11732 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
11733 * rtl.c (shallow_copy_rtx_stat): Likewise.
11734 * rtlanal.c (parms_set): Likewise.
11735 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
11736 sbitmap_resize, sbitmap_vector_alloc): Likewise.
11737 * sched-ebb.c (earliest_block_with_similiar_load,
11738 add_deps_for_risky_insns): Likewise.
11739 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
11740 schedule_region): Likewise.
11741 * see.c (eq_descriptor_pre_extension,
11742 hash_descriptor_pre_extension, hash_del_pre_extension,
11743 eq_descriptor_properties, hash_descriptor_properties,
11744 hash_del_properties, see_seek_pre_extension_expr,
11745 see_initialize_data_structures, see_print_register_properties,
11746 see_print_pre_extension_expr, see_delete_merged_def_extension,
11747 see_delete_unmerged_def_extension, see_emit_use_extension,
11748 see_pre_delete_extension, see_map_extension, see_commit_changes,
11749 see_analyze_merged_def_local_prop,
11750 see_analyze_merged_def_local_prop,
11751 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
11752 see_set_prop_merged_def, see_set_prop_unmerged_def,
11753 see_set_prop_unmerged_use, see_print_one_extension,
11754 see_merge_one_use_extension, see_merge_one_def_extension,
11755 see_store_reference_and_extension, see_update_uses_relevancy,
11756 see_update_defs_relevancy): Likewise.
11757 * statistics.c (hash_statistics_hash, hash_statistics_eq,
11758 hash_statistics_free, curr_statistics_hash): Likewise.
11759 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
11760 expand_asm_operands, expand_return, case_bit_test_cmp,
11761 expand_case): Likewise.
11762 * stor-layout.c (start_record_layout): Likewise.
11763 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
11764 gt_pch_save_stringpool): Likewise.
11765 * tree-data-ref.c (hash_stmt_vertex_info,
11766 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
11767 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
11769 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
11772 * config/i386/i386.md : Change constraints of HImode and QImode
11773 immediate operands from "i" to "n". Change SImode "ni" constraint to
11774 "i" and SImode "rmi" constraint to "g". Remove all constraints
11775 from const0_operand and const1_operand predicated operands.
11776 (i): Change QImode and HImode attribute from "i" to "n".
11777 (*subqi_2): Change HImode operands to QImode.
11780 2008-06-25 Olivier Hainque <hainque@adacore.com>
11782 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
11785 2008-06-25 Richard Guenther <rguenther@suse.de>
11787 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
11788 not overflow the result type.
11790 2008-06-25 Richard Guenther <rguenther@suse.de>
11792 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
11793 (vn_lookup): Likewise.
11795 2008-06-25 Richard Guenther <rguenther@suse.de>
11797 PR tree-optimization/35518
11798 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
11799 * tree-sra.c (instantiate_element): Use fold_build3 to build
11801 (try_instantiate_multiple_fields): Likewise.
11803 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11805 * config/rs6000/rs6000.md: Change all string instruction's clobber to
11808 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11810 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
11811 use_backchain_to_restore_sp to true
11812 if the offset of the link register save area would go over the 32k - 1
11813 offset limit of the load
11816 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
11818 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
11819 anchor for the type-punning blurb. Cross-reference "Structures
11820 unions enumerations and bit-fields implementation". Provide a
11821 cast-through-pointer example. Make final sentence self-contained.
11822 * doc/implement-c.texi (Structures unions enumerations and
11823 bit-fields implementation): Cross-reference the type-punning blurb
11824 in the -fstrict-aliasing documentation.
11826 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11828 PR middle-end/36594
11829 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
11830 the memory instead of the memory itself for the save area.
11832 2008-06-24 Olivier Hainque <hainque@adacore.com>
11833 Nicolas Roche <roche@adacore.com>
11835 * gengtype.c (srcdir_len): size_t instead of int.
11836 (get_file_realbasename): New function. For F a filename, the real
11837 basename of F, with all the path components stripped.
11838 (get_file_srcdir_relative_path): New function. For F a filename, the
11839 relative path to F from $(srcdir).
11840 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
11841 get_file_realbasename. Adjust the head comment.
11842 (get_prefix_langdir_index): New function. For F a filename, return the
11843 lang_dir_names[] relative index of the language directory that is
11845 (get_file_langdir): For F a filename, return the name of the language
11846 directory where F is located.
11847 (get_file_gtfilename): New function. The gt- output file name for an
11849 (get_output_file_with_visibility): Replace in-line computations with
11850 uses of get_file_gtfilename and get_prefix_langdir_index.
11851 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
11853 2008-06-24 Jakub Jelinek <jakub@redhat.com>
11855 PR tree-optimization/36504
11856 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
11857 references without base address.
11859 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11861 PR middle-end/36584
11862 * calls.c (expand_call): Increase alignment for recursive functions.
11864 2008-06-23 Anatoly Sokolov <aesok@post.ru>
11866 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
11867 (TARGET_FUNCTION_VALUE): New define.
11868 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
11869 * config/avr/avr.h (FUNCTION_VALUE): Remove.
11871 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11873 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
11874 (fmod<mode>3): Ditto.
11875 (remainderxf3): Ditto.
11876 (remainder<mode>3): Ditto.
11878 2008-06-23 Jakub Jelinek <jakub@redhat.com>
11881 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
11882 REG is a hard register.
11884 PR tree-optimization/36508
11885 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
11886 499, don't check it at all in release compilers.
11888 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11890 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
11891 together with SSE_TARGET_MATH to disable insn pattern.
11892 (*fop_<MODEF:mode>_2_i387): Ditto.
11893 (*fop_<MODEF:mode>_3_i387): Ditto.
11895 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
11897 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
11899 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11901 PR middle-end/34906
11902 * gimplify.c (gimplify_asm_expr): Check the return code of
11903 parse_output_constraint call, set function return and is_inout
11904 value if it failed.
11906 2008-06-22 Ian Lance Taylor <iant@google.com>
11908 * c-lex.c (narrowest_unsigned_type): Change itk to int.
11909 (narrowest_signed_type): Likewise.
11910 * c-typeck.c (c_common_type): Change local variable mclass to enum
11912 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
11913 tcc_comparison, not the tree code itself.
11914 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
11915 (c_expand_expr): Cast modifier to enum expand_modifier.
11916 * c-common.h (C_RID_CODE): Add casts.
11917 (C_SET_RID_CODE): Define.
11918 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
11919 (c_lex_one_token): Add cast to avoid warning.
11920 (c_parser_objc_type_name): Rename local typename to type_name.
11921 (check_no_duplicate_clause): Change code parameter to enum
11923 (c_parser_omp_var_list_parens): Change kind parameter to enum
11925 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
11926 c_parser_omp_list_var_parens.
11927 (c_parser_omp_threadprivate): Likewise.
11928 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
11929 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
11930 * c-format.c (NO_FMT): Define.
11931 (printf_length_specs): Use NO_FMT.
11932 (asm_fprintf_length_specs): Likewise.
11933 (gcc_diag_length_specs): Likewise.
11934 (scanf_length_specs): Likewise.
11935 (strfmon_length_specs): Likewise.
11936 (gcc_gfc_length_specs): Likewise.
11937 (printf_flag_specs): Change 0 to STD_C89.
11938 (asm_fprintf_flag_specs): Likewise.
11939 (gcc_diag_flag_specs): Likewise.
11940 (gcc_cxxdiag_flag_specs): Likewise.
11941 (scanf_flag_specs): Likewise.
11942 (strftime_flag_specs): Likewise.
11943 (strfmon_flag_specs): Likewise.
11944 (print_char_table): Likewise.
11945 (asm_fprintf_char_table): Likewise.
11946 (gcc_diag_char_table): Likewise.
11947 (gcc_tdiag_char_table): Likewise.
11948 (gcc_cdiag_char_table): Likewise.
11949 (gcc_cxxdiag_char_table): Likewise.
11950 (gcc_gfc_char_table): Likewise.
11951 (scan_char_table): Likewise.
11952 (time_char_table): Likewis.
11953 (monetary_char_table): Likewise.
11954 * c-format.h (BADLEN): Likewise.
11956 2008-06-21 Ian Lance Taylor <iant@google.com>
11958 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
11959 Define END_OF_BASE_TREE_CODES around inclusion.
11960 * tree.c (tree_code_type): New global array.
11961 (tree_code_length, tree_code_name): Likewise.
11962 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
11963 $(lang_tree_files).
11964 (all-tree.def, s-alltree): New targets.
11965 (gencheck.h, s-gencheck): Remove.
11966 (tree.o): Depend upon all-tree.def.
11967 (build/gencheck.o): Remove gencheck.h dependency.
11968 (mostlyclean): Don't remove gencheck.h.
11969 * c-common.h (enum c_tree_code): Remove.
11970 * c-lang.c (tree_code_type): Remove.
11971 (tree_code_length, tree_code_name): Remove.
11972 * gencheck.c (tree_codes): Include all-tree.def, rather than
11973 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
11975 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
11977 * cp/cp-tree.h (enum cplus_tree_code): Remove.
11978 (operator_name_info): Size to MAX_TREE_CODES.
11979 (assignment_operator_name_info): Likewise.
11980 * cp/cp-lang.c (tree_code_type): Remove.
11981 (tree_code_length, tree_code_name): Remove.
11982 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
11983 (assignment_operator_name_info): Likewise.
11984 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
11986 * cp/mangle.c (write_expression): Likewise.
11987 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
11988 * fortran/f95-lang.c (tree_code_type): Remove.
11989 (tree_code_length, tree_code_name): Remove.
11990 * java/java-tree.h (enum java_tree_code): Remove.
11991 * java/lang.c (tree_code_type): Remove.
11992 (tree_code_length, tree_code_name): Remove.
11993 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
11994 * objc/objc-act.h (enum objc_tree_code): Remove.
11995 * objc/objc-lang.c (tree_code_type): Remove.
11996 (tree_code_length, tree_code_name): Remove.
11997 * objcp/objcp-lang.c (tree_code_type): Remove.
11998 (tree_code_length, tree_code_name): Remove.
11999 * ada/ada-tree.h (enum gnat_tree_code): Remove.
12000 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
12001 * ada/misc.c (tree_code_type): Remove.
12002 (tree_code_length, tree_code_name): Remove.
12004 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
12006 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
12007 the grand_bitmap_obstack.
12009 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12011 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
12012 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
12013 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
12014 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
12015 move_stmt_r, new_label_mapper): Likewise.
12016 * tree-complex.c (cvc_lookup): Likewise.
12017 * tree-dfa.c (create_function_ann): Likewise.
12018 * tree-dump.c (dump_register): Likewise.
12019 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
12020 find_phi_replacement_condition): Likewise.
12021 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
12022 tree_function_versioning): Likewise.
12023 * tree-into-ssa.c (cmp_dfsnum): Likewise.
12024 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
12025 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
12026 get_nonlocal_debug_decl, convert_nonlocal_reference,
12027 convert_nonlocal_omp_clauses, get_local_debug_decl,
12028 convert_local_reference, convert_local_omp_clauses,
12029 convert_nl_goto_reference, convert_nl_goto_receiver,
12030 convert_tramp_reference, convert_call_expr): Likewise.
12031 * tree-outof-ssa.c (contains_tree_r): Likewise.
12032 * tree-parloops.c (reduction_phi, initialize_reductions,
12033 eliminate_local_variables_1, add_field_for_reduction,
12034 add_field_for_name, create_phi_for_local_result,
12035 create_call_for_reduction_1, create_loads_for_reductions,
12036 create_stores_for_reduction, create_loads_and_stores_for_name):
12038 * tree-phinodes.c (allocate_phi_node): Likewise.
12039 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
12040 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
12041 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
12042 * tree-ssa-coalesce.c (compare_pairs): Likewise.
12043 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
12044 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
12045 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
12046 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
12047 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
12048 vn_nary_op_insert): Likewise.
12049 * tree-ssa.c (redirect_edge_var_map_add,
12050 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
12051 * tree-vectorizer.c (vectorize_loops): Likewise.
12052 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
12053 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
12054 tree_cons_stat, build1_stat, build_variant_type_copy,
12055 decl_init_priority_lookup, decl_fini_priority_lookup,
12056 decl_priority_info, decl_restrict_base_lookup,
12057 decl_restrict_base_insert, decl_debug_expr_lookup,
12058 decl_debug_expr_insert, decl_value_expr_lookup,
12059 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
12060 type_hash_add, get_file_function_name, tree_check_failed,
12061 tree_not_check_failed, tree_range_check_failed,
12062 omp_clause_range_check_failed, build_omp_clause,
12063 build_vl_exp_stat): Likewise.
12064 * value-prof.c (gimple_histogram_value,
12065 gimple_duplicate_stmt_histograms): Likewise.
12066 * var-tracking.c (attrs_list_insert, attrs_list_copy,
12067 unshare_variable, variable_union_info_cmp_pos, variable_union,
12068 dataflow_set_different_1, dataflow_set_different_2,
12069 vt_find_locations, variable_was_changed, set_variable_part,
12070 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
12071 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
12072 section_entry_hash, object_block_entry_eq,
12073 object_block_entry_hash, create_block_symbol,
12074 initialize_cold_section_name, default_function_rodata_section,
12075 strip_reg_name, set_user_assembler_name, const_desc_eq,
12076 build_constant_desc, output_constant_def, lookup_constant_def,
12077 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
12078 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
12079 default_internal_label): Likewise.
12080 * varray.c (varray_init, varray_grow): Likewise.
12081 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
12083 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
12085 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
12086 operators for "test" insn. Macroize insn using SWI mode macro.
12087 (*jcc_fused_2): Ditto.
12088 (*jcc_fused_3): Macroize insn using SWI mode macro.
12089 (*jcc_fused_4): Ditto.
12091 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
12093 * tree-ssa-pre.c: Fix typo in comment.
12094 (init_antic, fini_antic): Add explicit funtions for
12095 initializing and deinitializing ANTIC and AVAIL sets.
12096 (create_expression_by_pieces): Fix typo in comment.
12097 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
12098 (execute_pre): Eventually dump details about ANTIC_IN.
12100 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12102 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
12103 * gcc.c (translate_options, init_spec, store_arg, read_specs,
12104 add_to_obstack, file_at_path, find_a_file, execute,
12105 add_preprocessor_option, add_assembler_option, add_linker_option,
12106 process_command, insert_wrapper, do_option_spec, do_self_spec,
12107 spec_path, do_spec_1, is_directory, main, used_arg,
12108 getenv_spec_function): Likewise.
12109 * tlink.c (symbol_hash_lookup, file_hash_lookup,
12110 demangled_hash_lookup, symbol_push, file_push, frob_extension):
12113 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
12115 * doc/rtl.texi: Updated subreg section.
12117 2008-06-19 Jakub Jelinek <jakub@redhat.com>
12120 * cgraphunit.c (cgraph_process_new_functions): Don't clear
12121 node->needed and node->reachable.
12122 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
12123 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
12124 (expand_task_call): Don't call expand_task_copyfn.
12125 (expand_task_copyfn): Renamed to...
12126 (finalize_task_copyfn): ... this.
12128 2008-06-19 Jan Hubicka <jh@suse.cz>
12130 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
12131 clobbering framepointer.
12133 2008-06-19 Jan Hubicka <jh@suse.cz>
12135 * tree-optimize.c (execute_early_local_optimizations): Set
12136 cgraph_state only at first invocation.
12138 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12140 * system.h (-Wc++-compat): Activate as a warning, no an error.
12142 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
12144 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
12145 instead of "#" in insn asm template.
12146 (*jcc_fused_2): Ditto.
12148 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
12150 * config/i386/i386.h (ix86_tune_indices)
12151 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
12152 (TARGET_FUSE_CMP_AND_BRANCH): New define.
12153 * config/i386/i386.md (*jcc_fused_1): New insn pattern
12154 (*jcc_fused_2): Ditto.
12155 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
12156 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
12157 (print operand): Handle 'E' and 'e' code.
12159 2008-06-19 Anatoly Sokolov <aesok@post.ru>
12161 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
12162 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
12163 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12165 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
12167 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
12169 (cgraph_expand_function): Use local copy of decl.
12170 (cgraph_expand_all_functions): Remove redundant initialization of
12172 (cgraph_optimize): Reword internal_error message.
12174 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
12176 * arm-protos.h (arm_return_in_memory): Remove public
12177 arm_return_in_memory() prototype.
12178 * arm.c (arm_return_in_memory): Add static prototype, add target
12179 hook macro, change definition and comments.
12180 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
12182 2008-06-19 Ben Elliston <bje@au.ibm.com>
12184 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
12185 real.c: Remove references to IEEE 754R.
12186 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
12187 * doc/libgcc.texi (Decimal float library routines): Likewise.
12189 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12191 * targhooks.h (struct gcc_target): New member unwind_word_mode.
12192 (default_unwind_word_mode): Add prototype.
12193 * targhooks.c (default_unwind_word_mode): New function.
12194 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
12195 instead of word_mode.
12196 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
12197 (TARGET_INITIALIZER): Use it.
12199 * c-common.c (handle_mode_attribute): Support "unwind_word"
12201 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
12203 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
12204 word_mode to access SjLj_Function_Context member "data".
12205 (sjlj_emit_dispatch_table): Likewise. Also, perform type
12206 conversion from targetm.eh_return_filter_mode () to
12207 targetm.unwind_word_mode () if they differ.
12209 * builtin-types.def (BT_UNWINDWORD): New primitive type.
12210 (BT_FN_UNWINDWORD_PTR): New function type.
12211 (BT_FN_WORD_PTR): Remove.
12212 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
12213 * except.c (expand_builtin_extend_pointer): Convert pointer to
12214 targetm.unwind_word_mode () instead of word_mode.
12216 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
12217 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
12218 (spu_unwind_word_mode): New function.
12219 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
12220 (TARGET_UNWIND_WORD_MODE): Define.
12221 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
12223 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12225 * config/spu/spu.c (reg_align): Remove.
12226 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
12227 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
12228 (spu_split_store): Likewise.
12230 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
12232 * gcc/tree-vn.c: Fix typo in comment.
12234 2008-06-18 Jan Hubicka <jh@suse.cz>
12236 * cgraphunit.c (cgraph_optimize): Output debug info when doing
12237 toplevel reorder too.
12239 2008-06-18 Jan Hubicka <jh@suse.cz>
12241 * c-opts.c (c_common_post_options): PCH is not compatible with
12243 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
12244 -fno-toplevel-reorder by default now.
12246 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12248 PR documentation/30739
12249 * doc/install.texi (Prerequisites): Document dependency on awk.
12251 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
12252 Ian Lance Taylor <iant@google.com>
12254 PR rtl-optimization/35604
12255 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
12256 only want to change jump destinations, not eventual label comparisons.
12258 2008-06-16 Jan Hubicka <jh@suse.cz>
12260 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
12262 (cgraph_analyze_function): Likewise.
12264 2008-06-16 Jan Hubicka <jh@suse.cz>
12266 * cgraph.h (cgraph_mark_if_needed): New function.
12267 * cgraphunit.c (cgraph_mark_if_needed): New function.
12268 * c-decl.c (duplicate_decl): Use it.
12270 2008-06-16 Jan Hubicka <jh@suse.cz>
12272 * cgraph.c (cgraph_add_new_function): When in expansion state, do
12275 2008-06-16 Jan Hubicka <jh@suse.cz>
12277 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
12279 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
12280 Kazu Hirata <kazu@codesourcery.com>
12281 Maxim Kuvyrkov <maxim@codesourcery.com
12283 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
12284 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
12285 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
12286 EXTRA_SPEC_FUNCTIONS.
12287 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
12288 (DRIVER_SELF_SPECS): Adjust.
12289 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
12290 * config/mips/st.h, config/mips/t-st: New.
12291 * config/mips/driver-native.c, config/mips/x-native: New.
12292 * doc/invoke.texi (MIPS): Document 'native' value for -march and
12295 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
12297 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
12299 (ISA_HAS_FP_CONDMOVE): New macro.
12300 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
12301 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
12302 (ISA_HAS_NMADD3_NMSUB3): New macro.
12303 * config/mips/mips.c (mips_rtx_costs): Update.
12304 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
12305 compiling for ST Loongson 2E/2F.
12306 (madd<mode>): Rename to madd4<mode>. Update.
12307 (madd3<mode>): New pattern.
12308 (msub<mode>): Rename to msub4<mode>. Update.
12309 (msub3<mode>): New pattern.
12310 (nmadd<mode>): Rename to nmadd4<mode>. Update.
12311 (nmadd3<mode>): New pattern.
12312 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
12313 (nmadd3<mode>_fastmath): New pattern.
12314 (nmsub<mode>): Rename to nmsub4<mode>. Update.
12315 (nmsub3<mode>): New pattern.
12316 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
12317 (nmsub3<mode>_fastmath): New pattern.
12318 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
12320 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
12322 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
12323 (DF_REF_INSN_INFO): New.
12324 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
12325 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
12326 with a NULL DF_REF_INSN_INFO.
12327 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
12329 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
12330 DF_INSN_INFO_EQ_USES): New.
12331 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
12332 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
12333 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
12334 * df-core.c: Update comment for above changes.
12335 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
12336 DF_INSN_UID_* macros.
12337 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
12338 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
12339 insn rtx. Update all callers.
12340 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
12341 df_ref_create_structure, df_insn_refs_collect): Likewise.
12342 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
12343 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
12344 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
12345 macros to access the insn refs.
12346 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
12347 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
12348 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
12349 for accessing the refs.
12350 (try_fwprop_subst): Likewise.
12351 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
12352 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
12353 for accessing the refs.
12354 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
12355 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
12356 to look at the insn refs.
12357 (record_uses): Likewise.
12358 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
12360 (mark_artificial_uses): Don't mark_insn for artificial refs.
12361 (mark_reg_rependencies): Likewise.
12363 * doc/rtl.texi: Remove documentation of ADDRESSOF.
12365 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12367 * configure: Regenerate.
12369 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
12371 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
12372 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12373 * 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 attiny167.
12378 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12379 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12381 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
12383 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
12384 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12385 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12387 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
12389 * tree-ssa-sccvn.c: Fix format of comments.
12391 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
12393 * cgraph.c: Remove unneeded forward declarations of eq_node()
12396 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
12398 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
12400 (see_update_relevancy): Likewise.
12401 * fwprop.c (try_fwprop_subst): Likewise.
12402 * rtlanal.c (noop_move_p): Likewise.
12403 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
12404 notes to non-existing libcall blocks.
12405 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
12407 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
12408 (dead_libcall_p): Remove.
12409 (delete_trivially_dead_insns): Don't use it.
12410 * web.c (union_defs): Remove comment about keeping nops.
12411 * gcse.c (hash_scan_insn): Don't take libcall pointers.
12412 (compute_hash_table_work): Don't track libcall notes.
12413 (do_local_cprop): Don't take libcall pointers. Don't update
12415 (adjust_libcall_notes): Deleted.
12416 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
12417 ever have existed in the first place).
12418 (replace_store_insn): Don't try to remove libcall notes.
12419 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
12420 (resolve_reg_notes): Don't call them.
12421 (resolve_simple_move): Likewise.
12422 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
12423 Don't remove REG_RETVAL notes.
12424 * emit-rtl.c (try_split): Don't update libcall notes.
12425 (emit_copy_of_insn_after): Dito.
12426 * cselib.c (cselib_current_insn_in_libcall): Remove.
12427 (cselib_process_insn): Don't set/clear it.
12428 (new_elt_loc_list): Don't record it.
12429 (cselib_init): Don't initialize it.
12430 * cselib.c (struct elt_loc_list): Remove in_libcall field.
12431 * loop-invariant.c (find_invariant_insn): Don't look for libcall
12433 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
12434 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
12435 (init_deps): Don't initialize it.
12436 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
12437 * combine.c (delete_noop_moves): Don't update libcall notes.
12438 (can_combine_p): Remove now pointless #if 0 block.
12439 (try_combine): Remove another obsolete #if 0 block.
12440 (distribute_notes): Don't distribute libcall notes.
12441 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
12442 * dce.c (libcall_dead_p): Remove.
12443 (delete_unmarked_insns): Don't handle libcall blocks.
12444 (preserve_libcall_for_dce): Remove.
12445 (prescan_insns_for_dce): Don't special-case libcall block insns.
12446 * reload1 (reload): Don't handle libcall notes.
12447 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
12450 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
12452 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
12453 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12454 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12456 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
12458 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
12459 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12460 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12462 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12464 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
12466 2008-06-16 Ira Rosen <irar@il.ibm.com>
12468 PR tree-optimization/36493
12469 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
12470 the arguments list. Use VECTYPE to create vector pointer.
12471 (vectorizable_store): Fail if accesses through a pointer to vectype
12472 do not alias the original memory reference operands.
12473 Call vect_create_data_ref_ptr without the removed argument.
12474 (vectorizable_load): Likewise.
12475 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
12478 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
12481 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
12482 reg_equiv_constant.
12484 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
12486 * config/mips/loongson2ef.md: New file.
12487 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
12488 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
12489 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
12490 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
12491 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
12493 (loongson2ef.md): New include.
12494 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
12495 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
12496 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
12497 (loongson_gt_<mode>, loongson_extract_halfword)
12498 (loongson_insert_halfword_0, loongson_insert_halfword_2)
12499 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
12500 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
12501 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
12502 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
12503 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
12504 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
12505 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
12506 (vec_interleave_low<mode>): Define type attribute.
12507 * config/mips/mips.c (mips_ls2): New static variable.
12508 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
12509 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
12510 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
12511 Implement target scheduling hooks.
12512 (mips_multipass_dfa_lookahead): Update to handle tuning for
12514 (mips_sched_init): Initialize data for Loongson scheduling.
12515 (mips_ls2_variable_issue): New static function.
12516 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
12518 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
12519 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
12520 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
12521 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
12522 Handle ST Loongson 2E/2F cores.
12523 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
12525 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12527 * omp-low.c (extract_omp_for_data): Fix comment typo.
12530 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12532 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
12533 FIXME note about gcc/config.guess.
12534 * doc/options.texi (Option file format): Remove non-ASCII bytes.
12535 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
12536 * doc/cppopts.texi: Likewise.
12537 * doc/extend.texi: Likewise.
12538 * doc/gcc.texi: Likewise.
12539 * doc/gccint.texi: Likewise.
12540 * doc/gcov.texi: Likewise.
12541 * doc/gty.texi: Likewise.
12542 * doc/hostconfig.texi: Likewise.
12543 * doc/install.texi: Likewise.
12544 * doc/invoke.texi: Likewise.
12545 * doc/loop.texi: Likewise.
12546 * doc/makefile.texi: Likewise.
12547 * doc/md.texi: Likewise.
12548 * doc/passes.texi: Likewise.
12549 * doc/tm.texi: Likewise.
12550 * doc/tree-ssa.texi: Likewise.
12551 * doc/trouble.texi: Likewise.
12553 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
12554 Nathan Sidwell <nathan@codesourcery.com>
12555 Maxim Kuvyrkov <maxim@codesourcery.com>
12556 Richard Sandiford <rdsandiford@googlemail.com>
12558 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
12559 * config/mips/mips-protos.h (mips_expand_vector_init): New.
12560 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
12562 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
12563 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
12564 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
12566 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
12567 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
12568 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
12569 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
12570 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
12571 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
12572 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
12573 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
12574 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
12575 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
12576 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
12577 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
12578 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
12579 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
12580 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
12581 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
12582 (mips_builtins): Add Loongson builtins.
12583 (mips_loongson_2ef_bdesc): New.
12584 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
12585 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
12586 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
12587 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
12589 (mips_expand_vector_init): New.
12590 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
12591 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
12593 * config/mips/mips.md: Add unspec numbers for Loongson
12594 builtins. Include loongson.md.
12595 (MOVE64): Include Loongson vector modes.
12596 (SPLITF): Include Loongson vector modes.
12597 (HALFMODE): Handle Loongson vector modes.
12598 * config/mips/loongson.md: New.
12599 * config/mips/loongson.h: New.
12600 * config.gcc: Add loongson.h header for mips*-*-* targets.
12601 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
12603 2008-06-14 Joseph Myers <joseph@codesourcery.com>
12605 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
12606 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
12607 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
12608 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
12609 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
12610 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
12611 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
12612 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
12613 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
12614 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
12615 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
12616 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
12617 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
12618 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
12619 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
12620 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
12621 Remove use_fixproto=yes.
12622 (ia64*-*-hpux*): Remove comment about using fixproto.
12623 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
12625 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12627 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
12629 * configure: Regenerate.
12631 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
12633 PR middle-end/36520
12634 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
12635 before evaluating it.
12637 2008-06-13 Jakub Jelinek <jakub@redhat.com>
12640 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
12641 nested inline functions.
12642 (start_decl, start_function): Don't invert DECL_EXTERNAL
12643 for nested inline functions.
12645 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
12647 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
12648 splits that must be made for correctness.
12650 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
12652 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
12653 (AVAIL_NON_MIPS16): Likewise.
12654 (mips_builtin_description): Replace target_flags with a predicate.
12655 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
12656 (dspr2_32): New availability predicates.
12657 (MIPS_BUILTIN): New macro.
12658 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
12659 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
12660 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
12661 Replace the TARGET_FLAGS parameters with AVAIL parameters.
12662 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
12663 (mips_dsp_32only_bdesc): Merge into...
12664 (mips_builtins): ...this new array.
12665 (mips_bdesc_map, mips_bdesc_arrays): Delete.
12666 (mips_init_builtins): Update after above changes.
12667 (mips_expand_builtin_1): Merge into...
12668 (mips_expand_builtin): ...here and update after above changes.
12670 2008-06-12 Paul Brook <paul@codesourcery.com>
12672 * longlong.h (__arm__): Define count_leading_zeros.
12673 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
12674 (clzsi2, clzdi2): New functions.
12675 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
12676 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
12677 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
12678 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
12679 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
12680 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
12681 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
12682 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
12683 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
12684 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
12686 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
12688 * config/m68k/m68k.c (m68k_tune_flags): New.
12689 (override_options): Compute m68k_tune_flags.
12690 (MULL_COST, MULW_COST): Update for various variants of CFV2.
12691 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
12693 2008-06-12 Jakub Jelinek <jakub@redhat.com>
12695 PR middle-end/36506
12696 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
12698 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
12700 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
12701 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
12703 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
12705 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
12706 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
12708 2008-06-12 Jakub Jelinek <jakub@redhat.com>
12710 PR middle-end/36506
12711 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
12714 2008-06-12 Richard Guenther <rguenther@suse.de>
12716 PR tree-optimization/36345
12717 * tree-flow.h (struct ptr_info_def): Align escape_mask,
12718 add memory_tag_needed flag.
12719 (may_alias_p): Declare.
12720 * tree-ssa-alias.c (may_alias_p): Export.
12721 (set_initial_properties): Use memory_tag_needed flag.
12722 (update_reference_counts): Likewise.
12723 (reset_alias_info): Reset memory_tag_needed flag.
12724 (create_name_tags): Check memory_tag_needed flag.
12725 (dump_points_to_info_for): Dump it.
12726 * tree-ssa-structalias.c (struct variable_info): Remove
12727 directly_dereferenced flag.
12728 (new_var_info): Do not initialize it.
12729 (process_constraint_1): Do not set it.
12730 (update_alias_info): Set is_dereferenced flag.
12731 (set_uids_in_ptset): Use may_alias_p.
12732 (set_used_smts): Check memory_tag_needed flag.
12733 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
12734 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
12735 memory_tag_needed flag.
12736 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
12737 from broken design.
12739 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
12741 * config/i386/i386.c (ix86_compute_frame_layout): Disable
12742 red zone for w64 abi.
12743 (ix86_expand_prologue): Likewise.
12744 (ix86_force_to_memory): Likewise.
12745 (ix86_free_from_memory): Likewise.
12747 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
12750 * config/rs6000/rs6000.c (rs6000_override_options): Set
12751 rs6000_isel conditionally to the absence of comand line override.
12752 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
12753 Remove duplicate rs6000_isel setting.
12754 * config/rs6000/eabispe.h: Ditto.
12756 2008-06-11 Richard Guenther <rguenther@suse.de>
12758 * alias.c (get_alias_set): Use the element alias-set for arrays.
12759 (record_component_aliases): For arrays and vectors do nothing.
12760 * c-common.c (strict_aliasing_warning): Handle the cases
12761 of alias set zero explicitly.
12762 * Makefile.in (dfp.o-warn): Add -Wno-error.
12764 2008-06-11 Joseph Myers <joseph@codesourcery.com>
12766 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
12768 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
12769 tune_32 tune_64 to supported_defaults. Allow values not
12770 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
12771 x86_64. Do not override cpu_32 or cpu_64 values from target name.
12772 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
12773 with_cpu_64 to generic for 64-bit-supporting configurations, not
12774 with_cpu. Remove FIXMEs.
12775 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
12776 --with-arch-64, --with-tune-32, --with-tune-64): Document.
12777 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
12778 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
12779 arch_32 and arch_64.
12781 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
12782 Olivier Hainque <hainque@adacore.com>
12784 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
12785 Use DECL_SIZE_UNIT to retrieve the size of the field.
12787 2008-06-11 Joseph Myers <joseph@codesourcery.com>
12789 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
12790 with function calls after declarations. Lay out
12791 neon_float_type_node before further use.
12793 2008-06-11 Richard Guenther <rguenther@suse.de>
12795 * tree-flow.h (may_point_to_global_var): Declare.
12796 * tree-ssa-alias.c (may_point_to_global_var): New function.
12797 * tree-ssa-sink.c (is_hidden_global_store): Use it.
12799 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
12801 * configure.ac: Teach that fido supports .debug_line.
12802 * configure: Regenerate.
12804 2008-06-10 Tom Tromey <tromey@redhat.com>
12806 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
12809 2008-06-10 Joseph Myers <joseph@codesourcery.com>
12811 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
12812 (encode_decimal64, decode_decimal64, encode_decimal128,
12813 decode_decimal128): Reverse order of 32-bit parts of value if host
12814 and target endianness differ.
12816 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
12818 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
12819 Avoid division by 0.
12820 (tree_mod_pow2_value_transform): Likewise.
12821 (tree_ic_transform): Likewise.
12822 (tree_stringops_transform): Likewise.
12823 (tree_mod_subtract_transform): Likewise.
12824 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
12825 (copy_edges_for_bb): Likewise.
12826 (initialize_cfun): Likewise.
12828 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12830 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
12831 nonmemory_operand. Add "N" operand constraint.
12833 (*jcc_btdi_mask_rex64): New instruction and split pattern.
12834 (*jcc_btsi_mask): Ditto.
12835 (*jcc_btsi_mask_1): Ditto.
12837 2008-06-10 Joseph Myers <joseph@codesourcery.com>
12839 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
12840 TYPE_CANONICAL for copied element type.
12842 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12845 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
12846 Add m_CORE2 and m_GENERIC.
12847 * config/i386/predicates.md (bt_comparison_operator): New predicate.
12848 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
12850 (*jcc_btdi_rex64): New instruction and split pattern.
12851 (*jcc_btsi): Ditto.
12852 (*jcc_btsi_1): Ditto.
12853 (*btsq): Fix Intel asm dialect operand order.
12857 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
12859 PR middle-end/36447
12860 * simplify-rtx.c (simplify_subreg): Add check for shift count
12863 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
12865 * doc/md.texi: Synchronize with later constraints.md change.
12866 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
12867 with a C implementation.
12868 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
12870 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
12871 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
12872 when moving to and from MD_REGNUM.
12873 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
12874 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
12875 Handle byte and halfword moves.
12876 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
12878 * config/mips/constraints.md (h): Turn into NO_REGS.
12879 (l, x): Update documentation.
12880 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
12881 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
12882 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
12883 (HILO): New mode iterator.
12885 (any_div): New code iterator.
12886 (u): Extend code attribute to div and udiv.
12887 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
12888 d_operand in the splitters. Remove redundant CONST_INT checks.
12889 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
12890 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
12891 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
12892 accordingly, using normal moves instead of unspecs to move LO into
12893 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
12894 (<u>mulsidi3): Handle expansion in C code.
12895 (<u>mulsidi3_32bit_internal): Rename to...
12896 (<u>mulsidi3_32bit): ...this.
12897 (<u>mulsidi3_32bit_r4000): Fix insn separator.
12898 (*<u>mulsidi3_64bit): Rename to...
12899 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
12900 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
12901 to set LO and HI to the multiplication result. Use a normal move
12902 for MFLO and an unspec for MFHI.
12903 (*<u>mulsidi3_64bit_parts): Replace with...
12904 (<u>mulsidi3_64bit_hilo): ...this new instruction.
12905 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
12906 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
12907 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
12908 instead of HI. Split the instruction into a separate multiplication
12909 and MFHI if !TARGET_FIX_R4000.
12910 (<su>muldi3_highpart): Likewise.
12911 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
12912 and the "=h" clobber.
12913 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
12914 (<u>mulditi3): New expander.
12915 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
12916 (madsi): Remove "=h" clobber.
12917 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
12918 Force the modulus result to be a GPR and split the instruction into
12919 a division followed by an MFHI after reload.
12920 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
12921 (*lea_high64): Use d_operand in the define_peephole2. Likewise
12922 the MIPS16 HIGH define_split.
12923 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
12924 of acc<->gpr moves to "multi".
12925 (*movdi_64bit): Replace the single "x" alternative with
12926 alternatives for moving into and out of "a".
12927 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
12928 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
12929 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
12930 Use d_operand in the splitters. Remove redundant CONST_INT checks.
12931 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
12932 (movti): New expander.
12933 (*movti, *movti_mips16): New insns.
12934 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
12935 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
12936 (mthi<GPR:mode>_<HILO:mode>): Likewise.
12937 * config/mips/predicates.md (fpr_operand): Delete.
12938 (d_operand): New predicate.
12940 2008-06-09 Michael Meissner <michael.meissner@amd.com>
12942 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
12943 failure on some Bourne shells.
12944 (x86_64-*-*): Ditto.
12946 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
12948 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
12950 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
12952 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
12953 (sparc-sun-solaris2*): Likewise.
12955 2008-06-09 Arnaud Charlet <charlet@adacore.com
12957 * doc/install.texi: Update requirements to build the Ada compiler.
12959 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
12961 * df-scan.c (struct df_scan_problem_data): Remove the
12962 mw_link_pool alloc pool.
12963 (df_scan_free_internal): Don't free it.
12964 (df_scan_alloc): Don't allocate it.
12965 * df.h (struct df_link): Update comment.
12967 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
12969 * except.h: Correct checks for when SJLJ exceptions must be used.
12971 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12973 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
12976 2008-06-08 Joseph Myers <joseph@codesourcery.com>
12978 PR tree-optimization/36218
12979 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
12980 configure for the build system.
12981 (BUILD_LDFLAGS): Define.
12982 * configure: Regenerate.
12983 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
12985 2008-07-08 Anatoly Sokolov <aesok@post.ru>
12988 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
12989 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
12990 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
12992 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
12994 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
12996 2008-06-07 Joseph Myers <joseph@codesourcery.com>
12998 * config.gcc (Obsolete configurations): Remove list of
13000 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
13001 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
13002 targets matched by those patterns.
13003 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
13004 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
13005 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
13006 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
13007 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
13008 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
13009 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
13010 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
13011 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
13012 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
13013 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
13014 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
13015 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
13016 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
13017 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
13018 Make code for Solaris 7 and greater unconditional for Solaris.
13019 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
13020 Remove --with-* handling.
13021 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
13022 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
13023 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
13024 LINK_OS_WINDISS_SPEC): Remove.
13025 * config/rs6000/sysv4.opt (mwindiss): Remove.
13026 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
13027 * configure: Regenerate.
13028 * doc/cpp.texi: Don't mention BeOS.
13029 * doc/extend.texi (interrupt): Don't mention MS1.
13030 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
13031 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
13032 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
13033 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
13034 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
13036 * doc/invoke.texi (MT Options): Remove.
13037 (-mwindiss): Remove.
13038 (CRIS Options): Remove cris-axis-aout references.
13039 (HPPA Options): Don't mention hppa1.1-*-pro.
13040 * doc/md.texi: (MorphoTech family): Remove.
13041 * libgcc2.c: Don't handle UWIN.
13042 * config/alpha/t-unicosmk: Remove.
13043 * config/alpha/unicosmk.h: Remove.
13044 * config/arm/kaos-arm.h: Remove.
13045 * config/arm/kaos-strongarm.h: Remove.
13046 * config/arm/strongarm-coff.h: Remove.
13047 * config/arm/strongarm-elf.h: Remove.
13048 * config/arm/strongarm-pe.h: Remove.
13049 * config/arm/t-strongarm-pe: Remove.
13050 * config/arm/t-xscale-coff: Remove.
13051 * config/arm/t-xscale-elf: Remove.
13052 * config/arm/xscale-coff.h: Remove.
13053 * config/arm/xscale-elf.h: Remove.
13054 * config/chorus.h: Remove.
13055 * config/cris/aout.h: Remove.
13056 * config/cris/aout.opt: Remove.
13057 * config/cris/t-aout: Remove.
13058 * config/i386/beos-elf.h: Remove.
13059 * config/i386/kaos-i386.h: Remove.
13060 * config/i386/ptx4-i.h: Remove.
13061 * config/i386/sco5.h: Remove.
13062 * config/i386/sco5.opt: Remove.
13063 * config/i386/sysv4-cpp.h: Remove.
13064 * config/i386/sysv5.h: Remove.
13065 * config/i386/t-beos: Remove.
13066 * config/i386/t-sco5: Remove.
13067 * config/i386/t-uwin: Remove.
13068 * config/i386/uwin.asm: Remove.
13069 * config/i386/uwin.h: Remove.
13070 * config/kaos.h: Remove.
13071 * config/mips/windiss.h: Remove.
13072 * config/mt: Remove directory.
13073 * config/pa/pa-osf.h: Remove.
13074 * config/pa/pa-pro-end.h: Remove.
13075 * config/pa/t-pro: Remove.
13076 * config/ptx4.h: Remove.
13077 * config/rs6000/beos.h: Remove.
13078 * config/rs6000/kaos-ppc.h: Remove.
13079 * config/rs6000/t-beos: Remove.
13080 * config/rs6000/windiss.h: Remove.
13081 * config/sh/kaos-sh.h: Remove.
13082 * config/sol2-6.h: Remove.
13083 * config/sparc/sol26-sld.h: Remove.
13084 * config/sparc/sysv4-only.h: Remove.
13085 * config/vax/bsd.h: Remove.
13086 * config/vax/t-memfuncs: Remove.
13087 * config/vax/ultrix.h: Remove.
13088 * config/vax/vaxv.h: Remove.
13089 * config/windiss.h: Remove.
13091 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
13093 PR rtl-optimization/36438
13094 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
13095 for vector shifts with constant scalar shift operands.
13097 2008-06-06 Sandip Matte <sandip@rmicorp.com>
13099 * doc/invoke.texi: Document -march=xlr.
13100 * config/mips/xlr.md: New file.
13101 * config/mips/mips.md: Include it.
13103 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
13104 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
13105 (mips_rtx_cost_data): Likewise.
13107 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
13109 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
13110 PRE_INC and PRE_DEC cases.
13112 2008-06-06 Jakub Jelinek <jakub@redhat.com>
13114 PR rtl-optimization/36419
13115 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
13116 the emitting jump insn.
13119 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
13120 is not bool, boolify the whole *expr_p and convert to the desired type.
13122 2008-06-06 Jakub Jelinek <jakub@redhat.com>
13124 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
13125 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
13126 Add omp_private_outer_ref hook, add another argument to
13127 omp_clause_default_ctor hook.
13128 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
13129 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
13130 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
13131 hook_tree_tree_tree_tree_null.
13132 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
13133 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
13134 * hooks.c (hook_tree_tree_tree_tree_null): New function.
13135 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
13136 * tree.def (OMP_TASK): New tree code.
13137 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
13138 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
13139 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
13140 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
13141 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
13142 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
13143 OMP_CLAUSE_COLLAPSE_EXPR): Define.
13144 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
13145 (OMP_DIRECTIVE_P): Add OMP_TASK.
13146 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
13147 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
13148 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
13149 and OMP_CLAUSE_UNTIED entries.
13150 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
13152 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
13153 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
13154 * tree-pretty-print.c (dump_omp_clause): Handle
13155 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
13156 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
13157 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
13158 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
13159 warning about unsigned iterators. Change decl/init/cond/incr
13160 arguments to TREE_VECs, check arguments for all collapsed loops.
13161 (c_finish_omp_taskwait): New function.
13162 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
13164 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
13165 default_function_array_conversion on init. Add par_clauses argument.
13166 If decl is present in parallel's lastprivate clause, change it to
13167 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
13168 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
13169 collapse count in clauses.
13170 (c_parser_omp_for, c_parser_omp_parallel): Adjust
13171 c_parser_omp_for_loop callers.
13172 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
13173 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
13174 (c_parser_omp_clause_name): Handle collapse and untied clauses.
13175 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
13177 (c_parser_omp_clause_schedule): Handle schedule(auto).
13178 Include correct location in the error message.
13179 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
13180 and PRAGMA_OMP_CLAUSE_UNTIED.
13181 (OMP_TASK_CLAUSE_MASK): Define.
13182 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
13183 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
13184 * tree-nested.c (convert_nonlocal_omp_clauses,
13185 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
13186 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
13187 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
13188 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
13190 (conver_nonlocal_reference, convert_local_reference,
13191 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
13192 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
13193 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
13194 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
13195 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
13196 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
13197 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
13198 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
13199 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
13201 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
13202 * c-common.h (c_finish_omp_taskwait): New prototype.
13203 * gimple-low.c (lower_stmt): Handle OMP_TASK.
13204 * tree-parloops.c (create_parallel_loop): Create 1 entry
13205 vectors for OMP_FOR_{INIT,COND,INCR}.
13206 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
13207 (make_edges): Handle OMP_TASK.
13208 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
13209 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
13210 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
13211 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
13212 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
13213 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
13214 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
13215 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
13216 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
13217 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
13218 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
13219 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
13220 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
13221 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
13222 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
13223 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
13224 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
13225 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
13226 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
13227 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
13228 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
13229 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
13230 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
13231 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
13232 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
13233 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
13234 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
13235 original iterator is present in lastprivate clause or if
13236 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
13237 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
13238 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
13239 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
13240 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
13241 if it is set, lookup var in outer contexts too. Handle
13242 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
13243 to be implicitly determined firstprivate for task regions.
13244 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
13245 if it is set, lookup var in outer contexts too. Set
13246 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
13247 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
13248 OMP_CLAUSE_UNTIED. Take region_type as last argument
13249 instead of in_parallel and in_combined_parallel.
13250 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
13252 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
13253 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
13254 (new_omp_context): Set default_kind to
13255 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
13256 (omp_region_type): New enum.
13257 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
13258 fields, add region_type.
13259 (new_omp_context): Take region_type as argument instead of is_parallel
13260 and is_combined_parallel.
13261 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
13262 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
13263 ctx->is_combined_parallel checks.
13264 (gimplify_omp_task): New function.
13265 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
13267 * omp-low.c (extract_omp_for_data): Use schedule(static)
13268 for schedule(auto). Handle pointer and unsigned iterators.
13269 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
13270 Add loops argument. Extract data for collapsed OMP_FOR loops.
13271 (expand_parallel_call): Assert sched_kind isn't auto,
13272 map runtime schedule to index 3.
13273 (struct omp_for_data_loop): New type.
13274 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
13275 Add loop, loops, collapse and iter_type fields.
13276 (workshare_safe_to_combine_p): Disallow combined for if
13277 iter_type is unsigned long long. Don't combine collapse > 1 loops
13278 unless all bounds and steps are constant. Adjust extract_omp_for_data
13280 (expand_omp_for_generic): Handle pointer, unsigned and long long
13281 iterators. Handle collapsed OMP_FOR loops. Adjust
13282 for struct omp_for_data changes. If libgomp function doesn't return
13283 boolean_type_node, add comparison of the return value with 0.
13284 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
13285 pointer, unsigned and long long iterators. Adjust for struct
13286 omp_for_data changes.
13287 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
13288 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
13289 unsigned long long. Allocate loops array, pass it to
13290 extract_omp_for_data. For collapse > 1 loops use always
13291 expand_omp_for_generic.
13292 (omp_context): Add sfield_map and srecord_type fields.
13293 (is_task_ctx, lookup_sfield): New functions.
13294 (use_pointer_for_field): Use is_task_ctx helper. Change first
13295 argument's type from const_tree to tree. Clarify comment.
13296 In OMP_TASK disallow copy-in/out sharing.
13297 (build_sender_ref): Call lookup_sfield instead of lookup_field.
13298 (install_var_field): Add mask argument. Populate both record_type
13299 and srecord_type if needed.
13300 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
13302 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
13303 and DECL_FIELD_OFFSET.
13304 (scan_sharing_clauses): Adjust install_var_field callers. For
13305 firstprivate clauses on explicit tasks allocate the var by value in
13306 record_type unconditionally, rather than by reference.
13307 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
13308 Use is_taskreg_ctx instead of is_parallel_ctx.
13309 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
13310 (create_omp_child_function_name): Add task_copy argument, use
13311 *_omp_cpyfn* names if it is true.
13312 (create_omp_child_function): Add task_copy argument, if true create
13313 *_omp_cpyfn* helper function.
13314 (scan_omp_parallel): Adjust create_omp_child_function callers.
13315 Rename parallel_nesting_level to taskreg_nesting_level.
13316 (scan_omp_task): New function.
13317 (lower_rec_input_clauses): Don't run constructors for firstprivate
13318 explicit task vars which are initialized by *_omp_cpyfn*.
13319 Pass outer var ref to omp_clause_default_ctor hook if
13320 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
13321 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
13322 OMP_CLAUSE_REDUCTION_INIT.
13323 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
13324 avoid duplicate setting of fields. Handle
13325 OMP_CLAUSE_PRIVATE_OUTER_REF.
13326 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
13327 copy-out if TREE_READONLY, only copy-in.
13328 (expand_task_copyfn): New function.
13329 (expand_task_call): New function.
13330 (struct omp_taskcopy_context): New type.
13331 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
13333 (lower_omp_parallel): Rename to...
13334 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
13335 Call create_task_copyfn if srecord_type is needed. Adjust
13337 (task_shared_vars): New variable.
13338 (check_omp_nesting_restrictions): Warn if work-sharing,
13339 barrier, master or ordered region is closely nested inside OMP_TASK.
13340 Add warnings for barrier if closely nested inside of work-sharing,
13341 ordered, or master region.
13342 (scan_omp_1): Call check_omp_nesting_restrictions even for
13343 GOMP_barrier calls. Rename parallel_nesting_level to
13344 taskreg_nesting_level. Handle OMP_TASK.
13345 (lower_lastprivate_clauses): Even if some lastprivate is found on a
13346 work-sharing construct, continue looking for them on parent parallel
13348 (lower_omp_for_lastprivate): Add lastprivate clauses
13349 to the beginning of dlist rather than end. Adjust for struct
13350 omp_for_data changes.
13351 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
13352 not after it. Handle collapsed OMP_FOR loops, adjust for
13353 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
13354 (get_ws_args_for): Adjust extract_omp_for_data caller.
13355 (scan_omp_for): Handle collapsed OMP_FOR
13356 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
13357 (lower_omp_single_simple): If libgomp function doesn't return
13358 boolean_type_node, add comparison of the return value with 0.
13359 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
13360 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
13361 (parallel_nesting_level): Rename to...
13362 (taskreg_nesting_level): ... this.
13363 (is_taskreg_ctx): New function.
13364 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
13365 of is_parallel_ctx.
13366 (execute_lower_omp): Rename parallel_nesting_level to
13367 taskreg_nesting_level.
13368 (expand_omp_parallel): Rename to...
13369 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
13370 Call omp_task_call for OMP_TASK regions.
13371 (expand_omp): Adjust caller, handle OMP_TASK.
13372 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
13374 * bitmap.c (bitmap_default_obstack_depth): New variable.
13375 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
13376 if argument is NULL and bitmap_default_obstack is already initialized.
13377 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
13379 * matrix-reorg.c (matrix_reorg): Likewise.
13381 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
13383 * config/i386/i386.md (*indirect_jump): Macroize using P
13384 mode iterator. Remove !TARGET_64BIT from insn constraints.
13385 (*tablejump_1): Ditto.
13386 (*indirect_jump_rex64): Remove insn pattern.
13387 (*tablejump_1_rex64): Ditto.
13388 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
13389 and eh_return_si insn patterns.
13391 2008-06-06 Richard Guenther <rguenther@suse.de>
13393 * tree-ssa-structalias.c (merge_smts_into): Remove.
13394 (find_what_p_points_to): Do not bother to compute the
13395 points-to set for pt_anything pointers.
13396 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
13397 for pt_anything pointers is ok.
13399 2008-06-06 Jan Hubicka <jh@suse.cz>
13401 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
13403 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13405 * cgraph.c: Fix typos in comments.
13406 (cgraph_availability_names): Fix string typo.
13407 * fold-const.c: Fix typos in comments.
13408 (fold_binary): Fix typo in warning.
13409 * genautomata.c: Fix typos in comments.
13410 (check_presence_pattern_sets): Fix typo in local variable.
13411 (output_description): Fix typo in output.
13412 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
13413 * hwint.h: Likewise.
13414 * matrix-reorg.c (check_allocation_function): Likewise.
13415 * omega.c (smooth_weird_equations): Likewise.
13416 * auto-inc-dec.c: Fix typos in comments.
13417 * bb-reorder.c: Likewise.
13418 * builtins.c: Likewise.
13419 * c-common.c: Likewise.
13420 * c-cppbuiltin.c: Likewise.
13421 * c-parser.c: Likewise.
13422 * c-pretty-print.c: Likewise.
13423 * cfgcleanup.c: Likewise.
13424 * cfgexpand.c: Likewise.
13425 * cfghooks.c: Likewise.
13426 * cfglayout.c: Likewise.
13427 * cfgloopmanip.c: Likewise.
13428 * cgraphunit.c: Likewise.
13429 * coverage.c: Likewise.
13430 * dbxout.c: Likewise.
13431 * df-byte-scan.c: Likewise.
13432 * df-core.c: Likewise.
13433 * df-problems.c: Likewise.
13434 * df-scan.c: Likewise.
13436 * dominance.c: Likewise.
13437 * domwalk.c: Likewise.
13439 * dwarf2out.c: Likewise.
13440 * emit-rtl.c: Likewise.
13441 * et-forest.c: Likewise.
13442 * function.c: Likewise.
13443 * function.h: Likewise.
13445 * gcov-io.c: Likewise.
13446 * gcov.c: Likewise.
13447 * gcse.c: Likewise.
13448 * genattrtab.c: Likewise.
13449 * ggc-page.c: Likewise.
13450 * gimplify.c: Likewise.
13451 * gthr-lynx.h: Likewise.
13452 * haifa-sched.c: Likewise.
13453 * ipa-cp.c: Likewise.
13454 * ipa-inline.c: Likewise.
13455 * ipa-prop.h: Likewise.
13456 * ipa-pure-const.c: Likewise.
13457 * ipa-struct-reorg.c: Likewise.
13458 * ipa-struct-reorg.h: Likewise.
13459 * ipa-type-escape.c: Likewise.
13461 * loop-doloop.c: Likewise.
13462 * mips-tfile.c: Likewise.
13463 * mkmap-flat.awk: Likewise.
13464 * mkmap-symver.awk: Likewise.
13465 * modulo-sched.c: Likewise.
13466 * omp-low.c: Likewise.
13467 * optabs.c: Likewise.
13468 * optabs.h: Likewise.
13469 * opts.c: Likewise.
13470 * passes.c: Likewise.
13471 * postreload-gcse.c: Likewise.
13472 * postreload.c: Likewise.
13473 * predict.c: Likewise.
13474 * pretty-print.h: Likewise.
13475 * profile.c: Likewise.
13476 * protoize.c: Likewise.
13477 * ra-conflict.c: Likewise.
13478 * real.c: Likewise.
13479 * recog.c: Likewise.
13480 * regclass.c: Likewise.
13481 * regs.h: Likewise.
13482 * reload.c: Likewise.
13483 * rtl-error.c: Likewise.
13484 * rtlanal.c: Likewise.
13485 * scan.h: Likewise.
13486 * sched-rgn.c: Likewise.
13488 * stmt.c: Likewise.
13489 * target.h: Likewise.
13490 * tree-dfa.c: Likewise.
13491 * tree-eh.c: Likewise.
13492 * tree-flow-inline.h: Likewise.
13493 * tree-inline.c: Likewise.
13494 * tree-into-ssa.c: Likewise.
13495 * tree-loop-distribution.c: Likewise.
13496 * tree-nested.c: Likewise.
13497 * tree-parloops.c: Likewise.
13498 * tree-pass.h: Likewise.
13499 * tree-pretty-print.c: Likewise.
13500 * tree-profile.c: Likewise.
13501 * tree-scalar-evolution.c: Likewise.
13502 * tree-sra.c: Likewise.
13503 * tree-ssa-alias-warnings.c: Likewise.
13504 * tree-ssa-ccp.c: Likewise.
13505 * tree-ssa-coalesce.c: Likewise.
13506 * tree-ssa-dom.c: Likewise.
13507 * tree-ssa-dse.c: Likewise.
13508 * tree-ssa-forwprop.c: Likewise.
13509 * tree-ssa-live.c: Likewise.
13510 * tree-ssa-live.h: Likewise.
13511 * tree-ssa-loop-im.c: Likewise.
13512 * tree-ssa-loop-ivopts.c: Likewise.
13513 * tree-ssa-loop-niter.c: Likewise.
13514 * tree-ssa-loop-prefetch.c: Likewise.
13515 * tree-ssa-phiopt.c: Likewise.
13516 * tree-ssa-phiprop.c: Likewise.
13517 * tree-ssa-sccvn.c: Likewise.
13518 * tree-ssa-ter.c: Likewise.
13519 * tree-ssa-threadupdate.c: Likewise.
13520 * tree-ssa.c: Likewise.
13521 * tree-vect-analyze.c: Likewise.
13522 * tree-vect-transform.c: Likewise.
13523 * tree-vectorizer.c: Likewise.
13524 * tree-vn.c: Likewise.
13525 * tree-vrp.c: Likewise.
13526 * tree.c: Likewise.
13527 * tree.def: Likewise.
13528 * tree.h: Likewise.
13529 * unwind-dw2-fde.c: Likewise.
13530 * unwind.inc: Likewise.
13531 * value-prof.c: Likewise.
13532 * vmsdbgout.c: Likewise.
13534 2008-06-05 David Edelsohn <edelsohn@gnu.org>
13536 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
13537 always place FP constants in the TOC for TARGET_POWERPC64.
13538 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
13540 2008-06-05 Joseph Myers <joseph@codesourcery.com>
13542 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
13543 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
13544 enable for TARGET_E500_DOUBLE.
13545 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
13546 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
13547 floating-point modes like integer modes for E500 double.
13548 (rs6000_legitimate_offset_address_p): Likewise.
13549 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
13550 addressing for DDmode for E500 double.
13551 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
13552 modes as using 64-bits of registers for E500 double.
13553 (spe_build_register_parallel): Do not handle DDmode or TDmode.
13554 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
13555 specially for E500 double.
13556 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
13557 TDmode for E500 double.
13558 (rs6000_gimplify_va_arg): Only handle SDmode in registers
13559 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
13560 (rs6000_split_multireg_move): Do not handle TDmode specially for
13562 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
13563 using 64-bit registers for E500 double.
13564 (emit_frame_save): Do not handle DDmode specially for E500 double.
13565 (gen_frame_mem_offset): Likewise.
13566 (rs6000_function_value): Do not call spe_build_register_parallel
13567 for DDmode or TDmode.
13568 (rs6000_libcall_value): Likewise.
13569 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
13570 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
13573 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
13575 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
13578 2008-06-04 Junjie Gu <jgu@tensilica.com>
13580 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
13581 comparison for frame pointers.
13583 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
13586 * config/avr/avr.h (PUSH_ROUNDING): Remove.
13588 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
13591 * builtins.c (expand_builtin_signbit): Don't take lowpart when
13592 register is already smaller or equal to required mode.
13594 2008-06-04 Xinliang David Li <davidxl@google.com>
13596 * tree-call-cdce.c: New file.
13597 (cond_dead_built_in_calls): New static variable.
13598 (input_domain): New struct.
13599 (check_pow): New function.
13600 (check_builtin_call): Ditto.
13601 (check_target_format): Ditto.
13602 (is_call_dce_candidate): Ditto.
13603 (gen_one_condition): Ditto.
13604 (gen_conditions_for_domain): Ditto.
13605 (get_domain): Ditto.
13606 (gen_conditions_for_pow_cst_base): Ditto.
13607 (gen_conditions_for_pow_int_base): Ditto.
13608 (gen_conditions_for_pow): Ditto.
13609 (get_no_error_domain): Ditto.
13610 (gen_shrink_wrap_conditions): Ditto.
13611 (shrink_wrap_one_built_in_call): Ditto.
13612 (shink_wrap_conditional_dead_built_in_calls): Ditto.
13613 (tree_call_cdce): Ditto.
13614 (gate_call_cdce): Ditto.
13615 (pass_call_cdce): New gimple pass.
13616 * passes.c: (init_optimization_passes): New pass.
13617 * tree-pass.h: New pass declaration.
13618 * opts.c (decode_options): New flag setting.
13619 * common.opt: Add -ftree-builtin-call-dce flag.
13620 * Makefile.in: Add new source file.
13621 * tempvar.def: New tv_id.
13622 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
13624 2008-06-04 Richard Guenther <rguenther@suse.de>
13626 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
13627 (is_call_clobbered): Always check var_ann->call_clobbered.
13628 (mark_call_clobbered): Always set var_ann->call_clobbered.
13629 (clear_call_clobbered): Always clear var_ann->call_clobbered.
13630 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
13631 (reset_alias_info): Clear call clobbering info on MTAGs and
13633 (set_pt_anything): Set pt_global_mem.
13634 (create_tag_raw): Adjust comment.
13635 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
13637 2008-06-04 Joseph Myers <joseph@codesourcery.com>
13638 Maxim Kuvyrkov <maxim@codesourcery.com>
13640 * config/m68k/m68k.opt (mxgot): New option.
13641 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
13642 (m68k_output_addr_const_extra): New.
13643 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
13644 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
13645 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
13646 * doc/invoke.texi (M680x0 Options): Document -mxgot.
13648 2008-06-04 Richard Guenther <rguenther@suse.de>
13650 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
13651 negative or non-representable offsets.
13653 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
13655 * config/i386/i386.c (ix86_gen_leave): New.
13656 (ix86_gen_pop1): Likewise.
13657 (ix86_gen_add3): Likewise.
13658 (ix86_gen_sub3): Likewise.
13659 (ix86_gen_sub3_carry): Likewise.
13660 (ix86_gen_one_cmpl2): Likewise.
13661 (ix86_gen_monitor): Likewise.
13662 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
13663 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
13664 ix86_gen_one_cmpl2 and ix86_gen_monitor.
13665 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
13666 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
13667 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
13668 (ix86_expand_epilogue): Updated.
13669 (print_operand): Handle integer register operand for 'z'.
13670 (ix86_expand_strlensi_unroll_1): Likewise.
13671 (ix86_expand_strlen): Likewise.
13672 (ix86_expand_builtin): Likewise.
13673 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
13674 mov{q}/mov{l} and add{q}/add{l}.
13676 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13678 * config/i386/i386.md (P): New mode iterator.
13679 (SFmode push_operand splitter): Macroize DImode and SImode pushes
13680 using P mode iterator.
13681 (DFmode push_operand splitter): Ditto.
13682 (XFmode push_operand splitter): Ditto.
13683 (DFmode float_extend SFmode push_operand splitter): Ditto.
13684 (XFmode float_extend SFmode push_operand splitter): Do not generate
13685 SImode pushes for 64bit target. Macroize Dimode and SImode
13686 pushes using P mode iterator.
13687 (XFmode float_extend DFmode push_operand splitter): Ditto.
13689 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13691 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
13692 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
13693 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
13694 return type to int.
13695 (ix86_call_abi_override): Remove check for call_used_regs.
13697 2008-06-03 Richard Guenther <rguenther@suse.de>
13699 * tree-ssa-structalias.c (find_func_aliases): Add constraints
13700 for the lhs of calls if the return type contains pointers.
13702 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13704 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
13705 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
13706 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
13707 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
13708 of cfun and DEFAULT_ABI to deceide abi mode.
13709 (DEFAULT_ABI): New.
13710 (REG_PARM_STACK_SPACE): Removed.
13711 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
13712 (STACK_BOUNDARY): Use default target to deceide stack boundary.
13713 * config/i386/i386-protos.h (ix86_cfun_abi): New.
13714 (ix86_function_abi): Likewise.
13715 (ix86_function_type_abi): Likewise.
13716 (ix86_call_abi_override): Likewise.
13717 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
13718 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
13719 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
13720 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
13722 (X86_64_REGPARM_MAX): New.
13723 (X86_64_SSE_REGPARM_MAX): New.
13724 (X64_REGPARM_MAX): New.
13725 (X64_SSE_REGPARM_MAX): New.
13726 (X86_32_REGPARM_MAX): New.
13727 (X86_32_SSE_REGPARM_MAX): New.
13728 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
13729 (ix86_function_regparm): Handle user calling abi.
13730 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
13731 by DEFAULT_ABI versus SYSV_ABI check.
13732 (ix86_reg_parm_stack_space): New.
13733 (ix86_function_type_abi): New.
13734 (ix86_call_abi_override): New.
13735 (ix86_function_abi): New.
13736 (ix86_cfun_abi): New.
13737 (init_cumulative_args): Call abi specific initialization.
13738 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
13739 (function_arg_64): Extend SSE_REGPARM_MAX check.
13740 (function_arg (): Remove TARGET_64BIT_MS_ABI.
13741 (ix86_pass_by_reference): Likewise.
13742 (ix86_function_value_regno_p): Likewise.
13743 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
13744 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
13745 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
13746 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
13747 (setup_incoming_varargs_64): Adjust regparm for call abi.
13748 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
13749 (ix86_va_start): Likewise.
13750 (ix86_gimplify_va_arg): Likewise.
13751 (ix86_expand_prologue): Likewise.
13752 (output_pic_addr_const): Likewise.
13753 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
13754 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
13755 (x86_output_mi_thunk): Likewise.
13756 (x86_function_profiler): Likewise.
13757 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
13758 (SYSV_ABI, MS_ABI): New constants.
13759 (DEFAULT_ABI): New.
13760 (init_regs): Add prototype of function in regclass.c file.
13761 (OVERRIDE_ABI_FORMAT): New.
13762 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
13763 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
13764 (OUTGOING_REG_PARM_STACK_SPACE): New.
13765 (ix86_reg_parm_stack_space): New prototype.
13766 (CUMULATIVE_ARGS): Add call_abi member.
13767 (machine_function): Add call_abi member.
13768 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
13769 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
13771 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
13774 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
13775 (avr_builtin_setjmp_frame_value): New function.
13776 * config/avr/avr.md (nonlocal_goto_receiver): Define.
13777 (nonlocal_goto): Define.
13779 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
13781 * config/mips/mips.c (mips_emit_loadgp): Return early if
13782 there is nothing do to, otherwise emit a blockage if
13783 !TARGET_EXPLICIT_RELOCS || crtl->profile.
13784 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
13786 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13788 * configure.ac: Drop unneeded backslash ending up in config.in.
13789 * acinclude.m4: Likewise.
13790 * config.in: Regenerate.
13792 2008-05-26 Jan Hubicka <jh@suse.cz>
13794 * predict.c (maybe_hot_frequency_p): Break out of...
13795 (maybe_hot_bb_p): ... here.
13796 (maybe_hot_edge_p): New.
13797 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
13798 * basic-block.h (maybe_hot_edge_p): Declare.
13800 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13802 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
13803 (*cmpfp_<mode>_cc): Ditto.
13804 (*fp_jcc_8<mode>_387): Ditto.
13805 (*fop_<MODEF:mode>_2_i387): Ditto.
13806 (*fop_<MODEF:mode>_3_i387): Ditto.
13807 (*fop_xf_2_i387): Ditto.
13808 (*fop_xf_3_i387): Ditto.
13810 2008-06-02 Tomas Bily <tbily@suse.cz>
13812 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
13814 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13816 * config/mips/mips.c (mips_valid_offset_p): New function.
13817 (mips_valid_lo_sum_p): Likewise.
13818 (mips_classify_address): Use them.
13819 (mips_force_address): New function.
13820 (mips_legitimize_address): Use it.
13821 * config/mips/mips.md (MOVE128): New mode iterator.
13822 (movtf): Require TARGET_64BIT. Remove empty strings.
13823 (*movtf_internal): Rename to...
13824 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
13825 of "R" and use {,fp}{load,store} attributes instead of "multi".
13826 Use a separate define_split.
13827 (*movtf_mips16): New pattern.
13829 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13831 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
13832 * config/mips/mips.c (mips_expand_before_return): New function.
13833 (mips_expand_epilogue): Call it.
13834 * config/mips/mips.md (return): Turn into a define_expand.
13835 (*return): New insn.
13837 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13839 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
13840 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
13841 functions. Do not emit uses and clobbers of CONCATs; individually
13842 use and clobber their operands.
13843 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
13844 gen_clobber, emit_use and gen_use.
13845 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
13846 (expand_builtin_return): Likewise.
13847 * cfgbuild.c (count_basic_blocks): Likewise.
13848 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
13849 * explow.c (emit_stack_restore): Likewise.
13850 * expmed.c (extract_bit_field_1): Likewise.
13851 * expr.c (convert_move, emit_move_complex_parts): Likewise.
13852 (emit_move_multi_word, store_constructor): Likewise.
13853 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
13854 (thread_prologue_and_epilogue_insns): Likewise.
13855 * lower-subreg.c (resolve_simple_move): Likewise.
13856 * optabs.c (widen_operand, expand_binop): Likewise.
13857 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
13858 * reload.c (find_reloads): Likewise.
13859 * reload1.c (eliminate_regs_in_insn): Likewise.
13860 * stmt.c (expand_nl_goto_receiver): Likewise.
13861 * config/alpha/alpha.md (builtin_longjmp): Likewise.
13862 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
13863 * config/arm/arm.c (arm_load_pic_register): Likewise.
13864 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
13865 * config/arm/arm.md (untyped_return): Likewise.
13866 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
13867 * config/avr/avr.c (expand_prologue): Likewise.
13868 * config/bfin/bfin.c (do_unlink): Likewise.
13869 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
13870 * config/cris/cris.c (cris_expand_prologue): Likewise.
13871 * config/darwin.c (machopic_indirect_data_reference): Likewise.
13872 (machopic_legitimize_pic_address): Likewise.
13873 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
13874 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
13875 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
13876 (ix86_expand_convert_uns_didf_sse): Likewise.
13877 (ix86_expand_vector_init_general): Likewise.
13878 * config/ia64/ia64.md (eh_epilogue): Likewise.
13879 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
13880 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
13881 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
13882 (config/iq2000/iq2000.c): Likewise.
13883 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
13884 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
13885 (builtin_longjmp): Likewise.
13886 * config/mn10300/mn10300.md (call, call_value): Likewise.
13887 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
13888 * config/pdp11/pdp11.md (abshi2): Likewise.
13889 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
13890 * config/s390/s390.c (s390_emit_prologue): Likewise.
13891 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
13892 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
13893 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
13894 * config/sh/sh.c (prepare_move_operands): Likewise.
13895 (output_stack_adjust, sh_expand_epilogue): Likewise.
13896 (sh_set_return_address, sh_expand_t_scc): Likewise.
13897 * config/sparc/sparc.c (load_pic_register): Likewise.
13898 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
13899 * config/spu/spu.c (spu_expand_epilogue): Likewise.
13900 * config/v850/v850.c (expand_epilogue): Likewise.
13902 2008-05-31 Anatoly Sokolov <aesok@post.ru>
13904 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
13905 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
13906 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
13907 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
13908 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
13909 stack pointer register.
13910 (output_movhi): Remove code for interrupt specific writing to the
13911 stack pointer register.
13913 2008-05-31 Richard Guenther <rguenther@suse.de>
13915 PR tree-optimization/34244
13916 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
13917 (tree_expr_nonzero_warnv_p): Likewise.
13918 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
13919 ssa_name_nonnegative_p.
13920 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
13921 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
13922 not tree_expr_nonzero_warnv_p.
13924 PR tree-optimization/36262
13926 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
13928 PR tree-optimization/34244
13929 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
13930 (record_numbers_of_iterations): New function.
13931 (execute_vrp): Cache the numbers of iterations of loops.
13932 * tree-scalar-evolution.c (scev_reset_except_niters):
13934 (scev_reset): Use scev_reset_except_niters.
13935 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
13937 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
13939 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
13940 __WORKAROUND_RETS when appropriate.
13942 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13944 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
13945 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
13947 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
13948 *fop_df_comm_sse insn patterns using MODEF mode iterator.
13949 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
13950 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
13951 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
13952 *fop_df_1_mixed insn patterns using MODEF mode iterator.
13953 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
13954 *fop_df_1_sse insn patterns using MODEF mode iterator.
13955 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
13956 *fop_df_1_i387 insn patterns using MODEF mode iterator.
13957 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
13958 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
13959 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
13960 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
13961 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
13962 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
13963 (*fop_xf_4_i387): Use <MODE> for mode attribute.
13964 (*fop_xf_5_i387): Ditto.
13965 (*fop_xf_6_i387): Ditto.
13967 2008-05-30 Richard Guenther <rguenther@suse.de>
13969 * builtins.c (build_string_literal): Avoid generating
13970 a non-gimple_val result.
13972 2008-05-30 DJ Delorie <dj@redhat.com>
13974 * exec-tool.in: Use an environment variable (private) instead of a
13975 file (shared) as a semaphore, so as to not break parallel builds.
13977 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13979 * optabs.c (maybe_encapsulate_block): Remove.
13980 (emit_libcall_block): Adjust accordingly.
13981 * optabs.h (maybe_encapsulate_block): Remove prototype.
13983 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
13984 Don't use maybe_encapsulate_block.
13986 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13988 * config/rs6000/rs6000.c (rs6000_legitimize_address,
13989 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
13990 rtx is a SYMBOL_REF before calling get_pool_constant.
13992 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
13994 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
13996 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
13998 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
13999 rather than OS names to choose INO_T_EQ definition.
14000 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
14001 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
14003 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
14006 * config/darwin-f.c: New.
14007 * config/t-darwin: Added rule to build darwin-f.o.
14008 * config.gcc: Defined new variable, fortran_target_objs.
14009 (*-*-darwin*): Set fortran_target_objs.
14010 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
14011 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
14012 * configure: Regenerated.
14014 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
14017 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
14018 canonical type if needed.
14020 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
14022 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
14024 2008-05-29 Richard Guenther <rguenther@suse.de>
14026 PR tree-optimization/36343
14027 PR tree-optimization/36346
14028 PR tree-optimization/36347
14029 * tree-flow.h (clobber_what_p_points_to): Declare.
14030 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
14031 pointed-to variable is dereferenced is irrelevant to whether
14032 the pointer can access the pointed-to variable.
14033 (clobber_what_p_points_to): New function.
14034 * tree-ssa-alias.c (set_initial_properties): Use it.
14035 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
14036 call clobber check for NMTs.
14038 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
14040 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
14041 for printing gcov_type.
14043 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
14045 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
14046 and the eh region information.
14047 * value-prof.c (gimple_move_stmt_histograms): New function.
14048 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
14050 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
14052 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
14054 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
14056 * value-prof.c (tree_ic_transform): Print counts.
14057 * tree-profile.c (tree_gen_ic_func_profiler):
14058 Clear __gcov_indreict_call_callee variable to avoid misattribution
14061 2008-05-28 Rafael EspÃndola <espindola@google.com>
14063 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
14066 2008-05-28 Richard Guenther <rguenther@suse.de>
14068 PR tree-optimization/36339
14069 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
14070 and clobbering code out of the loop.
14072 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
14074 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
14077 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
14078 s390_contiguous_bitmask_p, s390_symref_operand_p,
14079 s390_check_symref_alignment, s390_reload_larl_operand,
14080 s390_reload_symref_address): New functions.
14081 (s390_branch_condition_mnemonic): Support compare and branch
14083 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
14084 and 'W' constraints.
14085 (s390_secondary_reload): Add secondary reloads for unaligned
14086 symbol refs or symbol refs to floating point or QI/TI mode
14088 (legitimate_address_p): Accept symbol references as addresses.
14089 (s390_expand_insv): Use rotate and insert selected bits
14090 instruction for insv when building for z10.
14091 (print_operand_address): Handle symbol ref addresses.
14092 (print_operand): Output modifier 'c' added for signed byte values.
14093 (s390_encode_section_info): Mark symbol refs with
14094 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
14096 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
14097 (length attribute): RRF, RRR have 4 byte length.
14098 (FPALL, INTALL): New mode iterators added.
14099 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
14100 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
14101 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
14102 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
14103 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
14104 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
14105 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
14106 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
14108 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
14109 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
14110 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
14111 reload<INTALL:mode><P:mode>_toreg_z10,
14112 reload<FPALL:mode><P:mode>_tomem_z10,
14113 reload<FPALL:mode><P:mode>_toreg_z10,
14114 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
14115 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
14116 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
14117 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
14119 (movmem, clrmem, cmpmem): New splitters added.
14121 * config/s390/predicates.md (larl_operand): Use
14122 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
14123 SYMBOL_REF_ALIGN1_P.
14124 (s390_signed_integer_comparison,
14125 s390_unsigned_integer_comparison): New predicates.
14127 * config/s390/s390-protos.h (s390_check_symref_alignment,
14128 s390_contiguous_bitmask_p, s390_reload_larl_operand,
14129 s390_reload_symref_address,
14130 s390_compare_and_branch_condition_mask): Prototypes added.
14132 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
14133 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
14134 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
14136 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
14138 * config/s390/s390.c (z10_cost): New cost function for z10.
14139 (s390_handle_arch_option, override_options): Support -march=z10 switch.
14140 (s390_issue_rate): Adjust issue rate for z10.
14141 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
14142 (processor_flags): Add PF_Z10.
14143 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
14144 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
14145 * gcc/config.gcc: Add z10.
14147 2008-05-28 Richard Guenther <rguenther@suse.de>
14149 PR tree-optimization/36291
14150 * tree-flow. h (struct gimple_df): Remove var_anns member.
14151 * tree-flow-inline.h (gimple_var_anns): Remove.
14152 (var_ann): Simplify.
14153 * tree-dfa.c (create_var_ann): Simplify.
14154 (remove_referenced_var): Clear alias info from var_anns of globals.
14155 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
14156 (delete_tree_ssa): Clear alias info from var_anns of globals.
14157 Do not free var_anns.
14158 (var_ann_eq): Remove.
14159 (var_ann_hash): Likewise.
14161 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
14163 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
14164 and loongson2f entries.
14165 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
14166 * config/mips/mips.h (processor_type): Add Loongson-2E
14167 and Loongson-2F entries.
14168 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
14169 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
14170 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
14171 * doc/invoke.texi (MIPS Options): Document loongson2e
14172 and loongson2f processor names.
14174 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
14178 * config/i386/i386.c (ix86_function_arg_boundary): Use
14179 alignment of canonical type.
14180 (ix86_expand_vector_move): Check unaligned memory access for
14183 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
14185 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
14186 Moved to the front of file.
14188 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
14189 H.J. Lu <hongjiu.lu@intel.com>
14191 * dwarf2out.c (current_fde): New.
14193 (lookup_cfa:): Likewise.
14194 (dwarf2out_end_epilogue): Likewise.
14195 (dwarf2out_note_section_used): Likewise.
14197 2008-05-27 Michael Matz <matz@suse.de>
14200 * c.opt (Wenum-compare): New warning option.
14201 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
14203 2008-05-27 Michael Matz <matz@suse.de>
14205 PR middle-end/36326
14206 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
14208 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
14209 into memory as tail calls.
14211 2008-05-27 Richard Guenther <rguenther@suse.de>
14213 PR tree-optimization/36339
14214 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
14215 pointers cause all addressable variables to be call clobbered.
14217 2008-05-27 Richard Guenther <rguenther@suse.de>
14219 PR tree-optimization/36245
14220 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
14222 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14224 * config/s390/s390.md: Replace all occurences of the 'm'
14225 constraint with 'RT'.
14227 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14229 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
14231 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
14233 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
14234 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
14235 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
14237 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14239 * reload.c: (find_reloads): Skip alternatives according to the
14240 "enabled" attribute. Constify the constraint variable.
14241 * recog.c (get_attr_enabled): Add default implementation.
14242 (extract_insn): Set the alternative_enabled_p array
14243 in the recog_data struct.
14244 (preprocess_constraints, constrain_operands): Skip
14245 alternatives according to the "enabled" attribute
14246 * recog.h (struct recog_data): New field alternative_enabled_p.
14247 (skip_alternative): New inline function.
14248 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
14249 (record_reg_classes): Skip alternative according to the
14250 "enabled" attribute.
14252 * doc/md.texi: Add documention for the "enabled" attribute.
14254 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14256 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
14257 * postreload.c (reload_cse_simplify_operands): Replace 'm'
14258 constraint with TARGET_MEM_CONSTRAINT.
14259 * recog.c (asm_operand_ok, preprocess_constraints,
14260 constrain_operands): Likewise.
14261 * regclass.c (record_reg_classes): Likewise.
14262 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
14263 * reload1.c (maybe_fix_stack_asms): Likewise.
14264 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
14265 * recog.h: Adjust comment.
14266 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
14267 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
14268 * doc/md.texi: Add a note to description of 'm' constraint.
14269 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
14271 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
14273 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
14274 that the bitfield is of integral type before testing its precision.
14276 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
14277 Sa Liu <saliu@de.ibm.com>
14279 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
14280 __modti3, __udivti3, __umodti3 and __udivmodti4.
14281 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
14282 that implement TImode mul and div functions.
14283 * config/spu/multi3.c: New. Implement __multi3.
14284 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
14285 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
14288 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
14290 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
14291 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
14292 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
14293 tls_sysv_suffix): New mode and mode attribute iterators.
14294 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
14295 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
14296 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
14297 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
14298 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
14301 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
14303 PR tree-optimization/36329
14304 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
14305 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
14306 * cgraphbuild.c (initialize_inline_failed): Use the latter
14307 macro in lieu of the former.
14308 * ipa-inline.c (cgraph_mark_inline): Likewise.
14309 (cgraph_decide_inlining_of_small_function): Likewise.
14310 (cgraph_decide_inlining): Likewise.
14311 (cgraph_decide_inlining_incrementally): Likewise.
14313 2008-05-26 Tristan Gingold <gingold@adacore.com>
14314 Anatoly Sokolov <aesok@post.ru>
14316 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
14317 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
14318 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
14319 optimization for 'avr6' architecture.
14321 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
14324 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
14326 2008-05-26 Richard Guenther <rguenther@suse.de>
14328 * tree-ssa-sccvn.c (expr_has_constants): Declare.
14329 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
14331 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
14333 PR middle-end/36253
14334 * caller-save.c (insert_restore): Verify alignment of spill space.
14335 (insert_save): Likewise.
14336 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
14337 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
14338 (STACK_SLOT_ALIGNMENT): Likewise.
14339 * function.c (LOCAL_ALIGNMENT): Removed.
14340 (get_stack_local_alignment): New.
14341 (assign_stack_local): Use it. Set alignment on stack slot.
14342 (assign_stack_temp_for_type): Use get_stack_local_alignment.
14343 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
14344 (STACK_SLOT_ALIGNMENT): New.
14345 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
14346 stack slot in XFmode.
14348 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
14350 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
14353 * config/i386/i386.md (allocate_stack_worker_64): Make sure
14354 argument operand in rax isn't removed.
14356 2008-05-26 Richard Guenther <rguenther@suse.de>
14358 PR middle-end/36300
14359 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
14360 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
14362 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
14365 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
14367 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
14369 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
14370 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
14372 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
14374 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
14375 build a trampoline if we don't want one.
14376 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
14377 return zero for nested functions if we don't want a trampoline.
14379 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
14381 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
14383 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
14386 * c.opt: Removed undocumented option '-lang-fortran'.
14387 * c-common.h: Removed global variable 'lang_fortran'.
14388 * c-opts.c (c_common_handle_option): Removed code to handle
14389 option '-lang-fortran'. Updated includes.
14390 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
14391 definition of '__GFORTRAN__'.
14392 (define__GNUC__): Reimplemented to use BASEVER and
14393 cpp_define_formatted.
14394 (builtin_define_with_value_n): Removed.
14395 * c-incpath.h: Renamed to ...
14396 * incpath.h: ... this.
14397 * c-incpath.c: Renamed to ...
14398 * incpath.c: ... this. Updated includes.
14399 * fix-header.c: Updated includes.
14400 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
14401 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
14402 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
14404 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
14406 * tree.h: Update the table of flags used on tree nodes.
14407 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
14408 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
14409 (FORCED_LABEL): Add access check.
14410 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
14411 (ASM_INPUT_P): Likewise.
14412 (ASM_VOLATILE_P): Likewise.
14413 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
14414 (OMP_SECTION_LAST): Access private_flag directly.
14415 (OMP_RETURN_NOWAIT): Likewise.
14416 (OMP_PARALLEL_COMBINED): Likewise.
14417 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
14418 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
14419 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
14420 deprecated_flag directly.
14422 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
14424 * final.c (frame_pointer_needed): Removed.
14425 * flags.h (frame_pointer_needed): Likewise.
14427 * function.h (rtl_data): Add frame_pointer_needed.
14428 (frame_pointer_needed): New.
14430 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
14432 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
14434 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
14436 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
14439 2008-05-25 Alan Modra <amodra@bigpond.net.au>
14441 * c-common.c (strip_array_types): Move function to..
14443 (get_inner_array_type): Delete.
14444 * c-common.h (strip_array_types): Move declaration to..
14446 (get_inner_array_type): Delete.
14447 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
14448 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
14449 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
14450 * config/pa/pa.c (emit_move_sequence): Likewise.
14452 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
14454 * config/i386/i386.md (*sse_prologue_save_insn): Set length
14457 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
14459 * function.c: Include target hook for nonlocal_goto frame value.
14461 2008-05-24 Richard Guenther <rguenther@suse.de>
14463 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
14464 variable can be only accessed through a pointer or a union.
14466 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14468 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
14469 * doc/extend.texi: Likewise.
14471 2008-05-23 DJ Delorie <dj@redhat.com>
14473 * config/m32c/jump.md (untyped_call): Add.
14475 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
14476 for A24 to PSImode.
14477 (m32c_address_cost): Detail costs for indirect offsets.
14479 2008-05-23 Rafael EspÃndola <espindola@google.com>
14481 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
14482 if a node is a SUBREG.
14483 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
14486 2008-05-23 Paul Brook <paul@codesourcery.com>
14487 Carlos O'Donell <carlos@codesourcery.com>
14489 * doc/extend.texi: Clarify use of __attribute__((naked)).
14490 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
14491 * target.h (gcc_target): Add allocate_stack_slots_for_args.
14492 * function.c (use_register_for_decl): Use
14493 targetm.calls.allocate_stack_slots_for_args.
14494 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
14495 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
14496 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
14498 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
14500 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
14502 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
14504 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
14505 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
14506 is only rounded once.
14508 2008-05-23 Richard Guenther <rguenther@suse.de>
14510 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
14512 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
14513 Jakub Jelinek <jakub@redhat.com>
14516 * configure.ac: Handle --enable-cld.
14517 * configure: Regenerated.
14518 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
14519 * config/i386/i386.h (struct machine_function): Add needs_cld field.
14520 (ix86_current_function_needs_cld): New define.
14521 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
14522 (cld): New isns pattern.
14523 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
14524 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
14525 * config/i386/i386.opt (mcld): New option.
14526 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
14527 TARGET_CLD and ix86_current_function_needs_cld.
14528 (override_options): Use -mcld by default for 32-bit code if
14531 * doc/install.texi (Options specification): Document --enable-cld.
14532 * doc/invoke.texi (Machine Dependent Options)
14533 [i386 and x86-64 Options]: Add -mcld option.
14534 (Intel 386 and AMD x86-64 Options): Document -mcld option.
14536 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
14537 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
14538 (return_in_memory_64): Likewise.
14539 (return_in_memory_ms_64): Likewise.
14541 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14543 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
14544 * builtins.c (fold_builtin_fpclassify): New.
14545 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
14546 * builtins.def (BUILT_IN_FPCLASSIFY): New.
14547 * c-common.c (handle_type_generic_attribute): Adjust to accept
14548 fixed arguments before an elipsis.
14549 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
14550 * doc/extend.texi: Document __builtin_fpclassify.
14552 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
14554 * omp-low.c (gate_expand_omp_ssa): Remove.
14555 (pass_expand_omp_ssa): Remove.
14556 (gate_expand_omp): Do not check for flag_openmp_ssa.
14557 * common.opt (-fopenmp-ssa): Remove.
14558 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
14560 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
14562 * config/sh/sh.opt (mfixed-range): New option.
14563 * config/sh/sh-protos.h (sh_fix_range): Declare.
14564 * config/sh/sh.c (sh_fix_range): New function.
14565 * config/sh/sh.h (sh_fixed_range_str): Declare.
14566 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
14568 * doc/invoke.texi (SH Options): Document -mfixed-range.
14570 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
14572 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
14573 it before the redeclaration.
14575 2008-05-22 Anatoly Sokolov <aesok@post.ru>
14577 * config/avr/avr.c (get_sequence_length): Add new function.
14578 (expand_prologue, expand_epilogue): Remove duplicate code.
14580 2008-05-22 Rafael EspÃndola <espindola@google.com>
14582 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
14585 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
14587 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
14588 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
14590 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
14591 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
14592 (vect_update_misalignment_for_peel): Likewise.
14593 (vector_alignment_reachable_p): Likewise.
14594 * tree-vect-transform.c (vectorizable_load): Likewise.
14595 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
14596 (get_vectype_for_scalar_type): Pass mode of scalar_type
14597 to UNITS_PER_SIMD_WORD.
14599 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
14600 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
14601 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
14602 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
14603 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
14605 2008-05-22 Ira Rosen <irar@il.ibm.com>
14607 PR tree-optimization/36293
14608 * tree-vect-transform.c (vect_transform_strided_load): Don't check
14609 if the first load must be skipped because of a gap.
14611 2008-05-22 Richard Guenther <rguenther@suse.de>
14613 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
14614 more cases of offset disambiguation that is possible if
14615 strict-aliasing rules apply.
14616 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
14617 for basic offset and type-based disambiguation.
14619 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14621 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
14622 ix86_expand_vector_set on V16QImode for SSE4.1.
14624 2008-05-21 Tom Tromey <tromey@redhat.com>
14626 * c.opt (Wimport): Mark as undocumented.
14627 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
14629 (Warning Options): Likewise.
14630 * doc/cppopts.texi: Don't mention -Wimport.
14632 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
14634 PR tree-optimization/36287
14635 PR tree-optimization/36286
14636 * lambda-code.c (build_access_matrix): Do not use the loop->num
14637 for computing the number of induction variables: use the loop depth
14640 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
14643 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
14644 option -f(no-)leading-underscore.
14646 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14648 * config/i386/i386.c (ix86_expand_vector_init_general): Use
14649 GET_MODE_NUNITS (mode).
14651 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
14653 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
14654 (-mmulhw): Add 464 to description.
14655 (-mdlmzb): Likewise.
14656 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
14657 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
14659 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
14660 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
14661 * config/rs6000/rs6000.md: Update comments for 464.
14663 2008-05-21 Janis Johnson <janis187@us.ibm.com>
14665 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
14667 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14669 * config/i386/sse.md (vec_extractv4sf): Removed.
14670 (vec_extractv2df): Likewise.
14671 (vec_extractv2di): Likewise.
14672 (vec_extractv4si): Likewise.
14673 (vec_extractv8hi): Likewise.
14674 (vec_extractv16qi): Likewise.
14675 (vec_extract<mode>): New.
14677 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14679 * config/i386/sse.md (vec_setv4sf): Removed.
14680 (vec_setv2df): Likewise.
14681 (vec_setv2di): Likewise.
14682 (vec_setv4si): Likewise.
14683 (vec_setv8hi): Likewise.
14684 (vec_setv16qi): Likewise.
14685 (vec_set<mode>): New.
14687 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14689 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
14690 goto for vec_concat and vec_interleave.
14692 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14694 * config/i386/sse.md (vec_initv4sf): Removed.
14695 (vec_initv2df): Likewise.
14696 (vec_initv2di): Likewise.
14697 (vec_initv4si): Likewise.
14698 (vec_initv8hi): Likewise.
14699 (vec_initv16qi): Likewise.
14700 (vec_init<mode>): New.
14702 2008-05-21 Joseph Myers <joseph@codesourcery.com>
14704 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
14706 2008-05-21 Tom Tromey <tromey@redhat.com>
14708 * ggc-zone.c (lookup_page_table_if_allocated): New function.
14709 (zone_find_object_offset): Likewise.
14710 (gt_ggc_m_S): Likewise.
14711 (highest_bit): Likewise.
14712 * ggc-page.c (gt_ggc_m_S): New function.
14713 * stringpool.c (string_stack): Remove.
14714 (init_stringpool): Update.
14715 (ggc_alloc_string): Use ggc_alloc.
14716 (maybe_delete_ident): New function.
14717 (ggc_purge_stringpool): Likewise.
14718 (gt_ggc_m_S): Remove.
14719 * ggc-common.c (ggc_protect_identifiers): New global.
14720 (ggc_mark_roots): Call ggc_purge_stringpool. Use
14721 ggc_protect_identifiers.
14722 * ggc.h (ggc_protect_identifiers): Declare.
14723 (gt_ggc_m_S): Update.
14724 (ggc_purge_stringpool): Declare.
14725 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
14726 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
14728 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
14730 2008-05-21 David S. Miller <davem@davemloft.net>
14732 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
14735 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
14737 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
14740 2008-05-20 David Daney <ddaney@avtrex.com>
14742 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
14743 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
14744 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14745 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14746 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
14747 (atomic_hiqi_op): New define_code_iterator.
14748 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
14749 mips_expand_compare_and_swap_12.
14750 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
14751 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
14752 (sync_<optab><mode>, sync_old_<optab><mode>,
14753 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
14754 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
14755 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
14756 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
14757 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
14758 (test_and_set_12): New insn.
14759 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
14760 sync_new_<optab><mode>, sync_old_nand<mode>,
14761 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
14762 clobber to operand 0 for SI and DI mode insns.
14763 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
14764 mips_gen_fn_4): New typedefs.
14765 (mips_gen_fn_ptrs): Define new union type.
14766 (mips_expand_compare_and_swap_12): Remove declaration.
14767 (mips_expand_atomic_qihi): Declare function.
14768 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
14769 (mips_expand_atomic_qihi): ... this. Use new generator function
14771 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
14772 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
14773 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
14774 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
14775 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
14776 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
14777 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
14778 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
14779 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
14780 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
14783 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
14785 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
14788 2008-05-20 Anatoly Sokolov <aesok@post.ru>
14790 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
14791 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
14792 (avr_attribute_table): Add 'OS_main' function attribute.
14793 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
14794 functions with 'OS_main' attribute.
14796 2008-05-20 Richard Guenther <rguenther@suse.de>
14798 PR tree-optimization/35204
14799 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
14800 helper, split out from ...
14801 (DFS): ... here. Make the DFS walk non-recursive.
14803 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
14804 Jan Sjodin <jan.sjodin@amd.com>
14806 PR tree-optimization/36181
14807 * tree-parloops.c (loop_has_vector_phi_nodes): New.
14808 (parallelize_loops): Don't parallelize when the loop has vector
14811 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14812 Sebastian Pop <sebastian.pop@amd.com>
14814 * tree-loop-linear.c (gather_interchange_stats): Look in the access
14815 matrix, and never look at the tree representation of the memory
14817 (linear_transform_loops): Computes parameters and access matrices.
14818 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
14820 (access_matrix_get_index_for_parameter): New.
14821 * tree-data-ref.h (struct access_matrix): New.
14822 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
14823 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
14824 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
14825 am_vector_index_for_loop): New.
14826 (struct data_reference): Add field access_matrix.
14827 (DR_ACCESS_MATRIX): New.
14828 (compute_data_dependences_for_loop): Update declaration.
14829 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
14830 * lambda.h (lambda_vector_vec_p): Declared.
14831 * lambda-code.c: Depend on pointer-set.h.
14832 (lambda_collect_parameters_from_af, lambda_collect_parameters,
14833 av_for_af_base, av_for_af, build_access_matrix,
14834 lambda_compute_access_matrices): New.
14835 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
14837 2008-05-20 Joseph Myers <joseph@codesourcery.com>
14839 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
14840 $SOURCEDIR/include.
14842 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14843 Sebastian Pop <sebastian.pop@amd.com>
14845 PR tree-optimization/36206
14846 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
14848 (instantiate_scev_1): Rename flags to fold_conversions.
14849 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
14850 outeside instantiation_loop.
14851 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
14852 (evolution_function_is_affine_or_constant_p): Removed.
14853 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
14855 (analyze_siv_subscript): Pass in the loop nest number.
14856 Call evolution_function_is_affine_in_loop instead of
14857 evolution_function_is_affine_p.
14858 (analyze_overlapping_iterations): Pass in the loop nest number.
14860 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14861 Sebastian Pop <sebastian.pop@amd.com>
14863 PR tree-optimization/36206
14864 * tree-chrec.h (chrec_fold_op): New.
14865 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
14868 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
14870 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
14872 (remove_duplicates): Do not set inode on non-inode systems.
14875 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
14877 * config.gcc (tm_file): Update comments about relative pathnames.
14879 2008-05-20 Richard Guenther <rguenther@suse.de>
14881 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
14882 * tree-ssa-sccvn.c (process_scc): Likewise.
14883 * tree-ssa-sink.c (execute_sink_code): Likewise.
14884 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
14885 * tree-vrp.c (process_assert_insertions): Likewise.
14886 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
14887 (perform_tree_ssa_dce): Likewise.
14888 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
14889 (dump_dominator_optimization_stats): Likewise.
14890 * tree-vectorizer.c (vectorize_loops): Likewise.
14892 2008-05-20 Richard Guenther <rguenther@suse.de>
14894 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
14896 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
14898 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
14899 (ix86_i386elf_return_in_memory): Likewise.
14900 (ix86_i386interix_return_in_memory): Likewise.
14901 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
14902 (SUBTARGET_RETURN_IN_MEMORY): New.
14903 * config/i386/i386elf.h: Likewise.
14904 * config/i386/ptx4-i.h: Likewise.
14905 * config/i386/sol2-10.h: Likewise.
14906 * config/i386/sysv4.h: Likewise.
14907 * config/i386/vx-common.h: Likewise.
14908 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
14909 * config/i386/i386.c (ix86_return_in_memory): Made static and
14910 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
14911 (ix86_i386elf_return_in_memory): Removed.
14912 (ix86_i386interix_return_in_memory): Removed.
14913 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
14914 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
14916 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
14918 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
14920 2008-05-19 Xinliang David Li <davidxl@google.com>
14922 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
14924 * common.opt: Ditto.
14925 * doc/invoke.texi: Ditto.
14927 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
14929 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
14930 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
14932 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14934 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
14935 sizes of operand array from 8/4 to 4/2.
14936 (ix86_expand_vector_init_general): Change size of operand array
14937 from 32 to 16. Remove op0, op1 and half_mode.
14939 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14941 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
14942 (ix86_expand_vector_init_interleave): Likewise.
14943 (ix86_expand_vector_init_general): Use them. Assert
14944 word_mode == SImode when n_words == 4.
14946 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
14948 * config/i386/i386.c (ix86_secondary_reload): New static function.
14949 (TARGET_SECONDARY_RELOAD): New define.
14950 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
14951 * config/i386/i386.md (reload_outqi): Remove.
14953 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14955 PR middle-end/35509
14956 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
14957 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
14958 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
14959 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
14960 (fold_builtin_1): Likewise.
14961 * builtins.def (BUILT_IN_ISINF_SIGN): New.
14962 c-common.c (check_builtin_function_arguments): Handle
14963 BUILT_IN_ISINF_SIGN.
14964 * doc/extend.texi: Document __builtin_isinf_sign.
14965 * fold-const.c (operand_equal_p): Handle COND_EXPR.
14967 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
14969 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
14970 EH cleanup at the end of the pass, search for those that have been
14971 turned into forwarder blocks and do the cleanup on their successor.
14973 2008-05-18 Richard Guenther <rguenther@suse.de>
14975 * tree-cfg.c (verify_gimple_expr): Allow conversions from
14976 pointers to sizetype and vice versa.
14978 2008-05-18 Xinliang David Li <davidxl@google.com>
14980 * gcc/tree-ssa-dce.c: Coding style fix.
14981 (check_pow): Documentation comment.
14982 (check_log): Documenation comment. Coding style fix.
14983 (is_unnecessary_except_errno_call): Ditto.
14984 (gen_conditions_for_pow): Ditto.
14985 (gen_conditions_for_log): Ditto.
14986 (gen_shrink_wrap_conditions): Ditto.
14987 (shrink_wrap_one_built_in_calls): Ditto.
14988 * gcc/doc/invoke.texi: Better documentation string.
14989 * ChangeLog: Fix wrong change log entries from
14990 May 17 checkin on function call DCE.
14992 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
14994 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
14996 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
14998 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
14999 * df-problems.c (simulation routines): Fixed block comment to
15000 properly say how to add forwards scanning functions.
15002 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
15004 * tree-inline.c (setup_one_parameter): Remove dead code.
15006 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
15008 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
15009 a BIT_AND_EXPR only for an INTEGER_TYPE.
15011 2008-05-17 Xinliang David Li <davidxl@google.com>
15013 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
15014 (check_pow, check_log, is_unnecessary_except_errno_call): New
15015 functions to check for eliminating math functions that are pure
15016 except for setting errno.
15017 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
15018 general condition expressions for shrink-wrapping pow/log calls.
15019 (gen_shrink_wrap_conditions): Ditto.
15020 (shrink_wrap_one_built_in_call): Ditto.
15021 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
15022 (mark_operand_necessary): If debugging, output if OP is necessary.
15023 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
15025 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
15027 * gcc/common.opt: New user flag -ftree-builtin-dce.
15028 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
15030 2008-05-16 David S. Miller <davem@davemloft.net>
15032 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
15033 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
15035 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
15038 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
15040 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15042 * ifcvt.c (dead_or_predicable): Rename
15043 df_simulate_one_insn_backwards to df_simulate_one_insn.
15044 * recog.c (peephole2_optimize): Ditto.
15045 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
15047 * df.h: Rename df_simulate_one_insn_backwards to
15048 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
15049 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
15050 scanning of defs and uses.
15051 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
15052 (df_simulate_one_insn_forwards): Removed.
15054 2008-05-16 Doug Kwan <dougkwan@google.com>
15056 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
15058 (real_from_string): Handle NaNs and Inf as approriate.
15060 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
15062 * doc/gty.texi (Source Files Containing Type Information): Note
15063 that headers should appear first in the gtfiles list.
15065 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15067 * tree.def (COND_EXEC): Properly documented this code.
15069 2008-05-16 Diego Novillo <dnovillo@google.com>
15071 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
15072 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
15075 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15077 * tree-ssa-dse (max_stmt_uid): Removed.
15078 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
15079 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
15080 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
15081 * function.h (cfun.last_stmt_uid): New field.
15082 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
15083 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
15085 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
15086 (create_stmt_ann): Initialize the ann->uid field.
15087 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
15089 * tree-flow.h (renumber_gimple_stmt_uids): New function.
15091 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
15093 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
15094 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
15095 (init_empty_tree_cfg): Call it.
15097 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15099 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
15102 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15104 * doc/invoke.text (-fdump-tree-*-verbose): New option.
15105 * tree-dump.c (dump_options): New verbose option.
15106 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
15108 * tree-pass.h (TDF_VERBOSE): New dump flag.
15109 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
15110 (tree-flow.h): Added include.
15111 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
15113 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
15115 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
15117 From Jie Zhang <jie.zhang@analog.com>
15118 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
15119 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
15120 mcpu=bf561-none and mcpu=bf561-0.2.
15121 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
15122 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
15123 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
15124 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
15125 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
15126 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
15127 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
15129 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
15130 (cputype_selected): Remove.
15131 (bfin_handle_option): Don't use cputype_selected.
15132 (override_options): When no mcpu option, enable all workarounds.
15133 Don't use bfin_workarounds.
15134 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
15136 (DEFAULT_CPU_TYPE): Don't define.
15138 2008-05-16 Richard Guenther <rguenther@suse.de>
15140 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
15141 on deletion of the last stmt.
15143 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
15145 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
15146 V8HImode for SSE2 and V16QImode for SSE4.1.
15148 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
15150 * cgraph.h (compute_inline_parameters): Made public.
15151 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
15152 variable_generate_summary, function_write_summary,
15153 variable_write_summary, variable_read_summary. Added generate_summary,
15154 write_summary, read_summary.
15155 * cgraphunit.c (cgraph_process_new_functions): Changed call from
15156 pass_ipa_inline.function_generate_summary, to
15157 compute_inline_parameters.
15158 * ipa-inline.c (compute_inline_parameters): Made public and added
15160 (compute_inline_parameters_for_current): New function.
15161 (pass_inline_param): Now calls compute_inline_parameters_for_current.
15162 (inline_generate_summary): Removed parameter and made to loop over
15164 (pass_ipa_inline): Updated for new IPA_PASS structure.
15165 * passes.c (execute_ipa_summary_passes): Now is called once per
15166 pass rather than once per node*pass.
15168 2008-05-15 Anatoly Sokolov <aesok@post.ru>
15170 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
15171 avr_have_mul_p, avr_asm_only_p): Remove variables.
15172 (avr_override_options): Remove initialization of removed variables.
15173 (avr_file_start): Convert removed variables to fields of
15174 'struct base_arch_s *avr_current_arch'.
15175 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
15176 (AVR_HAVE_MUL): (Ditto.).
15177 (AVR_HAVE_MOVW): (Ditto.).
15178 (AVR_HAVE_LPMX): (Ditto.).
15179 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
15180 avr_asm_only_p): Remove declaration.
15182 2008-05-15 Diego Novillo <dnovillo@google.com>
15184 * config/arm/arm.c (arm_return_in_memory): Fix return type.
15185 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
15187 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
15189 PR middle-end/36194
15190 * combine.c (check_conversion): Rename back to check_promoted_subreg.
15191 Don't call record_truncated_value from here.
15192 (record_truncated_value): Turn it into a for_each_rtx callback.
15193 (record_truncated_values): New function.
15194 (combine_instructions): Call note_uses with record_truncated_values.
15195 Change name of check_conversion to check_promoted_subreg.
15197 2008-05-15 Janis Johnson <janis187@us.ibm.com>
15199 * doc/sourcebuild.texi: Document support for torture tests.
15201 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
15203 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
15204 to alternative 4 of operand 2.
15206 2008-05-15 Richard Guenther <rguenther@suse.de>
15208 * tree-pass.h (current_pass): Declare.
15209 (get_pass_for_id): Likewise.
15210 * passes.c (passes_by_id, passes_by_id_size): New globals.
15211 (set_pass_for_id): New function.
15212 (get_pass_for_id): Likewise.
15213 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
15214 (execute_function_todo): Flush per function statistics.
15215 * toplev.c (compile_file): Init statistics.
15216 (general_init): Do early statistics initialization.
15217 (finalize): Finish statistics.
15218 * statistics.h (statistics_early_init): Declare.
15219 (statistics_init): Likewise.
15220 (statistics_fini): Likewise.
15221 (statistics_fini_pass): Likewise.
15222 (statistics_counter_event): Likewise.
15223 (statistics_histogram_event): Likewise.
15224 * statistics.c: New file.
15225 * Makefile.in (OBJS-common): Add statistics.o.
15226 (statistics.o): Add dependencies.
15227 * doc/invoke.texi (-fdump-statistics): Document.
15229 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
15230 (insert): Likewise.
15231 (execute_pre): Use statistics_counter_event.
15232 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
15233 (substitute_and_fold): Increment it. Use statistics_counter_event.
15235 2008-05-15 Diego Novillo <dnovillo@google.com>
15237 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
15239 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
15240 * tree-ssa-alias.c (new_type_alias): Remove references to
15241 sub-variables from comment.
15242 * tree-ssa-operands.c (swap_tree_operands): Likewise.
15244 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
15246 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
15247 attribute to 1 only for insertps alternative.
15249 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
15251 * config/bfin/bfin.md (loadbytes): New pattern.
15252 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
15253 (bfin_init_builtins): Initialize it.
15254 (bdesc_1arg): Add it.
15256 2008-05-15 Sa Liu <saliu@de.ibm.com>
15258 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
15259 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
15260 * testsuite/lib/target-supports.exp: Add
15261 check_effective_target_fortran_integer_16.
15263 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
15265 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
15266 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
15267 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
15268 (TARGET_RETURN_IN_MEMORY): Define.
15270 2008-05-15 Richard Guenther <rguenther@suse.de>
15272 PR middle-end/36244
15273 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
15274 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
15275 represent unmodifiable vars.
15277 2008-05-15 Richard Guenther <rguenther@suse.de>
15279 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
15280 INDIRECT_REF and TARGET_MEM_REF.
15281 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
15284 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
15285 H.J. Lu <hongjiu.lu@intel.com>
15287 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
15288 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
15289 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
15290 insn alternatives. Add missing alternatives.
15291 (*vec_concatv2di_rex64_sse4_1): Likewise.
15292 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
15293 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
15294 Require TARGET_SSE.
15296 2008-05-15 Richard Guenther <rguenther@suse.de>
15298 PR tree-optimization/36009
15299 PR tree-optimization/36204
15300 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
15301 (determine_invariantness_stmt): Record the loop a store is
15302 always executed in.
15303 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
15306 2008-05-15 Richard Guenther <rguenther@suse.de>
15308 PR tree-optimization/34330
15309 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
15310 through the pointer will alias the SMT.
15312 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
15314 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
15316 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
15318 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
15320 2008-05-14 Michael Meissner <michael.meissner@amd.com>
15321 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15323 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
15324 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
15325 (vashl_optab): New optab for vector/vector shifts.
15326 (vashr_optab): Ditto.
15327 (vlshr_optab): Ditto.
15328 (vrotl_optab): Ditto.
15329 (vrotr_optab): Ditto.
15330 (optab_subtype): New enum for optab_for_tree_code call.
15331 (optab_for_tree_code): Add enum optab_subtype argument.
15333 * optabs.c (optab_for_tree_code): Take an additional argument to
15334 distinguish between a vector shift by a scalar and vector shift by
15335 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
15336 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
15337 vector shift by a vector.
15338 (expand_widen_pattern_expr): Pass additional argument to
15339 optab_for_tree_code.
15341 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
15342 vrotl_optab, vrotr_optab.
15344 * expr.c (expand_expr_real_1): Update calls to
15345 optab_for_tree_code to distinguish between vector shifted by a
15346 scalar and vector shifted by a vector.
15347 * tree-vectorizer.c (supportable_widening_operation): Ditto.
15348 (supportable_narrowing_operation): Ditto.
15349 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
15350 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
15351 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
15352 (vect_create_epilog_for_reduction): Ditto.
15353 (vectorizable_reduction): Ditto.
15354 (vectorizable_operation): Ditto.
15355 (vect_strided_store_supported): Ditto.
15356 (vect_strided_load_supported): Ditto.
15357 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
15358 * expmed.c (expand_shift): Ditto.
15360 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
15362 (ashr@var{m}3): Ditto.
15363 (vashl@var{m}3): Document new vector/vector shift standard name.
15364 (vashr@var{m}3): Ditto.
15365 (vlshr@var{m}3): Ditto.
15366 (vrotl@var{m}3): Ditto.
15367 (vrotr@var{m}3): Ditto.
15369 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
15370 (PPERM_INVERT): Ditto.
15371 (PPERM_REVERSE): Ditto.
15372 (PPERM_REV_INV): Ditto.
15373 (PPERM_ZERO): Ditto.
15374 (PPERM_ONES): Ditto.
15375 (PPERM_SIGN): Ditto.
15376 (PPERM_INV_SIGN): Ditto.
15377 (PPERM_SRC1): Ditto.
15378 (PPERM_SRC2): Ditto.
15380 * config/i386/sse.md (mulv2di3): Add SSE5 support.
15381 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
15382 allows a memory operand to be the value being added, and split it
15383 to improve vectorization.
15384 (sse5_pmacsdqh_mem): Ditto.
15385 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
15386 (sse5_mulv2div2di3_high): Ditto.
15387 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
15388 (vec_pack_trunc_v4si): Ditto.
15389 (vec_pack_trunc_v2di): Ditto.
15390 (sse5_pcmov_<mode>): Remove code that tried to use use
15391 andps/andnps instead of pcmov.
15392 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
15393 pmacsdqh instructions.
15394 (vec_widen_smult_lo_v4si): Ditto.
15396 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
15397 (PPERM_INVERT): Ditto.
15398 (PPERM_REVERSE): Ditto.
15399 (PPERM_REV_INV): Ditto.
15400 (PPERM_ZERO): Ditto.
15401 (PPERM_ONES): Ditto.
15402 (PPERM_SIGN): Ditto.
15403 (PPERM_INV_SIGN): Ditto.
15404 (PPERM_SRC1): Ditto.
15405 (PPERM_SRC2): Ditto.
15406 (ix86_expand_sse_movcc): Move the SSE5 test after the if
15408 (ix86_expand_int_vcond): If SSE5 generate all possible integer
15410 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
15411 says ignore whether the last reference is a memory operand.
15413 2008-05-14 Michael Meissner <michael.meissner@amd.com>
15414 Paolo Bonzini <bonzini at gnu dot org>
15416 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
15419 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
15420 (vlshr<mode>3): Rename from vlshr<mode>3.
15421 (vashr<mode>3): Rename from vashr<mode>3.
15422 (mulv4sf3): Change the names of vector shift patterns.
15426 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
15429 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
15454 * config/spu/spu.md (v): New iterator macro to add v for vector types.
15455 (floatunssidf2_internal): Change vector/vector shift names.
15456 (floatunsdidf2_internal): Ditto.
15463 (vashl<mode>3): Rename from ashl<mode>3.
15464 (vashr<mode>3): Rename from ashr<mode>3.
15465 (vlshr<mode>3): Rename from lshr<mode>3.
15466 (vrotl<mode>3): Rename from rotl<mode>3.
15468 2008-05-14 Michael Meissner <michael.meissner@amd.com>
15471 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
15472 multiply gives the wrong value when doing widening multiplies.
15473 (vec_widen_smult_lo_v4si): Ditto.
15475 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
15477 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
15478 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
15479 emit_library_call_value.
15480 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
15481 * tree.h (ECF_LIBCALL_BLOCK): Removed.
15482 * calls.c (initialize_argument_information, precompute_arguments,
15483 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
15484 (precompute_arguments): Removed flags parameter.
15485 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
15487 2008-05-14 Richard Guenther <rguenther@suse.de>
15489 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
15490 Make sure to register the store if the use is a PHI_NODE.
15492 2008-05-14 Olivier Hainque <hainque@adacore.com>
15494 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
15495 memory if the component is to be referenced in BLKmode according
15496 to get_inner_reference.
15498 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
15500 * calls.c (emit_library_call_value_1): Restore code clearing
15501 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
15503 2008-05-14 Olivier Hainque <hainque@adacore.com>
15504 Nicolas Roche <roche@adacore.com>
15506 * configure.ac: Add support for a "gcc_subdir" variable in
15507 config-lang.in, to denote a subdirectory where the language/GCC
15508 integration files are to be found.
15509 * configure: Regenerate.
15511 2008-05-14 Ira Rosen <irar@il.ibm.com>
15513 PR tree-optimization/36098
15514 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
15515 value for the first load in the group in case of a gap.
15516 (vect_build_slp_tree): Check that there are no gaps in loads.
15518 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
15520 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
15521 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
15522 expand_copysign_bit, ): Change call to emit_no_conflict_block to
15523 emit_insn and remove unneeded code to construct extra args.
15524 (emit_no_conflict_block): Removed.
15525 * optabls.h: (emit_no_conflict_block): Removed.
15526 * cse.c (cse_extended_basic_block): Remove search for
15527 REG_NO_CONFLICT note.
15528 * global.c: Removed incorrect comment added in revision 117.
15529 * expr.c (convert_move): Change call to emit_no_conflict_block to
15531 * recog.c: Change comments so that they do not mention
15533 * local_alloc.c (combine_regs): Removed last parameter.
15534 (no_conflict_p): Removed.
15535 (block_alloc): Removed note, no_conflict_combined_regno and set
15536 local vars. Removed all code to process REG_NO_CONFLICT blocks.
15537 (combine_regs): Removed already_dead and code to look for
15538 REG_NO_CONFLICT notes.
15539 * lower_subreg (remove_retval_note): Removed code to look for
15540 REG_NO_CONFLICT block.
15541 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
15542 (resolve_clobber): Remove code to process libcalls that have
15543 REG_NO_CONFLICT notes.
15544 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
15546 * combine.c (can_combine_p, distribute_notes): Removed
15547 REG_NO_CONFLICT case.
15548 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
15550 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
15551 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
15553 * reg-notes.def (NO_CONFLICT): Removed.
15555 2008-05-14 David S. Miller <davem@davemloft.net>
15557 * config/sparc/sparc.c (sparc_profile_hook): If
15558 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
15559 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
15560 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
15562 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
15564 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
15566 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
15569 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
15570 and op1 expansion before vector concat to have less live pseudos.
15572 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
15574 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
15575 ix86_expand_vector_set if supported.
15577 2008-05-13 Diego Novillo <dnovillo@google.com>
15578 Kenneth Zadeck <zadeck@naturalbridge.com>
15580 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
15582 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
15583 phinodes_print_statistics, init_ssanames, fini_ssanames,
15584 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
15585 release_ssa_name, release_defs, replace_ssa_name_symbol,
15586 ssanames_print_statistics): Move ...
15587 * tree-flow.h: ... here.
15588 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
15589 Use FN instead of cfun.
15590 (make_ssa_name_fn): Rename from make_ssa_name.
15591 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
15592 * tree-flow-inline.h (make_ssa_name): Move from
15593 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
15594 * omp-low.c (expand_omp_parallel):
15595 * tree-flow-inline.h (redirect_edge_var_map_result):
15596 * tree-ssa.c (init_tree_ssa): Add argument FN.
15597 Use it instead of cfun. Update all users.
15599 2008-05-13 Tom Tromey <tromey@redhat.com>
15601 PR preprocessor/22168:
15602 * doc/cpp.texi (Top): Update menu.
15603 (Alternatives to Wrapper #ifndef): New node.
15604 (Other Directives): Document deprecation.
15605 (Obsolete Features): Remove menu.
15606 (Assertions): Merge node into Obsolete Features.
15607 (Obsolete once-only headers): Move earlier; rename to Alternatives
15608 to Wrapper #ifndef.
15609 * doc/cppopts.texi: Update.
15610 * c.opt (Wdeprecated): Enable for C and ObjC.
15611 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
15612 (C++ Dialect Options): Move -Wno-deprecated from here to...
15613 (Warning Options): ... here.
15615 2008-05-13 Richard Guenther <rguenther@suse.de>
15617 PR middle-end/36227
15618 * fold-const.c (fold_sign_changed_comparison): Do not allow
15619 changes in pointer-ness.
15621 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15624 * config/sh/sh.c (sh_expand_prologue): Don't clear
15625 RTX_FRAME_RELATED_P for push insns.
15627 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
15629 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
15631 2008-05-12 Anatoly Sokolov <aesok@post.ru>
15633 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
15634 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
15635 Use 'machine->is_leaf' instead of 'leaf_func_p'.
15637 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
15639 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
15640 (*vec_concatv4sf_sse): This.
15641 (*sse2_concatv2si): Renamed to ...
15642 (*vec_concatv2si_sse2): This.
15643 (*sse1_concatv2si): Renamed to ...
15644 (*vec_concatv2si_sse): This.
15645 (*vec_concatv2di_rex): Renamed to ...
15646 (*vec_concatv2di_rex64): This.
15647 (*vec_concatv2si_sse4_1): New.
15648 (*vec_concatv2di_rex64_sse4_1): Likewise.
15650 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
15652 PR rtl-optimization/36111
15653 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
15654 that was created for swappable operands.
15656 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
15659 * Makefile.in: Substitute GNATMAKE and GNATBIND.
15660 * configure.ac: Add call to ACX_PROG_GNAT.
15662 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
15664 * optc-gen.awk: Fix comment typo.
15666 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
15668 * pretty-print.c (pp_integer_with_precision): Use
15669 HOST_LONG_LONG_FORMAT.
15671 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
15673 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
15675 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
15677 * config/i386/i386.c (bdesc_ptest): Removed.
15678 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
15679 (bdesc_args): Add __builtin_ia32_ptestz128,
15680 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
15681 (ix86_init_mmx_sse_builtins): Updated.
15682 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
15683 (ix86_expand_builtin): Updated.
15685 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
15687 * tree-cfg.c (valid_fixed_convert_types_p): New function.
15688 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
15690 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
15692 * value-prof.c (interesting_stringop_to_profile): Do not
15693 return early for BUILT_IN_MEMPCPY.
15695 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
15697 * calls.c (expand_call): Don't use callgraph to increase
15698 preferred_stack_boundary.
15700 * cgraph.h (cgraph_rtl_info): Use unsigned on
15701 preferred_incoming_stack_boundary.
15703 * final.c (rest_of_clean_state): Use unsigned on
15704 preferred_stack_boundary.
15706 2008-05-09 Tom Tromey <tromey@redhat.com>
15708 PR preprocessor/22231:
15709 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
15712 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
15714 PR tree-optimization/36129
15715 * tree-ssa-ccp.c: Include value-prof.h.
15716 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
15717 built-in function was folded to a constant.
15718 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
15720 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
15721 Sebastian Pop <sebastian.pop@amd.com>
15723 * tree-scalar-evolution.c: Document instantiate_scev.
15724 (instantiate_parameters_1): Renamed instantiate_scev_1.
15725 Don't use the same loop for instantiation_loop and evolution_loop.
15726 (instantiate_scev): New.
15727 (instantiate_parameters): Moved...
15728 (resolve_mixers): Update call to instantiate_scev_1 to pass the
15729 same loop twice. Maintains the semantics for this function.
15730 * tree-scalar-evolution.h (instantiate_scev): Declare.
15731 (instantiate_parameters): ...here. Now static inline.
15732 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
15733 instead of resolve_mixers.
15735 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
15737 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
15739 2008-05-09 Tomas Bily <tbily@suse.cz>
15741 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
15742 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
15743 * tree-ssa-structalias.c (get_constraint_for): Likewise.
15744 * c-common.c (c_common_truthvalue_conversion): Likewise.
15745 * tree-object-size.c (compute_object_offset): Likewise.
15746 * tree-inline.c (estimate_num_insns_1): Likewise.
15747 * varasm.c (const_hash_1, compare_constant, copy_constant)
15748 (compute_reloc_for_constant, output_addressed_constants)
15749 (initializer_constant_valid_p): Likewise.
15750 * c-omp.c (check_omp_for_incr_expr): Likewise.
15751 * gimplify.c (gimplify_expr): Likewise.
15752 * c-typeck.c (c_finish_return): Likewise.
15753 * tree-vectorizer.c (supportable_widening_operation)
15754 (supportable_narrowing_operation): Likewise.
15755 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
15756 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
15757 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
15758 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
15759 (descr_info_loc): Likewise.
15760 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15761 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
15762 (fold_unary): Likewise.
15763 * builtins.c (get_pointer_alignment): Likewise.
15764 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
15765 (instantiate_parameters_1): Likewise.
15766 * tree.c (expr_align, stabilize_reference): Likewise.
15767 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
15768 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
15769 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
15770 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
15771 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
15772 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
15774 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
15775 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
15776 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
15777 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
15778 (forward_propagate_comparison)
15779 (tree_ssa_forward_propagate_single_use_vars): Likewise.
15780 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
15781 * emit-rtl.c (component_ref_for_mem_expr)
15782 (set_mem_attributes_minus_bitpos): Likewise.
15783 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
15784 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
15786 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
15787 (build_function_call, pointer_diff, build_compound_expr)
15788 (c_finish_return): Likewise.
15789 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
15790 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
15792 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
15793 * expr.c (is_aligning_offset): Likewise.
15794 * tree-ssa-alias.c (is_escape_site): Likewise.
15795 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
15796 (check_all_va_list_escapes): Likewise.
15797 * tree-ssa-loop-ivopts.c (determine_base_object)
15798 (determine_common_wider_type): Likewise.
15799 * dojump.c (do_jump): Likewise.
15800 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
15801 * tree-gimple.c (is_gimple_cast): Likewise.
15802 * fold-const.c (decode_field_reference, )
15803 (fold_sign_changed_comparison, fold_unary, fold_comparison)
15804 (fold_binary): Likewise.
15805 * tree-ssa-alias-warnings.c (find_alias_site_helper)
15806 (already_warned_in_frontend_p): Likewise.
15807 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
15808 * tree.c (really_constant_p, get_unwidened): Likewise.
15809 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
15810 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
15811 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
15813 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
15815 (CONVERT_EXPR_P): Define.
15816 (CASE_CONVERT): Define.
15818 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
15820 PR middle-end/36117
15821 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
15822 (delete_unmarked_insns): When deleting a call, call
15823 delete_unreachable_blocks.
15824 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
15825 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
15827 2008-05-08 Richard Guenther <rguenther@suse.de>
15829 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
15830 (-ftree-salias): Likewise.
15831 (salias-max-implicit-fields): Remove param documentation.
15832 (salias-max-array-elements): Likewise.
15833 * tree-pass.h (pass_create_structure_vars): Remove.
15834 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15835 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15836 * tree-ssa-alias.c (create_structure_vars): Remove.
15837 (gate_structure_vars): Likewise.
15838 (pass_create_structure_vars): Likewise.
15839 (gate_build_alias): Likewise.
15840 (pass_build_alias): Adjust to run always and dump the function.
15841 * common.opt (ftree-salias): Hide.
15842 * passes.c (init_optimization_passes): Remove
15843 pass_create_structure_vars, adjust comment.
15844 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15845 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15846 * opts.c (decode_options): Do not set flag_tree_salias.
15847 (common_handle_option): Add OPT_ftree_salias to the backward
15848 compatibility section.
15850 2008-05-08 Richard Guenther <rguenther@suse.de>
15852 * tree-flow-inline.h (var_can_have_subvars): Move ...
15853 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
15854 * tree-flow.h (var_can_have_subvars): Remove.
15855 (push_fields_onto_fieldstack): Remove.
15856 (sort_fieldstack): Likewise.
15857 (struct fieldoff): Move ...
15858 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
15859 alias_set and base_for_components fields.
15860 (sort_fieldstack): Make static.
15861 (push_fields_onto_fieldstack): Likewise. Remove code that
15862 handles anything but RECORD_TYPEs. Remove alias_set and
15863 base_for_components handling.
15864 (create_variable_info_for): Adjust.
15866 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
15868 * common.opt (Wframe-larger-than=): Shorten the help message
15870 * doc/invoke.texi (Wframe-larger-than=): Add more description.
15872 2008-05-08 Rafael EspÃndola <espindola@google.com>
15874 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
15876 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
15877 trap and that both operands are gimple values.
15878 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
15879 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
15882 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15884 * read-rtl.c (join_c_conditions): Return the first string if the
15885 two strings are equal.
15887 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15889 * gensupport.h (pred_data): Add a "num_codes" field.
15890 (add_predicate_code): Declare.
15891 * gensupport.c (add_predicate_code): New function.
15892 (std_pred_table): Add an "allows_const_p" field.
15893 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
15894 Remove the (incomplete) list of such codes from the codes field.
15895 (init_predicate_table): Use add_predicate_code. Add all
15896 RTX_CONST_OBJs if allows_const_p is true.
15897 * genrecog.c (process_define_predicate): Use add_predicate_code.
15899 2008-05-08 David Daney <ddaney@avtrex.com>
15900 Richard Sandiford <rsandifo@nildram.co.uk>
15902 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
15903 special case of constant zero operands.
15904 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
15905 old and new values. Special case constant zero values.
15906 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
15908 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
15909 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
15911 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
15914 * simplify-rtx.c (simplify_plus_minus): Create CONST of
15915 similar RTX_CONST_OBJ before CONST_INT.
15917 2008-05-08 Steve Ellcey <sje@cup.hp.com>
15919 * stmt.c (expand_stack_restore): Change sa mode if needed.
15921 2008-05-08 Richard Guenther <rguenther@suse.de>
15923 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
15924 return type to bool.
15925 (ix86_sol10_return_in_memory): Likewise.
15926 (ix86_i386elf_return_in_memory): Likewise.
15927 (ix86_i386interix_return_in_memory): Likewise.
15928 * config/i386/i386.c (ix86_return_in_memory): Likewise.
15929 (ix86_sol10_return_in_memory): Likewise.
15930 (ix86_i386elf_return_in_memory): Likewise.
15931 (ix86_i386interix_return_in_memory): Likewise.
15933 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15936 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
15938 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
15939 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
15942 2008-05-08 Richard Guenther <rguenther@suse.de>
15944 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
15945 * tree-data-ref.h (struct dr_alias): Remove subvars field.
15946 (DR_SUBVARS): Remove.
15947 * tree-dfa.c (dump_subvars_for): Remove.
15948 (debug_subvars_for): Likewise.
15949 (dump_variable): Do not dump subvars.
15950 (remove_referenced_var): Do not remove subvars.
15951 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
15952 (lookup_subvars_for_var): Remove.
15953 (get_subvars_for_var): Likewise.
15954 (get_subvars_at): Likewise.
15955 (get_first_overlapping_subvar): Likewise.
15956 (overlap_subvar): Likewise.
15957 * tree-flow.h (subvar_t): Remove.
15958 (struct var_ann_d): Remove subvars field.
15959 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
15960 argument. Remove special handling of SFTs.
15961 (compute_tag_properties): Likewise.
15962 (set_initial_properties): Likewise.
15963 (compute_call_clobbered): Likewise.
15964 (count_mem_refs): Likewise.
15965 (compute_memory_partitions): Likewise.
15966 (compute_flow_insensitive_aliasing): Likewise.
15967 (setup_pointers_and_addressables): Likewise.
15968 (new_type_alias): Likewise.
15969 (struct used_part): Remove.
15970 (used_portions): Likewise.
15971 (struct used_part_map): Likewise.
15972 (used_part_map_eq): Likewise.
15973 (used_part_map_hash): Likewise.
15974 (free_used_part_map): Likewise.
15975 (up_lookup): Likewise.
15976 (up_insert): Likewise.
15977 (get_or_create_used_part_for): Likewise.
15978 (create_sft): Likewise.
15979 (create_overlap_variables_for): Likewise.
15980 (find_used_portions): Likewise.
15981 (create_structure_vars): Likewise.
15982 * tree.def (STRUCT_FIELD_TAG): Remove.
15983 * tree.h (MTAG_P): Adjust.
15984 (struct tree_memory_tag): Remove base_for_components and
15985 unpartitionable flags.
15986 (struct tree_struct_field_tag): Remove.
15987 (SFT_PARENT_VAR): Likewise.
15988 (SFT_OFFSET): Likewise.
15989 (SFT_SIZE): Likewise.
15990 (SFT_NONADDRESSABLE_P): Likewise.
15991 (SFT_ALIAS_SET): Likewise.
15992 (SFT_UNPARTITIONABLE_P): Likewise.
15993 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
15994 (union tree_node): Remove sft field.
15995 * alias.c (get_alias_set): Remove special handling of SFTs.
15996 * print-tree.c (print_node): Remove handling of SFTs.
15997 * tree-dump.c (dequeue_and_dump): Likewise.
15998 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
15999 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
16000 * tree-predcom.c (set_alias_info): Do not set subvars.
16001 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
16002 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
16003 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
16004 (add_vars_for_offset): Remove.
16005 (add_virtual_operand): Remove special handling of SFTs.
16006 (add_call_clobber_ops): Likewise.
16007 (add_call_read_ops): Likewise.
16008 (get_asm_expr_operands): Likewise.
16009 (get_modify_stmt_operands): Likewise.
16010 (get_expr_operands): Likewise.
16011 (add_to_addressable_set): Likewise.
16012 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
16013 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
16014 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
16015 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
16016 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
16017 (tree_node_structure): Likewise.
16018 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
16020 (find_what_p_points_to): Likewise.
16022 2008-05-08 Sa Liu <saliu@de.ibm.com>
16024 * config/spu/spu.md: Fixed subti3 pattern.
16026 2008-05-08 Richard Guenther <rguenther@suse.de>
16028 PR middle-end/36154
16029 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
16030 sure to create a representative for trailing arrays for PTA.
16032 2008-05-08 Richard Guenther <rguenther@suse.de>
16034 PR middle-end/36172
16035 * fold-const.c (operand_equal_p): Two objects which types
16036 differ in pointerness are not equal.
16038 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
16040 * calls.c (compute_argument_block_size): Add argument tree fndecl.
16041 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
16042 (emit_library_call_value_1): Add new variable fndecl initialized by
16043 NULL_TREE. It should be the decl type of orgfun, but this information
16044 seems not to be available here, so it uses the default calling abi.
16045 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
16046 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
16047 by TARGET_RETURN_IN_MEMORY.
16048 * config/i386/i386-interix.h: Likewise.
16049 * config/i386/i386.h: Likewise.
16050 * config/i386/i386elf.h: Likewise.
16051 * config/i386/ptx4-i.h: Likewise.
16052 * config/i386/sol2-10.h: Likewise.
16053 * config/i386/sysv4.h: Likewise.
16054 * config/i386/vx-common.h: Likewise.
16055 * config/cris/cris.h: Removed #if 0 clause.
16056 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
16057 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
16059 (ix86_sol10_return_in_memory): Likewise.
16060 (ix86_i386elf_return_in_memory): New.
16061 (ix86_i386interix_return_in_memory): New.
16062 * config/mt/mt-protos.h (mt_return_in_memory): New.
16063 * config/mt/mt.c: Likewise.
16064 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
16065 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
16066 * config/bfin/bfin.h: Likewise.
16067 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
16069 * config/bfin/bfin.c: Likewise.
16070 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
16071 * config/alpha/unicosmk.h: Likewise.
16072 * config/i386/cygming.h: Likewise.
16073 * config/iq2000/iq2000.h: Likewise.
16074 * config/mips/mips.h: Likewise.
16075 * config/mn10300/mn10300.h: Likewise.
16076 * config/rs6000/rs6000.h: Likewise.
16077 * config/score/score.h: Likewise.
16078 * config/spu/spu.h: Likewise.
16079 * config/v850/v850.h: Likewise.
16080 * defaults.h: Likewise.
16081 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
16082 * expr.c (emit_block_move): Adjust use of
16083 OUTGOING_REG_PARM_STACK_SPACE.
16084 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
16085 OUTGOING_REG_PARM_STACK_SPACE.
16086 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
16088 2008-05-08 Jakub Jelinek <jakub@redhat.com>
16090 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
16091 on OMP_RETURN for OMP_FOR.
16094 * dwarf2out.c (dw_expand_expr, common_check): Removed.
16095 (fortran_common): New function.
16096 (gen_variable_die): Call fortran_common instead of common_check,
16097 adjust for it returning tree instead of rtx. Formatting.
16099 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
16103 * see.c (see_copy_insn): Copy new pure const attributes for new call.
16104 * c-decl.c (merge_decls): Ditto.
16105 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
16106 to RTL_CONST_OR_PURE_CALL_P.
16107 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
16108 Initialized DECL_LOOPING_CONST_PURE.
16109 (process_call_operands): Set tree_side_effects properly.
16110 * tree.h (TREE_READONLY_DECL_P): Removed.
16111 (DECL_IS_PURE): Renamed to DECL_PURE_P.
16112 (DECL_LOOPING_OR_CONST_P): New macro.
16113 (struct tree_function_decl): Added looping_const_or_pure_p.
16114 (ECF_*) Renumbered.
16115 (ECF_LOOPING_OR_CONST_P): New macro.
16116 * rtlanal.c (pure_const_p): Removed.
16117 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
16118 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
16119 to RTL_CONST_CALL_P.
16120 * ipa-pure-const.c (pure_const_state_e): Added looping field.
16121 (check_decl, check_tree, check_call, scan_function): Initialize
16123 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
16124 (static_execute): Set looping true for recursive functions.
16125 Undo setting state to IPA_NEITHER for recursive functions.
16126 * cse.c (cse_insn):
16127 * ifcvt.c (noce_can_store_speculate_p): Changed
16128 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
16129 RTL_CONST_OR_PURE_CALL_P.
16130 * dse.c (scan_insn): Ditto.
16131 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
16132 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
16133 RTL_CONST_OR_PURE_CALL_P.
16134 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
16135 pure_call_p to RTL_CONST_CALL_P.
16136 * gimplify.c (gimplify_call_expr): Clear side effects for
16137 non-looping pure and constant calls.
16138 * calls.c (emit_call_1): Set rtl flags from ecf flags.
16139 (flags_from_decl_or_type): Set ecf flags from decl flags.
16140 (initialize_argument_information): Turn off
16141 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
16142 Change const to pure if callee_copies is true rather than just
16144 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
16145 way of marking pure calls.
16146 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
16147 Remove hack that was supposed to fix pr7335 and remove old
16148 way of marking pure calls.
16149 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
16150 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
16151 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
16152 RTL_CONST_OR_PURE_CALL_P.
16153 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
16154 * loop-invariant.c (find_exits, find_invariant_bb): Changed
16155 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
16156 * sched-deps.c (schedule_analyze): Ditto.
16157 * rtl.h (struct rtx_def): Use call field, unchanging field, and
16158 return_val field of calls to represent pure and const function info.
16159 (CONST_OR_PURE_CALL_P): Deleted macro.
16160 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
16161 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
16162 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
16164 * tree-optimize.c (execute_fixup_cfg): Added test for
16165 ECF_LOOPING_CONST_OR_PURE.
16166 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
16168 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
16169 effects for looping pure or const calls.
16170 (verify_gimple_expr): Added verification code.
16171 * config/alpha/alpha.c (alpha_legitimize_address,
16172 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
16174 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
16175 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
16176 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
16177 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
16178 RTL_CONST_OR_PURE_CALL_P.
16179 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
16180 and const calls to be deleted.
16182 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
16185 * config/i386/mmx.md (mmx_subv2sf3): New expander.
16186 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
16187 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
16188 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16189 to handle nonimmediate operands.
16190 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
16191 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
16192 to handle nonimmediate operands.
16193 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
16194 (mmx_pmulhrwv4hi3): New expander. Use
16195 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16196 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
16197 (sse2_umulv1siv1di3): New expander. Use
16198 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16199 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
16200 (mmx_eq<mode>3): New expander. Use
16201 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16202 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
16203 (mmx_uavgv8qi3): New expander. Use
16204 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16205 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
16206 (mmx_uavgv4hi3): New expander. Use
16207 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16209 * config/i386/sse.md
16210 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
16211 to handle nonimmediate operands.
16212 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
16213 to handle nonimmediate operands.
16214 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
16215 to handle nonimmediate operands.
16216 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
16217 to handle nonimmediate operands.
16218 (sse2_unpckhpd_exp): New expander. Use
16219 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16220 (sse2_unpcklpd_exp): New expander. Use
16221 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16222 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
16223 to handle nonimmediate operands.
16224 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
16225 to handle nonimmediate operands.
16226 (*sse2_<plusminus_insn><mode>3): Rename from
16227 sse2_<plusminus_insn><mode>3 insn pattern.
16228 (sse2_<plusminus_insn><mode>3): New expander. Use
16229 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16230 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
16231 (sse2_umulv2siv2di3): New expander. Use
16232 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16233 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
16234 (sse4_1_mulv2siv2di3): New expander. Use
16235 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16236 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
16237 (sse2_pmaddwd): New expander. Use
16238 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16239 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
16240 (sse2_eq<mode>3): New expander. Use
16241 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16242 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
16243 (sse4_1_eqv2di3): New expander. Use
16244 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16245 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
16246 (sse2_uavgv16qi3): New expander. Use
16247 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16248 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
16249 (sse2_uavgv16qi3): New expander. Use
16250 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16251 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
16252 (sse2_uavgv8hi3): New expander. Use
16253 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16254 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
16255 (ssse3_pmulhrswv8hi3): New expander. Use
16256 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16257 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
16258 (ssse3_pmulhrswv4hi3): New expander. Use
16259 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16261 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
16262 (<sse>_vmmul<mode>3): Ditto.
16263 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
16265 (ssse3_pmaddubsw128): Use register_operand for operand 1.
16266 (ssse3_pmaddubsw): Ditto.
16268 * config/i386/i386.c (struct_builtin_description)
16269 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
16270 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
16271 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
16272 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
16273 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
16274 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
16275 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
16276 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
16277 (ix86_fixup_binary_operands): Assert that src1
16278 and src2 must have the same mode when swapped.
16279 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
16280 and ix86_binary_operator_ok. Do not force operands in registers
16283 2008-05-07 Jan Hubicka <jh@suse.cz>
16285 * cgraph.c (dump_cgraph_node): Update.
16286 * cgraph.h (cgraph_local_info): Break out inline summary.
16287 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
16289 * ipa-inline (inline_summary): New accestor function.
16290 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
16291 cgraph_decide_inlining, compute_inline_parameters): Update.
16292 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
16294 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
16296 Cleanup ColdFire scheduling support and add V4 pipeline model.
16298 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
16299 (define_attr cpu): Add cfv4 value.
16300 (define_attr type, define_attr type1): Merge into a single 'type'
16301 attribute. Update all uses.
16302 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
16303 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
16305 (define_attr opx_mem, define_attr opy_mem): Remove.
16306 (define_attr op_mem): Clean up, update comment.
16307 (define_attr size): Use specific values instead of general int.
16308 (define_attr guess, define_attr split): Remove. Update all uses.
16309 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
16310 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
16311 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
16312 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
16313 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
16314 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
16315 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
16316 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
16317 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
16318 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
16319 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
16320 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
16321 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
16322 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
16323 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
16324 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
16325 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
16326 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
16327 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
16328 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
16329 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
16330 Update or set attributes.
16331 (stack_tie): New fake instruction.
16333 * config/m68k/m68k.h (TUNE_CFV4): New macro.
16334 (m68k_sched_attr_size): Update declaration.
16335 (m68k_sched_attr_type2): Remove.
16336 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
16337 Declare new bypass predicates.
16339 * config/m68k/m68k.c (m68k_sched_issue_rate,
16340 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
16342 (TARGET_SCHED_ISSUE_RATE,
16343 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
16344 (override_options): Handle scheduling for ColdFire V4 core.
16345 (m68k_expand_prologue): Emit stack_tie.
16346 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
16347 'OP_TYPE_FPN'. Update all uses.
16348 (sched_guess_p): Remove.
16349 (sched_address_type): Handle symbolic addresses.
16350 (sched_get_operand): New static function.
16351 (sched_operand_type): Merge into sched_attr_op_type.
16352 (sched_attr_op_type): Handle FP registers, handle quick constants,
16354 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
16355 (m68k_sched_attr_size): Update. Move logic to ...
16356 (sched_get_attr_size_int): New static function.
16357 (sched_get_opxy_mem_type): New static function.
16358 (m68k_sched_attr_op_mem): Update.
16359 (m68k_sched_attr_type2): Remove.
16360 (sched_cfv4_bypass_data): New static variable.
16361 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
16362 (m68k_sched_issue_rate): Implement scheduler hook.
16363 (struct _sched_ib: enabled_p): New field.
16364 (m68k_sched_variable_issue): Update. Handle V4.
16365 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
16366 sched_dump_class_func_t, sched_dump_split_class,
16367 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
16368 sched_dump_dfa_class, m68k_sched_dump): Remove.
16369 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
16371 (m68k_sched_init_global): Remove statisctics dumping, introduce
16372 sanity check that all instructions have pipeline reservations. Handle
16374 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
16375 Handle ColdFire V4 core.
16376 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
16377 New static functions.
16378 (m68k_sched_address_bypass_p): New bypass predicate.
16379 (sched_get_indexed_address_scale): New static function.
16380 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
16382 * cf.md: Update comments.
16383 (define_attr type2): Remove. Use 'type' attribute instead.
16385 (cf_ib): Rename to cfv123_ib. Update all uses.
16386 (cf_oep): Rename to cfv123_oep. Update all uses.
16387 (cf_chr): Rename to cfv123_chr. Update all uses.
16388 (cf_mem): Rename to cfv123_mem. Update all uses.
16389 (cf_mac): Move to more appropriate place.
16390 (cfv123_guess): New automaton and cpu_unit.
16391 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
16392 Update uses of 'size' attribute. Handle before reload scheduling.
16393 (cfv123_guess): New dummy reservation for unhandled instructions.
16394 (cfv4_*): Pipeline description of ColdFire V4 core.
16395 (ignore): New reservation to handle 'ignore' type.
16397 2008-05-07 Ian Lance Taylor <iant@google.com>
16399 PR middle-end/36013
16400 * gimplify.c (find_single_pointer_decl_1): Don't look through
16402 (find_single_pointer_decl): Adjust comments.
16404 2008-05-07 Jakub Jelinek <jakub@redhat.com>
16406 PR middle-end/36137
16407 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
16408 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
16410 PR middle-end/36106
16411 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
16412 integral type rather than floating point, then VIEW_CONVERT_EXPR
16413 to the floating point type.
16415 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
16417 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
16418 TFmode op0 to register.
16420 2008-05-07 Alan Modra <amodra@bigpond.net.au>
16422 * c-decl.c (grokdeclarator): Comment typo.
16424 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
16426 * tree-flow.h: Remove prototype for computed_goto_p.
16427 * tree-cfg.c (computed_goto_p): Make static.
16429 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
16432 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
16433 (contains_aligned_value_p): This. Handle _Decimal128.
16434 (ix86_function_arg_boundary): Only align _Decimal128 to its
16435 natural boundary and handle it properly.
16437 2008-05-06 Martin Jambor <mjambor@suse.cz>
16439 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
16440 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
16441 (ipcp_method_set_orig_node): Removed.
16442 (ipcp_cval_get_cvalue_type): Removed.
16443 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
16444 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
16445 (ipcp_cval_set_cvalue_type): Removed.
16446 (ipcp_cval_get_cvalue): Removed.
16447 (ipcp_cval_set_cvalue): Removed.
16448 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
16449 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
16450 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
16451 (ipcp_cval_meet): Renamed to ipa_lattice_meet
16452 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
16453 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
16454 (ipcp_get_ith_lattice): Changed parameters.
16455 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
16456 (ipcp_lattice_from_jfunc): Changed parameters.
16457 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
16458 (ipcp_method_cval_print): Added temporary variable info.
16459 (ipcp_redirect): Removed already unused local variable caller.
16460 (ipcp_redirect): New temporary variable orig_callee_info
16461 (ipcp_redirect): Removed newly unused local variable callee.
16462 (ipcp_redirect): Removed (a bit confusing) local variable type.
16463 (ipcp_insert_stage): Added local variable info.
16464 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
16466 (ipcp_formal_create): Removed.
16467 (ipcp_method_cval_set): Removed.
16468 (ipcp_propagate_stage): Renamed lattice variables.
16469 (ipcp_method_cval_set_cvalue_type): Removed.
16470 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
16471 (ipcp_print_all_lattices): Changed printed strings to refer to
16472 lattices rather than cvals.
16473 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
16474 (ipcp_propagate_const): Changed formal parameters.
16475 (build_const_val): Changed formal parameters.
16476 (ipcp_insert_stage): Removed useless variable cvalue
16477 (build_const_val): Changed formal parameters.
16478 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
16479 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
16480 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
16481 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
16482 (ipcp_print_func_profile_counts): Changed string from "method" to
16484 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
16485 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
16486 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
16487 (ipcp_structures_print): Renamed to ipcp_print_all_structures
16488 (ipcp_profile_print): Renamed to ipcp_print_profile_data
16489 (ipcp_lat_is_const): Changed parameters and made inline.
16490 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
16491 (ipcp_redirect): Renamed to ipcp_need_redirect_p
16492 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
16493 the predicate condition directly
16494 (ipcp_propagate_stage): Added local variable args. Removed local
16495 variable callee. (Both are mere code simplifications.)
16496 (ipcp_method_dont_insert_const): Renamed to
16497 ipcp_node_not_modifiable_p.
16498 (ipcp_node_not_modifiable_p): Made inline.
16499 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
16500 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
16501 (ipcp_print_all_lattices): Removed variable cvalue
16502 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
16505 2008-05-06 Olivier Hainque <hainque@adacore.com>
16507 * tree-sra.c (try_instantiate_multiple_fields): Early return
16508 if field has POINTER_TYPE.
16510 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
16512 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
16513 by using 'q' specifier for instruction.
16514 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
16516 2008-05-06 Anatoly Sokolov <aesok@post.ru>
16518 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
16519 Change mode of zero_extract from QImode to HImode.
16520 (sign bit tests peepholes): (Ditto.).
16522 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
16524 * config/i386/mmx.md: Remove double backslashes from asm templates.
16525 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
16526 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16527 to handle nonimmediate operands.
16528 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
16529 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16530 to handle nonimmediate operands.
16531 (*mmx_<code>v2sf3_finite): New insn pattern.
16532 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
16533 (mmx_<code>v2sf3): New expander. Use
16534 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16535 (mmx_<plusminus_insn><mode>3): New expander. Use
16536 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16537 (*mmx_<plusminus_insn><mode>3): New insn pattern.
16538 (mmx_add<mode>3): Removed.
16539 (mmx_ssadd<mode>3): Ditto.
16540 (mmx_usadd<mode>3): Ditto.
16541 (mmx_sub<mode>3): Ditto.
16542 (mmx_sssub<mode>3): Ditto.
16543 (mmx_ussub<mode>3): Ditto.
16544 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
16545 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
16546 to handle nonimmediate operands.
16547 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
16549 (mmx_smulv4hi3_highpart): New expander. Use
16550 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16551 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
16553 (mmx_umulv4hi3_highpart): New expander. Use
16554 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16555 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
16556 (mmx_<code>v4hi3): New expander. Use
16557 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16558 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
16559 (mmx_<code>v8qi3): New expander. Use
16560 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16561 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
16562 (mmx_<code><mode>3): New expander. Use
16563 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16565 2008-05-05 Jan Hubicka <jh@suse.cz>
16567 PR tree-optimization/36118
16568 * passes.c (pass_init_dump_file): Fix dump header.
16570 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
16572 PR middle-end/36141
16573 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
16574 VCE for function decls.
16576 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
16578 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
16580 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
16582 * config/i386/i386.md (sat_plusminus): New.
16583 (plusminus_insn): Likewise.
16584 (plusminus_mnemonic): Likewise.
16586 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
16587 (*<addsub><mode>3_cc_overflow): Renamed to ...
16588 (*<plusminus_insn><mode>3_cc_overflow): This.
16589 (*<addsub>si3_zext_cc_overflow): Renamed to ...
16590 (*<plusminus_insn>si3_zext_cc_overflow): This.
16592 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
16593 (<plusminus_insn><mode>3): This.
16594 (*<addsub><mode>3): Renamed to ...
16595 (*<plusminus_insn><mode>3): This.
16596 (<sse>_vm<addsub><mode>3): Renamed to ...
16597 (<sse>_vm<plusminus_insn><mode>3): This.
16598 (sse3_h<addsub>v4sf3): Renamed to ...
16599 (sse3_h<plusminus_insn>v4sf3): This.
16600 (sse3_h<addsub>v2df3): Renamed to ...
16601 (sse3_h<plusminus_insn>v2df3): This.
16602 (<plusminus_insn><mode>3): New.
16603 (*<plusminus_insn><mode>3): Likewise.
16604 (sse2_<plusminus_insn><mode>3): Likewise.
16605 (add<mode>): Removed.
16606 (*add<mode>3): Likewise.
16607 (sse2_ssadd<mode>3): Likewise.
16608 (sse2_usadd<mode>3): Likewise.
16609 (sub<mode>3): Likewise.
16610 (*sub<mode>3): Likewise.
16611 (sse2_sssub<mode>3): Likewise.
16612 (sse2_ussub<mode>3): Likewise.
16614 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
16616 * gthr-single.h: Add in required interface elements as per gthr.h.
16617 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
16618 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
16619 Generalize UNUSED macro.
16620 (__gthread_once): Add.
16621 (__gthread_key_create): Add.
16622 (__gthread_key_delete): Add.
16623 (__gthread_getspecific): Add.
16624 (__gthread_setspecific): Add.
16626 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
16628 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
16629 the same size types for the indirect reference on the rhs, then
16632 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
16634 * config/i386/i386.md
16635 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
16636 one insn template instead of template series.
16637 (*xordi_1_rex64): Ditto.
16638 (*xordi_2_rex64): Ditto.
16640 2008-05-05 Ira Rosen <irar@il.ibm.com>
16642 PR tree-optimization/36119
16643 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
16646 2008-06-04 Jan Hubicka <jh@suse.cz>
16648 tree-optimization/36100
16649 * tree-pass.h (pass_O0_always_inline): Declare.
16650 * ipa-inline.c (inline_transform): Remove dead code.
16651 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
16652 pass_O0_always_inline): New.
16653 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
16655 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
16657 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
16658 mnemonic in this_param move for TARGET_64BIT.
16660 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
16662 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
16663 (*strmovsi_rex_1): Ditto.
16664 (*strsetsi_1): Ditto.
16665 (*strsetsi_rex_1): Ditto.
16667 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
16668 adddicc expanders using SWI mode iterator.
16670 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
16673 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
16676 2008-05-04 David S. Miller <davem@davemloft.net>
16678 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
16679 (sparc*-*-linux*): Use linux.h in tm_file.
16680 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
16681 compiler defaulting to 32-bit.
16682 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
16684 * config/sparc/linux.h: Remove definitions now obtained
16685 properly from linux.h
16686 * config/sparc/linux64.h: Likewise.
16687 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
16688 don't want this setting for 32-bit builds in a biarch compiler.
16689 * doc/install.texi: Add sparc-linux to list of targets
16690 supporting --enable-targets=all.
16692 2008-05-03 Andrew Pinski <pinskia@gmail.com>
16694 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
16696 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
16698 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
16699 after V4SI_FTYPE_V8HI.
16700 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
16701 case V4SI_FTYPE_V2DF.
16703 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
16705 * doc/invoke.texi (max-flow-memory-locations): Removed.
16706 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
16708 2008-05-03 Richard Guenther <rguenther@suse.de>
16710 PR middle-end/34973
16711 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
16713 2008-05-02 David S. Miller <davem@davemloft.net>
16715 * config.gcc (need_64bit_hwint): Document libcpp dependency.
16717 2008-05-02 Simon Baldwin <simonb@google.com>
16720 * c-common.h (warn_array_subscript_range): Removed.
16721 * c-common.c (warn_array_subscript_range): Ditto.
16722 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
16723 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
16725 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
16727 * config/i386/i386.c (ix86_special_builtin_type): New.
16728 (bdesc_special_args): Likewise.
16729 (ix86_expand_special_args_builtin): Likewise.
16730 (ix86_init_mmx_sse_builtins): Updated.
16731 (ix86_expand_builtin): Updated.
16732 (ix86_expand_store_builtin): Removed.
16733 (ix86_expand_unop_builtin): Likewise.
16735 * config/i386/mm3dnow.h (__v2sf): Moved to ...
16736 * config/i386/mmintrin.h (__v2sf): Here.
16738 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
16740 (_mm_loadl_pi): Likewise.
16741 (_mm_storeh_pi): Replace __v2si with __v2sf.
16742 (_mm_storel_pi): Likewise.
16744 * doc/extend.texi: Correct __builtin_ia32_loadhps,
16745 __builtin_ia32_loadlps, __builtin_ia32_storehps,
16746 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
16747 __builtin_ia32_loadlpd.
16749 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
16751 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
16752 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
16753 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
16754 (ix86_init_mmx_sse_builtins): Updated.
16755 (ix86_expand_args_builtin): Likewise.
16756 (ix86_expand_builtin): Likewise.
16757 (ix86_expand_unop1_builtin): Renamed to ...
16758 (ix86_expand_unop_vec_merge_builtin): This.
16760 2008-05-01 Jan Hubicka <jh@suse.cz>
16763 * ipa-inline.c (inline_generate_summary): Make static.
16764 (inline_transform): Do not call inlining at -O0; make static.
16765 * passes.c (execute_todo): Add sanity check.
16766 (execute_one_ipa_transform_pass): Execute proper flags.
16768 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
16770 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
16771 (DECL_NONADDRESSABLE_P): Likewise.
16772 * alias.c (record_component_aliases): Fix comment.
16774 2008-05-01 Simon Baldwin <simonb@google.com>
16776 * c-common.h (warn_array_subscript_range): New function.
16777 * c-common.c (warn_array_subscript_range): Ditto.
16778 * tree-vrp.c (check_array_ref): Corrected code to agree with
16779 comment, ignoring only arrays of size 0 or size 1.
16780 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
16782 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16784 * config/i386/i386.c (ix86_builtin_type): Replace
16785 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
16786 (bdesc_args): Updated.
16787 (ix86_init_mmx_sse_builtins): Likewise.
16788 (ix86_expand_args_builtin): Likewise.
16790 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
16793 * doc/extend.texi: Correct __builtin_ia32_palignr.
16795 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16798 * config/i386/i386.c (bdesc_crc32): Removed.
16799 (ix86_expand_crc32): Likewise.
16800 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
16801 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
16802 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
16803 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
16804 UINT_FTYPE_UINT_UCHAR.
16805 (bdesc_args): Updated. Add crc32 builtins.
16806 (ix86_init_mmx_sse_builtins): Updated.
16807 (ix86_expand_args_builtin): Updated to support subreg.
16809 * doc/extend.texi: Correct __builtin_ia32_crc32di.
16811 2008-05-01 Jan Hubicka <jh@suse.cz>
16813 * tree-pass.h (opt_pass): Add IPA_PASS.
16814 (varpool_node, cgraph_node): Forward declare.
16815 (ipa_opt_pass): Define.
16816 (pass_ipa_inline): Turn into ipa_opt_pass.
16817 (pass_apply_inline): Remove.
16818 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
16819 (apply_inline): Turn into ....
16820 (inline_transform): ... this one.
16821 (inline_generate_summary): New function.
16822 (pass_apply_inline): Remove.
16823 * function.h (ipa_opt_pass): Forward declare structure; typedef;
16825 (struct function): Add ipa_transforms_to_apply.
16826 * passes.c (register_one_dump_file): Work on IPA_PASS.
16827 (init_optimization_passes): Remove pass_inline_parameters and
16829 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
16830 (execute_one_pass) ... here; apply transforms when possible.
16831 (add_ipa_transform_pass, execute_ipa_summary_asses,
16832 execute_one_ipa_transform_pass): New.
16833 (execute_ipa_pass_list): Update for IPA_PASS type.
16835 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16837 * config/i386/i386.c (ix86_builtin_type): Add
16838 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
16839 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
16840 (bdesc_args): Add SSE4a builtins.
16841 (ix86_init_mmx_sse_builtins): Updated.
16842 (ix86_expand_args_builtin): Likewise.
16843 (ix86_expand_builtin): Likewise.
16845 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16847 * config/i386/i386.c (ix86_builtin_type): Add
16848 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
16849 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
16850 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
16851 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
16852 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
16853 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
16854 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
16855 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
16856 and DI_FTYPE_DI_DI_INT.
16857 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
16858 (ix86_init_mmx_sse_builtins): Updated.
16859 (ix86_expand_args_builtin): Likewise.
16860 (ix86_expand_builtin): Likewise.
16861 (ix86_expand_binop_imm_builtin): Removed.
16863 * doc/extend.texi: Correct __builtin_ia32_palignr128.
16865 2008-04-30 Richard Guenther <rguenther@suse.de>
16867 PR tree-optimization/32921
16868 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
16870 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
16872 * config/arm/arm.c (arm_unwind_emit): Use
16873 crtl->all_throwers_are_sibcalls instead of
16874 cfun->all_throwers_are_sibcalls.
16875 (arm_output_fn_unwind): Likewise.
16876 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
16877 instead of cfun->uses_pic_offset_table.
16878 (frv_expand_prologue): Likewise.
16879 (frv_frame_pointer_required): Likewise.
16880 (frv_expand_fdpic_call): Likewise.
16881 (frv_emit_movsi): Likewise.
16882 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
16883 cfun->returns_pcc_struct instead of
16884 current_function_returns_pcc_struct.
16885 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
16886 instead of cfun->calls_eh_return.
16887 (m32c_pushm_popm): Likewise.
16888 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
16889 "extern" declaration.
16891 2008-04-30 Richard Guenther <rguenther@suse.de>
16893 PR tree-optimization/21636
16894 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
16896 (evaluate_stmt): Print the likely value.
16897 (ccp_visit_stmt): Avoid excessive vertical spacing.
16899 2008-04-30 Rafael EspÃndola <espindola@google.com>
16901 * builtins.c (fold_call_expr): Return realret.
16902 * tree-ssa-threadedge.c
16903 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
16904 __builtin_object_size.
16906 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
16908 * gcc.c (wrapper_string): New variable.
16909 (insert_wrapper): New function.
16910 (execute): New option -wrapper.
16911 * doc/invoke.texi (Overall Options): New driver option -wrapper.
16913 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
16915 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
16916 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
16917 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
16919 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
16920 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
16921 config/rs6000/e500crtres64gprctr.asm,
16922 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
16923 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
16924 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
16925 config/rs6000/e500crtsav64gprctr.asm,
16926 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
16927 config/rs6000/e500crtsavg64gprctr.asm: New files.
16928 * config/rs6000/t-ppccomm: Add build rules for new files.
16929 (LIB2FUNCS_STATIC_EXTRA): Add new files.
16930 * config/rs6000/t-netbsd: Add build rules for new files.
16931 (LIB2FUNCS_STATIC_EXTRA): New variable.
16932 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
16933 (CRTSAVRES_DEFAULT_SPEC): Likewise.
16934 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
16936 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
16938 * config/i386/i386.c (ix86_builtin_type): Add
16939 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
16940 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
16941 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
16942 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
16943 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
16944 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
16945 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
16946 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
16947 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
16948 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
16949 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
16950 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
16951 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
16952 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
16953 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
16954 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
16955 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
16956 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
16957 V1DI_FTYPE_V2SI_V2SI.
16958 (bdesc_2arg): Moved to ...
16959 (bdesc_args): Here.
16960 (ix86_init_mmx_sse_builtins): Updated.
16961 (ix86_expand_args_builtin): Updated. Take a pointer
16962 to const struct builtin_description. Handle comparison
16964 (ix86_expand_sse_compare): Take a new argument for swapping operands.
16965 (ix86_expand_builtin): Updated.
16967 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
16968 (ssse3_pmaddubsw128): This.
16969 (ssse3_pmaddubswv4hi3): Renamed to ...
16970 (ssse3_pmaddubsw): This.
16972 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
16973 (__builtin_ia32_packssdw128): Likewise.
16974 (__builtin_ia32_packuswb128): Likewise.
16975 (__builtin_ia32_pmaddubsw): Likewise.
16976 (__builtin_ia32_pmaddubsw128): Likewise.
16978 2008-04-30 Richard Guenther <rguenther@suse.de>
16980 PR tree-optimization/14847
16981 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
16982 (recognize_bits_test): Use it.
16983 (recognize_single_bit_test): Likewise.
16985 2008-04-30 Martin Jambor <mjambor@suse.cz>
16987 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
16988 instead of setting number of formal parameters to zero.
16989 (ipcp_init_stage): Do not set the number of actual parameters to zero
16991 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
16992 which are called with variable number of arguments.
16993 (ipcp_insert_stage): Explicitely skipping all nodes which are
16994 called with variable number of arguments.
16995 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
16996 number of parameters.
16998 * ipa-prop.h (struct ipa_node_params): Added flag
16999 called_with_var_arguments
17000 (ipa_set_param_count): Added. Changed sole setter to use it.
17001 (ipa_get_param_count): Added. All readers of param_count
17002 converted to use it instead.
17003 (ipa_set_called_with_variable_arg): Added.
17004 (ipa_is_called_with_var_arguments): Added.
17005 (ipa_get_ith_param): Added. All readers of param_decls converted
17007 (ipa_set_cs_argument_count): Added, sole writer to argument_count
17009 (ipa_get_cs_argument_count): Added, all readers of argument_count
17011 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
17014 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
17015 (struct ipcp_lattice): Renamed cval_type to type
17016 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
17018 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
17019 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
17020 (ipcp_insert_stage): Changed the type of variable cvalue to tree
17021 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
17022 (build_const_val): Changed the type of parameter cvalue to tree
17023 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
17024 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
17026 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
17029 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
17030 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
17031 (ipa_add_method): Renamed to ipa_push_func_to_list
17032 (ipa_remove_method): Renamed to ipa_pop_func_from_list
17033 (ipa_callsite_param_count): Removed.
17034 (ipa_callsite_param_count_set): Removed.
17035 (ipa_callsite_param): Removed.
17036 (ipa_callsite_callee): Removed.
17037 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
17038 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
17039 (ipa_method_formal_count): Removed.
17040 (ipa_method_formal_count_set): Removed.
17041 (ipa_method_get_tree): Removed.
17042 (ipa_method_tree_map_create): Removed.
17043 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
17044 (ipa_create_param_decls_array): Creates the array itself
17045 (ipa_create_param_decls_array): Temporary variable info instead of
17046 a few dereferences.
17047 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
17048 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
17049 (get_type): Removed.
17050 (ipa_jf_get_info_type): Removed.
17051 (ipa_node_create): Renamed to ipa_create_node_params
17052 (ipa_free): Renamed to ipa_free_all_node_params
17053 (ipa_nodes_create): Renamed to ipa_create_all_node_params
17054 (ipa_edges_create): Renamed to ipa_create_all_edge_args
17055 (ipa_edges_free): Renamed to ipa_free_all_edge_args
17056 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
17057 (ipa_free_all_node_params): Deallocation to jump_functions moved to
17058 ipa_free_all_edge_args
17059 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
17060 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
17061 (ipa_create_methodlist_node): Removed.
17062 (ipa_methodlist_method): Removed.
17063 (ipa_methodlist_method_set): Removed.
17064 (ipa_methodlist_next_method): Removed.
17065 (ipa_methodlist_next_method_set): Removed.
17066 (ipa_method_is_modified): Removed.
17067 (ipa_method_modify_create): Removed.
17068 (ipa_method_modify_init): Temporary variable info instead of a few
17070 (ipa_detect_param_modifications): Temporary variable info instead of
17071 a few dereferences.
17072 (ipa_compute_jump_functions): Temporary variable info instead of
17073 a few dereferences.
17074 (ipa_method_modify_set): Removed.
17075 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
17076 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
17077 than craph_node as the first parameter.
17078 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
17079 (ipa_method_modify_init): Removed.
17080 (ipa_compute_jump_functions): Added a temp variable instead of
17081 repeatadly dereferencing the cgraph_edge.aux pointer
17082 (ipa_callsite_param_set_type): Removed.
17083 (ipa_compute_jump_functions): i renamed to index and moved to
17085 (ipa_callsite_param_set_info_type_formal): Removed.
17086 (ipa_callsite_param_set_info_type): Removed.
17087 (ipa_callsite_param_map_create): Removed.
17088 (ipa_callsite_tree): Removed.
17089 (ipa_callsite_caller): Removed.
17090 (ipa_pop_func_from_list): return_method removed to return_func
17092 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
17093 prefixed all values with IPA_. Changed all users.
17094 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
17095 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
17096 and FORMAL_IPATYPE IPA_PASS_THROUGH.
17097 (union parameter_info): Renamed to jump_func_value.
17098 (union jump_func_value): Renamed value to constant
17099 (struct ipa_jump_func): Renamed info_type to value
17100 (struct ipa_node): Renamed to ipa_node_params
17101 (struct ipa_node_params): Renamed ipa_arg_num to param_count
17102 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
17103 (struct ipa_node_params): Renamed ipa_mod to modified_flags
17104 (struct ipa_edge): Renamed to ipa_edge_args
17105 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
17106 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
17107 (struct ipa_methodlist): Renamed to ipa_func_list
17108 (struct ipa_func_list): method_p renamed to node, next_method
17110 (ipa_methodlist_p): Removed, switched all users to struct pointer
17111 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
17113 2008-04-30 Alan Modra <amodra@bigpond.net.au>
17115 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
17116 (rs6000_emit_epilogue): Use backchain to restore only when we
17117 have a large frame. Make use of frame pointer to restore if we
17118 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
17120 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
17122 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
17123 Add mode to zero_extract.
17124 (sign bit tests peepholes): (Ditto.).
17126 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
17128 * config/i386/i386.c (ix86_builtins): Replace Prescott New
17129 Instructions in comments with SSE3.
17130 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
17131 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
17132 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
17133 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
17134 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
17135 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
17136 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
17137 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
17138 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
17139 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
17140 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
17141 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
17142 (bdesc_sse_args): Renamed to ...
17143 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
17144 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
17145 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
17146 IX86_BUILTIN_FABSQ.
17147 (bdesc_1arg): Moved to ...
17148 (bdesc_args): Here.
17149 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
17150 Instructions in comments with SSE3.
17151 (ix86_expand_sse_operands_builtin): Renamed to ...
17152 (ix86_expand_args_builtin): This. Updated.
17153 (ix86_expand_unop1_builtin): Update comments.
17154 (ix86_expand_builtin): Updated.
17156 2008-04-29 Richard Guenther <rguenther@suse.de>
17158 PR tree-optimization/36078
17159 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
17160 Update virtual SSA form after cleaning up the CFG.
17162 2008-04-29 Richard Guenther <rguenther@suse.de>
17164 PR middle-end/15255
17165 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
17167 2008-04-29 Richard Guenther <rguenther@suse.de>
17169 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
17170 (compute_may_aliases): Do not call finalize_ref_all_pointers.
17171 (compute_flow_insensitive_aliasing): Do not treat
17172 PTR_IS_REF_ALL pointers special.
17173 (get_smt_for): Likewise.
17174 (may_alias_p): Re-structure.
17175 (is_escape_site): A ref-all pointer conversion is not an escape site.
17176 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
17177 PTR_IS_REF_ALL pointers special.
17178 * tree-ssa-structalias.h (struct alias_info): Remove
17179 ref_all_symbol_mem_tag field.
17180 (PTR_IS_REF_ALL): Remove.
17182 2008-04-29 Richard Guenther <rguenther@suse.de>
17184 PR middle-end/36077
17185 * fold-const.c (extract_muldiv_1): In combining division constants
17186 make sure to never overflow.
17188 2008-04-29 Nick Clifton <nickc@redhat.com>
17190 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
17192 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17195 * optc-gen.awk: Work around HP-UX/IA awk bug.
17197 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
17199 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
17202 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
17205 * config/i386/i386.md
17206 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
17207 Change operand 1 predicate to nonimmediate_operand.
17209 2008-04-28 Jakub Jelinek <jakub@redhat.com>
17212 * dwarf2out.c (struct die_struct): Mark as chain_circular through
17214 * gengtype.c (walk_type, write_func_for_structure): Handle
17216 * doc/gty.texi: Document chain_circular.
17218 2008-04-28 Richard Guenther <rguenther@suse.de>
17220 PR tree-optimization/36066
17221 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
17224 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
17227 * config/i386/i386.md
17228 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
17229 Use match_scratch instead of match_operand for operands 3 and 4.
17231 2008-04-27 Richard Guenther <rguenther@suse.de>
17233 PR tree-optimization/18754
17234 PR tree-optimization/34223
17235 * tree-pass.h (pass_complete_unrolli): Declare.
17236 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
17237 loop size before and after unconditionally of UL_NO_GROWTH in effect.
17238 Rewrite loop into loop closed SSA form if it is not already.
17239 (tree_unroll_loops_completely): Re-structure to iterate over
17240 innermost loops with intermediate CFG cleanups.
17241 Unroll outermost loops only if requested or the code does not grow
17243 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
17244 loops are available.
17245 (tree_vectorize): Instead do so here.
17246 (tree_complete_unroll): Also unroll outermost loops.
17247 (tree_complete_unroll_inner): New function.
17248 (gate_tree_complete_unroll_inner): Likewise.
17249 (pass_complete_unrolli): New pass.
17250 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
17251 uses outside of the loop.
17252 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
17253 form if it is available.
17254 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
17255 * passes.c (init_optimization_passes): Schedule complete inner
17256 loop unrolling pass before the first CCP pass after final inlining.
17258 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
17260 * targhooks.h (default_emutls_var_fields,
17261 default_emutls_var_init): Declare.
17262 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
17263 * target.h (struct gcc_target): Add struct emutls member.
17264 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
17265 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
17266 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
17267 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
17268 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
17269 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
17270 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
17271 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
17272 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
17273 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
17274 emit debug information.
17275 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
17276 * varasm.c: Include targhooks.h.
17277 (emutls_object_section, emutls_tmpl_section): New.
17278 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
17279 (EMUTLS_SEPARATOR): New.
17280 (prefix_name): New.
17281 (get_emutls_object_name): New.
17282 (default_emutls_var_fields): New, broken out of ...
17283 (get_emutls_object_type): ... here. Adjust to use target hooks.
17284 (get_emutls_init_templ_addr): Adjust to use target hooks.
17285 (emutls_decl): Adjust to use target hooks.
17286 (emutls_finish): Likewise.
17287 (default_emutls_var_init): New, broken out of ...
17288 (assemble_variable): ... here. Adjust to use target hooks.
17289 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
17290 SECCAT_EMUTLS_TMPL.
17291 * c-common.c (handle_section_attribute): Prevent overriding
17292 sections for emulated tls with special sections.
17293 * config/i386/i386.c (x86_64_elf_select_section): Add
17294 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
17295 (x86_64_elf_unique_section): Likewise.
17296 * config/vxworks.c: Include tree.h.
17297 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
17298 (vxworks_override_options): Set TLS scheme.
17299 * doc/tm.texi (Emulated TLS): New node.
17301 2008-04-26 Simon Baldwin <simonb@google.com>
17304 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
17305 with propagated string constants.
17307 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
17309 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
17310 constraint for operand 2 when operand 0 is memory operand.
17311 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
17312 operand 0 is memory operand.
17313 (fix_trunc<mode>_i387_with_temp): Ditto.
17314 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
17315 operand 2 when operand 1 is memory operand.
17316 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
17317 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
17318 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
17319 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
17320 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
17321 operands 2,3 and 4 when operand 1 is memory operand.
17322 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
17324 (fistdi2_floor_with_temp): Ditto.
17325 (fist<mode>2_floor_with_temp): Ditto.
17326 (fistdi2_ceil_with_temp): Ditto.
17327 (fist<mode>2_ceil_with_temp): Ditto.
17328 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
17330 2008-04-26 David Daney <ddaney@avtrex.com>
17332 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
17334 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
17335 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
17336 UNSPEC_UPDATE_GOT_VERSION): Renumber.
17337 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
17338 (compare_and_swap_12): New insn.
17339 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
17340 * config/mips/mips.c (mips_force_binary): New function.
17341 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
17342 (mips_expand_compare_and_swap_12): New function.
17343 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
17345 2008-04-25 Jan Hubicka <jh@suse.cz>
17348 * cfgexpand.c (pass_expand): Turn into RTL pass.
17349 * passes.c (execute_one_pass): Do pass typechecking after execution.
17350 * tree-pass.h (pass_expand): Turn into RTL pass.
17352 * function.h (struct rtl_data): Move here fields
17353 accesses_prior_frames, calls_eh_return, saves_all_registers,
17354 has_nonlocal_goto, has_asm_statement, is_thunk,
17355 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
17356 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
17357 arg_pointer_save_area_init from struct function; turn into bool.
17358 (struct function): Move
17359 calls_eh_return, saves_all_registers, has_nonlocal_goto,
17360 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
17361 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
17362 tail_call_emit, arg_pointer_save_area_init
17363 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
17364 (current_function_returns_struct, current_function_returns_pcc_struct,
17365 current_function_calls_setjmp, current_function_calls_alloca,
17366 current_function_accesses_prior_frames,
17367 current_function_calls_eh_return, current_function_is_thunk,
17368 current_function_stdarg, current_function_profile,
17369 current_function_limit_stack, current_function_uses_pic_offset_table,
17370 current_function_uses_const_pool, current_function_has_nonlocal_label,
17371 current_function_saves_all_registers,
17372 current_function_has_nonlocal_goto,
17373 current_function_has_asm_statement): Remove accesor macros.
17374 * ra-conflict.c (global_conflicts): Update.
17375 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
17376 (suitable_for_tail_call_opt_p): Update.
17377 * builtins.c (expand_builtin_return_addr): Update.
17378 (expand_builtin_setjmp_setup): Update.
17379 (expand_builtin_nonlocal_goto): Update.
17380 * final.c (final_start_function): Update.
17381 (profile_function): Update.
17382 (leaf_function_p): Update.
17383 (only_leaf_regs_used): Update.
17384 * df-scan.c (df_get_exit_block_use_set): Update.
17385 * dojump.c (clear_pending_stack_adjust): Update.
17386 * tree-stdarg.c (gate_optimize_stdarg): Update.
17387 * gimple-low.c (lower_function_body): Update.
17388 * global.c (compute_regsets): Update.
17389 (global_alloc): Update.
17390 * dwarf2out.c (dwarf2out_begin_prologue): Update.
17391 * expr.c (expand_assignment): Update.
17392 * dse.c (dse_step0): Update.
17393 (dse_step1): Update.
17394 * c-decl.c (store_parm_decls): Update.
17395 * local-alloc.c (combine_regs): Update.
17396 (find_free_reg): Update.
17397 * function.c (assign_parms_augmented_arg_list): Update.
17398 (assign_parm_find_data_types): Update.
17399 (assign_parms): Update.
17400 (allocate_struct_function): Update.
17401 (expand_function_start): Update.
17402 (expand_function_end): Update.
17403 (get_arg_pointer_save_area): Update.
17404 (thread_prologue_and_epilogue_insns): Update.
17405 (rest_of_match_asm_constraints): Update.
17406 * stor-layout.c (variable_size): Update.
17407 * gcse.c (gcse_main): Update.
17408 (bypass_jumps): Update.
17409 * gimplify.c (gimplify_function_tree): Update.
17410 * calls.c (emit_call_1): Update.
17411 (expand_call): Update.
17412 * bt-load.c (compute_defs_uses_and_gen): Update.
17413 * except.c (sjlj_assign_call_site_values): Update.
17414 (sjlj_emit_function_enter): Update.
17415 (can_throw_external): Update.
17416 (set_nothrow_function_flags): Update.
17417 (expand_builtin_unwind_init): Update.
17418 (expand_eh_return): Update.
17419 (convert_to_eh_region_ranges): Update.
17420 (output_function_exception_table): Update.
17421 * emit-rtl.c (gen_tmp_stack_mem): Update.
17422 * cfgexpand.c (expand_used_vars): Update.
17423 (tree_expand_cfg): Update.
17424 * cfgcleanup.c (rest_of_handle_jump): Update.
17425 * explow.c (allocate_dynamic_stack_space): Update.
17426 * varasm.c (assemble_start_function): Update.
17427 (force_const_mem): Update.
17428 (mark_constant_pool): Update.
17429 * tree-optimize.c (tree_rest_of_compilation): Update.
17430 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
17431 * tree-cfg.c (notice_special_calls): Update.
17432 (is_ctrl_altering_stmt): Update.
17433 (tree_can_make_abnormal_goto): Update.
17434 (tree_purge_dead_abnormal_call_edges): Update.
17435 * config/alpha/predicates.md: Update.
17436 * config/alpha/alpha.c (alpha_sa_mask): Update.
17437 (alpha_sa_size): Update.
17438 (alpha_does_function_need_gp): Update.
17439 (alpha_expand_prologue): Update.
17440 (alpha_start_function): Update.
17441 (alpha_output_function_end_prologue): Update.
17442 (alpha_expand_epilogue): Update.
17443 * config/frv/frv.c (frv_stack_info): Update.
17444 (frv_expand_epilogue): Update.
17445 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
17446 (s390_register_info): Update.
17447 (s390_frame_info): Update.
17448 (s390_init_frame_layout): Update.
17449 (s390_can_eliminate): Update.
17450 (save_gprs): Update.
17451 * config/spu/spu.c (spu_split_immediate): Update.
17452 (need_to_save_reg): Update.
17453 (spu_expand_prologue): Update.
17454 (spu_expand_epilogue): Update.
17455 * config/sparc/sparc.md: Update.
17456 * config/sparc/sparc.c (eligible_for_return_delay): Update.
17457 (sparc_tls_got): Update.
17458 (legitimize_pic_address): Update.
17459 (sparc_emit_call_insn): Update.
17460 (sparc_expand_prologue): Update.
17461 (output_return): Update.
17462 (print_operand): Update.
17463 (sparc_function_ok_for_sibcall): Update.
17464 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
17465 * config/m32r/m32r.md: Update.
17466 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
17467 (m32r_compute_frame_size): Update.
17468 (m32r_expand_prologue): Update.
17469 (m32r_expand_epilogue): Update.
17470 (m32r_legitimize_pic_address): Update.
17471 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
17472 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
17473 * config/i386/i386.c (ix86_frame_pointer_required): Update.
17474 (gen_push): Update.
17475 (ix86_save_reg): Update.
17476 (ix86_compute_frame_layout): Update.
17477 (ix86_expand_prologue): Update.
17478 (ix86_expand_epilogue): Update.
17479 * config/sh/sh.c (output_stack_adjust): Update.
17480 (calc_live_regs): Update.
17481 (sh5_schedule_saves): Update.
17482 (sh_expand_prologue): Update.
17483 (sh_expand_epilogue): Update.
17484 (sh_setup_incoming_varargs): Update.
17485 (sh_allocate_initial_value): Update.
17486 (sh_get_pr_initial_val): Update.
17487 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
17488 * config/sh/sh.md (label:): Update.
17489 * config/avr/avr.c (out_movhi_mr_r): Update.
17490 * config/crx/crx.h (enum): Update.
17491 * config/xtensa/xtensa.h (along): Update.
17492 * config/stormy16/stormy16.c Update.
17493 (xstormy16_compute_stack_layout): Update.
17494 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
17495 (fr30_expand_prologue): Update.
17496 * config/cris/cris.c (cris_conditional_register_usage): Update.
17497 (cris_reg_saved_in_regsave_area): Update.
17498 (cris_initial_frame_pointer_offset): Update.
17499 (cris_simple_epilogue): Update.
17500 (cris_expand_prologue): Update.
17501 (cris_expand_epilogue): Update.
17502 (cris_expand_pic_call_address): Update.
17503 (cris_asm_output_symbol_ref): Update.
17504 (cris_asm_output_label_ref): Update.
17505 * config/cris/cris.md Update.
17506 * config/iq2000/iq2000.c (compute_frame_size): Update.
17507 (iq2000_expand_epilogue): Update.
17508 * config/mt/mt.h (save_direction): Update.
17509 * config/mn10300/mn10300.c (mn10300_function_value): Update.
17510 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
17511 (ia64_secondary_reload_class): Update.
17512 * config/m68k/m68k.c (m68k_save_reg): Update.
17513 (m68k_expand_prologue): Update.
17514 (m68k_expand_epilogue): Update.
17515 (legitimize_pic_address): Update.
17516 * config/rs6000/rs6000.c (rs6000_got_register): Update.
17517 (first_reg_to_save): Update.
17518 (first_altivec_reg_to_save): Update.
17519 (compute_vrsave_mask): Update.
17520 (compute_save_world_info): Update.
17521 (rs6000_stack_info): Update.
17522 (spe_func_has_64bit_regs_p): Update.
17523 (rs6000_ra_ever_killed): Update.
17524 (rs6000_emit_eh_reg_restore): Update.
17525 (rs6000_emit_allocate_stack): Update.
17526 (rs6000_emit_prologue): Update.
17527 (rs6000_emit_epilogue): Update.
17528 (rs6000_output_function_epilogue): Update.
17529 (output_profile_hook): Update.
17530 (rs6000_elf_declare_function_name): Update.
17531 * config/rs6000/rs6000.h (rs6000_args): Update.
17532 * config/rs6000/rs6000.md: Update.
17533 * config/mcore/mcore.c (mcore_expand_prolog): Update.
17534 * config/arc/arc.c (arc_output_function_epilogue): Update.
17535 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
17536 * config/darwin.c (machopic_function_base_name): Update.
17537 * config/score/score3.c (score3_compute_frame_size): Update.
17540 (score3_epilogue): Update.
17541 * config/score/score7.c (score7_compute_frame_size): Update.
17542 (score7_prologue): Update.
17543 (score7_epilogue): Update.
17544 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
17545 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
17546 * config/arm/arm.c (use_return_insn): Update.
17547 (require_pic_register): Update.
17548 (arm_load_pic_register): Update.
17549 (arm_compute_save_reg0_reg12_mask): Update.
17550 (arm_compute_save_reg_mask): Update.
17551 (thumb1_compute_save_reg_mask): Update.
17552 (output_return_instruction): Update.
17553 (arm_output_function_prologue): Update.
17554 (arm_output_epilogue): Update.
17555 (arm_get_frame_offsets): Update.
17556 (arm_expand_prologue): Update.
17557 (thumb_pushpop): Update.
17558 (thumb_exit): Update.
17559 (thumb1_expand_prologue): Update.
17560 (thumb1_expand_epilogue): Update.
17561 (arm_unwind_emit): Update.
17562 (arm_output_fn_unwind): Update.
17563 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
17564 * config/arm/arm.md: Update.
17565 * config/pa/pa.md: Update.
17566 * config/pa/pa.c (legitimize_pic_address): Update.
17567 (compute_frame_size): Update.
17568 (hppa_expand_prologue): Update.
17569 (hppa_expand_epilogue): Update.
17570 (borx_reg_operand): Update.
17571 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
17572 (HARD_REGNO_RENAME_OK): Update.
17573 * config/mips/mips.c (mips_global_pointer): Update.
17574 (mips_save_reg_p): Update.
17575 (mips_compute_frame_info): Update.
17576 (mips_frame_pointer_required): Update.
17577 (mips_expand_prologue): Update.
17578 (mips_expand_epilogue): Update.
17579 (mips_can_use_return_insn): Update.
17580 (mips_reorg_process_insns): Update.
17581 * config/v850/v850.c (compute_register_save_size): Update.
17582 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
17583 * config/mmix/mmix.c (along): Update.
17584 (mmix_expand_epilogue): Update.
17585 * config/bfin/bfin.c (legitimize_pic_address): Update.
17586 (must_save_p): Update.
17587 (stack_frame_needed_p): Update.
17588 (add_to_reg): Update.
17589 (bfin_expand_prologue): Update.
17590 * stmt.c (expand_asm_operands): Update.
17591 * reload1.c (reload): Update.
17592 (init_elim_table): Update.
17594 2008-04-25 Bob Wilson <bob.wilson@acm.org>
17596 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
17598 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
17600 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
17601 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
17602 (mov<mode>): Removed.
17603 (*movv4sf_internal): Likewise.
17604 (*movv2df_internal): Likewise.
17606 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
17608 * config.gcc (crx-*-elf): Remove deprecation.
17610 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
17612 * config/i386/cygming-crtend.c (register_frame_ctor): Register
17613 __gcc_deregister_frame with atexit.
17614 (deregister_frame_dtor): Remove.
17616 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
17617 Nathan Sidwell <nathan@codesourcery.com>
17619 * config/rs6000/rs6000.opt (mspe): Remove Var property.
17621 * config/rs6000/rs6000.h (rs6000_spe): Declare.
17622 (rs6000_isel): Likewise.
17623 * config/rs6000/rs6000.c (rs6000_spe): New variable.
17624 (rs6000_isel): New variable.
17625 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
17627 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17630 * c-common.c (handle_vector_size_attribute): Call
17631 lang_hooks.types.reconstruct_complex_type instead of
17632 reconstruct_complex_type.
17633 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
17634 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
17635 * langhooks.h (struct lang_hooks_for_types): Add
17636 reconstruct_complex_type hook.
17637 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
17638 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
17640 2008-04-24 Richard Guenther <rguenther@suse.de>
17642 * c-common.h (check_builtin_function_arguments): Declare.
17643 * c-common.c (validate_nargs): New function.
17644 (check_builtin_function_arguments): Likewise.
17645 * c-typeck.c (build_function_call): Call
17646 check_builtin_function_arguments.
17647 * builtins.c (fold_builtin_classify): Remove error reporting code.
17648 (fold_builtin_unordered_cmp): Likewise.
17649 (fold_builtin_1): Likewise.
17650 (fold_builtin_n): Likewise.
17652 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17654 PR tree-optimization/36008
17655 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
17656 the original op1, rather than delta by step.
17658 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
17659 Sebastian Pop <sebastian.pop@amd.com>
17661 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
17662 eliminate_local_variables_stmt, eliminate_local_variables,
17663 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
17664 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
17665 of code delimited by two edges in the CFG.
17666 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
17667 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
17668 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
17669 the case of parallelisation of reductions.
17670 (expr_invariant_in_region_p): New.
17672 * tree-flow.h (gather_blocks_in_sese_region): Declared.
17673 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
17675 2008-04-24 Ira Rosen <irar@il.ibm.com>
17676 Richard Guenther <rguenther@suse.de>
17678 PR tree-optimization/36034
17679 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
17680 incapable of dealing with loads with gaps.
17682 2008-04-24 Rafael EspÃndola <espindola@google.com>
17684 * tree-flow.h (vrp_evaluate_conditional): Change signature.
17685 * tree-ssa-propagate.c (fold_predicate_in): Update call to
17686 vrp_evaluate_conditional.
17687 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
17688 (vrp_evaluate_conditional): Split the cond argument.
17689 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
17690 (simplify_stmt_for_jump_threading): Update call to
17691 vrp_evaluate_conditional.
17693 2008-04-24 Ira Rosen <irar@il.ibm.com>
17695 PR tree-optimization/35982
17696 * tree-vect-analyze.c (vect_check_interleaving): Check that the
17697 interleaved data-refs are of the same type.
17699 2008-04-24 Danny Smith <dannysmith@users.net>
17701 * c-format.c (check_format_info_main): Use strncmp rather than a
17702 magic prefix to handle multichar length specs.
17703 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
17704 Don't prefix "I64" and "I32" with '\0'.
17706 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17709 * config/i386/i386.c (init_cumulative_args): Don't pass anything
17710 in registers for -m32 only if stdarg_p (fntype).
17712 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
17714 PR rtl-optimization/36006
17715 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
17716 temp to op0 in order to avoid invalid rtx sharing.
17718 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
17720 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
17721 check TREE_INVARIANT.
17722 * tree-gimple.c (is_gimple_address): New.
17723 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
17724 * tree-gimple.h (is_gimple_address): New.
17725 * tree.h (decl_address_invariant_p): New.
17726 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
17727 (build_string): Likewise.
17728 (decl_address_invariant_p): New, from is_gimple_invariant_address.
17729 (tree_invariant_p_1): Likewise.
17730 (save_expr): Use it.
17731 (tree_invariant_p): New.
17732 (skip_simple_arithmetic): Use it.
17733 (stabilize_reference_1): Use it.
17734 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
17736 (build1_stat): Drop code to compute TREE_INVARIANT.
17737 (build2_stat): Drop code to compute TREE_INVARIANT.
17738 (build3_stat): Drop code to compute TREE_INVARIANT.
17739 (build4_stat): Drop code to compute TREE_INVARIANT.
17740 (build5_stat): Drop code to compute TREE_INVARIANT.
17741 (build7_stat): Drop code to compute TREE_INVARIANT.
17742 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
17743 * tree.h (struct tree_base): Remove invariant_flag.
17744 (TREE_INVARIANT): Remove.
17745 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
17746 (fold_builtin_expect): Check TREE_CONSTANT.
17747 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
17748 * c-tree.h (c_expr_to_decl): Drop third parameter.
17749 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
17750 (build_c_cast): Don't set TREE_INVARIANT.
17751 (pop_init_level): Don't set TREE_INVARIANT.
17752 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
17753 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
17755 (gimplify_init_constructor): Don't set TREE_INVARIANT.
17756 (gimplify_addr_expr): Adjust comment.
17757 * tree-mudflap.c (mf_build_string):
17758 * print-tree.c (print_node): Don't print TREE_INVARIANT.
17759 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
17760 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
17761 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
17762 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
17763 * langhooks.h (struct lang_hooks): Drop third parameter from
17766 2008-04-23 Richard Guenther <rguenther@suse.de>
17768 PR tree-optimization/27799
17769 PR tree-optimization/32921
17770 PR tree-optimization/32624
17771 * tree-ssa-structalias.c (merge_smts_into): Only merge the
17772 SMTs aliases and the tag itself into the solution.
17773 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
17774 merge the points-to solution back into the SMT aliases.
17775 (may_alias_p): Use alias_set_subset_of instead of
17776 aliases_conflict_p. A pointer which points to
17777 memory with alias set zero may access any variable.
17779 2008-04-23 Richard Guenther <rguenther@suse.de>
17781 * alias.c (alias_set_subset_of): Correctly handle asking
17782 if zero is a subset of an alias set with zero child.
17783 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
17784 (compute_flow_insensitive_aliasing): Correctly walk all
17785 pointers. Do not unnecessarily union sets.
17787 2008-04-23 Richard Guenther <rguenther@suse.de>
17789 PR middle-end/36021
17790 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
17792 2008-04-22 Tomas Bily <tbily@suse.cz>
17794 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
17796 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
17798 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
17799 * tree-ssa-structalias.c (get_constraint_for): Likewise.
17800 * tree-inline.c (estimate_num_insns_1): Likewise.
17801 * varasm.c (const_hash_1, compare_constant, copy_constant)
17802 (compute_reloc_for_constant, output_addressed_constants): Likewise.
17803 * emit-rtl.c (component_ref_for_mem_expr)
17804 (set_mem_attributes_minus_bitpos): Likewise.
17805 * expr.c (highest_pow2_factor, expand_expr_real_1, )
17806 (is_aligning_offset): Likewise.
17807 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
17808 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
17809 * dojump.c (do_jump): Likewise.
17810 * builtins.c (get_pointer_alignment, get_memory_rtx)
17811 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
17812 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
17814 2008-04-23 Jakub Jelinek <jakub@redhat.com>
17816 PR rtl-optimization/36017
17817 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
17818 expanding the library call.
17820 2008-04-22 Ian Lance Taylor <iant@google.com>
17822 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
17823 than size_in_bytes.
17825 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
17827 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
17828 of LR/CTR moves for Power6.
17830 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
17832 PR middle-end/36003
17833 * passes.c (init_optimization_passes): Remove
17834 pass_fast_rtl_byte_dce.
17836 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
17839 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
17840 builtin functions to generate faster code.
17841 (_mm_cvtpu16_ps): Ditto.
17842 (_mm_cvtpi32x2_ps): Ditto.
17844 2008-04-22 Nick Clifton <nickc@redhat.com>
17846 * common.opt (ftree-loop-distribution): Add Optimization
17849 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
17850 (frv_expand_builtin_va_start): Likewise.
17852 * config/arm/arm.c (thumb_find_work_register): Fix location of
17853 argument register count.
17855 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17857 Support scheduling for ColdFire V1 and V3 microarchitecture.
17858 Improve scheduling of multiplication instructions.
17860 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
17861 (mac): New instruction attribute.
17862 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
17863 (m68k_sched_mac): New variable.
17864 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
17865 Handle cfv1 and cfv3.
17866 (max_insn_size): New static variable.
17867 (struct _sched_ib): New type.
17868 (sched_ib): New static variable.
17869 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
17870 to fields of 'struct _sched_ib sched_ib'. Update all uses.
17871 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
17873 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
17874 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
17875 new variables. Update.
17876 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
17877 Add modeling of cfv3 instruction buffer. Update.
17878 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
17879 * config/m68k/m68k.h (TUNE_CFV3): New macro.
17880 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
17881 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
17882 a particular reservation applies to.
17883 (type2): Reorganize attribute values. Rename alu to alu_reg,
17884 alu_l to alu, move_l to omove. Join move to alu. Split mul
17885 to mul_l and mul_w.
17886 (cf_ib_*): Simplify description of instruction buffer.
17887 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
17888 (cf_mem): Split into cf_mem1 and cf_mem2.
17889 (cf_v2_move_??): Rename to cfv12_alu_??.
17890 (cf_v2_move_l_??): Rename to cfv12_omove_??.
17891 (cf_v2_mul_??): Remove reservations.
17892 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
17893 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
17894 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
17896 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
17897 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
17898 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
17899 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
17900 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
17901 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
17902 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
17903 expansions of the above reservations for instructions of sizes
17906 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17908 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
17910 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
17912 * coverage.c: Include tree-pass.h.
17913 (coverage_counter_alloc): Print da_file_name to the dump file.
17915 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
17917 * sbitmap.c (sbitmap_range_empty_p): New function.
17918 * sbitmap.h (sbitmap_range_empty_p): New function.
17919 * bitmap.h: Now includes obstack.h.
17921 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
17922 Kenneth Zadeck <zadeck@naturalbridge.com>
17924 * dbgcnt.def (ra_byte_scan): Added.
17925 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
17926 when the last hit happens for a counter.
17927 * timevar.def (TV_DF_BYTE_LR): New variable.
17928 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
17929 * passes.c (pass_fast_rtl_byte_dce): New pass.
17930 * fwprop.c (update_df): Added mode to call df_ref_create.
17931 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17932 DF_REF_EXTRACT_OFFSET.
17933 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
17934 DF_BYTE_LR_OUT, df_byte_lr): New macro.
17936 (df_ref_extract): Added mode field.
17937 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
17938 DF_REF_EXTRACT_OFFSET.
17939 (DF_REF_EXTRACT_MODE): New macro.
17940 (df_byte_lr_bb_info): New structure.
17941 (df_print_byte_regset, df_compute_accessed_bytes,
17942 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
17943 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
17944 df_byte_lr_simulate_uses,
17945 df_byte_lr_simulate_artificial_refs_at_top,
17946 df_byte_lr_simulate_artificial_refs_at_end,
17947 df_compute_accessed_bytes): New function.
17948 (df_ref_create): Add parameter.
17949 (df_byte_lr_get_bb_info): New inline function.
17950 * df-scan.c (df_ref_record, df_uses_record,
17951 df_ref_create_structure): Added mode parameter.
17952 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
17953 df_defs_record, df_uses_record, df_get_conditional_uses,
17954 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
17955 df_entry_block_defs_collect, df_exit_block_uses_collect):
17956 Added mode parameter to calls to df_ref_record, df_uses_record,
17957 df_ref_create_structure.
17958 (df_ref_equal_p, df_ref_compare): Added test for modes.
17959 (df_ref_create_structure): Added code to set mode. Renamed
17960 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17961 DF_REF_EXTRACT_OFFSET.
17962 * df-core.c (df_print_byte_regset): New function.
17963 * df-byte-scan.c: New file.
17964 * df-problems.c (df_rd_transfer_function): Removed unnecessary
17965 calls to BITMAP_FREE.
17966 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
17967 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
17968 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
17969 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
17970 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
17971 df_byte_lr_local_compute, df_byte_lr_init,
17972 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
17973 df_byte_lr_transfer_function, df_byte_lr_free,
17974 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
17975 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
17976 df_byte_lr_simulate_uses,
17977 df_byte_lr_simulate_artificial_refs_at_top,
17978 df_byte_lr_simulate_artificial_refs_at_end): New function.
17979 * dce.c (byte_dce_process_block): New function.
17980 (dce_process_block): au is now passed in rather than computed
17981 locally. Changed loops that look at artificial defs to not look
17982 for conditional or partial ones, because there never are any.
17983 (fast_dce): Now is able to drive byte_dce_process_block or
17984 dce_process_block depending on the kind of dce being done.
17985 (rest_of_handle_fast_dce): Add parameter to fast_dce.
17986 (rest_of_handle_fast_byte_dce): New function.
17987 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
17988 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
17990 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
17993 * gcc.h: Added fortran options that take arguments to
17994 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
17997 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
17999 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
18000 scalarization if on the LHS and not a full access.
18002 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18004 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
18006 2008-04-18 Rafael EspÃndola <espindola@google.com>
18008 * tree-vrp.c (find_case_label_index): Fix the binary search.
18009 (find_case_label_range): New.
18010 (vrp_visit_switch_stmt): Use find_case_label_range.
18011 (simplify_switch_using_ranges): Use find_case_label_range.
18013 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
18015 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
18016 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
18018 2008-04-18 Tom Tromey <tromey@redhat.com>
18021 * doc/cpp.texi (Implementation-defined behavior): Mention
18024 2008-04-18 Ian Lance Taylor <iant@google.com>
18026 * fold-const.c (pointer_may_wrap_p): New static function.
18027 (fold_comparison): Add another test for pointer overflow. Use
18028 pointer_may_wrap_p to disable some false positives.
18030 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
18032 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
18033 (fname_as_string): Match updated cpp_interpret_string prototype.
18034 (fix_string_type): Support char16_t* and char32_t*.
18035 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
18036 derivative) nodes. Register as builtin if C++0x.
18037 (c_parse_error): Support CPP_CHAR{16,32}.
18038 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
18039 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
18040 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
18041 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
18042 CTI_CHAR32_ARRAY_TYPE>: New elements.
18043 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
18044 char32_type_node, signed_char32_type_node, char16_array_type_node,
18045 char32_array_type_node): New defines.
18046 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
18047 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
18048 (lex_string): Support CPP_STRING{16,32}, match updated
18049 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
18050 (lex_charconst): Support CPP_CHAR{16,32}.
18051 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
18052 and CPP_STRING{16,32}.
18054 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
18057 * aclocal.m4: Regenerate.
18058 * configure: Regenerate.
18060 2008-04-18 Jan Hubicka <jh@suse.cz>
18062 * except.c (dw2_size_of_call_site_table,
18063 sjlj_size_of_call_site_table): Use vector API for call_site_record.
18065 * cgraphbuild.c (build_cgraph_edges): Update.
18066 * tree-pass.h: Update comment.
18067 * final.c (leaf_function_p): Update.
18068 (leaf_renumber_regs): Update.
18069 (rest_of_clean_state): Update.
18070 * omp-low.c (expand_omp_parallel): Update.
18071 * ipa-reference.c (analyze_function): Update.
18072 * reorg.c (find_end_label): Update.
18073 (optimize_skip): Update.
18074 (fill_simple_delay_slots): Update.
18075 (fill_simple_delay_slots): Update.
18076 (make_return_insns): Update.
18077 (dbr_schedule): Update.
18078 * gimple-low.c (record_vars_into): Update.
18079 * cfgbuild.c (make_edges): Update.
18080 * function.c (assign_stack_local): Update.
18081 (assign_parm_adjust_stack_rtl): Update.
18082 (locate_and_pad_parm): Update.
18083 (allocate_struct_function): Do not initialize stack_alignment_needed
18084 and preferred_stack_boundary here.
18085 (stack_protect_prologue): Update.
18086 (stack_protect_epilogue): Update.
18087 (expand_function_start): Initialize stack_alignment_needed,
18088 preferred_stack_boundary and max_jumptable_ents.
18089 (expand_function_end): Update.
18090 (free_after_compilation): Do not NULLify epilogue_delay_list.
18091 * function.h (struct rtl_data): Add stack_protect_guard,
18092 stack_alignment_needed,
18093 preferred_stack_boundary, epilogue_delay_list.
18094 (struct function): Remove value_histograms, stack_alignment_needed,
18095 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
18097 unexpanded_var_list, stack_protect_guard.
18098 (current_function_epilogue_delay_list): Remove.
18099 * ipa-type-escape.c (analyze_function): Update.
18100 * gimplify.c (pop_gimplify_context): Update comment.
18101 * calls.c (expand_call): Update.
18102 (emit_library_call_value_1): Update.
18103 * except.c (set_nothrow_function_flags): Update.
18104 * cfgexpand.c (get_decl_align_unit): Update.
18105 (create_stack_guard): Update.
18106 (estimated_stack_frame_size): Update.
18107 (expand_used_vars): Update.
18108 (tree_expand_cfg): Free histogram earliers, init expansion variables.
18109 * explow.c (allocate_dynamic_stack_space): Update.
18110 * tree-ssa-live.c (remove_unused_locals): Update.
18111 * varasm.c (mark_constant_pool): Update.
18112 * tree-inline.c (remap_decls): Update.
18113 (initialize_cfun): Update.
18114 (declare_return_variable): Update.
18115 (inline_forbidden_p): Update.
18116 (expand_call_inline): Update.
18117 (declare_inline_vars): Update.
18118 (tree_function_versioning): Update.
18119 * tree-flow.h (value_histograms): New.
18120 (VALUE_HISTOGRAMS): New macro.
18121 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
18123 * tree-cfg.c (set_bb_for_stmt): Update.
18124 (replace_by_duplicate_decl): Update.
18125 (move_block_to_fn): Update.
18126 (new_label_mapper): Update.
18127 (dump_function_to_file): Update.
18128 * ipa-struct-reorg.c (build_data_structure): Update.
18129 * cfgrtl.c (print_rtl_with_bb): Update.
18130 * reload1.c (reload): Update.
18132 * config/i386/i386.c (setup_incoming_varargs_64,
18133 ix86_compute_frame_layout): Update.
18134 * config/arc/arc.c (arc_output_function_epilogue): Update.
18136 2008-04-18 Marius Strobl <marius@FreeBSD.org>
18138 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
18139 for FreeBSD as well.
18140 * gthr-posix95.h: Likewise.
18142 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
18144 PR rtl-optimization/35838
18145 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
18146 out the byte offset of the first subreg.
18148 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
18150 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
18151 to split_ti instead of three separate calls with single member arrays.
18152 (subti3 splitter): Ditto.
18153 (adddi3 splitter): Ditto with split_di.
18154 (subdi3 splitter): Ditto.
18155 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
18156 two separate calls with single member arrays. Swap match_dup
18157 operands 1 and 2 to better fit into the array.
18158 (negdi2 splitter): Ditto with split_di.
18159 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
18160 two separate calls with single member arrays. Swap match_dup operands
18161 6 and 7 to better fit into the array.
18163 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
18165 * config/i386/i386.c (sse_builtin_type): New.
18166 (bdesc_sse_args): Likewise.
18167 (bdesc_sse_3arg): Removed.
18168 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
18169 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
18170 IX86_BUILTIN_ROUNDPS.
18171 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
18172 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
18173 IX86_BUILTIN_ROUNDPS.
18174 (ix86_expand_sse_4_operands_builtin): Removed.
18175 (ix86_expand_sse_operands_builtin): New.
18176 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
18177 and CODE_FOR_sse4_1_roundps.
18178 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
18179 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
18181 2008-04-17 Alan Modra <amodra@bigpond.net.au>
18184 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
18185 regs before frame pop when needed. If use_backchain_to_restore_sp
18186 then load backchain into a temp reg to restore vr and vrsave. Add
18187 code to restore vr after frame pop if possible.
18189 2008-04-17 Richard Guenther <rguenther@suse.de>
18191 * tree-vn.c (expressions_equal_p): Do not check type
18192 equality or compatibility before calling operand_equal_p.
18193 * fold-const.c (operand_equal_p): Check equivalence of
18194 integer constants before bailing out due to signedness or
18195 precision differences.
18196 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
18197 spurious differences in type qualification. Ignore types
18198 for COMPONENT_REFs at all.
18200 2008-04-17 Christian Bruel <christian.bruel@st.com>
18202 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
18203 msw_skip comparison.
18205 2008-04-16 Jakub Jelinek <jakub@redhat.com>
18208 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
18211 PR tree-optimization/35899
18212 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
18213 rather than TREE_OPERAND.
18215 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
18218 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
18219 temporary registers. Change operand predicate to general_operand.
18220 (remainderxf3): Ditto.
18222 2008-04-16 Richard Guenther <rguenther@suse.de>
18224 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
18225 * tree-affine.c (aff_combination_expand): Look through some
18228 2008-04-15 Doug Kwan <dougkwan@google.com>
18230 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
18232 * tree-pretty-print.c (dump_generic_node): Ditto.
18233 * final.c (output_addr_const): Ditto.
18234 * dwarf2out.c (output_cfi): Ditto.
18235 * c-pretty-print.c (pp_c_integer_constant): Ditto.
18236 * print-rtl.c (print_rtx): Ditto.
18237 * print-tree.c (print_node_brief, print_node): Ditto.
18238 * c-common.c (match_case_to_enum_1): Ditto.
18239 * sched-vis.c (print_value): Ditto.
18240 * config/i386/i386.c (print_operand): Cast to long unsigned int
18243 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
18244 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
18245 MS Windows VirtualProtect function.
18247 2008-04-15 Jan Hubicka <jh@suse.cz>
18249 * gengtype.c (write_root): Param_is argument is OK.
18250 * expr.c (expand_expr_real_1): Update call of get_exception_*.
18251 * function.h: Include varray.h
18252 (rtl_eh): New stucture based on except.c one.
18253 (call_site_record): New forward declaration and vector type.
18254 * calls.c (emit_call_1): Do not call
18255 note_current_region_may_contain_throw.
18256 * except.c (eh_status): Remove cur_region, try_region since they are
18258 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
18259 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
18260 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
18261 Remove call_site_data_used, call_site_data_size.
18262 Turn call_site_record into vector in function.h.
18263 (note_current_region_may_contain_throw): Remove.
18264 (get_exception_pointer, get_exception_filter): Do not take struct
18265 function argument; update.
18266 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
18267 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
18268 build_post_landing_pads, dw2_build_landing_pads,
18269 sjlj_assign_call_site_values, sjlj_mark_call_sites,
18270 sjlj_emit_function_enter, sjlj_emit_function_enter,
18271 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
18272 sjlj_build_landing_pads, finish_eh_generation,
18273 remove_exception_handler_label, remove_eh_handler,
18274 maybe_remove_eh_handler, add_reachable_handler,
18275 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
18276 add_action_record, collect_one_action_chain, add_call_site,
18277 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
18278 sjlj_output_call_site_table, output_function_exception_table,
18279 * except.h (note_current_region_may_contain_throw): Remove
18280 (get_exception_pointer, get_exception_filter): Do not take struct
18282 * Makefile.in (GTFILES): Put varargs before struct function.
18284 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
18286 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
18287 punt for STRING_CST.
18288 (get_constraint_for): Deal with STRING_CST here instead.
18290 2008-04-15 Richard Guenther <rguenther@suse.de>
18292 * tree-ssa-propagate.c (substitute_and_fold): Substitute
18293 statements in a basic-block with a backward walk. Do not
18294 substitute into dead statements but instead remove those.
18296 2008-04-15 Richard Guenther <rguenther@suse.de>
18298 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
18299 to zero, thus disable creation of SFTs.
18301 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
18303 * tree-predcom.c (suitable_reference_p): Return false if the
18304 reference can throw.
18306 2008-04-15 Jakub Jelinek <jakub@redhat.com>
18309 * c-decl.c (finish_decl): If extern or static var has variable
18310 size, set TREE_TYPE (decl) to error_mark_node.
18312 2008-04-15 Rafael EspÃndola <espindola@google.com>
18314 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
18317 2008-04-15 Richard Guenther <rguenther@suse.de>
18319 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
18320 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
18321 (visit_reference_op_load): Do walk vuse-vdef chains on
18322 vn_reference_lookup.
18323 (visit_reference_op_store): But do not here.
18324 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
18325 vn_reference_lookup.
18326 (vn_lookup_with_vuses): But do so here.
18328 2008-04-14 Ian Lance Taylor <iant@google.com>
18330 * fold-const.c (fold_overflow_warning): Remove assertion.
18332 2008-04-15 Ben Elliston <bje@au.ibm.com>
18334 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
18335 temp1 local variables.
18337 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
18340 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
18341 ".text.unlikely" section as executable.
18343 2008-04-14 James E. Wilson <wilson@tuliptree.org>
18345 * config/ia64/ia64.c (rtx_needs_barrier): Handle
18346 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
18347 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
18348 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
18349 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
18350 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
18351 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
18353 2008-04-14 Ian Lance Taylor <iant@google.com>
18355 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
18356 * fold-const.c (fold_comparison): If appropriate, test
18357 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
18358 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
18359 reassociating a pointer type.
18360 * doc/invoke.texi (Optimize Options): Document that
18361 -fstrict-overflow applies to pointer wraparound.
18363 2008-04-13 Jan Hubicka <jh@suse.cz>
18365 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
18367 2008-04-12 Andrew Pinski <pinskia@gmail.com>
18369 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
18370 we are going to "save the world".
18372 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
18374 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
18375 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
18376 operand 0 constraint, not "=".
18378 2008-04-11 James E. Wilson <wilson@tuliptree.org>
18380 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
18382 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
18384 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
18385 of size of positions_needed * CHAR_BIT.
18387 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
18389 PR middle-end/35897
18390 * dse.c (store_info): Change positions_needed to unsigned
18392 (lowpart_bitmask): New.
18393 (record_store): Cast to unsigned HOST_WIDE_INT for
18394 positions_needed. Assert width <= size of positions_needed *
18395 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
18396 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
18397 lowpart_bitmask to set mask.
18399 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18401 * config/bfin/constraints.md: New file.
18402 * config/bfin/bfin.md: Include it.
18403 (adddi3): Use satisfies_constraint functions instead of the old macros.
18404 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
18405 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
18406 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
18407 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
18408 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
18409 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
18410 EXTRA_CONSTRAINT): Delete.
18411 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
18412 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
18414 * config/bfin/bfin.c: Include "tm-constrs.h".
18415 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
18416 Use satisfies_constraint functions instead of the old macros.
18417 * doc/md.texi (Blackfin Constraints): Update file name reference.
18419 2008-04-11 Richard Guenther <rguenther@suse.de>
18421 PR tree-optimization/35869
18422 * tree-vrp.c (execute_vrp): Move switch statement update after
18423 jump threading. Schedule another cfg cleanup run.
18425 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
18428 * attribs.c (decl_attributes): Return early on errorneous node.
18430 2008-04-10 Oleg Ryjkov <olegr@google.com>
18432 * tree.h (struct tree_base): Added a new flag default_def_flag.
18433 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
18435 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
18437 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
18439 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18442 * pa.md: Define mode iterator P. Define mode attribute dwc.
18443 (dcacheflush): Update pattern to use iterator P and attribute dwc.
18444 (icacheflush): Likewise.
18445 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
18446 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
18448 2008-04-11 Ben Elliston <bje@au.ibm.com>
18450 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
18452 2008-04-10 Rafael EspÃndola <espindola@google.com>
18454 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
18455 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
18456 (extract_range_from_expr): The same.
18458 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
18460 * config/mips/mips.md (GPR2): New mode iterator.
18461 (seq): Add comment.
18462 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
18463 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
18464 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
18465 Rewrite these to take two modes, the mode of comparison and the
18466 mode of the destination.
18467 * config/mips/mips.c (mips_expand_scc): Instead of having
18468 paradoxical subreg as destination, expand "narrowing" scc if mode
18469 of comparison is SI and target is requested in DI mode.
18470 (mips_emit_int_order_test): Update comment. Make mode of
18471 comparison match CMP0 rather than TARGET. When creating inverse
18472 target use mode of TARGET.
18474 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
18476 * gcov-dump.c (tag_summary): Only print summaries for the first
18477 GCOV_COUNTERS_SUMMABLE counters.
18479 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
18481 * config/i386/i386.md (absneg): New code iterator.
18482 (absnegprefix): New code attribute.
18483 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
18484 patterns using absneg code iterator.
18485 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
18486 using absneg code iterator.
18487 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
18488 *neg<mode>2 patterns using absneg code iterator.
18489 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
18490 *negextendsfdf2 patterns using absneg code iterator.
18491 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
18492 *negextendsfxf2 patterns using absneg code iterator.
18493 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
18494 *negextendsfdf2 patterns using absneg code iterator.
18495 * config/i386/sse.md (<code><mode>2): Macroize expander from
18496 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
18498 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
18500 * config/s390/s390.h: Remove the remains of the recent search
18501 & replace action of current_function_outgoing_args_size.
18503 2008-04-10 Ira Rosen <irar@il.ibm.com>
18505 PR tree-optimization/35821
18506 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
18507 NEW_STMT_LIST is not NULL.
18509 2008-04-09 David Edelsohn <edelsohn@gnu.org>
18512 * toplev.c (process_options): Remove -ffunction-sections debugging
18515 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
18517 PR middle-end/PR28690
18518 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
18519 than gen_rtx_fmt_ee to perform more canonicalizations.
18521 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18524 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
18526 2008-04-09 Richard Guenther <rguenther@suse.de>
18528 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
18529 (dump_function_to_file): Dump function arguments with types.
18531 2008-04-08 Richard Guenther <rguenther@suse.de>
18533 * fold-const.c (fold_widened_comparison): Do not allow
18534 sign-changes that change the result.
18536 2008-04-08 Janis Johnson <janis187@us.ibm.com>
18539 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
18540 kinds of indirect references.
18542 2008-04-08 David Edelsohn <edelsohn@gnu.org>
18544 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
18545 GNU Fortran language string.
18547 2008-04-08 Rafael EspÃndola <espindola@google.com>
18549 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
18550 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
18551 * tree.h (tree_call_nonnegative_warnv_p): New.
18553 2008-04-08 Jan Hubicka <jh@suse.cz>
18555 * function.c (free_after_compilation): Clear out regno_reg_rtx
18558 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
18561 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
18563 PR middle-end/PR28690
18564 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
18565 same precedence as REG_POINTER and MEM_POINTER operands.
18567 2008-04-08 Richard Guenther <rguenther@suse.de>
18569 PR middle-end/35834
18570 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
18571 for adding index to base.
18573 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
18575 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
18576 (MINGW_ENABLE_EXECUTE_STACK): New.
18577 (IN_LIBGCC2): For libgcc include windows.h file for
18578 function declarations.
18580 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
18582 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
18583 and tem2 if tem1 is not a REG or MULT.
18585 2008-04-08 Jan Hubicka <jh@suse.cz>
18587 * function.h (incomming_args): Break out of struct function.
18588 (function_subsections): Break out of struct function.
18589 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
18590 return_rtx and hard_reg_initial_vals from struct function.
18591 Kill inl_max_label_num.
18592 (current_function_pops_args, current_function_args_info,
18593 current_function_args_size, current_function_args_size,
18594 current_function_pretend_args_size,
18595 current_function_outgoing_args_size,
18596 current_function_internal_arg_pointer, current_function_return_rtx):
18597 Kill compatibility accestor macros.
18598 * builtins.c (expand_builtin_apply_args_1): Update.
18599 (expand_builtin_next_arg): Update.
18600 * df-scan.c (df_get_call_refs): Update.
18601 * dbxout.c (dbxout_function_end): Update.
18602 * dwarf2out.c (dwarf2out_switch_text_section): Update.
18603 (output_line_info): Update.
18604 (secname_for_decl): Update.
18605 (dwarf2out_var_location): Update.
18606 * function.c (free_after_compilation): Update.
18607 (assign_parm_find_stack_rtl): Update.
18608 (assign_parms): Update.
18609 (expand_dummy_function_end): Update.
18610 (expand_function_end): Update.
18611 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
18612 (expand_call): Update.
18613 (emit_library_call_value_1): Update.
18614 (store_one_arg): Update.
18615 * varasm.c (initialize_cold_section_name): Update.
18616 (unlikely_text_section): Update.
18617 (unlikely_text_section_p): Update.
18618 (assemble_start_function): Update.
18619 (assemble_end_function): Update.
18620 (default_section_type_flags): Update.
18621 (switch_to_section): Update.
18622 * integrate.c (set_decl_abstract_flags): Update.
18623 (get_hard_reg_initial_val): Update.
18624 (has_hard_reg_initial_val): Update.
18625 (allocate_initial_values): Update.
18626 * resource.c (init_resource_info): Update.
18627 * config/alpha/alpha.c (NUM_ARGS): Update.
18628 (direct_return): Update.
18629 (alpha_va_start): Update.
18630 (alpha_sa_size): Update.
18631 (alpha_initial_elimination_offset): Update.
18632 (alpha_expand_prologue): Update.
18633 (alpha_start_function): Update.
18634 (alpha_expand_epilogue): Update.
18635 (unicosmk_initial_elimination_offset):
18636 * config/alpha/alpha.md (call expander): Update.
18637 * config/s390/s390.c (s390_register_info): Update.
18638 (s390_register_info): Update.
18639 (s390_frame_info): Update.
18640 (s390_initial_elimination_offset): Update.
18641 (s390_build_builtin_va_list): Update.
18642 (s390_va_start): Update.
18643 * config/spu/spu.c (direct_return): Update.
18644 (spu_expand_prologue): Update.
18645 (spu_initial_elimination_offset): Update.
18646 (spu_build_builtin_va_list): Update.
18647 (spu_va_start): Update.
18648 * config/sparc/sparc.c (sparc_init_modes): Update.
18649 (sparc_compute_frame_size): Update.
18650 (function_value): Update.
18651 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
18652 * config/i386/i386.md (return expander): Update.
18653 * config/i386/i386.c (ix86_va_start): Update.
18654 (ix86_can_use_return_insn_p): Update.
18655 (ix86_compute_frame_layout): Update.
18656 (ix86_expand_epilogue): Update.
18657 * config/sh/sh.c (output_stack_adjust): Update.
18658 (calc_live_regs): Update.
18659 (sh_expand_prologue): Update.
18660 (sh_builtin_saveregs): Update.
18661 (sh_va_start): Update.
18662 (initial_elimination_offset): Update.
18663 (sh_allocate_initial_value): Update.
18664 (sh_function_ok_for_sibcall): Update.
18665 (sh_get_pr_initial_val): Update.
18666 * config/sh/sh.md (return expander): Update.
18667 * config/avr/avr.c (frame_pointer_required_p): UPdate.
18668 * config/crx/crx.c (crx_compute_frame): UPdate.
18669 (crx_initial_elimination_offset): UPdate.
18670 * config/xtensa/xtensa.c (compute_frame_size): Update
18671 (xtensa_builtin_saveregs): Update.
18672 (xtensa_va_start): Update.
18673 (order_regs_for_local_alloc): Update.
18674 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
18675 (xstormy16_expand_builtin_va_start): Update.
18676 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
18677 * config/m68hc11/m68hc11.md (return expanders): Update.
18678 * config/m68hc11/m68hc11.c (expand_prologue): Update.
18679 (expand_epilogue): Update.
18680 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
18681 (cris_simple_epilogue): Update.
18682 (cris_expand_prologue): Update.
18683 (cris_expand_epilogue): Update.
18684 * config/iq2000/iq2000.c (iq2000_va_start): Update.
18685 (compute_frame_size): Update.
18686 * config/mt/mt.c (mt_compute_frame_size): Update.
18687 * config/mn10300/mn10300.c (expand_prologue): Update.
18688 (expand_epilogue): Update.
18689 (initial_offset): Update.
18690 (mn10300_builtin_saveregs):
18691 * config/mn10300/mn10300.md (return expander): Update.
18692 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
18693 (ia64_initial_elimination_offset): Update.
18694 (ia64_initial_elimination_offset): Update.
18695 (ia64_expand_prologue): Update.
18696 * config/m68k/m68k.md (return expander): Update.
18697 * config/rs6000/rs6000.c (rs6000_va_start): Update.
18698 (rs6000_stack_info): Update.
18699 * config/mcore/mcore.c (layout_mcore_frame): Update.
18700 (mcore_expand_prolog): Update.
18701 * config/arc/arc.c (arc_compute_frame_size): Update.
18702 * config/score/score3.c (score3_compute_frame_size): Update.
18703 * config/score/score7.c (score7_compute_frame_size): Update.
18704 * config/arm/arm.c (use_return_insn): Update.
18705 (thumb_find_work_register): Update.
18706 (arm_compute_save_reg_mask): Update.
18707 (arm_output_function_prologue): Update.
18708 (arm_output_epilogue): Update.
18709 (arm_size_return_regs): Update.
18710 (arm_get_frame_offsets): Update.
18711 (arm_expand_prologue): Update.
18712 (thumb_exit): Update.
18713 (thumb_unexpanded_epilogue): Update.
18714 (thumb1_output_function_prologue): Update.
18715 * config/pa/pa.md (return expander): Update.
18716 * config/pa/pa.c (compute_frame_size): Update.
18717 (hppa_builtin_saveregs): Update.
18718 * config/mips/mips.c (mips_va_start): Update.
18719 (mips16_build_function_stub): Update.
18720 (mips_compute_frame_info): Update.
18721 (mips_restore_gp): Update.
18722 (mips_output_function_prologue): Update.
18723 (mips_expand_prologue): Update.
18724 * config/v850/v850.c (compute_frame_size): Update.
18725 (expand_prologue): * config/mmix/mmix.c (along): update.
18726 (mmix_initial_elimination_offset): update.
18727 (mmix_reorg): update.
18728 (mmix_use_simple_return): update.
18729 (mmix_expand_prologue): update.
18730 (mmix_expand_epilogue): Update.
18731 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
18732 (emit_link_insn): Update.
18734 2008-04-08 Anatoly Sokolov <aesok@post.ru>
18736 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
18737 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
18739 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
18742 2008-04-07 Jan Hubicka <jh@suse.cz>
18744 * function.h (rtl): Rename to x_rtl.
18745 (crtl): New define.
18746 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
18747 frame_offset, stack_check_probe_note, arg_pointer_save_area,
18748 used_temp_slots avail_temp_slots, temp_slot_level,
18749 nonlocal_goto_handler_labels): Update accesstors.
18750 (rtl): New global variable.
18751 (struct function): Move some fileds to rtl_data.
18752 (get_arg_pointer_save_area): Update prototype.
18753 * builtins.c (expand_builtin_setjmp_receiver): Update call of
18754 get_arg_pointer_save_area.
18755 * expr.c (init_expr): Update
18756 * function.c (get_frame_size): Update
18757 (assign_stack_local): Update
18758 (expand_function_end): Update.
18759 (get_art_pointer_save_area): Update
18761 * emit-rtl.c (rtl): Declare.
18762 (regno_reg_rtx): Declare.
18763 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
18765 (gen_reg_rtx): Update.
18766 * varasm.c (n_deferred_constatns): Update accestor.
18767 (init_varasm_status): Do not allocate varasm_status.
18768 (force_const_mem, get_pool_size, output_constant_pool): Update.
18769 * stmt.c (force_label_rtx): Do not use x_ prefixes.
18770 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
18771 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
18772 * sparc/sparc.h (INIT_EXPANDERS): Update.
18773 * ia64/ia64.h (INIT_EXPANDERS): Update.
18775 2008-04-07 James E. Wilson <wilson@tuliptree.org>
18777 * reload.c (push_secondary_reload): Add missing break to for loop.
18779 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
18781 PR middle-end/PR28690
18782 * rtlanal.c: Update copyright years.
18783 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
18784 as REG_POINTER and MEM_POINTER operands.
18785 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
18786 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
18787 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
18788 * gcse.c: Update copyright years.
18789 (pre_delete): Call gen_reg_rtx_and_attrs.
18790 (hoist_code): Likewise.
18791 (build_store_vectors): Likewise.
18792 (delete_store): Likewise.
18793 * loop-invariant.c (move_invariant_reg): Likewise.
18794 Update copyright years.
18796 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
18798 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
18799 control string instead of quoted.
18801 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
18803 * doc/rtl.texi: Rewrite of subreg section.
18805 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
18808 * config/i386/i386.c (legitimize_pic_address): Add treating
18809 of dllimport SYM_REF's.
18810 (legitimize_dllimport_symbol): Add prototype.
18812 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
18814 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
18815 reference in constructor with non self-referential type.
18817 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
18819 Removal of Return with Depressed Stack Pointer support
18820 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
18821 (ECF_SP_DEPRESSED): Likewise.
18822 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
18823 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
18824 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18825 (expand_call): Do not test ECF_SP_DEPRESSED.
18826 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18827 * function.c (keep_stack_depressed): Delete.
18828 (handle_epilogue_set): Likewise.
18829 (update_epilogue_consts): Likewise.
18830 (emit_equiv_load): Likewise.
18831 (thread_prologue_and_epilogue_insns): Remove support for Return with
18832 Depressed Stack Pointer.
18833 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18835 2008-04-06 Richard Guenther <rguenther@suse.de>
18837 PR tree-optimization/35400
18838 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
18839 information from SSA_NAMEs.
18841 2008-04-06 Anatoly Sokolov <aesok@post.ru>
18843 * config/avr/avr.h (avr_mega_p): Remove declaration.
18844 (AVR_MEGA): Remove macro.
18845 * config/avr/avr.c (avr_mega_p): Remove variable.
18846 (avr_override_options): Remove inicializion of avr_mega_p.
18847 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18848 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18849 (avr_jump_mode): (Ditto.).
18850 (avr_output_progmem_section_asm_op): (Ditto.).
18851 (avr_asm_init_sections): (Ditto.).
18852 (avr_asm_init_sections): (Ditto.).
18853 (avr_rtx_costs): (Ditto.).
18854 * config/avr/avr.md: (Ditto.).
18855 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
18858 2008-04-06 Richard Guenther <rguenther@suse.de>
18860 PR tree-optimization/35842
18861 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
18862 is_gimple_invariant_address.
18864 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18866 * gcc.c (default_compilers): Sync Fortran extensions list with
18867 that in fortran/lang-specs.h.
18868 * doc/invoke.texi: Likewise.
18869 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
18870 * dwarf2out.c (gen_compile_unit_die): Likewise.
18872 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
18874 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
18876 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
18879 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
18880 attribute is used for nested functions.
18882 2008-04-05 Jan Hubicka <jh@suse.cz>
18884 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
18886 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
18888 (dump_files): Update.
18889 (enable_rtl_dump_file): Do not accept letter argument.
18890 * tree-pass.h (dump_file_info): Remove letter argument.
18891 * toplev.c (decode_d_option): Update -da handling.
18892 * toplev.h (enable_rtl_dump_file): Update prototype.
18893 * passes.c (register_one_dump_file): Do not accept IPA argument; work
18894 it out based on pass type.
18895 (register_dump_files_1): Likewise.
18896 (init_optimization_passes): Update register_one_dump_file calls.
18897 (execute_one_pass): Sanity check that IPA passes are called at IPA
18898 level and RTL passes at RTL level.
18899 (execute_pass_list): IPA pass can not be after or subpass of
18901 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
18902 disallov RTL subpasses of IPA subpasses.
18904 2008-04-05 Ben Elliston <bje@au.ibm.com>
18906 * tree-cfg.c (need_fake_edge_p): Return false for calls to
18907 builtins that return exactly once and do not throw. Cache call to
18910 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
18912 PR rtl-optimization/34916
18913 PR middle-end/35519
18914 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
18915 between instruction pairs.
18917 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
18919 * doc/invoke.texi: Document -mbitops for SH.
18920 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
18921 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
18922 * config/sh/sh.c (print_operand): Add %t operand code.
18923 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
18924 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
18925 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
18926 (extendqihi2): Likewise.
18927 (movqi_i): Likewise.
18928 (insv): Use bset, bclr and bst instructions for SH2A if possible.
18929 (extv): Use bld instruction for SH2A if possible.
18931 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
18932 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
18933 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
18934 (bset.b, bclr.b): Define peepholes.
18935 * config/sh/sh.opt (mbitops): New option.
18937 2008-04-04 Janis Johnson <janis187@us.ibm.com>
18940 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
18941 and view convert expression.
18943 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18946 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
18948 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
18950 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
18952 * config/i386/cpuid.h (bit_AES): New.
18953 (bit_PCLMUL): Likewise.
18955 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
18956 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
18957 SSE2 if AES or PCLMUL is enabled.
18958 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
18959 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18960 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
18961 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
18962 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
18963 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
18964 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18965 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
18966 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
18967 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
18968 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
18969 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
18970 __builtin_ia32_aeskeygenassist128 and
18971 __builtin_ia32_pclmulqdq128.
18972 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
18973 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
18974 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
18976 * config/i386/i386.h (TARGET_AES): New.
18977 (TARGET_PCLMUL): Likewise.
18978 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
18980 * config/i386/i386.md (UNSPEC_AESENC): New.
18981 (UNSPEC_AESENCLAST): Likewise.
18982 (UNSPEC_AESDEC): Likewise.
18983 (UNSPEC_AESDECLAST): Likewise.
18984 (UNSPEC_AESIMC): Likewise.
18985 (UNSPEC_AESKEYGENASSIST): Likewise.
18986 (UNSPEC_PCLMUL): Likewise.
18988 * config/i386/i386.opt (maes): New.
18989 (mpclmul): Likewise.
18991 * config/i386/sse.md (aesenc): New pattern.
18992 (aesenclast): Likewise.
18993 (aesdec): Likewise.
18994 (aesdeclast): Likewise.
18995 (aesimc): Likewise.
18996 (aeskeygenassist): Likewise.
18997 (pclmulqdq): Likewise.
18999 * config/i386/wmmintrin.h: New.
19001 * doc/extend.texi: Document AES and PCLMUL built-in function.
19003 * doc/invoke.texi: Document -maes and -mpclmul.
19005 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
19007 * function.c (free_after_parsing): Replace with
19008 cxx_push_function_context from C++ front-end.
19009 (allocate_struct_function): Don't call langhook.
19010 * langhooks.h (struct lang_hooks_for_functions): Delete.
19011 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
19013 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
19014 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
19015 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
19016 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
19017 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
19018 remove LANG_HOOKS_FUNCTION_INITIALIZER.
19019 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
19021 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
19022 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
19024 2008-04-04 Jakub Jelinek <jakub@redhat.com>
19027 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
19030 2008-04-04 Richard Guenther <rguenther@suse.de>
19032 PR middle-end/35823
19033 * fold-const.c (optimize_minmax_comparison): Use the correct
19034 type for the constant in the simplified comparison.
19036 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
19038 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
19039 Pass L2 size as "--param l2-cache-size" to the compiler.
19040 (decode_l2_cache): New function to decode L2 cache parameters using
19041 0x8000006 extended cpuid function.
19042 (detect_caches_amd): Determine parameters of L2 cache using
19043 decode_l2_caches function.
19044 (decode_caches_intel): Decode L2 cache parameters.
19045 (detect_caches_intel): Determine L2 cache parameters using
19046 decode_caches_intel and decode_l2_caches functions.
19048 2008-04-03 Bob Wilson <bob.wilson@acm.org>
19050 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
19051 secondary input reload for subword loads from the constant pool.
19053 2008-04-03 Janis Johnson <janis187@us.ibm.com>
19056 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
19057 constants of the appropriate size for runtime calculations.
19060 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
19061 decimal-float literal constant zero.
19063 2008-04-03 Jakub Jelinek <jakub@redhat.com>
19066 * c-parser.c (c_parser_omp_atomic): Call
19067 default_function_array_conversion on the RHS.
19069 PR middle-end/35818
19070 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
19071 call is_variable_sized if decl has incomplete type.
19073 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
19075 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
19077 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
19079 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
19081 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
19082 (sgt<u>): Merge sgt and sgtu into new expander.
19083 (sgt, sgtu): Remove expanders.
19084 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
19085 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
19086 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
19087 *sgtu_<mode>_mips16 into new pattern.
19088 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
19089 (sge<u>): Merge sge and sgeu into new expander.
19090 (sge, sgeu): Remove expanders.
19091 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
19093 (*sge_<mode>, second *sge_<mode>): Remove patterns.
19094 (slt<u>): Merge slt and sltu into new expander.
19095 (slt, sltu): Remove expanders.
19096 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
19097 (*slt_<mode>, *sltu_<mode>): Remove patterns.
19098 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
19099 *sltu_<mode>_mips16 into new pattern.
19100 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
19101 (sle<u>): Merge sle and sleu into new expander.
19102 (sle, sleu): Remove expanders.
19103 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
19104 (*sle_<mode>, *sleu_<mode>): Remove patterns.
19105 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
19106 *sleu_<mode>_mips16 into new pattern.
19107 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
19109 2008-04-03 Jan Hubicka <jh@suse.cz>
19111 PR tree-optimization/35795
19112 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
19113 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
19114 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
19115 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
19116 * score/score3.c (score3_output_mi_thunk): Likewise.
19117 * score/score7.c (score7_output_mi_thunk): Likewise.
19118 * mips/mips.c (mips_output_mi_thunk): Likewise.
19120 2008-04-03 Richard Guenther <rguenther@suse.de>
19122 * tree-vrp.c (extract_range_from_unary_expr): Handle all
19123 conversions. Simplify code.
19125 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
19127 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
19129 2008-04-03 Tom Tromey <tromey@redhat.com>
19130 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19132 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
19133 * config/bfin/t-bfin-linux (generated_files): Add
19134 linux-sysroot-suffix.h.
19135 * doc/install.texi (Prerequisites): Require make 3.80.
19136 * doc/sourcebuild.texi (Front End Directory): Document new
19138 * Makefile.in (generated_files): New variable.
19139 (ALL_HOST_OBJS): New variable.
19140 ($(ALL_HOST_OBJS)): New target.
19142 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
19144 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
19145 (remap_block): Call id->transform_lang_insert_block instead
19147 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
19148 Set id.transform_lang_insert_block to NULL.
19149 (clone_body): Move to cp/optimize.c
19150 * tree-inline.h (struct copy_body_data): Change
19151 transform_lang_insert_block to function pointer.
19152 (copy_generic_body, copy_decl_no_change): Export.
19153 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
19154 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
19155 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
19157 * c-tree.h (insert_block): Kill.
19158 * c-decl.c (insert_block): Kill.
19160 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
19162 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
19163 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
19164 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
19166 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
19167 argument, call {push,pop}_function_context from here.
19168 * c-parser.c: Use c_{push,pop}_function_context.
19170 * function.c (push_function_context_to): Move meat ...
19171 (push_function_context): ... here. Simplify.
19172 * function.c (pop_function_context_from): Move meat ...
19173 (pop_function_context): ... here. Simplify.
19174 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
19176 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
19177 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
19178 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
19179 * tree.h (push_function_context_to, pop_function_context_from): Remove.
19181 2008-04-03 Ben Elliston <bje@au.ibm.com>
19183 * expmed.c (extract_force_align_mem_bit_field): Remove.
19185 2008-04-03 Richard Guenther <rguenther@suse.de>
19187 PR middle-end/35800
19188 * expr.h (try_casesi): Adjust prototype.
19189 * expr.c (try_casesi): Take fallback label as extra parameter.
19190 Use that for gen_casesi if default_label is NULL.
19191 * stmt.c (expand_case): Pass fallback label to try_casesi,
19192 make sure to fill gaps with a fallback label if default_label
19195 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
19198 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
19200 2008-04-03 Ben Elliston <bje@au.ibm.com>
19202 * expmed.c (extract_split_bit_field): Remove if (0) code.
19203 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
19204 (do_ds_constraint): Likewise.
19206 2008-04-02 Joseph Myers <joseph@codesourcery.com>
19208 * doc/cppopts.texi (-dU): Document.
19209 * c-common.h (flag_dump_macros): Update comment.
19210 * c-opts.c (handle_OPT_d): Handle -dU.
19211 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
19212 dump_queued_macros, cb_used_define, cb_used_undef): New.
19213 (init_pp_output): Handle -dU.
19214 (cb_line_change): Call dump_queued_macros.
19215 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
19217 2008-04-02 Anatoly Sokolov <aesok@post.ru>
19219 * config/avr/predicates.md (io_address_operand): New predicate.
19220 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
19221 * config/avr/avr.c (avr_io_address_p): Remove function.
19222 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
19223 'avr_io_address_p' function.
19224 (out_movhi_r_mr): (Ditto.).
19225 (out_movqi_mr_r): (Ditto.).
19226 (out_movhi_mr_r): (Ditto.).
19227 (avr_address_cost): (Ditto.).
19229 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
19231 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
19232 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
19233 in 32bit mode when XMM registers are available to avoid store
19235 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
19236 corresponding post-reload splitters.
19238 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
19240 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
19241 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
19242 __builtin_ia32_roundss.
19243 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
19244 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
19245 __builtin_ia32_roundss.
19246 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
19247 IX86_BUILTIN_SHUFPD here.
19249 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
19251 * config/i386/i386.md (plogic): New.
19252 (plogicprefix): Likewise.
19254 * config/i386/mmx.md (mmx_<code><mode>3): New.
19255 (mmx_and<mode>3): Removed.
19256 (mmx_ior<mode>3): Likewise.
19257 (mmx_xor<mode>3): Likewise.
19259 * config/i386/sse.md (<code><mode>3): New.
19260 (*<code><mode>3): Likewise.
19261 (*<code><mode>3): Likewise.
19262 (<code><mode>3): Likewise.
19263 (*sse_<code><mode>3): Likewise.
19264 (*sse2_<code><mode>3): Likewise.
19265 (<code>tf3): Likewise.
19266 (*<code>tf3): Likewise.
19267 (and<mode>3): Likewise.
19268 (*and<mode>3): Likewise.
19269 (ior<mode>3): Removed.
19270 (*ior<mode>3): Likewise.
19271 (xor<mode>3): Likewise.
19272 (*xor<mode>3): Likewise.
19273 (*and<mode>3): Likewise.
19274 (*ior<mode>3): Likewise.
19275 (*xor<mode>3): Likewise.
19276 (and<mode>3): Likewise.
19277 (*sse_and<mode>3): Likewise.
19278 (*sse2_and<mode>3): Likewise.
19279 (andtf3): Likewise.
19280 (*andtf3): Likewise.
19281 (ior<mode>3): Likewise.
19282 (*sse_ior<mode>3): Likewise.
19283 (*sse2_ior<mode>3): Likewise.
19284 (iortf3): Likewise.
19285 (*iortf3): Likewise.
19286 (xor<mode>3): Likewise.
19287 (*sse_xor<mode>3): Likewise.
19288 (*sse2_xor<mode>3): Likewise.
19289 (xortf3): Likewise.
19290 (*xortf3): Likewise.
19292 2008-04-02 Richard Guenther <rguenther@suse.de>
19294 PR tree-optimization/14495
19295 PR tree-optimization/34793
19296 * tree-vrp.c (struct switch_update): New structure.
19297 (to_remove_edges, to_update_switch_stmts): New VECs.
19298 (simplify_switch_using_ranges): New function. Remove not taken
19299 case labels and edges.
19300 (simplify_stmt_using_ranges): Call it.
19301 (identify_jump_threads): Mark edges we have queued for removal
19302 so we don't thread them.
19303 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
19305 * tree-cfg.c (group_case_labels): Deal with missing default label.
19306 (tree_verify_flow_info): Allow missing default label.
19307 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
19308 (emit_case_nodes): Likewise.
19309 (expand_case): Do not rely on the default label to be present.
19310 * expr.c (try_casesi): Deal with NULL default_label.
19311 (do_tablejump): Likewise.
19313 2008-04-02 Richard Guenther <rguenther@suse.de>
19315 PR tree-optimization/14495
19316 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
19317 SWITCH_EXPR here ...
19318 (vrp_visit_switch_stmt): ... but here (new function).
19319 (find_case_label_index): New helper function.
19320 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
19322 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
19324 * fwprop.c: Fix ISO-C99ism.
19326 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
19329 * Makefile.in (objdir): Set it here.
19330 * configure.ac: Not here. Find dynamic linker characteristics.
19331 * exec-tool.in: Use them.
19332 * aclocal.m4: Regenerate.
19333 * configure: Regenerate.
19335 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
19337 * expr.c (expand_var): Delete it.
19338 * expr.h (expand_var): Delete prototype.
19339 * function.c (expand_function_start): Use expand_decl instead.
19340 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
19343 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
19345 PR rtl-optimization/35542
19346 * fwprop.c (forward_propagate_and_simplify): Replace
19347 loc_reg_mentioned_in_p with reg_mentioned_p.
19349 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
19351 PR rtl-optimization/35281
19352 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
19353 (propagate_rtx_1): Handle PR_HANDLE_MEM.
19354 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
19355 (varying_mem_p): Move above propagate_rtx.
19356 (all_uses_available_at): Do not check MEMs.
19358 2008-04-02 Rafael EspÃndola <espindola@google.com>
19360 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
19361 (register_edge_assert_for_2): Split the cond argument.
19362 (register_edge_assert_for_1): Adjust for the change in
19363 register_edge_assert_for_2.
19364 (register_edge_assert_for): Split the cond argument.
19365 (find_switch_asserts): Adjust for the change in
19366 register_edge_assert_for.
19368 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
19370 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
19371 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
19372 offsets for 64-bit mingw.
19373 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
19374 abi for x86_64-pc-mingw.
19376 2008-04-02 Richard Guenther <rguenther@suse.de>
19378 * tree-vrp.c (extract_range_from_assert): Make sure to not
19379 produce range min/max with TREE_OVERFOW set.
19380 If merging a anti-range and a range keep the anti-range if
19381 the range covers all values of the type.
19382 (register_edge_assert_for_2): Only allow sign-changing
19383 conversions in detecting canonical range checks. Also
19384 register an assert for the unsigned name if useful.
19386 PR tree-optimization/35787
19387 * tree-vrp.c (vrp_val_max): New function.
19388 (vrp_val_min): Likewise.
19389 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
19390 (vrp_val_is_min): Likewise.
19391 (supports_overflow_infinity): Use vrp_val_{min,max}.
19392 (negative_overflow_infinity): Likewise.
19393 (positive_overflow_infinity): Likewise.
19394 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
19395 (is_positive_overflow_infinity): Likewise.
19396 (is_overflow_infinity): Likewise.
19397 (avoid_overflow_infinity): Use vrp_val_{min,max} and
19398 vrp_val_is_{min,max}.
19399 (set_and_canonicalize_value_range): Canonicalize anti-ranges
19400 to ranges if possible. Avoid empty ranges.
19402 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19404 PR middle-end/35705
19405 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
19406 the expression is a function address.
19408 2008-04-01 George Helffrich <george@gcc.gnu.org>
19410 PR fortran/35154, fortran/23057
19411 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
19412 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
19413 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
19414 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
19416 (dbxout_syms): Check for COMMON-based symbol and wrap in
19417 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
19418 in bracket for efficiency.
19420 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
19421 using DW_TAG_common_block + member offset.
19422 (add_pubname_string): New function.
19423 (dw_expand_expr): New function to find block name and offset for
19425 (common_check): New function to check whether symbol in Fortran COMMON.
19426 (gen_variable_die): If COMMON, use DW_TAG_common_block.
19428 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
19431 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
19433 2008-04-02 Ben Elliston <bje@au.ibm.com>
19435 * config/v850/v850.md (casesi): Remove if (0) code.
19436 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
19437 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
19439 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
19441 * config/i386/i386.md (rex64suffix): New mode attribute.
19442 (floathi<mode>2): Disable expander for SSE math.
19443 (*floathi<mode>2_1): New insn insn_and_split pattern.
19444 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
19445 corresponding post-reload splitters.
19446 (*floathi<mode>2_i387): New macroized insn pattern.
19447 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
19448 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
19449 insn_and_split pattern.
19450 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
19451 New macroized instruction patterns and corresponding post-reload
19453 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
19454 and corresponding post-reload splitters.
19455 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
19456 New macroized instruction patterns.
19457 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
19458 macroized instruction patterns and corresponding post-reload splitters.
19459 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
19460 corresponding post-reload splitters.
19461 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
19462 New macroized instruction patterns.
19463 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
19464 corresponding post-reload splitters.
19465 (*floatsi<mode>2_i387): New macroized instruction patterns.
19467 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
19469 * config/i386/i386.md (smaxmin): New.
19470 (umaxmin): Likewise.
19471 (maxminiprefix): Likewise.
19472 (maxminfprefix): Likewise.
19473 (<code><mode>3): Likewise.
19474 (smin<mode>3): Removed.
19475 (smax<mode>3): Likewise.
19477 * config/i386/mmx.md (mmx_<code>v2sf3): New.
19478 (mmx_<code>v4hi3): Likewise.
19479 (mmx_<code>v8qi3): Likewise.
19480 (mmx_smaxv2sf3): Removed.
19481 (mmx_sminv2sf3): Likewise.
19482 (mmx_umaxv8qi3): Likewise.
19483 (mmx_smaxv4hi3): Likewise.
19484 (mmx_uminv8qi3): Likewise.
19485 (mmx_sminv4hi3): Likewise.
19487 * config/i386/sse.md (<addsub><mode>3): New.
19488 (*<addsub><mode>3): Likewise.
19489 (<sse>_vm<addsub><mode>3): Likewise.
19490 (<maxmin><mode>3): Likewise.
19491 (*<maxmin><mode>3_finite): Likewise.
19492 (*<maxmin><mode>3): Likewise.
19493 (<sse>_vm<maxmin><mode>3): Likewise.
19494 (sse3_h<addsub>v4sf3): Likewise.
19495 (sse3_h<addsub>v2df3): Likewise.
19496 (<maxmin>v16qi3): Likewise.
19497 (*<maxmin>v16qi3): Likewise.
19498 (<maxmin>v8hi3): Likewise.
19499 (*<maxmin>v8hi3): Likewise.
19500 (*sse4_1_<maxmin><mode>3): Likewise.
19501 (*sse4_1_<maxmin><mode>3): Likewise.
19502 (add<mode>3): Removed.
19503 (*add<mode>3): Likewise.
19504 (<sse>_vmadd<mode>3): Likewise.
19505 (sub<mode>3): Likewise.
19506 (*sub<mode>3): Likewise.
19507 (<sse>_vmsub<mode>3): Likewise.
19508 (smin<mode>3): Likewise.
19509 (*smin<mode>3_finite): Likewise.
19510 (*smin<mode>3): Likewise.
19511 (<sse>_vmsmin<mode>3): Likewise.
19512 (smax<mode>3): Likewise.
19513 (*smax<mode>3_finite): Likewise.
19514 (*smax<mode>3): Likewise.
19515 (<sse>_vmsmax<mode>3): Likewise.
19516 (sse3_haddv4sf3): Likewise.
19517 (sse3_haddv2df3): Likewise.
19518 (sse3_hsubv4sf3): Likewise.
19519 (sse3_hsubv2df3): Likewise.
19520 (umaxv16qi3): Likewise.
19521 (*umaxv16qi3): Likewise.
19522 (smaxv8hi3): Likewise.
19523 (*smaxv8hi3): Likewise.
19524 (*sse4_1_smax<mode>3): Likewise.
19525 (*sse4_1_umax<mode>3): Likewise.
19526 (uminv16qi3): Likewise.
19527 (*uminv16qi3): Likewise.
19528 (sminv8hi3): Likewise.
19529 (*sminv8hi3): Likewise.
19530 (*sse4_1_smin<mode>3): Likewise.
19531 (*sse4_1_umin<mode>3): Likewise.
19533 2008-04-01 Rafael EspÃndola <espindola@google.com>
19535 * tree-cfg.c (verify_expr): remove in_phi.
19536 (verify_stmt): Don't call walk_tree with verify_expr. Use
19537 is_gimple_min_invariant instead of is_gimple_val.
19539 2008-04-01 Joseph Myers <joseph@codesourcery.com>
19541 * doc/include/gpl_v3.texi: Update for manpage generation.
19542 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
19544 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
19545 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
19546 gpl_v3.texi instead of gpl.texi.
19549 2008-04-01 Jakub Jelinek <jakub@redhat.com>
19552 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
19554 2008-04-01 Rafael EspÃndola <espindola@google.com>
19556 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
19557 (extract_code_and_val_from_cond): Use
19558 extract_code_and_val_from_cond_with_ops.
19560 2008-04-01 Jan Hubicka <jh@suse.cz>
19562 * function.c (free_after_compilation): Free epilogue_delay_list.
19563 (prepare_function_start): Assert that previous compilation was freed.
19565 2008-04-01 Jan Hubicka <jh@suse.cz>
19566 Jim Wilson <wilson@tuliptree.org>
19567 Andreas Tobler <andreast@gcc.gnu.org>
19569 PR middle-end/35781
19570 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
19571 rtl.emit instead cfun->emit.
19572 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
19573 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
19575 2008-04-01 Ben Elliston <bje@au.ibm.com>
19577 * doc/c-tree.texi (Function Basics): Fix grammatical error.
19579 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
19581 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
19583 (fprofile-use): Add var flag_profile_use
19584 * coverage.c (coverage_begin_output): Do not open a gcno file for
19585 output only if -ftest-coverage is set.
19586 Do not add getpwd() to gcda file path.
19587 (build_gcov_info): Check the new flag
19588 flag_profile_datafile_relative_path.
19589 (coverage_init): Use profile_data_prefix.
19590 Read profile counter only if flag_profile_use is set.
19591 * opts.c (common_handle_option): New option fprofile-use=,
19592 fprofile-dir=, fprofile-generate=.
19593 * toplev.c (profile_data_prefix): New variable definition.
19594 * toplev.h (profile_data_prefix): New declaration.
19595 * doc/invoke.tex (Option Summary, Optimization Options):
19598 2008-03-31 James E. Wilson <wilson@tuliptree.org>
19600 * varasm.c (output_constant_pool_1): In LABEL_REF check,
19601 use tmp consistently.
19604 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
19605 * config/ia64/ia64.c (rtx_needs_barrier): Handle
19606 UNSPEC_FR_RECIP_APPROX_RES.
19607 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
19609 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
19612 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
19614 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
19616 PR middle-end/30186
19617 * fold-const.c (fold_indirect_ref_1): Support accessing non first
19618 element of the vector via a pointer.
19620 2008-03-31 Ian Lance Taylor <iant@google.com>
19622 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
19624 2008-03-31 Jan Hubicka <jh@suse.cz>
19626 * builtins.c (expand_builtin_setjmp_receiver): Update call of
19627 get_arg_pointer_save_area.
19628 * expr.c (init_expr): Just clear out rtl.expr.
19629 * function.c (free_after_compilation): Clear out whole RTL structure.
19630 (get_func_frame_size): Merge into ...
19631 (get_frame_size): ... this one.
19632 (assign_stack_local_1): Merge into ...
19633 (assign_stack_local): ... this one.
19634 (expand_function_end): Update call of get_arg_pointer_save_area.
19635 (get_art_pointer_save_area): Remove cfun argument.
19636 * function.h (emit_status): regno_pointer_align does not need length
19637 attribute. Move x_regno_reg_rtx to ...
19638 (regno_reg_rtx): ... new global array.
19639 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
19640 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
19641 apply_args_value, forced_labels, stack_pointer_delta):
19643 (struct varasm_status): Move here from varasm.c
19644 (struct rtl_data): New. Move here some fields from struct function.
19645 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
19646 frame_offset, stack_check_probe_note, arg_pointer_save_area,
19647 used_temp_slots avail_temp_slots, temp_slot_level,
19648 nonlocal_goto_handler_labels): Update accesstors.
19649 (rtl): New global variable.
19650 (struct function): Move some fileds to rtl_data.
19651 (get_arg_pointer_save_area): Update prototype.
19652 * emit-rtl.c (rtl): Declare.
19653 (regno_reg_rtx): Declare.
19654 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
19656 (gen_reg_rtx): Update.
19657 (init_virtual_regs): Do not tate emit_status argument.
19658 (init_emit): Do not allocate emit.
19659 * varasm.c (varasm_statuc): Move to function.h.
19660 (n_deferred_constatns): Update accestor.
19661 (init_varasm_status): Do not allocate varasm_status.
19662 (force_const_mem, get_pool_size, output_constant_pool): Update.
19663 * stmt.c (force_label_rtx): Do not use x_ prefixes.
19664 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
19666 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
19668 PR rtl-optimization/35729
19669 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
19672 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
19675 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
19676 load/store if memory is unaligned.
19677 (*movti_rex64): Likewise.
19679 * config/i386/predicates.md (misaligned_operand): New.
19681 2008-03-31 Andrew Pinski <pinskia@gmail.com>
19684 * tree-ssa-phiopt.c (conditional_replacement): Return early for
19687 2008-03-31 Jan Beulich <jbeulich@novell.com>
19689 * config/ia64/constraints.md: Add 'j' constraint.
19690 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
19691 (movdi_internal): Likewise.
19693 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
19696 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
19698 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
19701 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
19702 proper error message for the third argument on blendpd and
19705 * config/i386/sse.md (blendbits): New.
19706 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
19708 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
19710 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
19712 2008-03-30 Richard Guenther <rguenther@suse.de>
19714 PR middle-end/31023
19715 * fold-const.c (fold_sign_changed_comparison): Do leave
19716 conversions to base-types alone.
19718 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
19720 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
19721 the link register if one altivec register is be saved.
19723 2008-03-30 Ben Elliston <bje@au.ibm.com>
19725 * final.c (final_scan_insn): Remove if (0) code.
19727 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
19729 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
19731 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
19733 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
19734 of V4SFmode to ix86_binary_operator_ok.
19736 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
19738 * config/i386/i386.c (override_options): Initialize
19739 ix86_veclib_handler to ix86_veclibabi_svml when
19740 -mveclibabi=svml is used.
19741 (ix86_veclibabi_svml): New function for SVML ABI style
19742 vectorization support.
19743 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
19745 2008-03-28 Rafael EspÃndola <espindola@google.com>
19747 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
19748 (tree_binary_nonnegative_warnv_p): Make it public.
19749 (tree_single_nonnegative_warnv_p): Make it public.
19750 (tree_invalid_nonnegative_warnv_p): Make it public.
19751 (tree_unary_nonzero_warnv_p): Make it public.
19752 (tree_binary_nonzero_warnv_p): Make it public
19753 (tree_single_nonzero_warnv_p): Make it public.
19754 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
19755 (extract_range_from_binary_expr): Split the expr argument.
19756 (extract_range_from_unary_expr): Split the expr argument.
19757 (extract_range_from_comparison): Split the expr argument.
19758 (extract_range_from_expr): Use the new aux functions.
19759 (vrp_evaluate_conditional_warnv): Use
19760 vrp_evaluate_conditional_warnv_with_ops.
19761 * tree.h (tree_unary_nonzero_warnv_p): Declare.
19762 (tree_binary_nonzero_warnv_p): Declare.
19763 (tree_single_nonzero_warnv_p): Declare.
19764 (tree_expr_nonzero_warnv_p): Declare.
19765 (tree_unary_nonnegative_warnv_p): Declare.
19766 (tree_binary_nonnegative_warnv_p): Declare.
19767 (tree_single_nonnegative_warnv_p): Declare.
19768 (tree_invalid_nonnegative_warnv_p): Declare.
19770 2008-03-28 Richard Guenther <rguenther@suse.de>
19772 PR tree-optimization/30317
19773 PR tree-optimization/30911
19774 PR tree-optimization/34793
19775 * tree-vrp.c (set_and_canonicalize_value_range): New function.
19776 (struct assert_locus_d): New member EXPR.
19777 (register_new_assert_for): Add EXPR parameter to support
19778 ASSERT_EXPR <name, expr OP limit>.
19779 (register_edge_assert_for_1): Adjust callers.
19780 (find_assert_locations): Likewise.
19781 (process_assert_insertions_for): Build condition from expression.
19782 (extract_range_from_assert): Handle ASSERT_EXPRs
19783 of the form ASSERT_EXPR <name, expr OP limit>.
19784 (register_edge_assert_for_2): New helper registering
19785 asserts for comparisons. Recognize range tests of the form
19786 (unsigned)i - CST1 OP CST2.
19787 (register_edge_assert_for_1): Use it.
19788 (register_edge_assert_for): Likewise.
19789 (needs_overflow_infinity): Integer sub-types
19790 do not need overflow infinities.
19791 (vrp_val_is_max): The extreme values of integer sub-types
19792 are those of the base type.
19793 (vrp_val_is_min): Likewise.
19794 * tree.def (ASSERT_EXPR): Document extra allowed conditional
19797 2008-03-28 Nick Clifton <nickc@redhat.com>
19800 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
19801 Return GENERAL_REGS for stack adjustment reloads.
19803 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
19806 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
19807 const_vector when all the vectors are constant.
19809 2008-03-27 Bob Wilson <bob.wilson@acm.org>
19811 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
19813 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
19814 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
19816 (s<code>_sf): Use new scc_sf attribute for opcode names.
19818 2008-03-27 Tom Tromey <tromey@redhat.com>
19820 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
19821 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
19822 config/spu/t-spu-elf, config/i386/t-interix,
19823 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
19824 config/i386/x-darwin, config/i386/x-mingw32,
19825 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
19826 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
19827 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
19828 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
19829 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
19830 config/rs6000/x-darwin, config/rs6000/t-rs6000,
19831 config/score/t-score-elf, config/arm/t-strongarm-pe,
19832 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
19833 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
19834 Revert automatic dependency patch.
19836 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
19839 * config/i386/i386.c (ix86_function_arg_boundary): Align
19840 decimal floating point to its natural boundary.
19842 2008-03-27 Richard Guenther <rguenther@suse.de>
19844 PR middle-end/35716
19845 * fold-const.c (fold_comparison): Restrict distinct decl
19846 comparison folding to VAR_DECLs and PARM_DECLs. Do not
19847 solely rely on operand_equal_p.
19849 2008-03-27 Richard Guenther <rguenther@suse.de>
19852 * c-common.c (handle_weak_attribute): Reject combination of
19855 2008-03-27 Richard Guenther <rguenther@suse.de>
19857 PR tree-optimization/32810
19858 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
19859 conversions from DECL_INITIAL.
19860 (fold_const_aggregate_ref): Likewise from constructor elements.
19862 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
19864 * tree-affine.h (aff_combination_expand): Declare.
19865 (get_inner_reference_aff): Likewise.
19866 * tree-affine.c (aff_combination_expand): Split out from
19867 tree_to_aff_combination_expand.
19868 (get_inner_reference_aff): New function.
19869 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
19870 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
19871 (struct lim_aux_data): sm_done field removed.
19872 (mem_ref_loc_p, mem_ref_locs_p): New types.
19873 (struct mem_ref): Added id, stored, accesses_in_loop,
19874 indep_loop, dep_loop, indep_ref, dep_ref fields.
19875 Removed is_stored, locs and next fields.
19876 (memory_accesses): New variable.
19877 (movement_possibility): Do not allow moving statements
19878 that store to memory.
19879 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
19881 (determine_max_movement): For statements with memory references,
19882 find the outermost loop in that the reference is independent.
19883 (move_computations_stmt): Mark the virtual operands for renaming.
19884 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
19885 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
19886 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
19887 add_vop_ref_mapping, create_vop_ref_mapping_loop,
19888 create_vop_ref_mapping, analyze_memory_references,
19889 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
19890 get_all_locs_in_loop, ref_always_accessed_p,
19891 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
19892 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
19893 store_motion_loop, store_motion): New functions.
19894 (struct vop_to_refs_elt): New type.
19895 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
19896 memref_hash, memref_eq, hoist_memory_references): Rewritten.
19897 (schedule_sm): Replaced by...
19898 (execute_sm): ... this.
19899 (determine_lsm_ref, hoist_memory_references,
19900 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
19901 find_more_ref_vops, free_mem_ref, free_mem_refs,
19902 determine_lsm_loop, determine_lsm): Removed.
19903 (tree_ssa_lim_finalize): Free data structures used by store motion.
19904 (tree_ssa_lim): Call analyze_memory_references. Use
19905 store_motion instead of determine_lsm.
19907 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19909 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
19910 rename tmake_file to m68hc11/t-m68hc11.
19911 (mcore): Set inhibit_libc to true.
19912 * config.host (alpha*-dec-*vms*): Set extra_programs.
19913 (interix3*): Don't use host_xmake_file.
19914 * configure.ac: Let config.gcc override inhibit_libc.
19915 * configure: Regenerate.
19917 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
19918 * config/t-openbsd-thread: Remove commented out lines.
19920 * config/x-interix: Remove.
19922 * config/m68hc11/t-m68hc11-gas: Rename to...
19923 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
19925 * config/mcore/t-mcore: Remove T_CFLAGS.
19926 * config/mcore/t-mcore-pe: Likewise.
19928 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19930 * configure.ac: Replace custom __GNU_SOURCE test with
19931 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
19932 * aclocal.m4: Regenerate.
19933 * configure: Regenerate.
19934 * config.in: Regenerate.
19936 2008-03-27 Richard Guenther <rguenther@suse.de>
19938 * fold-const.c (target.h): Include.
19939 (fold_comparison): Fold comparison of addresses of decls
19940 that bind locally or of constants. Consolidate address folding code.
19941 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
19942 results from fold_binary_to_constant.
19943 (compare_values_warnv): Likewise.
19945 2008-03-27 Andrew Pinski <pinskia@gmail.com>
19947 PR middle-end/35429
19948 * fold-const.c (fold_truthop): Check for integeral types when folding
19949 a == 0 && b == 0 and a != 0 || b != 0 .
19951 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
19953 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
19955 2008-03-26 Andreas Schwab <schwab@suse.de>
19957 * doc/invoke.texi: Fix use of @item vs. @itemx.
19959 2008-03-26 Tom Tromey <tromey@redhat.com>
19961 * Makefile.in (build/gensupport.o, build/print-rtl.o,
19962 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
19963 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
19964 build/gencodes.o, build/genconditions.o, build/genconfig.o,
19965 build/genconstants.o, build/genemit.o, build/genextract.o,
19966 build/genflags.o, build/genmddeps.o, build/genopinit.o,
19967 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
19970 2008-03-26 Richard Guenther <rguenther@suse.de>
19973 2008-03-26 Richard Guenther <rguenther@suse.de>
19975 * fold-const.c (target.h): Include.
19976 (fold_comparison): Fold comparison of addresses of two decls
19977 that bind locally. Consolidate address folding code.
19979 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19981 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
19982 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
19983 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
19984 dconstsqrt2, dconstthird, dconste and/or dconst10.
19985 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
19986 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
19987 dconstsqrt2, dconste): Delete.
19988 (init_emit_once): Likewise. Simplify initializing dconstm1.
19990 * real.c (get_real_const): New.
19991 * real.h (dconst3, dconst10, dconstm2, dconstthird,
19992 dconstsqrt2, dconste): Delete.
19993 (real_value_const, get_real_const): New.
19995 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
19997 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
19999 * config/i386/i386.c (ix86_function_arg_boundary): Check
20000 BIGGEST_ALIGNMENT instead of 128.
20001 (setup_incoming_varargs_64): Likewise.
20003 2008-03-26 Tom Tromey <tromey@redhat.com>
20005 * Makefile.in (DEPFILES): Add missing '/'.
20007 2008-03-26 Richard Guenther <rguenther@suse.de>
20009 * fold-const.c (target.h): Include.
20010 (fold_comparison): Fold comparison of addresses of two decls
20011 that bind locally. Consolidate address folding code.
20013 2008-03-26 Nick Clifton <nickc@redhat.com>
20016 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
20017 not allow INT+INT as a legitimate addressing mode.
20019 2008-03-26 Richard Guenther <rguenther@suse.de>
20021 * tree-flow.h (widen_bitfield): Remove declaration.
20022 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
20023 (widen_bitfield): Remove function.
20024 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
20027 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
20030 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
20033 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
20035 PR rtl-optimization/35232
20036 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
20037 (forget_old_reloads_1, forget_marked_reloads): Don't clear
20038 reg_reloaded_call_part_clobbered here.
20039 (reload_regs_reach_end_p): New function.
20040 (reload_reg_rtx_for_input): New variable.
20041 (reload_reg_rtx_for_output): Likewise.
20042 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
20043 when reassigning a pseudo register. Load reloadreg from
20044 reload_reg_rtx_for_input, moving the mode and register
20046 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
20047 instead of the original when deciding whether an input reload
20048 would be a no-op or whether an output reload can be deleted.
20049 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
20050 when setting up new_spill_reg_store. Load it from
20051 reload_reg_rtx_for_output, moving the mode and register
20053 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
20054 instead of the original when deciding whether an output reload
20055 would be a no-op. Do the same when modifying insn notes.
20056 Use rtx_equal_p instead of == to compare the registers.
20057 (inherit_piecemeal_p): Take a mode and two register numbers
20059 (emit_reload_insns): Clear new_spill_reg_store for every hard
20060 register in the reload register. Remove spill registers
20061 from reg_reloaded_valid before considering whether to record
20062 inheritance information for them. Use reload_reg_rtx_for_output
20063 instead of reg_rtx when recording output reloads. Use
20064 reload_reg_rtx_for_input instead of reg_rtx when recording
20065 input reloads. Set or clear reg_reloaded_call_part_clobbered
20066 at the same time as setting reg_reloaded_valid.
20067 (delete_output_reload): Add a new_reload_reg parameter and use it
20068 instead of rld[j].reg_rtx.
20069 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
20072 2008-03-25 Tom Tromey <tromey@redhat.com>
20074 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
20075 (build/genattr.o): Likewise.
20076 (build/genattrtab.o): Likewise.
20077 (build/gencodes.o): Likewise.
20078 (build/genconfig.o): Likewise.
20079 (build/genconstants.o): Likewise.
20080 (build/genemit.o): Likewise.
20081 (build/genextract.o): Likewise.
20082 (build/genflags.o): Likewise.
20084 2008-03-25 Bob Wilson <bob.wilson@acm.org>
20086 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
20087 instead of size_int for integer types.
20088 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
20089 to match type of MINUS_EXPR.
20091 2008-03-25 Tom Tromey <tromey@redhat.com>
20093 * configure: Rebuilt.
20094 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
20097 2008-03-25 Tom Tromey <tromey@redhat.com>
20099 * config/x-solaris (host-solaris.o): Update.
20100 * config/x-linux (host-linux.o): Update.
20101 * config/x-hpux (host-hpux.o): Update.
20102 * config/x-darwin (host-darwin.o): Update.
20103 * config/v850/t-v850e (v850-c.o): Update.
20104 * config/v850/t-v850 (v850-c.o): Update.
20105 * config/t-vxworks (vxworks.o): Update.
20106 * config/t-sol2 (sol2-c.o, sol2.o): Update.
20107 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
20108 * config/spu/t-spu-elf (spu-c.o): Update.
20110 * config/sh/t-symbian (sh-c.o): Update.
20111 (symbian.o): Update.
20112 * config/sh/t-sh (sh-c.o): Update.
20113 * config/score/t-score-elf (score7.o, score3.o): Update.
20114 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
20115 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
20116 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
20117 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
20118 (rs6000.o): Remove.
20119 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
20120 * config/m32c/t-m32c (m32c-pragma.o): Update.
20121 * config/ia64/t-ia64 (ia64-c.o): Update.
20122 * config/i386/x-mingw32 (host-mingw32.o): Update.
20123 * config/i386/x-i386 (driver-i386.o): Update.
20124 * config/i386/x-darwin (host-i386-darwin.o): Update.
20125 * config/i386/x-cygwin (host-cygwin.o): Update.
20126 * config/i386/t-nwld (nwld.o): Update.
20127 * config/i386/t-netware (netware.o): Update.
20128 * config/i386/t-interix (winnt.o): Update.
20129 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
20130 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
20131 msformat-c.o): Update.
20132 * config/bfin/t-bfin-linux (generated_files): Add
20133 linux-sysroot-suffix.h.
20134 * config/arm/t-wince-pe (pe.o): Update.
20135 * config/arm/t-strongarm-pe (pe.o): Update.
20136 * config/arm/t-pe (pe.o): Update.
20137 * config/arm/t-arm (arm-c.o): Update.
20138 * doc/install.texi (Prerequisites): Require make 3.80.
20139 * Makefile.in: Remove .o targets.
20140 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
20141 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
20142 (simple_generated_h, simple_generated_c): Move earlier.
20143 (generated_files): New variable.
20144 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
20145 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
20146 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
20147 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
20148 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
20149 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
20150 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
20151 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
20152 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
20153 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
20154 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
20155 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
20157 (COMPILE.base, COMPILE): New variables.
20158 (%.o): New pattern rule.
20159 (ALL_HOST_OBJS): New variable.
20160 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
20161 (dummy-checksum.o, cc1-checksum.o): Remove.
20162 (DRIVER_SHLIB): New variable.
20163 (DRIVER_DEFINES): Use it.
20164 (gencondmd.c): Move out of build/.
20165 (s-conditions): Update.
20166 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
20167 (ALL_BUILD_OBJS): Likewise.
20168 (build/%.o): Use BUILDCOMPILE.
20169 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
20170 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
20171 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
20172 build/gencheck.o, build/gencodes.o, build/genconditions.o,
20173 build/genconfig.o, build/genconstants.o, build/genemit.o,
20174 build/genextract.o, build/genflags.o, build/genmddeps.o,
20175 build/genopinit.o, build/genoutput.o, build/genpeep.o,
20176 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
20177 build/gen-protos.o, build/scan.o, build/fix-header.o,
20178 build/scan-decls.o): Simplify.
20179 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
20180 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
20181 prefix.o, toplev.o): Reduce to variable setting.
20182 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
20183 ($(out_object_file), gcc-options.o): New targets.
20184 ($(ALL_HOST_OBJS)): New target. Include dependency files.
20185 * configure: Rebuilt.
20186 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
20187 * doc/sourcebuild.texi (Front End Directory): Document new variable.
20189 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
20191 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
20192 complain when we hit an error, return ERROR_MARK_NODE.
20194 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
20196 * config/sh/constraints.md (Pso, Psz): New constraints.
20197 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
20198 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
20200 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
20202 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
20203 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
20205 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
20207 * config/sh/sh.md (prefetch): Add condition for SH2A target.
20208 (prefetch_sh2a): New.
20210 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
20211 Naveen.H.S <naveen.hs@kpitcummins.com>
20213 * config/sh/constraints.md (I28): New constraint.
20214 * config/sh/sh.c (broken_move): Add support for movi20s.
20215 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
20217 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
20218 Jayant Sonar <Jayant.sonar@kpitcummins.com>
20219 Naveen.H.S <naveen.hs@kpitcummins.com>
20221 * config/sh/sh.c (SH_ATTRIBUTES): Define.
20222 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
20223 (print_operand): Handle resbank in %@ operand code.
20224 (sh_encode_section_info): New.
20225 (push_regs): Add conditions for resbank.
20226 (sh_expand_epilogue): Likewise.
20227 (sh_insert_attributes): Likewise.
20228 (sh_attribute_table): Likewise.
20229 (sh_handle_resbank_handler_attribute): New.
20230 (sh2a_handle_function_vector_handler_attribute): New.
20231 (sh2a_is_function_vector_call): New.
20232 (sh2a_get_function_vector_number): New.
20233 (sh2a_function_vector_p): New.
20234 (sh_cfun_resbank_handler_p): New.
20235 * config/sh/sh.md (calli): Emit jsr/n if possible.
20236 (calli_tbr_rel): New.
20237 (calli_pcrel): Emit jsr/n if possible.
20238 (return_i): Emit rts/n if possible.
20239 (call_valuei_tbr_rel): New.
20240 (call_valuei_pcrel): Add condition for SH2A target.
20241 (call_value): Likewise.
20242 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
20243 (sh2a_get_function_vector_number): Likewise.
20244 (sh2a_is_function_vector_call): Likewise.
20245 * doc/extend.texi: Document TBR relative addressing of SH2A.
20246 (resbank): Add description for SH2A.
20248 2008-03-24 Richard Guenther <rguenther@suse.de>
20251 * gimplify.c (gimplify_modify_expr): For frontend type-correct
20252 pointer assignments change conversions according to middle-end rules.
20253 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
20254 * configure.ac: Include type checking in yes.
20255 * configure: Regenerate.
20257 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20259 * diagnostic.c (diagnostic_count_diagnostic): Delete.
20260 (diagnostic_report_diagnostic): Update. Handle ICEs here.
20262 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
20264 * gthr-vxworks.h (UNUSED): Define.
20266 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
20268 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
20270 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
20272 * doc/extend.texi (Function Attributes): Add missing comma in the
20273 example of the "alloc_size" attribute.
20275 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
20278 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
20280 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20283 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
20286 * stor-layout.c (update_alignment_for_field): Set minimum alignment
20287 of the underlying type of a MS bitfield layout to the natural
20288 alignment of the type.
20290 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
20292 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
20293 to their natural alignment to avoid store forwarding stalls.
20295 2008-03-22 Richard Guenther <rguenther@suse.de>
20297 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
20298 For PHI nodes verify the address is invariant.
20299 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
20300 (get_symbol_constant_value): Use is_gimple_min_invariant.
20301 (maybe_fold_stmt_indirect): Likewise.
20303 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
20305 PR rtl-optimization/33927
20306 * Makefile.in (dse.o): Depend on $(TM_P_H).
20307 * expr.h (extract_low_bits): Declare.
20308 * expmed.c (extract_low_bits): New function.
20309 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
20310 * dse.c: Include tm_p.h.
20311 (find_shift_sequence): Remove the read_reg argument and return the
20312 read value. Emit the instructions instead of returning them.
20313 Iterate on new_mode rather than calculating it each time.
20314 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
20315 source to NEW_MODE and extract_low_bits to convert the shifted
20316 value to READ_MODE.
20317 (replace_read): Allow the load and store to have different mode
20318 classes. Use extract_low_bits when SHIFT == 0. Create the shift
20319 or extraction instructions before trying the replacement. Update
20320 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
20322 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
20324 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
20325 to their natural alignment to avoid store forwarding stalls.
20327 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20330 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
20331 encouraging but not allowing gprs for input;
20332 change the input constraint to !f#r.
20333 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
20335 change the output constraint to !f#r.
20337 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
20340 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
20341 corresponding post-reload splitters.
20342 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
20343 when x87 FP math is selected.
20344 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
20345 New function prototype.
20346 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
20347 unreachable function to ease macroization of insn patterns.
20349 2008-03-21 Martin Jambor <mjambor@suse.cz>
20351 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
20352 reference dumps if ddr is NULL or dependence is unknown.
20354 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
20356 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
20357 unsigned extension into account.
20358 (ATOMIC_COMPARE_AND_SWAP): Likewise.
20359 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
20360 Do computations on a scratch register.
20362 2008-03-21 Richard Guenther <rguenther@suse.de>
20364 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
20365 Use is_gimple_min_invariant instead of TREE_INVARIANT.
20366 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
20367 * tree-ssa-dom.c (record_equality): Likewise.
20368 * tree-inline.c (copy_body_r): Likewise.
20369 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
20372 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
20374 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
20375 as 'delete_unused' argument.
20377 2008-03-20 Richard Guenther <rguenther@suse.de>
20379 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
20380 special casing of constant qualifiers.
20381 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
20382 care about them in general.
20383 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
20384 regardless of their type.
20385 (fold_stmt_r): Forcefully fold *& if we end up with that.
20387 2008-03-20 Paul Brook <paul@codesourcery.com>
20389 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
20390 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
20392 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
20394 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
20395 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
20397 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
20399 * common.opt (Wmudflap): New option.
20400 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
20401 (mx_register_decls): Likewise.
20402 (mudflap_finish_file): Likewise.
20403 * doc/invoke.texi: Document -Wno-mudflap.
20405 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
20407 * c-format.c (replace_format_name_to_system_name): New.
20408 (cmp_attribs): New.
20409 (convert_format_name_to_system_name): New.
20410 (decode_format_attr): Add use of convert_format_name_to_system_name.
20411 (format_types_orig): Add gnu_ prefix to names.
20412 (check_format_info_main): Special treating of \0 escaped names for
20413 supporting multi-character format specifiers as I32, I64.
20414 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
20415 (gnu_target_overrides_format_attributes): New.
20416 * c-format.h: Add structure target_ovr_attr to hold
20417 system specific formatter names.
20418 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
20419 msformat-c.o file to c_target_objs and cxx_target_objs.
20420 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
20421 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
20422 (TARGET_N_FORMAT_TYPES): New.
20423 * config/i386/msformat-c.c: New.
20424 * config/i386/t-cygming: Add build rule for msformat-c.o.
20425 * doc/extend.texi: Add new format names gnu_* and ms_* and
20427 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
20429 2008-03-20 Ira Rosen <irar@il.ibm.com>
20431 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
20432 optimizations turned on under -O3.
20433 (ftree-vectorize): Add that the flag is turned on with -O3.
20435 2008-03-20 Ben Elliston <bje@au.ibm.com>
20437 * regmove.c (try_auto_increment): Fix spelling error in comment.
20438 * final.c (final_scan_insn): Likewise.
20440 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
20443 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
20444 allocator preferences for "y" and "r" class registers.
20445 ("*mov<mode>_internal"): Ditto.
20446 ("*movv2sf_internal_rex64"): Ditto.
20447 ("*movv2sf_internal"): Ditto.
20449 2008-03-19 Michael Matz <matz@suse.de>
20451 PR middle-end/35616
20452 * calls.c (expand_call): Check overlap of arguments with call
20453 address for sibcalls.
20455 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
20458 * stor-layout.c (update_alignment_for_field): Set minimum alignment
20459 of the underlying type of a MS bitfield layout to the natural
20460 alignment of the type.
20462 2008-03-19 Jan Hubicka <jh@suse.cz>
20465 * toplev.c (decode_d_option): Handle all CPP flags.
20466 * tree-vrp.c: Update tree_pass descriptors.
20467 * regrename.c: Update tree_pass descriptors.
20468 * fwprop.c: Update tree_pass descriptors.
20469 * doc/invoke.texi: Remove documentation of dropped -d? flags.
20470 * tree-into-ssa.c: Update tree_pass descriptors.
20471 * tree-dump.c: Update tree_pass descriptors.
20472 * tree-complex.c: Update tree_pass descriptors.
20473 * tree-dump.h: Update tree_pass descriptors.
20474 * see.c: Update tree_pass descriptors.
20475 * cgraphbuild.c: Update tree_pass descriptors.
20476 * tracer.c: Update tree_pass descriptors.
20477 * tree-loop-distribution.c: Update tree_pass descriptors.
20478 * cgraph.c: Update tree_pass descriptors.
20479 * postreload-gcse.c: Update tree_pass descriptors.
20480 * postreload.c: Update tree_pass descriptors.
20481 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
20482 * tree-tailcall.c: Update tree_pass descriptors.
20483 * tree-pass.h (tree_opt_pass): Rename to ...
20484 (opt_pass) ... this one; add "type" field and remove letter field.
20485 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
20486 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
20487 all_lowering_passes): Update declaration.
20488 * ipa-cp.c: Update tree_pass descriptors.
20489 * final.c: Update tree_pass descriptors.
20490 * omp-low.c: Update tree_pass descriptors.
20491 * tree-ssa-dse.c: Update tree_pass descriptors.
20492 * ipa-reference.c: Update tree_pass descriptors.
20493 * tree-ssa-uncprop.c: Update tree_pass descriptors.
20494 * auto-inc-dec.c: Update tree_pass descriptors.
20495 * reorg.c: Update tree_pass descriptors.
20496 * cgraphunit.c: Update tree_pass descriptors.
20497 * tree-ssa-copyrename.c: Update tree_pass descriptors.
20498 * tree-ssa-ccp.c: Update tree_pass descriptors.
20499 * df-core.c: Update tree_pass descriptors.
20500 * mode-switching.c: Update tree_pass descriptors.
20501 * tree-nomudflap.c: Update tree_pass descriptors.
20502 * modulo-sched.c: Update tree_pass descriptors.
20503 * ipa-pure-const.c: Update tree_pass descriptors.
20504 * cse.c: Update tree_pass descriptors.
20505 * web.c: Update tree_pass descriptors.
20506 * tree-stdarg.c: Update tree_pass descriptors.
20507 * tree-ssa-math-opts.c: Update tree_pass descriptors.
20508 * tree-ssa-dom.c: Update tree_pass descriptors.
20509 * tree-nrv.c: Update tree_pass descriptors.
20510 * tree-ssa-alias.c: Update tree_pass descriptors.
20511 * loop-init.c: Update tree_pass descriptors.
20512 * gimple-low.c: Update tree_pass descriptors.
20513 * ipa-inline.c: Update tree_pass descriptors.
20514 * tree-ssa-sink.c: Update tree_pass descriptors.
20515 * global.c: Update tree_pass descriptors.
20516 * ifcvt.c: Update tree_pass descriptors.
20517 * jump.c: Update tree_pass descriptors.
20518 * predict.c: Update tree_pass descriptors.
20519 * tree-ssa-loop.c: Update tree_pass descriptors.
20520 * recog.c: Update tree_pass descriptors.
20521 * dse.c: Update tree_pass descriptors.
20522 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
20523 * tree-eh.c: Update tree_pass descriptors.
20524 * regmove.c: Update tree_pass descriptors.
20526 * function.c: Update tree_pass descriptors.
20527 * tree-vectorizer.c: Update tree_pass descriptors.
20528 * gcse.c: Update tree_pass descriptors.
20529 * ipa-type-escape.c: Update tree_pass descriptors.
20530 * tree-if-conv.c: Update tree_pass descriptors.
20531 * init-regs.c: Update tree_pass descriptors.
20532 * ipa.c: Update tree_pass descriptors.
20533 * tree-ssa-phiopt.c: Update tree_pass descriptors.
20534 * rtl-factoring.c: Update tree_pass descriptors.
20535 * lower-subreg.c: Update tree_pass descriptors.
20536 * bt-load.c: Update tree_pass descriptors.
20537 * tree-dfa.c: Update tree_pass descriptors.
20538 * except.c: Update tree_pass descriptors.
20539 * emit-rtl.c: Update tree_pass descriptors.
20540 * cfgexpand.c: Update tree_pass descriptors.
20541 * tree-cfgcleanup.c: Update tree_pass descriptors.
20542 * cfgcleanup.c: Update tree_pass descriptors.
20543 * tree-ssa-pre.c: Update tree_pass descriptors.
20544 * tree-sra.c: Update tree_pass descriptors.
20545 * tree-mudflap.c: Update tree_pass descriptors.
20546 * tree-ssa-copy.c: Update tree_pass descriptors.
20547 * cfglayout.c: Update tree_pass descriptors.
20548 * tree-ssa-forwprop.c: Update tree_pass descriptors.
20549 * tree-ssa-dce.c: Update tree_pass descriptors.
20550 * tree-ssa.c: Update tree_pass descriptors.
20551 * regclass.c: Update tree_pass descriptors.
20552 * integrate.c: Update tree_pass descriptors.
20553 * tree-optimize.c: Update tree_pass descriptors.
20554 * tree-ssa-phiprop.c: Update tree_pass descriptors.
20555 * tree-object-size.c: Update tree_pass descriptors.
20556 * combine.c: Update tree_pass descriptors.
20557 * tree-outof-ssa.c: Update tree_pass descriptors.
20558 * bb-reorder.c: Update tree_pass descriptors.
20559 * stack-ptr-mod.c: Update tree_pass descriptors.
20560 * var-tracking.c: Update tree_pass descriptors.
20561 * tree-profile.c: Update tree_pass descriptors.
20562 * tree-vect-generic.c: Update tree_pass descriptors.
20563 * reg-stack.c: Update tree_pass descriptors.
20564 * sched-rgn.c: Update tree_pass descriptors.
20565 * tree-ssa-structalias.c: Update tree_pass descriptors.
20566 * tree-cfg.c: Update tree_pass descriptors.
20567 * passes.c (current_pass): Update declaration.
20568 (finish_optimization_passes): Update.
20569 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
20570 (register_one_dump_file, register_dump_files_1, next_pass_1):
20572 (init_optimization_passes): Update handling of new types.
20573 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
20574 * ipa-struct-reorg.c: Update tree_pass descriptors.
20575 * tree-ssa-reassoc.c: Update tree_pass descriptors.
20576 * combine-stack-adj.c: Update tree_pass descriptors.
20577 * cfgrtl.c: Update tree_pass descriptors.
20578 * dce.c: Update tree_pass descriptors.
20579 * tree-ssanames.c: Update tree_pass descriptors.
20581 2008-03-19 Richard Guenther <rguenther@suse.de>
20583 PR middle-end/35609
20584 * tree-ssa.c (walk_data): New structure.
20585 (warn_uninitialized_var): If not always_executed warn with "maybe"
20587 (execute_early_warn_uninitialized): Compute post-dominators.
20588 Initialize always_executed before processing each basic block.
20590 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
20593 * config/i386/i386.c (x86_this_parameter): Calculate correct location
20594 of "this" pointer when "regparm = N" or "fastcall" is in effect.
20596 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20598 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
20600 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
20602 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
20604 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
20605 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
20606 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
20607 target after ignore has been set, and move there also the commputation
20608 of subtarget and original_target.
20609 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
20610 (LANG_HOOKS_INITIALIZER): Remove it.
20611 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
20613 2008-03-18 Richard Guenther <rguenther@suse.de>
20615 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
20616 found an expression with constants, note that in the VN for the lhs.
20617 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
20618 fold them to constants if possible. Run cleanup_cfg if done so.
20619 (execute_pre): Return todo.
20620 (do_pre): Likewise.
20621 (execute_fre): Likewise.
20622 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
20624 (get_prop_source_stmt): Look through pointer conversions.
20626 2008-03-18 Jan Hubicka <jh@suse.cz>
20628 * tree-pretty-print.c: Include predict.h.
20629 (dump_generic_node): Dump predictor.
20630 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
20631 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
20632 * gimple-low.c (lower_stmt): Likewise.
20633 * expr.c (expand_expr_real): Likewise.
20634 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
20636 (build_predict_expr, build_predict_expr): New.
20637 * predict.h (predictor_name, build_predict_expr): Update.
20638 * c-typeck.c (c_finish_bc_stmt): Add prediction.
20639 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
20640 * predict.def (PRED_CONTINUE): Update hitrate.
20641 * tree.def (PREDICT_EXPR): Define.
20642 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
20643 do not handle BIND_EXPR.
20644 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
20645 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
20646 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
20649 2008-03-18 Michael Matz <matz@suse.de>
20651 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
20653 2008-03-18 Richard Guenther <rguenther@suse.de>
20655 * tree-gimple.h (is_gimple_invariant_address): Declare.
20656 (is_gimple_constant): Likewise.
20657 * tree-gimple.c (is_gimple_constant): New function.
20658 (is_gimple_invariant_address): Likewise.
20659 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
20660 and is_gimple_invariant_address.
20661 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
20663 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
20664 an addressable base.
20666 2008-03-18 Jakub Jelinek <jakub@redhat.com>
20668 PR middle-end/35611
20669 * gimplify.c (gimplify_expr): Gimplify second operand of
20672 2008-03-17 Richard Guenther <rguenther@suse.de>
20674 PR tree-optimization/19637
20675 * fold-const.c (fold_unary): Remove restrictions of removing
20676 intermediate pointer-conversions (P2)(P1)P0.
20677 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
20678 conversion to void pointer.
20679 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
20681 2008-03-16 James E. Wilson <wilson@tuliptree.org>
20684 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
20685 emulated thread local variables.
20687 2008-03-16 Richard Guenther <rguenther@suse.de>
20689 PR middle-end/35607
20690 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
20691 expand TREE_INVARIANT operations that are not gimple invariant.
20693 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
20695 * doc/extend.texi (Alignment): Say that the ABI controls
20696 the __alignof__ for non-strict-alignment targets rather
20697 than being a recommendation.
20699 2008-03-15 Paul Brook <paul@codesourcery.com>
20701 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
20703 (arm_output_fn_unwind): Mark functions that can not be unwound.
20705 2008-03-15 Paul Brook <paul@codesourcery.com>
20707 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
20708 extension instructions.
20710 2008-03-15 Richard Guenther <rguenther@suse.de>
20712 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
20713 and fold constant aggregate refs.
20714 (fold_const_aggregate_ref): Handle string constants
20715 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
20716 (evaluate_stmt): Simplify now that ccp_fold folds constant
20719 2008-03-15 Paul Brook <paul@codesourcery.com>
20721 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
20722 (extzv): Use gen_extzv_t2.
20723 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
20725 2008-03-15 Richard Guenther <rguenther@suse.de>
20727 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
20728 (fold_const_aggregate_ref): Likewise.
20729 (get_value): Return NULL if we don't have any values.
20730 (ccp_finalize): Set const_val to NULL after freeing it.
20731 * tree-flow.h (get_symbol_constant_value): Declare.
20732 (fold_const_aggregate_ref): Likewise.
20733 * tree-ssa-sccvn.c (try_to_simplify): Use them.
20735 2008-03-15 Richard Guenther <rguenther@suse.de>
20737 PR middle-end/35593
20738 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
20739 to not produce negative array indices if not allowed. Add
20740 parameter to indicate that.
20741 (maybe_fold_offset_to_component_ref): Allow negative array
20742 indices only for the first member of a structure.
20743 (maybe_fold_offset_to_reference): Allow negative array indices.
20744 (maybe_fold_stmt_addition): Likewise.
20746 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
20747 Anatoly Sokolov <aesok@post.ru>
20749 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
20750 (avr_arch): Add ARCH_AVR6.
20751 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
20752 (initial_elimination_offset): Initialize and use 'avr_pc_size'
20753 instead of fixed value 2.
20754 (print_operand_address): Use gs() asm specifier instead of pm().
20755 (avr_assemble_integer): (Ditto.).
20756 (avr_output_addr_vec_elt): (Ditto.).
20757 (print_operand): Handle "!" code.
20758 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
20759 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
20760 (AVR_HAVE_EIJMP_EICALL): Define.
20761 (AVR_3_BYTE_PC): Redefine.
20762 (AVR_2_BYTE_PC): (Ditto.).
20763 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
20764 (LINK_SPEC): Add atmega2560 and atmega2561.
20765 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
20767 * config/avr/avr.md (call_insn): Use eicall instead of icall
20768 for 3 byte PC devices.
20769 (call_value_insn): (Ditto.).
20770 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
20771 (indirect_jump): Use only for for 2 byte PC devices.
20772 (*tablejump): (Ditto.).
20773 (*indirect_jump_avr6): Add insn.
20774 (*tablejump_rjmp): Don't use for 3 byte PC devices.
20775 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
20776 instead of ijmp for 3 byte PC devices.
20777 (__tablejump2__): (Ditto.).
20778 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
20779 (MULITLIB_DIRNAMES): (Ditto.).
20780 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
20782 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
20784 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
20785 "sse2_umulsidi3". Use V1DI mode for operand 0.
20786 ("mmx_psadbw"): Use V1DI mode for operand 0.
20787 * config/i386/i386-modes.def (V1SI): New vector mode.
20788 * config/i386/i386.c (struct builtin_description)
20789 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
20790 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
20791 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
20792 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
20793 v1di_ftype_v8qi_v8qi type.
20794 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
20796 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
20797 __builtin_ia32_pmuludq]: Fix the mode of return value.
20799 2008-03-15 Richard Guenther <rguenther@suse.de>
20801 PR middle-end/35595
20802 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
20805 2008-03-14 Bob Wilson <bob.wilson@acm.org>
20807 * doc/invoke.texi (Option Summary, Xtensa Options): Document
20808 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
20809 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
20810 unless TARGET_SERIALIZE_VOLATILE is enabled.
20811 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
20812 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
20813 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
20815 2008-03-14 Richard Guenther <rguenther@suse.de>
20817 PR tree-optimization/34172
20818 * tree-flow.h (refs_may_alias_p): Declare.
20819 (get_single_def_stmt): Likewise.
20820 (get_single_def_stmt_from_phi): Likewise.
20821 (get_single_def_stmt_with_phi): Likewise.
20822 * tree-dfa.c (refs_may_alias_p): New function.
20823 (get_single_def_stmt): Likewise.
20824 (get_single_def_stmt_from_phi): Likewise.
20825 (get_single_def_stmt_with_phi): Likewise.
20826 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
20827 (vn_reference_lookup_1): New helper function.
20828 (vn_reference_lookup): Walk the virtual use-def chain to
20829 continue searching for a match if the def does not alias the
20830 reference we are looking for.
20832 2008-03-14 David Edelsohn <edelsohn@gnu.org>
20834 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
20835 archive and Perzl. Update The Written Word listing.
20837 2008-03-14 Richard Guenther <rguenther@suse.de>
20839 PR tree-optimization/34043
20840 PR tree-optimization/33989
20841 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
20843 (bitmap_find_leader): Use extra argument to verify dominance
20844 relationship inside a basic-block.
20845 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
20846 (find_leader_in_sets): Adjust.
20847 (create_component_ref_by_pieces): Take extra argument for
20848 dominance check, handle lookup failures.
20849 (find_or_generate_expression): Likewise.
20850 (create_expression_by_pieces): Likewise.
20851 (insert_into_preds_of_block): Adjust.
20852 (create_value_expr_from): If asked for, verify all operands
20853 are in the blocks AVAIL_OUT set.
20854 (make_values_for_stmt): Check for SSA_NAMEs that are life
20855 over an abnormal edge.
20856 (compute_avail): Remove such check.
20857 (do_SCCVN_insertion): New function.
20858 (eliminate): If we do not find a leader suitable for replacement
20859 insert a replacement expression from SCCVN if available.
20860 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
20861 (struct vn_ssa_aux): Add needs_insertion flag.
20862 * tree-ssa-sccvn.c (may_insert): New global flag.
20863 (copy_reference_ops_from_ref): Value-number union member access
20864 based on its size, not type and member if insertion is allowed.
20865 (visit_reference_op_load): For a weak match from union type
20866 punning lookup a view-converted value and insert a SSA_NAME
20867 for that value if that is not found.
20868 (visit_use): Make dumps shorter. Do not disallow value numbering
20869 SSA_NAMEs that are life over an abnormal edge to constants.
20870 (free_scc_vn): Release inserted SSA_NAMEs.
20871 (run_scc_vn): New flag to specify whether insertion is allowed.
20872 Process SSA_NAMEs in forward order.
20873 * tree-ssa-loop-im.c (for_each_index): Handle invariant
20874 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
20875 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
20876 pointer type to/from integral types that do not change the
20877 precision to regular conversions.
20879 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20881 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20882 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20883 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
20884 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
20885 input arguments and the mode of return value. Built-in functions
20886 that operate on whole 64-bit MMX register now use V1DI mode.
20888 2008-03-13 Alon Dayan <alond@il.ibm.com>
20889 Olga Golovanevsky <olga@il.ibm.com>
20891 PR tree-optimization/35041
20892 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
20893 to locate the right position in a statement.
20895 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20899 * config/i386/xmmintrin.h: Change all static inline functions to
20900 extern inline and add __gnu_inline__ attribute.
20901 * config/i386/bmintrin.h: Ditto.
20902 * config/i386/smmintrin.h: Ditto.
20903 * config/i386/tmmintrin.h: Ditto.
20904 * config/i386/mmintrin-common.h: Ditto.
20905 * config/i386/ammintrin.h: Ditto.
20906 * config/i386/emmintrin.h: Ditto.
20907 * config/i386/pmmintrin.h: Ditto.
20908 * config/i386/mmintrin.h: Ditto.
20909 * config/i386/mm3dnow.h: Ditto.
20911 2008-03-13 Jakub Jelinek <jakub@redhat.com>
20913 PR middle-end/35185
20914 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
20915 (lower_omp_2): New function.
20916 (lower_omp_1, lower_omp): Rewritten.
20918 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
20921 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
20922 with the phrase "Microsoft Windows compilers".
20923 (Push/Pop Macro Pragmas): New subsection. Document
20924 #pragma push_macro and pragma pop_macro.
20926 2008-03-12 Paul Brook <paul@codesourcery.com>
20928 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
20930 2008-03-12 Paul Brook <paul@codesourcery.com>
20932 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
20933 (thumb2_alusi3_short): Exclude PLUS and MINUS.
20934 (thumb2_addsi_shortim): Rename ...
20935 (thumb2_addsi_short): ... to this. Allow register operands.
20936 (thumb2_subsi_short): New pattern.
20937 (thumb2_one_cmplsi2_short,
20938 thumb2_negsi2_short): New patterns and peepholes.
20940 2008-03-12 Paul Brook <paul@codesourcery.com>
20942 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
20944 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
20946 * config/i386/i386.md (int_cond): New code iterator.
20948 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
20949 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
20950 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
20951 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
20952 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
20953 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
20954 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
20955 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
20957 2008-03-12 Paul Brook <paul@codesourcery.com>
20959 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
20960 instead of {arm,thumb}_compute_save_reg_mask.
20961 (output_return_instruction): Ditto.
20962 (thumb_unexpanded_epilogue): Ditto.
20963 (thumb1_expand_prologue): Ditto.
20964 (thumb1_output_function_prologue): Ditto.
20965 (arm_set_return_address): Ditto.
20966 (thumb_set_return_address): Ditto.
20967 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
20968 regs to achieve stack alignment.
20969 (thumb1_compute_save_reg_mask): Fix compiler warning.
20970 (arm_output_epilogue): Use offsets->saved_regs_mask.
20971 Adjust stack pointer by poping call clobered registers.
20972 (arm_expand_prologue): Use offsets->saved_regs_mask.
20973 Adjust stack pointer by pushing extra registers.
20974 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
20976 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
20979 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
20980 conversion to the operands of a multiplication.
20982 2008-03-12 Richard Guenther <rguenther@suse.de>
20984 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
20985 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
20986 * timevar.def (TV_TREE_PHIPROP): Add.
20987 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
20988 pass description. Use TV_TREE_PHIPROP.
20989 * tree-ssa-forwprop.c: Remove phiprop code.
20991 2008-03-12 Jakub Jelinek <jakub@redhat.com>
20993 PR middle-end/35549
20994 * omp-low.c (maybe_lookup_decl): Constify first argument.
20995 (use_pointer_for_field): Change last argument from bool to
20996 omp_context *. Disallow shared copy-in/out in nested
20997 parallel if decl is shared in outer parallel too.
20998 (build_outer_var_ref, scan_sharing_clauses,
20999 lower_rec_input_clauses, lower_copyprivate_clauses,
21000 lower_send_clauses, lower_send_shared_vars): Adjust callers.
21002 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
21003 Ira Rosen <irar@il.ibm.com>
21005 * tree-vectorizer.c (free_stmt_vec_info): New function.
21006 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
21007 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
21008 * tree-vectorizer.h (free_stmt_vec_info): Declare.
21009 * tree-vect-transform.c (vectorizable_conversion): Free
21010 vec_oprnds0 if it was allocated.
21011 (vect_permute_store_chain): Remove unused VECs.
21012 (vectorizable_store): Free VECs that are allocated in the..
21014 (vect_transform_strided_load, vectorizable_load): Likewise.
21015 (vect_remove_stores): Simplify the code.
21016 (vect_transform_loop): Move code to vect_remove_stores().
21017 Call vect_remove_stores() and free_stmt_vec_info().
21019 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21021 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
21022 TARGET_HPUX. Revise comment.
21023 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
21024 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
21025 Use sr4 variant of `be' instruction when not generating PIC code.
21026 (attr_length_call): Adjust for above change.
21028 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
21030 * ipa-reference.c (static_execute): Remove module_statics_const and
21031 associated setting code.
21033 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
21036 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
21037 predicate for operand 1.
21038 (paritysi2_cmp): Use register_operand predicate for operand 2.
21039 Use earlyclobber modifier for operand 1. Remove support for
21041 (paritydi2_cmp): Use register_operand predicate for operand 3.
21042 Use earlyclobber modifier for operand 1. Remove support for
21045 2008-03-11 Paul Brook <paul@codesourcery.com>
21046 Vladimir Prus <vladimir@codesourcery.com>
21048 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
21049 (arm_compute_save_reg0_reg12_mask): Always
21050 check if register 11 must be saved. Always safe hard frame pointer
21051 when frame_pointer_needeed.
21052 (arm_compute_save_reg_mask): Save IP and PC
21053 only with apcs frames.
21054 (arm_output_epilogue): Adjust Thumb2 codepath to
21055 be also invoked and work for ARM non-apcs frames.
21056 (arm_expand_prologue): Don't bother saving IP
21057 for non-apcs frame, since it's not clobbered by
21058 prologue code. Implement non-apcs frame
21061 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
21063 PR rtl-optimization/35281
21064 * expr.c (convert_move): Use a new pseudo for the intermediate
21065 from_mode->word_mode result.
21067 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
21069 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
21070 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
21071 * toplev.c (compile_file): Don't call it.
21073 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
21075 PR middle-end/35526
21076 * expr.c (store_expr): Call emit_block_move if the mode
21077 of "temp" RTX is BLKmode.
21079 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
21080 Richard Guenther <rguenther@suse.de>
21082 PR tree-optimization/31358
21083 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
21084 the step with a NULL_TREE.
21085 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
21086 to sizetype if type is a pointer type.
21087 (add_candidate_1): Don't convert the base and step to
21088 the generic type if the orginal type is a pointer type.
21089 (add_iv_value_candidates): Use sizetype for the step
21090 if type is a pointer type.
21091 (cand_value_at): Likewise.
21092 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
21094 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
21095 Don't convert the tem affine to the type.
21096 (add_elt_to_tree): Use sizetype for the step if a pointer.
21097 Use POINTER_PLUS_EXPR for pointers.
21098 (aff_combination_to_tree): Use sizetype for the step if a
21101 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
21103 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
21104 Remove commutativity hint.
21106 2008-03-10 Jakub Jelinek <jakub@redhat.com>
21110 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
21111 errorneous type. Check that v is a VAR_DECL.
21113 PR middle-end/35099
21114 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
21116 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
21118 PR tree-optimization/35494
21119 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
21120 may be overriden at link and run time.
21122 2008-03-10 Richard Guenther <rguenther@suse.de>
21124 PR tree-optimization/34677
21125 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
21126 (poolify_tree): Likewise.
21127 (modify_expr_template): Likewise.
21128 (poolify_modify_stmt): Likewise.
21129 (insert_fake_stores): Handle all component-ref style stores
21130 in addition to INDIRECT_REF. Also handle complex types.
21131 Do not poolify the inserted load.
21132 (realify_fake_stores): Do not rebuild the tree but only
21133 make it a SSA_NAME copy.
21134 (init_pre): Remove initialzation of modify_expr_template.
21135 Do not allocate modify_expr_node_pool.
21136 (fini_pre): Do not free modify_expr_node_pool.
21138 2008-03-10 Paul Brook <paul@codesourcery.com>
21140 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
21141 to avoid conflicts.
21143 2008-03-10 Paul Brook <paul@codesourcery.com>
21144 Mark Shinwell <shinwell@codesourcery.com>
21146 * config/arm/cortex-r4.md: New.
21147 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
21149 * config/arm/arm.md: Include cortex-r4.md.
21150 (insn): Add smmls, sdiv and udiv values.
21151 (generic_sched): Don't use generic scheduling for Cortex-R4.
21152 (arm_issue_rate): New function.
21153 (TARGET_SCHED_ISSUE_RATE): Define.
21155 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
21157 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
21159 2008-03-10 Richard Guenther <rguenther@suse.de>
21161 * tree-ssa-pre.c (get_sccvn_value): Simplify.
21162 (compute_avail): Do not add stmt uses to AVAIL_OUT.
21164 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
21166 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
21167 Set default to true.
21169 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21171 * c.opt (Wsynth): Deprecate.
21172 * doc/invoke.texi (Option Summary, Warning Options): Document
21173 -Wno-format-contains-nul.
21175 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
21178 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
21179 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
21181 2008-03-09 Ira Rosen <irar@il.ibm.com>
21183 * config/rs6000/rs6000.c (builtin_description): Rename vector
21184 left shift operations.
21185 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
21186 (altivec_vsl<VI_char>): Rename to ...
21187 (ashl<mode>3): ... new name.
21188 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
21190 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
21192 2008-03-08 Richard Guenther <rguenther@suse.de>
21194 * coverage.h (tree_coverage_counter_addr): Declare.
21195 * coverage.c (tree_coverage_counter_addr): New function.
21196 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
21197 before using again.
21198 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
21199 (tree_gen_one_value_profiler): Likewise.
21200 (tree_gen_ic_profiler): Likewise.
21201 (tree_gen_average_profiler): Likewise.
21202 (tree_gen_ior_profiler): Likewise.
21204 2008-03-08 Richard Guenther <rguenther@suse.de>
21206 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
21207 (vn_binary_op_insert): Likewise.
21208 (vn_unary_op_lookup): Likewise.
21209 (vn_unary_op_insert): Likewise.
21210 (vn_nary_op_lookup): Declare.
21211 (vn_nary_op_insert): Likewise.
21212 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
21213 and binary hashes, use a single obstack for unary_op_pool
21214 and binary_op_pool.
21215 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
21216 a single struct vn_nary_op_s. Store tree code length and
21217 a variable number of operands.
21218 (struct vn_reference_op_struct): Remove unused op2.
21219 (vn_reference_op_eq): Do not compare op2.
21220 (vn_reference_op_compute_hash): Do not compute hash of op2.
21221 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
21222 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
21223 with vn_nary_op_compute_hash.
21224 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
21225 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
21227 (vn_unary_op_insert, vn_binary_op_insert): Replace with
21229 (visit_unary_op): Call nary functions.
21230 (visit_binary_op): Likewise.
21231 (process_scc): Adjust for struct vn_tables_s changes.
21232 (allocate_vn_table): Likewise.
21233 (free_vn_table): Likewise.
21234 * tree-vn.c (vn_add): Call nary functions.
21235 (vn_lookup): Likewise.
21237 2008-03-08 Jakub Jelinek <jakub@redhat.com>
21240 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
21241 wdst back after sync_compare_and_swapqhi_internal.
21243 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
21246 * config/i386/i386-modes.def (V1DI): New vector mode.
21247 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
21248 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
21249 (MMXMODE248): Ditto.
21250 (MMXMODE): Add V1DI mode.
21251 (mmxvecsize): Change DI mode to V1DI mode.
21252 ("mov<mode>): Use MMXMODEI8 mode iterator.
21253 ("*mov<mode>_internal_rex64"): Ditto.
21254 ("*mov<mode>_internal"): Ditto.
21255 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
21256 ("mmx_sub<mode>3"): Ditto.
21257 ("mmx_adddi3"): Remove insn pattern.
21258 ("mmx_subdi3"): Ditto.
21259 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
21260 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
21261 ("mmx_ashl<mode>3"): Ditto.
21262 ("mmx_lshrdi3"): Remove insn pattern.
21263 ("mmx_ashldi3"): Ditto.
21264 * config/i386/i386.c (classify_argument): Handle V1DImode.
21265 (function_arg_advance_32): Ditto.
21266 (function_arg_32): Ditto.
21267 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
21268 mmx_addv1di3 insn pattern.
21269 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
21270 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
21271 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
21272 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
21273 Remove definitions of built-in functions.
21274 (V1DI_type_node): New node.
21275 (v1di_ftype_v1di_int): Ditto.
21276 (v1di_ftype_v1di_v1di): Ditto.
21277 (v2si_ftype_v2si_si): Ditto.
21278 (v4hi_ftype_v4hi_di): Remove node.
21279 (v2si_ftype_v2si_di): Ditto.
21280 (ix86_init_mmx_sse_builtins): Handle V1DImode.
21281 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
21282 Redefine builtins using def_builtin_const with *_ftype_*_int node.
21283 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
21284 Add new builtins using def_builtin_const.
21285 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
21286 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
21287 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
21288 * config/i386/mmintrin.h (__v1di): New typedef.
21289 (_mm_add_si64): Cast arguments to __v1di type.
21290 (_mm_sub_si64): Ditto.
21291 (_mm_sll_pi16): Cast __count to __v4hi type.
21292 (_mm_sll_pi32): Cast __count to __v2si type.
21293 (_mm_sll_si64): Cast arguments to __v1di type.
21294 (_mm_srl_pi16): Cast __count to __v4hi type.
21295 (_mm_srl_pi32): Cast __count to __v2si type.
21296 (_mm_srl_si64): Cast arguments to __v1di type.
21297 (_mm_sra_pi16): Cast __count to __v4hi type.
21298 (_mm_sra_pi32): Cast __count to __v2si type.
21299 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
21300 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
21301 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
21302 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
21303 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
21304 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
21305 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
21306 (_mm_srai_pi32): Use __builtin_ia32_psradi.
21307 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
21308 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
21309 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
21310 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
21312 2008-03-07 Joseph Myers <joseph@codesourcery.com>
21314 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
21316 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
21319 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
21320 reg+const addressing for Altivec modes. Don't generate reg+reg
21321 addressing for TFmode or TDmode quantities.
21323 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
21325 * c-common.c (vector_types_convertible_p): Call langhook
21326 instead of comptypes.
21328 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
21331 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
21332 integral and scalar float variables which have a
21335 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
21337 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
21338 dwarf_register_span hook when emitting unwind information for
21339 register-to-memory saves.
21340 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
21341 (rs6000_frame_related): Remove call to spe_synthesize_frame.
21343 2008-03-06 Jakub Jelinek <jakub@redhat.com>
21345 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
21346 for the same VAR_DECL.
21348 2008-03-06 Tom Tromey <tromey@redhat.com>
21350 * treelang: Delete.
21351 * doc/standards.texi (Standards): Don't mention treelang.
21352 * doc/invoke.texi (Overall Options): Don't mention treelang.
21353 * doc/install.texi (Prerequisites): Don't mention bison or
21355 (Configuration): Don't mention treelang.
21356 (Building): Likewise.
21357 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
21359 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
21361 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
21362 word-extractions out of a multi-word object.
21364 2008-03-06 Richard Guenther <rguenther@suse.de>
21366 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
21367 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
21368 result type and precision.
21369 * expr.c (get_inner_reference): Set unsignedp based on the result
21370 type of BIT_FIELD_REF.
21371 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
21372 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
21373 (try_instantiate_multiple_fields): Likewise. Use the correct type
21375 (sra_build_assignment): Likewise.
21376 (sra_build_elt_assignment): Likewise.
21377 (sra_explode_bitfield_assignment): Likewise.
21378 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
21379 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
21380 set BIT_FIELD_REF_UNSIGNED.
21381 (vectorizable_load): Likewise.
21383 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
21385 * cse.c (cse_extended_basic_block): Invalidate artificial defs
21388 2008-03-06 Richard Guenther <rguenther@suse.de>
21390 * alias.c (struct alias_set_entry): Move has_zero_child field
21391 to pack with alias_set.
21393 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
21395 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
21398 2008-03-05 Ian Lance Taylor <iant@google.com>
21400 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
21402 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
21404 * fwprop.c (update_df): Support width and offset parameters of
21406 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
21407 global_conflicts): Change DF_REF_EXTRACT to either
21408 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
21409 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
21410 * df-scan.c (df_ref_record, df_defs_record,
21411 df_ref_create_structure, df_def_record_1, df_uses_record,
21412 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
21413 df_bb_refs_collect, df_entry_block_defs_collect,
21414 df_exit_block_uses_collect): Support new width and offset fields.
21415 (ref_extract_pool): New storage pool.
21416 (df_free_ref): New function.
21417 (df_reg_chain_unlink, df_free_collection_rec,
21418 df_sort_and_compress_refs): Call df_free_ref.
21419 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
21421 (df_ref_create_structure): Allocate df_ref_extract if offset and
21422 width fields are used.
21423 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
21424 (df_uses_record): Get offset and width from ZERO_EXTRACT
21426 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
21427 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
21428 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
21429 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
21430 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
21431 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
21432 (df_ref_extract): New structure.
21433 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
21434 (df_ref_create): Add width and offset parameters.
21436 2008-03-05 Richard Guenther <rguenther@suse.de>
21438 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21439 Use ranges_overlap_p.
21440 (offset_overlaps_with_access): Rename
21441 to ranges_overlap_p and move ...
21442 * tree-flow-inline.h (ranges_overlap_p): ... here.
21444 * tree.h (get_inner_reference, handled_component_p): Update
21447 * tree.h (record_component_aliases, get_alias_set,
21448 alias_sets_conflict_p, alias_sets_must_conflict_p,
21449 objects_must_conflict_p): Move declarations ...
21450 * alias.h (record_component_aliases, get_alias_set,
21451 alias_sets_conflict_p, alias_sets_must_conflict_p,
21452 objects_must_conflict_p): ... here.
21453 Include coretypes.h.
21454 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
21456 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
21458 * cfg.c: Include tree-flow.h.
21459 (remove_edge_raw): Call redirect_edge_var_map_clear.
21460 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
21461 * tree-flow-inline.h (redirect_edge_var_map_def): New.
21462 (redirect_edge_var_map_result): New.
21463 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
21464 PENDING_STMT use with redirect_edge_var_map_*.
21465 * tree-ssa.c (edge_var_maps): New definition.
21466 (redirect_edge_var_map_add): New.
21467 (redirect_edge_var_map_clear): New.
21468 (redirect_edge_var_map_dup): New.
21469 (redirect_edge_var_map_vector): New.
21470 (redirect_edge_var_map_destroy): New.
21471 (ssa_redirect_edge): Replace PENDING_STMT use with
21472 redirect_edge_var_map_*.
21473 (flush_pending_stmts): Same.
21474 (delete_tree_ssa): Destroy edge var map.
21475 * tree-flow.h (struct _edge_var_map): New.
21476 Define edge_var_map vector type.
21477 Declare redirect_edge_var_map_* prototypes.
21478 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
21479 * tree-cfg.c (reinstall_phi_args): Replace
21480 PENDING_STMT use with redirect_edge_var_map_*.
21482 2008-03-05 Richard Guenther <rguenther@suse.de>
21484 PR tree-optimization/35472
21485 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
21486 whose single use_stmt has a overlapping set of loaded and
21487 stored symbols as that use_stmt might be a noop assignment then.
21489 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21491 * gthr-rtems.h: Implement __gthread_mutex_destroy.
21493 2008-03-05 Richard Guenther <rguenther@suse.de>
21496 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
21497 should be constants.
21498 * tree-cfg.c (verify_expr): Verify it.
21499 * fold-const.c (fold_truthop): Remove code generating
21500 BIT_FIELD_REFs of structure bases.
21501 (fold_binary): Likewise.
21502 (fold_ternary): Position and size of BIT_FIELD_REFs are
21503 always host integers.
21504 (make_bit_field_ref): Remove.
21505 (optimize_bit_field_compare): Remove.
21506 (all_ones_mask_p): Remove.
21508 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
21511 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
21512 (split_block_and_df_analyze): New. Split basic block and rebuild
21514 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
21516 (split_pattern_seq): Likewise.
21517 (erase_matching_seqs): Likewise.
21518 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
21520 2008-03-04 Geoff Keating <geoffk@apple.com>
21522 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
21523 declaration and code.
21524 (tree_invalid_nonnegative_warnv_p): Likewise.
21526 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
21528 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
21529 examples. Truncate option-names then causing overfull hbox.
21531 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21534 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
21536 * configure: Rebuilt.
21538 2008-03-04 Rafael EspÃndola <espindola@google.com>
21540 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
21541 (tree_unary_nonnegative_warnv_p): New.
21542 (tree_binary_nonnegative_warnv_p): New.
21543 (tree_single_nonnegative_warnv_p): New.
21544 (tree_invalid_nonnegative_warnv_p): New.
21545 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
21547 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21550 * opts.c (handle_option): Postpone 'unknown option' errors only for
21553 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
21556 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
21559 2008-03-04 Rafael EspÃndola <espindola@google.com>
21561 * fold-const.c (tree_unary_nonzero_warnv_p): New.
21562 (tree_binary_nonzero_warnv_p): New.
21563 (tree_single_nonzero_warnv_p): New.
21564 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
21566 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
21568 PR middle-end/35456
21569 * fold-const.c (fold_cond_expr_with_comparison): Prevent
21570 transformations for modes that have signed zeros.
21571 * ifcvt.c (noce_try_abs): Ditto.
21573 2008-03-04 Joseph Myers <joseph@codesourcery.com>
21575 * config/i386/i386.c (override_options): Force
21576 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
21578 2008-03-04 Jan Hubicka <jh@suse.cz>
21581 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
21584 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
21586 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
21587 label to probe the stack.
21589 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
21591 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
21592 (__gthr_win32_mutex_destroy): Declare.
21593 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
21594 __gthr_win32_mutex_destroy.
21595 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
21597 2008-03-03 Jan Hubicka <jh@suse.cz>
21600 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
21601 aggressive on inlining cold calls.
21603 2008-03-03 Richard Guenther <rguenther@suse.de>
21605 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
21606 struct copies into the expression table.
21607 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
21608 (try_to_simplify): Likewise.
21609 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
21610 integral and pointer arguments which do not change the
21611 precision to NOP_EXPRs.
21612 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
21613 VIEW_CONVERT_EXPR case.
21615 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
21617 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
21618 defined in a loop at depth 0 is invariant.
21619 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
21620 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
21621 be called at loop depth 0.
21623 2008-03-02 Jakub Jelinek <jakub@redhat.com>
21626 * gcc.c (process_command): Update copyright notice dates.
21627 * gcov.c (print_version): Likewise.
21628 * gcov-dump.c (print_version): Likewise.
21629 * mips-tfile.c (main): Likewise.
21630 * mips-tdump.c (main): Likewise.
21632 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21635 * c-common.c (flag_permissive): Delete.
21636 (constant_expression_warnings): Check flags first.
21637 (constant_expression_error): New.
21638 * c-common.h (flag_permissive): Delete.
21639 (constant_expression_error): Declare.
21640 * flags.h (flag_permissive): Declare. Update description.
21641 * diagnostic.c (pedwarn): Update.
21643 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
21644 (permissive_error_kind): New.
21645 * toplev.c (flag_permissive): Define. Update description.
21646 * toplev.h (permissive_error_kind): Declare.
21647 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
21648 (pedwarn_c90): Use pedantic_warning_kind.
21649 * c-opts.c (c_common_post_options): flag_permissive does not affect
21650 flag_pedantic_errors.
21652 2008-03-02 Joseph Myers <joseph@codesourcery.com>
21654 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
21655 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
21656 __absvsi2, __absvDI2): Use unsigned arithmetic.
21658 2008-03-02 Andi Kleen <ak@suse.de>
21659 Richard Guenther <rguenther@suse.de>
21661 * struct-equiv.c: Remove file.
21662 * cfg_cleanup.c (condjump_equiv_p): Remove.
21663 * Makefile.in (OBJS-common): Remove struct-equiv.o.
21664 (struct-equiv.o): Remove rule.
21665 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
21666 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
21667 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
21669 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21671 * ifcvt.c (noce_process_if_block): Try to handle only the then
21672 block if the else block exists but isn't suitable.
21674 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
21677 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
21678 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
21679 regression from previous patch.
21681 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
21684 * gthr.h: Add __gthread_mutex_destroy as a function that must be
21686 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
21687 * gthr-single.h (__gthread_mutex_destroy): Likewise.
21688 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
21689 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
21690 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
21691 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
21692 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
21693 (__gthread_mutex_destroy_function): Rename to
21694 __gthread_mutex_destroy.
21695 * gthr-dce.h (__gthread_mutex_destroy): Call
21696 pthread_mutex_destroy.
21697 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
21698 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
21699 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
21701 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21703 * df-scan.c (df_ref_chain_change_bb): Simplify.
21704 (df_insn_change_bb): Add new_bb argument. Simplify. Call
21705 set_block_for_insn if there's any change.
21706 * df.h ((df_insn_change_bb): Fix prototype.
21707 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
21708 df_insn_change_bb, don't call set_block_for_insn.
21709 * emit-rtl.c (reorder_insns): Likewise.
21710 * haifa-sched.c (move_insn): Likewise.
21712 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21714 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
21716 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21718 * tree-flow-inline.h (next_readonly_imm_use): Return
21719 NULL_USE_OPERAND_P after the end.
21721 2008-03-01 Richard Guenther <rguenther@suse.de>
21723 PR tree-optimization/35411
21724 * tree-sra.c (sra_build_assignment): Split conversion to
21725 final type to a separate statement if we are not assigning
21728 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21730 * fold-const.c (fold_convertible_p): Correct the logic to follow
21731 that in fold_convert().
21733 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
21736 * tree-inline.c (build_duplicate_type): When we make a
21737 duplicate type, make it unique in the canonical types system.
21739 2008-02-29 Tom Tromey <tromey@redhat.com>
21741 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
21742 input_file_stack_history, input_file_stack_restored): Remove.
21743 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
21744 * input.h (struct file_stack): Remove.
21745 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
21746 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
21748 * diagnostic.h (struct diagnostic_context) <last_module>: Change
21750 (diagnostic_last_module_changed): Add 'map' argument.
21751 (diagnostic_set_last_function): Likewise.
21752 * diagnostic.c (undiagnostic_report_current_module): Iterate using
21753 line map, not input_file_stack.
21754 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
21756 2008-02-29 Paul Brook <paul@codesourcery.com>
21758 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
21760 2008-02-29 Paul Brook <paul@codesourcery.com>
21762 * config/arm/ieee754-df.S (muldf3): Use RET macros.
21764 2008-02-29 Richard Guenther <rguenther@suse.de>
21766 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
21768 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
21769 value for comparing for a store match.
21770 (simplify_unary_expression): Do nothing for SSA_NAMEs.
21771 (try_to_simplify): Do not do a full-blown reference lookup.
21773 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
21775 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
21776 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
21778 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
21780 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
21782 * tree-loop-linear.c (try_interchange_loops): Compare memory access
21783 strides against cache sizes.
21785 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
21787 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
21790 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
21792 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
21793 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
21794 is smaller than the original promoted value.
21795 (simplify_subreg): If OP is a SUBREG, try to preserve its
21796 SUBREG_PROMOTED_VAR_P information.
21798 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
21800 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
21801 (VN_INFO_GET): Allocate new objects on the obstack.
21802 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
21803 for rpo_numbers_temp, for consistency.
21804 (free_scc_vn): Free the obstack.
21806 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
21808 * doc/invoke.texi: Document -ftree-loop-distribution.
21809 * tree-loop-distribution.c: New.
21810 * tree-pass.h (pass_loop_distribution): New.
21811 * graphds.h (struct graph): Add htab_t indices.
21812 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
21813 * tree-vectorizer.c (rename_variables_in_loop): Extern.
21814 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
21815 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
21816 * tree-data-ref.c (debug_data_dependence_relations): New.
21817 (dump_data_dependence_relation): Also print data references.
21818 (free_data_ref): Extern.
21819 (same_access_functions): Moved...
21820 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
21821 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
21822 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
21823 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
21824 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
21825 (stmts_from_loop): Skip LABEL_EXPR.
21826 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
21828 (build_rdg): Initialize rdg->indices htab.
21829 (free_rdg, stores_from_loop, ref_base_address,
21830 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
21831 have_similar_memory_accesses_1, ref_base_address_1,
21832 remove_similar_memory_refs): New.
21833 * tree-data-ref.h: Depend on tree-chrec.h.
21834 (debug_data_dependence_relations, free_data_ref): Declared.
21835 (same_access_functions): ... here.
21836 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
21838 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
21839 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
21840 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
21841 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
21842 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
21843 rdg_vertex_for_stmt): Declared.
21844 (struct rdg_edge): Add level.
21846 (free_rdg, stores_from_loop, remove_similar_memory_refs,
21847 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
21849 (rdg_has_similar_memory_accesses): New.
21850 * tree-vect-analyze.c: Remove unused static decls.
21851 * lambda.h (dependence_level): New.
21852 * common.opt (ftree-loop-distribution): New.
21853 * tree-flow.h (mark_virtual_ops_in_bb,
21854 slpeel_tree_duplicate_loop_to_edge_cfg,
21855 rename_variables_in_loop): Declared.
21856 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
21857 (OBJS-common): Add tree-loop-distribution.o.
21858 (tree-loop-distribution.o): New rule.
21859 * tree-cfg.c (mark_virtual_ops_in_bb): New.
21860 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
21861 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
21863 2008-02-28 Joseph Myers <joseph@codesourcery.com>
21866 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
21867 other than structures and unions.
21869 2008-02-28 Richard Guenther <rguenther@suse.de>
21872 2008-02-26 Richard Guenther <rguenther@suse.de>
21874 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21875 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21876 (lookup_decl_from_uid): Declare.
21877 (remove_decl_from_map): Likewise.
21878 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21879 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21880 (decl_for_uid_map): New global hashtable mapping DECL_UID
21882 (init_ttree): Allocate it.
21883 (insert_decl_to_uid_decl_map): New helper function.
21884 (make_node_stat): Insert new decls into the map.
21885 (copy_node_stat): Likewise.
21886 (lookup_decl_from_uid): New function.
21887 (remove_decl_from_map): Likewise.
21888 (print_decl_for_uid_map_statistics): New helper.
21889 (dump_tree_statistics): Call it.
21891 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21892 (referenced_var_iterator): Adjust.
21893 (FOR_EACH_REFERENCED_VAR): Adjust.
21894 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21895 (num_referenced_vars): Adjust.
21896 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21897 (first_referenced_var): Remove.
21898 (end_referenced_vars_p): Likewise.
21899 (next_referenced_var): Likewise.
21900 (referenced_var_iterator_set): New helper function.
21901 * tree-dfa.c (referenced_var_lookup): Adjust.
21902 (referenced_var_check_and_insert): Likewise.
21903 (remove_referenced_var): Likewise.
21904 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21905 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21906 (verify_call_clobbering): Likewise.
21907 (verify_memory_partitions): Likewise.
21908 (init_tree_ssa): Allocate bitmap instead of hashtable for
21910 (delete_tree_ssa): Adjust.
21911 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21912 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21913 (compute_tag_properties): Likewise.
21914 (set_initial_properties): Likewise.
21915 (find_partition_for): Likewise.
21916 (update_reference_counts): Likewise.
21917 (dump_may_aliases_for): Likewise.
21918 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21919 (add_call_clobber_ops): Likewise.
21920 (add_call_read_ops): Likewise.
21921 (get_asm_expr_operands): Likewise.
21922 * tree-into-ssa.c (dump_decl_set): Likewise.
21923 (update_ssa): Likewise.
21924 * tree-sra.c (scan_function): Likewise.
21925 (decide_instantiations): Likewise.
21926 (scalarize_parms): Likewise.
21927 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21928 (dsa_named_for): Likewise.
21929 * tree-ssa-structalias.c (update_alias_info): Likewise.
21930 (merge_smts_into): Likewise.
21932 2008-02-27 David Daney <ddaney@avtrex.com>
21935 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
21936 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
21937 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
21938 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
21939 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
21941 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
21944 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
21945 (BUILT_IN_NEXTTOWARD): Remove.
21946 (BUILT_IN_NEXTTOWARDF): Ditto.
21947 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
21948 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
21950 2008-02-27 Tom Tromey <tromey@redhat.com>
21952 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
21953 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
21955 2008-02-27 Jan Beulich <jbeulich@novell.com>
21957 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
21958 update the respective field on newdecl.
21960 2008-02-27 Revital Eres <eres@il.ibm.com>
21962 PR rtl-optimization/34999
21963 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
21964 crossing edges that ends with a call insn.
21965 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
21966 call insn and clear the EDGE_CROSSING flag of the crossing edge
21967 when fixing fallthru edges.
21969 2008-02-27 Richard Guenther <rguenther@suse.de>
21971 PR middle-end/35390
21972 * fold-const.c (fold_unary): Return the correct argument,
21973 converted to the result type.
21975 2008-02-27 Richard Guenther <rguenther@suse.de>
21977 PR middle-end/34971
21978 * expr.c (expand_expr_real_1): Assert on rotates that operate
21980 * fold-const.c (fold_binary): Use the types precision, not the
21981 bitsize of the mode if folding rotate expressions. Build rotates
21982 only for full modes.
21984 2008-02-27 Jakub Jelinek <jakub@redhat.com>
21986 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
21987 and CPP_PRAGMA_EOL.
21988 * c-pragma.c (pragma_ns_name): New typedef.
21989 (registered_pp_pragmas): New variable.
21990 (c_pp_lookup_pragma): New function.
21991 (c_register_pragma_1): If flag_preprocess_only, do nothing
21992 for non-expanded pragmas, for expanded ones push pragma's
21993 namespace and name into registered_pp_pragmas vector.
21994 (c_invoke_pragma_handler): Register OpenMP pragmas even when
21995 flag_preprocess_only, don't register GCC pch_preprocess
21996 pragma if flag_preprocess_only.
21997 * c-opts.c (c_common_init): Call init_pragma even if
21998 flag_preprocess_only.
21999 * c-pragma.c (c_pp_lookup_pragma): New prototype.
22000 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
22001 cpp_register_pragma if flag_preprocess_only.
22003 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22006 * c-parser.c (c_parser_translation_unit): Warn for empty
22007 translation unit, not empty source file.
22009 2008-02-26 Paul Brook <paul@codesourcery.com>
22011 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
22012 operand for Thumb-2.
22013 * config/arm/arm.h (reg_class): Add CORE_REGS.
22014 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
22015 (BASE_REG_CLASS): Use CORE_REGS.
22016 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
22017 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
22018 (REGNO_OK_FOR_INDEX_P): Exclude SP.
22019 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
22020 ARM_REGNO_OK_FOR_INDEX_P.
22021 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
22022 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
22023 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
22024 (ldm/stm peepholes): Ditto.
22025 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
22026 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
22027 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
22028 * config/arm/constraints.md: Enable "k" constraint on ARM.
22030 2008-02-27 Ben Elliston <bje@au.ibm.com>
22032 * config/rs6000/rs6000.c: Annotate cache line size field in all
22033 instances of struct processor_costs.
22035 2008-02-26 David Edelsohn <edelsohn@gnu.org>
22037 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
22038 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
22039 jump_bypass): New counters.
22040 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
22041 * dce.c (gate_ud_dce): Same.
22042 (gate_fast_dce): Same.
22043 * dse.c (gate_dse1): New function.
22044 (gate_dse2): New function.
22045 (gate_dse): Merge results of new gate functions.
22046 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
22047 (gate_handle_jump_bypass): Add dbg_cnt.
22048 (gate_handle_gcse): Add dbg_cnt.
22049 * ifcvt.c (gate_handle_if_conversion): Same.
22050 (gate_handle_if_after_combine): Same.
22051 (gate_handle_if_after_reload): Same.
22052 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
22054 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
22056 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
22058 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
22060 2008-02-26 Jason Merrill <jason@redhat.com>
22063 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
22064 alone if it's the naming decl for the type's main variant.
22066 2008-02-26 Tom Tromey <tromey@redhat.com>
22068 * system.h (USE_MAPPED_LOCATION): Poison.
22069 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
22070 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
22071 (make_goto_expr_edges): Likewise.
22072 (remove_bb): Likewise.
22073 (execute_warn_function_return): Likewise.
22074 * basic-block.h (struct edge_def) <goto_locus>: Change type to
22076 * c-common.c (fname_decl): Remove old location code.
22077 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
22079 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
22081 (ASM_INPUT_SOURCE_LOCATION): Likewise.
22082 (gen_rtx_ASM_INPUT): Likewise.
22083 (gen_rtx_ASM_INPUT_loc): Likewise.
22084 (get_rtx_asm_OPERANDS): Remove.
22085 * cfglayout.c (insn_locators_alloc): Remove old location code.
22086 (set_curr_insn_source_location): Likewise.
22087 (curr_insn_locator): Likewise.
22088 * print-tree.c (print_node): Remove old location code.
22089 * tree-mudflap.c (mf_varname_tree): Remove old location code.
22090 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
22091 * cfgexpand.c (expand_gimple_cond_expr): Don't use
22092 location_from_locus.
22093 (construct_exit_block): Remove old location code.
22094 * emit-rtl.c (force_next_line_note): Remove old location code.
22095 * profile.c (branch_prob): Remove old location code.
22096 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
22097 LOC_LINE): Remove old-location variants.
22098 * langhooks.c (lhd_print_error_function): Remove old location
22100 * configure, config.in: Rebuilt.
22101 * configure.ac (--enable-mapped-location): Remove.
22102 * c-decl.c (c_init_decl_processing): Remove old location code.
22103 (finish_function): Likewise.
22104 * recog.c (decode_asm_operands): Remove old location code.
22105 * c-pch.c (c_common_read_pch): Remove old location code.
22106 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
22108 * gimple-low.c (lower_function_body): Remove old location code.
22109 * toplev.c (unknown_location): Remove.
22110 (push_srcloc): Remove old-location variant.
22111 (process_options): Remove old location code.
22112 (lang_dependent_init): Likewise.
22113 * input.h (UNKNOWN_LOCATION): Move definition.
22114 (location_t): Undeprecate.
22115 (source_locus): Remove.
22116 (location_from_locus): Remove.
22117 (struct location_s): Remove.
22118 Remove all old-location code.
22119 (input_line, input_filename): Remove.
22120 * final.c (final_scan_insn): Remove old location code.
22121 * diagnostic.c (diagnostic_build_prefix): Remove
22122 USE_MAPPED_LOCATION test.
22123 * tree.h (gimple_stmt) <locus>: Now a location_t.
22124 (tree_exp) <locus>: Likewise.
22125 (DECL_IS_BUILTIN): Remove old-location variant.
22126 (annotate_with_file_line, annotate_with_locus): Likewise.
22127 (expr_locus, set_expr_locus): Update.
22128 * tree.c (build1_stat): Remove old location code.
22129 (last_annotated_node): Remove.
22130 (annotate_with_file_line): Remove old-location variant.
22131 (annotate_with_locus): Likewise.
22132 (expr_location): Remove old location code.
22133 (set_expr_location): Likewise.
22134 (expr_has_location): Likewise.
22135 (expr_locus): Likewise.
22136 (set_expr_locus): Likewise.
22137 (expr_filename): Don't use location_from_locus.
22138 (expr_lineno): Likewise.
22139 * rtl-error.c (location_for_asm): Remove old location code.
22140 * c-lex.c (cb_line_change): Remove old location code.
22141 (fe_file_change): Likewise.
22142 (cb_def_pragma): Likewise.
22143 (c_lex_with_flags): Likewise.
22144 * gengtype.c (do_typedef): Don't special-case location types.
22145 (define_location_structures): Remove.
22146 (main): Don't call define_location_structures.
22147 * tree-pretty-print.c (dump_implicit_edges): Remove old location
22150 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22153 * builtins.def (BUILT_IN_STDARG_START): Remove.
22154 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
22155 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
22156 * tree-inline.c (inline_forbidden_p_1): Likewise.
22158 2008-02-26 Richard Guenther <rguenther@suse.de>
22160 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22161 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22162 (lookup_decl_from_uid): Declare.
22163 (remove_decl_from_map): Likewise.
22164 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22165 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22166 (decl_for_uid_map): New global hashtable mapping DECL_UID
22168 (init_ttree): Allocate it.
22169 (insert_decl_to_uid_decl_map): New helper function.
22170 (make_node_stat): Insert new decls into the map.
22171 (copy_node_stat): Likewise.
22172 (lookup_decl_from_uid): New function.
22173 (remove_decl_from_map): Likewise.
22174 (print_decl_for_uid_map_statistics): New helper.
22175 (dump_tree_statistics): Call it.
22177 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22178 (referenced_var_iterator): Adjust.
22179 (FOR_EACH_REFERENCED_VAR): Adjust.
22180 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22181 (num_referenced_vars): Adjust.
22182 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22183 (first_referenced_var): Remove.
22184 (end_referenced_vars_p): Likewise.
22185 (next_referenced_var): Likewise.
22186 (referenced_var_iterator_set): New helper function.
22187 * tree-dfa.c (referenced_var_lookup): Adjust.
22188 (referenced_var_check_and_insert): Likewise.
22189 (remove_referenced_var): Likewise.
22190 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22191 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22192 (verify_call_clobbering): Likewise.
22193 (verify_memory_partitions): Likewise.
22194 (init_tree_ssa): Allocate bitmap instead of hashtable for
22196 (delete_tree_ssa): Adjust.
22197 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22198 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22199 (compute_tag_properties): Likewise.
22200 (set_initial_properties): Likewise.
22201 (find_partition_for): Likewise.
22202 (update_reference_counts): Likewise.
22203 (dump_may_aliases_for): Likewise.
22204 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22205 (add_call_clobber_ops): Likewise.
22206 (add_call_read_ops): Likewise.
22207 (get_asm_expr_operands): Likewise.
22208 * tree-into-ssa.c (dump_decl_set): Likewise.
22209 (update_ssa): Likewise.
22210 * tree-sra.c (scan_function): Likewise.
22211 (decide_instantiations): Likewise.
22212 (scalarize_parms): Likewise.
22213 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22214 (dsa_named_for): Likewise.
22215 * tree-ssa-structalias.c (update_alias_info): Likewise.
22216 (merge_smts_into): Likewise.
22218 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22221 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
22222 * c-opts.c (c_common_handle_option): Wall enables
22223 Wvolatile-register-var.
22224 * common.opt: Move Wvolatile-register-var to...
22227 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22229 * common.opt (Wlarger-than=): New.
22230 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
22232 * opts.c (common_handle_option): Handle -Wlarger-than=.
22233 * optc-gen.awk: Likewise.
22234 * opth-gen.awk: Likewise.
22235 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
22236 * tree-optimize.c (tree_rest_of_compilation): Likewise.
22238 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22240 * c-common.c (match_case_to_enum_1): Add appropriate
22241 OPT_W* parameter to warning.
22242 (c_do_switch_warnings): Likewise.
22243 * c-typeck.c (warning_init): Add one more parameter following
22244 'warning' function.
22245 (push_init_level): Update call to warning_init.
22246 (pop_init_level): Likewise.
22247 (add_pending_init): Likewise.
22248 (output_init_element: Likewise.
22250 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22253 * toplev.c (toplev_main): If there are warnings or error, print
22254 errors for ignored options.
22255 * opts.c (ignored_options): New static variable.
22256 (postpone_unknown_option_error): New.
22257 (print_ignored_options): New.
22258 (handle_option): Postpone errors for unknown -Wno-* options.
22259 * opts.h (print_ignored_options): Declare.
22261 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
22263 * config/mips/mips.md (loadgp_blockage, blockage): Change type
22266 2008-02-25 Richard Guenther <rguenther@suse.de>
22269 2008-02-25 Richard Guenther <rguenther@suse.de>
22271 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22272 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22273 (lookup_decl_from_uid): Declare.
22274 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22275 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22276 (decl_for_uid_map): New global hashtable mapping DECL_UID
22278 (init_ttree): Allocate it.
22279 (insert_decl_to_uid_decl_map): New helper function.
22280 (make_node_stat): Insert new decls into the map.
22281 (copy_node_stat): Likewise.
22282 (lookup_decl_from_uid): New function.
22283 (print_decl_for_uid_map_statistics): New helper.
22284 (dump_tree_statistics): Call it.
22286 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22287 (referenced_var_iterator): Adjust.
22288 (FOR_EACH_REFERENCED_VAR): Adjust.
22289 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22290 (num_referenced_vars): Adjust.
22291 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22292 (first_referenced_var): Remove.
22293 (end_referenced_vars_p): Likewise.
22294 (next_referenced_var): Likewise.
22295 (referenced_var_iterator_set): New helper function.
22296 * tree-dfa.c (referenced_var_lookup): Adjust.
22297 (referenced_var_check_and_insert): Likewise.
22298 (remove_referenced_var): Likewise.
22299 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22300 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22301 (verify_call_clobbering): Likewise.
22302 (verify_memory_partitions): Likewise.
22303 (init_tree_ssa): Allocate bitmap instead of hashtable for
22305 (delete_tree_ssa): Adjust.
22306 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22307 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22308 (compute_tag_properties): Likewise.
22309 (set_initial_properties): Likewise.
22310 (find_partition_for): Likewise.
22311 (update_reference_counts): Likewise.
22312 (dump_may_aliases_for): Likewise.
22313 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22314 (add_call_clobber_ops): Likewise.
22315 (add_call_read_ops): Likewise.
22316 (get_asm_expr_operands): Likewise.
22317 * tree-into-ssa.c (dump_decl_set): Likewise.
22318 (update_ssa): Likewise.
22319 * tree-sra.c (scan_function): Likewise.
22320 (decide_instantiations): Likewise.
22321 (scalarize_parms): Likewise.
22322 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22323 (dsa_named_for): Likewise.
22324 * tree-ssa-structalias.c (update_alias_info): Likewise.
22325 (merge_smts_into): Likewise.
22327 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
22330 * doc/invoke.texi (-fcx-limited-range): Document new option.
22331 * toplev.c (process_options): Handle -fcx-fortran-rules.
22332 * common.opt: Add documentation for -fcx-fortran-rules.
22334 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
22337 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
22338 actual behaviour and C99.
22340 2008-02-26 Ben Elliston <bje@au.ibm.com>
22342 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
22343 (ASM_CPU_POWER6_SPEC): Likewise.
22344 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
22345 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
22346 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
22348 2008-02-25 Richard Guenther <rguenther@suse.de>
22350 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22351 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22352 (lookup_decl_from_uid): Declare.
22353 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22354 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22355 (decl_for_uid_map): New global hashtable mapping DECL_UID
22357 (init_ttree): Allocate it.
22358 (insert_decl_to_uid_decl_map): New helper function.
22359 (make_node_stat): Insert new decls into the map.
22360 (copy_node_stat): Likewise.
22361 (lookup_decl_from_uid): New function.
22362 (print_decl_for_uid_map_statistics): New helper.
22363 (dump_tree_statistics): Call it.
22365 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22366 (referenced_var_iterator): Adjust.
22367 (FOR_EACH_REFERENCED_VAR): Adjust.
22368 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22369 (num_referenced_vars): Adjust.
22370 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22371 (first_referenced_var): Remove.
22372 (end_referenced_vars_p): Likewise.
22373 (next_referenced_var): Likewise.
22374 (referenced_var_iterator_set): New helper function.
22375 * tree-dfa.c (referenced_var_lookup): Adjust.
22376 (referenced_var_check_and_insert): Likewise.
22377 (remove_referenced_var): Likewise.
22378 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22379 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22380 (verify_call_clobbering): Likewise.
22381 (verify_memory_partitions): Likewise.
22382 (init_tree_ssa): Allocate bitmap instead of hashtable for
22384 (delete_tree_ssa): Adjust.
22385 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22386 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22387 (compute_tag_properties): Likewise.
22388 (set_initial_properties): Likewise.
22389 (find_partition_for): Likewise.
22390 (update_reference_counts): Likewise.
22391 (dump_may_aliases_for): Likewise.
22392 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22393 (add_call_clobber_ops): Likewise.
22394 (add_call_read_ops): Likewise.
22395 (get_asm_expr_operands): Likewise.
22396 * tree-into-ssa.c (dump_decl_set): Likewise.
22397 (update_ssa): Likewise.
22398 * tree-sra.c (scan_function): Likewise.
22399 (decide_instantiations): Likewise.
22400 (scalarize_parms): Likewise.
22401 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22402 (dsa_named_for): Likewise.
22403 * tree-ssa-structalias.c (update_alias_info): Likewise.
22404 (merge_smts_into): Likewise.
22406 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
22409 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
22410 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
22411 * alias.h (nonoverlapping_memrefs_p): Likewise.
22413 2008-02-25 Jan Beulich <jbeulich@novell.com>
22415 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
22416 * config/i386/netware-libgcc.exp: Add __bswap?i2,
22417 __emultls_get_address, __emultls_register_common,
22418 __floatundi?f, and _Unwind_GetIPInfo.
22419 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
22420 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
22421 (gen_regparm_prefix): Likewise.
22422 (i386_nlm_encode_section_info): Sync with
22423 config/i386/winnt.c:i386_pe_encode_section_info().
22424 (i386_nlm_maybe_mangle_decl_assembler_name): New.
22425 i386_nlm_mangle_decl_assembler_name): New.
22426 (netware_override_options): New.
22427 * config/i386/netware.h (netware_override_options): Declare.
22428 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
22429 (i386_nlm_mangle_decl_assembler_name): Declare.
22430 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
22432 2008-02-25 Ben Elliston <bje@au.ibm.com>
22435 * c-decl.c (grokdeclarator): Remove unused local variables
22436 `typedef_type' and `type_as_written'.
22438 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
22439 unused local variable `has_hot_blocks'.
22440 (fix_crossing_conditional_branches): Remove unused local variable
22443 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
22445 PR middle-end/19984
22446 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
22447 using DEF_C99_BUILTIN.
22448 (BUILT_IN_NANF): Ditto.
22449 (BUILT_IN_NANL): Ditto.
22451 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
22452 Revital Eres <eres@il.ibm.com>
22454 * modulo-sched.c (calculate_must_precede_follow): Address TODO
22455 regarding the order of two dependent insns in the same row.
22457 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
22459 * stor-layout.c (layout_decl): Do not bump the alignment of a
22460 bit-field to more than byte alignment if it is packed.
22462 2008-02-24 David Edelsohn <edelsohn@gnu.org>
22464 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
22467 2008-02-24 Diego Novillo <dnovillo@google.com>
22469 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
22472 * tree-vrp.c (vrp_evaluate_conditional): With
22473 -Wtype-limits, emit a warning when comparing against a
22474 constant outside the natural range of OP0's type.
22475 * c.opt (Wtype-limits): Move ...
22476 * common.opt (Wtype-limits): ... here.
22478 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
22480 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
22481 * config/rs6000/e300c2c3.md: New file.
22482 * config/rs6000/rs6000.c (processor_costs): Add new costs for
22484 (rs6000_override_options): Add e300c2 and e300c3 cases to
22485 processor_target_table. Do not allow usage of Altivec or Spe
22486 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
22487 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
22488 * config/rs6000/rs6000.h (processor_type): Add
22489 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
22490 (ASM_CPU_SPEC): Add e300c2 and e300c3.
22491 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
22492 and ppce300c3. Include e300c2c3.md.
22494 2008-02-23 David Edelsohn <edelsohn@gnu.org>
22496 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
22497 instead of TARGET_STRICT_ALIGN.
22499 2008-02-23 Joseph Myers <joseph@codesourcery.com>
22501 * explow.c (memory_address): Assert that the generated address is
22504 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22507 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
22508 * config/darwin-ppc-ldouble-patch.def: New file.
22509 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
22510 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
22511 SUBTARGET_INIT_BUILTINS if defined.
22512 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
22515 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
22518 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
22519 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
22521 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
22524 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
22525 file" warning condtional on -Winvalid-PCH.
22527 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
22529 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
22531 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
22535 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
22536 prevent reload from using MMX registers.
22537 (*mov<mode>_internal): Ditto.
22538 (*movv2sf_internal_rex64): Ditto.
22539 (*movv2sf_internal): Ditto.
22541 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22543 PR documentation/31569
22544 * doc/install.texi2html: Use makeinfo --no-number-sections.
22546 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22548 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
22549 ensure that we can address an entire entity > 8 bytes. Don't
22550 generate reg+reg addressing for such data.
22552 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22554 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
22555 strings when optimizing for size, unless the target cares about
22558 2008-02-22 Tom Tromey <tromey@redhat.com>
22560 * regclass.c (current_pass): Remove declaration.
22562 2008-02-22 Anatoly Sokolov <aesok@post.ru>
22564 * config/avr/libgcc.S (__RAMPZ__): Define.
22565 (__do_copy_data): Add for devices with 128KB code memory.
22567 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22569 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
22571 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
22573 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
22575 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
22578 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22581 * c-typeck.c (build_binary_op): Warn about floating point
22582 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
22584 2008-02-21 Janis Johnson <janis187@us.ibm.com>
22587 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
22588 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
22590 (rs6000_override_options): Set altivec_abi as default, not override,
22591 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
22592 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
22593 is used; use new member spe_abi.
22594 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
22595 spe_abi and altivec_abi.
22597 2008-02-22 Tomas Bily <tbily@suse.cz>
22599 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
22601 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22604 * config.build (build_file_translate): Set to `CMD //c' only if
22606 * Makefile.in (build_file_translate): Improve comment.
22608 2008-02-21 Jan Hubicka <jh@suse.cz>
22610 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
22611 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
22612 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
22614 2008-02-21 Michael Matz <matz@suse.de>
22617 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
22619 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
22621 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
22622 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
22623 as insn constraint.
22624 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
22625 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
22626 SSE_VEC_FLOAT_MODE_P as insn constraint.
22627 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
22628 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
22629 sse4a_movntdf using MODEF mode iterator.
22630 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
22631 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
22632 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
22633 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
22634 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
22635 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
22636 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
22638 2008-02-21 Richard Guenther <rguenther@suse.de>
22640 * tree.def (PAREN_EXPR): New tree code.
22641 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
22643 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
22644 * expr.c (expand_expr_real_1): Likewise.
22645 * tree-inline.c (estimate_num_insns_1): Likewise.
22646 * tree-complex.c (expand_complex_move): Likewise.
22647 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
22650 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
22653 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
22655 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
22658 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
22660 * config/sh/sh.c (find_barrier): Don't go past
22661 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
22663 2008-02-20 DJ Delorie <dj@redhat.com>
22665 * config/h8300/h8300.md (insv): Force source operand to be a register.
22667 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
22668 as a jump, not as a plain insn.
22670 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
22672 * doc/invoke.texi (Warning Options): Add new option
22673 -Wframe-larger-than=.
22674 (-Wframe-larger-than): Document.
22676 * flags.h (warn_frame_larger_than, frame_larger_than_size):
22677 Add declarations for new option variables.
22679 * final.c (final_start_function): Check the frame size
22680 before emission and issue a Wframe-larger-than warning.
22682 * opts.c (warn_frame_larger_than, frame_larger_than_size):
22683 Add definitions for new option variables.
22684 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
22686 * common.opt (Wframe-larger-than=): New option.
22688 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
22690 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
22691 (<sse>_div<mode>3): Ditto.
22692 (<sse>_vmdiv<mode>3): Ditto.
22693 (<sse>_vmsqrt<mode>2): Ditto.
22694 (*smax<mode>3): Ditto.
22695 (sse5_frcz<mode>2): Ditto.
22696 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
22697 as insn constraint.
22699 2008-02-20 Richard Guenther <rguenther@suse.de>
22701 PR middle-end/35265
22702 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
22703 be happy with INTEGRAL_TYPE_P.
22705 2008-02-20 Richard Guenther <rguenther@suse.de>
22707 * fold-const.c (split_tree): Associate floatig-point expressions
22708 if flag_associative_math is set.
22710 2008-02-20 Richard Guenther <rguenther@suse.de>
22712 * tree.h (fold_real_zero_addition_p): Declare.
22713 * fold-const.c (fold_real_zero_addition_p): Export.
22714 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
22715 floating-point operations with zero and one.
22717 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
22719 * doc/install.texi: Correct references to CFLAGS, replacing them
22720 with BOOT_CFLAGS. Document flags used during bootstrap for
22723 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
22725 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
22726 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
22727 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
22729 (smin<mode>3): Ditto from similar patterns.
22730 (smax<mode>3): Ditto.
22731 (*ieee_smin<mode>3): Ditto.
22732 (*ieee_smax<mode>3): Ditto.
22733 * config/i386/sse.md (sse): New mode attribute.
22734 (mov<mode>): Macroize expander from movv4sf and movv2df using
22735 SSEMODEF2P mode iterator.
22736 (<sse>_movnt<mode>): Ditto from similar patterns. Use
22737 SSE_VEC_FLOAT_MODE_P as insn constraint.
22738 (storent<mode>): Ditto.
22739 (storent<mode>): Macroize expander from storentsf and storentdf using
22740 MODEF mode iterator.
22741 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
22742 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
22743 (abs<mode>2): Ditto from similar patterns.
22744 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
22745 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
22746 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
22747 (<sse>_vmsqrt<mode>2): Ditto.
22748 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
22749 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
22750 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
22751 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
22752 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
22753 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
22754 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
22756 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
22757 iterator and SSE_FLOAT_MODE_P as insn constraint.
22758 (<sse>_ucomi): Ditto from similar patterns.
22759 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
22760 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
22761 SSE_VEC_FLOAT_MODE_P as insn constraint.
22762 (vcond<mode>): Ditto from similar patterns.
22763 (and<mode>3, *and<mode>3): Ditto.
22764 (<sse>_nand<mode>3): Ditto.
22765 (ior<mode>3, *ior<mode>3): Ditto.
22766 (xor<mode>3, *xor<mode>3): Ditto.
22767 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
22768 iterator and SSE_FLOAT_MODE_P as insn constraint.
22769 (*nand<mode>3): Ditto from similar patterns.
22770 (*ior<mode>3): Ditto.
22771 (*xor<mode>3): Ditto.
22773 2008-02-20 Ira Rosen <irar@il.ibm.com>
22775 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
22776 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
22777 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
22779 2008-02-19 Jan Hubicka <jh@suse.cz>
22781 * predict.c (tree_bb_level_predictions): Remove variable next
22782 mistakely introduced by previous commit.
22784 2008-02-19 Jan Hubicka <jh@suse.cz>
22786 * predict.c (predict_paths_leading_to): Rewrite.
22787 (predict_paths_for_bb): New.
22788 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
22790 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22793 * Makefile.in (build_file_translate): New.
22794 (gcc-vers.texi): Use it for translating $(abs_srcdir).
22795 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
22796 * configure.ac (build_file_translate): Substitute it.
22797 * configure: Regenerate.
22799 2008-02-19 Jan Hubicka <jh@suse.cz>
22801 PR rtl-optimization/34408
22802 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
22805 2008-02-19 Jan Hubicka <jh@suse.cz>
22807 PR middle-end/28779
22808 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
22811 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
22814 * config/i386/i386-modes.def: Revert the last DI alignment
22815 change until Ada people can look into it.
22817 2008-02-19 Nick Clifton <nickc@redhat.com>
22819 * opts.c (print_specific_help): Fix typo in --help text.
22821 2008-02-19 Jakub Jelinek <jakub@redhat.com>
22824 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
22825 32-bit inline asm without asm alternatives for host GCC < 3.0.
22827 2008-02-19 Richard Guenther <rguenther@suse.de>
22829 PR tree-optimization/34989
22830 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
22831 Allow propagation to INDIRECT_REF if we can simplify only.
22833 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22835 * c-common.c (warn_for_collisions_1): Use appropriate option when
22838 2008-02-19 Nick Clifton <nickc@redhat.com>
22841 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
22842 (handle_options): Fix indentation.
22843 (print_filtered_help): If no language-specific options were
22844 displayed tell the user how to list all the options supported by
22845 the language's front-end.
22846 (print_specific_help): Fix indentation and remove duplicate line.
22847 (common_handle_option): Handle the -v option.
22848 For --help enable the display of undocumented options if the -v
22849 switch has been included on the command line.
22850 For --help= check for overlaps in the arguments between the option
22851 classes and the language names and issue a warning when they
22852 cannot be disambiguated.
22853 * c.opt (v): Pass on to the common option handler.
22855 2008-02-19 Revital Eres <eres@il.ibm.com>
22857 * modulo-sched.c (sms_schedule): Change dump message when
22858 create_ddg function fails.
22859 (try_scheduling_node_in_cycle): Rename row to cycle.
22860 (print_partial_schedule): Rename CYCLE to ROW.
22862 2008-02-19 Christian Bruel <christian.bruel@st.com>
22863 Zdenek Dvorak <ook@ucw.cz>
22865 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
22867 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22870 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
22871 (*x86_movdicc_0_m1_se): Ditto.
22873 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22875 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
22876 (CMPtype): Define as __gcc_CMPtype.
22877 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
22878 (CMPtype): Define as __gcc_CMPtype.
22880 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
22882 Support valgrind 3.3 for --enable-checking=valgrind.
22883 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
22885 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
22886 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
22887 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
22888 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
22889 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
22890 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
22891 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
22893 * ggc-zone.c: Similar.
22894 * ggc-page.c: Similar.
22896 2008-02-19 Paul Brook <paul@codesourcery.com>
22899 * config/arm/ieee754-df.S: Fix do_it typo.
22900 * config/arm/ieee754-sf.S: Fix do_it typo.
22902 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22905 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
22906 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
22907 (OPTION_MASK_ISA_SSE_SET): Likewise.
22908 (OPTION_MASK_ISA_SSE2_SET): Likewise.
22909 (OPTION_MASK_ISA_SSE3_SET): Likewise.
22910 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
22911 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
22912 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
22913 (OPTION_MASK_ISA_SSE4_SET): Likewise.
22914 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
22915 (OPTION_MASK_ISA_SSE5_SET): Likewise.
22916 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
22917 (OPTION_MASK_ISA_MMX_UNSET): Updated.
22918 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
22919 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
22920 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
22921 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
22922 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
22923 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
22924 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
22925 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
22926 (OPTION_MASK_ISA_SSE4): Removed.
22927 (ix86_handle_option): Turn on bits in ix86_isa_flags and
22928 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
22929 (override_options): Don't turn on implied SSE/MMX bits in
22932 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22934 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22937 2008-02-18 Joey Ye <joey.ye@intel.com>
22939 PR middle-end/34921
22940 * tree-nested.c (insert_field_into_struct): Set type alignment
22941 to field alignment if the former is less than the latter.
22943 2008-02-18 Jakub Jelinek <jakub@redhat.com>
22945 * BASE-VER: Set to 4.4.0.
22947 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22949 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
22950 * doc/cfg.texi: Likewise.
22951 * doc/extend.texi: Likewise.
22952 * doc/gty.texi: Likewise.
22953 * doc/invoke.texi: Likewise.
22954 * doc/loop.texi: Likewise.
22955 * doc/md.texi: Likewise.
22956 * doc/passes.texi: Likewise.
22957 * doc/rtl.texi: Likewise.
22958 * doc/sourcebuild.texi: Likewise.
22959 * doc/tm.texi: Likewise.
22960 * doc/tree-ssa.texi: Likewise.
22962 2008-02-17 Richard Guenther <rguenther@suse.de>
22964 PR middle-end/35227
22965 * tree-complex.c (init_parameter_lattice_values): Handle parameters
22966 without default definition.
22968 2008-02-17 Richard Guenther <rguenther@suse.de>
22970 PR tree-optimization/35231
22971 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
22974 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
22977 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22978 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
22979 libgcc_cmp_return mode.
22981 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22984 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
22986 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
22988 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
22991 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22993 * doc/c-tree.texi: Use `@.' where appropriate.
22994 * doc/extend.texi: Likewise.
22995 * doc/install.texi: Likewise.
22996 * doc/invoke.texi: Likewise.
22997 * doc/loop.texi: Likewise.
22998 * doc/makefile.texi: Likewise.
22999 * doc/md.texi: Likewise.
23000 * doc/passes.texi: Likewise.
23001 * doc/standards.texi: Likewise.
23002 * doc/tm.texi: Likewise.
23004 2008-02-15 Jakub Jelinek <jakub@redhat.com>
23006 PR middle-end/35196
23007 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
23009 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
23010 rather than in entry_bb.
23012 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23014 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
23015 libgcc_cmp_return mode.
23017 2008-02-15 Jakub Jelinek <jakub@redhat.com>
23019 PR middle-end/35130
23020 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
23021 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
23023 2008-02-15 Richard Guenther <rguenther@suse.de>
23024 Zdenek Dvorak <ook@ucw.cz>
23026 PR tree-optimization/35164
23027 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
23028 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
23029 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
23030 Only propagate addresses which do not have abnormal SSA_NAMEs
23033 2008-02-15 Joseph Myers <joseph@codesourcery.com>
23036 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
23038 2008-02-15 Jan Hubicka <jh@suse.cz>
23040 PR middle-end/35149
23041 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
23043 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23045 PR middle-end/34621
23046 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
23047 when calculating alignment_pad.
23049 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23051 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
23052 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
23053 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
23054 and STACK_BOUNDARY define.
23056 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
23058 PR preprocessor/35061
23059 * c-pragma.c (handle_pragma_pop_macro): Check that
23060 pushed_macro_table has been allocated.
23062 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
23064 PR middle-end/35136
23065 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
23066 (force_gimple_operand): Likewise.
23067 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
23068 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
23069 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
23070 (find_interesting_uses_address): Check addressability and alignment
23071 of the base expression only after substituting bases of IVs into it.
23073 2008-02-14 Michael Matz <matz@suse.de>
23076 * function.c (instantiate_virtual_regs_in_insn): Reload address
23077 before falling back to reloading the whole operand.
23079 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
23081 * config/s390/s390.c (s390_mainpool_start): Emit the pool
23082 before the first section switch note.
23084 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23086 * doc/bugreport.texi: Update copyright years.
23087 * doc/c-tree.texi: Likewise.
23088 * doc/cfg.texi: Likewise.
23089 * doc/cpp.texi: Likewise.
23090 * doc/cppinternals.texi: Likewise.
23091 * doc/fragments.texi: Likewise.
23092 * doc/frontends.texi: Likewise.
23093 * doc/gcc.texi: Likewise.
23094 * doc/gty.texi: Likewise.
23095 * doc/hostconfig.texi: Likewise.
23096 * doc/implement-c.texi: Likewise.
23097 * doc/libgcc.texi: Likewise.
23098 * doc/loop.texi: Likewise.
23099 * doc/makefile.texi: Likewise.
23100 * doc/options.texi: Likewise.
23101 * doc/passes.texi: Likewise.
23102 * doc/rtl.texi: Likewise.
23103 * doc/sourcebuild.texi: Likewise.
23104 * doc/standards.texi: Likewise.
23105 * doc/tree-ssa.texi: Likewise.
23106 * doc/trouble.texi: Likewise.
23108 * doc/extend.texi: Use @: or add comma where appropriate.
23109 * doc/invoke.texi: Likewise.
23110 * doc/tm.texi: Likewise.
23112 2008-02-14 Alan Modra <amodra@bigpond.net.au>
23115 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
23118 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
23120 * doc/md.texi (clz, ctz): Add reference.
23121 * doc/rtl.texi (clz, ctz): Likewise.
23123 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23126 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
23129 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
23131 * config/s390/s390.c (struct constant_pool): New field
23132 emit_pool_after added.
23133 (s390_mainpool_start): Set the emit_pool_after flag according
23134 to the section switch notes.
23135 (s390_mainpool_finish): Consider emit_pool_after when emitting
23136 the literal pool at the end of the function.
23137 (s390_chunkify_start): Force literal pool splits at section
23140 2008-02-13 Michael Matz <matz@suse.de>
23143 * var-tracking.c (clobber_variable_part): Correctly traverse the
23146 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23149 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
23150 Add -fdump-ipa-inline.
23151 * tree-dump.c (dump_files): Remove tree-inlined dump.
23152 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
23154 2008-02-12 Richard Guenther <rguenther@suse.de>
23156 PR tree-optimization/35171
23157 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
23160 2008-02-12 Richard Guenther <rguenther@suse.de>
23162 PR middle-end/35163
23163 * fold-const.c (fold_widened_comparison): Use get_unwidened in
23164 value-preserving mode. Disallow final truncation.
23166 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
23168 PR middle-end/35136
23169 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
23170 code from here to...
23171 (force_gimple_operand): ...here.
23173 2008-02-12 Jakub Jelinek <jakub@redhat.com>
23176 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
23177 non-compatible pointers.
23178 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
23179 different FIELD_DECLs, try harder by comparing field offsets, sizes
23182 PR inline-asm/35160
23183 * function.c (match_asm_constraints_1): Don't replace the same input
23186 2008-02-12 Anatoly Sokolov <aesok@post.ru>
23188 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
23189 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
23190 (expand_epilogue): Restore RAMPZ register.
23191 * config/avr/avr.md (RAMPZ_ADDR): New constant.
23193 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
23195 * config/i386/cygwin.asm: (__alloca): Correct calling
23196 convention and alignment.
23197 (__chkstk): Force 8 byte stack alignment.
23199 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
23200 Richard Guenther <rguenther@suse.de>
23202 PR tree-optimization/33992
23203 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
23204 the zero we compare against.
23206 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
23208 PR libfortran/35063
23209 * gthr-win32.h (__gthread_mutex_destroy_function): New function
23210 to CloseHandle after unlocking to prevent accumulation of handle
23213 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23215 PR middle_end/34150
23216 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
23217 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
23218 and update LABEL_NUSES during and after reload.
23220 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
23222 PR middle-end/34627
23223 * combine.c (simplify_if_then_else): Make sure the comparison is
23224 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
23226 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
23229 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
23230 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
23231 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
23232 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
23233 * tree.h (get_type_static_bounds): Likewise.
23235 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23237 * doc/invoke.texi (Option Summary, C++ Dialect Options)
23238 (Objective-C and Objective-C++ Dialect Options, Warning Options):
23239 Make -Wfoo language annotations match what the compiler outputs.
23241 2008-02-08 Sa Liu <saliu@de.ibm.com>
23243 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
23244 intrinsics spu_convts, spu_convtu, spu_convtf.
23246 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
23248 * doc/extend.texi (Function Attributes) <noinline>: Mention
23249 asm ("") as method to keep calls.
23251 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23254 * doc/options.texi (Options): Replace references to opts.sh with
23256 * opts-common.c: Likewise.
23257 * optc-gen.awk: Likewise.
23259 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
23261 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
23263 2008-02-07 Richard Henderson <rth@redhat.com>
23266 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
23267 EXPR_LIST for the REG_EQUAL instead of a comparison with a
23270 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
23272 PR tree-optimization/35085
23273 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
23274 for operand entry oe2 in addition to operand entry oe3 in order to
23275 expose more opportunities for vectorizer sum reduction.
23277 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23280 * Makefile.in (LIBS): Remove $(GMPLIBS).
23281 (cc1-dummy, cc1): Add $(GMPLIBS).
23283 2008-02-06 Jan Hubicka <jh@suse.cz>
23286 * i386.md (moddf_integer): Do not produce partial memory stalls for
23287 targets where it hurts.
23289 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
23292 * optabs.c (expand_float): Do not check for decimal modes when
23293 expanding unsigned integer through signed conversion.
23295 2008-02-06 Nick Clifton <nickc@redhat.com>
23297 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
23298 inside the clobber with a match_operand and duplicated operand
23299 number in the constraint.
23300 (ineqbranchsi): Delete redundant comment.
23302 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
23304 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
23305 builtin_define ("__USE_INIT_FINI__").
23306 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
23308 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
23310 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23312 PR documentation/30330
23313 * doc/invoke.texi (C++ Dialect Options)
23314 (Objective-C and Objective-C++ Dialect Options, Warning Options):
23315 For each warning option -Wfoo that allows -Wno-foo, ensure both
23316 -Wfoo and -Wno-foo are listed in the option index. Fix index
23317 entry of -Wswitch-default, index -Wnormalized= including the
23318 `=', and -Wlarger-than-@var{len} including @var{len}.
23320 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
23322 * config/i386/i386.md (floatunssisf2): Use
23323 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
23324 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
23325 Macroize expander using MODEF mode iterator.
23327 2008-02-05 Diego Novillo <dnovillo@google.com>
23329 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
23332 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
23334 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23337 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
23339 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
23342 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
23343 to indicate if a message should be generated.
23344 (init_cumulative_args): Updated.
23345 (function_value_32): Likewise.
23347 2008-02-05 Joseph Myers <joseph@codesourcery.com>
23349 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
23351 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
23354 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
23355 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
23357 2008-02-04 Diego Novillo <dnovillo@google.com>
23359 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
23362 * tree-vrp.c (vrp_evaluate_conditional): With
23363 -Wtype-limits, emit a warning when comparing against a
23364 constant outside the natural range of OP0's type.
23366 2008-02-04 Richard Guenther <rguenther@suse.de>
23368 PR middle-end/33631
23369 * expr.c (count_type_elements): Give for unions instead of
23372 2008-02-04 Richard Guenther <rguenther@suse.de>
23374 PR middle-end/35043
23375 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
23376 to TYPE_DOMAINs base type instead of using bitsizetype here.
23378 2008-02-03 Jason Merrill <jason@redhat.com>
23380 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
23382 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23385 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
23386 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
23387 (RS/6000 and PowerPC Options): Fix typos and markup.
23388 * doc/passes.texi (Tree-SSA passes): Likewise.
23390 2008-02-02 Michael Matz <matz@suse.de>
23393 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
23394 from record_last_reg_set_info.
23395 (record_last_reg_set_info): Take an RTX argument, iterate over all
23396 constituent hardregs.
23397 (record_last_set_info, record_opr_changes): Change calls to
23398 new signature or to record_last_reg_set_info_regno.
23400 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
23402 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
23404 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
23406 PR rtl-optimization/34773
23407 * reg-notes.def (EQUAL): Mention significance of combination of
23408 REG_EQUAL and REG_RETVAL.
23409 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
23410 insn that has a REG_RETVAL.
23412 2008-02-01 Roger Sayle <roger@eyesopen.com>
23415 * configure.ac (--enable-fixed-point): Disable unless explicitly
23417 * configure: Regenerate.
23419 2008-02-01 Richard Guenther <rguenther@suse.de>
23422 * invoke.texi (-finline-limit): Remove no longer true parts
23423 of the documentation. Note that there is no default value.
23425 2008-02-01 Andrew Pinski <pinskia@gmail.com>
23426 Mark Mitchell <mark@codesourcery.com>
23427 Ben Elliston <bje@au.ibm.com>
23430 * doc/extend.texi (Other Builtins): Document.
23432 2008-01-31 Tom Browder <tom.browder@gmail.com>
23434 * doc/c-tree.texi (Types): Fix grammar.
23435 (Expression trees): Ditto.
23436 * doc/passes.texi (Tree-SSA passes): Ditto.
23438 * doc/configterms.texi (Configure Terms): Fix typo.
23439 * doc/cpp.texi (Common Predefined Macros): Ditto.
23440 * doc/md.texi (Machine Constraints): Ditto.
23442 * doc/makefile.texi (Makefile): Add comma.
23444 2008-01-31 Tom Browder <tom.browder@gmail.com>
23445 Gerald Pfeifer <gerald@pfeifer.com>
23447 * doc/sourcebuild.texi (Front End): Remove references to CVS
23448 and CVSROOT/modules.
23449 (Texinfo Manuals): Replace reference to CVS by one to SVN.
23450 (Back End): Remove reference to CVS.
23452 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
23455 * config/mips/mips.c (gen_load_const_gp): New function, taking a
23457 (mips16_gp_pseudo_reg): ...here.
23458 * config/mips/mips.md (load_const_gp): Replace with...
23459 (load_const_gp_<mode>): ...this :P-based insn.
23461 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23463 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
23464 options. Minor fixes.
23465 (-std): Move reference to standards closer to where language
23466 standards are first mentioned.
23468 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
23470 PR rtl-optimization/34995
23471 * reload.c (alternative_allows_const_pool_ref): Take an rtx
23472 parameter and return a bool. If the rtx parameter is nonnull,
23473 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
23474 (find_reloads): Update call accordingly. Pass the new operand
23475 if it needed no address reloads, otherwise pass null.
23477 2008-01-30 Richard Henderson <rth@redhat.com>
23480 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
23481 for unbounded arrays.
23483 2008-01-30 Silvius Rus <rus@google.com>
23485 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
23487 2008-01-30 Jan Hubicka <jh@suse.cz>
23490 * i386.c (init_cumulative_args): Use real function declaration when
23493 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
23495 PR rtl-optimization/34998
23496 * global.c (build_insn_chain): Treat non-subreg_lowpart
23497 SUBREGs of pseudos as clobbering all the words covered by the
23498 SUBREG, not just all the bytes.
23499 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
23500 original df_ref rather than an extract parameter.
23501 (global_conflicts): Update call accordingly.
23503 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
23505 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
23506 the overflow check to make it easier to read.
23507 (__fixtfdi): Change the type of the ll member in union
23508 long_double to UDItype_x.
23510 2008-01-30 Jakub Jelinek <jakub@redhat.com>
23512 PR middle-end/34969
23513 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
23514 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
23515 * tree-inline.c (fold_marked_statements): Call
23516 cgraph_update_edges_for_call_stmt if folding a call statement.
23517 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
23518 debug_generic_stmt calls, reset it back afterwards.
23521 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
23523 * c-typeck.c (build_external_ref): Don't pedwarn about
23524 static vars in current function's scope.
23526 2008-01-29 Joseph Myers <joseph@codesourcery.com>
23528 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
23530 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
23533 * ipa-struct-reorg.c: Fix spelling.
23534 * params.def: Ditto.
23536 2008-01-29 Richard Guenther <rguenther@suse.de>
23538 PR middle-end/35006
23539 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
23541 * tree-inline.c (remap_type): Increment remapping_type_depth
23542 around remapping types.
23543 (copy_body_r): Only add referenced variables if they are referenced
23544 from code, not types.
23546 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
23557 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
23558 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
23560 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
23563 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
23564 pointer for tiny stack.
23566 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
23568 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
23570 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
23572 * config/vx-common.h: Fix typo in comment.
23574 2008-01-28 Ian Lance Taylor <iant@google.com>
23578 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
23579 coalesce pointers if they have different DECL_NO_TBAA_P values.
23580 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
23581 between variables with different DECL_NO_TBAA_P values.
23583 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
23586 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
23587 are not legitimate small data references on SPE targets.
23589 2008-01-28 David Daney <ddaney@avtrex.com>
23591 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
23593 2008-01-28 David Daney <ddaney@avtrex.com>
23595 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
23597 2008-01-27 Joseph Myers <joseph@codesourcery.com>
23599 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
23600 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
23601 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
23602 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
23603 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
23604 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
23605 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
23606 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
23608 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23610 * basic-block.h (condjump_equiv_p): Fix comment.
23612 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23614 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
23615 print_generic_stmt_indented): Fix comment.
23617 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23619 * configure.ac (__stack_chk_fail): Add detecion for availability
23620 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
23621 * configure: Regenerate.
23623 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
23625 PR middle-end/34688
23626 * final.c (output_addr_const): Handle TRUNCATE.
23628 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
23631 * tree-ssa-loop-ivopts.c (comp_cost): New type.
23632 (zero_cost, infinite_cost): New constants.
23633 (struct cost_pair): Change type of cost to comp_cost.
23634 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
23635 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
23637 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
23638 split_address_cost, ptr_difference_cost, difference_cost,
23639 get_computation_cost_at, get_computation_cost,
23640 determine_use_iv_cost_generic, determine_use_iv_cost_address,
23641 determine_use_iv_cost_condition, determine_use_iv_costs,
23642 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
23643 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
23644 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
23645 Change type of cost to comp_cost.
23646 (determine_iv_cost): Increase cost of non-original ivs, instead
23647 of decreasing the cost of original ones.
23648 (get_address_cost): Indicate the complexity of the addressing mode
23650 (try_add_cand_for): Prefer using ivs not specific to some object.
23651 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
23653 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
23654 Janis Johnson <janis187@us.ibm.com>
23657 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
23658 (TARGET_INSTANTIATE_DECLS): Likewise.
23659 * target.h (expand_to_rtl_hook): New target hook.
23660 (instantiate_decls): Likewise.
23661 * function.c (instantiate_decl): Make non-static. Rename to...
23662 (instantiate_decl_rtl): ... this.
23663 (instantiate_expr): Use instantiate_decl_rtl.
23664 (instantiate_decls_1): Likewise.
23665 (instantiate_decls): Likewise.
23666 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
23667 * function.h (instantiate_decl_rtl): Add prototype.
23668 * cfgexpand.c (target.h): New include.
23669 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
23670 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
23671 (TARGET_INSTANTIATE_DECLS): Likewise.
23672 (TARGET_INITIALIZER): New target hooks added.
23673 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
23675 * config/rs6000/rs6000.c (tree-flow.h): New include.
23676 (machine_function): Add sdmode_stack_slot field.
23677 (rs6000_alloc_sdmode_stack_slot): New function.
23678 (rs6000_instantiate_decls): Likewise.
23679 (rs6000_secondary_memory_needed_rtx): Likewise.
23680 (rs6000_check_sdmode): Likewise.
23681 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
23682 (TARGET_INSTANTIATE_DECLS): Likewise.
23683 (rs6000_hard_regno_mode_ok): Allow SDmode.
23684 (num_insns_constant): Likewise. Handle _Decimal32 constants.
23685 (rs6000_emit_move): Handle SDmode.
23686 (function_arg_advance): Likewise.
23687 (function_arg): Likewise.
23688 (rs6000_gimplify_va_arg): Likewise. Add special handling of
23689 SDmode var args for 32-bit compiles.
23690 (rs6000_secondary_reload_class): Handle SDmode.
23691 (rs6000_output_function_epilogue): Likewise.
23692 (rs6000_function_value): Simplify if statement.
23693 (rs6000_libcall_value): Likewise.
23694 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
23695 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
23696 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
23697 (movsd_hardfloat): New define_insn.
23698 (movsd_softfloat): Likewise.
23699 (movsd_store): Likewise.
23700 (movsd_load): Likewise.
23701 (extendsddd2): Likewise.
23702 (extendsdtd2): Likewise.
23703 (truncddsd2): Likewise.
23704 (movdd_hardfloat64): Fixup comment.
23705 (UNSPEC_MOVSD_LOAD): New constant.
23706 (UNSPEC_MOVSD_STORE): Likewise.
23708 2008-01-26 Jakub Jelinek <jakub@redhat.com>
23711 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
23713 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
23714 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
23715 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
23716 and TRUTH_XOR_EXPR.
23718 2008-01-26 David Edelsohn <edelsohn@gnu.org>
23721 * config.gcc: Separate AIX 5.3 from AIX 6.1.
23722 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
23723 __LONGDOUBLE128 too.
23724 * config/rs6000/aix61.h: New file.
23726 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
23728 PR rtl-optimization/34959
23729 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
23730 popcount and parity rtxes the same mode as their operand.
23731 Truncate or extend the result to the return value's mode
23734 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
23737 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
23738 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
23739 to GOT_VERSION_REGNUM.
23740 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
23741 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
23742 * config/mips/mips.c (mips_emit_call_insn): New function.
23743 (mips_call_tls_get_addr): Call mips_expand_call directly.
23744 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
23746 (mips16_build_call_stub): Likewise. Return the call insn or null.
23747 (mips_expand_call): Update the call to mips16_build_call_stub
23748 accordingly and a remove redundant condition. Assert that MIPS16
23749 stubs do not use lazy binding. Use mips_emit_call_insn and return
23751 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
23753 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
23754 (mips_avoid_hazard): Remove hazard_set handling.
23755 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
23756 (UNSPEC_RESTORE_GP): ...this.
23757 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
23758 (FAKE_CALL_REGNO): Rename to...
23759 (GOT_VERSION_REGNUM): ...this.
23760 (type): Add "ghost" value. Add an associated insn reservation.
23761 (hazard_set): Remove.
23762 (exception_receiver): Rename to...
23763 (restore_gp): ...this and update the unspec identifier accordingly.
23764 (exception_receiver, nonlocal_got_receiver): New expanders.
23765 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
23766 FAKE_CALL_REGNO. Remove hazard_set attribute.
23767 (set_got_version, update_got_version): New patterns.
23769 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
23772 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
23774 2008-01-25 Joseph Myers <joseph@codesourcery.com>
23777 * doc/install.texi2html: Generate gcc-vers.texi.
23779 2008-01-25 DJ Delorie <dj@redhat.com>
23781 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
23783 2008-01-25 Joseph Myers <joseph@codesourcery.com>
23785 * config/c4x: Remove directory.
23786 * config.gcc (crx-*, mt-*): Mark obsolete.
23787 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
23788 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
23789 sh-*-rtemscoff*): Remove cases.
23790 * defaults.h (C4X_FLOAT_FORMAT): Remove.
23791 * real.c (encode_c4x_single, decode_c4x_single,
23792 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
23793 c4x_extended_format): Remove.
23794 * real.h (c4x_single_format, c4x_extended_format): Remove.
23795 * doc/extend.texi (interrupt, naked): Remove mention of attributes
23797 (Pragmas): Remove comment about c4x pragmas.
23798 * doc/install.texi (c4x): Remove target-specific instructions.
23799 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
23800 * doc/md.texi (Machine Constraints): Remove C4x documentation.
23801 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
23802 refer to C4x source files as examples.
23803 (C4X_FLOAT_FORMAT): Remove documentation.
23805 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
23807 * config/bfin/bfin.c (override_options): Reorder tests so that
23808 flag_pic gets enabled for -msep-data.
23810 2008-01-25 Richard Guenther <rguenther@suse.de>
23812 PR middle-end/32244
23813 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
23814 to its bitfield precision if required.
23816 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23818 PR middle-end/33880
23819 * tree-nested.c (walk_omp_for): New function.
23820 (convert_nonlocal_reference, convert_local_reference): Call
23821 walk_omp_for on OMP_FOR.
23822 (convert_call_expr): Call walk_body on OMP_FOR's
23823 OMP_FOR_PRE_INIT_BODY.
23825 2008-01-25 Richard Guenther <rguenther@suse.de>
23827 PR tree-optimization/34966
23828 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
23829 default defs and PHI_NODEs we have to insert after the
23830 defining statement.
23832 2008-01-24 Nick Clifton <nickc@redhat.com>
23834 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
23835 Provide a default definition.
23836 (LIBGCC2_UNITS_PER_WORD): Likewise.
23838 * config/stormy16/stormy16.c: Include df.h for the prototype
23839 for df_regs_ever_live_p.
23840 (xstormy16_expand_builtin_va_start): Convert the stack offset
23841 into a component_ref and then use POINTER_PLUS_EXPR to add it
23842 to the incoming_virtual_args_rtx.
23843 (xstormy16_gimplify_va_arg_expr): Rename to
23844 xstormy16_gimplify_va_arg_expr.
23845 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
23846 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
23847 xstormy16_gimplify_va_arg_expr.
23848 Fix up some formatting issues.
23850 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
23851 Move to predicates.md.
23852 (xs_hi_general_operand): Likewise.
23853 (xs_hi_nonmemory_operand): Likewise.
23854 * config/stormy16/predicates.md:
23855 (xstormy16_carry_plus_operand): New predicate.
23856 (xs_hi_general_operand): New predicate.
23857 (xs_hi_nonmemory_operand): New predicate.
23858 * config/stormy16/stormy16-protos.h:
23859 (xstormy16_carry_plus_operand): Delete prototype.
23860 (xs_hi_general_operand): Likewise.
23861 (xs_hi_nonmemory_operand): Likewise.
23863 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
23864 modifiers as they are no longer needed and they can trigger
23865 reload spill failures.
23867 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
23868 with a match_operand in order to help reload.
23870 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
23871 constraint with 'e' for the 8th alternative as this version of
23872 the mov.w instruction only accepts the lower 8 registers.
23874 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
23877 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
23878 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
23881 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23883 PR middle-end/33333
23884 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
23886 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23888 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
23890 (remove_structure): Update allocations list before removing structure.
23892 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23894 * ipa-struct-reorg.c (is_safe_cond_expr,
23895 create_new_stmts_for_cond_expr): Use integer_zerop function,
23896 that recognize not only zero-pointer, but zero-integer too.
23898 2008-01-25 Ben Elliston <bje@au.ibm.com>
23901 * fixproto: Escape "." in sed expression that strips leading "./".
23903 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
23906 * gcc.c (SWITCH_OK): Removed.
23907 (SWITCH_LIVE): Changed to bit.
23908 (SWITCH_FALSE): Likewise.
23909 (SWITCH_IGNORE): Likewise.
23910 (switchstr): Change live_cond to unsigned int.
23911 (process_command): Replace SWITCH_OK with 0.
23912 (do_self_spec): Likewise.
23913 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
23914 (give_switch): Likewise.
23915 (used_arg): Likewise.
23916 (do_spec_1): Set the SWITCH_IGNORE bit.
23917 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
23918 bits. Set the SWITCH_LIVE bit.
23920 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
23922 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
23924 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
23926 PR tree-optimization/34472
23927 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
23928 parameter to a "bool *" and set *DATA to false if there is
23929 an unsafe access. Do not delete the structure here.
23930 (check_cond_exprs): Delete it here instead.
23931 (check_cond_exprs, exclude_cold_structs): Do not increase
23932 I when removing a structure.
23934 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
23937 * config/i386/i386.c (ix86_expand_vector_init): Consider only
23938 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
23940 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
23942 PR middle-end/34934
23943 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
23944 a fixed vector for stack.
23946 2008-01-24 Ben Elliston <bje@au.ibm.com>
23949 * doc/gcc.texi (Software development): Add a direntry for g++.
23951 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
23953 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
23954 stale and straggling -fforce-addr comments above.
23956 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
23958 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
23959 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
23961 2008-01-23 Michael Matz <matz@suse.de>
23964 * dwarf2out.c (force_type_die): Use modified_type_die instead of
23967 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
23969 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
23970 malloc result type.
23972 2008-01-23 Anatoly Sokolov <aesok@post.ru>
23974 * config/avr/avr.c (avr_current_arch): New variable.
23975 (avr_arch_types): Add 'avr31' and 'avr51' entries.
23976 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
23977 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
23978 (avr_override_options): Init 'avr_current_arch'.
23979 (base_arch_s): Move from here...
23980 * config/avr/avr.h (base_arch_s): ... here. Add new members
23981 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
23982 'mega' to 'have_jmp_call'.
23983 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
23984 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
23986 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
23988 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
23989 MULTILIB_MATCHES): Ditto.
23991 2008-01-23 Richard Guenther <rguenther@suse.de>
23993 PR middle-end/31529
23994 * cgraphunit.c (cgraph_reset_node): Always mark the node
23995 not reachable if it is not queued already.
23997 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
23999 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
24000 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
24001 (cputype_selected): New static variable.
24002 (bfin_handle_option): Set it if -mcpu is used.
24003 (override_option): Select default set of workarounds if no cpu type
24004 selected on the command line.
24005 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
24007 From Michael Frysinger <michael.frysinger@analog.com>
24008 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
24009 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
24011 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
24012 for bf547, bf523, bf524, and bf526.
24013 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
24015 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
24016 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
24017 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
24018 __ADSPBF547__ and __ADSPBF54x__ for bf547.
24019 * doc/invoke.texi (Blackfin Options): Document that
24020 -mcpu now accept bf547, bf523, bf524, and bf526.
24022 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
24024 PR rtl-optimization/34628
24025 * combine.c (try_combine): Stop and undo after the first combination
24026 if an autoincrement side-effect on the first insn has effectively
24029 2008-01-22 David Edelsohn <edelsohn@gnu.org>
24032 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
24033 Offset addresses are not valid for Altivec or paired float modes.
24035 2008-01-22 Jakub Jelinek <jakub@redhat.com>
24038 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
24039 if DECL_INITIAL (decl) is error_mark_node.
24042 * c-common.c (handle_vector_size_attribute): Only allow
24043 integral, scalar float and fixed point types. Handle OFFSET_TYPE
24044 the same way as pointer, array etc. types.
24045 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
24048 * tree.c (build_type_attribute_qual_variant): Call
24049 build_qualified_type if attributes are equal, but quals are not.
24051 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24054 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
24055 * flags.h (warn_strict_aliasing): Remove.
24056 (warn_strict_overflow): Remove.
24057 * opts.c (warn_strict_aliasing): Remove.
24058 (warn_strict_overflow): Remove.
24059 * c-opts.c (c_common_handle_option): -Wall only sets
24060 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
24061 (c_common_post_options): Give default values to -Wstrict-aliasing
24062 and -Wstrict-overflow if they are uninitialized.
24063 * common.opt (Wstrict-aliasing): Specify Var and Init.
24064 (Wstrict-overflow): Likewise.
24066 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
24068 PR rtl-optimization/26854
24069 PR rtl-optimization/34400
24070 PR rtl-optimization/34884
24071 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
24073 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
24074 (df_rd_bb_info.expanded_lr_out): Deleted
24075 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
24076 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
24077 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
24078 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
24079 Removed code to allocate, initialize or free expanded_lr_out.
24080 (df_rd_bb_local_compute_process_def): Restructured to make more
24082 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
24083 sets if the sets are being trimmed.
24085 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
24088 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
24089 (as_vers): Likewise.
24090 * configure: Regenerated.
24092 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24094 PR middle-end/33092
24095 * tree-pass.h (pass_build_alias): New pass.
24096 * tree-ssa-alias.c (gate_build_alias): New.
24097 (pass_build_alias): New.
24098 * passes.c (init_optimization_passes): Add pass_build_alias after
24099 pass_create_structure_vars.
24101 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
24103 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
24104 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
24105 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
24106 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
24107 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
24108 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
24109 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
24110 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
24111 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
24112 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
24113 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
24114 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
24115 * config/s390/s390.md (FP_ALL): New mode iterator.
24116 (_d): New mode attribute.
24117 ("*signbit<mode>2>"): Changed mode of first operand.
24118 ("isinf<mode>2"): Changed mode of first operand.
24119 ("*TDC_insn"): Adaptation for DFP modes.
24121 2008-01-22 Ben Elliston <bje@au.ibm.com>
24123 * tree.c (check_qualified_type): Improve function description.
24125 2008-01-21 Jason Merrill <jason@redhat.com>
24128 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
24129 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
24132 2008-01-21 DJ Delorie <dj@redhat.com>
24134 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
24137 2008-01-21 Richard Guenther <rguenther@suse.de>
24139 PR middle-end/34856
24140 * tree-cfg.c (verify_expr): Allow all invariant expressions
24141 instead of just constant class ones as reference argument.
24142 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
24143 like any other constant.
24144 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
24146 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
24148 * regmove.c (fixup_match_1): Update call crossed frequencies.
24150 2008-01-21 Richard Guenther <rguenther@suse.de>
24153 * tree-inline.c (setup_one_parameter): Deal with mismatched
24154 types using a VIEW_CONVERT_EXPR.
24156 2008-01-21 Alon Dayan <alond@il.ibm.com>
24157 Olga Golovanevsky <olga@il.ibm.com>
24159 PR tree-optimization/34701
24160 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
24161 when the structure size is not a power of 2.
24163 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
24165 * doc/install.texi: Add doc for --enable-checking=df.
24167 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
24169 PR rtl-optimization/34808
24170 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
24172 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
24174 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
24177 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
24179 PR rtl-optimization/26854
24180 PR rtl-optimization/34400
24181 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
24183 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
24184 (df_rd_bb_info.expanded_lr_out): New.
24185 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
24186 * loop_iv.c (iv_analysis_loop_init): Ditto.
24187 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
24188 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
24189 Added code to allocate, initialize or free expanded_lr_out.
24190 (df_rd_bb_local_compute_process_def): Restructured to make
24191 more understandable.
24192 (df_rd_confluence_n): Add code to do nothing with fake edges and
24193 code to no apply invalidate_by_call sets if the sets are being trimmed.
24194 (df_lr_local_finalize): Renamed to df_lr_finalize.
24195 (df_live_local_finalize): Renamed to df_live_finalize.
24197 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
24200 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
24201 deciding whether to use reciprocal instructions.
24203 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
24205 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
24206 dwarf2out_note_section_used if cold_text_section is NULL.
24208 2008-01-19 Jakub Jelinek <jakub@redhat.com>
24210 PR gcov-profile/34610
24211 * tree-cfg.c (make_edges): Mark both outgoing edges from
24212 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
24213 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
24214 from OMP_FOR and OMP_CONTINUE outgoing edges.
24216 * tree-profile.c (tree_profiling): Return early if
24217 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
24219 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
24220 from cfun to child_cfun.
24221 * function.h (struct function): Add after_tree_profile bit.
24223 2008-01-19 Anatoly Sokolov <aesok@post.ru>
24225 * config/avr/avr.S (_exit): Disable interrupt.
24227 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
24228 Steven Bosscher <stevenb.gcc@gmail.com>
24230 PR rtl-optimization/26854
24231 PR rtl-optimization/34400
24232 * df-problems.c (df_live_scratch): New scratch bitmap.
24233 (df_live_alloc): Allocate df_live_scratch when doing df_live.
24234 (df_live_reset): Clear the proper bitmaps.
24235 (df_live_bb_local_compute): Only process the artificial defs once
24236 since the order is not important.
24237 (df_live_init): Init the df_live sets only with the variables
24238 found live by df_lr.
24239 (df_live_transfer_function): Use the df_lr sets to prune the
24240 df_live sets as they are being computed.
24241 (df_live_free): Free df_live_scratch.
24243 2008-01-18 Ian Lance Taylor <iant@google.com>
24245 * common.opt: Add fmerge-debug-strings.
24246 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
24247 flag_merge_debug_strings rather than flag_merge_constants.
24248 * doc/invoke.texi (Option Summary): Mention
24249 -fmerge-debug-strings.
24250 (Debugging Options): Document -fmerge-debug-strings.
24252 2008-01-18 Ian Lance Taylor <iant@google.com>
24255 * tree.h (DECL_IS_OPERATOR_NEW): Define.
24256 (struct tree_function_decl): Add new field operator_new_flag.
24257 * tree-inline.c (expand_call_inline): When inlining a call to
24258 operator new, force the return value to go into a variable, and
24259 set DECL_NO_TBAA_P on that variable.
24260 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
24262 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
24265 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
24266 DWARF2_DEBUGGING_INFO.
24267 (dwarf2out_note_section_used): Ditto. Add prototype.
24268 (have_multiple_function_sections, text_section_used,
24269 cold_text_section_used, *cold_text_sections): Move declarations
24272 2008-01-17 Bob Wilson <bob.wilson@acm.org>
24274 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
24275 field and add signal_ra.
24276 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
24277 assignments to frame state pc. Move end of stack check after
24278 MD_FALLBACK_FRAME_STATE_FOR.
24279 (uw_update_context_1): Use frame state signal_regs if set, instead
24280 of checking signal_frame flag.
24281 (uw_update_context): Use frame state signal_ra if set.
24282 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
24283 * config/xtensa/linux-unwind.h: New file.
24285 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
24287 * modulo-sched.c (get_sched_window): Fix comment typo.
24289 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
24291 PR tree-optimization/34648
24292 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
24294 2008-01-17 Anatoly Sokolov <aesok@post.ru>
24296 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
24297 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
24299 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
24301 PR rtl-optimization/34400
24302 * df-core.c (df_worklist_dataflow_overeager,
24303 df_worklist_dataflow_doublequeue): New functions.
24304 (df_worklist_dataflow): Two different worklist solvers.
24305 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
24308 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
24311 * doc/invoke.texi: Document the dependence on pthread for fopenmp
24312 and ftree-parallelize-loops.
24314 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
24316 PR rtl-optimization/34826
24317 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
24319 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
24321 * global.c (find_reg): Mark the eh regs as used if necessary.
24322 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
24323 * ra.h (struct allocno): no_eh_reg field added. Changed
24324 no_stack_reg type to bitfield.
24326 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
24328 * tree.c (substitute_in_expr): Add missing 'break'.
24330 2008-01-17 Richard Guenther <rguenther@suse.de>
24332 PR tree-optimization/34825
24333 * tree-ssa-math-opts.c (is_division_by): Do not recognize
24334 x / x as division to handle.
24336 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24338 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
24339 "-pthread" is specified.
24340 * pa-hpux11.h (LIB_SPEC): Likewise.
24342 2008-01-16 Janis Johnson <janis187@us.ibm.com>
24343 Peter Bergner <bergner@vnet.ibm.com>
24345 PR rtl-optimization/33796
24346 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
24348 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24350 PR libgfortran/34699
24351 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
24353 * pa-hpux10.h (LINK_SPEC): Likewise.
24354 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
24356 2008-01-16 Richard Guenther <rguenther@suse.de>
24358 PR middle-end/32628
24359 * fold-const.c (fold_convert_const_int_from_int): Do not
24360 set overflow if that occured only because of a sign extension
24361 change when converting from/to a sizetype with the same
24362 precision and signedness.
24364 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
24367 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
24368 location address to the correct place. Update copyright year.
24370 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
24372 * lambda-code.c (lambda_transform_legal_p): Handle the case of
24373 no dependences in the dependence_relations vector.
24375 2008-01-16 Jan Hubicka <jh@suse.cz>
24377 PR rtl-optimization/31396
24378 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
24379 * cfg.c (dump_reg_info): Print it.
24380 * regs.h (struct reg_info_t): add freq_calls_crossed.
24381 (REG_FREQ_CALLS_CROSSED): New macro.
24382 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
24383 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
24384 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
24385 regmove_optimize): Update call crossed frequencies.
24386 * local-alloc.c (struct qty): Add freq_calls_crossed.
24387 (alloc_qty): Copute freq_calls_crossed.
24388 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
24389 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
24390 * ra.h (struct allocno): Add freq_calls_crossed.
24392 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
24394 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
24395 libgomp when compiling with ftree-parallelize-loops.
24396 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
24398 2008-01-16 Richard Guenther <rguenther@suse.de>
24400 PR tree-optimization/34769
24401 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
24402 * tree.c (int_cst_value): Instead make this function more
24403 permissive in what it accepts as valid input. Document this
24404 function always sign-extends the value.
24406 2008-01-16 Jakub Jelinek <jakub@redhat.com>
24407 Richard Guenther <rguenther@suse.de>
24410 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
24411 (gimple_fold_indirect_ref_rhs): ... this.
24412 (gimple_fold_indirect_ref): New function with foldings
24413 that preserve lvalueness.
24414 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
24415 * tree-flow.h (gimple_fold_indirect_ref): Declare.
24416 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
24417 to fold an INDIRECT_REF, fall back to the old use of
24418 fold_indirect_ref_1.
24420 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
24422 * tree-data-ref.c (subscript_dependence_tester_1): Call
24423 free_conflict_function.
24424 (compute_self_dependence): Same.
24426 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
24429 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
24430 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
24432 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
24433 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
24434 for DWARF2_UNWIND_INFO targets.
24436 2008-01-16 Richard Guenther <rguenther@suse.de>
24439 * c-typeck.c (common_pointer_type): Do not merge inconsistent
24440 type qualifiers for function types.
24442 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
24444 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
24445 loop_iterator li from previous commit.
24447 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
24449 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
24451 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
24453 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
24454 (parallelize_loops): Don't parallelize irreducible components.
24456 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24459 * c-opts (c_common_post_options): Do not enable CPP
24460 flag_pedantic_errors by default.
24462 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
24464 PR rtl-optimization/31944
24465 * cse.c (remove_pseudo_from_table): New function.
24466 (merge_equiv_classes): Use above function to remove pseudo-registers.
24467 (invalidate): Likewise.
24469 2008-01-13 Richard Guenther <rguenther@suse.de>
24471 PR middle-end/34601
24472 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
24473 instead of TYPE_MODE to deal with calls from expand_one_error_var.
24475 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
24477 * gcse.c (cprop_jump): Call validate_unshare_change instead of
24478 validate_change to unshare the source of the PC set.
24480 2008-01-12 Jan Hubicka <jh@suse.cz>
24482 PR middle-end/32135
24483 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
24484 references above array bounds. This might trigger bounds checks for
24485 pointers to arrays.
24487 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
24489 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
24490 new_replaceable_dependencies.
24492 2008-01-12 Doug Kwan <dougkwan@google.com>
24494 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
24495 instead of OPT_Wreturn_type in warning due to ignored return type
24497 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
24498 options included in -Wextra.
24499 * c.opt: New option -Wignored_qualifiers.
24500 * doc/invoke.texi (Warning Options, -Wextra): Add new option
24501 -Wignore_qualifiers.
24502 (-Wignored-qualifiers): Document.
24503 (-Wreturn-type): Remove description of functionality now handled
24504 by -Wignored-qualifiers.
24506 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
24509 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
24510 NOP_EXPR if it is between integral types with the same precision.
24512 2008-01-12 Jan Hubicka <jh@suse.cz>
24515 * invoke.texi (max-inline-recursive-depth): Fix default value.
24517 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
24519 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
24522 2008-01-11 Bob Wilson <bob.wilson@acm.org>
24524 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
24526 2008-01-11 James E. Wilson <wilson@specifix.com>
24529 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
24531 2008-01-11 Anatoly Sokolov <aesok@post.ru>
24533 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
24534 save/restore frame pointer register and don't use 'call-prologues'
24535 optimization in function with "OS_task" attribute.
24537 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
24539 PR middle-end/31309
24540 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
24541 when copying to memory.
24543 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
24545 PR rtl-optimization/30905
24546 * cfgcleanup.c: Include dce.h
24547 (crossjumps_occured): New global variable.
24548 (try_crossjump_bb): Exit loop after finding a fallthru edge.
24549 If something changed, set crossjumps_occured to true.
24550 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
24551 Don't add/remove fake edges to exit here...
24552 (cleanup_cfg): ...but do it here, when crossjumping.
24553 Run a fast DCE when successful crossjumps occured in the latest
24554 iteration of try_optimize_cfg.
24556 2008-01-11 Richard Guenther <rguenther@suse.de>
24558 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
24559 (struct vn_unary_op_s): Likewise.
24560 (vn_reference_insert): Free old reference on hash collision.
24562 2008-01-10 Raksit Ashok <raksit@google.com>
24564 PR rtl-optimization/27971
24565 * combine.c (find_split_point): Split PLUS expressions which are
24566 inside a MEM rtx, and whose first operand is complex.
24568 2008-01-10 DJ Delorie <dj@redhat.com>
24570 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
24571 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
24572 (m32c_hard_regno_ok): Call the underlying function.
24574 2008-01-10 Richard Guenther <rguenther@suse.de>
24576 PR middle-end/34683
24577 * tree-cfg.c (tree_merge_blocks): Do not go through the
24578 full-blown folding and stmt updating path if we just deal
24579 with virtual operands.
24580 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
24581 test for abnormal SSA_NAMEs.
24583 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
24585 PR middle-end/34641
24586 * reload.c (push_reload): Add assertions. All constants from
24587 reg_equiv_constant should have been used for replacing the respective
24589 (find_reloads_address): Invoke find_reloads_address_part for
24590 constant taken from the reg_equiv_constant array.
24592 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
24594 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
24595 field (valnum) the first in the struct. Replace bools with
24598 2008-01-10 Richard Guenther <rguenther@suse.de>
24600 PR tree-optimization/34651
24601 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
24602 types and ordering for masking and converting.
24604 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
24606 PR tree-optimization/34017
24607 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
24608 also for PHI_NODE expressions.
24610 2008-01-09 Jan Hubicka <jh@suse.cz>
24612 PR tree-optimization/34708
24613 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
24614 based on number of case labels.
24615 (init_inline_once): Remove switch_cost.
24616 * tree-inline.h (eni_weights_d): Remove switch_cost.
24618 2008-01-09 Richard Guenther <rguenther@suse.de>
24619 Andrew Pinski <andrew_pinski@playstation.sony.com>
24621 PR middle-end/30132
24622 * gimplify.c (gimplify_cond_expr): Do not create an addressable
24623 temporary if an rvalue is ok or an lvalue is not required.
24625 2008-01-09 Richard Guenther <rguenther@suse.de>
24627 PR middle-end/34458
24628 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
24629 adjust return type.
24631 2008-01-09 Richard Guenther <rguenther@suse.de>
24633 PR middle-end/34679
24634 * tree.c (host_integerp): Check for sizetype only if the
24635 type is an integer type.
24637 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
24640 * opts.c (decode_options): Disable inlining of functions called
24641 once if not in unit-at-a-time mode.
24643 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
24645 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
24647 2008-01-08 Richard Guenther <rguenther@suse.de>
24649 PR middle-end/31863
24650 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
24651 out early if the result will be unused.
24653 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
24658 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24659 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
24662 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
24664 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
24665 for vectorization tuned.
24667 2008-01-08 Richard Guenther <rguenther@suse.de>
24669 PR tree-optimization/34683
24670 * tree-ssa-operands.c (operand_build_cmp): Export.
24671 * tree-ssa-operands.h (operand_build_cmp): Declare.
24672 * tree-vn.c (vuses_compare): Remove.
24673 (sort_vuses): Use operand_build_cmp.
24674 (sort_vuses_heap): Likewise.
24675 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
24676 to re-use old VEC if available. Do not sort already sorted VUSEs.
24677 (vdefs_to_vec): Do not sort already sorted VDEFs.
24679 2008-01-08 Jakub Jelinek <jakub@redhat.com>
24681 PR middle-end/34694
24682 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
24684 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
24687 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
24688 limitations of reciprocal sequences on x86 targets.
24690 2008-01-08 Richard Guenther <rguenther@suse.de>
24692 PR tree-optimization/34683
24693 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
24695 2008-01-07 Jakub Jelinek <jakub@redhat.com>
24698 * config/darwin.c (darwin_mergeable_string_section): Don't use
24699 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
24701 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
24704 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
24705 negxf2. Macroize expander using X87MODEF mode iterator. Change
24706 predicates of op0 and op1 to register_operand.
24707 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
24708 expander using X87MODEF mode iterator. Change predicates of
24709 op0 and op1 to register_operand.
24710 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
24711 corresponding patterns and macroize using MODEF macro. Change
24712 predicates of op0 and op1 to register_operand and remove
24713 "m" constraint. Disparage "r" alternative with "!".
24714 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
24715 macroize using X87MODEF macro. Change predicates of op0 and op1
24716 to register_operand and remove "m" constraint. Disparage "r"
24717 alternative with "!".
24718 (absneg splitter with memory operands): Remove.
24719 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
24720 patterns and macroize using X87MODEF mode iterator.
24721 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
24722 Change predicate of op1 to register_operand.
24723 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
24724 for memory operands.
24726 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
24728 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
24730 2008-01-07 Richard Guenther <rguenther@suse.de>
24732 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
24735 2008-01-07 Richard Guenther <rguenther@suse.de>
24737 PR tree-optimization/34683
24738 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
24739 VOPs of the needed size to save memory. Use VEC_quick_push
24740 to save compile-time.
24741 (vdefs_to_vec): Likewise.
24743 2008-01-07 Sa Liu <saliu@de.ibm.com>
24745 * config/spu/spu.md (divdf3): Genetate inline code for double
24746 division. The implementation doesn't handle INF or NAN, therefore it
24747 only applies when -ffinite-math-only is given.
24749 2008-01-06 Paolo Carlini <pcarlini@suse.de>
24752 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
24753 * doc/cpp.texi ([Common Predefined Macros]): Document.
24755 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
24757 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
24758 order to use commutative addition instead of subtraction.
24760 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
24761 Mircea Namolaru <namolaru@il.ibm.com>
24762 Vladimir Yanovsky <yanov@il.ibm.com>
24763 Revital Eres <eres@il.ibm.com>
24765 PR tree-optimization/34263
24766 * tree-outof-ssa.c (process_single_block_loop_latch,
24767 contains_tree_r): New functions.
24768 (analyze_edges_for_bb): Call process_single_block_loop_latch
24769 function to empty single-basic-block latch block if possible.
24771 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24773 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
24775 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
24777 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
24779 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
24781 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
24783 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
24785 2008-01-05 Jakub Jelinek <jakub@redhat.com>
24787 PR tree-optimization/34618
24788 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
24791 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24794 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
24795 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
24796 Update copyright year.
24798 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
24799 Update copyright year.
24800 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
24803 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
24805 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
24806 edge does not point to current bb before changing need_assert.
24808 2008-01-04 Richard Guenther <rguenther@suse.de>
24810 PR middle-end/34029
24811 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
24812 for verifying purposes if they are is_gimple_min_invariant.
24814 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
24816 PR tree-optimization/34448
24817 PR tree-optimization/34465
24818 * gimplify.c (gimplify_init_constructor): Add new parameter
24819 notify_temp_creation. Use it.
24820 (gimplify_modify_expr_rhs): Take volatiles into account when
24821 optimizing constructors.
24822 Do not optimize constructors if gimplify_init_constructor will dump to
24824 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
24825 * gcc.c-torture/compile/pr34448.c: New.
24827 2008-01-04 Jakub Jelinek <jakub@redhat.com>
24829 PR gcov-profile/34609
24830 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
24831 return_slot if result is TREE_ADDRESSABLE.
24833 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
24835 * config/mips/mips.md (sqrt_condition): Tweak comment.
24836 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
24838 2008-01-03 Tom Tromey <tromey@redhat.com>
24841 * c-common.c (c_type_hash): Handle VLAs.
24843 2008-01-03 Jan Hubicka <jh@suse.cz>
24845 PR tree-optimization/31081
24846 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
24847 0 when inlining and not inlining to first basic block.
24848 (remap_decl): When var is initialized to 0, don't set default_def.
24849 (expand_call_inline): Set entry_bb.
24850 * tree-inline.h (copy_body_data): Add entry_bb.
24852 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24855 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
24858 PR tree-optimization/29484
24859 * tree-inline.c (inline_forbidden_p_2): New function.
24860 (inline_forbidden_p): Disallow inlining if some static var
24861 has an address of a local LABEL_DECL in its initializer.
24862 * doc/extend.texi (Labels as Values): Document &&foo behaviour
24865 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
24867 PR tree-optimization/34635
24868 * tree-data-ref.c (add_other_self_distances): Make sure that the
24869 evolution step is constant.
24871 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24873 PR middle-end/34608
24874 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
24876 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
24878 * tree-sra.c (scalarize_init): Insert the generate_element_init
24879 statements after the generate_element_zero statements.
24881 2008-01-02 Richard Guenther <rguenther@suse.de>
24883 PR middle-end/34093
24884 PR middle-end/31976
24885 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
24886 for very large number of operands instead of ICEing.
24888 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
24891 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
24892 while stack probing.
24894 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
24896 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
24899 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
24901 PR libmudflap/26442
24902 * tree-mudflap.c (mx_register_decls): Guard warning by
24903 !DECL_ARTIFICIAL check.
24905 2008-01-01 Jakub Jelinek <jakub@redhat.com>
24907 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
24908 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
24909 sse5_perm<mode>): Fix constraints.